[DRE-commits] [ruby-rails-assets-diaspora-jsxc] 01/01: New upstream version 0.1.5~develop.7

Praveen Arimbrathodiyil praveen at moszumanska.debian.org
Sun Sep 25 07:05:48 UTC 2016


This is an automated email from the git hooks/post-receive script.

praveen pushed a commit to annotated tag upstream/0.1.5_develop.7
in repository ruby-rails-assets-diaspora-jsxc.

commit 2e1095c0425fd92b9f4fc80d66136e731f29775e
Author: Praveen Arimbrathodiyil <praveen at debian.org>
Date:   Sun Sep 25 11:39:13 2016 +0530

    New upstream version 0.1.5~develop.7
---
 Rakefile                                           |     2 +-
 app/assets/documents/diaspora_jsxc/dep.json        |    30 +-
 app/assets/fonts/diaspora_jsxc/img/XMPP_logo.svg   |   105 +
 .../fonts/diaspora_jsxc/img/bookmark_black.svg     |    57 +
 .../fonts/diaspora_jsxc/img/bookmark_red.svg       |    74 +
 .../fonts/diaspora_jsxc/img/bookmark_white.svg     |    58 +
 .../img/camera_disabled_icon_black.svg             |    67 +
 .../img/camera_disabled_icon_white.svg             |    67 +
 .../fonts/diaspora_jsxc/img/camera_icon_black.svg  |    36 +
 .../fonts/diaspora_jsxc/img/camera_icon_grey.svg   |    34 +
 .../fonts/diaspora_jsxc/img/camera_icon_white.svg  |    72 +
 .../fonts/diaspora_jsxc/img/contact_black.svg      |    58 +
 .../fonts/diaspora_jsxc/img/contact_white.svg      |    58 +
 .../fonts/diaspora_jsxc/img/delete_black.svg       |     4 +
 .../fonts/diaspora_jsxc/img/delete_white.svg       |    55 +
 app/assets/fonts/diaspora_jsxc/img/edit_black.svg  |     6 +
 app/assets/fonts/diaspora_jsxc/img/edit_white.svg  |    60 +
 .../fonts/diaspora_jsxc/img/emotions/jabber.svg    |    82 +
 .../fonts/diaspora_jsxc/img/emotions/jsxc.svg      |   197 +
 .../fonts/diaspora_jsxc/img/emotions/klaus.svg     |   101 +
 .../fonts/diaspora_jsxc/img/emotions/owncloud.svg  |   164 +
 .../fonts/diaspora_jsxc/img/emotions/xmpp.svg      |   170 +
 .../img/filetypes/application-pdf.svg              |     4 +
 .../diaspora_jsxc/img/filetypes/application.svg    |     6 +
 .../fonts/diaspora_jsxc/img/filetypes/audio.svg    |     4 +
 .../fonts/diaspora_jsxc/img/filetypes/file.svg     |     4 +
 .../img/filetypes/folder-drag-accept.svg           |     4 +
 .../img/filetypes/folder-external.svg              |     4 +
 .../diaspora_jsxc/img/filetypes/folder-public.svg  |     4 +
 .../diaspora_jsxc/img/filetypes/folder-shared.svg  |     4 +
 .../diaspora_jsxc/img/filetypes/folder-starred.svg |     4 +
 .../fonts/diaspora_jsxc/img/filetypes/folder.svg   |     6 +
 .../fonts/diaspora_jsxc/img/filetypes/image.svg    |     4 +
 .../img/filetypes/package-x-generic.svg            |     6 +
 .../diaspora_jsxc/img/filetypes/text-calendar.svg  |     6 +
 .../diaspora_jsxc/img/filetypes/text-code.svg      |     4 +
 .../diaspora_jsxc/img/filetypes/text-vcard.svg     |     4 +
 .../fonts/diaspora_jsxc/img/filetypes/text.svg     |     4 +
 .../fonts/diaspora_jsxc/img/filetypes/video.svg    |     4 +
 .../img/filetypes/x-office-document.svg            |     4 +
 .../img/filetypes/x-office-presentation.svg        |     4 +
 .../img/filetypes/x-office-spreadsheet.svg         |     4 +
 .../fonts/diaspora_jsxc/img/fullscreen_black.svg   |    57 +
 .../fonts/diaspora_jsxc/img/fullscreen_white.svg   |    60 +
 app/assets/fonts/diaspora_jsxc/img/gear_black.svg  |    87 +
 app/assets/fonts/diaspora_jsxc/img/gear_grey.svg   |    87 +
 app/assets/fonts/diaspora_jsxc/img/gear_white.svg  |    86 +
 app/assets/fonts/diaspora_jsxc/img/group_black.svg |    59 +
 app/assets/fonts/diaspora_jsxc/img/group_grey.svg  |    59 +
 app/assets/fonts/diaspora_jsxc/img/group_white.svg |    58 +
 .../fonts/diaspora_jsxc/img/groupcontact_black.svg |    57 +
 .../fonts/diaspora_jsxc/img/groupcontact_white.svg |    57 +
 .../fonts/diaspora_jsxc/img/hang_up_black.svg      |    62 +
 app/assets/fonts/diaspora_jsxc/img/hang_up_red.svg |    64 +
 .../fonts/diaspora_jsxc/img/hang_up_white.svg      |    64 +
 app/assets/fonts/diaspora_jsxc/img/help_black.svg  |    68 +
 app/assets/fonts/diaspora_jsxc/img/help_white.svg  |    68 +
 app/assets/fonts/diaspora_jsxc/img/info_black.svg  |    72 +
 app/assets/fonts/diaspora_jsxc/img/info_white.svg  |    72 +
 app/assets/fonts/diaspora_jsxc/img/menu_black.svg  |    12 +
 app/assets/fonts/diaspora_jsxc/img/menu_white.svg  |    54 +
 app/assets/fonts/diaspora_jsxc/img/more_black.svg  |    65 +
 app/assets/fonts/diaspora_jsxc/img/more_white.svg  |    65 +
 .../diaspora_jsxc/img/padlock_close_green.svg      |    86 +
 .../fonts/diaspora_jsxc/img/padlock_close_grey.svg |    94 +
 .../diaspora_jsxc/img/padlock_close_orange.svg     |    94 +
 .../fonts/diaspora_jsxc/img/padlock_open.svg       |    39 +
 .../fonts/diaspora_jsxc/img/padlock_open_black.svg |    38 +
 .../img/padlock_open_disabled_black.svg            |    67 +
 .../fonts/diaspora_jsxc/img/padlock_open_grey.svg  |    66 +
 .../fonts/diaspora_jsxc/img/padlock_open_white.svg |    64 +
 .../fonts/diaspora_jsxc/img/presence_away.svg      |    57 +
 .../fonts/diaspora_jsxc/img/presence_chat.svg      |    65 +
 .../fonts/diaspora_jsxc/img/presence_dnd.svg       |    56 +
 app/assets/fonts/diaspora_jsxc/img/presence_xa.svg |    69 +
 app/assets/fonts/diaspora_jsxc/img/resize_gray.svg |    76 +
 app/assets/fonts/diaspora_jsxc/img/smiley.svg      |    71 +
 .../diaspora_jsxc/img/speech_balloon_black.svg     |    66 +
 .../diaspora_jsxc/img/speech_balloon_white.svg     |    66 +
 app/assets/images/diaspora_jsxc/img/XMPP_logo.png  |   Bin 0 -> 9572 bytes
 app/assets/images/diaspora_jsxc/img/edit.png       |   Bin 0 -> 610 bytes
 .../img/filetypes/application-pdf.png              |   Bin 0 -> 892 bytes
 .../diaspora_jsxc/img/filetypes/application.png    |   Bin 0 -> 805 bytes
 .../images/diaspora_jsxc/img/filetypes/audio.png   |   Bin 0 -> 640 bytes
 .../images/diaspora_jsxc/img/filetypes/file.png    |   Bin 0 -> 306 bytes
 .../img/filetypes/folder-drag-accept.png           |   Bin 0 -> 283 bytes
 .../img/filetypes/folder-external.png              |   Bin 0 -> 595 bytes
 .../diaspora_jsxc/img/filetypes/folder-public.png  |   Bin 0 -> 693 bytes
 .../diaspora_jsxc/img/filetypes/folder-shared.png  |   Bin 0 -> 655 bytes
 .../diaspora_jsxc/img/filetypes/folder-starred.png |   Bin 0 -> 655 bytes
 .../images/diaspora_jsxc/img/filetypes/folder.png  |   Bin 0 -> 276 bytes
 .../images/diaspora_jsxc/img/filetypes/image.png   |   Bin 0 -> 486 bytes
 .../img/filetypes/package-x-generic.png            |   Bin 0 -> 302 bytes
 .../diaspora_jsxc/img/filetypes/text-calendar.png  |   Bin 0 -> 570 bytes
 .../diaspora_jsxc/img/filetypes/text-code.png      |   Bin 0 -> 591 bytes
 .../diaspora_jsxc/img/filetypes/text-vcard.png     |   Bin 0 -> 889 bytes
 .../images/diaspora_jsxc/img/filetypes/text.png    |   Bin 0 -> 382 bytes
 .../images/diaspora_jsxc/img/filetypes/video.png   |   Bin 0 -> 318 bytes
 .../img/filetypes/x-office-document.png            |   Bin 0 -> 380 bytes
 .../img/filetypes/x-office-presentation.png        |   Bin 0 -> 259 bytes
 .../img/filetypes/x-office-spreadsheet.png         |   Bin 0 -> 362 bytes
 app/assets/images/diaspora_jsxc/img/loading.gif    |   Bin 0 -> 2767 bytes
 .../images/diaspora_jsxc/img/presence_xa.png       |   Bin 0 -> 245 bytes
 app/assets/images/diaspora_jsxc/img/smiley.png     |   Bin 0 -> 560 bytes
 app/assets/javascripts/diaspora_jsxc.js            |     2 +-
 app/assets/javascripts/diaspora_jsxc/jsxc.dep.js   | 34619 +++++++++++++++++++
 .../javascripts/diaspora_jsxc/jsxc.dep.min.js      |   143 +
 app/assets/javascripts/diaspora_jsxc/jsxc.js       |  2480 +-
 app/assets/javascripts/diaspora_jsxc/lib/dsa-ww.js |    50 -
 .../diaspora_jsxc/lib/jquery.fullscreen.js         |    88 -
 .../diaspora_jsxc/lib/jquery.slimscroll.js         |   474 -
 .../javascripts/diaspora_jsxc/lib/jsxc.dep.js      | 33400 ------------------
 .../magnific-popup/dist/jquery.magnific-popup.js   |  2060 --
 .../diaspora_jsxc/lib/otr/build/dep/bigint.js      |  1705 -
 .../diaspora_jsxc/lib/otr/build/dep/crypto.js      |  2434 --
 .../lib/otr/build/dep/eventemitter.js              |   455 -
 .../diaspora_jsxc/lib/otr/build/dep/salsa20.js     |   254 -
 .../diaspora_jsxc/lib/otr/build/dsa-webworker.js   |    52 -
 .../javascripts/diaspora_jsxc/lib/otr/build/otr.js |  2634 --
 .../diaspora_jsxc/lib/otr/build/sm-webworker.js    |    60 -
 .../javascripts/diaspora_jsxc/lib/otr/lib/const.js |    55 -
 .../diaspora_jsxc/lib/otr/lib/dsa-webworker.js     |    52 -
 .../javascripts/diaspora_jsxc/lib/otr/lib/dsa.js   |   405 -
 .../diaspora_jsxc/lib/otr/lib/helpers.js           |   349 -
 .../diaspora_jsxc/lib/otr/lib/sm-webworker.js      |    60 -
 .../diaspora_jsxc/lib/otr/vendor/bigint.js         |  1705 -
 .../diaspora_jsxc/lib/otr/vendor/crypto.js         |  2434 --
 .../diaspora_jsxc/lib/otr/vendor/eventemitter.js   |   455 -
 .../diaspora_jsxc/lib/otr/vendor/salsa20.js        |   254 -
 .../javascripts/diaspora_jsxc/lib/strophe.caps.js  |   275 -
 .../javascripts/diaspora_jsxc/lib/strophe.disco.js |   232 -
 .../strophe.jinglejs/strophe.jinglejs-bundle.js    | 19092 ----------
 .../javascripts/diaspora_jsxc/lib/strophe.js       |  5153 ---
 .../javascripts/diaspora_jsxc/lib/strophe.muc.js   |  1020 -
 .../javascripts/diaspora_jsxc/lib/strophe.vcard.js |    66 -
 .../javascripts/diaspora_jsxc/lib/translation.js   |     1 -
 .../javascripts/diaspora_jsxc/sound/Ping1.js       |     1 +
 .../diaspora_jsxc/sound/Rotary-Phone6.js           |     1 +
 .../diaspora_jsxc/sound/incomingMessage.js         |     1 +
 app/assets/stylesheets/diaspora_jsxc.scss          |     1 -
 .../stylesheets/diaspora_jsxc/jquery.colorbox.scss |   189 -
 app/assets/stylesheets/diaspora_jsxc/jsxc.scss     |   657 +-
 .../stylesheets/diaspora_jsxc/jsxc.webrtc.scss     |   289 -
 lib/rails-assets-diaspora_jsxc.rb                  |    10 +-
 lib/rails-assets-diaspora_jsxc/version.rb          |     2 +-
 metadata.yml                                       |   203 -
 rails-assets-diaspora_jsxc.gemspec                 |     4 +-
 rails-assets-diaspora_jsxc.json                    |    74 +
 148 files changed, 41256 insertions(+), 76746 deletions(-)

diff --git a/Rakefile b/Rakefile
index 2995527..c702cfc 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1 +1 @@
-require "bundler/gem_tasks"
+require 'bundler/gem_tasks'
diff --git a/app/assets/documents/diaspora_jsxc/dep.json b/app/assets/documents/diaspora_jsxc/dep.json
index 8718c0f..270dbc6 100644
--- a/app/assets/documents/diaspora_jsxc/dep.json
+++ b/app/assets/documents/diaspora_jsxc/dep.json
@@ -1,7 +1,7 @@
 [
   {
      "name": "strophe.js",
-     "file": "lib/strophe.js",
+     "file": "lib/strophe.min.js",
      "license": "multiple",
      "url": "http://strophe.im/strophejs/"
   },
@@ -31,13 +31,13 @@
   },
   {
      "name": "strophe.js/bookmarks",
-     "file": "lib/strophe.bookmarks/index.js",
+     "file": "lib/strophe.bookmarks.js",
      "license": "MIT",
      "url": "https://github.com/strophe/strophejs-plugins/tree/master/bookmarks"
   },
   {
      "name": "strophe.js/x",
-     "file": "lib/strophe.x/index.js",
+     "file": "lib/strophe.x.js",
      "license": "MIT",
      "url": "https://github.com/strophe/strophejs-plugins/tree/master/dataforms"
   },
@@ -100,5 +100,29 @@
      "file": "lib/favico.js/favico.js",
      "license": "MIT",
      "url": "https://github.com/ejci/favico.js"
+  },
+  {
+     "name": "emoji one",
+     "file": "lib/emojione/lib/js/emojione.js",
+     "license": "CC-BY 4.0",
+     "url": "http://emojione.com"
+  },
+  {
+     "name": null,
+     "file": "sound/incomingMessage.js",
+     "license": "sound/credentials",
+     "url": null
+  },
+  {
+     "name": null,
+     "file": "sound/Rotary-Phone6.js",
+     "license": "sound/credentials",
+     "url": null
+  },
+  {
+     "name": null,
+     "file": "sound/Ping1.js",
+     "license": "sound/credentials",
+     "url": null
   }
  ]
diff --git a/app/assets/fonts/diaspora_jsxc/img/XMPP_logo.svg b/app/assets/fonts/diaspora_jsxc/img/XMPP_logo.svg
new file mode 100644
index 0000000..87f683d
--- /dev/null
+++ b/app/assets/fonts/diaspora_jsxc/img/XMPP_logo.svg
@@ -0,0 +1,105 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Generator: Adobe Illustrator 13.0.2, SVG Export Plug-In . SVG Version: 6.00 Build 14948)  -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   id="Layer_1"
+   xml:space="preserve"
+   height="147.22015"
+   viewBox="0 0 192.89149 147.21771"
+   width="192.89587"
+   version="1.1"
+   y="0px"
+   x="0px"
+   enable-background="new 0 0 176.486 181.437"
+   inkscape:version="0.91pre2 r"
+   sodipodi:docname="XMPP_logo.svg"><metadata
+     id="metadata41"><rdf:RDF><cc:Work
+         rdf:about=""><dc:format>image/svg+xml</dc:format><dc:type
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+     id="defs39" /><sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="640"
+     inkscape:window-height="480"
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+     fit-margin-top="10"
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+     inkscape:cx="71.332001"
+     inkscape:cy="72.501142"
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+     inkscape:window-maximized="0"
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diff --git a/app/assets/fonts/diaspora_jsxc/img/bookmark_black.svg b/app/assets/fonts/diaspora_jsxc/img/bookmark_black.svg
new file mode 100644
index 0000000..0e973e6
--- /dev/null
+++ b/app/assets/fonts/diaspora_jsxc/img/bookmark_black.svg
@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   height="16"
+   width="16"
+   version="1.1"
+   id="svg6"
+   inkscape:version="0.91+devel r"
+   sodipodi:docname="bookmark_black.svg"
+   viewBox="0 0 16 16">
+  <metadata
+     id="metadata12">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs10" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1394"
+     inkscape:window-height="922"
+     inkscape:document-units="px"
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+     showgrid="false"
+     inkscape:zoom="41.7193"
+     inkscape:cx="9.0040062"
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new file mode 100644
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new file mode 100644
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new file mode 100644
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new file mode 100644
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new file mode 100644
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new file mode 100644
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new file mode 100644
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new file mode 100644
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new file mode 100644
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new file mode 100644
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new file mode 100644
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new file mode 100644
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diff --git a/app/assets/javascripts/diaspora_jsxc.js b/app/assets/javascripts/diaspora_jsxc.js
index dd3716b..c1bd0d6 100644
--- a/app/assets/javascripts/diaspora_jsxc.js
+++ b/app/assets/javascripts/diaspora_jsxc.js
@@ -1,2 +1,2 @@
-//= require diaspora_jsxc/lib/jsxc.dep.js
+//= require diaspora_jsxc/jsxc.dep.min.js
 //= require diaspora_jsxc/jsxc.min.js
diff --git a/app/assets/javascripts/diaspora_jsxc/jsxc.dep.js b/app/assets/javascripts/diaspora_jsxc/jsxc.dep.js
new file mode 100644
index 0000000..5c6a2d0
--- /dev/null
+++ b/app/assets/javascripts/diaspora_jsxc/jsxc.dep.js
@@ -0,0 +1,34619 @@
+/*!
+ * jsxc v3.0.1-nightly.20160504 - 2016-09-12
+ * 
+ * Copyright (c) 2016 Klaus Herberth <klaus at jsxc.org> <br>
+ * Released under the MIT license
+ * 
+ * Please see http://www.jsxc.org/
+ * 
+ * @author Klaus Herberth <klaus at jsxc.org>
+ * @version 3.0.1-nightly.20160504
+ * @license MIT
+ */
+
+/*!
+ * jsxc v3.0.1-nightly.20160504 - 2016-09-12
+ * 
+ * This file concatenates all dependencies of jsxc.
+ * 
+ */
+
+
+/*!
+ * Source: lib/strophe.min.js, license: multiple, url: http://strophe.im/strophejs/
+ */
+/*! strophe.js v1.1.3 - built on 20-01-2014 */
+function b64_sha1(a){return binb2b64(core_sha1(str2binb(a),8*a.length))}function str_sha1(a){return binb2str(core_sha1(str2binb(a),8*a.length))}function b64_hmac_sha1(a,b){return binb2b64(core_hmac_sha1(a,b))}function str_hmac_sha1(a,b){return binb2str(core_hmac_sha1(a,b))}function core_sha1(a,b){a[b>>5]|=128<<24-b%32,a[(b+64>>9<<4)+15]=b;var c,d,e,f,g,h,i,j,k=new Array(80),l=1732584193,m=-271733879,n=-1732584194,o=271733878,p=-1009589776;for(c=0;c<a.length;c+=16){for(f=l,g=m,h=n,i=o,j=p [...]
+break;case"nonce":i=d[2];break;case"qop":j=d[2];break;case"host":h=d[2]}var k=a.servtype+"/"+a.domain;null!==h&&(k=k+"/"+h);var l=MD5.hash(a.authcid+":"+g+":"+this._connection.pass)+":"+i+":"+f,m="AUTHENTICATE:"+k,n="";return n+="charset=utf-8,",n+="username="+this._quote(a.authcid)+",",n+="realm="+this._quote(g)+",",n+="nonce="+this._quote(i)+",",n+="nc=00000001,",n+="cnonce="+this._quote(f)+",",n+="digest-uri="+this._quote(k)+",",n+="response="+MD5.hexdigest(MD5.hexdigest(l)+":"+i+":00 [...]
+
+/*!
+ * Source: lib/strophe.muc.js, license: MIT, url: https://github.com/strophe/strophejs-plugins
+ */
+// Generated by CoffeeScript 1.3.3
+/*
+ *Plugin to implement the MUC extension.
+   http://xmpp.org/extensions/xep-0045.html
+ *Previous Author:
+    Nathan Zorn <nathan.zorn at gmail.com>
+ *Complete CoffeeScript rewrite:
+    Andreas Guth <guth at dbis.rwth-aachen.de>
+*/
+
+var Occupant, RoomConfig, XmppRoom,
+  __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
+
+Strophe.addConnectionPlugin('muc', {
+  _connection: null,
+  rooms: {},
+  roomNames: [],
+  /*Function 
+  Initialize the MUC plugin. Sets the correct connection object and
+  extends the namesace.
+  */
+
+  init: function(conn) {
+    this._connection = conn;
+    this._muc_handler = null;
+    Strophe.addNamespace('MUC_OWNER', Strophe.NS.MUC + "#owner");
+    Strophe.addNamespace('MUC_ADMIN', Strophe.NS.MUC + "#admin");
+    Strophe.addNamespace('MUC_USER', Strophe.NS.MUC + "#user");
+    return Strophe.addNamespace('MUC_ROOMCONF', Strophe.NS.MUC + "#roomconfig");
+  },
+  /*Function
+  Join a multi-user chat room
+  Parameters:
+  (String) room - The multi-user chat room to join.
+  (String) nick - The nickname to use in the chat room. Optional
+  (Function) msg_handler_cb - The function call to handle messages from the
+  specified chat room.
+  (Function) pres_handler_cb - The function call back to handle presence
+  in the chat room.
+  (Function) roster_cb - The function call to handle roster info in the chat room
+  (String) password - The optional password to use. (password protected
+  rooms only)
+  (Object) history_attrs - Optional attributes for retrieving history
+  (XML DOM Element) extended_presence - Optional XML for extending presence
+  */
+
+  join: function(room, nick, msg_handler_cb, pres_handler_cb, roster_cb, password, history_attrs, extended_presence) {
+    var msg, room_nick, _ref,
+      _this = this;
+    room_nick = this.test_append_nick(room, nick);
+    msg = $pres({
+      from: this._connection.jid,
+      to: room_nick
+    }).c("x", {
+      xmlns: Strophe.NS.MUC
+    });
+    if (history_attrs != null) {
+      msg = msg.c("history", history_attrs).up();
+    }
+    if (password != null) {
+      msg.cnode(Strophe.xmlElement("password", [], password));
+    }
+    if (extended_presence != null) {
+      msg.up().cnode(extended_presence);
+    }
+    if ((_ref = this._muc_handler) == null) {
+      this._muc_handler = this._connection.addHandler(function(stanza) {
+        var from, handler, handlers, id, roomname, x, xmlns, xquery, _i, _len;
+        from = stanza.getAttribute('from');
+        if (!from) {
+          return true;
+        }
+        roomname = from.split("/")[0];
+        if (!_this.rooms[roomname]) {
+          return true;
+        }
+        room = _this.rooms[roomname];
+        handlers = {};
+        if (stanza.nodeName === "message") {
+          handlers = room._message_handlers;
+        } else if (stanza.nodeName === "presence") {
+          xquery = stanza.getElementsByTagName("x");
+          if (xquery.length > 0) {
+            for (_i = 0, _len = xquery.length; _i < _len; _i++) {
+              x = xquery[_i];
+              xmlns = x.getAttribute("xmlns");
+              if (xmlns && xmlns.match(Strophe.NS.MUC)) {
+                handlers = room._presence_handlers;
+                break;
+              }
+            }
+          }
+        }
+        for (id in handlers) {
+          handler = handlers[id];
+          if (!handler(stanza, room)) {
+            delete handlers[id];
+          }
+        }
+        return true;
+      });
+    }
+    if (!this.rooms.hasOwnProperty(room)) {
+      this.rooms[room] = new XmppRoom(this, room, nick, password);
+      this.roomNames.push(room);
+    }
+    if (pres_handler_cb) {
+      this.rooms[room].addHandler('presence', pres_handler_cb);
+    }
+    if (msg_handler_cb) {
+      this.rooms[room].addHandler('message', msg_handler_cb);
+    }
+    if (roster_cb) {
+      this.rooms[room].addHandler('roster', roster_cb);
+    }
+    return this._connection.send(msg);
+  },
+  /*Function
+  Leave a multi-user chat room
+  Parameters:
+  (String) room - The multi-user chat room to leave.
+  (String) nick - The nick name used in the room.
+  (Function) handler_cb - Optional function to handle the successful leave.
+  (String) exit_msg - optional exit message.
+  Returns:
+  iqid - The unique id for the room leave.
+  */
+
+  leave: function(room, nick, handler_cb, exit_msg) {
+    var id, presence, presenceid, room_nick;
+    id = this.roomNames.indexOf(room);
+    delete this.rooms[room];
+    if (id >= 0) {
+      this.roomNames.splice(id, 1);
+      if (this.roomNames.length === 0) {
+        this._connection.deleteHandler(this._muc_handler);
+        this._muc_handler = null;
+      }
+    }
+    room_nick = this.test_append_nick(room, nick);
+    presenceid = this._connection.getUniqueId();
+    presence = $pres({
+      type: "unavailable",
+      id: presenceid,
+      from: this._connection.jid,
+      to: room_nick
+    });
+    if (exit_msg != null) {
+      presence.c("status", exit_msg);
+    }
+    if (handler_cb != null) {
+      this._connection.addHandler(handler_cb, null, "presence", null, presenceid);
+    }
+    this._connection.send(presence);
+    return presenceid;
+  },
+  /*Function
+  Parameters:
+  (String) room - The multi-user chat room name.
+  (String) nick - The nick name used in the chat room.
+  (String) message - The plaintext message to send to the room.
+  (String) html_message - The message to send to the room with html markup.
+  (String) type - "groupchat" for group chat messages o
+                  "chat" for private chat messages
+  Returns:
+  msgiq - the unique id used to send the message
+  */
+
+  message: function(room, nick, message, html_message, type) {
+    var msg, msgid, parent, room_nick;
+    room_nick = this.test_append_nick(room, nick);
+    type = type || (nick != null ? "chat" : "groupchat");
+    msgid = this._connection.getUniqueId();
+    msg = $msg({
+      to: room_nick,
+      from: this._connection.jid,
+      type: type,
+      id: msgid
+    }).c("body", {
+      xmlns: Strophe.NS.CLIENT
+    }).t(message);
+    msg.up();
+    if (html_message != null) {
+      msg.c("html", {
+        xmlns: Strophe.NS.XHTML_IM
+      }).c("body", {
+        xmlns: Strophe.NS.XHTML
+      }).t(html_message);
+      if (msg.node.childNodes.length === 0) {
+        parent = msg.node.parentNode;
+        msg.up().up();
+        msg.node.removeChild(parent);
+      } else {
+        msg.up().up();
+      }
+    }
+    msg.c("x", {
+      xmlns: "jabber:x:event"
+    }).c("composing");
+    this._connection.send(msg);
+    return msgid;
+  },
+  /*Function
+  Convenience Function to send a Message to all Occupants
+  Parameters:
+  (String) room - The multi-user chat room name.
+  (String) message - The plaintext message to send to the room.
+  (String) html_message - The message to send to the room with html markup.
+  Returns:
+  msgiq - the unique id used to send the message
+  */
+
+  groupchat: function(room, message, html_message) {
+    return this.message(room, null, message, html_message);
+  },
+  /*Function
+  Send a mediated invitation.
+  Parameters:
+  (String) room - The multi-user chat room name.
+  (String) receiver - The invitation's receiver.
+  (String) reason - Optional reason for joining the room.
+  Returns:
+  msgiq - the unique id used to send the invitation
+  */
+
+  invite: function(room, receiver, reason) {
+    var invitation, msgid;
+    msgid = this._connection.getUniqueId();
+    invitation = $msg({
+      from: this._connection.jid,
+      to: room,
+      id: msgid
+    }).c('x', {
+      xmlns: Strophe.NS.MUC_USER
+    }).c('invite', {
+      to: receiver
+    });
+    if (reason != null) {
+      invitation.c('reason', reason);
+    }
+    this._connection.send(invitation);
+    return msgid;
+  },
+  /*Function
+  Send a direct invitation.
+  Parameters:
+  (String) room - The multi-user chat room name.
+  (String) receiver - The invitation's receiver.
+  (String) reason - Optional reason for joining the room.
+  (String) password - Optional password for the room.
+  Returns:
+  msgiq - the unique id used to send the invitation
+  */
+
+  directInvite: function(room, receiver, reason, password) {
+    var attrs, invitation, msgid;
+    msgid = this._connection.getUniqueId();
+    attrs = {
+      xmlns: 'jabber:x:conference',
+      jid: room
+    };
+    if (reason != null) {
+      attrs.reason = reason;
+    }
+    if (password != null) {
+      attrs.password = password;
+    }
+    invitation = $msg({
+      from: this._connection.jid,
+      to: receiver,
+      id: msgid
+    }).c('x', attrs);
+    this._connection.send(invitation);
+    return msgid;
+  },
+  /*Function
+  Queries a room for a list of occupants
+  (String) room - The multi-user chat room name.
+  (Function) success_cb - Optional function to handle the info.
+  (Function) error_cb - Optional function to handle an error.
+  Returns:
+  id - the unique id used to send the info request
+  */
+
+  queryOccupants: function(room, success_cb, error_cb) {
+    var attrs, info;
+    attrs = {
+      xmlns: Strophe.NS.DISCO_ITEMS
+    };
+    info = $iq({
+      from: this._connection.jid,
+      to: room,
+      type: 'get'
+    }).c('query', attrs);
+    return this._connection.sendIQ(info, success_cb, error_cb);
+  },
+  /*Function
+  Start a room configuration.
+  Parameters:
+  (String) room - The multi-user chat room name.
+  (Function) handler_cb - Optional function to handle the config form.
+  Returns:
+  id - the unique id used to send the configuration request
+  */
+
+  configure: function(room, handler_cb, error_cb) {
+    var config, stanza;
+    config = $iq({
+      to: room,
+      type: "get"
+    }).c("query", {
+      xmlns: Strophe.NS.MUC_OWNER
+    });
+    stanza = config.tree();
+    return this._connection.sendIQ(stanza, handler_cb, error_cb);
+  },
+  /*Function
+  Cancel the room configuration
+  Parameters:
+  (String) room - The multi-user chat room name.
+  Returns:
+  id - the unique id used to cancel the configuration.
+  */
+
+  cancelConfigure: function(room) {
+    var config, stanza;
+    config = $iq({
+      to: room,
+      type: "set"
+    }).c("query", {
+      xmlns: Strophe.NS.MUC_OWNER
+    }).c("x", {
+      xmlns: "jabber:x:data",
+      type: "cancel"
+    });
+    stanza = config.tree();
+    return this._connection.sendIQ(stanza);
+  },
+  /*Function
+  Save a room configuration.
+  Parameters:
+  (String) room - The multi-user chat room name.
+  (Array) config- Form Object or an array of form elements used to configure the room.
+  Returns:
+  id - the unique id used to save the configuration.
+  */
+
+  saveConfiguration: function(room, config, success_cb, error_cb) {
+    var conf, iq, stanza, _i, _len;
+    iq = $iq({
+      to: room,
+      type: "set"
+    }).c("query", {
+      xmlns: Strophe.NS.MUC_OWNER
+    });
+    if (Strophe.x && config instanceof Strophe.x.Form) {
+      config.type = "submit";
+      iq.cnode(config.toXML());
+    } else {
+      iq.c("x", {
+        xmlns: "jabber:x:data",
+        type: "submit"
+      });
+      for (_i = 0, _len = config.length; _i < _len; _i++) {
+        conf = config[_i];
+        iq.cnode(conf).up();
+      }
+    }
+    stanza = iq.tree();
+    return this._connection.sendIQ(stanza, success_cb, error_cb);
+  },
+  /*Function
+  Parameters:
+  (String) room - The multi-user chat room name.
+  Returns:
+  id - the unique id used to create the chat room.
+  */
+
+  createInstantRoom: function(room, success_cb, error_cb) {
+    var roomiq;
+    roomiq = $iq({
+      to: room,
+      type: "set"
+    }).c("query", {
+      xmlns: Strophe.NS.MUC_OWNER
+    }).c("x", {
+      xmlns: "jabber:x:data",
+      type: "submit"
+    });
+    return this._connection.sendIQ(roomiq.tree(), success_cb, error_cb);
+  },
+  /*Function
+  Set the topic of the chat room.
+  Parameters:
+  (String) room - The multi-user chat room name.
+  (String) topic - Topic message.
+  */
+
+  setTopic: function(room, topic) {
+    var msg;
+    msg = $msg({
+      to: room,
+      from: this._connection.jid,
+      type: "groupchat"
+    }).c("subject", {
+      xmlns: "jabber:client"
+    }).t(topic);
+    return this._connection.send(msg.tree());
+  },
+  /*Function
+  Internal Function that Changes the role or affiliation of a member
+  of a MUC room. This function is used by modifyRole and modifyAffiliation.
+  The modification can only be done by a room moderator. An error will be
+  returned if the user doesn't have permission.
+  Parameters:
+  (String) room - The multi-user chat room name.
+  (Object) item - Object with nick and role or jid and affiliation attribute
+  (String) reason - Optional reason for the change.
+  (Function) handler_cb - Optional callback for success
+  (Function) error_cb - Optional callback for error
+  Returns:
+  iq - the id of the mode change request.
+  */
+
+  _modifyPrivilege: function(room, item, reason, handler_cb, error_cb) {
+    var iq;
+    iq = $iq({
+      to: room,
+      type: "set"
+    }).c("query", {
+      xmlns: Strophe.NS.MUC_ADMIN
+    }).cnode(item.node);
+    if (reason != null) {
+      iq.c("reason", reason);
+    }
+    return this._connection.sendIQ(iq.tree(), handler_cb, error_cb);
+  },
+  /*Function
+  Changes the role of a member of a MUC room.
+  The modification can only be done by a room moderator. An error will be
+  returned if the user doesn't have permission.
+  Parameters:
+  (String) room - The multi-user chat room name.
+  (String) nick - The nick name of the user to modify.
+  (String) role - The new role of the user.
+  (String) affiliation - The new affiliation of the user.
+  (String) reason - Optional reason for the change.
+  (Function) handler_cb - Optional callback for success
+  (Function) error_cb - Optional callback for error
+  Returns:
+  iq - the id of the mode change request.
+  */
+
+  modifyRole: function(room, nick, role, reason, handler_cb, error_cb) {
+    var item;
+    item = $build("item", {
+      nick: nick,
+      role: role
+    });
+    return this._modifyPrivilege(room, item, reason, handler_cb, error_cb);
+  },
+  kick: function(room, nick, reason, handler_cb, error_cb) {
+    return this.modifyRole(room, nick, 'none', reason, handler_cb, error_cb);
+  },
+  voice: function(room, nick, reason, handler_cb, error_cb) {
+    return this.modifyRole(room, nick, 'participant', reason, handler_cb, error_cb);
+  },
+  mute: function(room, nick, reason, handler_cb, error_cb) {
+    return this.modifyRole(room, nick, 'visitor', reason, handler_cb, error_cb);
+  },
+  op: function(room, nick, reason, handler_cb, error_cb) {
+    return this.modifyRole(room, nick, 'moderator', reason, handler_cb, error_cb);
+  },
+  deop: function(room, nick, reason, handler_cb, error_cb) {
+    return this.modifyRole(room, nick, 'participant', reason, handler_cb, error_cb);
+  },
+  /*Function
+  Changes the affiliation of a member of a MUC room.
+  The modification can only be done by a room moderator. An error will be
+  returned if the user doesn't have permission.
+  Parameters:
+  (String) room - The multi-user chat room name.
+  (String) jid  - The jid of the user to modify.
+  (String) affiliation - The new affiliation of the user.
+  (String) reason - Optional reason for the change.
+  (Function) handler_cb - Optional callback for success
+  (Function) error_cb - Optional callback for error
+  Returns:
+  iq - the id of the mode change request.
+  */
+
+  modifyAffiliation: function(room, jid, affiliation, reason, handler_cb, error_cb) {
+    var item;
+    item = $build("item", {
+      jid: jid,
+      affiliation: affiliation
+    });
+    return this._modifyPrivilege(room, item, reason, handler_cb, error_cb);
+  },
+  ban: function(room, jid, reason, handler_cb, error_cb) {
+    return this.modifyAffiliation(room, jid, 'outcast', reason, handler_cb, error_cb);
+  },
+  member: function(room, jid, reason, handler_cb, error_cb) {
+    return this.modifyAffiliation(room, jid, 'member', reason, handler_cb, error_cb);
+  },
+  revoke: function(room, jid, reason, handler_cb, error_cb) {
+    return this.modifyAffiliation(room, jid, 'none', reason, handler_cb, error_cb);
+  },
+  owner: function(room, jid, reason, handler_cb, error_cb) {
+    return this.modifyAffiliation(room, jid, 'owner', reason, handler_cb, error_cb);
+  },
+  admin: function(room, jid, reason, handler_cb, error_cb) {
+    return this.modifyAffiliation(room, jid, 'admin', reason, handler_cb, error_cb);
+  },
+  /*Function
+  Change the current users nick name.
+  Parameters:
+  (String) room - The multi-user chat room name.
+  (String) user - The new nick name.
+  */
+
+  changeNick: function(room, user) {
+    var presence, room_nick;
+    room_nick = this.test_append_nick(room, user);
+    presence = $pres({
+      from: this._connection.jid,
+      to: room_nick,
+      id: this._connection.getUniqueId()
+    });
+    return this._connection.send(presence.tree());
+  },
+  /*Function
+  Change the current users status.
+  Parameters:
+  (String) room - The multi-user chat room name.
+  (String) user - The current nick.
+  (String) show - The new show-text.
+  (String) status - The new status-text.
+  */
+
+  setStatus: function(room, user, show, status) {
+    var presence, room_nick;
+    room_nick = this.test_append_nick(room, user);
+    presence = $pres({
+      from: this._connection.jid,
+      to: room_nick
+    });
+    if (show != null) {
+      presence.c('show', show).up();
+    }
+    if (status != null) {
+      presence.c('status', status);
+    }
+    return this._connection.send(presence.tree());
+  },
+  /*Function
+  List all chat room available on a server.
+  Parameters:
+  (String) server - name of chat server.
+  (String) handle_cb - Function to call for room list return.
+  (String) error_cb - Function to call on error.
+  */
+
+  listRooms: function(server, handle_cb, error_cb) {
+    var iq;
+    iq = $iq({
+      to: server,
+      from: this._connection.jid,
+      type: "get"
+    }).c("query", {
+      xmlns: Strophe.NS.DISCO_ITEMS
+    });
+    return this._connection.sendIQ(iq, handle_cb, error_cb);
+  },
+  test_append_nick: function(room, nick) {
+    return room + (nick != null ? "/" + (Strophe.escapeNode(nick)) : "");
+  }
+});
+
+XmppRoom = (function() {
+
+  function XmppRoom(client, name, nick, password) {
+    this.client = client;
+    this.name = name;
+    this.nick = nick;
+    this.password = password;
+    this._roomRosterHandler = __bind(this._roomRosterHandler, this);
+
+    this._addOccupant = __bind(this._addOccupant, this);
+
+    this.roster = {};
+    this._message_handlers = {};
+    this._presence_handlers = {};
+    this._roster_handlers = {};
+    this._handler_ids = 0;
+    if (client.muc) {
+      this.client = client.muc;
+    }
+    this.name = Strophe.getBareJidFromJid(name);
+    this.addHandler('presence', this._roomRosterHandler);
+  }
+
+  XmppRoom.prototype.join = function(msg_handler_cb, pres_handler_cb, roster_cb) {
+    return this.client.join(this.name, this.nick, msg_handler_cb, pres_handler_cb, roster_cb, this.password);
+  };
+
+  XmppRoom.prototype.leave = function(handler_cb, message) {
+    this.client.leave(this.name, this.nick, handler_cb, message);
+    return delete this.client.rooms[this.name];
+  };
+
+  XmppRoom.prototype.message = function(nick, message, html_message, type) {
+    return this.client.message(this.name, nick, message, html_message, type);
+  };
+
+  XmppRoom.prototype.groupchat = function(message, html_message) {
+    return this.client.groupchat(this.name, message, html_message);
+  };
+
+  XmppRoom.prototype.invite = function(receiver, reason) {
+    return this.client.invite(this.name, receiver, reason);
+  };
+
+  XmppRoom.prototype.directInvite = function(receiver, reason) {
+    return this.client.directInvite(this.name, receiver, reason, this.password);
+  };
+
+  XmppRoom.prototype.configure = function(handler_cb) {
+    return this.client.configure(this.name, handler_cb);
+  };
+
+  XmppRoom.prototype.cancelConfigure = function() {
+    return this.client.cancelConfigure(this.name);
+  };
+
+  XmppRoom.prototype.saveConfiguration = function(config) {
+    return this.client.saveConfiguration(this.name, config);
+  };
+
+  XmppRoom.prototype.queryOccupants = function(success_cb, error_cb) {
+    return this.client.queryOccupants(this.name, success_cb, error_cb);
+  };
+
+  XmppRoom.prototype.setTopic = function(topic) {
+    return this.client.setTopic(this.name, topic);
+  };
+
+  XmppRoom.prototype.modifyRole = function(nick, role, reason, success_cb, error_cb) {
+    return this.client.modifyRole(this.name, nick, role, reason, success_cb, error_cb);
+  };
+
+  XmppRoom.prototype.kick = function(nick, reason, handler_cb, error_cb) {
+    return this.client.kick(this.name, nick, reason, handler_cb, error_cb);
+  };
+
+  XmppRoom.prototype.voice = function(nick, reason, handler_cb, error_cb) {
+    return this.client.voice(this.name, nick, reason, handler_cb, error_cb);
+  };
+
+  XmppRoom.prototype.mute = function(nick, reason, handler_cb, error_cb) {
+    return this.client.mute(this.name, nick, reason, handler_cb, error_cb);
+  };
+
+  XmppRoom.prototype.op = function(nick, reason, handler_cb, error_cb) {
+    return this.client.op(this.name, nick, reason, handler_cb, error_cb);
+  };
+
+  XmppRoom.prototype.deop = function(nick, reason, handler_cb, error_cb) {
+    return this.client.deop(this.name, nick, reason, handler_cb, error_cb);
+  };
+
+  XmppRoom.prototype.modifyAffiliation = function(jid, affiliation, reason, success_cb, error_cb) {
+    return this.client.modifyAffiliation(this.name, jid, affiliation, reason, success_cb, error_cb);
+  };
+
+  XmppRoom.prototype.ban = function(jid, reason, handler_cb, error_cb) {
+    return this.client.ban(this.name, jid, reason, handler_cb, error_cb);
+  };
+
+  XmppRoom.prototype.member = function(jid, reason, handler_cb, error_cb) {
+    return this.client.member(this.name, jid, reason, handler_cb, error_cb);
+  };
+
+  XmppRoom.prototype.revoke = function(jid, reason, handler_cb, error_cb) {
+    return this.client.revoke(this.name, jid, reason, handler_cb, error_cb);
+  };
+
+  XmppRoom.prototype.owner = function(jid, reason, handler_cb, error_cb) {
+    return this.client.owner(this.name, jid, reason, handler_cb, error_cb);
+  };
+
+  XmppRoom.prototype.admin = function(jid, reason, handler_cb, error_cb) {
+    return this.client.admin(this.name, jid, reason, handler_cb, error_cb);
+  };
+
+  XmppRoom.prototype.changeNick = function(nick) {
+    this.nick = nick;
+    return this.client.changeNick(this.name, nick);
+  };
+
+  XmppRoom.prototype.setStatus = function(show, status) {
+    return this.client.setStatus(this.name, this.nick, show, status);
+  };
+
+  /*Function
+  Adds a handler to the MUC room.
+    Parameters:
+  (String) handler_type - 'message', 'presence' or 'roster'.
+  (Function) handler - The handler function.
+  Returns:
+  id - the id of handler.
+  */
+
+
+  XmppRoom.prototype.addHandler = function(handler_type, handler) {
+    var id;
+    id = this._handler_ids++;
+    switch (handler_type) {
+      case 'presence':
+        this._presence_handlers[id] = handler;
+        break;
+      case 'message':
+        this._message_handlers[id] = handler;
+        break;
+      case 'roster':
+        this._roster_handlers[id] = handler;
+        break;
+      default:
+        this._handler_ids--;
+        return null;
+    }
+    return id;
+  };
+
+  /*Function
+  Removes a handler from the MUC room.
+  This function takes ONLY ids returned by the addHandler function
+  of this room. passing handler ids returned by connection.addHandler
+  may brake things!
+    Parameters:
+  (number) id - the id of the handler
+  */
+
+
+  XmppRoom.prototype.removeHandler = function(id) {
+    delete this._presence_handlers[id];
+    delete this._message_handlers[id];
+    return delete this._roster_handlers[id];
+  };
+
+  /*Function
+  Creates and adds an Occupant to the Room Roster.
+    Parameters:
+  (Object) data - the data the Occupant is filled with
+  Returns:
+  occ - the created Occupant.
+  */
+
+
+  XmppRoom.prototype._addOccupant = function(data) {
+    var occ;
+    occ = new Occupant(data, this);
+    this.roster[occ.nick] = occ;
+    return occ;
+  };
+
+  /*Function
+  The standard handler that managed the Room Roster.
+    Parameters:
+  (Object) pres - the presence stanza containing user information
+  */
+
+
+  XmppRoom.prototype._roomRosterHandler = function(pres) {
+    var data, handler, id, newnick, nick, _ref;
+    data = XmppRoom._parsePresence(pres);
+    nick = data.nick;
+    newnick = data.newnick || null;
+    switch (data.type) {
+      case 'error':
+        return;
+      case 'unavailable':
+        if (newnick) {
+          data.nick = newnick;
+          if (this.roster[nick] && this.roster[newnick]) {
+            this.roster[nick].update(this.roster[newnick]);
+            this.roster[newnick] = this.roster[nick];
+          }
+          if (this.roster[nick] && !this.roster[newnick]) {
+            this.roster[newnick] = this.roster[nick].update(data);
+          }
+        }
+        delete this.roster[nick];
+        break;
+      default:
+        if (this.roster[nick]) {
+          this.roster[nick].update(data);
+        } else {
+          this._addOccupant(data);
+        }
+    }
+    _ref = this._roster_handlers;
+    for (id in _ref) {
+      handler = _ref[id];
+      if (!handler(this.roster, this)) {
+        delete this._roster_handlers[id];
+      }
+    }
+    return true;
+  };
+
+  /*Function
+  Parses a presence stanza
+    Parameters:
+  (Object) data - the data extracted from the presence stanza
+  */
+
+
+  XmppRoom._parsePresence = function(pres) {
+    var a, c, c2, data, _i, _j, _len, _len1, _ref, _ref1, _ref2, _ref3, _ref4, _ref5, _ref6, _ref7;
+    data = {};
+    a = pres.attributes;
+    data.nick = Strophe.getResourceFromJid(a.from.textContent);
+    data.type = ((_ref = a.type) != null ? _ref.textContent : void 0) || null;
+    data.states = [];
+    _ref1 = pres.childNodes;
+    for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
+      c = _ref1[_i];
+      switch (c.nodeName) {
+        case "status":
+          data.status = c.textContent || null;
+          break;
+        case "show":
+          data.show = c.textContent || null;
+          break;
+        case "x":
+          a = c.attributes;
+          if (((_ref2 = a.xmlns) != null ? _ref2.textContent : void 0) === Strophe.NS.MUC_USER) {
+            _ref3 = c.childNodes;
+            for (_j = 0, _len1 = _ref3.length; _j < _len1; _j++) {
+              c2 = _ref3[_j];
+              switch (c2.nodeName) {
+                case "item":
+                  a = c2.attributes;
+                  data.affiliation = ((_ref4 = a.affiliation) != null ? _ref4.textContent : void 0) || null;
+                  data.role = ((_ref5 = a.role) != null ? _ref5.textContent : void 0) || null;
+                  data.jid = ((_ref6 = a.jid) != null ? _ref6.textContent : void 0) || null;
+                  data.newnick = ((_ref7 = a.nick) != null ? _ref7.textContent : void 0) || null;
+                  break;
+                case "status":
+                  if (c2.attributes.code) {
+                    data.states.push(c2.attributes.code.textContent);
+                  }
+              }
+            }
+          }
+      }
+    }
+    return data;
+  };
+
+  return XmppRoom;
+
+})();
+
+RoomConfig = (function() {
+
+  function RoomConfig(info) {
+    this.parse = __bind(this.parse, this);
+    if (info != null) {
+      this.parse(info);
+    }
+  }
+
+  RoomConfig.prototype.parse = function(result) {
+    var attr, attrs, child, field, identity, query, _i, _j, _k, _len, _len1, _len2, _ref;
+    query = result.getElementsByTagName("query")[0].childNodes;
+    this.identities = [];
+    this.features = [];
+    this.x = [];
+    for (_i = 0, _len = query.length; _i < _len; _i++) {
+      child = query[_i];
+      attrs = child.attributes;
+      switch (child.nodeName) {
+        case "identity":
+          identity = {};
+          for (_j = 0, _len1 = attrs.length; _j < _len1; _j++) {
+            attr = attrs[_j];
+            identity[attr.name] = attr.textContent;
+          }
+          this.identities.push(identity);
+          break;
+        case "feature":
+          this.features.push(attrs["var"].textContent);
+          break;
+        case "x":
+          attrs = child.childNodes[0].attributes;
+          if ((!attrs["var"].textContent === 'FORM_TYPE') || (!attrs.type.textContent === 'hidden')) {
+            break;
+          }
+          _ref = child.childNodes;
+          for (_k = 0, _len2 = _ref.length; _k < _len2; _k++) {
+            field = _ref[_k];
+            if (!(!field.attributes.type)) {
+              continue;
+            }
+            attrs = field.attributes;
+            this.x.push({
+              "var": attrs["var"].textContent,
+              label: attrs.label.textContent || "",
+              value: field.firstChild.textContent || ""
+            });
+          }
+      }
+    }
+    return {
+      "identities": this.identities,
+      "features": this.features,
+      "x": this.x
+    };
+  };
+
+  return RoomConfig;
+
+})();
+
+Occupant = (function() {
+
+  function Occupant(data, room) {
+    this.room = room;
+    this.update = __bind(this.update, this);
+
+    this.admin = __bind(this.admin, this);
+
+    this.owner = __bind(this.owner, this);
+
+    this.revoke = __bind(this.revoke, this);
+
+    this.member = __bind(this.member, this);
+
+    this.ban = __bind(this.ban, this);
+
+    this.modifyAffiliation = __bind(this.modifyAffiliation, this);
+
+    this.deop = __bind(this.deop, this);
+
+    this.op = __bind(this.op, this);
+
+    this.mute = __bind(this.mute, this);
+
+    this.voice = __bind(this.voice, this);
+
+    this.kick = __bind(this.kick, this);
+
+    this.modifyRole = __bind(this.modifyRole, this);
+
+    this.update(data);
+  }
+
+  Occupant.prototype.modifyRole = function(role, reason, success_cb, error_cb) {
+    return this.room.modifyRole(this.nick, role, reason, success_cb, error_cb);
+  };
+
+  Occupant.prototype.kick = function(reason, handler_cb, error_cb) {
+    return this.room.kick(this.nick, reason, handler_cb, error_cb);
+  };
+
+  Occupant.prototype.voice = function(reason, handler_cb, error_cb) {
+    return this.room.voice(this.nick, reason, handler_cb, error_cb);
+  };
+
+  Occupant.prototype.mute = function(reason, handler_cb, error_cb) {
+    return this.room.mute(this.nick, reason, handler_cb, error_cb);
+  };
+
+  Occupant.prototype.op = function(reason, handler_cb, error_cb) {
+    return this.room.op(this.nick, reason, handler_cb, error_cb);
+  };
+
+  Occupant.prototype.deop = function(reason, handler_cb, error_cb) {
+    return this.room.deop(this.nick, reason, handler_cb, error_cb);
+  };
+
+  Occupant.prototype.modifyAffiliation = function(affiliation, reason, success_cb, error_cb) {
+    return this.room.modifyAffiliation(this.jid, affiliation, reason, success_cb, error_cb);
+  };
+
+  Occupant.prototype.ban = function(reason, handler_cb, error_cb) {
+    return this.room.ban(this.jid, reason, handler_cb, error_cb);
+  };
+
+  Occupant.prototype.member = function(reason, handler_cb, error_cb) {
+    return this.room.member(this.jid, reason, handler_cb, error_cb);
+  };
+
+  Occupant.prototype.revoke = function(reason, handler_cb, error_cb) {
+    return this.room.revoke(this.jid, reason, handler_cb, error_cb);
+  };
+
+  Occupant.prototype.owner = function(reason, handler_cb, error_cb) {
+    return this.room.owner(this.jid, reason, handler_cb, error_cb);
+  };
+
+  Occupant.prototype.admin = function(reason, handler_cb, error_cb) {
+    return this.room.admin(this.jid, reason, handler_cb, error_cb);
+  };
+
+  Occupant.prototype.update = function(data) {
+    this.nick = data.nick || null;
+    this.affiliation = data.affiliation || null;
+    this.role = data.role || null;
+    this.jid = data.jid || null;
+    this.status = data.status || null;
+    this.show = data.show || null;
+    return this;
+  };
+
+  return Occupant;
+
+})();
+
+
+/*!
+ * Source: lib/strophe.disco.js, license: MIT, url: https://github.com/strophe/strophejs-plugins
+ */
+/*
+  Copyright 2010, François de Metz <francois at 2metz.fr>
+*/
+
+/**
+ * Disco Strophe Plugin
+ * Implement http://xmpp.org/extensions/xep-0030.html
+ * TODO: manage node hierarchies, and node on info request
+ */
+Strophe.addConnectionPlugin('disco',
+{
+    _connection: null,
+    _identities : [],
+    _features : [],
+    _items : [],
+    /** Function: init
+     * Plugin init
+     *
+     * Parameters:
+     *   (Strophe.Connection) conn - Strophe connection
+     */
+    init: function(conn)
+    {
+    this._connection = conn;
+        this._identities = [];
+        this._features   = [];
+        this._items      = [];
+        // disco info
+        conn.addHandler(this._onDiscoInfo.bind(this), Strophe.NS.DISCO_INFO, 'iq', 'get', null, null);
+        // disco items
+        conn.addHandler(this._onDiscoItems.bind(this), Strophe.NS.DISCO_ITEMS, 'iq', 'get', null, null);
+    },
+    /** Function: addIdentity
+     * See http://xmpp.org/registrar/disco-categories.html
+     * Parameters:
+     *   (String) category - category of identity (like client, automation, etc ...)
+     *   (String) type - type of identity (like pc, web, bot , etc ...)
+     *   (String) name - name of identity in natural language
+     *   (String) lang - lang of name parameter
+     *
+     * Returns:
+     *   Boolean
+     */
+    addIdentity: function(category, type, name, lang)
+    {
+        for (var i=0; i<this._identities.length; i++)
+        {
+            if (this._identities[i].category == category &&
+                this._identities[i].type == type &&
+                this._identities[i].name == name &&
+                this._identities[i].lang == lang)
+            {
+                return false;
+            }
+        }
+        this._identities.push({category: category, type: type, name: name, lang: lang});
+        return true;
+    },
+    /** Function: addFeature
+     *
+     * Parameters:
+     *   (String) var_name - feature name (like jabber:iq:version)
+     *
+     * Returns:
+     *   boolean
+     */
+    addFeature: function(var_name)
+    {
+        for (var i=0; i<this._features.length; i++)
+        {
+             if (this._features[i] == var_name)
+                 return false;
+        }
+        this._features.push(var_name);
+        return true;
+    },
+    /** Function: removeFeature
+     *
+     * Parameters:
+     *   (String) var_name - feature name (like jabber:iq:version)
+     *
+     * Returns:
+     *   boolean
+     */
+    removeFeature: function(var_name)
+    {
+        for (var i=0; i<this._features.length; i++)
+        {
+             if (this._features[i] === var_name){
+                 this._features.splice(i,1)
+                 return true;
+             }
+        }
+        return false;
+    },
+    /** Function: addItem
+     *
+     * Parameters:
+     *   (String) jid
+     *   (String) name
+     *   (String) node
+     *   (Function) call_back
+     *
+     * Returns:
+     *   boolean
+     */
+    addItem: function(jid, name, node, call_back)
+    {
+        if (node && !call_back)
+            return false;
+        this._items.push({jid: jid, name: name, node: node, call_back: call_back});
+        return true;
+    },
+    /** Function: info
+     * Info query
+     *
+     * Parameters:
+     *   (Function) call_back
+     *   (String) jid
+     *   (String) node
+     */
+    info: function(jid, node, success, error, timeout)
+    {
+        var attrs = {xmlns: Strophe.NS.DISCO_INFO};
+        if (node)
+            attrs.node = node;
+
+        var info = $iq({from:this._connection.jid,
+                         to:jid, type:'get'}).c('query', attrs);
+        this._connection.sendIQ(info, success, error, timeout);
+    },
+    /** Function: items
+     * Items query
+     *
+     * Parameters:
+     *   (Function) call_back
+     *   (String) jid
+     *   (String) node
+     */
+    items: function(jid, node, success, error, timeout)
+    {
+        var attrs = {xmlns: Strophe.NS.DISCO_ITEMS};
+        if (node)
+            attrs.node = node;
+
+        var items = $iq({from:this._connection.jid,
+                         to:jid, type:'get'}).c('query', attrs);
+        this._connection.sendIQ(items, success, error, timeout);
+    },
+
+    /** PrivateFunction: _buildIQResult
+     */
+    _buildIQResult: function(stanza, query_attrs)
+    {
+        var id   =  stanza.getAttribute('id');
+        var from = stanza.getAttribute('from');
+        var iqresult = $iq({type: 'result', id: id});
+
+        if (from !== null) {
+            iqresult.attrs({to: from});
+        }
+
+        return iqresult.c('query', query_attrs);
+    },
+
+    /** PrivateFunction: _onDiscoInfo
+     * Called when receive info request
+     */
+    _onDiscoInfo: function(stanza)
+    {
+        var node = stanza.getElementsByTagName('query')[0].getAttribute('node');
+        var attrs = {xmlns: Strophe.NS.DISCO_INFO};
+        if (node)
+        {
+            attrs.node = node;
+        }
+        var iqresult = this._buildIQResult(stanza, attrs);
+        for (var i=0; i<this._identities.length; i++)
+        {
+            var attrs = {category: this._identities[i].category,
+                         type    : this._identities[i].type};
+            if (this._identities[i].name)
+                attrs.name = this._identities[i].name;
+            if (this._identities[i].lang)
+                attrs['xml:lang'] = this._identities[i].lang;
+            iqresult.c('identity', attrs).up();
+        }
+        for (var i=0; i<this._features.length; i++)
+        {
+            iqresult.c('feature', {'var':this._features[i]}).up();
+        }
+        this._connection.send(iqresult.tree());
+        return true;
+    },
+    /** PrivateFunction: _onDiscoItems
+     * Called when receive items request
+     */
+    _onDiscoItems: function(stanza)
+    {
+        var query_attrs = {xmlns: Strophe.NS.DISCO_ITEMS};
+        var node = stanza.getElementsByTagName('query')[0].getAttribute('node');
+        if (node)
+        {
+            query_attrs.node = node;
+            var items = [];
+            for (var i = 0; i < this._items.length; i++)
+            {
+                if (this._items[i].node == node)
+                {
+                    items = this._items[i].call_back(stanza);
+                    break;
+                }
+            }
+        }
+        else
+        {
+            var items = this._items;
+        }
+        var iqresult = this._buildIQResult(stanza, query_attrs);
+        for (var i = 0; i < items.length; i++)
+        {
+            var attrs = {jid:  items[i].jid};
+            if (items[i].name)
+                attrs.name = items[i].name;
+            if (items[i].node)
+                attrs.node = items[i].node;
+            iqresult.c('item', attrs).up();
+        }
+        this._connection.send(iqresult.tree());
+        return true;
+    }
+});
+
+
+/*!
+ * Source: lib/strophe.caps.js, license: MIT, url: https://github.com/strophe/strophejs-plugins
+ */
+/**
+ * Entity Capabilities (XEP-0115)
+ * 
+ * Depends on disco plugin.
+ * 
+ * See: http://xmpp.org/extensions/xep-0115.html
+ * 
+ * Authors: - Michael Weibel <michael.weibel at gmail.com> - Klaus Herberth <klaus at jsxc.org>
+ * Copyright: - Michael Weibel <michael.weibel at gmail.com>
+ * 
+ * @license MIT
+ */
+
+(function($) {
+   Strophe.addConnectionPlugin('caps', {
+      /**
+       * Constant: HASH Hash used
+       * 
+       * Currently only sha-1 is supported.
+       */
+      HASH: 'sha-1',
+      /**
+       * Variable: node Client which is being used.
+       * 
+       * Can be overwritten as soon as Strophe has been initialized.
+       */
+      node: 'http://strophe.im/strophejs/',
+      /**
+       * PrivateVariable: _ver Own generated version string
+       */
+      _ver: '',
+      /**
+       * PrivateVariable: _connection Strophe connection
+       */
+      _connection: null,
+      /**
+       * PrivateVariable: _knownCapabilities A hashtable containing
+       * version-strings and their capabilities, serialized as string.
+       * 
+       * TODO: Maybe those caps shouldn't be serialized.
+       */
+      _knownCapabilities: JSON.parse(localStorage.getItem('strophe.caps._knownCapabilities')) || {},
+
+      /**
+       * PrivateVariable: _jidVerIndex A hashtable containing jids and their
+       * versions for better lookup of capabilities.
+       */
+      _jidVerIndex: JSON.parse(localStorage.getItem('strophe.caps._jidVerIndex')) || {},
+
+      /**
+       * Function: init Initialize plugin: - Add caps namespace - Add caps
+       * feature to disco plugin - Add handler for caps stanzas
+       * 
+       * Parameters: (Strophe.Connection) conn - Strophe connection
+       */
+      init: function(conn) {
+         this._connection = conn;
+
+         Strophe.addNamespace('CAPS', 'http://jabber.org/protocol/caps');
+
+         if (!this._connection.disco) {
+            throw "Caps plugin requires the disco plugin to be installed.";
+         }
+
+         this._connection.disco.addFeature(Strophe.NS.CAPS);
+         this._connection.addHandler(this._delegateCapabilities.bind(this), Strophe.NS.CAPS);
+      },
+
+      /**
+       * Function: generateCapsAttrs Returns the attributes for generating the
+       * "c"-stanza containing the own version
+       * 
+       * Returns: (Object) - attributes
+       */
+      generateCapsAttrs: function() {
+         return {
+            'xmlns': Strophe.NS.CAPS,
+            'hash': this.HASH,
+            'node': this.node,
+            'ver': this.generateVer()
+         };
+      },
+
+      /**
+       * Function: generateVer Returns the base64 encoded version string
+       * (encoded itself with sha1)
+       * 
+       * Returns: (String) - version
+       */
+      generateVer: function() {
+         if (this._ver !== "") {
+            return this._ver;
+         }
+
+         var ver = "", identities = this._connection.disco._identities.sort(this._sortIdentities), identitiesLen = identities.length, features = this._connection.disco._features.sort(), featuresLen = features.length;
+         for (var i = 0; i < identitiesLen; i++) {
+            var curIdent = identities[i];
+            ver += curIdent.category + "/" + curIdent.type + "/" + curIdent.lang + "/" + curIdent.name + "<";
+         }
+         for (var i = 0; i < featuresLen; i++) {
+            ver += features[i] + '<';
+         }
+
+         this._ver = b64_sha1(ver);
+         return this._ver;
+      },
+
+      /**
+       * Function: getCapabilitiesByJid Returns serialized capabilities of a jid
+       * (if available). Otherwise null.
+       * 
+       * Parameters: (String) jid - Jabber id
+       * 
+       * Returns: (String|null) - capabilities, serialized; or null when not
+       * available.
+       */
+      getCapabilitiesByJid: function(jid) {
+         if (this._jidVerIndex[jid]) {
+            return this._knownCapabilities[this._jidVerIndex[jid]];
+         }
+         return null;
+      },
+      hasFeatureByJid: function(jid, feature) {
+         if (this._jidVerIndex[jid] && feature !== null && typeof feature !== 'undefined') {
+            if(!$.isArray(feature)){
+               feature = $.makeArray(feature);
+            }
+            
+            var i, knownCapabilities;
+            knownCapabilities = this._knownCapabilities[this._jidVerIndex[jid]];
+            if (!knownCapabilities) {
+               return null;
+            }
+            for (i = 0; i < feature.length; i++) {
+               if (knownCapabilities['features'].indexOf(feature[i]) < 0) {
+                  return false;
+               }
+            }
+            return true;
+         }
+         return false;
+      },
+
+      /**
+       * PrivateFunction: _delegateCapabilities Checks if the version has
+       * already been saved. If yes: do nothing. If no: Request capabilities
+       * 
+       * Parameters: (Strophe.Builder) stanza - Stanza
+       * 
+       * Returns: (Boolean)
+       */
+      _delegateCapabilities: function(stanza) {
+         var from = stanza.getAttribute('from'), c = stanza.querySelector('c'), ver = c.getAttribute('ver'), node = c.getAttribute('node');
+         if (!this._knownCapabilities[ver]) {
+            return this._requestCapabilities(from, node, ver);
+         } else {
+            this._jidVerIndex[from] = ver;
+         }
+         if (!this._jidVerIndex[from] || !this._jidVerIndex[from] !== ver) {
+            this._jidVerIndex[from] = ver;
+         }
+
+         localStorage.setItem('strophe.caps._jidVerIndex', JSON.stringify(this._jidVerIndex));
+         $(document).trigger('caps.strophe', [ from, this._knownCapabilities[ver], ver]);
+
+         return true;
+      },
+
+      /**
+       * PrivateFunction: _requestCapabilities Requests capabilities from the
+       * one which sent the caps-info stanza. This is done using disco info.
+       * 
+       * Additionally, it registers a handler for handling the reply.
+       * 
+       * Parameters: (String) to - Destination jid (String) node - Node
+       * attribute of the caps-stanza (String) ver - Version of the caps-stanza
+       * 
+       * Returns: (Boolean) - true
+       */
+      _requestCapabilities: function(to, node, ver) {
+         if (to !== this._connection.jid) {
+            var id = this._connection.disco.info(to, node + '#' + ver);
+            this._connection.addHandler(this._handleDiscoInfoReply.bind(this), Strophe.NS.DISCO_INFO, 'iq', 'result', id, to);
+         }
+         return true;
+      },
+
+      /**
+       * PrivateFunction: _handleDiscoInfoReply Parses the disco info reply and
+       * adds the version & it's capabilities to the _knownCapabilities
+       * variable. Additionally, it adds the jid & the version to the
+       * _jidVerIndex variable for a better lookup.
+       * 
+       * Parameters: (Strophe.Builder) stanza - Disco info stanza
+       * 
+       * Returns: (Boolean) - false, to automatically remove the handler.
+       */
+      _handleDiscoInfoReply: function(stanza) {
+         var query = stanza.querySelector('query');
+         var from = stanza.getAttribute('from');
+         var node = query.getAttribute('node');
+         var ver = (node)? node.split('#')[1] : this._jidVerIndex[from]; //fix open prosody issue
+
+         if (!this._knownCapabilities[ver]) {
+            var childNodes = query.childNodes, childNodesLen = childNodes.length;
+            this._knownCapabilities[ver] = {
+               features: [],
+               identities: []
+            };
+
+            for (var i = 0; i < childNodesLen; i++) {
+               var node = childNodes[i];
+               if (node.nodeName == 'feature') {
+                  this._knownCapabilities[ver]['features'].push(node.getAttribute('var'));
+               } else if (node.nodeName == 'identity') {
+                  this._knownCapabilities[ver]['identities'].push(this._attributesToJsObject(node.attributes));
+               } else {
+                  if (typeof this._knownCapabilities[ver][node.nodeName] === 'undefined')
+                     this._knownCapabilities[ver][node.nodeName] = [];
+                  this._knownCapabilities[ver][node.nodeName].push(this._attributesToJsObject(node.attributes));
+               }
+
+            }
+            this._jidVerIndex[from] = ver;
+         } else if (!this._jidVerIndex[from] || !this._jidVerIndex[from] !== ver) {
+            this._jidVerIndex[from] = ver;
+         }
+
+         localStorage.setItem('strophe.caps._jidVerIndex', JSON.stringify(this._jidVerIndex));
+         localStorage.setItem('strophe.caps._knownCapabilities', JSON.stringify(this._knownCapabilities));
+         $(document).trigger('caps.strophe', [ from, this._knownCapabilities[ver], ver ]);
+
+         return false;
+      },
+
+      _attributesToJsObject: function(attr) {
+         var obj = {};
+
+         for (i = 0; i < attr.length; i++)
+            obj[attr[i].name] = attr[i].value;
+
+         return obj;
+      },
+
+      /**
+       * PrivateFunction: _sortIdentities Sorts two identities according the
+       * sorting requirements in XEP-0115.
+       * 
+       * Parameters: (Object) a - Identity a (Object) b - Identity b
+       * 
+       * Returns: (Integer) - 1, 0 or -1; according to which one's greater.
+       */
+      _sortIdentities: function(a, b) {
+         if (a.category > b.category) {
+            return 1;
+         }
+         if (a.category < b.category) {
+            return -1;
+         }
+         if (a.type > b.type) {
+            return 1;
+         }
+         if (a.type < b.type) {
+            return -1;
+         }
+         if (a.lang > b.lang) {
+            return 1;
+         }
+         if (a.lang < b.lang) {
+            return -1;
+         }
+         return 0;
+      }
+   });
+}(jQuery));
+
+
+/*!
+ * Source: lib/strophe.vcard.js, license: MIT, url: https://github.com/strophe/strophejs-plugins
+ */
+// Generated by CoffeeScript 1.10.0
+
+/*
+Plugin to implement the vCard extension.
+http://xmpp.org/extensions/xep-0054.html
+
+Author: Nathan Zorn (nathan.zorn at gmail.com)
+CoffeeScript port: Andreas Guth (guth at dbis.rwth-aachen.de)
+ */
+
+
+/* jslint configuration: */
+
+
+/* global document, window, setTimeout, clearTimeout, console,
+    XMLHttpRequest, ActiveXObject,
+    Base64, MD5,
+    Strophe, $build, $msg, $iq, $pres
+ */
+
+(function() {
+  var buildIq;
+
+  buildIq = function(type, jid, vCardEl) {
+    var iq;
+    iq = $iq(jid ? {
+      type: type,
+      to: jid
+    } : {
+      type: type
+    });
+    iq.c("vCard", {
+      xmlns: Strophe.NS.VCARD
+    });
+    if (vCardEl) {
+      iq.cnode(vCardEl);
+    }
+    return iq;
+  };
+
+  Strophe.addConnectionPlugin('vcard', {
+    _connection: null,
+    init: function(conn) {
+      this._connection = conn;
+      return Strophe.addNamespace('VCARD', 'vcard-temp');
+    },
+
+    /*Function
+      Retrieve a vCard for a JID/Entity
+      Parameters:
+      (Function) handler_cb - The callback function used to handle the request.
+      (String) jid - optional - The name of the entity to request the vCard
+         If no jid is given, this function retrieves the current user's vcard.
+      (Function) error_cb - The callback function used to handle error repsonse.
+     */
+    get: function(handler_cb, jid, error_cb) {
+      var iq;
+      if (typeof jid === 'function') {
+        error_cb = jid;
+        jid = null;
+      }
+      iq = buildIq("get", jid);
+      return this._connection.sendIQ(iq, handler_cb, error_cb);
+    },
+
+    /* Function
+        Set an entity's vCard.
+     */
+    set: function(handler_cb, vCardEl, jid, error_cb) {
+      var iq;
+      iq = buildIq("set", jid, vCardEl);
+      return this._connection.sendIQ(iq, handler_cb, error_cb);
+    }
+  });
+
+}).call(this);
+
+
+/*!
+ * Source: lib/strophe.bookmarks.js, license: MIT, url: https://github.com/strophe/strophejs-plugins/tree/master/bookmarks
+ */
+Strophe.addConnectionPlugin('bookmarks', {
+	init : function(connection) {
+		this.connection = connection;
+		Strophe.addNamespace('PRIVATE', 'jabber:iq:private');
+		Strophe.addNamespace('BOOKMARKS', 'storage:bookmarks');
+		Strophe.addNamespace('PRIVACY', 'jabber:iq:privacy');
+		Strophe.addNamespace('DELAY', 'jabber:x:delay');
+		Strophe.addNamespace('PUBSUB', 'http://jabber.org/protocol/pubsub');
+		
+	},
+	/**
+	 * Create private bookmark node.
+	 *
+	 * @param {function} [success] - Callback after success
+	 * @param {function} [error] - Callback after error
+	 */
+	createBookmarksNode : function(success, error) {
+		// We do this instead of using publish-options because this is not
+		// mandatory to implement according to XEP-0060
+		this.connection.sendIQ($iq({
+			type : 'set'
+		}).c('pubsub', {
+			xmlns : Strophe.NS.PUBSUB
+		}).c('create', {
+			node : 'storage:bookmarks'
+		}).up().c('configure').c('x', {
+			xmlns : 'jabber:x:data',
+			type : 'submit'
+		}).c('field', {
+			'var' : 'FORM_TYPE',
+			type : 'hidden'
+		}).c('value').t('http://jabber.org/protocol/pubsub#node_config').up()
+				.up().c('field', {
+					'var' : 'pubsub#persist_items'
+				}).c('value').t('1').up().up().c('field', {
+					'var' : 'pubsub#access_model'
+				}).c('value').t('whitelist'), success, error);
+
+		return true;
+	},
+	/**
+	 * Add bookmark to storage.
+	 *
+	 * @param {string} roomJid - The JabberID of the chat roomJid
+	 * @param {string} [alias] - A friendly name for the bookmark
+	 * @param {string} [nick] - The users's preferred roomnick for the chatroom
+	 * @param {boolean} [autojoin=false] - Whether the client should automatically join 
+	 * the conference room on login.
+	 * @param {function} [success] - Callback after success
+	 * @param {function} [error] - Callback after error
+	 */
+	add : function(roomJid, alias, nick, autojoin, success, error) {
+		var conferenceAttr = {
+			jid: roomJid,
+			autojoin: autojoin || false
+		};
+
+		if (alias) {
+			conferenceAttr.name = alias;
+		}
+
+		var stanza = $iq({
+			type : 'set'
+		}).c('pubsub', {
+			xmlns : Strophe.NS.PUBSUB
+		}).c('publish', {
+			node : Strophe.NS.BOOKMARKS
+		}).c('item', {
+			id : roomJid
+		}).c('storage', {
+			xmlns : Strophe.NS.BOOKMARKS
+		}).c('conference', conferenceAttr);
+
+		if (nick) {
+			stanza.c('nick').t(nick);
+		}
+
+		this.connection.sendIQ(stanza, success, error);
+	},
+	/**
+	 * Retrieve all stored bookmarks.
+	 *
+	 * @param {function} [success] - Callback after success
+	 * @param {function} [error] - Callback after error
+	 */
+	get: function(success, error) {
+		this.connection.sendIQ($iq({
+			type : 'get'
+		}).c('pubsub', {
+			xmlns : Strophe.NS.PUBSUB
+		}).c('items', {
+			node : Strophe.NS.BOOKMARKS
+		}), success, error);
+	},
+	/**
+	 * Delete the given entry for roomJid.
+	 *
+	 * @param {string} roomJid - The JabberID of the chat roomJid you want to remove
+	 * @param {function} [success] - Callback after success
+	 * @param {function} [error] - Callback after error
+	 * @param {boolean} [notify=false] - True: notify all subscribers
+	 */
+	delete: function(roomJid, success, error, notify) {
+		this.connection.sendIQ($iq({
+			type : 'set'
+		}).c('pubsub', {
+			xmlns : Strophe.NS.PUBSUB
+		}).c('retract', {
+			node : Strophe.NS.BOOKMARKS,
+			notify: notify || false
+		}).c('item', {
+			id: roomJid
+		}), success, error);
+	}
+
+});
+
+
+/*!
+ * Source: lib/strophe.x.js, license: MIT, url: https://github.com/strophe/strophejs-plugins/tree/master/dataforms
+ */
+// Generated by CoffeeScript 1.8.0
+(function() {
+  var $field, $form, $item, $opt, Field, Form, Item, Option, helper,
+    __slice = [].slice,
+    __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; },
+    __indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; };
+
+  helper = {
+    fill: function(src, target, klass) {
+      var f, _i, _len, _results;
+      _results = [];
+      for (_i = 0, _len = src.length; _i < _len; _i++) {
+        f = src[_i];
+        _results.push(target.push(f instanceof klass ? f : new klass(f)));
+      }
+      return _results;
+    },
+    createHtmlFieldCouple: function(f) {
+      var div, id;
+      div = $("<div>");
+      id = "Strophe.x.Field-" + f.type + "-" + f["var"];
+      div.append("<label for='" + id + "'>" + (f.label || '') + "</label>").append($(f.toHTML()).attr("id", id)).append("<br />");
+      return div.children();
+    },
+    getHtmlFields: function(html) {
+      html = $(html);
+      return __slice.call(html.find("input")).concat(__slice.call(html.find("select")), __slice.call(html.find("textarea")));
+    }
+  };
+
+  Form = (function() {
+    Form._types = ["form", "submit", "cancel", "result"];
+
+    function Form(opt) {
+      this.toHTML = __bind(this.toHTML, this);
+      this.toJSON = __bind(this.toJSON, this);
+      this.toXML = __bind(this.toXML, this);
+      var f, i, _i, _j, _len, _len1, _ref, _ref1, _ref2, _ref3;
+      this.fields = [];
+      this.items = [];
+      this.reported = [];
+      if (opt) {
+        if (_ref = opt.type, __indexOf.call(Form._types, _ref) >= 0) {
+          this.type = opt.type;
+        }
+        this.title = opt.title;
+        this.instructions = opt.instructions;
+        helper.fill = function(src, target, klass) {
+          var f, _i, _len, _results;
+          _results = [];
+          for (_i = 0, _len = src.length; _i < _len; _i++) {
+            f = src[_i];
+            _results.push(target.push(f instanceof klass ? f : new klass(f)));
+          }
+          return _results;
+        };
+        if (opt.fields) {
+          if (opt.fields) {
+            helper.fill(opt.fields, this.fields, Field);
+          }
+        } else if (opt.items) {
+          if (opt.items) {
+            helper.fill(opt.items, this.items, Item);
+          }
+          _ref1 = this.items;
+          for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
+            i = _ref1[_i];
+            _ref2 = i.fields;
+            for (_j = 0, _len1 = _ref2.length; _j < _len1; _j++) {
+              f = _ref2[_j];
+              if (!(_ref3 = f["var"], __indexOf.call(this.reported, _ref3) >= 0)) {
+                this.reported.push(f["var"]);
+              }
+            }
+          }
+        }
+      }
+    }
+
+    Form.prototype.type = "form";
+
+    Form.prototype.title = null;
+
+    Form.prototype.instructions = null;
+
+    Form.prototype.toXML = function() {
+      var f, i, r, xml, _i, _j, _k, _len, _len1, _len2, _ref, _ref1, _ref2;
+      xml = $build("x", {
+        xmlns: "jabber:x:data",
+        type: this.type
+      });
+      if (this.title) {
+        xml.c("title").t(this.title.toString()).up();
+      }
+      if (this.instructions) {
+        xml.c("instructions").t(this.instructions.toString()).up();
+      }
+      if (this.fields.length > 0) {
+        _ref = this.fields;
+        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+          f = _ref[_i];
+          xml.cnode(f.toXML()).up();
+        }
+      } else if (this.items.length > 0) {
+        xml.c("reported");
+        _ref1 = this.reported;
+        for (_j = 0, _len1 = _ref1.length; _j < _len1; _j++) {
+          r = _ref1[_j];
+          xml.c("field", {
+            "var": r
+          }).up();
+        }
+        xml.up();
+        _ref2 = this.items;
+        for (_k = 0, _len2 = _ref2.length; _k < _len2; _k++) {
+          i = _ref2[_k];
+          xml.cnode(i.toXML()).up();
+        }
+      }
+      return xml.tree();
+    };
+
+    Form.prototype.toJSON = function() {
+      var f, i, json, _i, _j, _len, _len1, _ref, _ref1;
+      json = {
+        type: this.type
+      };
+      if (this.title) {
+        json.title = this.title;
+      }
+      if (this.instructions) {
+        json.instructions = this.instructions;
+      }
+      if (this.fields.length > 0) {
+        json.fields = [];
+        _ref = this.fields;
+        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+          f = _ref[_i];
+          json.fields.push(f.toJSON());
+        }
+      } else if (this.items.length > 0) {
+        json.items = [];
+        json.reported = this.reported;
+        _ref1 = this.items;
+        for (_j = 0, _len1 = _ref1.length; _j < _len1; _j++) {
+          i = _ref1[_j];
+          json.items.push(i.toJSON());
+        }
+      }
+      return json;
+    };
+
+    Form.prototype.toHTML = function() {
+      var f, form, i, _i, _j, _len, _len1, _ref, _ref1;
+      form = $("<form data-type='" + this.type + "'>");
+      if (this.title) {
+        form.append("<h1>" + this.title + "</h1>");
+      }
+      if (this.instructions) {
+        form.append("<p>" + this.instructions + "</p>");
+      }
+      if (this.fields.length > 0) {
+        _ref = this.fields;
+        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+          f = _ref[_i];
+          (helper.createHtmlFieldCouple(f)).appendTo(form);
+        }
+      } else if (this.items.length > 0) {
+        _ref1 = this.items;
+        for (_j = 0, _len1 = _ref1.length; _j < _len1; _j++) {
+          i = _ref1[_j];
+          ($(i.toHTML())).appendTo(form);
+        }
+      }
+      return form[0];
+    };
+
+    Form.fromXML = function(xml) {
+      var f, fields, i, instr, items, j, r, reported, title;
+      xml = $(xml);
+      f = new Form({
+        type: xml.attr("type")
+      });
+      title = xml.find("title");
+      if (title.length === 1) {
+        f.title = title.text();
+      }
+      instr = xml.find("instructions");
+      if (instr.length === 1) {
+        f.instructions = instr.text();
+      }
+      fields = xml.find("field");
+      items = xml.find("item");
+      if (items.length > 0) {
+        f.items = (function() {
+          var _i, _len, _results;
+          _results = [];
+          for (_i = 0, _len = items.length; _i < _len; _i++) {
+            i = items[_i];
+            _results.push(Item.fromXML(i));
+          }
+          return _results;
+        })();
+      } else if (fields.length > 0) {
+        f.fields = (function() {
+          var _i, _len, _results;
+          _results = [];
+          for (_i = 0, _len = fields.length; _i < _len; _i++) {
+            j = fields[_i];
+            _results.push(Field.fromXML(j));
+          }
+          return _results;
+        })();
+      }
+      reported = xml.find("reported");
+      if (reported.length === 1) {
+        fields = reported.find("field");
+        f.reported = (function() {
+          var _i, _len, _results;
+          _results = [];
+          for (_i = 0, _len = fields.length; _i < _len; _i++) {
+            r = fields[_i];
+            _results.push(($(r)).attr("var"));
+          }
+          return _results;
+        })();
+      }
+      return f;
+    };
+
+    Form.fromHTML = function(html) {
+      var f, field, fields, i, instructions, item, items, j, title, _i, _j, _len, _len1, _ref, _ref1, _ref2;
+      html = $(html);
+      f = new Form({
+        type: html.attr("data-type")
+      });
+      title = html.find("h1").text();
+      if (title) {
+        f.title = title;
+      }
+      instructions = html.find("p").text();
+      if (instructions) {
+        f.instructions = instructions;
+      }
+      items = html.find("fieldset");
+      fields = helper.getHtmlFields(html);
+      if (items.length > 0) {
+        f.items = (function() {
+          var _i, _len, _results;
+          _results = [];
+          for (_i = 0, _len = items.length; _i < _len; _i++) {
+            i = items[_i];
+            _results.push(Item.fromHTML(i));
+          }
+          return _results;
+        })();
+        _ref = f.items;
+        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+          item = _ref[_i];
+          _ref1 = item.fields;
+          for (_j = 0, _len1 = _ref1.length; _j < _len1; _j++) {
+            field = _ref1[_j];
+            if (!(_ref2 = field["var"], __indexOf.call(f.reported, _ref2) >= 0)) {
+              f.reported.push(field["var"]);
+            }
+          }
+        }
+      } else if (fields.length > 0) {
+        f.fields = (function() {
+          var _k, _len2, _results;
+          _results = [];
+          for (_k = 0, _len2 = fields.length; _k < _len2; _k++) {
+            j = fields[_k];
+            _results.push(Field.fromHTML(j));
+          }
+          return _results;
+        })();
+      }
+      return f;
+    };
+
+    return Form;
+
+  })();
+
+  Field = (function() {
+    Field._types = ["boolean", "fixed", "hidden", "jid-multi", "jid-single", "list-multi", "list-single", "text-multi", "text-private", "text-single"];
+
+    Field._multiTypes = ["list-multi", "jid-multi", "text-multi", "hidden"];
+
+    function Field(opt) {
+      this.toHTML = __bind(this.toHTML, this);
+      this.toXML = __bind(this.toXML, this);
+      this.toJSON = __bind(this.toJSON, this);
+      this.addOptions = __bind(this.addOptions, this);
+      this.addOption = __bind(this.addOption, this);
+      this.addValues = __bind(this.addValues, this);
+      this.addValue = __bind(this.addValue, this);
+      var _ref, _ref1;
+      this.options = [];
+      this.values = [];
+      if (opt) {
+        if (_ref = opt.type, __indexOf.call(Field._types, _ref) >= 0) {
+          this.type = opt.type.toString();
+        }
+        if (opt.desc) {
+          this.desc = opt.desc.toString();
+        }
+        if (opt.label) {
+          this.label = opt.label.toString();
+        }
+        this["var"] = ((_ref1 = opt["var"]) != null ? _ref1.toString() : void 0) || "_no_var_was_defined_";
+        this.required = opt.required === true || opt.required === "true";
+        if (opt.options) {
+          this.addOptions(opt.options);
+        }
+        if (opt.value) {
+          opt.values = [opt.value];
+        }
+        if (opt.values) {
+          this.addValues(opt.values);
+        }
+      }
+    }
+
+    Field.prototype.type = "text-single";
+
+    Field.prototype.desc = null;
+
+    Field.prototype.label = null;
+
+    Field.prototype["var"] = "_no_var_was_defined_";
+
+    Field.prototype.required = false;
+
+    Field.prototype.addValue = function(val) {
+      return this.addValues([val]);
+    };
+
+    Field.prototype.addValues = function(vals) {
+      var multi, v, _ref;
+      multi = (_ref = this.type, __indexOf.call(Field._multiTypes, _ref) >= 0);
+      if (multi || (!multi && vals.length === 1)) {
+        this.values = __slice.call(this.values).concat(__slice.call((function() {
+            var _i, _len, _results;
+            _results = [];
+            for (_i = 0, _len = vals.length; _i < _len; _i++) {
+              v = vals[_i];
+              _results.push(v.toString());
+            }
+            return _results;
+          })()));
+      }
+      return this;
+    };
+
+    Field.prototype.addOption = function(opt) {
+      return this.addOptions([opt]);
+    };
+
+    Field.prototype.addOptions = function(opts) {
+      var o;
+      if (this.type === "list-single" || this.type === "list-multi") {
+        if (typeof opts[0] !== "object") {
+          opts = (function() {
+            var _i, _len, _results;
+            _results = [];
+            for (_i = 0, _len = opts.length; _i < _len; _i++) {
+              o = opts[_i];
+              _results.push(new Option({
+                value: o.toString()
+              }));
+            }
+            return _results;
+          })();
+        }
+        helper.fill(opts, this.options, Option);
+      }
+      return this;
+    };
+
+    Field.prototype.toJSON = function() {
+      var json, o, _i, _len, _ref;
+      json = {
+        type: this.type,
+        "var": this["var"],
+        required: this.required
+      };
+      if (this.desc) {
+        json.desc = this.desc;
+      }
+      if (this.label) {
+        json.label = this.label;
+      }
+      if (this.values) {
+        json.values = this.values;
+      }
+      if (this.options) {
+        json.options = [];
+        _ref = this.options;
+        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+          o = _ref[_i];
+          json.options.push(o.toJSON());
+        }
+      }
+      return json;
+    };
+
+    Field.prototype.toXML = function() {
+      var attrs, o, v, xml, _i, _j, _len, _len1, _ref, _ref1;
+      attrs = {
+        type: this.type,
+        "var": this["var"]
+      };
+      if (this.label) {
+        attrs.label = this.label;
+      }
+      xml = $build("field", attrs);
+      if (this.desc) {
+        xml.c("desc").t(this.desc).up();
+      }
+      if (this.required) {
+        xml.c("required").up();
+      }
+      if (this.values) {
+        _ref = this.values;
+        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+          v = _ref[_i];
+          xml.c("value").t(v.toString()).up();
+        }
+      }
+      if (this.options) {
+        _ref1 = this.options;
+        for (_j = 0, _len1 = _ref1.length; _j < _len1; _j++) {
+          o = _ref1[_j];
+          xml.cnode(o.toXML()).up();
+        }
+      }
+      return xml.tree();
+    };
+
+    Field.prototype.toHTML = function() {
+      var el, k, line, o, opt, txt, val, _i, _j, _len, _len1, _ref, _ref1, _ref2;
+      switch (this.type.toLowerCase()) {
+        case 'list-single':
+        case 'list-multi':
+          el = $("<select>");
+          if (this.type === 'list-multi') {
+            el.attr('multiple', 'multiple');
+          }
+          if (this.options.length > 0) {
+            _ref = this.options;
+            for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+              opt = _ref[_i];
+              if (!(opt)) {
+                continue;
+              }
+              o = $(opt.toHTML());
+              _ref1 = this.values;
+              for (_j = 0, _len1 = _ref1.length; _j < _len1; _j++) {
+                k = _ref1[_j];
+                if (k.toString() === opt.value.toString()) {
+                  o.attr('selected', 'selected');
+                }
+              }
+              o.appendTo(el);
+            }
+          }
+          break;
+        case 'text-multi':
+        case 'jid-multi':
+          el = $("<textarea>");
+          txt = ((function() {
+            var _k, _len2, _ref2, _results;
+            _ref2 = this.values;
+            _results = [];
+            for (_k = 0, _len2 = _ref2.length; _k < _len2; _k++) {
+              line = _ref2[_k];
+              _results.push(line);
+            }
+            return _results;
+          }).call(this)).join('\n');
+          if (txt) {
+            el.text(txt);
+          }
+          break;
+        case 'text-single':
+        case 'boolean':
+        case 'text-private':
+        case 'hidden':
+        case 'fixed':
+        case 'jid-single':
+          el = $("<input>");
+          if (this.values) {
+            el.val(this.values[0]);
+          }
+          switch (this.type.toLowerCase()) {
+            case 'text-single':
+              el.attr('type', 'text');
+              el.attr('placeholder', this.desc);
+              break;
+            case 'boolean':
+              el.attr('type', 'checkbox');
+              val = (_ref2 = this.values[0]) != null ? typeof _ref2.toString === "function" ? _ref2.toString() : void 0 : void 0;
+              if (val && (val === "true" || val === "1")) {
+                el.attr('checked', 'checked');
+              }
+              break;
+            case 'text-private':
+              el.attr('type', 'password');
+              break;
+            case 'hidden':
+              el.attr('type', 'hidden');
+              break;
+            case 'fixed':
+              el.attr('type', 'text').attr('readonly', 'readonly');
+              break;
+            case 'jid-single':
+              el.attr('type', 'email');
+          }
+          break;
+        default:
+          el = $("<input type='text'>");
+      }
+      el.attr('name', this["var"]);
+      if (this.required) {
+        el.attr('required', this.required);
+      }
+      return el[0];
+    };
+
+    Field.fromXML = function(xml) {
+      var o, v;
+      xml = $(xml);
+      return new Field({
+        type: xml.attr("type"),
+        "var": xml.attr("var"),
+        label: xml.attr("label"),
+        desc: xml.find("desc").text(),
+        required: xml.find("required").length === 1,
+        values: (function() {
+          var _i, _len, _ref, _results;
+          _ref = xml.find(">value");
+          _results = [];
+          for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+            v = _ref[_i];
+            _results.push(($(v)).text());
+          }
+          return _results;
+        })(),
+        options: (function() {
+          var _i, _len, _ref, _results;
+          _ref = xml.find("option");
+          _results = [];
+          for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+            o = _ref[_i];
+            _results.push(Option.fromXML(o));
+          }
+          return _results;
+        })()
+      });
+    };
+
+    Field._htmlElementToFieldType = function(el) {
+      var r, type;
+      el = $(el);
+      switch (el[0].nodeName.toLowerCase()) {
+        case "textarea":
+          type = "text-multi";
+          break;
+        case "select":
+          if (el.attr("multiple") === "multiple") {
+            type = "list-multi";
+          } else {
+            type = "list-single";
+          }
+          break;
+        case "input":
+          switch (el.attr("type")) {
+            case "checkbox":
+              type = "boolean";
+              break;
+            case "email":
+              type = "jid-single";
+              break;
+            case "hidden":
+              type = "hidden";
+              break;
+            case "password":
+              type = "text-private";
+              break;
+            case "text":
+              r = el.attr("readonly") === "readonly";
+              if (r) {
+                type = "fixed";
+              } else {
+                type = "text-single";
+              }
+          }
+      }
+      return type;
+    };
+
+    Field.fromHTML = function(html) {
+      var el, f, txt, type;
+      html = $(html);
+      type = Field._htmlElementToFieldType(html);
+      f = new Field({
+        type: type,
+        "var": html.attr("name"),
+        required: html.attr("required") === "required"
+      });
+      switch (type) {
+        case "list-multi":
+        case "list-single":
+          f.values = (function() {
+            var _i, _len, _ref, _results;
+            _ref = html.find("option:selected");
+            _results = [];
+            for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+              el = _ref[_i];
+              _results.push(($(el)).val());
+            }
+            return _results;
+          })();
+          f.options = (function() {
+            var _i, _len, _ref, _results;
+            _ref = html.find("option");
+            _results = [];
+            for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+              el = _ref[_i];
+              _results.push(Option.fromHTML(el));
+            }
+            return _results;
+          })();
+          break;
+        case "text-multi":
+        case "jid-multi":
+          txt = html.text();
+          if (txt.trim() !== "") {
+            f.values = txt.split('\n');
+          }
+          break;
+        case 'text-single':
+        case 'boolean':
+        case 'text-private':
+        case 'hidden':
+        case 'fixed':
+        case 'jid-single':
+          if (html.val().trim() !== "") {
+            f.values = [html.val()];
+          }
+      }
+      return f;
+    };
+
+    return Field;
+
+  })();
+
+  Option = (function() {
+    function Option(opt) {
+      this.toHTML = __bind(this.toHTML, this);
+      this.toJSON = __bind(this.toJSON, this);
+      this.toXML = __bind(this.toXML, this);
+      if (opt) {
+        if (opt.label) {
+          this.label = opt.label.toString();
+        }
+        if (opt.value) {
+          this.value = opt.value.toString();
+        }
+      }
+    }
+
+    Option.prototype.label = "";
+
+    Option.prototype.value = "";
+
+    Option.prototype.toXML = function() {
+      return $build("option", {
+        label: this.label
+      }).c("value").t(this.value.toString()).tree();
+    };
+
+    Option.prototype.toJSON = function() {
+      return {
+        label: this.label,
+        value: this.value
+      };
+    };
+
+    Option.prototype.toHTML = function() {
+      return ($("<option>")).attr('value', this.value).text(this.label || this.value)[0];
+    };
+
+    Option.fromXML = function(xml) {
+      return new Option({
+        label: ($(xml)).attr("label"),
+        value: ($(xml)).text()
+      });
+    };
+
+    Option.fromHTML = function(html) {
+      return new Option({
+        value: ($(html)).attr("value"),
+        label: ($(html)).text()
+      });
+    };
+
+    return Option;
+
+  })();
+
+  Item = (function() {
+    function Item(opts) {
+      this.toHTML = __bind(this.toHTML, this);
+      this.toJSON = __bind(this.toJSON, this);
+      this.toXML = __bind(this.toXML, this);
+      this.fields = [];
+      if (opts != null ? opts.fields : void 0) {
+        helper.fill(opts.fields, this.fields, Field);
+      }
+    }
+
+    Item.prototype.toXML = function() {
+      var f, xml, _i, _len, _ref;
+      xml = $build("item");
+      _ref = this.fields;
+      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+        f = _ref[_i];
+        xml.cnode(f.toXML()).up();
+      }
+      return xml.tree();
+    };
+
+    Item.prototype.toJSON = function() {
+      var f, json, _i, _len, _ref;
+      json = {};
+      if (this.fields) {
+        json.fields = [];
+        _ref = this.fields;
+        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+          f = _ref[_i];
+          json.fields.push(f.toJSON());
+        }
+      }
+      return json;
+    };
+
+    Item.prototype.toHTML = function() {
+      var f, fieldset, _i, _len, _ref;
+      fieldset = $("<fieldset>");
+      _ref = this.fields;
+      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+        f = _ref[_i];
+        (helper.createHtmlFieldCouple(f)).appendTo(fieldset);
+      }
+      return fieldset[0];
+    };
+
+    Item.fromXML = function(xml) {
+      var f, fields;
+      xml = $(xml);
+      fields = xml.find("field");
+      return new Item({
+        fields: (function() {
+          var _i, _len, _results;
+          _results = [];
+          for (_i = 0, _len = fields.length; _i < _len; _i++) {
+            f = fields[_i];
+            _results.push(Field.fromXML(f));
+          }
+          return _results;
+        })()
+      });
+    };
+
+    Item.fromHTML = function(html) {
+      var f;
+      return new Item({
+        fields: (function() {
+          var _i, _len, _ref, _results;
+          _ref = helper.getHtmlFields(html);
+          _results = [];
+          for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+            f = _ref[_i];
+            _results.push(Field.fromHTML(f));
+          }
+          return _results;
+        })()
+      });
+    };
+
+    return Item;
+
+  })();
+
+  Strophe.x = {
+    Form: Form,
+    Field: Field,
+    Option: Option,
+    Item: Item
+  };
+
+  $form = function(opt) {
+    return new Strophe.x.Form(opt);
+  };
+
+  $field = function(opt) {
+    return new Strophe.x.Field(opt);
+  };
+
+  $opt = function(opt) {
+    return new Strophe.x.Option(opt);
+  };
+
+  $item = function(opts) {
+    return new Strophe.x.Item(opts);
+  };
+
+  Strophe.addConnectionPlugin('x', {
+    init: function(conn) {
+      var _ref, _ref1;
+      Strophe.addNamespace('DATA', 'jabber:x:data');
+      if (((_ref = conn.disco) != null ? _ref.addFeature : void 0) != null) {
+        conn.disco.addFeature(Strophe.NS.DATA);
+      }
+      if (((_ref1 = conn.disco) != null ? _ref1.addNode : void 0) != null) {
+        return conn.disco.addNode(Strophe.NS.DATA, {
+          items: []
+        });
+      }
+    },
+    parseFromResult: function(result) {
+      var _ref;
+      if (result.nodeName.toLowerCase() === "x") {
+        return Form.fromXML(result);
+      } else {
+        return Form.fromXML((_ref = ($(result)).find("x")) != null ? _ref[0] : void 0);
+      }
+    }
+  });
+
+}).call(this);
+
+
+/*!
+ * Source: lib/strophe.jinglejs/strophe.jinglejs-bundle.js, license: MIT, url: https://github.com/sualko/strophe.jinglejs
+ */
+/*!
+ * strophe.jinglejs v0.1.1 - 2015-11-27
+ * 
+ * Copyright (c) 2015 Klaus Herberth <klaus at jsxc.org> <br>
+ * Released under the MIT license
+ * 
+ * Please see https://github.com/sualko/strophe.jinglejs/
+ * 
+ * @author Klaus Herberth <klaus at jsxc.org>
+ * @version 0.1.1
+ * @license MIT
+ */
+
+(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
+
+},{}],2:[function(require,module,exports){
+(function (global){
+/*!
+ * The buffer module from node.js, for the browser.
+ *
+ * @author   Feross Aboukhadijeh <feross at feross.org> <http://feross.org>
+ * @license  MIT
+ */
+/* eslint-disable no-proto */
+
+var base64 = require('base64-js')
+var ieee754 = require('ieee754')
+var isArray = require('is-array')
+
+exports.Buffer = Buffer
+exports.SlowBuffer = SlowBuffer
+exports.INSPECT_MAX_BYTES = 50
+Buffer.poolSize = 8192 // not used by this implementation
+
+var rootParent = {}
+
+/**
+ * If `Buffer.TYPED_ARRAY_SUPPORT`:
+ *   === true    Use Uint8Array implementation (fastest)
+ *   === false   Use Object implementation (most compatible, even IE6)
+ *
+ * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
+ * Opera 11.6+, iOS 4.2+.
+ *
+ * Due to various browser bugs, sometimes the Object implementation will be used even
+ * when the browser supports typed arrays.
+ *
+ * Note:
+ *
+ *   - Firefox 4-29 lacks support for adding new properties to `Uint8Array` instances,
+ *     See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
+ *
+ *   - Safari 5-7 lacks support for changing the `Object.prototype.constructor` property
+ *     on objects.
+ *
+ *   - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
+ *
+ *   - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
+ *     incorrect length in some situations.
+
+ * We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they
+ * get the Object implementation, which is slower but behaves correctly.
+ */
+Buffer.TYPED_ARRAY_SUPPORT = global.TYPED_ARRAY_SUPPORT !== undefined
+  ? global.TYPED_ARRAY_SUPPORT
+  : typedArraySupport()
+
+function typedArraySupport () {
+  function Bar () {}
+  try {
+    var arr = new Uint8Array(1)
+    arr.foo = function () { return 42 }
+    arr.constructor = Bar
+    return arr.foo() === 42 && // typed array instances can be augmented
+        arr.constructor === Bar && // constructor can be set
+        typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray`
+        arr.subarray(1, 1).byteLength === 0 // ie10 has broken `subarray`
+  } catch (e) {
+    return false
+  }
+}
+
+function kMaxLength () {
+  return Buffer.TYPED_ARRAY_SUPPORT
+    ? 0x7fffffff
+    : 0x3fffffff
+}
+
+/**
+ * Class: Buffer
+ * =============
+ *
+ * The Buffer constructor returns instances of `Uint8Array` that are augmented
+ * with function properties for all the node `Buffer` API functions. We use
+ * `Uint8Array` so that square bracket notation works as expected -- it returns
+ * a single octet.
+ *
+ * By augmenting the instances, we can avoid modifying the `Uint8Array`
+ * prototype.
+ */
+function Buffer (arg) {
+  if (!(this instanceof Buffer)) {
+    // Avoid going through an ArgumentsAdaptorTrampoline in the common case.
+    if (arguments.length > 1) return new Buffer(arg, arguments[1])
+    return new Buffer(arg)
+  }
+
+  this.length = 0
+  this.parent = undefined
+
+  // Common case.
+  if (typeof arg === 'number') {
+    return fromNumber(this, arg)
+  }
+
+  // Slightly less common case.
+  if (typeof arg === 'string') {
+    return fromString(this, arg, arguments.length > 1 ? arguments[1] : 'utf8')
+  }
+
+  // Unusual.
+  return fromObject(this, arg)
+}
+
+function fromNumber (that, length) {
+  that = allocate(that, length < 0 ? 0 : checked(length) | 0)
+  if (!Buffer.TYPED_ARRAY_SUPPORT) {
+    for (var i = 0; i < length; i++) {
+      that[i] = 0
+    }
+  }
+  return that
+}
+
+function fromString (that, string, encoding) {
+  if (typeof encoding !== 'string' || encoding === '') encoding = 'utf8'
+
+  // Assumption: byteLength() return value is always < kMaxLength.
+  var length = byteLength(string, encoding) | 0
+  that = allocate(that, length)
+
+  that.write(string, encoding)
+  return that
+}
+
+function fromObject (that, object) {
+  if (Buffer.isBuffer(object)) return fromBuffer(that, object)
+
+  if (isArray(object)) return fromArray(that, object)
+
+  if (object == null) {
+    throw new TypeError('must start with number, buffer, array or string')
+  }
+
+  if (typeof ArrayBuffer !== 'undefined') {
+    if (object.buffer instanceof ArrayBuffer) {
+      return fromTypedArray(that, object)
+    }
+    if (object instanceof ArrayBuffer) {
+      return fromArrayBuffer(that, object)
+    }
+  }
+
+  if (object.length) return fromArrayLike(that, object)
+
+  return fromJsonObject(that, object)
+}
+
+function fromBuffer (that, buffer) {
+  var length = checked(buffer.length) | 0
+  that = allocate(that, length)
+  buffer.copy(that, 0, 0, length)
+  return that
+}
+
+function fromArray (that, array) {
+  var length = checked(array.length) | 0
+  that = allocate(that, length)
+  for (var i = 0; i < length; i += 1) {
+    that[i] = array[i] & 255
+  }
+  return that
+}
+
+// Duplicate of fromArray() to keep fromArray() monomorphic.
+function fromTypedArray (that, array) {
+  var length = checked(array.length) | 0
+  that = allocate(that, length)
+  // Truncating the elements is probably not what people expect from typed
+  // arrays with BYTES_PER_ELEMENT > 1 but it's compatible with the behavior
+  // of the old Buffer constructor.
+  for (var i = 0; i < length; i += 1) {
+    that[i] = array[i] & 255
+  }
+  return that
+}
+
+function fromArrayBuffer (that, array) {
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    // Return an augmented `Uint8Array` instance, for best performance
+    array.byteLength
+    that = Buffer._augment(new Uint8Array(array))
+  } else {
+    // Fallback: Return an object instance of the Buffer class
+    that = fromTypedArray(that, new Uint8Array(array))
+  }
+  return that
+}
+
+function fromArrayLike (that, array) {
+  var length = checked(array.length) | 0
+  that = allocate(that, length)
+  for (var i = 0; i < length; i += 1) {
+    that[i] = array[i] & 255
+  }
+  return that
+}
+
+// Deserialize { type: 'Buffer', data: [1,2,3,...] } into a Buffer object.
+// Returns a zero-length buffer for inputs that don't conform to the spec.
+function fromJsonObject (that, object) {
+  var array
+  var length = 0
+
+  if (object.type === 'Buffer' && isArray(object.data)) {
+    array = object.data
+    length = checked(array.length) | 0
+  }
+  that = allocate(that, length)
+
+  for (var i = 0; i < length; i += 1) {
+    that[i] = array[i] & 255
+  }
+  return that
+}
+
+if (Buffer.TYPED_ARRAY_SUPPORT) {
+  Buffer.prototype.__proto__ = Uint8Array.prototype
+  Buffer.__proto__ = Uint8Array
+}
+
+function allocate (that, length) {
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    // Return an augmented `Uint8Array` instance, for best performance
+    that = Buffer._augment(new Uint8Array(length))
+    that.__proto__ = Buffer.prototype
+  } else {
+    // Fallback: Return an object instance of the Buffer class
+    that.length = length
+    that._isBuffer = true
+  }
+
+  var fromPool = length !== 0 && length <= Buffer.poolSize >>> 1
+  if (fromPool) that.parent = rootParent
+
+  return that
+}
+
+function checked (length) {
+  // Note: cannot use `length < kMaxLength` here because that fails when
+  // length is NaN (which is otherwise coerced to zero.)
+  if (length >= kMaxLength()) {
+    throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
+                         'size: 0x' + kMaxLength().toString(16) + ' bytes')
+  }
+  return length | 0
+}
+
+function SlowBuffer (subject, encoding) {
+  if (!(this instanceof SlowBuffer)) return new SlowBuffer(subject, encoding)
+
+  var buf = new Buffer(subject, encoding)
+  delete buf.parent
+  return buf
+}
+
+Buffer.isBuffer = function isBuffer (b) {
+  return !!(b != null && b._isBuffer)
+}
+
+Buffer.compare = function compare (a, b) {
+  if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) {
+    throw new TypeError('Arguments must be Buffers')
+  }
+
+  if (a === b) return 0
+
+  var x = a.length
+  var y = b.length
+
+  var i = 0
+  var len = Math.min(x, y)
+  while (i < len) {
+    if (a[i] !== b[i]) break
+
+    ++i
+  }
+
+  if (i !== len) {
+    x = a[i]
+    y = b[i]
+  }
+
+  if (x < y) return -1
+  if (y < x) return 1
+  return 0
+}
+
+Buffer.isEncoding = function isEncoding (encoding) {
+  switch (String(encoding).toLowerCase()) {
+    case 'hex':
+    case 'utf8':
+    case 'utf-8':
+    case 'ascii':
+    case 'binary':
+    case 'base64':
+    case 'raw':
+    case 'ucs2':
+    case 'ucs-2':
+    case 'utf16le':
+    case 'utf-16le':
+      return true
+    default:
+      return false
+  }
+}
+
+Buffer.concat = function concat (list, length) {
+  if (!isArray(list)) throw new TypeError('list argument must be an Array of Buffers.')
+
+  if (list.length === 0) {
+    return new Buffer(0)
+  }
+
+  var i
+  if (length === undefined) {
+    length = 0
+    for (i = 0; i < list.length; i++) {
+      length += list[i].length
+    }
+  }
+
+  var buf = new Buffer(length)
+  var pos = 0
+  for (i = 0; i < list.length; i++) {
+    var item = list[i]
+    item.copy(buf, pos)
+    pos += item.length
+  }
+  return buf
+}
+
+function byteLength (string, encoding) {
+  if (typeof string !== 'string') string = '' + string
+
+  var len = string.length
+  if (len === 0) return 0
+
+  // Use a for loop to avoid recursion
+  var loweredCase = false
+  for (;;) {
+    switch (encoding) {
+      case 'ascii':
+      case 'binary':
+      // Deprecated
+      case 'raw':
+      case 'raws':
+        return len
+      case 'utf8':
+      case 'utf-8':
+        return utf8ToBytes(string).length
+      case 'ucs2':
+      case 'ucs-2':
+      case 'utf16le':
+      case 'utf-16le':
+        return len * 2
+      case 'hex':
+        return len >>> 1
+      case 'base64':
+        return base64ToBytes(string).length
+      default:
+        if (loweredCase) return utf8ToBytes(string).length // assume utf8
+        encoding = ('' + encoding).toLowerCase()
+        loweredCase = true
+    }
+  }
+}
+Buffer.byteLength = byteLength
+
+// pre-set for values that may exist in the future
+Buffer.prototype.length = undefined
+Buffer.prototype.parent = undefined
+
+function slowToString (encoding, start, end) {
+  var loweredCase = false
+
+  start = start | 0
+  end = end === undefined || end === Infinity ? this.length : end | 0
+
+  if (!encoding) encoding = 'utf8'
+  if (start < 0) start = 0
+  if (end > this.length) end = this.length
+  if (end <= start) return ''
+
+  while (true) {
+    switch (encoding) {
+      case 'hex':
+        return hexSlice(this, start, end)
+
+      case 'utf8':
+      case 'utf-8':
+        return utf8Slice(this, start, end)
+
+      case 'ascii':
+        return asciiSlice(this, start, end)
+
+      case 'binary':
+        return binarySlice(this, start, end)
+
+      case 'base64':
+        return base64Slice(this, start, end)
+
+      case 'ucs2':
+      case 'ucs-2':
+      case 'utf16le':
+      case 'utf-16le':
+        return utf16leSlice(this, start, end)
+
+      default:
+        if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
+        encoding = (encoding + '').toLowerCase()
+        loweredCase = true
+    }
+  }
+}
+
+Buffer.prototype.toString = function toString () {
+  var length = this.length | 0
+  if (length === 0) return ''
+  if (arguments.length === 0) return utf8Slice(this, 0, length)
+  return slowToString.apply(this, arguments)
+}
+
+Buffer.prototype.equals = function equals (b) {
+  if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
+  if (this === b) return true
+  return Buffer.compare(this, b) === 0
+}
+
+Buffer.prototype.inspect = function inspect () {
+  var str = ''
+  var max = exports.INSPECT_MAX_BYTES
+  if (this.length > 0) {
+    str = this.toString('hex', 0, max).match(/.{2}/g).join(' ')
+    if (this.length > max) str += ' ... '
+  }
+  return '<Buffer ' + str + '>'
+}
+
+Buffer.prototype.compare = function compare (b) {
+  if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
+  if (this === b) return 0
+  return Buffer.compare(this, b)
+}
+
+Buffer.prototype.indexOf = function indexOf (val, byteOffset) {
+  if (byteOffset > 0x7fffffff) byteOffset = 0x7fffffff
+  else if (byteOffset < -0x80000000) byteOffset = -0x80000000
+  byteOffset >>= 0
+
+  if (this.length === 0) return -1
+  if (byteOffset >= this.length) return -1
+
+  // Negative offsets start from the end of the buffer
+  if (byteOffset < 0) byteOffset = Math.max(this.length + byteOffset, 0)
+
+  if (typeof val === 'string') {
+    if (val.length === 0) return -1 // special case: looking for empty string always fails
+    return String.prototype.indexOf.call(this, val, byteOffset)
+  }
+  if (Buffer.isBuffer(val)) {
+    return arrayIndexOf(this, val, byteOffset)
+  }
+  if (typeof val === 'number') {
+    if (Buffer.TYPED_ARRAY_SUPPORT && Uint8Array.prototype.indexOf === 'function') {
+      return Uint8Array.prototype.indexOf.call(this, val, byteOffset)
+    }
+    return arrayIndexOf(this, [ val ], byteOffset)
+  }
+
+  function arrayIndexOf (arr, val, byteOffset) {
+    var foundIndex = -1
+    for (var i = 0; byteOffset + i < arr.length; i++) {
+      if (arr[byteOffset + i] === val[foundIndex === -1 ? 0 : i - foundIndex]) {
+        if (foundIndex === -1) foundIndex = i
+        if (i - foundIndex + 1 === val.length) return byteOffset + foundIndex
+      } else {
+        foundIndex = -1
+      }
+    }
+    return -1
+  }
+
+  throw new TypeError('val must be string, number or Buffer')
+}
+
+// `get` is deprecated
+Buffer.prototype.get = function get (offset) {
+  console.log('.get() is deprecated. Access using array indexes instead.')
+  return this.readUInt8(offset)
+}
+
+// `set` is deprecated
+Buffer.prototype.set = function set (v, offset) {
+  console.log('.set() is deprecated. Access using array indexes instead.')
+  return this.writeUInt8(v, offset)
+}
+
+function hexWrite (buf, string, offset, length) {
+  offset = Number(offset) || 0
+  var remaining = buf.length - offset
+  if (!length) {
+    length = remaining
+  } else {
+    length = Number(length)
+    if (length > remaining) {
+      length = remaining
+    }
+  }
+
+  // must be an even number of digits
+  var strLen = string.length
+  if (strLen % 2 !== 0) throw new Error('Invalid hex string')
+
+  if (length > strLen / 2) {
+    length = strLen / 2
+  }
+  for (var i = 0; i < length; i++) {
+    var parsed = parseInt(string.substr(i * 2, 2), 16)
+    if (isNaN(parsed)) throw new Error('Invalid hex string')
+    buf[offset + i] = parsed
+  }
+  return i
+}
+
+function utf8Write (buf, string, offset, length) {
+  return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
+}
+
+function asciiWrite (buf, string, offset, length) {
+  return blitBuffer(asciiToBytes(string), buf, offset, length)
+}
+
+function binaryWrite (buf, string, offset, length) {
+  return asciiWrite(buf, string, offset, length)
+}
+
+function base64Write (buf, string, offset, length) {
+  return blitBuffer(base64ToBytes(string), buf, offset, length)
+}
+
+function ucs2Write (buf, string, offset, length) {
+  return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
+}
+
+Buffer.prototype.write = function write (string, offset, length, encoding) {
+  // Buffer#write(string)
+  if (offset === undefined) {
+    encoding = 'utf8'
+    length = this.length
+    offset = 0
+  // Buffer#write(string, encoding)
+  } else if (length === undefined && typeof offset === 'string') {
+    encoding = offset
+    length = this.length
+    offset = 0
+  // Buffer#write(string, offset[, length][, encoding])
+  } else if (isFinite(offset)) {
+    offset = offset | 0
+    if (isFinite(length)) {
+      length = length | 0
+      if (encoding === undefined) encoding = 'utf8'
+    } else {
+      encoding = length
+      length = undefined
+    }
+  // legacy write(string, encoding, offset, length) - remove in v0.13
+  } else {
+    var swap = encoding
+    encoding = offset
+    offset = length | 0
+    length = swap
+  }
+
+  var remaining = this.length - offset
+  if (length === undefined || length > remaining) length = remaining
+
+  if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
+    throw new RangeError('attempt to write outside buffer bounds')
+  }
+
+  if (!encoding) encoding = 'utf8'
+
+  var loweredCase = false
+  for (;;) {
+    switch (encoding) {
+      case 'hex':
+        return hexWrite(this, string, offset, length)
+
+      case 'utf8':
+      case 'utf-8':
+        return utf8Write(this, string, offset, length)
+
+      case 'ascii':
+        return asciiWrite(this, string, offset, length)
+
+      case 'binary':
+        return binaryWrite(this, string, offset, length)
+
+      case 'base64':
+        // Warning: maxLength not taken into account in base64Write
+        return base64Write(this, string, offset, length)
+
+      case 'ucs2':
+      case 'ucs-2':
+      case 'utf16le':
+      case 'utf-16le':
+        return ucs2Write(this, string, offset, length)
+
+      default:
+        if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
+        encoding = ('' + encoding).toLowerCase()
+        loweredCase = true
+    }
+  }
+}
+
+Buffer.prototype.toJSON = function toJSON () {
+  return {
+    type: 'Buffer',
+    data: Array.prototype.slice.call(this._arr || this, 0)
+  }
+}
+
+function base64Slice (buf, start, end) {
+  if (start === 0 && end === buf.length) {
+    return base64.fromByteArray(buf)
+  } else {
+    return base64.fromByteArray(buf.slice(start, end))
+  }
+}
+
+function utf8Slice (buf, start, end) {
+  end = Math.min(buf.length, end)
+  var res = []
+
+  var i = start
+  while (i < end) {
+    var firstByte = buf[i]
+    var codePoint = null
+    var bytesPerSequence = (firstByte > 0xEF) ? 4
+      : (firstByte > 0xDF) ? 3
+      : (firstByte > 0xBF) ? 2
+      : 1
+
+    if (i + bytesPerSequence <= end) {
+      var secondByte, thirdByte, fourthByte, tempCodePoint
+
+      switch (bytesPerSequence) {
+        case 1:
+          if (firstByte < 0x80) {
+            codePoint = firstByte
+          }
+          break
+        case 2:
+          secondByte = buf[i + 1]
+          if ((secondByte & 0xC0) === 0x80) {
+            tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F)
+            if (tempCodePoint > 0x7F) {
+              codePoint = tempCodePoint
+            }
+          }
+          break
+        case 3:
+          secondByte = buf[i + 1]
+          thirdByte = buf[i + 2]
+          if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) {
+            tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F)
+            if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) {
+              codePoint = tempCodePoint
+            }
+          }
+          break
+        case 4:
+          secondByte = buf[i + 1]
+          thirdByte = buf[i + 2]
+          fourthByte = buf[i + 3]
+          if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) {
+            tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F)
+            if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) {
+              codePoint = tempCodePoint
+            }
+          }
+      }
+    }
+
+    if (codePoint === null) {
+      // we did not generate a valid codePoint so insert a
+      // replacement char (U+FFFD) and advance only 1 byte
+      codePoint = 0xFFFD
+      bytesPerSequence = 1
+    } else if (codePoint > 0xFFFF) {
+      // encode to utf16 (surrogate pair dance)
+      codePoint -= 0x10000
+      res.push(codePoint >>> 10 & 0x3FF | 0xD800)
+      codePoint = 0xDC00 | codePoint & 0x3FF
+    }
+
+    res.push(codePoint)
+    i += bytesPerSequence
+  }
+
+  return decodeCodePointsArray(res)
+}
+
+// Based on http://stackoverflow.com/a/22747272/680742, the browser with
+// the lowest limit is Chrome, with 0x10000 args.
+// We go 1 magnitude less, for safety
+var MAX_ARGUMENTS_LENGTH = 0x1000
+
+function decodeCodePointsArray (codePoints) {
+  var len = codePoints.length
+  if (len <= MAX_ARGUMENTS_LENGTH) {
+    return String.fromCharCode.apply(String, codePoints) // avoid extra slice()
+  }
+
+  // Decode in chunks to avoid "call stack size exceeded".
+  var res = ''
+  var i = 0
+  while (i < len) {
+    res += String.fromCharCode.apply(
+      String,
+      codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH)
+    )
+  }
+  return res
+}
+
+function asciiSlice (buf, start, end) {
+  var ret = ''
+  end = Math.min(buf.length, end)
+
+  for (var i = start; i < end; i++) {
+    ret += String.fromCharCode(buf[i] & 0x7F)
+  }
+  return ret
+}
+
+function binarySlice (buf, start, end) {
+  var ret = ''
+  end = Math.min(buf.length, end)
+
+  for (var i = start; i < end; i++) {
+    ret += String.fromCharCode(buf[i])
+  }
+  return ret
+}
+
+function hexSlice (buf, start, end) {
+  var len = buf.length
+
+  if (!start || start < 0) start = 0
+  if (!end || end < 0 || end > len) end = len
+
+  var out = ''
+  for (var i = start; i < end; i++) {
+    out += toHex(buf[i])
+  }
+  return out
+}
+
+function utf16leSlice (buf, start, end) {
+  var bytes = buf.slice(start, end)
+  var res = ''
+  for (var i = 0; i < bytes.length; i += 2) {
+    res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256)
+  }
+  return res
+}
+
+Buffer.prototype.slice = function slice (start, end) {
+  var len = this.length
+  start = ~~start
+  end = end === undefined ? len : ~~end
+
+  if (start < 0) {
+    start += len
+    if (start < 0) start = 0
+  } else if (start > len) {
+    start = len
+  }
+
+  if (end < 0) {
+    end += len
+    if (end < 0) end = 0
+  } else if (end > len) {
+    end = len
+  }
+
+  if (end < start) end = start
+
+  var newBuf
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    newBuf = Buffer._augment(this.subarray(start, end))
+  } else {
+    var sliceLen = end - start
+    newBuf = new Buffer(sliceLen, undefined)
+    for (var i = 0; i < sliceLen; i++) {
+      newBuf[i] = this[i + start]
+    }
+  }
+
+  if (newBuf.length) newBuf.parent = this.parent || this
+
+  return newBuf
+}
+
+/*
+ * Need to make sure that buffer isn't trying to write out of bounds.
+ */
+function checkOffset (offset, ext, length) {
+  if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
+  if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
+}
+
+Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
+  offset = offset | 0
+  byteLength = byteLength | 0
+  if (!noAssert) checkOffset(offset, byteLength, this.length)
+
+  var val = this[offset]
+  var mul = 1
+  var i = 0
+  while (++i < byteLength && (mul *= 0x100)) {
+    val += this[offset + i] * mul
+  }
+
+  return val
+}
+
+Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
+  offset = offset | 0
+  byteLength = byteLength | 0
+  if (!noAssert) {
+    checkOffset(offset, byteLength, this.length)
+  }
+
+  var val = this[offset + --byteLength]
+  var mul = 1
+  while (byteLength > 0 && (mul *= 0x100)) {
+    val += this[offset + --byteLength] * mul
+  }
+
+  return val
+}
+
+Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 1, this.length)
+  return this[offset]
+}
+
+Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 2, this.length)
+  return this[offset] | (this[offset + 1] << 8)
+}
+
+Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 2, this.length)
+  return (this[offset] << 8) | this[offset + 1]
+}
+
+Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 4, this.length)
+
+  return ((this[offset]) |
+      (this[offset + 1] << 8) |
+      (this[offset + 2] << 16)) +
+      (this[offset + 3] * 0x1000000)
+}
+
+Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 4, this.length)
+
+  return (this[offset] * 0x1000000) +
+    ((this[offset + 1] << 16) |
+    (this[offset + 2] << 8) |
+    this[offset + 3])
+}
+
+Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
+  offset = offset | 0
+  byteLength = byteLength | 0
+  if (!noAssert) checkOffset(offset, byteLength, this.length)
+
+  var val = this[offset]
+  var mul = 1
+  var i = 0
+  while (++i < byteLength && (mul *= 0x100)) {
+    val += this[offset + i] * mul
+  }
+  mul *= 0x80
+
+  if (val >= mul) val -= Math.pow(2, 8 * byteLength)
+
+  return val
+}
+
+Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
+  offset = offset | 0
+  byteLength = byteLength | 0
+  if (!noAssert) checkOffset(offset, byteLength, this.length)
+
+  var i = byteLength
+  var mul = 1
+  var val = this[offset + --i]
+  while (i > 0 && (mul *= 0x100)) {
+    val += this[offset + --i] * mul
+  }
+  mul *= 0x80
+
+  if (val >= mul) val -= Math.pow(2, 8 * byteLength)
+
+  return val
+}
+
+Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 1, this.length)
+  if (!(this[offset] & 0x80)) return (this[offset])
+  return ((0xff - this[offset] + 1) * -1)
+}
+
+Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 2, this.length)
+  var val = this[offset] | (this[offset + 1] << 8)
+  return (val & 0x8000) ? val | 0xFFFF0000 : val
+}
+
+Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 2, this.length)
+  var val = this[offset + 1] | (this[offset] << 8)
+  return (val & 0x8000) ? val | 0xFFFF0000 : val
+}
+
+Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 4, this.length)
+
+  return (this[offset]) |
+    (this[offset + 1] << 8) |
+    (this[offset + 2] << 16) |
+    (this[offset + 3] << 24)
+}
+
+Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 4, this.length)
+
+  return (this[offset] << 24) |
+    (this[offset + 1] << 16) |
+    (this[offset + 2] << 8) |
+    (this[offset + 3])
+}
+
+Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 4, this.length)
+  return ieee754.read(this, offset, true, 23, 4)
+}
+
+Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 4, this.length)
+  return ieee754.read(this, offset, false, 23, 4)
+}
+
+Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 8, this.length)
+  return ieee754.read(this, offset, true, 52, 8)
+}
+
+Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
+  if (!noAssert) checkOffset(offset, 8, this.length)
+  return ieee754.read(this, offset, false, 52, 8)
+}
+
+function checkInt (buf, value, offset, ext, max, min) {
+  if (!Buffer.isBuffer(buf)) throw new TypeError('buffer must be a Buffer instance')
+  if (value > max || value < min) throw new RangeError('value is out of bounds')
+  if (offset + ext > buf.length) throw new RangeError('index out of range')
+}
+
+Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
+  value = +value
+  offset = offset | 0
+  byteLength = byteLength | 0
+  if (!noAssert) checkInt(this, value, offset, byteLength, Math.pow(2, 8 * byteLength), 0)
+
+  var mul = 1
+  var i = 0
+  this[offset] = value & 0xFF
+  while (++i < byteLength && (mul *= 0x100)) {
+    this[offset + i] = (value / mul) & 0xFF
+  }
+
+  return offset + byteLength
+}
+
+Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
+  value = +value
+  offset = offset | 0
+  byteLength = byteLength | 0
+  if (!noAssert) checkInt(this, value, offset, byteLength, Math.pow(2, 8 * byteLength), 0)
+
+  var i = byteLength - 1
+  var mul = 1
+  this[offset + i] = value & 0xFF
+  while (--i >= 0 && (mul *= 0x100)) {
+    this[offset + i] = (value / mul) & 0xFF
+  }
+
+  return offset + byteLength
+}
+
+Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0)
+  if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
+  this[offset] = (value & 0xff)
+  return offset + 1
+}
+
+function objectWriteUInt16 (buf, value, offset, littleEndian) {
+  if (value < 0) value = 0xffff + value + 1
+  for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; i++) {
+    buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
+      (littleEndian ? i : 1 - i) * 8
+  }
+}
+
+Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value & 0xff)
+    this[offset + 1] = (value >>> 8)
+  } else {
+    objectWriteUInt16(this, value, offset, true)
+  }
+  return offset + 2
+}
+
+Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value >>> 8)
+    this[offset + 1] = (value & 0xff)
+  } else {
+    objectWriteUInt16(this, value, offset, false)
+  }
+  return offset + 2
+}
+
+function objectWriteUInt32 (buf, value, offset, littleEndian) {
+  if (value < 0) value = 0xffffffff + value + 1
+  for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; i++) {
+    buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff
+  }
+}
+
+Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset + 3] = (value >>> 24)
+    this[offset + 2] = (value >>> 16)
+    this[offset + 1] = (value >>> 8)
+    this[offset] = (value & 0xff)
+  } else {
+    objectWriteUInt32(this, value, offset, true)
+  }
+  return offset + 4
+}
+
+Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value >>> 24)
+    this[offset + 1] = (value >>> 16)
+    this[offset + 2] = (value >>> 8)
+    this[offset + 3] = (value & 0xff)
+  } else {
+    objectWriteUInt32(this, value, offset, false)
+  }
+  return offset + 4
+}
+
+Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) {
+    var limit = Math.pow(2, 8 * byteLength - 1)
+
+    checkInt(this, value, offset, byteLength, limit - 1, -limit)
+  }
+
+  var i = 0
+  var mul = 1
+  var sub = value < 0 ? 1 : 0
+  this[offset] = value & 0xFF
+  while (++i < byteLength && (mul *= 0x100)) {
+    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
+  }
+
+  return offset + byteLength
+}
+
+Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) {
+    var limit = Math.pow(2, 8 * byteLength - 1)
+
+    checkInt(this, value, offset, byteLength, limit - 1, -limit)
+  }
+
+  var i = byteLength - 1
+  var mul = 1
+  var sub = value < 0 ? 1 : 0
+  this[offset + i] = value & 0xFF
+  while (--i >= 0 && (mul *= 0x100)) {
+    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
+  }
+
+  return offset + byteLength
+}
+
+Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80)
+  if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
+  if (value < 0) value = 0xff + value + 1
+  this[offset] = (value & 0xff)
+  return offset + 1
+}
+
+Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value & 0xff)
+    this[offset + 1] = (value >>> 8)
+  } else {
+    objectWriteUInt16(this, value, offset, true)
+  }
+  return offset + 2
+}
+
+Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value >>> 8)
+    this[offset + 1] = (value & 0xff)
+  } else {
+    objectWriteUInt16(this, value, offset, false)
+  }
+  return offset + 2
+}
+
+Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value & 0xff)
+    this[offset + 1] = (value >>> 8)
+    this[offset + 2] = (value >>> 16)
+    this[offset + 3] = (value >>> 24)
+  } else {
+    objectWriteUInt32(this, value, offset, true)
+  }
+  return offset + 4
+}
+
+Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
+  value = +value
+  offset = offset | 0
+  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
+  if (value < 0) value = 0xffffffff + value + 1
+  if (Buffer.TYPED_ARRAY_SUPPORT) {
+    this[offset] = (value >>> 24)
+    this[offset + 1] = (value >>> 16)
+    this[offset + 2] = (value >>> 8)
+    this[offset + 3] = (value & 0xff)
+  } else {
+    objectWriteUInt32(this, value, offset, false)
+  }
+  return offset + 4
+}
+
+function checkIEEE754 (buf, value, offset, ext, max, min) {
+  if (value > max || value < min) throw new RangeError('value is out of bounds')
+  if (offset + ext > buf.length) throw new RangeError('index out of range')
+  if (offset < 0) throw new RangeError('index out of range')
+}
+
+function writeFloat (buf, value, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    checkIEEE754(buf, value, offset, 4, 3.4028234663852886e+38, -3.4028234663852886e+38)
+  }
+  ieee754.write(buf, value, offset, littleEndian, 23, 4)
+  return offset + 4
+}
+
+Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
+  return writeFloat(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
+  return writeFloat(this, value, offset, false, noAssert)
+}
+
+function writeDouble (buf, value, offset, littleEndian, noAssert) {
+  if (!noAssert) {
+    checkIEEE754(buf, value, offset, 8, 1.7976931348623157E+308, -1.7976931348623157E+308)
+  }
+  ieee754.write(buf, value, offset, littleEndian, 52, 8)
+  return offset + 8
+}
+
+Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
+  return writeDouble(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
+  return writeDouble(this, value, offset, false, noAssert)
+}
+
+// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
+Buffer.prototype.copy = function copy (target, targetStart, start, end) {
+  if (!start) start = 0
+  if (!end && end !== 0) end = this.length
+  if (targetStart >= target.length) targetStart = target.length
+  if (!targetStart) targetStart = 0
+  if (end > 0 && end < start) end = start
+
+  // Copy 0 bytes; we're done
+  if (end === start) return 0
+  if (target.length === 0 || this.length === 0) return 0
+
+  // Fatal error conditions
+  if (targetStart < 0) {
+    throw new RangeError('targetStart out of bounds')
+  }
+  if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
+  if (end < 0) throw new RangeError('sourceEnd out of bounds')
+
+  // Are we oob?
+  if (end > this.length) end = this.length
+  if (target.length - targetStart < end - start) {
+    end = target.length - targetStart + start
+  }
+
+  var len = end - start
+  var i
+
+  if (this === target && start < targetStart && targetStart < end) {
+    // descending copy from end
+    for (i = len - 1; i >= 0; i--) {
+      target[i + targetStart] = this[i + start]
+    }
+  } else if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
+    // ascending copy from start
+    for (i = 0; i < len; i++) {
+      target[i + targetStart] = this[i + start]
+    }
+  } else {
+    target._set(this.subarray(start, start + len), targetStart)
+  }
+
+  return len
+}
+
+// fill(value, start=0, end=buffer.length)
+Buffer.prototype.fill = function fill (value, start, end) {
+  if (!value) value = 0
+  if (!start) start = 0
+  if (!end) end = this.length
+
+  if (end < start) throw new RangeError('end < start')
+
+  // Fill 0 bytes; we're done
+  if (end === start) return
+  if (this.length === 0) return
+
+  if (start < 0 || start >= this.length) throw new RangeError('start out of bounds')
+  if (end < 0 || end > this.length) throw new RangeError('end out of bounds')
+
+  var i
+  if (typeof value === 'number') {
+    for (i = start; i < end; i++) {
+      this[i] = value
+    }
+  } else {
+    var bytes = utf8ToBytes(value.toString())
+    var len = bytes.length
+    for (i = start; i < end; i++) {
+      this[i] = bytes[i % len]
+    }
+  }
+
+  return this
+}
+
+/**
+ * Creates a new `ArrayBuffer` with the *copied* memory of the buffer instance.
+ * Added in Node 0.12. Only available in browsers that support ArrayBuffer.
+ */
+Buffer.prototype.toArrayBuffer = function toArrayBuffer () {
+  if (typeof Uint8Array !== 'undefined') {
+    if (Buffer.TYPED_ARRAY_SUPPORT) {
+      return (new Buffer(this)).buffer
+    } else {
+      var buf = new Uint8Array(this.length)
+      for (var i = 0, len = buf.length; i < len; i += 1) {
+        buf[i] = this[i]
+      }
+      return buf.buffer
+    }
+  } else {
+    throw new TypeError('Buffer.toArrayBuffer not supported in this browser')
+  }
+}
+
+// HELPER FUNCTIONS
+// ================
+
+var BP = Buffer.prototype
+
+/**
+ * Augment a Uint8Array *instance* (not the Uint8Array class!) with Buffer methods
+ */
+Buffer._augment = function _augment (arr) {
+  arr.constructor = Buffer
+  arr._isBuffer = true
+
+  // save reference to original Uint8Array set method before overwriting
+  arr._set = arr.set
+
+  // deprecated
+  arr.get = BP.get
+  arr.set = BP.set
+
+  arr.write = BP.write
+  arr.toString = BP.toString
+  arr.toLocaleString = BP.toString
+  arr.toJSON = BP.toJSON
+  arr.equals = BP.equals
+  arr.compare = BP.compare
+  arr.indexOf = BP.indexOf
+  arr.copy = BP.copy
+  arr.slice = BP.slice
+  arr.readUIntLE = BP.readUIntLE
+  arr.readUIntBE = BP.readUIntBE
+  arr.readUInt8 = BP.readUInt8
+  arr.readUInt16LE = BP.readUInt16LE
+  arr.readUInt16BE = BP.readUInt16BE
+  arr.readUInt32LE = BP.readUInt32LE
+  arr.readUInt32BE = BP.readUInt32BE
+  arr.readIntLE = BP.readIntLE
+  arr.readIntBE = BP.readIntBE
+  arr.readInt8 = BP.readInt8
+  arr.readInt16LE = BP.readInt16LE
+  arr.readInt16BE = BP.readInt16BE
+  arr.readInt32LE = BP.readInt32LE
+  arr.readInt32BE = BP.readInt32BE
+  arr.readFloatLE = BP.readFloatLE
+  arr.readFloatBE = BP.readFloatBE
+  arr.readDoubleLE = BP.readDoubleLE
+  arr.readDoubleBE = BP.readDoubleBE
+  arr.writeUInt8 = BP.writeUInt8
+  arr.writeUIntLE = BP.writeUIntLE
+  arr.writeUIntBE = BP.writeUIntBE
+  arr.writeUInt16LE = BP.writeUInt16LE
+  arr.writeUInt16BE = BP.writeUInt16BE
+  arr.writeUInt32LE = BP.writeUInt32LE
+  arr.writeUInt32BE = BP.writeUInt32BE
+  arr.writeIntLE = BP.writeIntLE
+  arr.writeIntBE = BP.writeIntBE
+  arr.writeInt8 = BP.writeInt8
+  arr.writeInt16LE = BP.writeInt16LE
+  arr.writeInt16BE = BP.writeInt16BE
+  arr.writeInt32LE = BP.writeInt32LE
+  arr.writeInt32BE = BP.writeInt32BE
+  arr.writeFloatLE = BP.writeFloatLE
+  arr.writeFloatBE = BP.writeFloatBE
+  arr.writeDoubleLE = BP.writeDoubleLE
+  arr.writeDoubleBE = BP.writeDoubleBE
+  arr.fill = BP.fill
+  arr.inspect = BP.inspect
+  arr.toArrayBuffer = BP.toArrayBuffer
+
+  return arr
+}
+
+var INVALID_BASE64_RE = /[^+\/0-9A-Za-z-_]/g
+
+function base64clean (str) {
+  // Node strips out invalid characters like \n and \t from the string, base64-js does not
+  str = stringtrim(str).replace(INVALID_BASE64_RE, '')
+  // Node converts strings with length < 2 to ''
+  if (str.length < 2) return ''
+  // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
+  while (str.length % 4 !== 0) {
+    str = str + '='
+  }
+  return str
+}
+
+function stringtrim (str) {
+  if (str.trim) return str.trim()
+  return str.replace(/^\s+|\s+$/g, '')
+}
+
+function toHex (n) {
+  if (n < 16) return '0' + n.toString(16)
+  return n.toString(16)
+}
+
+function utf8ToBytes (string, units) {
+  units = units || Infinity
+  var codePoint
+  var length = string.length
+  var leadSurrogate = null
+  var bytes = []
+
+  for (var i = 0; i < length; i++) {
+    codePoint = string.charCodeAt(i)
+
+    // is surrogate component
+    if (codePoint > 0xD7FF && codePoint < 0xE000) {
+      // last char was a lead
+      if (!leadSurrogate) {
+        // no lead yet
+        if (codePoint > 0xDBFF) {
+          // unexpected trail
+          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+          continue
+        } else if (i + 1 === length) {
+          // unpaired lead
+          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+          continue
+        }
+
+        // valid lead
+        leadSurrogate = codePoint
+
+        continue
+      }
+
+      // 2 leads in a row
+      if (codePoint < 0xDC00) {
+        if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+        leadSurrogate = codePoint
+        continue
+      }
+
+      // valid surrogate pair
+      codePoint = leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00 | 0x10000
+    } else if (leadSurrogate) {
+      // valid bmp char, but last char was a lead
+      if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+    }
+
+    leadSurrogate = null
+
+    // encode utf8
+    if (codePoint < 0x80) {
+      if ((units -= 1) < 0) break
+      bytes.push(codePoint)
+    } else if (codePoint < 0x800) {
+      if ((units -= 2) < 0) break
+      bytes.push(
+        codePoint >> 0x6 | 0xC0,
+        codePoint & 0x3F | 0x80
+      )
+    } else if (codePoint < 0x10000) {
+      if ((units -= 3) < 0) break
+      bytes.push(
+        codePoint >> 0xC | 0xE0,
+        codePoint >> 0x6 & 0x3F | 0x80,
+        codePoint & 0x3F | 0x80
+      )
+    } else if (codePoint < 0x110000) {
+      if ((units -= 4) < 0) break
+      bytes.push(
+        codePoint >> 0x12 | 0xF0,
+        codePoint >> 0xC & 0x3F | 0x80,
+        codePoint >> 0x6 & 0x3F | 0x80,
+        codePoint & 0x3F | 0x80
+      )
+    } else {
+      throw new Error('Invalid code point')
+    }
+  }
+
+  return bytes
+}
+
+function asciiToBytes (str) {
+  var byteArray = []
+  for (var i = 0; i < str.length; i++) {
+    // Node's code seems to be doing this and not & 0x7F..
+    byteArray.push(str.charCodeAt(i) & 0xFF)
+  }
+  return byteArray
+}
+
+function utf16leToBytes (str, units) {
+  var c, hi, lo
+  var byteArray = []
+  for (var i = 0; i < str.length; i++) {
+    if ((units -= 2) < 0) break
+
+    c = str.charCodeAt(i)
+    hi = c >> 8
+    lo = c % 256
+    byteArray.push(lo)
+    byteArray.push(hi)
+  }
+
+  return byteArray
+}
+
+function base64ToBytes (str) {
+  return base64.toByteArray(base64clean(str))
+}
+
+function blitBuffer (src, dst, offset, length) {
+  for (var i = 0; i < length; i++) {
+    if ((i + offset >= dst.length) || (i >= src.length)) break
+    dst[i + offset] = src[i]
+  }
+  return i
+}
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"base64-js":3,"ieee754":4,"is-array":5}],3:[function(require,module,exports){
+var lookup = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
+
+;(function (exports) {
+	'use strict';
+
+  var Arr = (typeof Uint8Array !== 'undefined')
+    ? Uint8Array
+    : Array
+
+	var PLUS   = '+'.charCodeAt(0)
+	var SLASH  = '/'.charCodeAt(0)
+	var NUMBER = '0'.charCodeAt(0)
+	var LOWER  = 'a'.charCodeAt(0)
+	var UPPER  = 'A'.charCodeAt(0)
+	var PLUS_URL_SAFE = '-'.charCodeAt(0)
+	var SLASH_URL_SAFE = '_'.charCodeAt(0)
+
+	function decode (elt) {
+		var code = elt.charCodeAt(0)
+		if (code === PLUS ||
+		    code === PLUS_URL_SAFE)
+			return 62 // '+'
+		if (code === SLASH ||
+		    code === SLASH_URL_SAFE)
+			return 63 // '/'
+		if (code < NUMBER)
+			return -1 //no match
+		if (code < NUMBER + 10)
+			return code - NUMBER + 26 + 26
+		if (code < UPPER + 26)
+			return code - UPPER
+		if (code < LOWER + 26)
+			return code - LOWER + 26
+	}
+
+	function b64ToByteArray (b64) {
+		var i, j, l, tmp, placeHolders, arr
+
+		if (b64.length % 4 > 0) {
+			throw new Error('Invalid string. Length must be a multiple of 4')
+		}
+
+		// the number of equal signs (place holders)
+		// if there are two placeholders, than the two characters before it
+		// represent one byte
+		// if there is only one, then the three characters before it represent 2 bytes
+		// this is just a cheap hack to not do indexOf twice
+		var len = b64.length
+		placeHolders = '=' === b64.charAt(len - 2) ? 2 : '=' === b64.charAt(len - 1) ? 1 : 0
+
+		// base64 is 4/3 + up to two characters of the original data
+		arr = new Arr(b64.length * 3 / 4 - placeHolders)
+
+		// if there are placeholders, only get up to the last complete 4 chars
+		l = placeHolders > 0 ? b64.length - 4 : b64.length
+
+		var L = 0
+
+		function push (v) {
+			arr[L++] = v
+		}
+
+		for (i = 0, j = 0; i < l; i += 4, j += 3) {
+			tmp = (decode(b64.charAt(i)) << 18) | (decode(b64.charAt(i + 1)) << 12) | (decode(b64.charAt(i + 2)) << 6) | decode(b64.charAt(i + 3))
+			push((tmp & 0xFF0000) >> 16)
+			push((tmp & 0xFF00) >> 8)
+			push(tmp & 0xFF)
+		}
+
+		if (placeHolders === 2) {
+			tmp = (decode(b64.charAt(i)) << 2) | (decode(b64.charAt(i + 1)) >> 4)
+			push(tmp & 0xFF)
+		} else if (placeHolders === 1) {
+			tmp = (decode(b64.charAt(i)) << 10) | (decode(b64.charAt(i + 1)) << 4) | (decode(b64.charAt(i + 2)) >> 2)
+			push((tmp >> 8) & 0xFF)
+			push(tmp & 0xFF)
+		}
+
+		return arr
+	}
+
+	function uint8ToBase64 (uint8) {
+		var i,
+			extraBytes = uint8.length % 3, // if we have 1 byte left, pad 2 bytes
+			output = "",
+			temp, length
+
+		function encode (num) {
+			return lookup.charAt(num)
+		}
+
+		function tripletToBase64 (num) {
+			return encode(num >> 18 & 0x3F) + encode(num >> 12 & 0x3F) + encode(num >> 6 & 0x3F) + encode(num & 0x3F)
+		}
+
+		// go through the array every three bytes, we'll deal with trailing stuff later
+		for (i = 0, length = uint8.length - extraBytes; i < length; i += 3) {
+			temp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2])
+			output += tripletToBase64(temp)
+		}
+
+		// pad the end with zeros, but make sure to not forget the extra bytes
+		switch (extraBytes) {
+			case 1:
+				temp = uint8[uint8.length - 1]
+				output += encode(temp >> 2)
+				output += encode((temp << 4) & 0x3F)
+				output += '=='
+				break
+			case 2:
+				temp = (uint8[uint8.length - 2] << 8) + (uint8[uint8.length - 1])
+				output += encode(temp >> 10)
+				output += encode((temp >> 4) & 0x3F)
+				output += encode((temp << 2) & 0x3F)
+				output += '='
+				break
+		}
+
+		return output
+	}
+
+	exports.toByteArray = b64ToByteArray
+	exports.fromByteArray = uint8ToBase64
+}(typeof exports === 'undefined' ? (this.base64js = {}) : exports))
+
+},{}],4:[function(require,module,exports){
+exports.read = function (buffer, offset, isLE, mLen, nBytes) {
+  var e, m
+  var eLen = nBytes * 8 - mLen - 1
+  var eMax = (1 << eLen) - 1
+  var eBias = eMax >> 1
+  var nBits = -7
+  var i = isLE ? (nBytes - 1) : 0
+  var d = isLE ? -1 : 1
+  var s = buffer[offset + i]
+
+  i += d
+
+  e = s & ((1 << (-nBits)) - 1)
+  s >>= (-nBits)
+  nBits += eLen
+  for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}
+
+  m = e & ((1 << (-nBits)) - 1)
+  e >>= (-nBits)
+  nBits += mLen
+  for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}
+
+  if (e === 0) {
+    e = 1 - eBias
+  } else if (e === eMax) {
+    return m ? NaN : ((s ? -1 : 1) * Infinity)
+  } else {
+    m = m + Math.pow(2, mLen)
+    e = e - eBias
+  }
+  return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
+}
+
+exports.write = function (buffer, value, offset, isLE, mLen, nBytes) {
+  var e, m, c
+  var eLen = nBytes * 8 - mLen - 1
+  var eMax = (1 << eLen) - 1
+  var eBias = eMax >> 1
+  var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0)
+  var i = isLE ? 0 : (nBytes - 1)
+  var d = isLE ? 1 : -1
+  var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0
+
+  value = Math.abs(value)
+
+  if (isNaN(value) || value === Infinity) {
+    m = isNaN(value) ? 1 : 0
+    e = eMax
+  } else {
+    e = Math.floor(Math.log(value) / Math.LN2)
+    if (value * (c = Math.pow(2, -e)) < 1) {
+      e--
+      c *= 2
+    }
+    if (e + eBias >= 1) {
+      value += rt / c
+    } else {
+      value += rt * Math.pow(2, 1 - eBias)
+    }
+    if (value * c >= 2) {
+      e++
+      c /= 2
+    }
+
+    if (e + eBias >= eMax) {
+      m = 0
+      e = eMax
+    } else if (e + eBias >= 1) {
+      m = (value * c - 1) * Math.pow(2, mLen)
+      e = e + eBias
+    } else {
+      m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen)
+      e = 0
+    }
+  }
+
+  for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}
+
+  e = (e << mLen) | m
+  eLen += mLen
+  for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}
+
+  buffer[offset + i - d] |= s * 128
+}
+
+},{}],5:[function(require,module,exports){
+
+/**
+ * isArray
+ */
+
+var isArray = Array.isArray;
+
+/**
+ * toString
+ */
+
+var str = Object.prototype.toString;
+
+/**
+ * Whether or not the given `val`
+ * is an array.
+ *
+ * example:
+ *
+ *        isArray([]);
+ *        // > true
+ *        isArray(arguments);
+ *        // > false
+ *        isArray('');
+ *        // > false
+ *
+ * @param {mixed} val
+ * @return {bool}
+ */
+
+module.exports = isArray || function (val) {
+  return !! val && '[object Array]' == str.call(val);
+};
+
+},{}],6:[function(require,module,exports){
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+function EventEmitter() {
+  this._events = this._events || {};
+  this._maxListeners = this._maxListeners || undefined;
+}
+module.exports = EventEmitter;
+
+// Backwards-compat with node 0.10.x
+EventEmitter.EventEmitter = EventEmitter;
+
+EventEmitter.prototype._events = undefined;
+EventEmitter.prototype._maxListeners = undefined;
+
+// By default EventEmitters will print a warning if more than 10 listeners are
+// added to it. This is a useful default which helps finding memory leaks.
+EventEmitter.defaultMaxListeners = 10;
+
+// Obviously not all Emitters should be limited to 10. This function allows
+// that to be increased. Set to zero for unlimited.
+EventEmitter.prototype.setMaxListeners = function(n) {
+  if (!isNumber(n) || n < 0 || isNaN(n))
+    throw TypeError('n must be a positive number');
+  this._maxListeners = n;
+  return this;
+};
+
+EventEmitter.prototype.emit = function(type) {
+  var er, handler, len, args, i, listeners;
+
+  if (!this._events)
+    this._events = {};
+
+  // If there is no 'error' event listener then throw.
+  if (type === 'error') {
+    if (!this._events.error ||
+        (isObject(this._events.error) && !this._events.error.length)) {
+      er = arguments[1];
+      if (er instanceof Error) {
+        throw er; // Unhandled 'error' event
+      }
+      throw TypeError('Uncaught, unspecified "error" event.');
+    }
+  }
+
+  handler = this._events[type];
+
+  if (isUndefined(handler))
+    return false;
+
+  if (isFunction(handler)) {
+    switch (arguments.length) {
+      // fast cases
+      case 1:
+        handler.call(this);
+        break;
+      case 2:
+        handler.call(this, arguments[1]);
+        break;
+      case 3:
+        handler.call(this, arguments[1], arguments[2]);
+        break;
+      // slower
+      default:
+        len = arguments.length;
+        args = new Array(len - 1);
+        for (i = 1; i < len; i++)
+          args[i - 1] = arguments[i];
+        handler.apply(this, args);
+    }
+  } else if (isObject(handler)) {
+    len = arguments.length;
+    args = new Array(len - 1);
+    for (i = 1; i < len; i++)
+      args[i - 1] = arguments[i];
+
+    listeners = handler.slice();
+    len = listeners.length;
+    for (i = 0; i < len; i++)
+      listeners[i].apply(this, args);
+  }
+
+  return true;
+};
+
+EventEmitter.prototype.addListener = function(type, listener) {
+  var m;
+
+  if (!isFunction(listener))
+    throw TypeError('listener must be a function');
+
+  if (!this._events)
+    this._events = {};
+
+  // To avoid recursion in the case that type === "newListener"! Before
+  // adding it to the listeners, first emit "newListener".
+  if (this._events.newListener)
+    this.emit('newListener', type,
+              isFunction(listener.listener) ?
+              listener.listener : listener);
+
+  if (!this._events[type])
+    // Optimize the case of one listener. Don't need the extra array object.
+    this._events[type] = listener;
+  else if (isObject(this._events[type]))
+    // If we've already got an array, just append.
+    this._events[type].push(listener);
+  else
+    // Adding the second element, need to change to array.
+    this._events[type] = [this._events[type], listener];
+
+  // Check for listener leak
+  if (isObject(this._events[type]) && !this._events[type].warned) {
+    var m;
+    if (!isUndefined(this._maxListeners)) {
+      m = this._maxListeners;
+    } else {
+      m = EventEmitter.defaultMaxListeners;
+    }
+
+    if (m && m > 0 && this._events[type].length > m) {
+      this._events[type].warned = true;
+      console.error('(node) warning: possible EventEmitter memory ' +
+                    'leak detected. %d listeners added. ' +
+                    'Use emitter.setMaxListeners() to increase limit.',
+                    this._events[type].length);
+      if (typeof console.trace === 'function') {
+        // not supported in IE 10
+        console.trace();
+      }
+    }
+  }
+
+  return this;
+};
+
+EventEmitter.prototype.on = EventEmitter.prototype.addListener;
+
+EventEmitter.prototype.once = function(type, listener) {
+  if (!isFunction(listener))
+    throw TypeError('listener must be a function');
+
+  var fired = false;
+
+  function g() {
+    this.removeListener(type, g);
+
+    if (!fired) {
+      fired = true;
+      listener.apply(this, arguments);
+    }
+  }
+
+  g.listener = listener;
+  this.on(type, g);
+
+  return this;
+};
+
+// emits a 'removeListener' event iff the listener was removed
+EventEmitter.prototype.removeListener = function(type, listener) {
+  var list, position, length, i;
+
+  if (!isFunction(listener))
+    throw TypeError('listener must be a function');
+
+  if (!this._events || !this._events[type])
+    return this;
+
+  list = this._events[type];
+  length = list.length;
+  position = -1;
+
+  if (list === listener ||
+      (isFunction(list.listener) && list.listener === listener)) {
+    delete this._events[type];
+    if (this._events.removeListener)
+      this.emit('removeListener', type, listener);
+
+  } else if (isObject(list)) {
+    for (i = length; i-- > 0;) {
+      if (list[i] === listener ||
+          (list[i].listener && list[i].listener === listener)) {
+        position = i;
+        break;
+      }
+    }
+
+    if (position < 0)
+      return this;
+
+    if (list.length === 1) {
+      list.length = 0;
+      delete this._events[type];
+    } else {
+      list.splice(position, 1);
+    }
+
+    if (this._events.removeListener)
+      this.emit('removeListener', type, listener);
+  }
+
+  return this;
+};
+
+EventEmitter.prototype.removeAllListeners = function(type) {
+  var key, listeners;
+
+  if (!this._events)
+    return this;
+
+  // not listening for removeListener, no need to emit
+  if (!this._events.removeListener) {
+    if (arguments.length === 0)
+      this._events = {};
+    else if (this._events[type])
+      delete this._events[type];
+    return this;
+  }
+
+  // emit removeListener for all listeners on all events
+  if (arguments.length === 0) {
+    for (key in this._events) {
+      if (key === 'removeListener') continue;
+      this.removeAllListeners(key);
+    }
+    this.removeAllListeners('removeListener');
+    this._events = {};
+    return this;
+  }
+
+  listeners = this._events[type];
+
+  if (isFunction(listeners)) {
+    this.removeListener(type, listeners);
+  } else {
+    // LIFO order
+    while (listeners.length)
+      this.removeListener(type, listeners[listeners.length - 1]);
+  }
+  delete this._events[type];
+
+  return this;
+};
+
+EventEmitter.prototype.listeners = function(type) {
+  var ret;
+  if (!this._events || !this._events[type])
+    ret = [];
+  else if (isFunction(this._events[type]))
+    ret = [this._events[type]];
+  else
+    ret = this._events[type].slice();
+  return ret;
+};
+
+EventEmitter.listenerCount = function(emitter, type) {
+  var ret;
+  if (!emitter._events || !emitter._events[type])
+    ret = 0;
+  else if (isFunction(emitter._events[type]))
+    ret = 1;
+  else
+    ret = emitter._events[type].length;
+  return ret;
+};
+
+function isFunction(arg) {
+  return typeof arg === 'function';
+}
+
+function isNumber(arg) {
+  return typeof arg === 'number';
+}
+
+function isObject(arg) {
+  return typeof arg === 'object' && arg !== null;
+}
+
+function isUndefined(arg) {
+  return arg === void 0;
+}
+
+},{}],7:[function(require,module,exports){
+if (typeof Object.create === 'function') {
+  // implementation from standard node.js 'util' module
+  module.exports = function inherits(ctor, superCtor) {
+    ctor.super_ = superCtor
+    ctor.prototype = Object.create(superCtor.prototype, {
+      constructor: {
+        value: ctor,
+        enumerable: false,
+        writable: true,
+        configurable: true
+      }
+    });
+  };
+} else {
+  // old school shim for old browsers
+  module.exports = function inherits(ctor, superCtor) {
+    ctor.super_ = superCtor
+    var TempCtor = function () {}
+    TempCtor.prototype = superCtor.prototype
+    ctor.prototype = new TempCtor()
+    ctor.prototype.constructor = ctor
+  }
+}
+
+},{}],8:[function(require,module,exports){
+/**
+ * Determine if an object is Buffer
+ *
+ * Author:   Feross Aboukhadijeh <feross at feross.org> <http://feross.org>
+ * License:  MIT
+ *
+ * `npm install is-buffer`
+ */
+
+module.exports = function (obj) {
+  return !!(obj != null &&
+    (obj._isBuffer || // For Safari 5-7 (missing Object.prototype.constructor)
+      (obj.constructor &&
+      typeof obj.constructor.isBuffer === 'function' &&
+      obj.constructor.isBuffer(obj))
+    ))
+}
+
+},{}],9:[function(require,module,exports){
+module.exports = Array.isArray || function (arr) {
+  return Object.prototype.toString.call(arr) == '[object Array]';
+};
+
+},{}],10:[function(require,module,exports){
+// shim for using process in browser
+
+var process = module.exports = {};
+var queue = [];
+var draining = false;
+var currentQueue;
+var queueIndex = -1;
+
+function cleanUpNextTick() {
+    draining = false;
+    if (currentQueue.length) {
+        queue = currentQueue.concat(queue);
+    } else {
+        queueIndex = -1;
+    }
+    if (queue.length) {
+        drainQueue();
+    }
+}
+
+function drainQueue() {
+    if (draining) {
+        return;
+    }
+    var timeout = setTimeout(cleanUpNextTick);
+    draining = true;
+
+    var len = queue.length;
+    while(len) {
+        currentQueue = queue;
+        queue = [];
+        while (++queueIndex < len) {
+            if (currentQueue) {
+                currentQueue[queueIndex].run();
+            }
+        }
+        queueIndex = -1;
+        len = queue.length;
+    }
+    currentQueue = null;
+    draining = false;
+    clearTimeout(timeout);
+}
+
+process.nextTick = function (fun) {
+    var args = new Array(arguments.length - 1);
+    if (arguments.length > 1) {
+        for (var i = 1; i < arguments.length; i++) {
+            args[i - 1] = arguments[i];
+        }
+    }
+    queue.push(new Item(fun, args));
+    if (queue.length === 1 && !draining) {
+        setTimeout(drainQueue, 0);
+    }
+};
+
+// v8 likes predictible objects
+function Item(fun, array) {
+    this.fun = fun;
+    this.array = array;
+}
+Item.prototype.run = function () {
+    this.fun.apply(null, this.array);
+};
+process.title = 'browser';
+process.browser = true;
+process.env = {};
+process.argv = [];
+process.version = ''; // empty string to avoid regexp issues
+process.versions = {};
+
+function noop() {}
+
+process.on = noop;
+process.addListener = noop;
+process.once = noop;
+process.off = noop;
+process.removeListener = noop;
+process.removeAllListeners = noop;
+process.emit = noop;
+
+process.binding = function (name) {
+    throw new Error('process.binding is not supported');
+};
+
+process.cwd = function () { return '/' };
+process.chdir = function (dir) {
+    throw new Error('process.chdir is not supported');
+};
+process.umask = function() { return 0; };
+
+},{}],11:[function(require,module,exports){
+(function (global){
+/*! https://mths.be/punycode v1.3.2 by @mathias */
+;(function(root) {
+
+	/** Detect free variables */
+	var freeExports = typeof exports == 'object' && exports &&
+		!exports.nodeType && exports;
+	var freeModule = typeof module == 'object' && module &&
+		!module.nodeType && module;
+	var freeGlobal = typeof global == 'object' && global;
+	if (
+		freeGlobal.global === freeGlobal ||
+		freeGlobal.window === freeGlobal ||
+		freeGlobal.self === freeGlobal
+	) {
+		root = freeGlobal;
+	}
+
+	/**
+	 * The `punycode` object.
+	 * @name punycode
+	 * @type Object
+	 */
+	var punycode,
+
+	/** Highest positive signed 32-bit float value */
+	maxInt = 2147483647, // aka. 0x7FFFFFFF or 2^31-1
+
+	/** Bootstring parameters */
+	base = 36,
+	tMin = 1,
+	tMax = 26,
+	skew = 38,
+	damp = 700,
+	initialBias = 72,
+	initialN = 128, // 0x80
+	delimiter = '-', // '\x2D'
+
+	/** Regular expressions */
+	regexPunycode = /^xn--/,
+	regexNonASCII = /[^\x20-\x7E]/, // unprintable ASCII chars + non-ASCII chars
+	regexSeparators = /[\x2E\u3002\uFF0E\uFF61]/g, // RFC 3490 separators
+
+	/** Error messages */
+	errors = {
+		'overflow': 'Overflow: input needs wider integers to process',
+		'not-basic': 'Illegal input >= 0x80 (not a basic code point)',
+		'invalid-input': 'Invalid input'
+	},
+
+	/** Convenience shortcuts */
+	baseMinusTMin = base - tMin,
+	floor = Math.floor,
+	stringFromCharCode = String.fromCharCode,
+
+	/** Temporary variable */
+	key;
+
+	/*--------------------------------------------------------------------------*/
+
+	/**
+	 * A generic error utility function.
+	 * @private
+	 * @param {String} type The error type.
+	 * @returns {Error} Throws a `RangeError` with the applicable error message.
+	 */
+	function error(type) {
+		throw RangeError(errors[type]);
+	}
+
+	/**
+	 * A generic `Array#map` utility function.
+	 * @private
+	 * @param {Array} array The array to iterate over.
+	 * @param {Function} callback The function that gets called for every array
+	 * item.
+	 * @returns {Array} A new array of values returned by the callback function.
+	 */
+	function map(array, fn) {
+		var length = array.length;
+		var result = [];
+		while (length--) {
+			result[length] = fn(array[length]);
+		}
+		return result;
+	}
+
+	/**
+	 * A simple `Array#map`-like wrapper to work with domain name strings or email
+	 * addresses.
+	 * @private
+	 * @param {String} domain The domain name or email address.
+	 * @param {Function} callback The function that gets called for every
+	 * character.
+	 * @returns {Array} A new string of characters returned by the callback
+	 * function.
+	 */
+	function mapDomain(string, fn) {
+		var parts = string.split('@');
+		var result = '';
+		if (parts.length > 1) {
+			// In email addresses, only the domain name should be punycoded. Leave
+			// the local part (i.e. everything up to `@`) intact.
+			result = parts[0] + '@';
+			string = parts[1];
+		}
+		// Avoid `split(regex)` for IE8 compatibility. See #17.
+		string = string.replace(regexSeparators, '\x2E');
+		var labels = string.split('.');
+		var encoded = map(labels, fn).join('.');
+		return result + encoded;
+	}
+
+	/**
+	 * Creates an array containing the numeric code points of each Unicode
+	 * character in the string. While JavaScript uses UCS-2 internally,
+	 * this function will convert a pair of surrogate halves (each of which
+	 * UCS-2 exposes as separate characters) into a single code point,
+	 * matching UTF-16.
+	 * @see `punycode.ucs2.encode`
+	 * @see <https://mathiasbynens.be/notes/javascript-encoding>
+	 * @memberOf punycode.ucs2
+	 * @name decode
+	 * @param {String} string The Unicode input string (UCS-2).
+	 * @returns {Array} The new array of code points.
+	 */
+	function ucs2decode(string) {
+		var output = [],
+		    counter = 0,
+		    length = string.length,
+		    value,
+		    extra;
+		while (counter < length) {
+			value = string.charCodeAt(counter++);
+			if (value >= 0xD800 && value <= 0xDBFF && counter < length) {
+				// high surrogate, and there is a next character
+				extra = string.charCodeAt(counter++);
+				if ((extra & 0xFC00) == 0xDC00) { // low surrogate
+					output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);
+				} else {
+					// unmatched surrogate; only append this code unit, in case the next
+					// code unit is the high surrogate of a surrogate pair
+					output.push(value);
+					counter--;
+				}
+			} else {
+				output.push(value);
+			}
+		}
+		return output;
+	}
+
+	/**
+	 * Creates a string based on an array of numeric code points.
+	 * @see `punycode.ucs2.decode`
+	 * @memberOf punycode.ucs2
+	 * @name encode
+	 * @param {Array} codePoints The array of numeric code points.
+	 * @returns {String} The new Unicode string (UCS-2).
+	 */
+	function ucs2encode(array) {
+		return map(array, function(value) {
+			var output = '';
+			if (value > 0xFFFF) {
+				value -= 0x10000;
+				output += stringFromCharCode(value >>> 10 & 0x3FF | 0xD800);
+				value = 0xDC00 | value & 0x3FF;
+			}
+			output += stringFromCharCode(value);
+			return output;
+		}).join('');
+	}
+
+	/**
+	 * Converts a basic code point into a digit/integer.
+	 * @see `digitToBasic()`
+	 * @private
+	 * @param {Number} codePoint The basic numeric code point value.
+	 * @returns {Number} The numeric value of a basic code point (for use in
+	 * representing integers) in the range `0` to `base - 1`, or `base` if
+	 * the code point does not represent a value.
+	 */
+	function basicToDigit(codePoint) {
+		if (codePoint - 48 < 10) {
+			return codePoint - 22;
+		}
+		if (codePoint - 65 < 26) {
+			return codePoint - 65;
+		}
+		if (codePoint - 97 < 26) {
+			return codePoint - 97;
+		}
+		return base;
+	}
+
+	/**
+	 * Converts a digit/integer into a basic code point.
+	 * @see `basicToDigit()`
+	 * @private
+	 * @param {Number} digit The numeric value of a basic code point.
+	 * @returns {Number} The basic code point whose value (when used for
+	 * representing integers) is `digit`, which needs to be in the range
+	 * `0` to `base - 1`. If `flag` is non-zero, the uppercase form is
+	 * used; else, the lowercase form is used. The behavior is undefined
+	 * if `flag` is non-zero and `digit` has no uppercase form.
+	 */
+	function digitToBasic(digit, flag) {
+		//  0..25 map to ASCII a..z or A..Z
+		// 26..35 map to ASCII 0..9
+		return digit + 22 + 75 * (digit < 26) - ((flag != 0) << 5);
+	}
+
+	/**
+	 * Bias adaptation function as per section 3.4 of RFC 3492.
+	 * http://tools.ietf.org/html/rfc3492#section-3.4
+	 * @private
+	 */
+	function adapt(delta, numPoints, firstTime) {
+		var k = 0;
+		delta = firstTime ? floor(delta / damp) : delta >> 1;
+		delta += floor(delta / numPoints);
+		for (/* no initialization */; delta > baseMinusTMin * tMax >> 1; k += base) {
+			delta = floor(delta / baseMinusTMin);
+		}
+		return floor(k + (baseMinusTMin + 1) * delta / (delta + skew));
+	}
+
+	/**
+	 * Converts a Punycode string of ASCII-only symbols to a string of Unicode
+	 * symbols.
+	 * @memberOf punycode
+	 * @param {String} input The Punycode string of ASCII-only symbols.
+	 * @returns {String} The resulting string of Unicode symbols.
+	 */
+	function decode(input) {
+		// Don't use UCS-2
+		var output = [],
+		    inputLength = input.length,
+		    out,
+		    i = 0,
+		    n = initialN,
+		    bias = initialBias,
+		    basic,
+		    j,
+		    index,
+		    oldi,
+		    w,
+		    k,
+		    digit,
+		    t,
+		    /** Cached calculation results */
+		    baseMinusT;
+
+		// Handle the basic code points: let `basic` be the number of input code
+		// points before the last delimiter, or `0` if there is none, then copy
+		// the first basic code points to the output.
+
+		basic = input.lastIndexOf(delimiter);
+		if (basic < 0) {
+			basic = 0;
+		}
+
+		for (j = 0; j < basic; ++j) {
+			// if it's not a basic code point
+			if (input.charCodeAt(j) >= 0x80) {
+				error('not-basic');
+			}
+			output.push(input.charCodeAt(j));
+		}
+
+		// Main decoding loop: start just after the last delimiter if any basic code
+		// points were copied; start at the beginning otherwise.
+
+		for (index = basic > 0 ? basic + 1 : 0; index < inputLength; /* no final expression */) {
+
+			// `index` is the index of the next character to be consumed.
+			// Decode a generalized variable-length integer into `delta`,
+			// which gets added to `i`. The overflow checking is easier
+			// if we increase `i` as we go, then subtract off its starting
+			// value at the end to obtain `delta`.
+			for (oldi = i, w = 1, k = base; /* no condition */; k += base) {
+
+				if (index >= inputLength) {
+					error('invalid-input');
+				}
+
+				digit = basicToDigit(input.charCodeAt(index++));
+
+				if (digit >= base || digit > floor((maxInt - i) / w)) {
+					error('overflow');
+				}
+
+				i += digit * w;
+				t = k <= bias ? tMin : (k >= bias + tMax ? tMax : k - bias);
+
+				if (digit < t) {
+					break;
+				}
+
+				baseMinusT = base - t;
+				if (w > floor(maxInt / baseMinusT)) {
+					error('overflow');
+				}
+
+				w *= baseMinusT;
+
+			}
+
+			out = output.length + 1;
+			bias = adapt(i - oldi, out, oldi == 0);
+
+			// `i` was supposed to wrap around from `out` to `0`,
+			// incrementing `n` each time, so we'll fix that now:
+			if (floor(i / out) > maxInt - n) {
+				error('overflow');
+			}
+
+			n += floor(i / out);
+			i %= out;
+
+			// Insert `n` at position `i` of the output
+			output.splice(i++, 0, n);
+
+		}
+
+		return ucs2encode(output);
+	}
+
+	/**
+	 * Converts a string of Unicode symbols (e.g. a domain name label) to a
+	 * Punycode string of ASCII-only symbols.
+	 * @memberOf punycode
+	 * @param {String} input The string of Unicode symbols.
+	 * @returns {String} The resulting Punycode string of ASCII-only symbols.
+	 */
+	function encode(input) {
+		var n,
+		    delta,
+		    handledCPCount,
+		    basicLength,
+		    bias,
+		    j,
+		    m,
+		    q,
+		    k,
+		    t,
+		    currentValue,
+		    output = [],
+		    /** `inputLength` will hold the number of code points in `input`. */
+		    inputLength,
+		    /** Cached calculation results */
+		    handledCPCountPlusOne,
+		    baseMinusT,
+		    qMinusT;
+
+		// Convert the input in UCS-2 to Unicode
+		input = ucs2decode(input);
+
+		// Cache the length
+		inputLength = input.length;
+
+		// Initialize the state
+		n = initialN;
+		delta = 0;
+		bias = initialBias;
+
+		// Handle the basic code points
+		for (j = 0; j < inputLength; ++j) {
+			currentValue = input[j];
+			if (currentValue < 0x80) {
+				output.push(stringFromCharCode(currentValue));
+			}
+		}
+
+		handledCPCount = basicLength = output.length;
+
+		// `handledCPCount` is the number of code points that have been handled;
+		// `basicLength` is the number of basic code points.
+
+		// Finish the basic string - if it is not empty - with a delimiter
+		if (basicLength) {
+			output.push(delimiter);
+		}
+
+		// Main encoding loop:
+		while (handledCPCount < inputLength) {
+
+			// All non-basic code points < n have been handled already. Find the next
+			// larger one:
+			for (m = maxInt, j = 0; j < inputLength; ++j) {
+				currentValue = input[j];
+				if (currentValue >= n && currentValue < m) {
+					m = currentValue;
+				}
+			}
+
+			// Increase `delta` enough to advance the decoder's <n,i> state to <m,0>,
+			// but guard against overflow
+			handledCPCountPlusOne = handledCPCount + 1;
+			if (m - n > floor((maxInt - delta) / handledCPCountPlusOne)) {
+				error('overflow');
+			}
+
+			delta += (m - n) * handledCPCountPlusOne;
+			n = m;
+
+			for (j = 0; j < inputLength; ++j) {
+				currentValue = input[j];
+
+				if (currentValue < n && ++delta > maxInt) {
+					error('overflow');
+				}
+
+				if (currentValue == n) {
+					// Represent delta as a generalized variable-length integer
+					for (q = delta, k = base; /* no condition */; k += base) {
+						t = k <= bias ? tMin : (k >= bias + tMax ? tMax : k - bias);
+						if (q < t) {
+							break;
+						}
+						qMinusT = q - t;
+						baseMinusT = base - t;
+						output.push(
+							stringFromCharCode(digitToBasic(t + qMinusT % baseMinusT, 0))
+						);
+						q = floor(qMinusT / baseMinusT);
+					}
+
+					output.push(stringFromCharCode(digitToBasic(q, 0)));
+					bias = adapt(delta, handledCPCountPlusOne, handledCPCount == basicLength);
+					delta = 0;
+					++handledCPCount;
+				}
+			}
+
+			++delta;
+			++n;
+
+		}
+		return output.join('');
+	}
+
+	/**
+	 * Converts a Punycode string representing a domain name or an email address
+	 * to Unicode. Only the Punycoded parts of the input will be converted, i.e.
+	 * it doesn't matter if you call it on a string that has already been
+	 * converted to Unicode.
+	 * @memberOf punycode
+	 * @param {String} input The Punycoded domain name or email address to
+	 * convert to Unicode.
+	 * @returns {String} The Unicode representation of the given Punycode
+	 * string.
+	 */
+	function toUnicode(input) {
+		return mapDomain(input, function(string) {
+			return regexPunycode.test(string)
+				? decode(string.slice(4).toLowerCase())
+				: string;
+		});
+	}
+
+	/**
+	 * Converts a Unicode string representing a domain name or an email address to
+	 * Punycode. Only the non-ASCII parts of the domain name will be converted,
+	 * i.e. it doesn't matter if you call it with a domain that's already in
+	 * ASCII.
+	 * @memberOf punycode
+	 * @param {String} input The domain name or email address to convert, as a
+	 * Unicode string.
+	 * @returns {String} The Punycode representation of the given domain name or
+	 * email address.
+	 */
+	function toASCII(input) {
+		return mapDomain(input, function(string) {
+			return regexNonASCII.test(string)
+				? 'xn--' + encode(string)
+				: string;
+		});
+	}
+
+	/*--------------------------------------------------------------------------*/
+
+	/** Define the public API */
+	punycode = {
+		/**
+		 * A string representing the current Punycode.js version number.
+		 * @memberOf punycode
+		 * @type String
+		 */
+		'version': '1.3.2',
+		/**
+		 * An object of methods to convert from JavaScript's internal character
+		 * representation (UCS-2) to Unicode code points, and back.
+		 * @see <https://mathiasbynens.be/notes/javascript-encoding>
+		 * @memberOf punycode
+		 * @type Object
+		 */
+		'ucs2': {
+			'decode': ucs2decode,
+			'encode': ucs2encode
+		},
+		'decode': decode,
+		'encode': encode,
+		'toASCII': toASCII,
+		'toUnicode': toUnicode
+	};
+
+	/** Expose `punycode` */
+	// Some AMD build optimizers, like r.js, check for specific condition patterns
+	// like the following:
+	if (
+		typeof define == 'function' &&
+		typeof define.amd == 'object' &&
+		define.amd
+	) {
+		define('punycode', function() {
+			return punycode;
+		});
+	} else if (freeExports && freeModule) {
+		if (module.exports == freeExports) { // in Node.js or RingoJS v0.8.0+
+			freeModule.exports = punycode;
+		} else { // in Narwhal or RingoJS v0.7.0-
+			for (key in punycode) {
+				punycode.hasOwnProperty(key) && (freeExports[key] = punycode[key]);
+			}
+		}
+	} else { // in Rhino or a web browser
+		root.punycode = punycode;
+	}
+
+}(this));
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{}],12:[function(require,module,exports){
+module.exports = require("./lib/_stream_duplex.js")
+
+},{"./lib/_stream_duplex.js":13}],13:[function(require,module,exports){
+// a duplex stream is just a stream that is both readable and writable.
+// Since JS doesn't have multiple prototypal inheritance, this class
+// prototypally inherits from Readable, and then parasitically from
+// Writable.
+
+'use strict';
+
+/*<replacement>*/
+var objectKeys = Object.keys || function (obj) {
+  var keys = [];
+  for (var key in obj) keys.push(key);
+  return keys;
+}
+/*</replacement>*/
+
+
+module.exports = Duplex;
+
+/*<replacement>*/
+var processNextTick = require('process-nextick-args');
+/*</replacement>*/
+
+
+
+/*<replacement>*/
+var util = require('core-util-is');
+util.inherits = require('inherits');
+/*</replacement>*/
+
+var Readable = require('./_stream_readable');
+var Writable = require('./_stream_writable');
+
+util.inherits(Duplex, Readable);
+
+var keys = objectKeys(Writable.prototype);
+for (var v = 0; v < keys.length; v++) {
+  var method = keys[v];
+  if (!Duplex.prototype[method])
+    Duplex.prototype[method] = Writable.prototype[method];
+}
+
+function Duplex(options) {
+  if (!(this instanceof Duplex))
+    return new Duplex(options);
+
+  Readable.call(this, options);
+  Writable.call(this, options);
+
+  if (options && options.readable === false)
+    this.readable = false;
+
+  if (options && options.writable === false)
+    this.writable = false;
+
+  this.allowHalfOpen = true;
+  if (options && options.allowHalfOpen === false)
+    this.allowHalfOpen = false;
+
+  this.once('end', onend);
+}
+
+// the no-half-open enforcer
+function onend() {
+  // if we allow half-open state, or if the writable side ended,
+  // then we're ok.
+  if (this.allowHalfOpen || this._writableState.ended)
+    return;
+
+  // no more data can be written.
+  // But allow more writes to happen in this tick.
+  processNextTick(onEndNT, this);
+}
+
+function onEndNT(self) {
+  self.end();
+}
+
+function forEach (xs, f) {
+  for (var i = 0, l = xs.length; i < l; i++) {
+    f(xs[i], i);
+  }
+}
+
+},{"./_stream_readable":15,"./_stream_writable":17,"core-util-is":18,"inherits":7,"process-nextick-args":19}],14:[function(require,module,exports){
+// a passthrough stream.
+// basically just the most minimal sort of Transform stream.
+// Every written chunk gets output as-is.
+
+'use strict';
+
+module.exports = PassThrough;
+
+var Transform = require('./_stream_transform');
+
+/*<replacement>*/
+var util = require('core-util-is');
+util.inherits = require('inherits');
+/*</replacement>*/
+
+util.inherits(PassThrough, Transform);
+
+function PassThrough(options) {
+  if (!(this instanceof PassThrough))
+    return new PassThrough(options);
+
+  Transform.call(this, options);
+}
+
+PassThrough.prototype._transform = function(chunk, encoding, cb) {
+  cb(null, chunk);
+};
+
+},{"./_stream_transform":16,"core-util-is":18,"inherits":7}],15:[function(require,module,exports){
+(function (process){
+'use strict';
+
+module.exports = Readable;
+
+/*<replacement>*/
+var processNextTick = require('process-nextick-args');
+/*</replacement>*/
+
+
+/*<replacement>*/
+var isArray = require('isarray');
+/*</replacement>*/
+
+
+/*<replacement>*/
+var Buffer = require('buffer').Buffer;
+/*</replacement>*/
+
+Readable.ReadableState = ReadableState;
+
+var EE = require('events');
+
+/*<replacement>*/
+var EElistenerCount = function(emitter, type) {
+  return emitter.listeners(type).length;
+};
+/*</replacement>*/
+
+
+
+/*<replacement>*/
+var Stream;
+(function (){try{
+  Stream = require('st' + 'ream');
+}catch(_){}finally{
+  if (!Stream)
+    Stream = require('events').EventEmitter;
+}}())
+/*</replacement>*/
+
+var Buffer = require('buffer').Buffer;
+
+/*<replacement>*/
+var util = require('core-util-is');
+util.inherits = require('inherits');
+/*</replacement>*/
+
+
+
+/*<replacement>*/
+var debugUtil = require('util');
+var debug;
+if (debugUtil && debugUtil.debuglog) {
+  debug = debugUtil.debuglog('stream');
+} else {
+  debug = function () {};
+}
+/*</replacement>*/
+
+var StringDecoder;
+
+util.inherits(Readable, Stream);
+
+function ReadableState(options, stream) {
+  var Duplex = require('./_stream_duplex');
+
+  options = options || {};
+
+  // object stream flag. Used to make read(n) ignore n and to
+  // make all the buffer merging and length checks go away
+  this.objectMode = !!options.objectMode;
+
+  if (stream instanceof Duplex)
+    this.objectMode = this.objectMode || !!options.readableObjectMode;
+
+  // the point at which it stops calling _read() to fill the buffer
+  // Note: 0 is a valid value, means "don't call _read preemptively ever"
+  var hwm = options.highWaterMark;
+  var defaultHwm = this.objectMode ? 16 : 16 * 1024;
+  this.highWaterMark = (hwm || hwm === 0) ? hwm : defaultHwm;
+
+  // cast to ints.
+  this.highWaterMark = ~~this.highWaterMark;
+
+  this.buffer = [];
+  this.length = 0;
+  this.pipes = null;
+  this.pipesCount = 0;
+  this.flowing = null;
+  this.ended = false;
+  this.endEmitted = false;
+  this.reading = false;
+
+  // a flag to be able to tell if the onwrite cb is called immediately,
+  // or on a later tick.  We set this to true at first, because any
+  // actions that shouldn't happen until "later" should generally also
+  // not happen before the first write call.
+  this.sync = true;
+
+  // whenever we return null, then we set a flag to say
+  // that we're awaiting a 'readable' event emission.
+  this.needReadable = false;
+  this.emittedReadable = false;
+  this.readableListening = false;
+
+  // Crypto is kind of old and crusty.  Historically, its default string
+  // encoding is 'binary' so we have to make this configurable.
+  // Everything else in the universe uses 'utf8', though.
+  this.defaultEncoding = options.defaultEncoding || 'utf8';
+
+  // when piping, we only care about 'readable' events that happen
+  // after read()ing all the bytes and not getting any pushback.
+  this.ranOut = false;
+
+  // the number of writers that are awaiting a drain event in .pipe()s
+  this.awaitDrain = 0;
+
+  // if true, a maybeReadMore has been scheduled
+  this.readingMore = false;
+
+  this.decoder = null;
+  this.encoding = null;
+  if (options.encoding) {
+    if (!StringDecoder)
+      StringDecoder = require('string_decoder/').StringDecoder;
+    this.decoder = new StringDecoder(options.encoding);
+    this.encoding = options.encoding;
+  }
+}
+
+function Readable(options) {
+  var Duplex = require('./_stream_duplex');
+
+  if (!(this instanceof Readable))
+    return new Readable(options);
+
+  this._readableState = new ReadableState(options, this);
+
+  // legacy
+  this.readable = true;
+
+  if (options && typeof options.read === 'function')
+    this._read = options.read;
+
+  Stream.call(this);
+}
+
+// Manually shove something into the read() buffer.
+// This returns true if the highWaterMark has not been hit yet,
+// similar to how Writable.write() returns true if you should
+// write() some more.
+Readable.prototype.push = function(chunk, encoding) {
+  var state = this._readableState;
+
+  if (!state.objectMode && typeof chunk === 'string') {
+    encoding = encoding || state.defaultEncoding;
+    if (encoding !== state.encoding) {
+      chunk = new Buffer(chunk, encoding);
+      encoding = '';
+    }
+  }
+
+  return readableAddChunk(this, state, chunk, encoding, false);
+};
+
+// Unshift should *always* be something directly out of read()
+Readable.prototype.unshift = function(chunk) {
+  var state = this._readableState;
+  return readableAddChunk(this, state, chunk, '', true);
+};
+
+Readable.prototype.isPaused = function() {
+  return this._readableState.flowing === false;
+};
+
+function readableAddChunk(stream, state, chunk, encoding, addToFront) {
+  var er = chunkInvalid(state, chunk);
+  if (er) {
+    stream.emit('error', er);
+  } else if (chunk === null) {
+    state.reading = false;
+    onEofChunk(stream, state);
+  } else if (state.objectMode || chunk && chunk.length > 0) {
+    if (state.ended && !addToFront) {
+      var e = new Error('stream.push() after EOF');
+      stream.emit('error', e);
+    } else if (state.endEmitted && addToFront) {
+      var e = new Error('stream.unshift() after end event');
+      stream.emit('error', e);
+    } else {
+      if (state.decoder && !addToFront && !encoding)
+        chunk = state.decoder.write(chunk);
+
+      if (!addToFront)
+        state.reading = false;
+
+      // if we want the data now, just emit it.
+      if (state.flowing && state.length === 0 && !state.sync) {
+        stream.emit('data', chunk);
+        stream.read(0);
+      } else {
+        // update the buffer info.
+        state.length += state.objectMode ? 1 : chunk.length;
+        if (addToFront)
+          state.buffer.unshift(chunk);
+        else
+          state.buffer.push(chunk);
+
+        if (state.needReadable)
+          emitReadable(stream);
+      }
+
+      maybeReadMore(stream, state);
+    }
+  } else if (!addToFront) {
+    state.reading = false;
+  }
+
+  return needMoreData(state);
+}
+
+
+// if it's past the high water mark, we can push in some more.
+// Also, if we have no data yet, we can stand some
+// more bytes.  This is to work around cases where hwm=0,
+// such as the repl.  Also, if the push() triggered a
+// readable event, and the user called read(largeNumber) such that
+// needReadable was set, then we ought to push more, so that another
+// 'readable' event will be triggered.
+function needMoreData(state) {
+  return !state.ended &&
+         (state.needReadable ||
+          state.length < state.highWaterMark ||
+          state.length === 0);
+}
+
+// backwards compatibility.
+Readable.prototype.setEncoding = function(enc) {
+  if (!StringDecoder)
+    StringDecoder = require('string_decoder/').StringDecoder;
+  this._readableState.decoder = new StringDecoder(enc);
+  this._readableState.encoding = enc;
+  return this;
+};
+
+// Don't raise the hwm > 8MB
+var MAX_HWM = 0x800000;
+function computeNewHighWaterMark(n) {
+  if (n >= MAX_HWM) {
+    n = MAX_HWM;
+  } else {
+    // Get the next highest power of 2
+    n--;
+    n |= n >>> 1;
+    n |= n >>> 2;
+    n |= n >>> 4;
+    n |= n >>> 8;
+    n |= n >>> 16;
+    n++;
+  }
+  return n;
+}
+
+function howMuchToRead(n, state) {
+  if (state.length === 0 && state.ended)
+    return 0;
+
+  if (state.objectMode)
+    return n === 0 ? 0 : 1;
+
+  if (n === null || isNaN(n)) {
+    // only flow one buffer at a time
+    if (state.flowing && state.buffer.length)
+      return state.buffer[0].length;
+    else
+      return state.length;
+  }
+
+  if (n <= 0)
+    return 0;
+
+  // If we're asking for more than the target buffer level,
+  // then raise the water mark.  Bump up to the next highest
+  // power of 2, to prevent increasing it excessively in tiny
+  // amounts.
+  if (n > state.highWaterMark)
+    state.highWaterMark = computeNewHighWaterMark(n);
+
+  // don't have that much.  return null, unless we've ended.
+  if (n > state.length) {
+    if (!state.ended) {
+      state.needReadable = true;
+      return 0;
+    } else {
+      return state.length;
+    }
+  }
+
+  return n;
+}
+
+// you can override either this method, or the async _read(n) below.
+Readable.prototype.read = function(n) {
+  debug('read', n);
+  var state = this._readableState;
+  var nOrig = n;
+
+  if (typeof n !== 'number' || n > 0)
+    state.emittedReadable = false;
+
+  // if we're doing read(0) to trigger a readable event, but we
+  // already have a bunch of data in the buffer, then just trigger
+  // the 'readable' event and move on.
+  if (n === 0 &&
+      state.needReadable &&
+      (state.length >= state.highWaterMark || state.ended)) {
+    debug('read: emitReadable', state.length, state.ended);
+    if (state.length === 0 && state.ended)
+      endReadable(this);
+    else
+      emitReadable(this);
+    return null;
+  }
+
+  n = howMuchToRead(n, state);
+
+  // if we've ended, and we're now clear, then finish it up.
+  if (n === 0 && state.ended) {
+    if (state.length === 0)
+      endReadable(this);
+    return null;
+  }
+
+  // All the actual chunk generation logic needs to be
+  // *below* the call to _read.  The reason is that in certain
+  // synthetic stream cases, such as passthrough streams, _read
+  // may be a completely synchronous operation which may change
+  // the state of the read buffer, providing enough data when
+  // before there was *not* enough.
+  //
+  // So, the steps are:
+  // 1. Figure out what the state of things will be after we do
+  // a read from the buffer.
+  //
+  // 2. If that resulting state will trigger a _read, then call _read.
+  // Note that this may be asynchronous, or synchronous.  Yes, it is
+  // deeply ugly to write APIs this way, but that still doesn't mean
+  // that the Readable class should behave improperly, as streams are
+  // designed to be sync/async agnostic.
+  // Take note if the _read call is sync or async (ie, if the read call
+  // has returned yet), so that we know whether or not it's safe to emit
+  // 'readable' etc.
+  //
+  // 3. Actually pull the requested chunks out of the buffer and return.
+
+  // if we need a readable event, then we need to do some reading.
+  var doRead = state.needReadable;
+  debug('need readable', doRead);
+
+  // if we currently have less than the highWaterMark, then also read some
+  if (state.length === 0 || state.length - n < state.highWaterMark) {
+    doRead = true;
+    debug('length less than watermark', doRead);
+  }
+
+  // however, if we've ended, then there's no point, and if we're already
+  // reading, then it's unnecessary.
+  if (state.ended || state.reading) {
+    doRead = false;
+    debug('reading or ended', doRead);
+  }
+
+  if (doRead) {
+    debug('do read');
+    state.reading = true;
+    state.sync = true;
+    // if the length is currently zero, then we *need* a readable event.
+    if (state.length === 0)
+      state.needReadable = true;
+    // call internal read method
+    this._read(state.highWaterMark);
+    state.sync = false;
+  }
+
+  // If _read pushed data synchronously, then `reading` will be false,
+  // and we need to re-evaluate how much data we can return to the user.
+  if (doRead && !state.reading)
+    n = howMuchToRead(nOrig, state);
+
+  var ret;
+  if (n > 0)
+    ret = fromList(n, state);
+  else
+    ret = null;
+
+  if (ret === null) {
+    state.needReadable = true;
+    n = 0;
+  }
+
+  state.length -= n;
+
+  // If we have nothing in the buffer, then we want to know
+  // as soon as we *do* get something into the buffer.
+  if (state.length === 0 && !state.ended)
+    state.needReadable = true;
+
+  // If we tried to read() past the EOF, then emit end on the next tick.
+  if (nOrig !== n && state.ended && state.length === 0)
+    endReadable(this);
+
+  if (ret !== null)
+    this.emit('data', ret);
+
+  return ret;
+};
+
+function chunkInvalid(state, chunk) {
+  var er = null;
+  if (!(Buffer.isBuffer(chunk)) &&
+      typeof chunk !== 'string' &&
+      chunk !== null &&
+      chunk !== undefined &&
+      !state.objectMode) {
+    er = new TypeError('Invalid non-string/buffer chunk');
+  }
+  return er;
+}
+
+
+function onEofChunk(stream, state) {
+  if (state.ended) return;
+  if (state.decoder) {
+    var chunk = state.decoder.end();
+    if (chunk && chunk.length) {
+      state.buffer.push(chunk);
+      state.length += state.objectMode ? 1 : chunk.length;
+    }
+  }
+  state.ended = true;
+
+  // emit 'readable' now to make sure it gets picked up.
+  emitReadable(stream);
+}
+
+// Don't emit readable right away in sync mode, because this can trigger
+// another read() call => stack overflow.  This way, it might trigger
+// a nextTick recursion warning, but that's not so bad.
+function emitReadable(stream) {
+  var state = stream._readableState;
+  state.needReadable = false;
+  if (!state.emittedReadable) {
+    debug('emitReadable', state.flowing);
+    state.emittedReadable = true;
+    if (state.sync)
+      processNextTick(emitReadable_, stream);
+    else
+      emitReadable_(stream);
+  }
+}
+
+function emitReadable_(stream) {
+  debug('emit readable');
+  stream.emit('readable');
+  flow(stream);
+}
+
+
+// at this point, the user has presumably seen the 'readable' event,
+// and called read() to consume some data.  that may have triggered
+// in turn another _read(n) call, in which case reading = true if
+// it's in progress.
+// However, if we're not ended, or reading, and the length < hwm,
+// then go ahead and try to read some more preemptively.
+function maybeReadMore(stream, state) {
+  if (!state.readingMore) {
+    state.readingMore = true;
+    processNextTick(maybeReadMore_, stream, state);
+  }
+}
+
+function maybeReadMore_(stream, state) {
+  var len = state.length;
+  while (!state.reading && !state.flowing && !state.ended &&
+         state.length < state.highWaterMark) {
+    debug('maybeReadMore read 0');
+    stream.read(0);
+    if (len === state.length)
+      // didn't get any data, stop spinning.
+      break;
+    else
+      len = state.length;
+  }
+  state.readingMore = false;
+}
+
+// abstract method.  to be overridden in specific implementation classes.
+// call cb(er, data) where data is <= n in length.
+// for virtual (non-string, non-buffer) streams, "length" is somewhat
+// arbitrary, and perhaps not very meaningful.
+Readable.prototype._read = function(n) {
+  this.emit('error', new Error('not implemented'));
+};
+
+Readable.prototype.pipe = function(dest, pipeOpts) {
+  var src = this;
+  var state = this._readableState;
+
+  switch (state.pipesCount) {
+    case 0:
+      state.pipes = dest;
+      break;
+    case 1:
+      state.pipes = [state.pipes, dest];
+      break;
+    default:
+      state.pipes.push(dest);
+      break;
+  }
+  state.pipesCount += 1;
+  debug('pipe count=%d opts=%j', state.pipesCount, pipeOpts);
+
+  var doEnd = (!pipeOpts || pipeOpts.end !== false) &&
+              dest !== process.stdout &&
+              dest !== process.stderr;
+
+  var endFn = doEnd ? onend : cleanup;
+  if (state.endEmitted)
+    processNextTick(endFn);
+  else
+    src.once('end', endFn);
+
+  dest.on('unpipe', onunpipe);
+  function onunpipe(readable) {
+    debug('onunpipe');
+    if (readable === src) {
+      cleanup();
+    }
+  }
+
+  function onend() {
+    debug('onend');
+    dest.end();
+  }
+
+  // when the dest drains, it reduces the awaitDrain counter
+  // on the source.  This would be more elegant with a .once()
+  // handler in flow(), but adding and removing repeatedly is
+  // too slow.
+  var ondrain = pipeOnDrain(src);
+  dest.on('drain', ondrain);
+
+  var cleanedUp = false;
+  function cleanup() {
+    debug('cleanup');
+    // cleanup event handlers once the pipe is broken
+    dest.removeListener('close', onclose);
+    dest.removeListener('finish', onfinish);
+    dest.removeListener('drain', ondrain);
+    dest.removeListener('error', onerror);
+    dest.removeListener('unpipe', onunpipe);
+    src.removeListener('end', onend);
+    src.removeListener('end', cleanup);
+    src.removeListener('data', ondata);
+
+    cleanedUp = true;
+
+    // if the reader is waiting for a drain event from this
+    // specific writer, then it would cause it to never start
+    // flowing again.
+    // So, if this is awaiting a drain, then we just call it now.
+    // If we don't know, then assume that we are waiting for one.
+    if (state.awaitDrain &&
+        (!dest._writableState || dest._writableState.needDrain))
+      ondrain();
+  }
+
+  src.on('data', ondata);
+  function ondata(chunk) {
+    debug('ondata');
+    var ret = dest.write(chunk);
+    if (false === ret) {
+      // If the user unpiped during `dest.write()`, it is possible
+      // to get stuck in a permanently paused state if that write
+      // also returned false.
+      if (state.pipesCount === 1 &&
+          state.pipes[0] === dest &&
+          src.listenerCount('data') === 1 &&
+          !cleanedUp) {
+        debug('false write response, pause', src._readableState.awaitDrain);
+        src._readableState.awaitDrain++;
+      }
+      src.pause();
+    }
+  }
+
+  // if the dest has an error, then stop piping into it.
+  // however, don't suppress the throwing behavior for this.
+  function onerror(er) {
+    debug('onerror', er);
+    unpipe();
+    dest.removeListener('error', onerror);
+    if (EElistenerCount(dest, 'error') === 0)
+      dest.emit('error', er);
+  }
+  // This is a brutally ugly hack to make sure that our error handler
+  // is attached before any userland ones.  NEVER DO THIS.
+  if (!dest._events || !dest._events.error)
+    dest.on('error', onerror);
+  else if (isArray(dest._events.error))
+    dest._events.error.unshift(onerror);
+  else
+    dest._events.error = [onerror, dest._events.error];
+
+
+  // Both close and finish should trigger unpipe, but only once.
+  function onclose() {
+    dest.removeListener('finish', onfinish);
+    unpipe();
+  }
+  dest.once('close', onclose);
+  function onfinish() {
+    debug('onfinish');
+    dest.removeListener('close', onclose);
+    unpipe();
+  }
+  dest.once('finish', onfinish);
+
+  function unpipe() {
+    debug('unpipe');
+    src.unpipe(dest);
+  }
+
+  // tell the dest that it's being piped to
+  dest.emit('pipe', src);
+
+  // start the flow if it hasn't been started already.
+  if (!state.flowing) {
+    debug('pipe resume');
+    src.resume();
+  }
+
+  return dest;
+};
+
+function pipeOnDrain(src) {
+  return function() {
+    var state = src._readableState;
+    debug('pipeOnDrain', state.awaitDrain);
+    if (state.awaitDrain)
+      state.awaitDrain--;
+    if (state.awaitDrain === 0 && EElistenerCount(src, 'data')) {
+      state.flowing = true;
+      flow(src);
+    }
+  };
+}
+
+
+Readable.prototype.unpipe = function(dest) {
+  var state = this._readableState;
+
+  // if we're not piping anywhere, then do nothing.
+  if (state.pipesCount === 0)
+    return this;
+
+  // just one destination.  most common case.
+  if (state.pipesCount === 1) {
+    // passed in one, but it's not the right one.
+    if (dest && dest !== state.pipes)
+      return this;
+
+    if (!dest)
+      dest = state.pipes;
+
+    // got a match.
+    state.pipes = null;
+    state.pipesCount = 0;
+    state.flowing = false;
+    if (dest)
+      dest.emit('unpipe', this);
+    return this;
+  }
+
+  // slow case. multiple pipe destinations.
+
+  if (!dest) {
+    // remove all.
+    var dests = state.pipes;
+    var len = state.pipesCount;
+    state.pipes = null;
+    state.pipesCount = 0;
+    state.flowing = false;
+
+    for (var i = 0; i < len; i++)
+      dests[i].emit('unpipe', this);
+    return this;
+  }
+
+  // try to find the right one.
+  var i = indexOf(state.pipes, dest);
+  if (i === -1)
+    return this;
+
+  state.pipes.splice(i, 1);
+  state.pipesCount -= 1;
+  if (state.pipesCount === 1)
+    state.pipes = state.pipes[0];
+
+  dest.emit('unpipe', this);
+
+  return this;
+};
+
+// set up data events if they are asked for
+// Ensure readable listeners eventually get something
+Readable.prototype.on = function(ev, fn) {
+  var res = Stream.prototype.on.call(this, ev, fn);
+
+  // If listening to data, and it has not explicitly been paused,
+  // then call resume to start the flow of data on the next tick.
+  if (ev === 'data' && false !== this._readableState.flowing) {
+    this.resume();
+  }
+
+  if (ev === 'readable' && this.readable) {
+    var state = this._readableState;
+    if (!state.readableListening) {
+      state.readableListening = true;
+      state.emittedReadable = false;
+      state.needReadable = true;
+      if (!state.reading) {
+        processNextTick(nReadingNextTick, this);
+      } else if (state.length) {
+        emitReadable(this, state);
+      }
+    }
+  }
+
+  return res;
+};
+Readable.prototype.addListener = Readable.prototype.on;
+
+function nReadingNextTick(self) {
+  debug('readable nexttick read 0');
+  self.read(0);
+}
+
+// pause() and resume() are remnants of the legacy readable stream API
+// If the user uses them, then switch into old mode.
+Readable.prototype.resume = function() {
+  var state = this._readableState;
+  if (!state.flowing) {
+    debug('resume');
+    state.flowing = true;
+    resume(this, state);
+  }
+  return this;
+};
+
+function resume(stream, state) {
+  if (!state.resumeScheduled) {
+    state.resumeScheduled = true;
+    processNextTick(resume_, stream, state);
+  }
+}
+
+function resume_(stream, state) {
+  if (!state.reading) {
+    debug('resume read 0');
+    stream.read(0);
+  }
+
+  state.resumeScheduled = false;
+  stream.emit('resume');
+  flow(stream);
+  if (state.flowing && !state.reading)
+    stream.read(0);
+}
+
+Readable.prototype.pause = function() {
+  debug('call pause flowing=%j', this._readableState.flowing);
+  if (false !== this._readableState.flowing) {
+    debug('pause');
+    this._readableState.flowing = false;
+    this.emit('pause');
+  }
+  return this;
+};
+
+function flow(stream) {
+  var state = stream._readableState;
+  debug('flow', state.flowing);
+  if (state.flowing) {
+    do {
+      var chunk = stream.read();
+    } while (null !== chunk && state.flowing);
+  }
+}
+
+// wrap an old-style stream as the async data source.
+// This is *not* part of the readable stream interface.
+// It is an ugly unfortunate mess of history.
+Readable.prototype.wrap = function(stream) {
+  var state = this._readableState;
+  var paused = false;
+
+  var self = this;
+  stream.on('end', function() {
+    debug('wrapped end');
+    if (state.decoder && !state.ended) {
+      var chunk = state.decoder.end();
+      if (chunk && chunk.length)
+        self.push(chunk);
+    }
+
+    self.push(null);
+  });
+
+  stream.on('data', function(chunk) {
+    debug('wrapped data');
+    if (state.decoder)
+      chunk = state.decoder.write(chunk);
+
+    // don't skip over falsy values in objectMode
+    if (state.objectMode && (chunk === null || chunk === undefined))
+      return;
+    else if (!state.objectMode && (!chunk || !chunk.length))
+      return;
+
+    var ret = self.push(chunk);
+    if (!ret) {
+      paused = true;
+      stream.pause();
+    }
+  });
+
+  // proxy all the other methods.
+  // important when wrapping filters and duplexes.
+  for (var i in stream) {
+    if (this[i] === undefined && typeof stream[i] === 'function') {
+      this[i] = function(method) { return function() {
+        return stream[method].apply(stream, arguments);
+      }; }(i);
+    }
+  }
+
+  // proxy certain important events.
+  var events = ['error', 'close', 'destroy', 'pause', 'resume'];
+  forEach(events, function(ev) {
+    stream.on(ev, self.emit.bind(self, ev));
+  });
+
+  // when we try to consume some more bytes, simply unpause the
+  // underlying stream.
+  self._read = function(n) {
+    debug('wrapped _read', n);
+    if (paused) {
+      paused = false;
+      stream.resume();
+    }
+  };
+
+  return self;
+};
+
+
+// exposed for testing purposes only.
+Readable._fromList = fromList;
+
+// Pluck off n bytes from an array of buffers.
+// Length is the combined lengths of all the buffers in the list.
+function fromList(n, state) {
+  var list = state.buffer;
+  var length = state.length;
+  var stringMode = !!state.decoder;
+  var objectMode = !!state.objectMode;
+  var ret;
+
+  // nothing in the list, definitely empty.
+  if (list.length === 0)
+    return null;
+
+  if (length === 0)
+    ret = null;
+  else if (objectMode)
+    ret = list.shift();
+  else if (!n || n >= length) {
+    // read it all, truncate the array.
+    if (stringMode)
+      ret = list.join('');
+    else if (list.length === 1)
+      ret = list[0];
+    else
+      ret = Buffer.concat(list, length);
+    list.length = 0;
+  } else {
+    // read just some of it.
+    if (n < list[0].length) {
+      // just take a part of the first list item.
+      // slice is the same for buffers and strings.
+      var buf = list[0];
+      ret = buf.slice(0, n);
+      list[0] = buf.slice(n);
+    } else if (n === list[0].length) {
+      // first list is a perfect match
+      ret = list.shift();
+    } else {
+      // complex case.
+      // we have enough to cover it, but it spans past the first buffer.
+      if (stringMode)
+        ret = '';
+      else
+        ret = new Buffer(n);
+
+      var c = 0;
+      for (var i = 0, l = list.length; i < l && c < n; i++) {
+        var buf = list[0];
+        var cpy = Math.min(n - c, buf.length);
+
+        if (stringMode)
+          ret += buf.slice(0, cpy);
+        else
+          buf.copy(ret, c, 0, cpy);
+
+        if (cpy < buf.length)
+          list[0] = buf.slice(cpy);
+        else
+          list.shift();
+
+        c += cpy;
+      }
+    }
+  }
+
+  return ret;
+}
+
+function endReadable(stream) {
+  var state = stream._readableState;
+
+  // If we get here before consuming all the bytes, then that is a
+  // bug in node.  Should never happen.
+  if (state.length > 0)
+    throw new Error('endReadable called on non-empty stream');
+
+  if (!state.endEmitted) {
+    state.ended = true;
+    processNextTick(endReadableNT, state, stream);
+  }
+}
+
+function endReadableNT(state, stream) {
+  // Check that we didn't get one last unshift.
+  if (!state.endEmitted && state.length === 0) {
+    state.endEmitted = true;
+    stream.readable = false;
+    stream.emit('end');
+  }
+}
+
+function forEach (xs, f) {
+  for (var i = 0, l = xs.length; i < l; i++) {
+    f(xs[i], i);
+  }
+}
+
+function indexOf (xs, x) {
+  for (var i = 0, l = xs.length; i < l; i++) {
+    if (xs[i] === x) return i;
+  }
+  return -1;
+}
+
+}).call(this,require('_process'))
+},{"./_stream_duplex":13,"_process":10,"buffer":2,"core-util-is":18,"events":6,"inherits":7,"isarray":9,"process-nextick-args":19,"string_decoder/":26,"util":1}],16:[function(require,module,exports){
+// a transform stream is a readable/writable stream where you do
+// something with the data.  Sometimes it's called a "filter",
+// but that's not a great name for it, since that implies a thing where
+// some bits pass through, and others are simply ignored.  (That would
+// be a valid example of a transform, of course.)
+//
+// While the output is causally related to the input, it's not a
+// necessarily symmetric or synchronous transformation.  For example,
+// a zlib stream might take multiple plain-text writes(), and then
+// emit a single compressed chunk some time in the future.
+//
+// Here's how this works:
+//
+// The Transform stream has all the aspects of the readable and writable
+// stream classes.  When you write(chunk), that calls _write(chunk,cb)
+// internally, and returns false if there's a lot of pending writes
+// buffered up.  When you call read(), that calls _read(n) until
+// there's enough pending readable data buffered up.
+//
+// In a transform stream, the written data is placed in a buffer.  When
+// _read(n) is called, it transforms the queued up data, calling the
+// buffered _write cb's as it consumes chunks.  If consuming a single
+// written chunk would result in multiple output chunks, then the first
+// outputted bit calls the readcb, and subsequent chunks just go into
+// the read buffer, and will cause it to emit 'readable' if necessary.
+//
+// This way, back-pressure is actually determined by the reading side,
+// since _read has to be called to start processing a new chunk.  However,
+// a pathological inflate type of transform can cause excessive buffering
+// here.  For example, imagine a stream where every byte of input is
+// interpreted as an integer from 0-255, and then results in that many
+// bytes of output.  Writing the 4 bytes {ff,ff,ff,ff} would result in
+// 1kb of data being output.  In this case, you could write a very small
+// amount of input, and end up with a very large amount of output.  In
+// such a pathological inflating mechanism, there'd be no way to tell
+// the system to stop doing the transform.  A single 4MB write could
+// cause the system to run out of memory.
+//
+// However, even in such a pathological case, only a single written chunk
+// would be consumed, and then the rest would wait (un-transformed) until
+// the results of the previous transformed chunk were consumed.
+
+'use strict';
+
+module.exports = Transform;
+
+var Duplex = require('./_stream_duplex');
+
+/*<replacement>*/
+var util = require('core-util-is');
+util.inherits = require('inherits');
+/*</replacement>*/
+
+util.inherits(Transform, Duplex);
+
+
+function TransformState(stream) {
+  this.afterTransform = function(er, data) {
+    return afterTransform(stream, er, data);
+  };
+
+  this.needTransform = false;
+  this.transforming = false;
+  this.writecb = null;
+  this.writechunk = null;
+}
+
+function afterTransform(stream, er, data) {
+  var ts = stream._transformState;
+  ts.transforming = false;
+
+  var cb = ts.writecb;
+
+  if (!cb)
+    return stream.emit('error', new Error('no writecb in Transform class'));
+
+  ts.writechunk = null;
+  ts.writecb = null;
+
+  if (data !== null && data !== undefined)
+    stream.push(data);
+
+  if (cb)
+    cb(er);
+
+  var rs = stream._readableState;
+  rs.reading = false;
+  if (rs.needReadable || rs.length < rs.highWaterMark) {
+    stream._read(rs.highWaterMark);
+  }
+}
+
+
+function Transform(options) {
+  if (!(this instanceof Transform))
+    return new Transform(options);
+
+  Duplex.call(this, options);
+
+  this._transformState = new TransformState(this);
+
+  // when the writable side finishes, then flush out anything remaining.
+  var stream = this;
+
+  // start out asking for a readable event once data is transformed.
+  this._readableState.needReadable = true;
+
+  // we have implemented the _read method, and done the other things
+  // that Readable wants before the first _read call, so unset the
+  // sync guard flag.
+  this._readableState.sync = false;
+
+  if (options) {
+    if (typeof options.transform === 'function')
+      this._transform = options.transform;
+
+    if (typeof options.flush === 'function')
+      this._flush = options.flush;
+  }
+
+  this.once('prefinish', function() {
+    if (typeof this._flush === 'function')
+      this._flush(function(er) {
+        done(stream, er);
+      });
+    else
+      done(stream);
+  });
+}
+
+Transform.prototype.push = function(chunk, encoding) {
+  this._transformState.needTransform = false;
+  return Duplex.prototype.push.call(this, chunk, encoding);
+};
+
+// This is the part where you do stuff!
+// override this function in implementation classes.
+// 'chunk' is an input chunk.
+//
+// Call `push(newChunk)` to pass along transformed output
+// to the readable side.  You may call 'push' zero or more times.
+//
+// Call `cb(err)` when you are done with this chunk.  If you pass
+// an error, then that'll put the hurt on the whole operation.  If you
+// never call cb(), then you'll never get another chunk.
+Transform.prototype._transform = function(chunk, encoding, cb) {
+  throw new Error('not implemented');
+};
+
+Transform.prototype._write = function(chunk, encoding, cb) {
+  var ts = this._transformState;
+  ts.writecb = cb;
+  ts.writechunk = chunk;
+  ts.writeencoding = encoding;
+  if (!ts.transforming) {
+    var rs = this._readableState;
+    if (ts.needTransform ||
+        rs.needReadable ||
+        rs.length < rs.highWaterMark)
+      this._read(rs.highWaterMark);
+  }
+};
+
+// Doesn't matter what the args are here.
+// _transform does all the work.
+// That we got here means that the readable side wants more data.
+Transform.prototype._read = function(n) {
+  var ts = this._transformState;
+
+  if (ts.writechunk !== null && ts.writecb && !ts.transforming) {
+    ts.transforming = true;
+    this._transform(ts.writechunk, ts.writeencoding, ts.afterTransform);
+  } else {
+    // mark that we need a transform, so that any data that comes in
+    // will get processed, now that we've asked for it.
+    ts.needTransform = true;
+  }
+};
+
+
+function done(stream, er) {
+  if (er)
+    return stream.emit('error', er);
+
+  // if there's nothing in the write buffer, then that means
+  // that nothing more will ever be provided
+  var ws = stream._writableState;
+  var ts = stream._transformState;
+
+  if (ws.length)
+    throw new Error('calling transform done when ws.length != 0');
+
+  if (ts.transforming)
+    throw new Error('calling transform done when still transforming');
+
+  return stream.push(null);
+}
+
+},{"./_stream_duplex":13,"core-util-is":18,"inherits":7}],17:[function(require,module,exports){
+// A bit simpler than readable streams.
+// Implement an async ._write(chunk, encoding, cb), and it'll handle all
+// the drain event emission and buffering.
+
+'use strict';
+
+module.exports = Writable;
+
+/*<replacement>*/
+var processNextTick = require('process-nextick-args');
+/*</replacement>*/
+
+
+/*<replacement>*/
+var Buffer = require('buffer').Buffer;
+/*</replacement>*/
+
+Writable.WritableState = WritableState;
+
+
+/*<replacement>*/
+var util = require('core-util-is');
+util.inherits = require('inherits');
+/*</replacement>*/
+
+
+/*<replacement>*/
+var internalUtil = {
+  deprecate: require('util-deprecate')
+};
+/*</replacement>*/
+
+
+
+/*<replacement>*/
+var Stream;
+(function (){try{
+  Stream = require('st' + 'ream');
+}catch(_){}finally{
+  if (!Stream)
+    Stream = require('events').EventEmitter;
+}}())
+/*</replacement>*/
+
+var Buffer = require('buffer').Buffer;
+
+util.inherits(Writable, Stream);
+
+function nop() {}
+
+function WriteReq(chunk, encoding, cb) {
+  this.chunk = chunk;
+  this.encoding = encoding;
+  this.callback = cb;
+  this.next = null;
+}
+
+function WritableState(options, stream) {
+  var Duplex = require('./_stream_duplex');
+
+  options = options || {};
+
+  // object stream flag to indicate whether or not this stream
+  // contains buffers or objects.
+  this.objectMode = !!options.objectMode;
+
+  if (stream instanceof Duplex)
+    this.objectMode = this.objectMode || !!options.writableObjectMode;
+
+  // the point at which write() starts returning false
+  // Note: 0 is a valid value, means that we always return false if
+  // the entire buffer is not flushed immediately on write()
+  var hwm = options.highWaterMark;
+  var defaultHwm = this.objectMode ? 16 : 16 * 1024;
+  this.highWaterMark = (hwm || hwm === 0) ? hwm : defaultHwm;
+
+  // cast to ints.
+  this.highWaterMark = ~~this.highWaterMark;
+
+  this.needDrain = false;
+  // at the start of calling end()
+  this.ending = false;
+  // when end() has been called, and returned
+  this.ended = false;
+  // when 'finish' is emitted
+  this.finished = false;
+
+  // should we decode strings into buffers before passing to _write?
+  // this is here so that some node-core streams can optimize string
+  // handling at a lower level.
+  var noDecode = options.decodeStrings === false;
+  this.decodeStrings = !noDecode;
+
+  // Crypto is kind of old and crusty.  Historically, its default string
+  // encoding is 'binary' so we have to make this configurable.
+  // Everything else in the universe uses 'utf8', though.
+  this.defaultEncoding = options.defaultEncoding || 'utf8';
+
+  // not an actual buffer we keep track of, but a measurement
+  // of how much we're waiting to get pushed to some underlying
+  // socket or file.
+  this.length = 0;
+
+  // a flag to see when we're in the middle of a write.
+  this.writing = false;
+
+  // when true all writes will be buffered until .uncork() call
+  this.corked = 0;
+
+  // a flag to be able to tell if the onwrite cb is called immediately,
+  // or on a later tick.  We set this to true at first, because any
+  // actions that shouldn't happen until "later" should generally also
+  // not happen before the first write call.
+  this.sync = true;
+
+  // a flag to know if we're processing previously buffered items, which
+  // may call the _write() callback in the same tick, so that we don't
+  // end up in an overlapped onwrite situation.
+  this.bufferProcessing = false;
+
+  // the callback that's passed to _write(chunk,cb)
+  this.onwrite = function(er) {
+    onwrite(stream, er);
+  };
+
+  // the callback that the user supplies to write(chunk,encoding,cb)
+  this.writecb = null;
+
+  // the amount that is being written when _write is called.
+  this.writelen = 0;
+
+  this.bufferedRequest = null;
+  this.lastBufferedRequest = null;
+
+  // number of pending user-supplied write callbacks
+  // this must be 0 before 'finish' can be emitted
+  this.pendingcb = 0;
+
+  // emit prefinish if the only thing we're waiting for is _write cbs
+  // This is relevant for synchronous Transform streams
+  this.prefinished = false;
+
+  // True if the error was already emitted and should not be thrown again
+  this.errorEmitted = false;
+}
+
+WritableState.prototype.getBuffer = function writableStateGetBuffer() {
+  var current = this.bufferedRequest;
+  var out = [];
+  while (current) {
+    out.push(current);
+    current = current.next;
+  }
+  return out;
+};
+
+(function (){try {
+Object.defineProperty(WritableState.prototype, 'buffer', {
+  get: internalUtil.deprecate(function() {
+    return this.getBuffer();
+  }, '_writableState.buffer is deprecated. Use _writableState.getBuffer ' +
+     'instead.')
+});
+}catch(_){}}());
+
+
+function Writable(options) {
+  var Duplex = require('./_stream_duplex');
+
+  // Writable ctor is applied to Duplexes, though they're not
+  // instanceof Writable, they're instanceof Readable.
+  if (!(this instanceof Writable) && !(this instanceof Duplex))
+    return new Writable(options);
+
+  this._writableState = new WritableState(options, this);
+
+  // legacy.
+  this.writable = true;
+
+  if (options) {
+    if (typeof options.write === 'function')
+      this._write = options.write;
+
+    if (typeof options.writev === 'function')
+      this._writev = options.writev;
+  }
+
+  Stream.call(this);
+}
+
+// Otherwise people can pipe Writable streams, which is just wrong.
+Writable.prototype.pipe = function() {
+  this.emit('error', new Error('Cannot pipe. Not readable.'));
+};
+
+
+function writeAfterEnd(stream, cb) {
+  var er = new Error('write after end');
+  // TODO: defer error events consistently everywhere, not just the cb
+  stream.emit('error', er);
+  processNextTick(cb, er);
+}
+
+// If we get something that is not a buffer, string, null, or undefined,
+// and we're not in objectMode, then that's an error.
+// Otherwise stream chunks are all considered to be of length=1, and the
+// watermarks determine how many objects to keep in the buffer, rather than
+// how many bytes or characters.
+function validChunk(stream, state, chunk, cb) {
+  var valid = true;
+
+  if (!(Buffer.isBuffer(chunk)) &&
+      typeof chunk !== 'string' &&
+      chunk !== null &&
+      chunk !== undefined &&
+      !state.objectMode) {
+    var er = new TypeError('Invalid non-string/buffer chunk');
+    stream.emit('error', er);
+    processNextTick(cb, er);
+    valid = false;
+  }
+  return valid;
+}
+
+Writable.prototype.write = function(chunk, encoding, cb) {
+  var state = this._writableState;
+  var ret = false;
+
+  if (typeof encoding === 'function') {
+    cb = encoding;
+    encoding = null;
+  }
+
+  if (Buffer.isBuffer(chunk))
+    encoding = 'buffer';
+  else if (!encoding)
+    encoding = state.defaultEncoding;
+
+  if (typeof cb !== 'function')
+    cb = nop;
+
+  if (state.ended)
+    writeAfterEnd(this, cb);
+  else if (validChunk(this, state, chunk, cb)) {
+    state.pendingcb++;
+    ret = writeOrBuffer(this, state, chunk, encoding, cb);
+  }
+
+  return ret;
+};
+
+Writable.prototype.cork = function() {
+  var state = this._writableState;
+
+  state.corked++;
+};
+
+Writable.prototype.uncork = function() {
+  var state = this._writableState;
+
+  if (state.corked) {
+    state.corked--;
+
+    if (!state.writing &&
+        !state.corked &&
+        !state.finished &&
+        !state.bufferProcessing &&
+        state.bufferedRequest)
+      clearBuffer(this, state);
+  }
+};
+
+Writable.prototype.setDefaultEncoding = function setDefaultEncoding(encoding) {
+  // node::ParseEncoding() requires lower case.
+  if (typeof encoding === 'string')
+    encoding = encoding.toLowerCase();
+  if (!(['hex', 'utf8', 'utf-8', 'ascii', 'binary', 'base64',
+'ucs2', 'ucs-2','utf16le', 'utf-16le', 'raw']
+.indexOf((encoding + '').toLowerCase()) > -1))
+    throw new TypeError('Unknown encoding: ' + encoding);
+  this._writableState.defaultEncoding = encoding;
+};
+
+function decodeChunk(state, chunk, encoding) {
+  if (!state.objectMode &&
+      state.decodeStrings !== false &&
+      typeof chunk === 'string') {
+    chunk = new Buffer(chunk, encoding);
+  }
+  return chunk;
+}
+
+// if we're already writing something, then just put this
+// in the queue, and wait our turn.  Otherwise, call _write
+// If we return false, then we need a drain event, so set that flag.
+function writeOrBuffer(stream, state, chunk, encoding, cb) {
+  chunk = decodeChunk(state, chunk, encoding);
+
+  if (Buffer.isBuffer(chunk))
+    encoding = 'buffer';
+  var len = state.objectMode ? 1 : chunk.length;
+
+  state.length += len;
+
+  var ret = state.length < state.highWaterMark;
+  // we must ensure that previous needDrain will not be reset to false.
+  if (!ret)
+    state.needDrain = true;
+
+  if (state.writing || state.corked) {
+    var last = state.lastBufferedRequest;
+    state.lastBufferedRequest = new WriteReq(chunk, encoding, cb);
+    if (last) {
+      last.next = state.lastBufferedRequest;
+    } else {
+      state.bufferedRequest = state.lastBufferedRequest;
+    }
+  } else {
+    doWrite(stream, state, false, len, chunk, encoding, cb);
+  }
+
+  return ret;
+}
+
+function doWrite(stream, state, writev, len, chunk, encoding, cb) {
+  state.writelen = len;
+  state.writecb = cb;
+  state.writing = true;
+  state.sync = true;
+  if (writev)
+    stream._writev(chunk, state.onwrite);
+  else
+    stream._write(chunk, encoding, state.onwrite);
+  state.sync = false;
+}
+
+function onwriteError(stream, state, sync, er, cb) {
+  --state.pendingcb;
+  if (sync)
+    processNextTick(cb, er);
+  else
+    cb(er);
+
+  stream._writableState.errorEmitted = true;
+  stream.emit('error', er);
+}
+
+function onwriteStateUpdate(state) {
+  state.writing = false;
+  state.writecb = null;
+  state.length -= state.writelen;
+  state.writelen = 0;
+}
+
+function onwrite(stream, er) {
+  var state = stream._writableState;
+  var sync = state.sync;
+  var cb = state.writecb;
+
+  onwriteStateUpdate(state);
+
+  if (er)
+    onwriteError(stream, state, sync, er, cb);
+  else {
+    // Check if we're actually ready to finish, but don't emit yet
+    var finished = needFinish(state);
+
+    if (!finished &&
+        !state.corked &&
+        !state.bufferProcessing &&
+        state.bufferedRequest) {
+      clearBuffer(stream, state);
+    }
+
+    if (sync) {
+      processNextTick(afterWrite, stream, state, finished, cb);
+    } else {
+      afterWrite(stream, state, finished, cb);
+    }
+  }
+}
+
+function afterWrite(stream, state, finished, cb) {
+  if (!finished)
+    onwriteDrain(stream, state);
+  state.pendingcb--;
+  cb();
+  finishMaybe(stream, state);
+}
+
+// Must force callback to be called on nextTick, so that we don't
+// emit 'drain' before the write() consumer gets the 'false' return
+// value, and has a chance to attach a 'drain' listener.
+function onwriteDrain(stream, state) {
+  if (state.length === 0 && state.needDrain) {
+    state.needDrain = false;
+    stream.emit('drain');
+  }
+}
+
+
+// if there's something in the buffer waiting, then process it
+function clearBuffer(stream, state) {
+  state.bufferProcessing = true;
+  var entry = state.bufferedRequest;
+
+  if (stream._writev && entry && entry.next) {
+    // Fast case, write everything using _writev()
+    var buffer = [];
+    var cbs = [];
+    while (entry) {
+      cbs.push(entry.callback);
+      buffer.push(entry);
+      entry = entry.next;
+    }
+
+    // count the one we are adding, as well.
+    // TODO(isaacs) clean this up
+    state.pendingcb++;
+    state.lastBufferedRequest = null;
+    doWrite(stream, state, true, state.length, buffer, '', function(err) {
+      for (var i = 0; i < cbs.length; i++) {
+        state.pendingcb--;
+        cbs[i](err);
+      }
+    });
+
+    // Clear buffer
+  } else {
+    // Slow case, write chunks one-by-one
+    while (entry) {
+      var chunk = entry.chunk;
+      var encoding = entry.encoding;
+      var cb = entry.callback;
+      var len = state.objectMode ? 1 : chunk.length;
+
+      doWrite(stream, state, false, len, chunk, encoding, cb);
+      entry = entry.next;
+      // if we didn't call the onwrite immediately, then
+      // it means that we need to wait until it does.
+      // also, that means that the chunk and cb are currently
+      // being processed, so move the buffer counter past them.
+      if (state.writing) {
+        break;
+      }
+    }
+
+    if (entry === null)
+      state.lastBufferedRequest = null;
+  }
+  state.bufferedRequest = entry;
+  state.bufferProcessing = false;
+}
+
+Writable.prototype._write = function(chunk, encoding, cb) {
+  cb(new Error('not implemented'));
+};
+
+Writable.prototype._writev = null;
+
+Writable.prototype.end = function(chunk, encoding, cb) {
+  var state = this._writableState;
+
+  if (typeof chunk === 'function') {
+    cb = chunk;
+    chunk = null;
+    encoding = null;
+  } else if (typeof encoding === 'function') {
+    cb = encoding;
+    encoding = null;
+  }
+
+  if (chunk !== null && chunk !== undefined)
+    this.write(chunk, encoding);
+
+  // .end() fully uncorks
+  if (state.corked) {
+    state.corked = 1;
+    this.uncork();
+  }
+
+  // ignore unnecessary end() calls.
+  if (!state.ending && !state.finished)
+    endWritable(this, state, cb);
+};
+
+
+function needFinish(state) {
+  return (state.ending &&
+          state.length === 0 &&
+          state.bufferedRequest === null &&
+          !state.finished &&
+          !state.writing);
+}
+
+function prefinish(stream, state) {
+  if (!state.prefinished) {
+    state.prefinished = true;
+    stream.emit('prefinish');
+  }
+}
+
+function finishMaybe(stream, state) {
+  var need = needFinish(state);
+  if (need) {
+    if (state.pendingcb === 0) {
+      prefinish(stream, state);
+      state.finished = true;
+      stream.emit('finish');
+    } else {
+      prefinish(stream, state);
+    }
+  }
+  return need;
+}
+
+function endWritable(stream, state, cb) {
+  state.ending = true;
+  finishMaybe(stream, state);
+  if (cb) {
+    if (state.finished)
+      processNextTick(cb);
+    else
+      stream.once('finish', cb);
+  }
+  state.ended = true;
+}
+
+},{"./_stream_duplex":13,"buffer":2,"core-util-is":18,"events":6,"inherits":7,"process-nextick-args":19,"util-deprecate":20}],18:[function(require,module,exports){
+(function (Buffer){
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+// NOTE: These type checking functions intentionally don't use `instanceof`
+// because it is fragile and can be easily faked with `Object.create()`.
+function isArray(ar) {
+  return Array.isArray(ar);
+}
+exports.isArray = isArray;
+
+function isBoolean(arg) {
+  return typeof arg === 'boolean';
+}
+exports.isBoolean = isBoolean;
+
+function isNull(arg) {
+  return arg === null;
+}
+exports.isNull = isNull;
+
+function isNullOrUndefined(arg) {
+  return arg == null;
+}
+exports.isNullOrUndefined = isNullOrUndefined;
+
+function isNumber(arg) {
+  return typeof arg === 'number';
+}
+exports.isNumber = isNumber;
+
+function isString(arg) {
+  return typeof arg === 'string';
+}
+exports.isString = isString;
+
+function isSymbol(arg) {
+  return typeof arg === 'symbol';
+}
+exports.isSymbol = isSymbol;
+
+function isUndefined(arg) {
+  return arg === void 0;
+}
+exports.isUndefined = isUndefined;
+
+function isRegExp(re) {
+  return isObject(re) && objectToString(re) === '[object RegExp]';
+}
+exports.isRegExp = isRegExp;
+
+function isObject(arg) {
+  return typeof arg === 'object' && arg !== null;
+}
+exports.isObject = isObject;
+
+function isDate(d) {
+  return isObject(d) && objectToString(d) === '[object Date]';
+}
+exports.isDate = isDate;
+
+function isError(e) {
+  return isObject(e) &&
+      (objectToString(e) === '[object Error]' || e instanceof Error);
+}
+exports.isError = isError;
+
+function isFunction(arg) {
+  return typeof arg === 'function';
+}
+exports.isFunction = isFunction;
+
+function isPrimitive(arg) {
+  return arg === null ||
+         typeof arg === 'boolean' ||
+         typeof arg === 'number' ||
+         typeof arg === 'string' ||
+         typeof arg === 'symbol' ||  // ES6 symbol
+         typeof arg === 'undefined';
+}
+exports.isPrimitive = isPrimitive;
+
+function isBuffer(arg) {
+  return Buffer.isBuffer(arg);
+}
+exports.isBuffer = isBuffer;
+
+function objectToString(o) {
+  return Object.prototype.toString.call(o);
+}
+}).call(this,{"isBuffer":require("../../../../insert-module-globals/node_modules/is-buffer/index.js")})
+},{"../../../../insert-module-globals/node_modules/is-buffer/index.js":8}],19:[function(require,module,exports){
+(function (process){
+'use strict';
+module.exports = nextTick;
+
+function nextTick(fn) {
+  var args = new Array(arguments.length - 1);
+  var i = 0;
+  while (i < args.length) {
+    args[i++] = arguments[i];
+  }
+  process.nextTick(function afterTick() {
+    fn.apply(null, args);
+  });
+}
+
+}).call(this,require('_process'))
+},{"_process":10}],20:[function(require,module,exports){
+(function (global){
+
+/**
+ * Module exports.
+ */
+
+module.exports = deprecate;
+
+/**
+ * Mark that a method should not be used.
+ * Returns a modified function which warns once by default.
+ *
+ * If `localStorage.noDeprecation = true` is set, then it is a no-op.
+ *
+ * If `localStorage.throwDeprecation = true` is set, then deprecated functions
+ * will throw an Error when invoked.
+ *
+ * If `localStorage.traceDeprecation = true` is set, then deprecated functions
+ * will invoke `console.trace()` instead of `console.error()`.
+ *
+ * @param {Function} fn - the function to deprecate
+ * @param {String} msg - the string to print to the console when `fn` is invoked
+ * @returns {Function} a new "deprecated" version of `fn`
+ * @api public
+ */
+
+function deprecate (fn, msg) {
+  if (config('noDeprecation')) {
+    return fn;
+  }
+
+  var warned = false;
+  function deprecated() {
+    if (!warned) {
+      if (config('throwDeprecation')) {
+        throw new Error(msg);
+      } else if (config('traceDeprecation')) {
+        console.trace(msg);
+      } else {
+        console.warn(msg);
+      }
+      warned = true;
+    }
+    return fn.apply(this, arguments);
+  }
+
+  return deprecated;
+}
+
+/**
+ * Checks `localStorage` for boolean values for the given `name`.
+ *
+ * @param {String} name
+ * @returns {Boolean}
+ * @api private
+ */
+
+function config (name) {
+  // accessing global.localStorage can trigger a DOMException in sandboxed iframes
+  try {
+    if (!global.localStorage) return false;
+  } catch (_) {
+    return false;
+  }
+  var val = global.localStorage[name];
+  if (null == val) return false;
+  return String(val).toLowerCase() === 'true';
+}
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{}],21:[function(require,module,exports){
+module.exports = require("./lib/_stream_passthrough.js")
+
+},{"./lib/_stream_passthrough.js":14}],22:[function(require,module,exports){
+var Stream = (function (){
+  try {
+    return require('st' + 'ream'); // hack to fix a circular dependency issue when used with browserify
+  } catch(_){}
+}());
+exports = module.exports = require('./lib/_stream_readable.js');
+exports.Stream = Stream || exports;
+exports.Readable = exports;
+exports.Writable = require('./lib/_stream_writable.js');
+exports.Duplex = require('./lib/_stream_duplex.js');
+exports.Transform = require('./lib/_stream_transform.js');
+exports.PassThrough = require('./lib/_stream_passthrough.js');
+
+},{"./lib/_stream_duplex.js":13,"./lib/_stream_passthrough.js":14,"./lib/_stream_readable.js":15,"./lib/_stream_transform.js":16,"./lib/_stream_writable.js":17}],23:[function(require,module,exports){
+module.exports = require("./lib/_stream_transform.js")
+
+},{"./lib/_stream_transform.js":16}],24:[function(require,module,exports){
+module.exports = require("./lib/_stream_writable.js")
+
+},{"./lib/_stream_writable.js":17}],25:[function(require,module,exports){
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+module.exports = Stream;
+
+var EE = require('events').EventEmitter;
+var inherits = require('inherits');
+
+inherits(Stream, EE);
+Stream.Readable = require('readable-stream/readable.js');
+Stream.Writable = require('readable-stream/writable.js');
+Stream.Duplex = require('readable-stream/duplex.js');
+Stream.Transform = require('readable-stream/transform.js');
+Stream.PassThrough = require('readable-stream/passthrough.js');
+
+// Backwards-compat with node 0.4.x
+Stream.Stream = Stream;
+
+
+
+// old-style streams.  Note that the pipe method (the only relevant
+// part of this class) is overridden in the Readable class.
+
+function Stream() {
+  EE.call(this);
+}
+
+Stream.prototype.pipe = function(dest, options) {
+  var source = this;
+
+  function ondata(chunk) {
+    if (dest.writable) {
+      if (false === dest.write(chunk) && source.pause) {
+        source.pause();
+      }
+    }
+  }
+
+  source.on('data', ondata);
+
+  function ondrain() {
+    if (source.readable && source.resume) {
+      source.resume();
+    }
+  }
+
+  dest.on('drain', ondrain);
+
+  // If the 'end' option is not supplied, dest.end() will be called when
+  // source gets the 'end' or 'close' events.  Only dest.end() once.
+  if (!dest._isStdio && (!options || options.end !== false)) {
+    source.on('end', onend);
+    source.on('close', onclose);
+  }
+
+  var didOnEnd = false;
+  function onend() {
+    if (didOnEnd) return;
+    didOnEnd = true;
+
+    dest.end();
+  }
+
+
+  function onclose() {
+    if (didOnEnd) return;
+    didOnEnd = true;
+
+    if (typeof dest.destroy === 'function') dest.destroy();
+  }
+
+  // don't leave dangling pipes when there are errors.
+  function onerror(er) {
+    cleanup();
+    if (EE.listenerCount(this, 'error') === 0) {
+      throw er; // Unhandled stream error in pipe.
+    }
+  }
+
+  source.on('error', onerror);
+  dest.on('error', onerror);
+
+  // remove all the event listeners that were added.
+  function cleanup() {
+    source.removeListener('data', ondata);
+    dest.removeListener('drain', ondrain);
+
+    source.removeListener('end', onend);
+    source.removeListener('close', onclose);
+
+    source.removeListener('error', onerror);
+    dest.removeListener('error', onerror);
+
+    source.removeListener('end', cleanup);
+    source.removeListener('close', cleanup);
+
+    dest.removeListener('close', cleanup);
+  }
+
+  source.on('end', cleanup);
+  source.on('close', cleanup);
+
+  dest.on('close', cleanup);
+
+  dest.emit('pipe', source);
+
+  // Allow for unix-like usage: A.pipe(B).pipe(C)
+  return dest;
+};
+
+},{"events":6,"inherits":7,"readable-stream/duplex.js":12,"readable-stream/passthrough.js":21,"readable-stream/readable.js":22,"readable-stream/transform.js":23,"readable-stream/writable.js":24}],26:[function(require,module,exports){
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+var Buffer = require('buffer').Buffer;
+
+var isBufferEncoding = Buffer.isEncoding
+  || function(encoding) {
+       switch (encoding && encoding.toLowerCase()) {
+         case 'hex': case 'utf8': case 'utf-8': case 'ascii': case 'binary': case 'base64': case 'ucs2': case 'ucs-2': case 'utf16le': case 'utf-16le': case 'raw': return true;
+         default: return false;
+       }
+     }
+
+
+function assertEncoding(encoding) {
+  if (encoding && !isBufferEncoding(encoding)) {
+    throw new Error('Unknown encoding: ' + encoding);
+  }
+}
+
+// StringDecoder provides an interface for efficiently splitting a series of
+// buffers into a series of JS strings without breaking apart multi-byte
+// characters. CESU-8 is handled as part of the UTF-8 encoding.
+//
+// @TODO Handling all encodings inside a single object makes it very difficult
+// to reason about this code, so it should be split up in the future.
+// @TODO There should be a utf8-strict encoding that rejects invalid UTF-8 code
+// points as used by CESU-8.
+var StringDecoder = exports.StringDecoder = function(encoding) {
+  this.encoding = (encoding || 'utf8').toLowerCase().replace(/[-_]/, '');
+  assertEncoding(encoding);
+  switch (this.encoding) {
+    case 'utf8':
+      // CESU-8 represents each of Surrogate Pair by 3-bytes
+      this.surrogateSize = 3;
+      break;
+    case 'ucs2':
+    case 'utf16le':
+      // UTF-16 represents each of Surrogate Pair by 2-bytes
+      this.surrogateSize = 2;
+      this.detectIncompleteChar = utf16DetectIncompleteChar;
+      break;
+    case 'base64':
+      // Base-64 stores 3 bytes in 4 chars, and pads the remainder.
+      this.surrogateSize = 3;
+      this.detectIncompleteChar = base64DetectIncompleteChar;
+      break;
+    default:
+      this.write = passThroughWrite;
+      return;
+  }
+
+  // Enough space to store all bytes of a single character. UTF-8 needs 4
+  // bytes, but CESU-8 may require up to 6 (3 bytes per surrogate).
+  this.charBuffer = new Buffer(6);
+  // Number of bytes received for the current incomplete multi-byte character.
+  this.charReceived = 0;
+  // Number of bytes expected for the current incomplete multi-byte character.
+  this.charLength = 0;
+};
+
+
+// write decodes the given buffer and returns it as JS string that is
+// guaranteed to not contain any partial multi-byte characters. Any partial
+// character found at the end of the buffer is buffered up, and will be
+// returned when calling write again with the remaining bytes.
+//
+// Note: Converting a Buffer containing an orphan surrogate to a String
+// currently works, but converting a String to a Buffer (via `new Buffer`, or
+// Buffer#write) will replace incomplete surrogates with the unicode
+// replacement character. See https://codereview.chromium.org/121173009/ .
+StringDecoder.prototype.write = function(buffer) {
+  var charStr = '';
+  // if our last write ended with an incomplete multibyte character
+  while (this.charLength) {
+    // determine how many remaining bytes this buffer has to offer for this char
+    var available = (buffer.length >= this.charLength - this.charReceived) ?
+        this.charLength - this.charReceived :
+        buffer.length;
+
+    // add the new bytes to the char buffer
+    buffer.copy(this.charBuffer, this.charReceived, 0, available);
+    this.charReceived += available;
+
+    if (this.charReceived < this.charLength) {
+      // still not enough chars in this buffer? wait for more ...
+      return '';
+    }
+
+    // remove bytes belonging to the current character from the buffer
+    buffer = buffer.slice(available, buffer.length);
+
+    // get the character that was split
+    charStr = this.charBuffer.slice(0, this.charLength).toString(this.encoding);
+
+    // CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
+    var charCode = charStr.charCodeAt(charStr.length - 1);
+    if (charCode >= 0xD800 && charCode <= 0xDBFF) {
+      this.charLength += this.surrogateSize;
+      charStr = '';
+      continue;
+    }
+    this.charReceived = this.charLength = 0;
+
+    // if there are no more bytes in this buffer, just emit our char
+    if (buffer.length === 0) {
+      return charStr;
+    }
+    break;
+  }
+
+  // determine and set charLength / charReceived
+  this.detectIncompleteChar(buffer);
+
+  var end = buffer.length;
+  if (this.charLength) {
+    // buffer the incomplete character bytes we got
+    buffer.copy(this.charBuffer, 0, buffer.length - this.charReceived, end);
+    end -= this.charReceived;
+  }
+
+  charStr += buffer.toString(this.encoding, 0, end);
+
+  var end = charStr.length - 1;
+  var charCode = charStr.charCodeAt(end);
+  // CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
+  if (charCode >= 0xD800 && charCode <= 0xDBFF) {
+    var size = this.surrogateSize;
+    this.charLength += size;
+    this.charReceived += size;
+    this.charBuffer.copy(this.charBuffer, size, 0, size);
+    buffer.copy(this.charBuffer, 0, 0, size);
+    return charStr.substring(0, end);
+  }
+
+  // or just emit the charStr
+  return charStr;
+};
+
+// detectIncompleteChar determines if there is an incomplete UTF-8 character at
+// the end of the given buffer. If so, it sets this.charLength to the byte
+// length that character, and sets this.charReceived to the number of bytes
+// that are available for this character.
+StringDecoder.prototype.detectIncompleteChar = function(buffer) {
+  // determine how many bytes we have to check at the end of this buffer
+  var i = (buffer.length >= 3) ? 3 : buffer.length;
+
+  // Figure out if one of the last i bytes of our buffer announces an
+  // incomplete char.
+  for (; i > 0; i--) {
+    var c = buffer[buffer.length - i];
+
+    // See http://en.wikipedia.org/wiki/UTF-8#Description
+
+    // 110XXXXX
+    if (i == 1 && c >> 5 == 0x06) {
+      this.charLength = 2;
+      break;
+    }
+
+    // 1110XXXX
+    if (i <= 2 && c >> 4 == 0x0E) {
+      this.charLength = 3;
+      break;
+    }
+
+    // 11110XXX
+    if (i <= 3 && c >> 3 == 0x1E) {
+      this.charLength = 4;
+      break;
+    }
+  }
+  this.charReceived = i;
+};
+
+StringDecoder.prototype.end = function(buffer) {
+  var res = '';
+  if (buffer && buffer.length)
+    res = this.write(buffer);
+
+  if (this.charReceived) {
+    var cr = this.charReceived;
+    var buf = this.charBuffer;
+    var enc = this.encoding;
+    res += buf.slice(0, cr).toString(enc);
+  }
+
+  return res;
+};
+
+function passThroughWrite(buffer) {
+  return buffer.toString(this.encoding);
+}
+
+function utf16DetectIncompleteChar(buffer) {
+  this.charReceived = buffer.length % 2;
+  this.charLength = this.charReceived ? 2 : 0;
+}
+
+function base64DetectIncompleteChar(buffer) {
+  this.charReceived = buffer.length % 3;
+  this.charLength = this.charReceived ? 3 : 0;
+}
+
+},{"buffer":2}],27:[function(require,module,exports){
+module.exports = function isBuffer(arg) {
+  return arg && typeof arg === 'object'
+    && typeof arg.copy === 'function'
+    && typeof arg.fill === 'function'
+    && typeof arg.readUInt8 === 'function';
+}
+},{}],28:[function(require,module,exports){
+(function (process,global){
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+var formatRegExp = /%[sdj%]/g;
+exports.format = function(f) {
+  if (!isString(f)) {
+    var objects = [];
+    for (var i = 0; i < arguments.length; i++) {
+      objects.push(inspect(arguments[i]));
+    }
+    return objects.join(' ');
+  }
+
+  var i = 1;
+  var args = arguments;
+  var len = args.length;
+  var str = String(f).replace(formatRegExp, function(x) {
+    if (x === '%%') return '%';
+    if (i >= len) return x;
+    switch (x) {
+      case '%s': return String(args[i++]);
+      case '%d': return Number(args[i++]);
+      case '%j':
+        try {
+          return JSON.stringify(args[i++]);
+        } catch (_) {
+          return '[Circular]';
+        }
+      default:
+        return x;
+    }
+  });
+  for (var x = args[i]; i < len; x = args[++i]) {
+    if (isNull(x) || !isObject(x)) {
+      str += ' ' + x;
+    } else {
+      str += ' ' + inspect(x);
+    }
+  }
+  return str;
+};
+
+
+// Mark that a method should not be used.
+// Returns a modified function which warns once by default.
+// If --no-deprecation is set, then it is a no-op.
+exports.deprecate = function(fn, msg) {
+  // Allow for deprecating things in the process of starting up.
+  if (isUndefined(global.process)) {
+    return function() {
+      return exports.deprecate(fn, msg).apply(this, arguments);
+    };
+  }
+
+  if (process.noDeprecation === true) {
+    return fn;
+  }
+
+  var warned = false;
+  function deprecated() {
+    if (!warned) {
+      if (process.throwDeprecation) {
+        throw new Error(msg);
+      } else if (process.traceDeprecation) {
+        console.trace(msg);
+      } else {
+        console.error(msg);
+      }
+      warned = true;
+    }
+    return fn.apply(this, arguments);
+  }
+
+  return deprecated;
+};
+
+
+var debugs = {};
+var debugEnviron;
+exports.debuglog = function(set) {
+  if (isUndefined(debugEnviron))
+    debugEnviron = process.env.NODE_DEBUG || '';
+  set = set.toUpperCase();
+  if (!debugs[set]) {
+    if (new RegExp('\\b' + set + '\\b', 'i').test(debugEnviron)) {
+      var pid = process.pid;
+      debugs[set] = function() {
+        var msg = exports.format.apply(exports, arguments);
+        console.error('%s %d: %s', set, pid, msg);
+      };
+    } else {
+      debugs[set] = function() {};
+    }
+  }
+  return debugs[set];
+};
+
+
+/**
+ * Echos the value of a value. Trys to print the value out
+ * in the best way possible given the different types.
+ *
+ * @param {Object} obj The object to print out.
+ * @param {Object} opts Optional options object that alters the output.
+ */
+/* legacy: obj, showHidden, depth, colors*/
+function inspect(obj, opts) {
+  // default options
+  var ctx = {
+    seen: [],
+    stylize: stylizeNoColor
+  };
+  // legacy...
+  if (arguments.length >= 3) ctx.depth = arguments[2];
+  if (arguments.length >= 4) ctx.colors = arguments[3];
+  if (isBoolean(opts)) {
+    // legacy...
+    ctx.showHidden = opts;
+  } else if (opts) {
+    // got an "options" object
+    exports._extend(ctx, opts);
+  }
+  // set default options
+  if (isUndefined(ctx.showHidden)) ctx.showHidden = false;
+  if (isUndefined(ctx.depth)) ctx.depth = 2;
+  if (isUndefined(ctx.colors)) ctx.colors = false;
+  if (isUndefined(ctx.customInspect)) ctx.customInspect = true;
+  if (ctx.colors) ctx.stylize = stylizeWithColor;
+  return formatValue(ctx, obj, ctx.depth);
+}
+exports.inspect = inspect;
+
+
+// http://en.wikipedia.org/wiki/ANSI_escape_code#graphics
+inspect.colors = {
+  'bold' : [1, 22],
+  'italic' : [3, 23],
+  'underline' : [4, 24],
+  'inverse' : [7, 27],
+  'white' : [37, 39],
+  'grey' : [90, 39],
+  'black' : [30, 39],
+  'blue' : [34, 39],
+  'cyan' : [36, 39],
+  'green' : [32, 39],
+  'magenta' : [35, 39],
+  'red' : [31, 39],
+  'yellow' : [33, 39]
+};
+
+// Don't use 'blue' not visible on cmd.exe
+inspect.styles = {
+  'special': 'cyan',
+  'number': 'yellow',
+  'boolean': 'yellow',
+  'undefined': 'grey',
+  'null': 'bold',
+  'string': 'green',
+  'date': 'magenta',
+  // "name": intentionally not styling
+  'regexp': 'red'
+};
+
+
+function stylizeWithColor(str, styleType) {
+  var style = inspect.styles[styleType];
+
+  if (style) {
+    return '\u001b[' + inspect.colors[style][0] + 'm' + str +
+           '\u001b[' + inspect.colors[style][1] + 'm';
+  } else {
+    return str;
+  }
+}
+
+
+function stylizeNoColor(str, styleType) {
+  return str;
+}
+
+
+function arrayToHash(array) {
+  var hash = {};
+
+  array.forEach(function(val, idx) {
+    hash[val] = true;
+  });
+
+  return hash;
+}
+
+
+function formatValue(ctx, value, recurseTimes) {
+  // Provide a hook for user-specified inspect functions.
+  // Check that value is an object with an inspect function on it
+  if (ctx.customInspect &&
+      value &&
+      isFunction(value.inspect) &&
+      // Filter out the util module, it's inspect function is special
+      value.inspect !== exports.inspect &&
+      // Also filter out any prototype objects using the circular check.
+      !(value.constructor && value.constructor.prototype === value)) {
+    var ret = value.inspect(recurseTimes, ctx);
+    if (!isString(ret)) {
+      ret = formatValue(ctx, ret, recurseTimes);
+    }
+    return ret;
+  }
+
+  // Primitive types cannot have properties
+  var primitive = formatPrimitive(ctx, value);
+  if (primitive) {
+    return primitive;
+  }
+
+  // Look up the keys of the object.
+  var keys = Object.keys(value);
+  var visibleKeys = arrayToHash(keys);
+
+  if (ctx.showHidden) {
+    keys = Object.getOwnPropertyNames(value);
+  }
+
+  // IE doesn't make error fields non-enumerable
+  // http://msdn.microsoft.com/en-us/library/ie/dww52sbt(v=vs.94).aspx
+  if (isError(value)
+      && (keys.indexOf('message') >= 0 || keys.indexOf('description') >= 0)) {
+    return formatError(value);
+  }
+
+  // Some type of object without properties can be shortcutted.
+  if (keys.length === 0) {
+    if (isFunction(value)) {
+      var name = value.name ? ': ' + value.name : '';
+      return ctx.stylize('[Function' + name + ']', 'special');
+    }
+    if (isRegExp(value)) {
+      return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
+    }
+    if (isDate(value)) {
+      return ctx.stylize(Date.prototype.toString.call(value), 'date');
+    }
+    if (isError(value)) {
+      return formatError(value);
+    }
+  }
+
+  var base = '', array = false, braces = ['{', '}'];
+
+  // Make Array say that they are Array
+  if (isArray(value)) {
+    array = true;
+    braces = ['[', ']'];
+  }
+
+  // Make functions say that they are functions
+  if (isFunction(value)) {
+    var n = value.name ? ': ' + value.name : '';
+    base = ' [Function' + n + ']';
+  }
+
+  // Make RegExps say that they are RegExps
+  if (isRegExp(value)) {
+    base = ' ' + RegExp.prototype.toString.call(value);
+  }
+
+  // Make dates with properties first say the date
+  if (isDate(value)) {
+    base = ' ' + Date.prototype.toUTCString.call(value);
+  }
+
+  // Make error with message first say the error
+  if (isError(value)) {
+    base = ' ' + formatError(value);
+  }
+
+  if (keys.length === 0 && (!array || value.length == 0)) {
+    return braces[0] + base + braces[1];
+  }
+
+  if (recurseTimes < 0) {
+    if (isRegExp(value)) {
+      return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
+    } else {
+      return ctx.stylize('[Object]', 'special');
+    }
+  }
+
+  ctx.seen.push(value);
+
+  var output;
+  if (array) {
+    output = formatArray(ctx, value, recurseTimes, visibleKeys, keys);
+  } else {
+    output = keys.map(function(key) {
+      return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array);
+    });
+  }
+
+  ctx.seen.pop();
+
+  return reduceToSingleString(output, base, braces);
+}
+
+
+function formatPrimitive(ctx, value) {
+  if (isUndefined(value))
+    return ctx.stylize('undefined', 'undefined');
+  if (isString(value)) {
+    var simple = '\'' + JSON.stringify(value).replace(/^"|"$/g, '')
+                                             .replace(/'/g, "\\'")
+                                             .replace(/\\"/g, '"') + '\'';
+    return ctx.stylize(simple, 'string');
+  }
+  if (isNumber(value))
+    return ctx.stylize('' + value, 'number');
+  if (isBoolean(value))
+    return ctx.stylize('' + value, 'boolean');
+  // For some reason typeof null is "object", so special case here.
+  if (isNull(value))
+    return ctx.stylize('null', 'null');
+}
+
+
+function formatError(value) {
+  return '[' + Error.prototype.toString.call(value) + ']';
+}
+
+
+function formatArray(ctx, value, recurseTimes, visibleKeys, keys) {
+  var output = [];
+  for (var i = 0, l = value.length; i < l; ++i) {
+    if (hasOwnProperty(value, String(i))) {
+      output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
+          String(i), true));
+    } else {
+      output.push('');
+    }
+  }
+  keys.forEach(function(key) {
+    if (!key.match(/^\d+$/)) {
+      output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
+          key, true));
+    }
+  });
+  return output;
+}
+
+
+function formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) {
+  var name, str, desc;
+  desc = Object.getOwnPropertyDescriptor(value, key) || { value: value[key] };
+  if (desc.get) {
+    if (desc.set) {
+      str = ctx.stylize('[Getter/Setter]', 'special');
+    } else {
+      str = ctx.stylize('[Getter]', 'special');
+    }
+  } else {
+    if (desc.set) {
+      str = ctx.stylize('[Setter]', 'special');
+    }
+  }
+  if (!hasOwnProperty(visibleKeys, key)) {
+    name = '[' + key + ']';
+  }
+  if (!str) {
+    if (ctx.seen.indexOf(desc.value) < 0) {
+      if (isNull(recurseTimes)) {
+        str = formatValue(ctx, desc.value, null);
+      } else {
+        str = formatValue(ctx, desc.value, recurseTimes - 1);
+      }
+      if (str.indexOf('\n') > -1) {
+        if (array) {
+          str = str.split('\n').map(function(line) {
+            return '  ' + line;
+          }).join('\n').substr(2);
+        } else {
+          str = '\n' + str.split('\n').map(function(line) {
+            return '   ' + line;
+          }).join('\n');
+        }
+      }
+    } else {
+      str = ctx.stylize('[Circular]', 'special');
+    }
+  }
+  if (isUndefined(name)) {
+    if (array && key.match(/^\d+$/)) {
+      return str;
+    }
+    name = JSON.stringify('' + key);
+    if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) {
+      name = name.substr(1, name.length - 2);
+      name = ctx.stylize(name, 'name');
+    } else {
+      name = name.replace(/'/g, "\\'")
+                 .replace(/\\"/g, '"')
+                 .replace(/(^"|"$)/g, "'");
+      name = ctx.stylize(name, 'string');
+    }
+  }
+
+  return name + ': ' + str;
+}
+
+
+function reduceToSingleString(output, base, braces) {
+  var numLinesEst = 0;
+  var length = output.reduce(function(prev, cur) {
+    numLinesEst++;
+    if (cur.indexOf('\n') >= 0) numLinesEst++;
+    return prev + cur.replace(/\u001b\[\d\d?m/g, '').length + 1;
+  }, 0);
+
+  if (length > 60) {
+    return braces[0] +
+           (base === '' ? '' : base + '\n ') +
+           ' ' +
+           output.join(',\n  ') +
+           ' ' +
+           braces[1];
+  }
+
+  return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1];
+}
+
+
+// NOTE: These type checking functions intentionally don't use `instanceof`
+// because it is fragile and can be easily faked with `Object.create()`.
+function isArray(ar) {
+  return Array.isArray(ar);
+}
+exports.isArray = isArray;
+
+function isBoolean(arg) {
+  return typeof arg === 'boolean';
+}
+exports.isBoolean = isBoolean;
+
+function isNull(arg) {
+  return arg === null;
+}
+exports.isNull = isNull;
+
+function isNullOrUndefined(arg) {
+  return arg == null;
+}
+exports.isNullOrUndefined = isNullOrUndefined;
+
+function isNumber(arg) {
+  return typeof arg === 'number';
+}
+exports.isNumber = isNumber;
+
+function isString(arg) {
+  return typeof arg === 'string';
+}
+exports.isString = isString;
+
+function isSymbol(arg) {
+  return typeof arg === 'symbol';
+}
+exports.isSymbol = isSymbol;
+
+function isUndefined(arg) {
+  return arg === void 0;
+}
+exports.isUndefined = isUndefined;
+
+function isRegExp(re) {
+  return isObject(re) && objectToString(re) === '[object RegExp]';
+}
+exports.isRegExp = isRegExp;
+
+function isObject(arg) {
+  return typeof arg === 'object' && arg !== null;
+}
+exports.isObject = isObject;
+
+function isDate(d) {
+  return isObject(d) && objectToString(d) === '[object Date]';
+}
+exports.isDate = isDate;
+
+function isError(e) {
+  return isObject(e) &&
+      (objectToString(e) === '[object Error]' || e instanceof Error);
+}
+exports.isError = isError;
+
+function isFunction(arg) {
+  return typeof arg === 'function';
+}
+exports.isFunction = isFunction;
+
+function isPrimitive(arg) {
+  return arg === null ||
+         typeof arg === 'boolean' ||
+         typeof arg === 'number' ||
+         typeof arg === 'string' ||
+         typeof arg === 'symbol' ||  // ES6 symbol
+         typeof arg === 'undefined';
+}
+exports.isPrimitive = isPrimitive;
+
+exports.isBuffer = require('./support/isBuffer');
+
+function objectToString(o) {
+  return Object.prototype.toString.call(o);
+}
+
+
+function pad(n) {
+  return n < 10 ? '0' + n.toString(10) : n.toString(10);
+}
+
+
+var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep',
+              'Oct', 'Nov', 'Dec'];
+
+// 26 Feb 16:19:34
+function timestamp() {
+  var d = new Date();
+  var time = [pad(d.getHours()),
+              pad(d.getMinutes()),
+              pad(d.getSeconds())].join(':');
+  return [d.getDate(), months[d.getMonth()], time].join(' ');
+}
+
+
+// log is just a thin wrapper to console.log that prepends a timestamp
+exports.log = function() {
+  console.log('%s - %s', timestamp(), exports.format.apply(exports, arguments));
+};
+
+
+/**
+ * Inherit the prototype methods from one constructor into another.
+ *
+ * The Function.prototype.inherits from lang.js rewritten as a standalone
+ * function (not on Function.prototype). NOTE: If this file is to be loaded
+ * during bootstrapping this function needs to be rewritten using some native
+ * functions as prototype setup using normal JavaScript does not work as
+ * expected during bootstrapping (see mirror.js in r114903).
+ *
+ * @param {function} ctor Constructor function which needs to inherit the
+ *     prototype.
+ * @param {function} superCtor Constructor function to inherit prototype from.
+ */
+exports.inherits = require('inherits');
+
+exports._extend = function(origin, add) {
+  // Don't do anything if add isn't an object
+  if (!add || !isObject(add)) return origin;
+
+  var keys = Object.keys(add);
+  var i = keys.length;
+  while (i--) {
+    origin[keys[i]] = add[keys[i]];
+  }
+  return origin;
+};
+
+function hasOwnProperty(obj, prop) {
+  return Object.prototype.hasOwnProperty.call(obj, prop);
+}
+
+}).call(this,require('_process'),typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"./support/isBuffer":27,"_process":10,"inherits":7}],29:[function(require,module,exports){
+var util = require('util');
+var intersect = require('intersect');
+var WildEmitter = require('wildemitter');
+var webrtc = require('webrtcsupport');
+
+var BaseSession = require('jingle-session');
+var MediaSession = require('jingle-media-session');
+var FileSession = require('jingle-filetransfer-session');
+
+
+function SessionManager(conf) {
+    WildEmitter.call(this);
+
+    conf = conf || {};
+
+    this.jid = conf.jid;
+    this.selfID = conf.selfID || (this.jid && this.jid.full) || this.jid || '';
+
+    this.sessions = {};
+    this.peers = {};
+
+    this.prepareSession = conf.prepareSession || function (opts) {
+        if (opts.descriptionTypes.indexOf('rtp') >= 0) {
+            return new MediaSession(opts);
+        }
+        if (opts.descriptionTypes.indexOf('filetransfer') >= 0) {
+            return new FileSession(opts);
+        }
+    };
+
+    this.performTieBreak = conf.performTieBreak || function (sess, req) {
+        var descriptionTypes = req.jingle.contents.map(function (content) {
+            if (content.description) {
+                return content.description.descType;
+            }
+        });
+
+        var matching = intersect(sess.pendingDescriptionTypes, descriptionTypes);
+
+        return matching.length > 0;
+    };
+
+    this.screenSharingSupport = webrtc.screenSharing;
+
+    this.capabilities = [
+        'urn:xmpp:jingle:1'
+    ];
+    if (webrtc.support) {
+        this.capabilities = [
+            'urn:xmpp:jingle:1',
+            'urn:xmpp:jingle:apps:rtp:1',
+            'urn:xmpp:jingle:apps:rtp:audio',
+            'urn:xmpp:jingle:apps:rtp:video',
+            'urn:xmpp:jingle:apps:rtp:rtcb-fb:0',
+            'urn:xmpp:jingle:apps:rtp:rtp-hdrext:0',
+            'urn:xmpp:jingle:apps:rtp:ssma:0',
+            'urn:xmpp:jingle:apps:dtls:0',
+            'urn:xmpp:jingle:apps:grouping:0',
+            'urn:xmpp:jingle:apps:file-transfer:3',
+            'urn:xmpp:jingle:transports:ice-udp:1',
+            'urn:xmpp:jingle:transports.dtls-sctp:1',
+            'urn:ietf:rfc:3264',
+            'urn:ietf:rfc:5576',
+            'urn:ietf:rfc:5888'
+        ];
+    }
+
+    this.config = {
+        debug: false,
+        peerConnectionConfig: {
+            iceServers: conf.iceServers || [{'url': 'stun:stun.l.google.com:19302'}]
+        },
+        peerConnectionConstraints: {
+            optional: [
+                {DtlsSrtpKeyAgreement: true},
+                {RtpDataChannels: false}
+            ]
+        },
+        media: {
+            audio: true,
+            video: true
+        }
+    };
+
+    for (var item in conf) {
+        this.config[item] = conf[item];
+    }
+
+    this.iceServers = this.config.peerConnectionConfig.iceServers;
+}
+
+
+util.inherits(SessionManager, WildEmitter);
+
+
+SessionManager.prototype.addICEServer = function (server) {
+    // server == {
+    //    url: '',
+    //    [username: '',]
+    //    [credential: '']
+    // }
+    if (typeof server === 'string') {
+        server = {url: server};
+    }
+    this.iceServers.push(server);
+};
+
+SessionManager.prototype.addSession = function (session) {
+    var self = this;
+
+    var sid = session.sid;
+    var peer = session.peerID;
+
+    this.sessions[sid] = session;
+    if (!this.peers[peer]) {
+        this.peers[peer] = [];
+    }
+
+    this.peers[peer].push(session);
+
+    // Automatically clean up tracked sessions
+    session.on('terminated', function () {
+        var peers = self.peers[peer] || [];
+        if (peers.length) {
+            peers.splice(peers.indexOf(session), 1);
+        }
+        delete self.sessions[sid];
+    });
+
+    // Proxy session events
+    session.on('*', function (name, data, extraData, extraData2) {
+        // Listen for when we actually try to start a session to
+        // trigger the outgoing event.
+        if (name === 'send') {
+            var action = data.jingle && data.jingle.action;
+            if (session.isInitiator && action === 'session-initiate') {
+                self.emit('outgoing', session);
+            }
+        }
+
+        if (self.config.debug && (name === 'log:debug' || name === 'log:error')) {
+            console.log('Jingle:', data, extraData, extraData2);
+        }
+
+        // Don't proxy change:* events, since those don't apply to
+        // the session manager itself.
+        if (name.indexOf('change') === 0) {
+            return;
+        }
+
+        self.emit(name, data, extraData, extraData2);
+    });
+
+    this.emit('createdSession', session);
+
+    return session;
+};
+
+SessionManager.prototype.createMediaSession = function (peer, sid, stream) {
+    var session = new MediaSession({
+        sid: sid,
+        peer: peer,
+        initiator: true,
+        stream: stream,
+        parent: this,
+        iceServers: this.iceServers,
+        constraints: this.config.peerConnectionConstraints
+    });
+
+    this.addSession(session);
+
+    return session;
+};
+
+SessionManager.prototype.createFileTransferSession = function (peer, sid) {
+    var session = new FileSession({
+        sid: sid,
+        peer: peer,
+        initiator: true,
+        parent: this
+    });
+
+    this.addSession(session);
+
+    return session;
+};
+
+SessionManager.prototype.endPeerSessions = function (peer, reason, silent) {
+    peer = peer.full || peer;
+
+    var sessions = this.peers[peer] || [];
+    delete this.peers[peer];
+
+    sessions.forEach(function (session) {
+        session.end(reason || 'gone', silent);
+    });
+};
+
+SessionManager.prototype.endAllSessions = function (reason, silent) {
+    var self = this;
+    Object.keys(this.peers).forEach(function (peer) {
+        self.endPeerSessions(peer, reason, silent);
+    });
+};
+
+SessionManager.prototype._createIncomingSession = function (meta, req) {
+    var session;
+
+    if (this.prepareSession) {
+        session = this.prepareSession(meta, req);
+    }
+
+    // Fallback to a generic session type, which can
+    // only be used to end the session.
+
+    if (!session) {
+        session = new BaseSession(meta);
+    }
+
+    this.addSession(session);
+
+    return session;
+};
+
+SessionManager.prototype._sendError = function (to, id, data) {
+    if (!data.type) {
+        data.type = 'cancel';
+    }
+    this.emit('send', {
+        to: to,
+        id: id,
+        type: 'error',
+        error: data
+    });
+};
+
+SessionManager.prototype._log = function (level, message) {
+    this.emit('log:' + level, message);
+};
+
+SessionManager.prototype.process = function (req) {
+    var self = this;
+
+    // Extract the request metadata that we need to verify
+    var sid = !!req.jingle ? req.jingle.sid : null;
+    var session = this.sessions[sid] || null;
+    var rid = req.id;
+    var sender = req.from.full || req.from;
+
+
+    if (req.type === 'error') {
+        var isTieBreak = req.error && req.error.jingleCondition === 'tie-break';
+        if (session && session.pending && isTieBreak) {
+            return session.end('alternative-session', true);
+        } else {
+            if (session) {
+                session.pendingAction = false;
+            }
+            return this.emit('error', req);
+        }
+    }
+
+    if (req.type === 'result') {
+        if (session) {
+            session.pendingAction = false;
+        }
+        return;
+    }
+
+    var action = req.jingle.action;
+    var contents = req.jingle.contents || [];
+
+    var descriptionTypes = contents.map(function (content) {
+        if (content.description) {
+            return content.description.descType;
+        }
+    });
+    var transportTypes = contents.map(function (content) {
+        if (content.transport) {
+            return content.transport.transType;
+        }
+    });
+
+
+    // Now verify that we are allowed to actually process the
+    // requested action
+
+    if (action !== 'session-initiate') {
+        // Can't modify a session that we don't have.
+        if (!session) {
+            this._log('error', 'Unknown session', sid);
+            return this._sendError(sender, rid, {
+                condition: 'item-not-found',
+                jingleCondition: 'unknown-session'
+            });
+        }
+
+        // Check if someone is trying to hijack a session.
+        if (session.peerID !== sender || session.ended) {
+            this._log('error', 'Session has ended, or action has wrong sender');
+            return this._sendError(sender, rid, {
+                condition: 'item-not-found',
+                jingleCondition: 'unknown-session'
+            });
+        }
+
+        // Can't accept a session twice
+        if (action === 'session-accept' && !session.pending) {
+            this._log('error', 'Tried to accept session twice', sid);
+            return this._sendError(sender, rid, {
+                condition: 'unexpected-request',
+                jingleCondition: 'out-of-order'
+            });
+        }
+
+        // Can't process two requests at once, need to tie break
+        if (action !== 'session-terminate' && action === session.pendingAction) {
+            this._log('error', 'Tie break during pending request');
+            if (session.isInitiator) {
+                return this._sendError(sender, rid, {
+                    condition: 'conflict',
+                    jingleCondition: 'tie-break'
+                });
+            }
+        }
+    } else if (session) {
+        // Don't accept a new session if we already have one.
+        if (session.peerID !== sender) {
+            this._log('error', 'Duplicate sid from new sender');
+            return this._sendError(sender, rid, {
+                condition: 'service-unavailable'
+            });
+        }
+
+        // Check if we need to have a tie breaker because both parties
+        // happened to pick the same random sid.
+        if (session.pending) {
+            if (this.selfID > session.peerID && this.performTieBreak(session, req)) {
+                this._log('error', 'Tie break new session because of duplicate sids');
+                return this._sendError(sender, rid, {
+                    condition: 'conflict',
+                    jingleCondition: 'tie-break'
+                });
+            }
+        } else {
+            // The other side is just doing it wrong.
+            this._log('error', 'Someone is doing this wrong');
+            return this._sendError(sender, rid, {
+                condition: 'unexpected-request',
+                jingleCondition: 'out-of-order'
+            });
+        }
+    } else if (this.peers[sender] && this.peers[sender].length) {
+        // Check if we need to have a tie breaker because we already have
+        // a different session with this peer that is using the requested
+        // content description types.
+        for (var i = 0, len = this.peers[sender].length; i < len; i++) {
+            var sess = this.peers[sender][i];
+            if (sess && sess.pending && sess.sid > sid && this.performTieBreak(sess, req)) {
+                this._log('info', 'Tie break session-initiate');
+                return this._sendError(sender, rid, {
+                    condition: 'conflict',
+                    jingleCondition: 'tie-break'
+                });
+            }
+        }
+    }
+
+    // We've now weeded out invalid requests, so we can process the action now.
+
+    if (action === 'session-initiate') {
+        if (!contents.length) {
+            return self._sendError(sender, rid, {
+                condition: 'bad-request'
+            });
+        }
+
+        session = this._createIncomingSession({
+            sid: sid,
+            peer: req.from,
+            peerID: sender,
+            initiator: false,
+            parent: this,
+            descriptionTypes: descriptionTypes,
+            transportTypes: transportTypes,
+            iceServers: this.iceServers,
+            constraints: this.config.peerConnectionConstraints
+        }, req);
+    }
+
+    session.process(action, req.jingle, function (err) {
+        if (err) {
+            self._log('error', 'Could not process request', req, err);
+            self._sendError(sender, rid, err);
+        } else {
+            self.emit('send', {
+                to: sender,
+                id: rid,
+                type: 'result',
+            });
+
+            // Wait for the initial action to be processed before emitting
+            // the session for the user to accept/reject.
+            if (action === 'session-initiate') {
+                self.emit('incoming', session);
+            }
+        }
+    });
+};
+
+
+module.exports = SessionManager;
+
+},{"intersect":31,"jingle-filetransfer-session":32,"jingle-media-session":86,"jingle-session":118,"util":28,"webrtcsupport":123,"wildemitter":124}],30:[function(require,module,exports){
+var arr = [];
+var each = arr.forEach;
+var slice = arr.slice;
+
+
+module.exports = function(obj) {
+    each.call(slice.call(arguments, 1), function(source) {
+        if (source) {
+            for (var prop in source) {
+                obj[prop] = source[prop];
+            }
+        }
+    });
+    return obj;
+};
+
+},{}],31:[function(require,module,exports){
+module.exports = intersect;
+
+function intersect (a, b) {
+  var res = [];
+  for (var i = 0; i < a.length; i++) {
+    if (indexOf(b, a[i]) > -1) res.push(a[i]);
+  }
+  return res;
+}
+
+intersect.big = function(a, b) {
+  var ret = [];
+  var temp = {};
+  
+  for (var i = 0; i < b.length; i++) {
+    temp[b[i]] = true;
+  }
+  for (var i = 0; i < a.length; i++) {
+    if (temp[a[i]]) ret.push(a[i]);
+  }
+  
+  return ret;
+}
+
+function indexOf(arr, el) {
+  for (var i = 0; i < arr.length; i++) {
+    if (arr[i] === el) return i;
+  }
+  return -1;
+}
+
+},{}],32:[function(require,module,exports){
+var util = require('util');
+var extend = require('extend-object');
+var BaseSession = require('jingle-session');
+var RTCPeerConnection = require('rtcpeerconnection');
+var FileTransfer = require('filetransfer/hashed');
+
+
+function FileTransferSession(opts) {
+    BaseSession.call(this, opts);
+
+    this.pc = new RTCPeerConnection({
+        iceServers: opts.iceServers || [],
+        useJingle: true
+    }, opts.constraints || {});
+
+    this.pc.on('ice', this.onIceCandidate.bind(this));
+    this.pc.on('iceConnectionStateChange', this.onIceStateChange.bind(this));
+    this.pc.on('addChannel', this.onChannelAdded.bind(this));
+
+    this.sender = null;
+    this.receiver = null;
+}
+
+
+util.inherits(FileTransferSession, BaseSession);
+
+
+FileTransferSession.prototype = extend(FileTransferSession.prototype, {
+
+    // ----------------------------------------------------------------
+    // Session control methods
+    // ----------------------------------------------------------------
+
+    start: function (file) {
+        var self = this;
+        this.state = 'pending';
+
+        this.pc.isInitiator = true;
+
+        this.sender = new FileTransfer.Sender();
+        this.sender.on('progress', function (sent, size) {
+            self._log('info', 'Send progress ' + sent + '/' + size);
+        });
+        this.sender.on('sentFile', function (meta) {
+            self._log('info', 'Sent file', meta.name);
+
+            var content = self.pc.localDescription.contents[0];
+            delete content.transport;
+
+            content.description = {
+                descType: 'filetransfer',
+                offer: {
+                    hash: {
+                        algo: meta.algo,
+                        value: meta.hash
+                    }
+                }
+            };
+
+            self.send('description-info', {
+                contents: [content]
+            });
+            self.emit('sentFile', self, meta);
+        });
+
+        var sendChannel = this.pc.createDataChannel('filetransfer');
+        sendChannel.onopen = function () {
+            self.sender.send(file, sendChannel);
+        };
+
+        var constraints = {
+            mandatory: {
+                OfferToReceiveAudio: false,
+                OfferToReceiveVideo: false
+            }
+        };
+
+        this.pc.offer(constraints, function (err, offer) {
+            if (err) {
+                self._log('error', 'Could not create WebRTC offer', err);
+                return self.end('failed-application', true);
+            }
+
+            offer.jingle.contents[0].description = {
+                descType: 'filetransfer',
+                offer: {
+                    date: file.lastModifiedDate,
+                    name: file.name,
+                    size: file.size,
+                    hash: {
+                        algo: 'sha-1',
+                        value: ''
+                    }
+                }
+            };
+
+            self.send('session-initiate', offer.jingle);
+        });
+    },
+
+    accept: function () {
+        var self = this;
+
+        this._log('info', 'Accepted incoming session');
+
+        this.state = 'active';
+
+        this.pc.answer(function (err, answer) {
+            if (err) {
+                self._log('error', 'Could not create WebRTC answer', err);
+                return self.end('failed-application');
+            }
+            self.send('session-accept', answer.jingle);
+        });
+    },
+
+    end: function (reason, silent) {
+        this.pc.close();
+        BaseSession.prototype.end.call(this, reason, silent);
+    },
+
+    maybeReceivedFile: function () {
+        if (!this.receiver.metadata.hash.value) {
+            // unknown hash, file transfer not completed
+        } else if (this.receiver.metadata.hash.value === this.receiver.metadata.actualhash) {
+            this._log('info', 'File hash matches');
+            this.emit('receivedFile', this, this.receivedFile, this.receiver.metadata);
+            this.end('success');
+        } else {
+            this._log('error', 'File hash does not match');
+            this.end('media-error');
+        }
+    },
+
+    // ----------------------------------------------------------------
+    // ICE action handers
+    // ----------------------------------------------------------------
+
+    onIceCandidate: function (candidate) {
+        this._log('info', 'Discovered new ICE candidate', candidate.jingle);
+        this.send('transport-info', candidate.jingle);
+    },
+
+    onIceStateChange: function () {
+        switch (this.pc.iceConnectionState) {
+            case 'checking':
+                this.connectionState = 'connecting';
+                break;
+            case 'completed':
+            case 'connected':
+                this.connectionState = 'connected';
+                break;
+            case 'disconnected':
+                if (this.pc.signalingState === 'stable') {
+                    this.connectionState = 'interrupted';
+                } else {
+                    this.connectionState = 'disconnected';
+                }
+                break;
+            case 'failed':
+                this.connectionState = 'failed';
+                this.end('failed-transport');
+                break;
+            case 'closed':
+                this.connectionState = 'disconnected';
+                break;
+        }
+    },
+
+    onChannelAdded: function (channel) {
+        this.receiver.receive(null, channel);
+    },
+
+    // ----------------------------------------------------------------
+    // Jingle action handers
+    // ----------------------------------------------------------------
+
+    onSessionInitiate: function (changes, cb) {
+        var self = this;
+
+        this._log('info', 'Initiating incoming session');
+
+        this.state = 'pending';
+
+        this.pc.isInitiator = false;
+
+        var desc = changes.contents[0].description;
+
+
+        this.receiver = new FileTransfer.Receiver({hash: desc.offer.hash.algo});
+        this.receiver.on('progress', function (received, size) {
+            self._log('info', 'Receive progress ' + received + '/' + size);
+        });
+        this.receiver.on('receivedFile', function (file) {
+            self.receivedFile = file;
+            self.maybeReceivedFile();
+        });
+        this.receiver.metadata = desc.offer;
+
+        changes.contents[0].description = {
+            descType: 'datachannel'
+        };
+
+        this.pc.handleOffer({
+            type: 'offer',
+            jingle: changes
+        }, function (err) {
+            if (err) {
+                self._log('error', 'Could not create WebRTC answer');
+                return cb({condition: 'general-error'});
+            }
+            cb();
+        });
+    },
+
+    onSessionAccept: function (changes, cb) {
+        var self = this;
+
+        this.state = 'active';
+        
+        changes.contents[0].description = {
+            descType: 'datachannel'
+        };
+
+        this.pc.handleAnswer({
+            type: 'answer',
+            jingle: changes
+        }, function (err) {
+            if (err) {
+                self._log('error', 'Could not process WebRTC answer');
+                return cb({condition: 'general-error'});
+            }
+            self.emit('accepted', self);
+            cb();
+        });
+    },
+
+    onSessionTerminate: function (changes, cb) {
+        this._log('info', 'Terminating session');
+        this.pc.close();
+        BaseSession.prototype.end.call(this, changes.reason, true);
+        cb();
+    },
+
+    onDescriptionInfo: function (info, cb) {
+        var hash = info.contents[0].description.offer.hash;
+        this.receiver.metadata.hash = hash;
+        if (this.receiver.metadata.actualhash) {
+            this.maybeReceivedFile();
+        }
+        cb();
+    },
+
+    onTransportInfo: function (changes, cb) {
+        this.pc.processIce(changes, function () {
+            cb();
+        });
+    }
+});
+
+
+module.exports = FileTransferSession;
+
+},{"extend-object":30,"filetransfer/hashed":34,"jingle-session":118,"rtcpeerconnection":85,"util":28}],33:[function(require,module,exports){
+var WildEmitter = require('wildemitter');
+var util = require('util');
+
+function Sender(opts) {
+    WildEmitter.call(this);
+    var options = opts || {};
+    this.config = {
+        chunksize: 16384,
+        pacing: 0
+    };
+    // set our config from options
+    var item;
+    for (item in options) {
+        this.config[item] = options[item];
+    }
+
+    this.file = null;
+    this.channel = null;
+}
+util.inherits(Sender, WildEmitter);
+
+Sender.prototype.send = function (file, channel) {
+    var self = this;
+    this.file = file;
+    this.channel = channel;
+    var sliceFile = function(offset) {
+        var reader = new window.FileReader();
+        reader.onload = (function() {
+            return function(e) {
+                self.channel.send(e.target.result);
+                self.emit('progress', offset, file.size, e.target.result);
+                if (file.size > offset + e.target.result.byteLength) {
+                    window.setTimeout(sliceFile, self.config.pacing, offset + self.config.chunksize);
+                } else {
+                    self.emit('progress', file.size, file.size, null);
+                    self.emit('sentFile');
+                }
+            };
+        })(file);
+        var slice = file.slice(offset, offset + self.config.chunksize);
+        reader.readAsArrayBuffer(slice);
+    };
+    window.setTimeout(sliceFile, 0, 0);
+};
+
+function Receiver() {
+    WildEmitter.call(this);
+
+    this.receiveBuffer = [];
+    this.received = 0;
+    this.metadata = {};
+    this.channel = null;
+}
+util.inherits(Receiver, WildEmitter);
+
+Receiver.prototype.receive = function (metadata, channel) {
+    var self = this;
+
+    if (metadata) {
+        this.metadata = metadata;
+    }
+    this.channel = channel;
+    // chrome only supports arraybuffers and those make it easier to calc the hash
+    channel.binaryType = 'arraybuffer';
+    this.channel.onmessage = function (event) {
+        var len = event.data.byteLength;
+        self.received += len;
+        self.receiveBuffer.push(event.data);
+
+        self.emit('progress', self.received, self.metadata.size, event.data);
+        if (self.received === self.metadata.size) {
+            self.emit('receivedFile', new window.Blob(self.receiveBuffer), self.metadata);
+            self.receiveBuffer = []; // discard receivebuffer
+        } else if (self.received > self.metadata.size) {
+            // FIXME
+            console.error('received more than expected, discarding...');
+            self.receiveBuffer = []; // just discard...
+
+        }
+    };
+};
+
+module.exports = {};
+module.exports.support = typeof window !== 'undefined' && window && window.File && window.FileReader && window.Blob;
+module.exports.Sender = Sender;
+module.exports.Receiver = Receiver;
+
+},{"util":28,"wildemitter":53}],34:[function(require,module,exports){
+var WildEmitter = require('wildemitter');
+var util = require('util');
+var hashes = require('iana-hashes');
+var base = require('./filetransfer');
+
+// drop-in replacement for filetransfer which also calculates hashes
+function Sender(opts) {
+    WildEmitter.call(this);
+    var self = this;
+    this.base = new base.Sender(opts);
+
+    var options = opts || {};
+    if (!options.hash) {
+        options.hash = 'sha-1';
+    }
+    this.hash = hashes.createHash(options.hash);
+
+    this.base.on('progress', function (start, size, data) {
+        self.emit('progress', start, size, data);
+        if (data) {
+            self.hash.update(new Uint8Array(data));
+        }
+    });
+    this.base.on('sentFile', function () {
+        self.emit('sentFile', {hash: self.hash.digest('hex'), algo: options.hash });
+    });
+}
+util.inherits(Sender, WildEmitter);
+Sender.prototype.send = function () {
+    this.base.send.apply(this.base, arguments);
+};
+
+function Receiver(opts) {
+    WildEmitter.call(this);
+    var self = this;
+    this.base = new base.Receiver(opts);
+
+    var options = opts || {};
+    if (!options.hash) {
+        options.hash = 'sha-1';
+    }
+    this.hash = hashes.createHash(options.hash);
+
+    this.base.on('progress', function (start, size, data) {
+        self.emit('progress', start, size, data);
+        if (data) {
+            self.hash.update(new Uint8Array(data));
+        }
+    });
+    this.base.on('receivedFile', function (file, metadata) {
+        metadata.actualhash = self.hash.digest('hex');
+        self.emit('receivedFile', file, metadata);
+    });
+}
+util.inherits(Receiver, WildEmitter);
+Receiver.prototype.receive = function () {
+    this.base.receive.apply(this.base, arguments);
+};
+Object.defineProperty(Receiver.prototype, 'metadata', {
+    get: function () {
+        return this.base.metadata;
+    },
+    set: function (value) {
+        this.base.metadata = value;
+    }
+});
+
+module.exports = {};
+module.exports.support = base.support;
+module.exports.Sender = Sender;
+module.exports.Receiver = Receiver;
+
+},{"./filetransfer":33,"iana-hashes":35,"util":28,"wildemitter":53}],35:[function(require,module,exports){
+var createHash = require('create-hash');
+var createHmac = require('create-hmac');
+var getHashes = require('./lib/get-hashes');
+
+var mapping = {
+    md2: 'md2',
+    md5: 'md5',
+    'sha-1': 'sha1',
+    'sha-224': 'sha224',
+    'sha-256': 'sha256',
+    'sha-384': 'sha384',
+    'sha-512': 'sha512'
+};
+
+var names = Object.keys(mapping);
+
+
+exports.getHashes = function () {
+    var result = [];
+    var available = getHashes();
+    for (var i = 0, len = names.length; i < len; i++) {
+        if (available.indexOf(mapping[names[i]]) >= 0) {
+            result.push(names[i]);
+        }
+    }
+    return result;
+};
+
+exports.createHash = function (algorithm) {
+    algorithm = algorithm.toLowerCase();
+    if (mapping[algorithm]) {
+        algorithm = mapping[algorithm];
+    }
+    return createHash(algorithm);
+};
+
+exports.createHmac = function (algorithm, key) {
+    algorithm = algorithm.toLowerCase();
+    if (mapping[algorithm]) {
+        algorithm = mapping[algorithm];
+    }
+    return createHmac(algorithm, key);
+};
+
+},{"./lib/get-hashes":36,"create-hash":37,"create-hmac":51}],36:[function(require,module,exports){
+module.exports = function () {
+    return ['sha1', 'sha224', 'sha256', 'sha384', 'sha512', 'md5', 'rmd160'];
+};
+
+},{}],37:[function(require,module,exports){
+(function (Buffer){
+'use strict';
+var inherits = require('inherits')
+var md5 = require('./md5')
+var rmd160 = require('ripemd160')
+var sha = require('sha.js')
+
+var Base = require('cipher-base')
+
+function HashNoConstructor(hash) {
+  Base.call(this, 'digest')
+
+  this._hash = hash
+  this.buffers = []
+}
+
+inherits(HashNoConstructor, Base)
+
+HashNoConstructor.prototype._update = function (data) {
+  this.buffers.push(data)
+}
+
+HashNoConstructor.prototype._final = function () {
+  var buf = Buffer.concat(this.buffers)
+  var r = this._hash(buf)
+  this.buffers = null
+
+  return r
+}
+
+function Hash(hash) {
+  Base.call(this, 'digest')
+
+  this._hash = hash
+}
+
+inherits(Hash, Base)
+
+Hash.prototype._update = function (data) {
+  this._hash.update(data)
+}
+
+Hash.prototype._final = function () {
+  return this._hash.digest()
+}
+
+module.exports = function createHash (alg) {
+  alg = alg.toLowerCase()
+  if ('md5' === alg) return new HashNoConstructor(md5)
+  if ('rmd160' === alg || 'ripemd160' === alg) return new HashNoConstructor(rmd160)
+
+  return new Hash(sha(alg))
+}
+
+}).call(this,require("buffer").Buffer)
+},{"./md5":39,"buffer":2,"cipher-base":40,"inherits":41,"ripemd160":42,"sha.js":44}],38:[function(require,module,exports){
+(function (Buffer){
+'use strict';
+var intSize = 4;
+var zeroBuffer = new Buffer(intSize); zeroBuffer.fill(0);
+var chrsz = 8;
+
+function toArray(buf, bigEndian) {
+  if ((buf.length % intSize) !== 0) {
+    var len = buf.length + (intSize - (buf.length % intSize));
+    buf = Buffer.concat([buf, zeroBuffer], len);
+  }
+
+  var arr = [];
+  var fn = bigEndian ? buf.readInt32BE : buf.readInt32LE;
+  for (var i = 0; i < buf.length; i += intSize) {
+    arr.push(fn.call(buf, i));
+  }
+  return arr;
+}
+
+function toBuffer(arr, size, bigEndian) {
+  var buf = new Buffer(size);
+  var fn = bigEndian ? buf.writeInt32BE : buf.writeInt32LE;
+  for (var i = 0; i < arr.length; i++) {
+    fn.call(buf, arr[i], i * 4, true);
+  }
+  return buf;
+}
+
+function hash(buf, fn, hashSize, bigEndian) {
+  if (!Buffer.isBuffer(buf)) buf = new Buffer(buf);
+  var arr = fn(toArray(buf, bigEndian), buf.length * chrsz);
+  return toBuffer(arr, hashSize, bigEndian);
+}
+exports.hash = hash;
+}).call(this,require("buffer").Buffer)
+},{"buffer":2}],39:[function(require,module,exports){
+'use strict';
+/*
+ * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
+ * Digest Algorithm, as defined in RFC 1321.
+ * Version 2.1 Copyright (C) Paul Johnston 1999 - 2002.
+ * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+ * Distributed under the BSD License
+ * See http://pajhome.org.uk/crypt/md5 for more info.
+ */
+
+var helpers = require('./helpers');
+
+/*
+ * Calculate the MD5 of an array of little-endian words, and a bit length
+ */
+function core_md5(x, len)
+{
+  /* append padding */
+  x[len >> 5] |= 0x80 << ((len) % 32);
+  x[(((len + 64) >>> 9) << 4) + 14] = len;
+
+  var a =  1732584193;
+  var b = -271733879;
+  var c = -1732584194;
+  var d =  271733878;
+
+  for(var i = 0; i < x.length; i += 16)
+  {
+    var olda = a;
+    var oldb = b;
+    var oldc = c;
+    var oldd = d;
+
+    a = md5_ff(a, b, c, d, x[i+ 0], 7 , -680876936);
+    d = md5_ff(d, a, b, c, x[i+ 1], 12, -389564586);
+    c = md5_ff(c, d, a, b, x[i+ 2], 17,  606105819);
+    b = md5_ff(b, c, d, a, x[i+ 3], 22, -1044525330);
+    a = md5_ff(a, b, c, d, x[i+ 4], 7 , -176418897);
+    d = md5_ff(d, a, b, c, x[i+ 5], 12,  1200080426);
+    c = md5_ff(c, d, a, b, x[i+ 6], 17, -1473231341);
+    b = md5_ff(b, c, d, a, x[i+ 7], 22, -45705983);
+    a = md5_ff(a, b, c, d, x[i+ 8], 7 ,  1770035416);
+    d = md5_ff(d, a, b, c, x[i+ 9], 12, -1958414417);
+    c = md5_ff(c, d, a, b, x[i+10], 17, -42063);
+    b = md5_ff(b, c, d, a, x[i+11], 22, -1990404162);
+    a = md5_ff(a, b, c, d, x[i+12], 7 ,  1804603682);
+    d = md5_ff(d, a, b, c, x[i+13], 12, -40341101);
+    c = md5_ff(c, d, a, b, x[i+14], 17, -1502002290);
+    b = md5_ff(b, c, d, a, x[i+15], 22,  1236535329);
+
+    a = md5_gg(a, b, c, d, x[i+ 1], 5 , -165796510);
+    d = md5_gg(d, a, b, c, x[i+ 6], 9 , -1069501632);
+    c = md5_gg(c, d, a, b, x[i+11], 14,  643717713);
+    b = md5_gg(b, c, d, a, x[i+ 0], 20, -373897302);
+    a = md5_gg(a, b, c, d, x[i+ 5], 5 , -701558691);
+    d = md5_gg(d, a, b, c, x[i+10], 9 ,  38016083);
+    c = md5_gg(c, d, a, b, x[i+15], 14, -660478335);
+    b = md5_gg(b, c, d, a, x[i+ 4], 20, -405537848);
+    a = md5_gg(a, b, c, d, x[i+ 9], 5 ,  568446438);
+    d = md5_gg(d, a, b, c, x[i+14], 9 , -1019803690);
+    c = md5_gg(c, d, a, b, x[i+ 3], 14, -187363961);
+    b = md5_gg(b, c, d, a, x[i+ 8], 20,  1163531501);
+    a = md5_gg(a, b, c, d, x[i+13], 5 , -1444681467);
+    d = md5_gg(d, a, b, c, x[i+ 2], 9 , -51403784);
+    c = md5_gg(c, d, a, b, x[i+ 7], 14,  1735328473);
+    b = md5_gg(b, c, d, a, x[i+12], 20, -1926607734);
+
+    a = md5_hh(a, b, c, d, x[i+ 5], 4 , -378558);
+    d = md5_hh(d, a, b, c, x[i+ 8], 11, -2022574463);
+    c = md5_hh(c, d, a, b, x[i+11], 16,  1839030562);
+    b = md5_hh(b, c, d, a, x[i+14], 23, -35309556);
+    a = md5_hh(a, b, c, d, x[i+ 1], 4 , -1530992060);
+    d = md5_hh(d, a, b, c, x[i+ 4], 11,  1272893353);
+    c = md5_hh(c, d, a, b, x[i+ 7], 16, -155497632);
+    b = md5_hh(b, c, d, a, x[i+10], 23, -1094730640);
+    a = md5_hh(a, b, c, d, x[i+13], 4 ,  681279174);
+    d = md5_hh(d, a, b, c, x[i+ 0], 11, -358537222);
+    c = md5_hh(c, d, a, b, x[i+ 3], 16, -722521979);
+    b = md5_hh(b, c, d, a, x[i+ 6], 23,  76029189);
+    a = md5_hh(a, b, c, d, x[i+ 9], 4 , -640364487);
+    d = md5_hh(d, a, b, c, x[i+12], 11, -421815835);
+    c = md5_hh(c, d, a, b, x[i+15], 16,  530742520);
+    b = md5_hh(b, c, d, a, x[i+ 2], 23, -995338651);
+
+    a = md5_ii(a, b, c, d, x[i+ 0], 6 , -198630844);
+    d = md5_ii(d, a, b, c, x[i+ 7], 10,  1126891415);
+    c = md5_ii(c, d, a, b, x[i+14], 15, -1416354905);
+    b = md5_ii(b, c, d, a, x[i+ 5], 21, -57434055);
+    a = md5_ii(a, b, c, d, x[i+12], 6 ,  1700485571);
+    d = md5_ii(d, a, b, c, x[i+ 3], 10, -1894986606);
+    c = md5_ii(c, d, a, b, x[i+10], 15, -1051523);
+    b = md5_ii(b, c, d, a, x[i+ 1], 21, -2054922799);
+    a = md5_ii(a, b, c, d, x[i+ 8], 6 ,  1873313359);
+    d = md5_ii(d, a, b, c, x[i+15], 10, -30611744);
+    c = md5_ii(c, d, a, b, x[i+ 6], 15, -1560198380);
+    b = md5_ii(b, c, d, a, x[i+13], 21,  1309151649);
+    a = md5_ii(a, b, c, d, x[i+ 4], 6 , -145523070);
+    d = md5_ii(d, a, b, c, x[i+11], 10, -1120210379);
+    c = md5_ii(c, d, a, b, x[i+ 2], 15,  718787259);
+    b = md5_ii(b, c, d, a, x[i+ 9], 21, -343485551);
+
+    a = safe_add(a, olda);
+    b = safe_add(b, oldb);
+    c = safe_add(c, oldc);
+    d = safe_add(d, oldd);
+  }
+  return Array(a, b, c, d);
+
+}
+
+/*
+ * These functions implement the four basic operations the algorithm uses.
+ */
+function md5_cmn(q, a, b, x, s, t)
+{
+  return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s),b);
+}
+function md5_ff(a, b, c, d, x, s, t)
+{
+  return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);
+}
+function md5_gg(a, b, c, d, x, s, t)
+{
+  return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t);
+}
+function md5_hh(a, b, c, d, x, s, t)
+{
+  return md5_cmn(b ^ c ^ d, a, b, x, s, t);
+}
+function md5_ii(a, b, c, d, x, s, t)
+{
+  return md5_cmn(c ^ (b | (~d)), a, b, x, s, t);
+}
+
+/*
+ * Add integers, wrapping at 2^32. This uses 16-bit operations internally
+ * to work around bugs in some JS interpreters.
+ */
+function safe_add(x, y)
+{
+  var lsw = (x & 0xFFFF) + (y & 0xFFFF);
+  var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
+  return (msw << 16) | (lsw & 0xFFFF);
+}
+
+/*
+ * Bitwise rotate a 32-bit number to the left.
+ */
+function bit_rol(num, cnt)
+{
+  return (num << cnt) | (num >>> (32 - cnt));
+}
+
+module.exports = function md5(buf) {
+  return helpers.hash(buf, core_md5, 16);
+};
+},{"./helpers":38}],40:[function(require,module,exports){
+(function (Buffer){
+var Transform = require('stream').Transform
+var inherits = require('inherits')
+var StringDecoder = require('string_decoder').StringDecoder
+module.exports = CipherBase
+inherits(CipherBase, Transform)
+function CipherBase (hashMode) {
+  Transform.call(this)
+  this.hashMode = typeof hashMode === 'string'
+  if (this.hashMode) {
+    this[hashMode] = this._finalOrDigest
+  } else {
+    this.final = this._finalOrDigest
+  }
+  this._decoder = null
+  this._encoding = null
+}
+CipherBase.prototype.update = function (data, inputEnc, outputEnc) {
+  if (typeof data === 'string') {
+    data = new Buffer(data, inputEnc)
+  }
+  var outData = this._update(data)
+  if (this.hashMode) {
+    return this
+  }
+  if (outputEnc) {
+    outData = this._toString(outData, outputEnc)
+  }
+  return outData
+}
+
+CipherBase.prototype.setAutoPadding = function () {}
+
+CipherBase.prototype.getAuthTag = function () {
+  throw new Error('trying to get auth tag in unsupported state')
+}
+
+CipherBase.prototype.setAuthTag = function () {
+  throw new Error('trying to set auth tag in unsupported state')
+}
+
+CipherBase.prototype.setAAD = function () {
+  throw new Error('trying to set aad in unsupported state')
+}
+
+CipherBase.prototype._transform = function (data, _, next) {
+  var err
+  try {
+    if (this.hashMode) {
+      this._update(data)
+    } else {
+      this.push(this._update(data))
+    }
+  } catch (e) {
+    err = e
+  } finally {
+    next(err)
+  }
+}
+CipherBase.prototype._flush = function (done) {
+  var err
+  try {
+    this.push(this._final())
+  } catch (e) {
+    err = e
+  } finally {
+    done(err)
+  }
+}
+CipherBase.prototype._finalOrDigest = function (outputEnc) {
+  var outData = this._final() || new Buffer('')
+  if (outputEnc) {
+    outData = this._toString(outData, outputEnc, true)
+  }
+  return outData
+}
+
+CipherBase.prototype._toString = function (value, enc, final) {
+  if (!this._decoder) {
+    this._decoder = new StringDecoder(enc)
+    this._encoding = enc
+  }
+  if (this._encoding !== enc) {
+    throw new Error('can\'t switch encodings')
+  }
+  var out = this._decoder.write(value)
+  if (final) {
+    out += this._decoder.end()
+  }
+  return out
+}
+
+}).call(this,require("buffer").Buffer)
+},{"buffer":2,"inherits":41,"stream":25,"string_decoder":26}],41:[function(require,module,exports){
+arguments[4][7][0].apply(exports,arguments)
+},{"dup":7}],42:[function(require,module,exports){
+(function (Buffer){
+/*
+CryptoJS v3.1.2
+code.google.com/p/crypto-js
+(c) 2009-2013 by Jeff Mott. All rights reserved.
+code.google.com/p/crypto-js/wiki/License
+*/
+/** @preserve
+(c) 2012 by Cédric Mesnil. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
+
+    - Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
+    - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROF [...]
+*/
+
+// constants table
+var zl = [
+  0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+  7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8,
+  3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12,
+  1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2,
+  4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13
+]
+
+var zr = [
+  5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12,
+  6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2,
+  15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13,
+  8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14,
+  12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11
+]
+
+var sl = [
+  11, 14, 15, 12, 5, 8, 7, 9, 11, 13, 14, 15, 6, 7, 9, 8,
+  7, 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12,
+  11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5,
+  11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12,
+  9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6
+]
+
+var sr = [
+  8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6,
+  9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11,
+  9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5,
+  15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8,
+  8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11
+]
+
+var hl = [0x00000000, 0x5A827999, 0x6ED9EBA1, 0x8F1BBCDC, 0xA953FD4E]
+var hr = [0x50A28BE6, 0x5C4DD124, 0x6D703EF3, 0x7A6D76E9, 0x00000000]
+
+function bytesToWords (bytes) {
+  var words = []
+  for (var i = 0, b = 0; i < bytes.length; i++, b += 8) {
+    words[b >>> 5] |= bytes[i] << (24 - b % 32)
+  }
+  return words
+}
+
+function wordsToBytes (words) {
+  var bytes = []
+  for (var b = 0; b < words.length * 32; b += 8) {
+    bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF)
+  }
+  return bytes
+}
+
+function processBlock (H, M, offset) {
+  // swap endian
+  for (var i = 0; i < 16; i++) {
+    var offset_i = offset + i
+    var M_offset_i = M[offset_i]
+
+    // Swap
+    M[offset_i] = (
+      (((M_offset_i << 8) | (M_offset_i >>> 24)) & 0x00ff00ff) |
+      (((M_offset_i << 24) | (M_offset_i >>> 8)) & 0xff00ff00)
+    )
+  }
+
+  // Working variables
+  var al, bl, cl, dl, el
+  var ar, br, cr, dr, er
+
+  ar = al = H[0]
+  br = bl = H[1]
+  cr = cl = H[2]
+  dr = dl = H[3]
+  er = el = H[4]
+
+  // computation
+  var t
+  for (i = 0; i < 80; i += 1) {
+    t = (al + M[offset + zl[i]]) | 0
+    if (i < 16) {
+      t += f1(bl, cl, dl) + hl[0]
+    } else if (i < 32) {
+      t += f2(bl, cl, dl) + hl[1]
+    } else if (i < 48) {
+      t += f3(bl, cl, dl) + hl[2]
+    } else if (i < 64) {
+      t += f4(bl, cl, dl) + hl[3]
+    } else {// if (i<80) {
+      t += f5(bl, cl, dl) + hl[4]
+    }
+    t = t | 0
+    t = rotl(t, sl[i])
+    t = (t + el) | 0
+    al = el
+    el = dl
+    dl = rotl(cl, 10)
+    cl = bl
+    bl = t
+
+    t = (ar + M[offset + zr[i]]) | 0
+    if (i < 16) {
+      t += f5(br, cr, dr) + hr[0]
+    } else if (i < 32) {
+      t += f4(br, cr, dr) + hr[1]
+    } else if (i < 48) {
+      t += f3(br, cr, dr) + hr[2]
+    } else if (i < 64) {
+      t += f2(br, cr, dr) + hr[3]
+    } else {// if (i<80) {
+      t += f1(br, cr, dr) + hr[4]
+    }
+
+    t = t | 0
+    t = rotl(t, sr[i])
+    t = (t + er) | 0
+    ar = er
+    er = dr
+    dr = rotl(cr, 10)
+    cr = br
+    br = t
+  }
+
+  // intermediate hash value
+  t = (H[1] + cl + dr) | 0
+  H[1] = (H[2] + dl + er) | 0
+  H[2] = (H[3] + el + ar) | 0
+  H[3] = (H[4] + al + br) | 0
+  H[4] = (H[0] + bl + cr) | 0
+  H[0] = t
+}
+
+function f1 (x, y, z) {
+  return ((x) ^ (y) ^ (z))
+}
+
+function f2 (x, y, z) {
+  return (((x) & (y)) | ((~x) & (z)))
+}
+
+function f3 (x, y, z) {
+  return (((x) | (~(y))) ^ (z))
+}
+
+function f4 (x, y, z) {
+  return (((x) & (z)) | ((y) & (~(z))))
+}
+
+function f5 (x, y, z) {
+  return ((x) ^ ((y) | (~(z))))
+}
+
+function rotl (x, n) {
+  return (x << n) | (x >>> (32 - n))
+}
+
+function ripemd160 (message) {
+  var H = [0x67452301, 0xEFCDAB89, 0x98BADCFE, 0x10325476, 0xC3D2E1F0]
+
+  if (typeof message === 'string') {
+    message = new Buffer(message, 'utf8')
+  }
+
+  var m = bytesToWords(message)
+
+  var nBitsLeft = message.length * 8
+  var nBitsTotal = message.length * 8
+
+  // Add padding
+  m[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32)
+  m[(((nBitsLeft + 64) >>> 9) << 4) + 14] = (
+    (((nBitsTotal << 8) | (nBitsTotal >>> 24)) & 0x00ff00ff) |
+    (((nBitsTotal << 24) | (nBitsTotal >>> 8)) & 0xff00ff00)
+  )
+
+  for (var i = 0; i < m.length; i += 16) {
+    processBlock(H, m, i)
+  }
+
+  // swap endian
+  for (i = 0; i < 5; i++) {
+    // shortcut
+    var H_i = H[i]
+
+    // Swap
+    H[i] = (((H_i << 8) | (H_i >>> 24)) & 0x00ff00ff) |
+      (((H_i << 24) | (H_i >>> 8)) & 0xff00ff00)
+  }
+
+  var digestbytes = wordsToBytes(H)
+  return new Buffer(digestbytes)
+}
+
+module.exports = ripemd160
+
+}).call(this,require("buffer").Buffer)
+},{"buffer":2}],43:[function(require,module,exports){
+(function (Buffer){
+// prototype class for hash functions
+function Hash (blockSize, finalSize) {
+  this._block = new Buffer(blockSize)
+  this._finalSize = finalSize
+  this._blockSize = blockSize
+  this._len = 0
+  this._s = 0
+}
+
+Hash.prototype.update = function (data, enc) {
+  if (typeof data === 'string') {
+    enc = enc || 'utf8'
+    data = new Buffer(data, enc)
+  }
+
+  var l = this._len += data.length
+  var s = this._s || 0
+  var f = 0
+  var buffer = this._block
+
+  while (s < l) {
+    var t = Math.min(data.length, f + this._blockSize - (s % this._blockSize))
+    var ch = (t - f)
+
+    for (var i = 0; i < ch; i++) {
+      buffer[(s % this._blockSize) + i] = data[i + f]
+    }
+
+    s += ch
+    f += ch
+
+    if ((s % this._blockSize) === 0) {
+      this._update(buffer)
+    }
+  }
+  this._s = s
+
+  return this
+}
+
+Hash.prototype.digest = function (enc) {
+  // Suppose the length of the message M, in bits, is l
+  var l = this._len * 8
+
+  // Append the bit 1 to the end of the message
+  this._block[this._len % this._blockSize] = 0x80
+
+  // and then k zero bits, where k is the smallest non-negative solution to the equation (l + 1 + k) === finalSize mod blockSize
+  this._block.fill(0, this._len % this._blockSize + 1)
+
+  if (l % (this._blockSize * 8) >= this._finalSize * 8) {
+    this._update(this._block)
+    this._block.fill(0)
+  }
+
+  // to this append the block which is equal to the number l written in binary
+  // TODO: handle case where l is > Math.pow(2, 29)
+  this._block.writeInt32BE(l, this._blockSize - 4)
+
+  var hash = this._update(this._block) || this._hash()
+
+  return enc ? hash.toString(enc) : hash
+}
+
+Hash.prototype._update = function () {
+  throw new Error('_update must be implemented by subclass')
+}
+
+module.exports = Hash
+
+}).call(this,require("buffer").Buffer)
+},{"buffer":2}],44:[function(require,module,exports){
+var exports = module.exports = function SHA (algorithm) {
+  algorithm = algorithm.toLowerCase()
+
+  var Algorithm = exports[algorithm]
+  if (!Algorithm) throw new Error(algorithm + ' is not supported (we accept pull requests)')
+
+  return new Algorithm()
+}
+
+exports.sha = require('./sha')
+exports.sha1 = require('./sha1')
+exports.sha224 = require('./sha224')
+exports.sha256 = require('./sha256')
+exports.sha384 = require('./sha384')
+exports.sha512 = require('./sha512')
+
+},{"./sha":45,"./sha1":46,"./sha224":47,"./sha256":48,"./sha384":49,"./sha512":50}],45:[function(require,module,exports){
+(function (Buffer){
+/*
+ * A JavaScript implementation of the Secure Hash Algorithm, SHA-0, as defined
+ * in FIPS PUB 180-1
+ * This source code is derived from sha1.js of the same repository.
+ * The difference between SHA-0 and SHA-1 is just a bitwise rotate left
+ * operation was added.
+ */
+
+var inherits = require('inherits')
+var Hash = require('./hash')
+
+var W = new Array(80)
+
+function Sha () {
+  this.init()
+  this._w = W
+
+  Hash.call(this, 64, 56)
+}
+
+inherits(Sha, Hash)
+
+Sha.prototype.init = function () {
+  this._a = 0x67452301 | 0
+  this._b = 0xefcdab89 | 0
+  this._c = 0x98badcfe | 0
+  this._d = 0x10325476 | 0
+  this._e = 0xc3d2e1f0 | 0
+
+  return this
+}
+
+/*
+ * Bitwise rotate a 32-bit number to the left.
+ */
+function rol (num, cnt) {
+  return (num << cnt) | (num >>> (32 - cnt))
+}
+
+Sha.prototype._update = function (M) {
+  var W = this._w
+
+  var a = this._a
+  var b = this._b
+  var c = this._c
+  var d = this._d
+  var e = this._e
+
+  var j = 0
+  var k
+
+  /*
+   * SHA-1 has a bitwise rotate left operation. But, SHA is not
+   * function calcW() { return rol(W[j - 3] ^ W[j -  8] ^ W[j - 14] ^ W[j - 16], 1) }
+   */
+  function calcW () { return W[j - 3] ^ W[j - 8] ^ W[j - 14] ^ W[j - 16] }
+  function loop (w, f) {
+    W[j] = w
+
+    var t = rol(a, 5) + f + e + w + k
+
+    e = d
+    d = c
+    c = rol(b, 30)
+    b = a
+    a = t
+    j++
+  }
+
+  k = 1518500249
+  while (j < 16) loop(M.readInt32BE(j * 4), (b & c) | ((~b) & d))
+  while (j < 20) loop(calcW(), (b & c) | ((~b) & d))
+  k = 1859775393
+  while (j < 40) loop(calcW(), b ^ c ^ d)
+  k = -1894007588
+  while (j < 60) loop(calcW(), (b & c) | (b & d) | (c & d))
+  k = -899497514
+  while (j < 80) loop(calcW(), b ^ c ^ d)
+
+  this._a = (a + this._a) | 0
+  this._b = (b + this._b) | 0
+  this._c = (c + this._c) | 0
+  this._d = (d + this._d) | 0
+  this._e = (e + this._e) | 0
+}
+
+Sha.prototype._hash = function () {
+  var H = new Buffer(20)
+
+  H.writeInt32BE(this._a | 0, 0)
+  H.writeInt32BE(this._b | 0, 4)
+  H.writeInt32BE(this._c | 0, 8)
+  H.writeInt32BE(this._d | 0, 12)
+  H.writeInt32BE(this._e | 0, 16)
+
+  return H
+}
+
+module.exports = Sha
+
+
+}).call(this,require("buffer").Buffer)
+},{"./hash":43,"buffer":2,"inherits":41}],46:[function(require,module,exports){
+(function (Buffer){
+/*
+ * A JavaScript implementation of the Secure Hash Algorithm, SHA-1, as defined
+ * in FIPS PUB 180-1
+ * Version 2.1a Copyright Paul Johnston 2000 - 2002.
+ * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+ * Distributed under the BSD License
+ * See http://pajhome.org.uk/crypt/md5 for details.
+ */
+
+var inherits = require('inherits')
+var Hash = require('./hash')
+
+var W = new Array(80)
+
+function Sha1 () {
+  this.init()
+  this._w = W
+
+  Hash.call(this, 64, 56)
+}
+
+inherits(Sha1, Hash)
+
+Sha1.prototype.init = function () {
+  this._a = 0x67452301 | 0
+  this._b = 0xefcdab89 | 0
+  this._c = 0x98badcfe | 0
+  this._d = 0x10325476 | 0
+  this._e = 0xc3d2e1f0 | 0
+
+  return this
+}
+
+/*
+ * Bitwise rotate a 32-bit number to the left.
+ */
+function rol (num, cnt) {
+  return (num << cnt) | (num >>> (32 - cnt))
+}
+
+Sha1.prototype._update = function (M) {
+  var W = this._w
+
+  var a = this._a
+  var b = this._b
+  var c = this._c
+  var d = this._d
+  var e = this._e
+
+  var j = 0
+  var k
+
+  function calcW () { return rol(W[j - 3] ^ W[j - 8] ^ W[j - 14] ^ W[j - 16], 1) }
+  function loop (w, f) {
+    W[j] = w
+
+    var t = rol(a, 5) + f + e + w + k
+
+    e = d
+    d = c
+    c = rol(b, 30)
+    b = a
+    a = t
+    j++
+  }
+
+  k = 1518500249
+  while (j < 16) loop(M.readInt32BE(j * 4), (b & c) | ((~b) & d))
+  while (j < 20) loop(calcW(), (b & c) | ((~b) & d))
+  k = 1859775393
+  while (j < 40) loop(calcW(), b ^ c ^ d)
+  k = -1894007588
+  while (j < 60) loop(calcW(), (b & c) | (b & d) | (c & d))
+  k = -899497514
+  while (j < 80) loop(calcW(), b ^ c ^ d)
+
+  this._a = (a + this._a) | 0
+  this._b = (b + this._b) | 0
+  this._c = (c + this._c) | 0
+  this._d = (d + this._d) | 0
+  this._e = (e + this._e) | 0
+}
+
+Sha1.prototype._hash = function () {
+  var H = new Buffer(20)
+
+  H.writeInt32BE(this._a | 0, 0)
+  H.writeInt32BE(this._b | 0, 4)
+  H.writeInt32BE(this._c | 0, 8)
+  H.writeInt32BE(this._d | 0, 12)
+  H.writeInt32BE(this._e | 0, 16)
+
+  return H
+}
+
+module.exports = Sha1
+
+}).call(this,require("buffer").Buffer)
+},{"./hash":43,"buffer":2,"inherits":41}],47:[function(require,module,exports){
+(function (Buffer){
+/**
+ * A JavaScript implementation of the Secure Hash Algorithm, SHA-256, as defined
+ * in FIPS 180-2
+ * Version 2.2-beta Copyright Angel Marin, Paul Johnston 2000 - 2009.
+ * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+ *
+ */
+
+var inherits = require('inherits')
+var Sha256 = require('./sha256')
+var Hash = require('./hash')
+
+var W = new Array(64)
+
+function Sha224 () {
+  this.init()
+
+  this._w = W // new Array(64)
+
+  Hash.call(this, 64, 56)
+}
+
+inherits(Sha224, Sha256)
+
+Sha224.prototype.init = function () {
+  this._a = 0xc1059ed8 | 0
+  this._b = 0x367cd507 | 0
+  this._c = 0x3070dd17 | 0
+  this._d = 0xf70e5939 | 0
+  this._e = 0xffc00b31 | 0
+  this._f = 0x68581511 | 0
+  this._g = 0x64f98fa7 | 0
+  this._h = 0xbefa4fa4 | 0
+
+  return this
+}
+
+Sha224.prototype._hash = function () {
+  var H = new Buffer(28)
+
+  H.writeInt32BE(this._a, 0)
+  H.writeInt32BE(this._b, 4)
+  H.writeInt32BE(this._c, 8)
+  H.writeInt32BE(this._d, 12)
+  H.writeInt32BE(this._e, 16)
+  H.writeInt32BE(this._f, 20)
+  H.writeInt32BE(this._g, 24)
+
+  return H
+}
+
+module.exports = Sha224
+
+}).call(this,require("buffer").Buffer)
+},{"./hash":43,"./sha256":48,"buffer":2,"inherits":41}],48:[function(require,module,exports){
+(function (Buffer){
+/**
+ * A JavaScript implementation of the Secure Hash Algorithm, SHA-256, as defined
+ * in FIPS 180-2
+ * Version 2.2-beta Copyright Angel Marin, Paul Johnston 2000 - 2009.
+ * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+ *
+ */
+
+var inherits = require('inherits')
+var Hash = require('./hash')
+
+var K = [
+  0x428A2F98, 0x71374491, 0xB5C0FBCF, 0xE9B5DBA5,
+  0x3956C25B, 0x59F111F1, 0x923F82A4, 0xAB1C5ED5,
+  0xD807AA98, 0x12835B01, 0x243185BE, 0x550C7DC3,
+  0x72BE5D74, 0x80DEB1FE, 0x9BDC06A7, 0xC19BF174,
+  0xE49B69C1, 0xEFBE4786, 0x0FC19DC6, 0x240CA1CC,
+  0x2DE92C6F, 0x4A7484AA, 0x5CB0A9DC, 0x76F988DA,
+  0x983E5152, 0xA831C66D, 0xB00327C8, 0xBF597FC7,
+  0xC6E00BF3, 0xD5A79147, 0x06CA6351, 0x14292967,
+  0x27B70A85, 0x2E1B2138, 0x4D2C6DFC, 0x53380D13,
+  0x650A7354, 0x766A0ABB, 0x81C2C92E, 0x92722C85,
+  0xA2BFE8A1, 0xA81A664B, 0xC24B8B70, 0xC76C51A3,
+  0xD192E819, 0xD6990624, 0xF40E3585, 0x106AA070,
+  0x19A4C116, 0x1E376C08, 0x2748774C, 0x34B0BCB5,
+  0x391C0CB3, 0x4ED8AA4A, 0x5B9CCA4F, 0x682E6FF3,
+  0x748F82EE, 0x78A5636F, 0x84C87814, 0x8CC70208,
+  0x90BEFFFA, 0xA4506CEB, 0xBEF9A3F7, 0xC67178F2
+]
+
+var W = new Array(64)
+
+function Sha256 () {
+  this.init()
+
+  this._w = W // new Array(64)
+
+  Hash.call(this, 64, 56)
+}
+
+inherits(Sha256, Hash)
+
+Sha256.prototype.init = function () {
+  this._a = 0x6a09e667 | 0
+  this._b = 0xbb67ae85 | 0
+  this._c = 0x3c6ef372 | 0
+  this._d = 0xa54ff53a | 0
+  this._e = 0x510e527f | 0
+  this._f = 0x9b05688c | 0
+  this._g = 0x1f83d9ab | 0
+  this._h = 0x5be0cd19 | 0
+
+  return this
+}
+
+function Ch (x, y, z) {
+  return z ^ (x & (y ^ z))
+}
+
+function Maj (x, y, z) {
+  return (x & y) | (z & (x | y))
+}
+
+function Sigma0 (x) {
+  return (x >>> 2 | x << 30) ^ (x >>> 13 | x << 19) ^ (x >>> 22 | x << 10)
+}
+
+function Sigma1 (x) {
+  return (x >>> 6 | x << 26) ^ (x >>> 11 | x << 21) ^ (x >>> 25 | x << 7)
+}
+
+function Gamma0 (x) {
+  return (x >>> 7 | x << 25) ^ (x >>> 18 | x << 14) ^ (x >>> 3)
+}
+
+function Gamma1 (x) {
+  return (x >>> 17 | x << 15) ^ (x >>> 19 | x << 13) ^ (x >>> 10)
+}
+
+Sha256.prototype._update = function (M) {
+  var W = this._w
+
+  var a = this._a | 0
+  var b = this._b | 0
+  var c = this._c | 0
+  var d = this._d | 0
+  var e = this._e | 0
+  var f = this._f | 0
+  var g = this._g | 0
+  var h = this._h | 0
+
+  var j = 0
+
+  function calcW () { return Gamma1(W[j - 2]) + W[j - 7] + Gamma0(W[j - 15]) + W[j - 16] }
+  function loop (w) {
+    W[j] = w
+
+    var T1 = h + Sigma1(e) + Ch(e, f, g) + K[j] + w
+    var T2 = Sigma0(a) + Maj(a, b, c)
+
+    h = g
+    g = f
+    f = e
+    e = d + T1
+    d = c
+    c = b
+    b = a
+    a = T1 + T2
+
+    j++
+  }
+
+  while (j < 16) loop(M.readInt32BE(j * 4))
+  while (j < 64) loop(calcW())
+
+  this._a = (a + this._a) | 0
+  this._b = (b + this._b) | 0
+  this._c = (c + this._c) | 0
+  this._d = (d + this._d) | 0
+  this._e = (e + this._e) | 0
+  this._f = (f + this._f) | 0
+  this._g = (g + this._g) | 0
+  this._h = (h + this._h) | 0
+}
+
+Sha256.prototype._hash = function () {
+  var H = new Buffer(32)
+
+  H.writeInt32BE(this._a, 0)
+  H.writeInt32BE(this._b, 4)
+  H.writeInt32BE(this._c, 8)
+  H.writeInt32BE(this._d, 12)
+  H.writeInt32BE(this._e, 16)
+  H.writeInt32BE(this._f, 20)
+  H.writeInt32BE(this._g, 24)
+  H.writeInt32BE(this._h, 28)
+
+  return H
+}
+
+module.exports = Sha256
+
+}).call(this,require("buffer").Buffer)
+},{"./hash":43,"buffer":2,"inherits":41}],49:[function(require,module,exports){
+(function (Buffer){
+var inherits = require('inherits')
+var SHA512 = require('./sha512')
+var Hash = require('./hash')
+
+var W = new Array(160)
+
+function Sha384 () {
+  this.init()
+  this._w = W
+
+  Hash.call(this, 128, 112)
+}
+
+inherits(Sha384, SHA512)
+
+Sha384.prototype.init = function () {
+  this._a = 0xcbbb9d5d | 0
+  this._b = 0x629a292a | 0
+  this._c = 0x9159015a | 0
+  this._d = 0x152fecd8 | 0
+  this._e = 0x67332667 | 0
+  this._f = 0x8eb44a87 | 0
+  this._g = 0xdb0c2e0d | 0
+  this._h = 0x47b5481d | 0
+
+  this._al = 0xc1059ed8 | 0
+  this._bl = 0x367cd507 | 0
+  this._cl = 0x3070dd17 | 0
+  this._dl = 0xf70e5939 | 0
+  this._el = 0xffc00b31 | 0
+  this._fl = 0x68581511 | 0
+  this._gl = 0x64f98fa7 | 0
+  this._hl = 0xbefa4fa4 | 0
+
+  return this
+}
+
+Sha384.prototype._hash = function () {
+  var H = new Buffer(48)
+
+  function writeInt64BE (h, l, offset) {
+    H.writeInt32BE(h, offset)
+    H.writeInt32BE(l, offset + 4)
+  }
+
+  writeInt64BE(this._a, this._al, 0)
+  writeInt64BE(this._b, this._bl, 8)
+  writeInt64BE(this._c, this._cl, 16)
+  writeInt64BE(this._d, this._dl, 24)
+  writeInt64BE(this._e, this._el, 32)
+  writeInt64BE(this._f, this._fl, 40)
+
+  return H
+}
+
+module.exports = Sha384
+
+}).call(this,require("buffer").Buffer)
+},{"./hash":43,"./sha512":50,"buffer":2,"inherits":41}],50:[function(require,module,exports){
+(function (Buffer){
+var inherits = require('inherits')
+var Hash = require('./hash')
+
+var K = [
+  0x428a2f98, 0xd728ae22, 0x71374491, 0x23ef65cd,
+  0xb5c0fbcf, 0xec4d3b2f, 0xe9b5dba5, 0x8189dbbc,
+  0x3956c25b, 0xf348b538, 0x59f111f1, 0xb605d019,
+  0x923f82a4, 0xaf194f9b, 0xab1c5ed5, 0xda6d8118,
+  0xd807aa98, 0xa3030242, 0x12835b01, 0x45706fbe,
+  0x243185be, 0x4ee4b28c, 0x550c7dc3, 0xd5ffb4e2,
+  0x72be5d74, 0xf27b896f, 0x80deb1fe, 0x3b1696b1,
+  0x9bdc06a7, 0x25c71235, 0xc19bf174, 0xcf692694,
+  0xe49b69c1, 0x9ef14ad2, 0xefbe4786, 0x384f25e3,
+  0x0fc19dc6, 0x8b8cd5b5, 0x240ca1cc, 0x77ac9c65,
+  0x2de92c6f, 0x592b0275, 0x4a7484aa, 0x6ea6e483,
+  0x5cb0a9dc, 0xbd41fbd4, 0x76f988da, 0x831153b5,
+  0x983e5152, 0xee66dfab, 0xa831c66d, 0x2db43210,
+  0xb00327c8, 0x98fb213f, 0xbf597fc7, 0xbeef0ee4,
+  0xc6e00bf3, 0x3da88fc2, 0xd5a79147, 0x930aa725,
+  0x06ca6351, 0xe003826f, 0x14292967, 0x0a0e6e70,
+  0x27b70a85, 0x46d22ffc, 0x2e1b2138, 0x5c26c926,
+  0x4d2c6dfc, 0x5ac42aed, 0x53380d13, 0x9d95b3df,
+  0x650a7354, 0x8baf63de, 0x766a0abb, 0x3c77b2a8,
+  0x81c2c92e, 0x47edaee6, 0x92722c85, 0x1482353b,
+  0xa2bfe8a1, 0x4cf10364, 0xa81a664b, 0xbc423001,
+  0xc24b8b70, 0xd0f89791, 0xc76c51a3, 0x0654be30,
+  0xd192e819, 0xd6ef5218, 0xd6990624, 0x5565a910,
+  0xf40e3585, 0x5771202a, 0x106aa070, 0x32bbd1b8,
+  0x19a4c116, 0xb8d2d0c8, 0x1e376c08, 0x5141ab53,
+  0x2748774c, 0xdf8eeb99, 0x34b0bcb5, 0xe19b48a8,
+  0x391c0cb3, 0xc5c95a63, 0x4ed8aa4a, 0xe3418acb,
+  0x5b9cca4f, 0x7763e373, 0x682e6ff3, 0xd6b2b8a3,
+  0x748f82ee, 0x5defb2fc, 0x78a5636f, 0x43172f60,
+  0x84c87814, 0xa1f0ab72, 0x8cc70208, 0x1a6439ec,
+  0x90befffa, 0x23631e28, 0xa4506ceb, 0xde82bde9,
+  0xbef9a3f7, 0xb2c67915, 0xc67178f2, 0xe372532b,
+  0xca273ece, 0xea26619c, 0xd186b8c7, 0x21c0c207,
+  0xeada7dd6, 0xcde0eb1e, 0xf57d4f7f, 0xee6ed178,
+  0x06f067aa, 0x72176fba, 0x0a637dc5, 0xa2c898a6,
+  0x113f9804, 0xbef90dae, 0x1b710b35, 0x131c471b,
+  0x28db77f5, 0x23047d84, 0x32caab7b, 0x40c72493,
+  0x3c9ebe0a, 0x15c9bebc, 0x431d67c4, 0x9c100d4c,
+  0x4cc5d4be, 0xcb3e42b6, 0x597f299c, 0xfc657e2a,
+  0x5fcb6fab, 0x3ad6faec, 0x6c44198c, 0x4a475817
+]
+
+var W = new Array(160)
+
+function Sha512 () {
+  this.init()
+  this._w = W
+
+  Hash.call(this, 128, 112)
+}
+
+inherits(Sha512, Hash)
+
+Sha512.prototype.init = function () {
+  this._a = 0x6a09e667 | 0
+  this._b = 0xbb67ae85 | 0
+  this._c = 0x3c6ef372 | 0
+  this._d = 0xa54ff53a | 0
+  this._e = 0x510e527f | 0
+  this._f = 0x9b05688c | 0
+  this._g = 0x1f83d9ab | 0
+  this._h = 0x5be0cd19 | 0
+
+  this._al = 0xf3bcc908 | 0
+  this._bl = 0x84caa73b | 0
+  this._cl = 0xfe94f82b | 0
+  this._dl = 0x5f1d36f1 | 0
+  this._el = 0xade682d1 | 0
+  this._fl = 0x2b3e6c1f | 0
+  this._gl = 0xfb41bd6b | 0
+  this._hl = 0x137e2179 | 0
+
+  return this
+}
+
+function Ch (x, y, z) {
+  return z ^ (x & (y ^ z))
+}
+
+function Maj (x, y, z) {
+  return (x & y) | (z & (x | y))
+}
+
+function Sigma0 (x, xl) {
+  return (x >>> 28 | xl << 4) ^ (xl >>> 2 | x << 30) ^ (xl >>> 7 | x << 25)
+}
+
+function Sigma1 (x, xl) {
+  return (x >>> 14 | xl << 18) ^ (x >>> 18 | xl << 14) ^ (xl >>> 9 | x << 23)
+}
+
+function Gamma0 (x, xl) {
+  return (x >>> 1 | xl << 31) ^ (x >>> 8 | xl << 24) ^ (x >>> 7)
+}
+
+function Gamma0l (x, xl) {
+  return (x >>> 1 | xl << 31) ^ (x >>> 8 | xl << 24) ^ (x >>> 7 | xl << 25)
+}
+
+function Gamma1 (x, xl) {
+  return (x >>> 19 | xl << 13) ^ (xl >>> 29 | x << 3) ^ (x >>> 6)
+}
+
+function Gamma1l (x, xl) {
+  return (x >>> 19 | xl << 13) ^ (xl >>> 29 | x << 3) ^ (x >>> 6 | xl << 26)
+}
+
+Sha512.prototype._update = function (M) {
+  var W = this._w
+
+  var a = this._a | 0
+  var b = this._b | 0
+  var c = this._c | 0
+  var d = this._d | 0
+  var e = this._e | 0
+  var f = this._f | 0
+  var g = this._g | 0
+  var h = this._h | 0
+
+  var al = this._al | 0
+  var bl = this._bl | 0
+  var cl = this._cl | 0
+  var dl = this._dl | 0
+  var el = this._el | 0
+  var fl = this._fl | 0
+  var gl = this._gl | 0
+  var hl = this._hl | 0
+
+  var i = 0
+  var j = 0
+  var Wi, Wil
+  function calcW () {
+    var x = W[j - 15 * 2]
+    var xl = W[j - 15 * 2 + 1]
+    var gamma0 = Gamma0(x, xl)
+    var gamma0l = Gamma0l(xl, x)
+
+    x = W[j - 2 * 2]
+    xl = W[j - 2 * 2 + 1]
+    var gamma1 = Gamma1(x, xl)
+    var gamma1l = Gamma1l(xl, x)
+
+    // W[i] = gamma0 + W[i - 7] + gamma1 + W[i - 16]
+    var Wi7 = W[j - 7 * 2]
+    var Wi7l = W[j - 7 * 2 + 1]
+
+    var Wi16 = W[j - 16 * 2]
+    var Wi16l = W[j - 16 * 2 + 1]
+
+    Wil = gamma0l + Wi7l
+    Wi = gamma0 + Wi7 + ((Wil >>> 0) < (gamma0l >>> 0) ? 1 : 0)
+    Wil = Wil + gamma1l
+    Wi = Wi + gamma1 + ((Wil >>> 0) < (gamma1l >>> 0) ? 1 : 0)
+    Wil = Wil + Wi16l
+    Wi = Wi + Wi16 + ((Wil >>> 0) < (Wi16l >>> 0) ? 1 : 0)
+  }
+
+  function loop () {
+    W[j] = Wi
+    W[j + 1] = Wil
+
+    var maj = Maj(a, b, c)
+    var majl = Maj(al, bl, cl)
+
+    var sigma0h = Sigma0(a, al)
+    var sigma0l = Sigma0(al, a)
+    var sigma1h = Sigma1(e, el)
+    var sigma1l = Sigma1(el, e)
+
+    // t1 = h + sigma1 + ch + K[i] + W[i]
+    var Ki = K[j]
+    var Kil = K[j + 1]
+
+    var ch = Ch(e, f, g)
+    var chl = Ch(el, fl, gl)
+
+    var t1l = hl + sigma1l
+    var t1 = h + sigma1h + ((t1l >>> 0) < (hl >>> 0) ? 1 : 0)
+    t1l = t1l + chl
+    t1 = t1 + ch + ((t1l >>> 0) < (chl >>> 0) ? 1 : 0)
+    t1l = t1l + Kil
+    t1 = t1 + Ki + ((t1l >>> 0) < (Kil >>> 0) ? 1 : 0)
+    t1l = t1l + Wil
+    t1 = t1 + Wi + ((t1l >>> 0) < (Wil >>> 0) ? 1 : 0)
+
+    // t2 = sigma0 + maj
+    var t2l = sigma0l + majl
+    var t2 = sigma0h + maj + ((t2l >>> 0) < (sigma0l >>> 0) ? 1 : 0)
+
+    h = g
+    hl = gl
+    g = f
+    gl = fl
+    f = e
+    fl = el
+    el = (dl + t1l) | 0
+    e = (d + t1 + ((el >>> 0) < (dl >>> 0) ? 1 : 0)) | 0
+    d = c
+    dl = cl
+    c = b
+    cl = bl
+    b = a
+    bl = al
+    al = (t1l + t2l) | 0
+    a = (t1 + t2 + ((al >>> 0) < (t1l >>> 0) ? 1 : 0)) | 0
+
+    i++
+    j += 2
+  }
+
+  while (i < 16) {
+    Wi = M.readInt32BE(j * 4)
+    Wil = M.readInt32BE(j * 4 + 4)
+
+    loop()
+  }
+
+  while (i < 80) {
+    calcW()
+    loop()
+  }
+
+  this._al = (this._al + al) | 0
+  this._bl = (this._bl + bl) | 0
+  this._cl = (this._cl + cl) | 0
+  this._dl = (this._dl + dl) | 0
+  this._el = (this._el + el) | 0
+  this._fl = (this._fl + fl) | 0
+  this._gl = (this._gl + gl) | 0
+  this._hl = (this._hl + hl) | 0
+
+  this._a = (this._a + a + ((this._al >>> 0) < (al >>> 0) ? 1 : 0)) | 0
+  this._b = (this._b + b + ((this._bl >>> 0) < (bl >>> 0) ? 1 : 0)) | 0
+  this._c = (this._c + c + ((this._cl >>> 0) < (cl >>> 0) ? 1 : 0)) | 0
+  this._d = (this._d + d + ((this._dl >>> 0) < (dl >>> 0) ? 1 : 0)) | 0
+  this._e = (this._e + e + ((this._el >>> 0) < (el >>> 0) ? 1 : 0)) | 0
+  this._f = (this._f + f + ((this._fl >>> 0) < (fl >>> 0) ? 1 : 0)) | 0
+  this._g = (this._g + g + ((this._gl >>> 0) < (gl >>> 0) ? 1 : 0)) | 0
+  this._h = (this._h + h + ((this._hl >>> 0) < (hl >>> 0) ? 1 : 0)) | 0
+}
+
+Sha512.prototype._hash = function () {
+  var H = new Buffer(64)
+
+  function writeInt64BE (h, l, offset) {
+    H.writeInt32BE(h, offset)
+    H.writeInt32BE(l, offset + 4)
+  }
+
+  writeInt64BE(this._a, this._al, 0)
+  writeInt64BE(this._b, this._bl, 8)
+  writeInt64BE(this._c, this._cl, 16)
+  writeInt64BE(this._d, this._dl, 24)
+  writeInt64BE(this._e, this._el, 32)
+  writeInt64BE(this._f, this._fl, 40)
+  writeInt64BE(this._g, this._gl, 48)
+  writeInt64BE(this._h, this._hl, 56)
+
+  return H
+}
+
+module.exports = Sha512
+
+}).call(this,require("buffer").Buffer)
+},{"./hash":43,"buffer":2,"inherits":41}],51:[function(require,module,exports){
+(function (Buffer){
+'use strict';
+var createHash = require('create-hash/browser');
+var inherits = require('inherits')
+
+var Transform = require('stream').Transform
+
+var ZEROS = new Buffer(128)
+ZEROS.fill(0)
+
+function Hmac(alg, key) {
+  Transform.call(this)
+  alg = alg.toLowerCase()
+  if (typeof key === 'string') {
+    key = new Buffer(key)
+  }
+
+  var blocksize = (alg === 'sha512' || alg === 'sha384') ? 128 : 64
+
+  this._alg = alg
+  this._key = key
+
+  if (key.length > blocksize) {
+    key = createHash(alg).update(key).digest()
+
+  } else if (key.length < blocksize) {
+    key = Buffer.concat([key, ZEROS], blocksize)
+  }
+
+  var ipad = this._ipad = new Buffer(blocksize)
+  var opad = this._opad = new Buffer(blocksize)
+
+  for (var i = 0; i < blocksize; i++) {
+    ipad[i] = key[i] ^ 0x36
+    opad[i] = key[i] ^ 0x5C
+  }
+
+  this._hash = createHash(alg).update(ipad)
+}
+
+inherits(Hmac, Transform)
+
+Hmac.prototype.update = function (data, enc) {
+  this._hash.update(data, enc)
+
+  return this
+}
+
+Hmac.prototype._transform = function (data, _, next) {
+  this._hash.update(data)
+
+  next()
+}
+
+Hmac.prototype._flush = function (next) {
+  this.push(this.digest())
+
+  next()
+}
+
+Hmac.prototype.digest = function (enc) {
+  var h = this._hash.digest()
+
+  return createHash(this._alg).update(this._opad).update(h).digest(enc)
+}
+
+module.exports = function createHmac(alg, key) {
+  return new Hmac(alg, key)
+}
+
+}).call(this,require("buffer").Buffer)
+},{"buffer":2,"create-hash/browser":37,"inherits":52,"stream":25}],52:[function(require,module,exports){
+arguments[4][7][0].apply(exports,arguments)
+},{"dup":7}],53:[function(require,module,exports){
+/*
+WildEmitter.js is a slim little event emitter by @henrikjoreteg largely based
+on @visionmedia's Emitter from UI Kit.
+
+Why? I wanted it standalone.
+
+I also wanted support for wildcard emitters like this:
+
+emitter.on('*', function (eventName, other, event, payloads) {
+
+});
+
+emitter.on('somenamespace*', function (eventName, payloads) {
+
+});
+
+Please note that callbacks triggered by wildcard registered events also get
+the event name as the first argument.
+*/
+
+module.exports = WildEmitter;
+
+function WildEmitter() { }
+
+WildEmitter.mixin = function (constructor) {
+    var prototype = constructor.prototype || constructor;
+
+    prototype.isWildEmitter= true;
+
+    // Listen on the given `event` with `fn`. Store a group name if present.
+    prototype.on = function (event, groupName, fn) {
+        this.callbacks = this.callbacks || {};
+        var hasGroup = (arguments.length === 3),
+            group = hasGroup ? arguments[1] : undefined,
+            func = hasGroup ? arguments[2] : arguments[1];
+        func._groupName = group;
+        (this.callbacks[event] = this.callbacks[event] || []).push(func);
+        return this;
+    };
+
+    // Adds an `event` listener that will be invoked a single
+    // time then automatically removed.
+    prototype.once = function (event, groupName, fn) {
+        var self = this,
+            hasGroup = (arguments.length === 3),
+            group = hasGroup ? arguments[1] : undefined,
+            func = hasGroup ? arguments[2] : arguments[1];
+        function on() {
+            self.off(event, on);
+            func.apply(this, arguments);
+        }
+        this.on(event, group, on);
+        return this;
+    };
+
+    // Unbinds an entire group
+    prototype.releaseGroup = function (groupName) {
+        this.callbacks = this.callbacks || {};
+        var item, i, len, handlers;
+        for (item in this.callbacks) {
+            handlers = this.callbacks[item];
+            for (i = 0, len = handlers.length; i < len; i++) {
+                if (handlers[i]._groupName === groupName) {
+                    //console.log('removing');
+                    // remove it and shorten the array we're looping through
+                    handlers.splice(i, 1);
+                    i--;
+                    len--;
+                }
+            }
+        }
+        return this;
+    };
+
+    // Remove the given callback for `event` or all
+    // registered callbacks.
+    prototype.off = function (event, fn) {
+        this.callbacks = this.callbacks || {};
+        var callbacks = this.callbacks[event],
+            i;
+
+        if (!callbacks) return this;
+
+        // remove all handlers
+        if (arguments.length === 1) {
+            delete this.callbacks[event];
+            return this;
+        }
+
+        // remove specific handler
+        i = callbacks.indexOf(fn);
+        callbacks.splice(i, 1);
+        if (callbacks.length === 0) {
+            delete this.callbacks[event];
+        }
+        return this;
+    };
+
+    /// Emit `event` with the given args.
+    // also calls any `*` handlers
+    prototype.emit = function (event) {
+        this.callbacks = this.callbacks || {};
+        var args = [].slice.call(arguments, 1),
+            callbacks = this.callbacks[event],
+            specialCallbacks = this.getWildcardCallbacks(event),
+            i,
+            len,
+            item,
+            listeners;
+
+        if (callbacks) {
+            listeners = callbacks.slice();
+            for (i = 0, len = listeners.length; i < len; ++i) {
+                if (!listeners[i]) {
+                    break;
+                }
+                listeners[i].apply(this, args);
+            }
+        }
+
+        if (specialCallbacks) {
+            len = specialCallbacks.length;
+            listeners = specialCallbacks.slice();
+            for (i = 0, len = listeners.length; i < len; ++i) {
+                if (!listeners[i]) {
+                    break;
+                }
+                listeners[i].apply(this, [event].concat(args));
+            }
+        }
+
+        return this;
+    };
+
+    // Helper for for finding special wildcard event handlers that match the event
+    prototype.getWildcardCallbacks = function (eventName) {
+        this.callbacks = this.callbacks || {};
+        var item,
+            split,
+            result = [];
+
+        for (item in this.callbacks) {
+            split = item.split('*');
+            if (item === '*' || (split.length === 2 && eventName.slice(0, split[0].length) === split[0])) {
+                result = result.concat(this.callbacks[item]);
+            }
+        }
+        return result;
+    };
+
+};
+
+WildEmitter.mixin(WildEmitter);
+
+},{}],54:[function(require,module,exports){
+/**
+ * lodash 3.0.3 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+var arrayEach = require('lodash._arrayeach'),
+    baseEach = require('lodash._baseeach'),
+    bindCallback = require('lodash._bindcallback'),
+    isArray = require('lodash.isarray');
+
+/**
+ * Creates a function for `_.forEach` or `_.forEachRight`.
+ *
+ * @private
+ * @param {Function} arrayFunc The function to iterate over an array.
+ * @param {Function} eachFunc The function to iterate over a collection.
+ * @returns {Function} Returns the new each function.
+ */
+function createForEach(arrayFunc, eachFunc) {
+  return function(collection, iteratee, thisArg) {
+    return (typeof iteratee == 'function' && thisArg === undefined && isArray(collection))
+      ? arrayFunc(collection, iteratee)
+      : eachFunc(collection, bindCallback(iteratee, thisArg, 3));
+  };
+}
+
+/**
+ * Iterates over elements of `collection` invoking `iteratee` for each element.
+ * The `iteratee` is bound to `thisArg` and invoked with three arguments:
+ * (value, index|key, collection). Iteratee functions may exit iteration early
+ * by explicitly returning `false`.
+ *
+ * **Note:** As with other "Collections" methods, objects with a "length" property
+ * are iterated like arrays. To avoid this behavior `_.forIn` or `_.forOwn`
+ * may be used for object iteration.
+ *
+ * @static
+ * @memberOf _
+ * @alias each
+ * @category Collection
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+ * @param {*} [thisArg] The `this` binding of `iteratee`.
+ * @returns {Array|Object|string} Returns `collection`.
+ * @example
+ *
+ * _([1, 2]).forEach(function(n) {
+ *   console.log(n);
+ * }).value();
+ * // => logs each value from left to right and returns the array
+ *
+ * _.forEach({ 'a': 1, 'b': 2 }, function(n, key) {
+ *   console.log(n, key);
+ * });
+ * // => logs each value-key pair and returns the object (iteration order is not guaranteed)
+ */
+var forEach = createForEach(arrayEach, baseEach);
+
+module.exports = forEach;
+
+},{"lodash._arrayeach":55,"lodash._baseeach":56,"lodash._bindcallback":60,"lodash.isarray":61}],55:[function(require,module,exports){
+/**
+ * lodash 3.0.0 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.7.0 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+
+/**
+ * A specialized version of `_.forEach` for arrays without support for callback
+ * shorthands or `this` binding.
+ *
+ * @private
+ * @param {Array} array The array to iterate over.
+ * @param {Function} iteratee The function invoked per iteration.
+ * @returns {Array} Returns `array`.
+ */
+function arrayEach(array, iteratee) {
+  var index = -1,
+      length = array.length;
+
+  while (++index < length) {
+    if (iteratee(array[index], index, array) === false) {
+      break;
+    }
+  }
+  return array;
+}
+
+module.exports = arrayEach;
+
+},{}],56:[function(require,module,exports){
+/**
+ * lodash 3.0.4 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+var keys = require('lodash.keys');
+
+/**
+ * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
+ * of an array-like value.
+ */
+var MAX_SAFE_INTEGER = 9007199254740991;
+
+/**
+ * The base implementation of `_.forEach` without support for callback
+ * shorthands and `this` binding.
+ *
+ * @private
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function} iteratee The function invoked per iteration.
+ * @returns {Array|Object|string} Returns `collection`.
+ */
+var baseEach = createBaseEach(baseForOwn);
+
+/**
+ * The base implementation of `baseForIn` and `baseForOwn` which iterates
+ * over `object` properties returned by `keysFunc` invoking `iteratee` for
+ * each property. Iteratee functions may exit iteration early by explicitly
+ * returning `false`.
+ *
+ * @private
+ * @param {Object} object The object to iterate over.
+ * @param {Function} iteratee The function invoked per iteration.
+ * @param {Function} keysFunc The function to get the keys of `object`.
+ * @returns {Object} Returns `object`.
+ */
+var baseFor = createBaseFor();
+
+/**
+ * The base implementation of `_.forOwn` without support for callback
+ * shorthands and `this` binding.
+ *
+ * @private
+ * @param {Object} object The object to iterate over.
+ * @param {Function} iteratee The function invoked per iteration.
+ * @returns {Object} Returns `object`.
+ */
+function baseForOwn(object, iteratee) {
+  return baseFor(object, iteratee, keys);
+}
+
+/**
+ * The base implementation of `_.property` without support for deep paths.
+ *
+ * @private
+ * @param {string} key The key of the property to get.
+ * @returns {Function} Returns the new function.
+ */
+function baseProperty(key) {
+  return function(object) {
+    return object == null ? undefined : object[key];
+  };
+}
+
+/**
+ * Creates a `baseEach` or `baseEachRight` function.
+ *
+ * @private
+ * @param {Function} eachFunc The function to iterate over a collection.
+ * @param {boolean} [fromRight] Specify iterating from right to left.
+ * @returns {Function} Returns the new base function.
+ */
+function createBaseEach(eachFunc, fromRight) {
+  return function(collection, iteratee) {
+    var length = collection ? getLength(collection) : 0;
+    if (!isLength(length)) {
+      return eachFunc(collection, iteratee);
+    }
+    var index = fromRight ? length : -1,
+        iterable = toObject(collection);
+
+    while ((fromRight ? index-- : ++index < length)) {
+      if (iteratee(iterable[index], index, iterable) === false) {
+        break;
+      }
+    }
+    return collection;
+  };
+}
+
+/**
+ * Creates a base function for `_.forIn` or `_.forInRight`.
+ *
+ * @private
+ * @param {boolean} [fromRight] Specify iterating from right to left.
+ * @returns {Function} Returns the new base function.
+ */
+function createBaseFor(fromRight) {
+  return function(object, iteratee, keysFunc) {
+    var iterable = toObject(object),
+        props = keysFunc(object),
+        length = props.length,
+        index = fromRight ? length : -1;
+
+    while ((fromRight ? index-- : ++index < length)) {
+      var key = props[index];
+      if (iteratee(iterable[key], key, iterable) === false) {
+        break;
+      }
+    }
+    return object;
+  };
+}
+
+/**
+ * Gets the "length" property value of `object`.
+ *
+ * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
+ * that affects Safari on at least iOS 8.1-8.3 ARM64.
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @returns {*} Returns the "length" value.
+ */
+var getLength = baseProperty('length');
+
+/**
+ * Checks if `value` is a valid array-like length.
+ *
+ * **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
+ */
+function isLength(value) {
+  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
+}
+
+/**
+ * Converts `value` to an object if it's not one.
+ *
+ * @private
+ * @param {*} value The value to process.
+ * @returns {Object} Returns the object.
+ */
+function toObject(value) {
+  return isObject(value) ? value : Object(value);
+}
+
+/**
+ * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
+ * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+ * @example
+ *
+ * _.isObject({});
+ * // => true
+ *
+ * _.isObject([1, 2, 3]);
+ * // => true
+ *
+ * _.isObject(1);
+ * // => false
+ */
+function isObject(value) {
+  // Avoid a V8 JIT bug in Chrome 19-20.
+  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
+  var type = typeof value;
+  return !!value && (type == 'object' || type == 'function');
+}
+
+module.exports = baseEach;
+
+},{"lodash.keys":57}],57:[function(require,module,exports){
+/**
+ * lodash 3.1.2 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+var getNative = require('lodash._getnative'),
+    isArguments = require('lodash.isarguments'),
+    isArray = require('lodash.isarray');
+
+/** Used to detect unsigned integer values. */
+var reIsUint = /^\d+$/;
+
+/** Used for native method references. */
+var objectProto = Object.prototype;
+
+/** Used to check objects for own properties. */
+var hasOwnProperty = objectProto.hasOwnProperty;
+
+/* Native method references for those with the same name as other `lodash` methods. */
+var nativeKeys = getNative(Object, 'keys');
+
+/**
+ * Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer)
+ * of an array-like value.
+ */
+var MAX_SAFE_INTEGER = 9007199254740991;
+
+/**
+ * The base implementation of `_.property` without support for deep paths.
+ *
+ * @private
+ * @param {string} key The key of the property to get.
+ * @returns {Function} Returns the new function.
+ */
+function baseProperty(key) {
+  return function(object) {
+    return object == null ? undefined : object[key];
+  };
+}
+
+/**
+ * Gets the "length" property value of `object`.
+ *
+ * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
+ * that affects Safari on at least iOS 8.1-8.3 ARM64.
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @returns {*} Returns the "length" value.
+ */
+var getLength = baseProperty('length');
+
+/**
+ * Checks if `value` is array-like.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
+ */
+function isArrayLike(value) {
+  return value != null && isLength(getLength(value));
+}
+
+/**
+ * Checks if `value` is a valid array-like index.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
+ * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
+ */
+function isIndex(value, length) {
+  value = (typeof value == 'number' || reIsUint.test(value)) ? +value : -1;
+  length = length == null ? MAX_SAFE_INTEGER : length;
+  return value > -1 && value % 1 == 0 && value < length;
+}
+
+/**
+ * Checks if `value` is a valid array-like length.
+ *
+ * **Note:** This function is based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
+ */
+function isLength(value) {
+  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
+}
+
+/**
+ * A fallback implementation of `Object.keys` which creates an array of the
+ * own enumerable property names of `object`.
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @returns {Array} Returns the array of property names.
+ */
+function shimKeys(object) {
+  var props = keysIn(object),
+      propsLength = props.length,
+      length = propsLength && object.length;
+
+  var allowIndexes = !!length && isLength(length) &&
+    (isArray(object) || isArguments(object));
+
+  var index = -1,
+      result = [];
+
+  while (++index < propsLength) {
+    var key = props[index];
+    if ((allowIndexes && isIndex(key, length)) || hasOwnProperty.call(object, key)) {
+      result.push(key);
+    }
+  }
+  return result;
+}
+
+/**
+ * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
+ * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+ * @example
+ *
+ * _.isObject({});
+ * // => true
+ *
+ * _.isObject([1, 2, 3]);
+ * // => true
+ *
+ * _.isObject(1);
+ * // => false
+ */
+function isObject(value) {
+  // Avoid a V8 JIT bug in Chrome 19-20.
+  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
+  var type = typeof value;
+  return !!value && (type == 'object' || type == 'function');
+}
+
+/**
+ * Creates an array of the own enumerable property names of `object`.
+ *
+ * **Note:** Non-object values are coerced to objects. See the
+ * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys)
+ * for more details.
+ *
+ * @static
+ * @memberOf _
+ * @category Object
+ * @param {Object} object The object to query.
+ * @returns {Array} Returns the array of property names.
+ * @example
+ *
+ * function Foo() {
+ *   this.a = 1;
+ *   this.b = 2;
+ * }
+ *
+ * Foo.prototype.c = 3;
+ *
+ * _.keys(new Foo);
+ * // => ['a', 'b'] (iteration order is not guaranteed)
+ *
+ * _.keys('hi');
+ * // => ['0', '1']
+ */
+var keys = !nativeKeys ? shimKeys : function(object) {
+  var Ctor = object == null ? undefined : object.constructor;
+  if ((typeof Ctor == 'function' && Ctor.prototype === object) ||
+      (typeof object != 'function' && isArrayLike(object))) {
+    return shimKeys(object);
+  }
+  return isObject(object) ? nativeKeys(object) : [];
+};
+
+/**
+ * Creates an array of the own and inherited enumerable property names of `object`.
+ *
+ * **Note:** Non-object values are coerced to objects.
+ *
+ * @static
+ * @memberOf _
+ * @category Object
+ * @param {Object} object The object to query.
+ * @returns {Array} Returns the array of property names.
+ * @example
+ *
+ * function Foo() {
+ *   this.a = 1;
+ *   this.b = 2;
+ * }
+ *
+ * Foo.prototype.c = 3;
+ *
+ * _.keysIn(new Foo);
+ * // => ['a', 'b', 'c'] (iteration order is not guaranteed)
+ */
+function keysIn(object) {
+  if (object == null) {
+    return [];
+  }
+  if (!isObject(object)) {
+    object = Object(object);
+  }
+  var length = object.length;
+  length = (length && isLength(length) &&
+    (isArray(object) || isArguments(object)) && length) || 0;
+
+  var Ctor = object.constructor,
+      index = -1,
+      isProto = typeof Ctor == 'function' && Ctor.prototype === object,
+      result = Array(length),
+      skipIndexes = length > 0;
+
+  while (++index < length) {
+    result[index] = (index + '');
+  }
+  for (var key in object) {
+    if (!(skipIndexes && isIndex(key, length)) &&
+        !(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
+      result.push(key);
+    }
+  }
+  return result;
+}
+
+module.exports = keys;
+
+},{"lodash._getnative":58,"lodash.isarguments":59,"lodash.isarray":61}],58:[function(require,module,exports){
+/**
+ * lodash 3.9.1 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+
+/** `Object#toString` result references. */
+var funcTag = '[object Function]';
+
+/** Used to detect host constructors (Safari > 5). */
+var reIsHostCtor = /^\[object .+?Constructor\]$/;
+
+/**
+ * Checks if `value` is object-like.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
+ */
+function isObjectLike(value) {
+  return !!value && typeof value == 'object';
+}
+
+/** Used for native method references. */
+var objectProto = Object.prototype;
+
+/** Used to resolve the decompiled source of functions. */
+var fnToString = Function.prototype.toString;
+
+/** Used to check objects for own properties. */
+var hasOwnProperty = objectProto.hasOwnProperty;
+
+/**
+ * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+ * of values.
+ */
+var objToString = objectProto.toString;
+
+/** Used to detect if a method is native. */
+var reIsNative = RegExp('^' +
+  fnToString.call(hasOwnProperty).replace(/[\\^$.*+?()[\]{}|]/g, '\\$&')
+  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
+);
+
+/**
+ * Gets the native function at `key` of `object`.
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @param {string} key The key of the method to get.
+ * @returns {*} Returns the function if it's native, else `undefined`.
+ */
+function getNative(object, key) {
+  var value = object == null ? undefined : object[key];
+  return isNative(value) ? value : undefined;
+}
+
+/**
+ * Checks if `value` is classified as a `Function` object.
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
+ * @example
+ *
+ * _.isFunction(_);
+ * // => true
+ *
+ * _.isFunction(/abc/);
+ * // => false
+ */
+function isFunction(value) {
+  // The use of `Object#toString` avoids issues with the `typeof` operator
+  // in older versions of Chrome and Safari which return 'function' for regexes
+  // and Safari 8 equivalents which return 'object' for typed array constructors.
+  return isObject(value) && objToString.call(value) == funcTag;
+}
+
+/**
+ * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
+ * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+ * @example
+ *
+ * _.isObject({});
+ * // => true
+ *
+ * _.isObject([1, 2, 3]);
+ * // => true
+ *
+ * _.isObject(1);
+ * // => false
+ */
+function isObject(value) {
+  // Avoid a V8 JIT bug in Chrome 19-20.
+  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
+  var type = typeof value;
+  return !!value && (type == 'object' || type == 'function');
+}
+
+/**
+ * Checks if `value` is a native function.
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is a native function, else `false`.
+ * @example
+ *
+ * _.isNative(Array.prototype.push);
+ * // => true
+ *
+ * _.isNative(_);
+ * // => false
+ */
+function isNative(value) {
+  if (value == null) {
+    return false;
+  }
+  if (isFunction(value)) {
+    return reIsNative.test(fnToString.call(value));
+  }
+  return isObjectLike(value) && reIsHostCtor.test(value);
+}
+
+module.exports = getNative;
+
+},{}],59:[function(require,module,exports){
+/**
+ * lodash 3.0.4 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+
+/**
+ * Checks if `value` is object-like.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
+ */
+function isObjectLike(value) {
+  return !!value && typeof value == 'object';
+}
+
+/** Used for native method references. */
+var objectProto = Object.prototype;
+
+/** Used to check objects for own properties. */
+var hasOwnProperty = objectProto.hasOwnProperty;
+
+/** Native method references. */
+var propertyIsEnumerable = objectProto.propertyIsEnumerable;
+
+/**
+ * Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer)
+ * of an array-like value.
+ */
+var MAX_SAFE_INTEGER = 9007199254740991;
+
+/**
+ * The base implementation of `_.property` without support for deep paths.
+ *
+ * @private
+ * @param {string} key The key of the property to get.
+ * @returns {Function} Returns the new function.
+ */
+function baseProperty(key) {
+  return function(object) {
+    return object == null ? undefined : object[key];
+  };
+}
+
+/**
+ * Gets the "length" property value of `object`.
+ *
+ * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
+ * that affects Safari on at least iOS 8.1-8.3 ARM64.
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @returns {*} Returns the "length" value.
+ */
+var getLength = baseProperty('length');
+
+/**
+ * Checks if `value` is array-like.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
+ */
+function isArrayLike(value) {
+  return value != null && isLength(getLength(value));
+}
+
+/**
+ * Checks if `value` is a valid array-like length.
+ *
+ * **Note:** This function is based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
+ */
+function isLength(value) {
+  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
+}
+
+/**
+ * Checks if `value` is classified as an `arguments` object.
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
+ * @example
+ *
+ * _.isArguments(function() { return arguments; }());
+ * // => true
+ *
+ * _.isArguments([1, 2, 3]);
+ * // => false
+ */
+function isArguments(value) {
+  return isObjectLike(value) && isArrayLike(value) &&
+    hasOwnProperty.call(value, 'callee') && !propertyIsEnumerable.call(value, 'callee');
+}
+
+module.exports = isArguments;
+
+},{}],60:[function(require,module,exports){
+/**
+ * lodash 3.0.1 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+
+/**
+ * A specialized version of `baseCallback` which only supports `this` binding
+ * and specifying the number of arguments to provide to `func`.
+ *
+ * @private
+ * @param {Function} func The function to bind.
+ * @param {*} thisArg The `this` binding of `func`.
+ * @param {number} [argCount] The number of arguments to provide to `func`.
+ * @returns {Function} Returns the callback.
+ */
+function bindCallback(func, thisArg, argCount) {
+  if (typeof func != 'function') {
+    return identity;
+  }
+  if (thisArg === undefined) {
+    return func;
+  }
+  switch (argCount) {
+    case 1: return function(value) {
+      return func.call(thisArg, value);
+    };
+    case 3: return function(value, index, collection) {
+      return func.call(thisArg, value, index, collection);
+    };
+    case 4: return function(accumulator, value, index, collection) {
+      return func.call(thisArg, accumulator, value, index, collection);
+    };
+    case 5: return function(value, other, key, object, source) {
+      return func.call(thisArg, value, other, key, object, source);
+    };
+  }
+  return function() {
+    return func.apply(thisArg, arguments);
+  };
+}
+
+/**
+ * This method returns the first argument provided to it.
+ *
+ * @static
+ * @memberOf _
+ * @category Utility
+ * @param {*} value Any value.
+ * @returns {*} Returns `value`.
+ * @example
+ *
+ * var object = { 'user': 'fred' };
+ *
+ * _.identity(object) === object;
+ * // => true
+ */
+function identity(value) {
+  return value;
+}
+
+module.exports = bindCallback;
+
+},{}],61:[function(require,module,exports){
+/**
+ * lodash 3.0.4 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+
+/** `Object#toString` result references. */
+var arrayTag = '[object Array]',
+    funcTag = '[object Function]';
+
+/** Used to detect host constructors (Safari > 5). */
+var reIsHostCtor = /^\[object .+?Constructor\]$/;
+
+/**
+ * Checks if `value` is object-like.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
+ */
+function isObjectLike(value) {
+  return !!value && typeof value == 'object';
+}
+
+/** Used for native method references. */
+var objectProto = Object.prototype;
+
+/** Used to resolve the decompiled source of functions. */
+var fnToString = Function.prototype.toString;
+
+/** Used to check objects for own properties. */
+var hasOwnProperty = objectProto.hasOwnProperty;
+
+/**
+ * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+ * of values.
+ */
+var objToString = objectProto.toString;
+
+/** Used to detect if a method is native. */
+var reIsNative = RegExp('^' +
+  fnToString.call(hasOwnProperty).replace(/[\\^$.*+?()[\]{}|]/g, '\\$&')
+  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
+);
+
+/* Native method references for those with the same name as other `lodash` methods. */
+var nativeIsArray = getNative(Array, 'isArray');
+
+/**
+ * Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer)
+ * of an array-like value.
+ */
+var MAX_SAFE_INTEGER = 9007199254740991;
+
+/**
+ * Gets the native function at `key` of `object`.
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @param {string} key The key of the method to get.
+ * @returns {*} Returns the function if it's native, else `undefined`.
+ */
+function getNative(object, key) {
+  var value = object == null ? undefined : object[key];
+  return isNative(value) ? value : undefined;
+}
+
+/**
+ * Checks if `value` is a valid array-like length.
+ *
+ * **Note:** This function is based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
+ */
+function isLength(value) {
+  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
+}
+
+/**
+ * Checks if `value` is classified as an `Array` object.
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
+ * @example
+ *
+ * _.isArray([1, 2, 3]);
+ * // => true
+ *
+ * _.isArray(function() { return arguments; }());
+ * // => false
+ */
+var isArray = nativeIsArray || function(value) {
+  return isObjectLike(value) && isLength(value.length) && objToString.call(value) == arrayTag;
+};
+
+/**
+ * Checks if `value` is classified as a `Function` object.
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
+ * @example
+ *
+ * _.isFunction(_);
+ * // => true
+ *
+ * _.isFunction(/abc/);
+ * // => false
+ */
+function isFunction(value) {
+  // The use of `Object#toString` avoids issues with the `typeof` operator
+  // in older versions of Chrome and Safari which return 'function' for regexes
+  // and Safari 8 equivalents which return 'object' for typed array constructors.
+  return isObject(value) && objToString.call(value) == funcTag;
+}
+
+/**
+ * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
+ * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+ * @example
+ *
+ * _.isObject({});
+ * // => true
+ *
+ * _.isObject([1, 2, 3]);
+ * // => true
+ *
+ * _.isObject(1);
+ * // => false
+ */
+function isObject(value) {
+  // Avoid a V8 JIT bug in Chrome 19-20.
+  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
+  var type = typeof value;
+  return !!value && (type == 'object' || type == 'function');
+}
+
+/**
+ * Checks if `value` is a native function.
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is a native function, else `false`.
+ * @example
+ *
+ * _.isNative(Array.prototype.push);
+ * // => true
+ *
+ * _.isNative(_);
+ * // => false
+ */
+function isNative(value) {
+  if (value == null) {
+    return false;
+  }
+  if (isFunction(value)) {
+    return reIsNative.test(fnToString.call(value));
+  }
+  return isObjectLike(value) && reIsHostCtor.test(value);
+}
+
+module.exports = isArray;
+
+},{}],62:[function(require,module,exports){
+/**
+ * lodash 3.1.2 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+var baseGet = require('lodash._baseget'),
+    toPath = require('lodash._topath'),
+    isArray = require('lodash.isarray'),
+    map = require('lodash.map');
+
+/** Used to match property names within property paths. */
+var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\n\\]|\\.)*?\1)\]/,
+    reIsPlainProp = /^\w*$/;
+
+/**
+ * The base implementation of `_.property` without support for deep paths.
+ *
+ * @private
+ * @param {string} key The key of the property to get.
+ * @returns {Function} Returns the new function.
+ */
+function baseProperty(key) {
+  return function(object) {
+    return object == null ? undefined : object[key];
+  };
+}
+
+/**
+ * A specialized version of `baseProperty` which supports deep paths.
+ *
+ * @private
+ * @param {Array|string} path The path of the property to get.
+ * @returns {Function} Returns the new function.
+ */
+function basePropertyDeep(path) {
+  var pathKey = (path + '');
+  path = toPath(path);
+  return function(object) {
+    return baseGet(object, path, pathKey);
+  };
+}
+
+/**
+ * Checks if `value` is a property name and not a property path.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @param {Object} [object] The object to query keys on.
+ * @returns {boolean} Returns `true` if `value` is a property name, else `false`.
+ */
+function isKey(value, object) {
+  var type = typeof value;
+  if ((type == 'string' && reIsPlainProp.test(value)) || type == 'number') {
+    return true;
+  }
+  if (isArray(value)) {
+    return false;
+  }
+  var result = !reIsDeepProp.test(value);
+  return result || (object != null && value in toObject(object));
+}
+
+/**
+ * Converts `value` to an object if it's not one.
+ *
+ * @private
+ * @param {*} value The value to process.
+ * @returns {Object} Returns the object.
+ */
+function toObject(value) {
+  return isObject(value) ? value : Object(value);
+}
+
+/**
+ * Gets the property value of `path` from all elements in `collection`.
+ *
+ * @static
+ * @memberOf _
+ * @category Collection
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Array|string} path The path of the property to pluck.
+ * @returns {Array} Returns the property values.
+ * @example
+ *
+ * var users = [
+ *   { 'user': 'barney', 'age': 36 },
+ *   { 'user': 'fred',   'age': 40 }
+ * ];
+ *
+ * _.pluck(users, 'user');
+ * // => ['barney', 'fred']
+ *
+ * var userIndex = _.indexBy(users, 'user');
+ * _.pluck(userIndex, 'age');
+ * // => [36, 40] (iteration order is not guaranteed)
+ */
+function pluck(collection, path) {
+  return map(collection, property(path));
+}
+
+/**
+ * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
+ * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+ * @example
+ *
+ * _.isObject({});
+ * // => true
+ *
+ * _.isObject([1, 2, 3]);
+ * // => true
+ *
+ * _.isObject(1);
+ * // => false
+ */
+function isObject(value) {
+  // Avoid a V8 JIT bug in Chrome 19-20.
+  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
+  var type = typeof value;
+  return !!value && (type == 'object' || type == 'function');
+}
+
+/**
+ * Creates a function which returns the property value at `path` on a
+ * given object.
+ *
+ * @static
+ * @memberOf _
+ * @category Utility
+ * @param {Array|string} path The path of the property to get.
+ * @returns {Function} Returns the new function.
+ * @example
+ *
+ * var objects = [
+ *   { 'a': { 'b': { 'c': 2 } } },
+ *   { 'a': { 'b': { 'c': 1 } } }
+ * ];
+ *
+ * _.map(objects, _.property('a.b.c'));
+ * // => [2, 1]
+ *
+ * _.pluck(_.sortBy(objects, _.property(['a', 'b', 'c'])), 'a.b.c');
+ * // => [1, 2]
+ */
+function property(path) {
+  return isKey(path) ? baseProperty(path) : basePropertyDeep(path);
+}
+
+module.exports = pluck;
+
+},{"lodash._baseget":63,"lodash._topath":64,"lodash.isarray":65,"lodash.map":66}],63:[function(require,module,exports){
+/**
+ * lodash 3.7.2 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+
+/**
+ * The base implementation of `get` without support for string paths
+ * and default values.
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @param {Array} path The path of the property to get.
+ * @param {string} [pathKey] The key representation of path.
+ * @returns {*} Returns the resolved value.
+ */
+function baseGet(object, path, pathKey) {
+  if (object == null) {
+    return;
+  }
+  if (pathKey !== undefined && pathKey in toObject(object)) {
+    path = [pathKey];
+  }
+  var index = 0,
+      length = path.length;
+
+  while (object != null && index < length) {
+    object = object[path[index++]];
+  }
+  return (index && index == length) ? object : undefined;
+}
+
+/**
+ * Converts `value` to an object if it's not one.
+ *
+ * @private
+ * @param {*} value The value to process.
+ * @returns {Object} Returns the object.
+ */
+function toObject(value) {
+  return isObject(value) ? value : Object(value);
+}
+
+/**
+ * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
+ * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+ * @example
+ *
+ * _.isObject({});
+ * // => true
+ *
+ * _.isObject([1, 2, 3]);
+ * // => true
+ *
+ * _.isObject(1);
+ * // => false
+ */
+function isObject(value) {
+  // Avoid a V8 JIT bug in Chrome 19-20.
+  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
+  var type = typeof value;
+  return !!value && (type == 'object' || type == 'function');
+}
+
+module.exports = baseGet;
+
+},{}],64:[function(require,module,exports){
+/**
+ * lodash 3.8.1 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+var isArray = require('lodash.isarray');
+
+/** Used to match property names within property paths. */
+var rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\n\\]|\\.)*?)\2)\]/g;
+
+/** Used to match backslashes in property paths. */
+var reEscapeChar = /\\(\\)?/g;
+
+/**
+ * Converts `value` to a string if it's not one. An empty string is returned
+ * for `null` or `undefined` values.
+ *
+ * @private
+ * @param {*} value The value to process.
+ * @returns {string} Returns the string.
+ */
+function baseToString(value) {
+  return value == null ? '' : (value + '');
+}
+
+/**
+ * Converts `value` to property path array if it's not one.
+ *
+ * @private
+ * @param {*} value The value to process.
+ * @returns {Array} Returns the property path array.
+ */
+function toPath(value) {
+  if (isArray(value)) {
+    return value;
+  }
+  var result = [];
+  baseToString(value).replace(rePropName, function(match, number, quote, string) {
+    result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match));
+  });
+  return result;
+}
+
+module.exports = toPath;
+
+},{"lodash.isarray":65}],65:[function(require,module,exports){
+arguments[4][61][0].apply(exports,arguments)
+},{"dup":61}],66:[function(require,module,exports){
+/**
+ * lodash 3.1.4 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+var arrayMap = require('lodash._arraymap'),
+    baseCallback = require('lodash._basecallback'),
+    baseEach = require('lodash._baseeach'),
+    isArray = require('lodash.isarray');
+
+/**
+ * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
+ * of an array-like value.
+ */
+var MAX_SAFE_INTEGER = 9007199254740991;
+
+/**
+ * The base implementation of `_.map` without support for callback shorthands
+ * and `this` binding.
+ *
+ * @private
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function} iteratee The function invoked per iteration.
+ * @returns {Array} Returns the new mapped array.
+ */
+function baseMap(collection, iteratee) {
+  var index = -1,
+      result = isArrayLike(collection) ? Array(collection.length) : [];
+
+  baseEach(collection, function(value, key, collection) {
+    result[++index] = iteratee(value, key, collection);
+  });
+  return result;
+}
+
+/**
+ * The base implementation of `_.property` without support for deep paths.
+ *
+ * @private
+ * @param {string} key The key of the property to get.
+ * @returns {Function} Returns the new function.
+ */
+function baseProperty(key) {
+  return function(object) {
+    return object == null ? undefined : object[key];
+  };
+}
+
+/**
+ * Gets the "length" property value of `object`.
+ *
+ * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
+ * that affects Safari on at least iOS 8.1-8.3 ARM64.
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @returns {*} Returns the "length" value.
+ */
+var getLength = baseProperty('length');
+
+/**
+ * Checks if `value` is array-like.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
+ */
+function isArrayLike(value) {
+  return value != null && isLength(getLength(value));
+}
+
+/**
+ * Checks if `value` is a valid array-like length.
+ *
+ * **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
+ */
+function isLength(value) {
+  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
+}
+
+/**
+ * Creates an array of values by running each element in `collection` through
+ * `iteratee`. The `iteratee` is bound to `thisArg` and invoked with three
+ * arguments: (value, index|key, collection).
+ *
+ * If a property name is provided for `iteratee` the created `_.property`
+ * style callback returns the property value of the given element.
+ *
+ * If a value is also provided for `thisArg` the created `_.matchesProperty`
+ * style callback returns `true` for elements that have a matching property
+ * value, else `false`.
+ *
+ * If an object is provided for `iteratee` the created `_.matches` style
+ * callback returns `true` for elements that have the properties of the given
+ * object, else `false`.
+ *
+ * Many lodash methods are guarded to work as iteratees for methods like
+ * `_.every`, `_.filter`, `_.map`, `_.mapValues`, `_.reject`, and `_.some`.
+ *
+ * The guarded methods are:
+ * `ary`, `callback`, `chunk`, `clone`, `create`, `curry`, `curryRight`,
+ * `drop`, `dropRight`, `every`, `fill`, `flatten`, `invert`, `max`, `min`,
+ * `parseInt`, `slice`, `sortBy`, `take`, `takeRight`, `template`, `trim`,
+ * `trimLeft`, `trimRight`, `trunc`, `random`, `range`, `sample`, `some`,
+ * `sum`, `uniq`, and `words`
+ *
+ * @static
+ * @memberOf _
+ * @alias collect
+ * @category Collection
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|Object|string} [iteratee=_.identity] The function invoked
+ *  per iteration.
+ * @param {*} [thisArg] The `this` binding of `iteratee`.
+ * @returns {Array} Returns the new mapped array.
+ * @example
+ *
+ * function timesThree(n) {
+ *   return n * 3;
+ * }
+ *
+ * _.map([1, 2], timesThree);
+ * // => [3, 6]
+ *
+ * _.map({ 'a': 1, 'b': 2 }, timesThree);
+ * // => [3, 6] (iteration order is not guaranteed)
+ *
+ * var users = [
+ *   { 'user': 'barney' },
+ *   { 'user': 'fred' }
+ * ];
+ *
+ * // using the `_.property` callback shorthand
+ * _.map(users, 'user');
+ * // => ['barney', 'fred']
+ */
+function map(collection, iteratee, thisArg) {
+  var func = isArray(collection) ? arrayMap : baseMap;
+  iteratee = baseCallback(iteratee, thisArg, 3);
+  return func(collection, iteratee);
+}
+
+module.exports = map;
+
+},{"lodash._arraymap":67,"lodash._basecallback":68,"lodash._baseeach":73,"lodash.isarray":65}],67:[function(require,module,exports){
+/**
+ * lodash 3.0.0 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.7.0 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+
+/**
+ * A specialized version of `_.map` for arrays without support for callback
+ * shorthands or `this` binding.
+ *
+ * @private
+ * @param {Array} array The array to iterate over.
+ * @param {Function} iteratee The function invoked per iteration.
+ * @returns {Array} Returns the new mapped array.
+ */
+function arrayMap(array, iteratee) {
+  var index = -1,
+      length = array.length,
+      result = Array(length);
+
+  while (++index < length) {
+    result[index] = iteratee(array[index], index, array);
+  }
+  return result;
+}
+
+module.exports = arrayMap;
+
+},{}],68:[function(require,module,exports){
+/**
+ * lodash 3.3.1 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+var baseIsEqual = require('lodash._baseisequal'),
+    bindCallback = require('lodash._bindcallback'),
+    isArray = require('lodash.isarray'),
+    pairs = require('lodash.pairs');
+
+/** Used to match property names within property paths. */
+var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\n\\]|\\.)*?\1)\]/,
+    reIsPlainProp = /^\w*$/,
+    rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\n\\]|\\.)*?)\2)\]/g;
+
+/** Used to match backslashes in property paths. */
+var reEscapeChar = /\\(\\)?/g;
+
+/**
+ * Converts `value` to a string if it's not one. An empty string is returned
+ * for `null` or `undefined` values.
+ *
+ * @private
+ * @param {*} value The value to process.
+ * @returns {string} Returns the string.
+ */
+function baseToString(value) {
+  return value == null ? '' : (value + '');
+}
+
+/**
+ * The base implementation of `_.callback` which supports specifying the
+ * number of arguments to provide to `func`.
+ *
+ * @private
+ * @param {*} [func=_.identity] The value to convert to a callback.
+ * @param {*} [thisArg] The `this` binding of `func`.
+ * @param {number} [argCount] The number of arguments to provide to `func`.
+ * @returns {Function} Returns the callback.
+ */
+function baseCallback(func, thisArg, argCount) {
+  var type = typeof func;
+  if (type == 'function') {
+    return thisArg === undefined
+      ? func
+      : bindCallback(func, thisArg, argCount);
+  }
+  if (func == null) {
+    return identity;
+  }
+  if (type == 'object') {
+    return baseMatches(func);
+  }
+  return thisArg === undefined
+    ? property(func)
+    : baseMatchesProperty(func, thisArg);
+}
+
+/**
+ * The base implementation of `get` without support for string paths
+ * and default values.
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @param {Array} path The path of the property to get.
+ * @param {string} [pathKey] The key representation of path.
+ * @returns {*} Returns the resolved value.
+ */
+function baseGet(object, path, pathKey) {
+  if (object == null) {
+    return;
+  }
+  if (pathKey !== undefined && pathKey in toObject(object)) {
+    path = [pathKey];
+  }
+  var index = 0,
+      length = path.length;
+
+  while (object != null && index < length) {
+    object = object[path[index++]];
+  }
+  return (index && index == length) ? object : undefined;
+}
+
+/**
+ * The base implementation of `_.isMatch` without support for callback
+ * shorthands and `this` binding.
+ *
+ * @private
+ * @param {Object} object The object to inspect.
+ * @param {Array} matchData The propery names, values, and compare flags to match.
+ * @param {Function} [customizer] The function to customize comparing objects.
+ * @returns {boolean} Returns `true` if `object` is a match, else `false`.
+ */
+function baseIsMatch(object, matchData, customizer) {
+  var index = matchData.length,
+      length = index,
+      noCustomizer = !customizer;
+
+  if (object == null) {
+    return !length;
+  }
+  object = toObject(object);
+  while (index--) {
+    var data = matchData[index];
+    if ((noCustomizer && data[2])
+          ? data[1] !== object[data[0]]
+          : !(data[0] in object)
+        ) {
+      return false;
+    }
+  }
+  while (++index < length) {
+    data = matchData[index];
+    var key = data[0],
+        objValue = object[key],
+        srcValue = data[1];
+
+    if (noCustomizer && data[2]) {
+      if (objValue === undefined && !(key in object)) {
+        return false;
+      }
+    } else {
+      var result = customizer ? customizer(objValue, srcValue, key) : undefined;
+      if (!(result === undefined ? baseIsEqual(srcValue, objValue, customizer, true) : result)) {
+        return false;
+      }
+    }
+  }
+  return true;
+}
+
+/**
+ * The base implementation of `_.matches` which does not clone `source`.
+ *
+ * @private
+ * @param {Object} source The object of property values to match.
+ * @returns {Function} Returns the new function.
+ */
+function baseMatches(source) {
+  var matchData = getMatchData(source);
+  if (matchData.length == 1 && matchData[0][2]) {
+    var key = matchData[0][0],
+        value = matchData[0][1];
+
+    return function(object) {
+      if (object == null) {
+        return false;
+      }
+      return object[key] === value && (value !== undefined || (key in toObject(object)));
+    };
+  }
+  return function(object) {
+    return baseIsMatch(object, matchData);
+  };
+}
+
+/**
+ * The base implementation of `_.matchesProperty` which does not clone `srcValue`.
+ *
+ * @private
+ * @param {string} path The path of the property to get.
+ * @param {*} srcValue The value to compare.
+ * @returns {Function} Returns the new function.
+ */
+function baseMatchesProperty(path, srcValue) {
+  var isArr = isArray(path),
+      isCommon = isKey(path) && isStrictComparable(srcValue),
+      pathKey = (path + '');
+
+  path = toPath(path);
+  return function(object) {
+    if (object == null) {
+      return false;
+    }
+    var key = pathKey;
+    object = toObject(object);
+    if ((isArr || !isCommon) && !(key in object)) {
+      object = path.length == 1 ? object : baseGet(object, baseSlice(path, 0, -1));
+      if (object == null) {
+        return false;
+      }
+      key = last(path);
+      object = toObject(object);
+    }
+    return object[key] === srcValue
+      ? (srcValue !== undefined || (key in object))
+      : baseIsEqual(srcValue, object[key], undefined, true);
+  };
+}
+
+/**
+ * The base implementation of `_.property` without support for deep paths.
+ *
+ * @private
+ * @param {string} key The key of the property to get.
+ * @returns {Function} Returns the new function.
+ */
+function baseProperty(key) {
+  return function(object) {
+    return object == null ? undefined : object[key];
+  };
+}
+
+/**
+ * A specialized version of `baseProperty` which supports deep paths.
+ *
+ * @private
+ * @param {Array|string} path The path of the property to get.
+ * @returns {Function} Returns the new function.
+ */
+function basePropertyDeep(path) {
+  var pathKey = (path + '');
+  path = toPath(path);
+  return function(object) {
+    return baseGet(object, path, pathKey);
+  };
+}
+
+/**
+ * The base implementation of `_.slice` without an iteratee call guard.
+ *
+ * @private
+ * @param {Array} array The array to slice.
+ * @param {number} [start=0] The start position.
+ * @param {number} [end=array.length] The end position.
+ * @returns {Array} Returns the slice of `array`.
+ */
+function baseSlice(array, start, end) {
+  var index = -1,
+      length = array.length;
+
+  start = start == null ? 0 : (+start || 0);
+  if (start < 0) {
+    start = -start > length ? 0 : (length + start);
+  }
+  end = (end === undefined || end > length) ? length : (+end || 0);
+  if (end < 0) {
+    end += length;
+  }
+  length = start > end ? 0 : ((end - start) >>> 0);
+  start >>>= 0;
+
+  var result = Array(length);
+  while (++index < length) {
+    result[index] = array[index + start];
+  }
+  return result;
+}
+
+/**
+ * Gets the propery names, values, and compare flags of `object`.
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @returns {Array} Returns the match data of `object`.
+ */
+function getMatchData(object) {
+  var result = pairs(object),
+      length = result.length;
+
+  while (length--) {
+    result[length][2] = isStrictComparable(result[length][1]);
+  }
+  return result;
+}
+
+/**
+ * Checks if `value` is a property name and not a property path.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @param {Object} [object] The object to query keys on.
+ * @returns {boolean} Returns `true` if `value` is a property name, else `false`.
+ */
+function isKey(value, object) {
+  var type = typeof value;
+  if ((type == 'string' && reIsPlainProp.test(value)) || type == 'number') {
+    return true;
+  }
+  if (isArray(value)) {
+    return false;
+  }
+  var result = !reIsDeepProp.test(value);
+  return result || (object != null && value in toObject(object));
+}
+
+/**
+ * Checks if `value` is suitable for strict equality comparisons, i.e. `===`.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` if suitable for strict
+ *  equality comparisons, else `false`.
+ */
+function isStrictComparable(value) {
+  return value === value && !isObject(value);
+}
+
+/**
+ * Converts `value` to an object if it's not one.
+ *
+ * @private
+ * @param {*} value The value to process.
+ * @returns {Object} Returns the object.
+ */
+function toObject(value) {
+  return isObject(value) ? value : Object(value);
+}
+
+/**
+ * Converts `value` to property path array if it's not one.
+ *
+ * @private
+ * @param {*} value The value to process.
+ * @returns {Array} Returns the property path array.
+ */
+function toPath(value) {
+  if (isArray(value)) {
+    return value;
+  }
+  var result = [];
+  baseToString(value).replace(rePropName, function(match, number, quote, string) {
+    result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match));
+  });
+  return result;
+}
+
+/**
+ * Gets the last element of `array`.
+ *
+ * @static
+ * @memberOf _
+ * @category Array
+ * @param {Array} array The array to query.
+ * @returns {*} Returns the last element of `array`.
+ * @example
+ *
+ * _.last([1, 2, 3]);
+ * // => 3
+ */
+function last(array) {
+  var length = array ? array.length : 0;
+  return length ? array[length - 1] : undefined;
+}
+
+/**
+ * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
+ * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+ * @example
+ *
+ * _.isObject({});
+ * // => true
+ *
+ * _.isObject([1, 2, 3]);
+ * // => true
+ *
+ * _.isObject(1);
+ * // => false
+ */
+function isObject(value) {
+  // Avoid a V8 JIT bug in Chrome 19-20.
+  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
+  var type = typeof value;
+  return !!value && (type == 'object' || type == 'function');
+}
+
+/**
+ * This method returns the first argument provided to it.
+ *
+ * @static
+ * @memberOf _
+ * @category Utility
+ * @param {*} value Any value.
+ * @returns {*} Returns `value`.
+ * @example
+ *
+ * var object = { 'user': 'fred' };
+ *
+ * _.identity(object) === object;
+ * // => true
+ */
+function identity(value) {
+  return value;
+}
+
+/**
+ * Creates a function that returns the property value at `path` on a
+ * given object.
+ *
+ * @static
+ * @memberOf _
+ * @category Utility
+ * @param {Array|string} path The path of the property to get.
+ * @returns {Function} Returns the new function.
+ * @example
+ *
+ * var objects = [
+ *   { 'a': { 'b': { 'c': 2 } } },
+ *   { 'a': { 'b': { 'c': 1 } } }
+ * ];
+ *
+ * _.map(objects, _.property('a.b.c'));
+ * // => [2, 1]
+ *
+ * _.pluck(_.sortBy(objects, _.property(['a', 'b', 'c'])), 'a.b.c');
+ * // => [1, 2]
+ */
+function property(path) {
+  return isKey(path) ? baseProperty(path) : basePropertyDeep(path);
+}
+
+module.exports = baseCallback;
+
+},{"lodash._baseisequal":69,"lodash._bindcallback":71,"lodash.isarray":65,"lodash.pairs":72}],69:[function(require,module,exports){
+/**
+ * lodash 3.0.7 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+var isArray = require('lodash.isarray'),
+    isTypedArray = require('lodash.istypedarray'),
+    keys = require('lodash.keys');
+
+/** `Object#toString` result references. */
+var argsTag = '[object Arguments]',
+    arrayTag = '[object Array]',
+    boolTag = '[object Boolean]',
+    dateTag = '[object Date]',
+    errorTag = '[object Error]',
+    numberTag = '[object Number]',
+    objectTag = '[object Object]',
+    regexpTag = '[object RegExp]',
+    stringTag = '[object String]';
+
+/**
+ * Checks if `value` is object-like.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
+ */
+function isObjectLike(value) {
+  return !!value && typeof value == 'object';
+}
+
+/** Used for native method references. */
+var objectProto = Object.prototype;
+
+/** Used to check objects for own properties. */
+var hasOwnProperty = objectProto.hasOwnProperty;
+
+/**
+ * Used to resolve the [`toStringTag`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.prototype.tostring)
+ * of values.
+ */
+var objToString = objectProto.toString;
+
+/**
+ * A specialized version of `_.some` for arrays without support for callback
+ * shorthands and `this` binding.
+ *
+ * @private
+ * @param {Array} array The array to iterate over.
+ * @param {Function} predicate The function invoked per iteration.
+ * @returns {boolean} Returns `true` if any element passes the predicate check,
+ *  else `false`.
+ */
+function arraySome(array, predicate) {
+  var index = -1,
+      length = array.length;
+
+  while (++index < length) {
+    if (predicate(array[index], index, array)) {
+      return true;
+    }
+  }
+  return false;
+}
+
+/**
+ * The base implementation of `_.isEqual` without support for `this` binding
+ * `customizer` functions.
+ *
+ * @private
+ * @param {*} value The value to compare.
+ * @param {*} other The other value to compare.
+ * @param {Function} [customizer] The function to customize comparing values.
+ * @param {boolean} [isLoose] Specify performing partial comparisons.
+ * @param {Array} [stackA] Tracks traversed `value` objects.
+ * @param {Array} [stackB] Tracks traversed `other` objects.
+ * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
+ */
+function baseIsEqual(value, other, customizer, isLoose, stackA, stackB) {
+  if (value === other) {
+    return true;
+  }
+  if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) {
+    return value !== value && other !== other;
+  }
+  return baseIsEqualDeep(value, other, baseIsEqual, customizer, isLoose, stackA, stackB);
+}
+
+/**
+ * A specialized version of `baseIsEqual` for arrays and objects which performs
+ * deep comparisons and tracks traversed objects enabling objects with circular
+ * references to be compared.
+ *
+ * @private
+ * @param {Object} object The object to compare.
+ * @param {Object} other The other object to compare.
+ * @param {Function} equalFunc The function to determine equivalents of values.
+ * @param {Function} [customizer] The function to customize comparing objects.
+ * @param {boolean} [isLoose] Specify performing partial comparisons.
+ * @param {Array} [stackA=[]] Tracks traversed `value` objects.
+ * @param {Array} [stackB=[]] Tracks traversed `other` objects.
+ * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
+ */
+function baseIsEqualDeep(object, other, equalFunc, customizer, isLoose, stackA, stackB) {
+  var objIsArr = isArray(object),
+      othIsArr = isArray(other),
+      objTag = arrayTag,
+      othTag = arrayTag;
+
+  if (!objIsArr) {
+    objTag = objToString.call(object);
+    if (objTag == argsTag) {
+      objTag = objectTag;
+    } else if (objTag != objectTag) {
+      objIsArr = isTypedArray(object);
+    }
+  }
+  if (!othIsArr) {
+    othTag = objToString.call(other);
+    if (othTag == argsTag) {
+      othTag = objectTag;
+    } else if (othTag != objectTag) {
+      othIsArr = isTypedArray(other);
+    }
+  }
+  var objIsObj = objTag == objectTag,
+      othIsObj = othTag == objectTag,
+      isSameTag = objTag == othTag;
+
+  if (isSameTag && !(objIsArr || objIsObj)) {
+    return equalByTag(object, other, objTag);
+  }
+  if (!isLoose) {
+    var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),
+        othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');
+
+    if (objIsWrapped || othIsWrapped) {
+      return equalFunc(objIsWrapped ? object.value() : object, othIsWrapped ? other.value() : other, customizer, isLoose, stackA, stackB);
+    }
+  }
+  if (!isSameTag) {
+    return false;
+  }
+  // Assume cyclic values are equal.
+  // For more information on detecting circular references see https://es5.github.io/#JO.
+  stackA || (stackA = []);
+  stackB || (stackB = []);
+
+  var length = stackA.length;
+  while (length--) {
+    if (stackA[length] == object) {
+      return stackB[length] == other;
+    }
+  }
+  // Add `object` and `other` to the stack of traversed objects.
+  stackA.push(object);
+  stackB.push(other);
+
+  var result = (objIsArr ? equalArrays : equalObjects)(object, other, equalFunc, customizer, isLoose, stackA, stackB);
+
+  stackA.pop();
+  stackB.pop();
+
+  return result;
+}
+
+/**
+ * A specialized version of `baseIsEqualDeep` for arrays with support for
+ * partial deep comparisons.
+ *
+ * @private
+ * @param {Array} array The array to compare.
+ * @param {Array} other The other array to compare.
+ * @param {Function} equalFunc The function to determine equivalents of values.
+ * @param {Function} [customizer] The function to customize comparing arrays.
+ * @param {boolean} [isLoose] Specify performing partial comparisons.
+ * @param {Array} [stackA] Tracks traversed `value` objects.
+ * @param {Array} [stackB] Tracks traversed `other` objects.
+ * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`.
+ */
+function equalArrays(array, other, equalFunc, customizer, isLoose, stackA, stackB) {
+  var index = -1,
+      arrLength = array.length,
+      othLength = other.length;
+
+  if (arrLength != othLength && !(isLoose && othLength > arrLength)) {
+    return false;
+  }
+  // Ignore non-index properties.
+  while (++index < arrLength) {
+    var arrValue = array[index],
+        othValue = other[index],
+        result = customizer ? customizer(isLoose ? othValue : arrValue, isLoose ? arrValue : othValue, index) : undefined;
+
+    if (result !== undefined) {
+      if (result) {
+        continue;
+      }
+      return false;
+    }
+    // Recursively compare arrays (susceptible to call stack limits).
+    if (isLoose) {
+      if (!arraySome(other, function(othValue) {
+            return arrValue === othValue || equalFunc(arrValue, othValue, customizer, isLoose, stackA, stackB);
+          })) {
+        return false;
+      }
+    } else if (!(arrValue === othValue || equalFunc(arrValue, othValue, customizer, isLoose, stackA, stackB))) {
+      return false;
+    }
+  }
+  return true;
+}
+
+/**
+ * A specialized version of `baseIsEqualDeep` for comparing objects of
+ * the same `toStringTag`.
+ *
+ * **Note:** This function only supports comparing values with tags of
+ * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.
+ *
+ * @private
+ * @param {Object} value The object to compare.
+ * @param {Object} other The other object to compare.
+ * @param {string} tag The `toStringTag` of the objects to compare.
+ * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
+ */
+function equalByTag(object, other, tag) {
+  switch (tag) {
+    case boolTag:
+    case dateTag:
+      // Coerce dates and booleans to numbers, dates to milliseconds and booleans
+      // to `1` or `0` treating invalid dates coerced to `NaN` as not equal.
+      return +object == +other;
+
+    case errorTag:
+      return object.name == other.name && object.message == other.message;
+
+    case numberTag:
+      // Treat `NaN` vs. `NaN` as equal.
+      return (object != +object)
+        ? other != +other
+        : object == +other;
+
+    case regexpTag:
+    case stringTag:
+      // Coerce regexes to strings and treat strings primitives and string
+      // objects as equal. See https://es5.github.io/#x15.10.6.4 for more details.
+      return object == (other + '');
+  }
+  return false;
+}
+
+/**
+ * A specialized version of `baseIsEqualDeep` for objects with support for
+ * partial deep comparisons.
+ *
+ * @private
+ * @param {Object} object The object to compare.
+ * @param {Object} other The other object to compare.
+ * @param {Function} equalFunc The function to determine equivalents of values.
+ * @param {Function} [customizer] The function to customize comparing values.
+ * @param {boolean} [isLoose] Specify performing partial comparisons.
+ * @param {Array} [stackA] Tracks traversed `value` objects.
+ * @param {Array} [stackB] Tracks traversed `other` objects.
+ * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
+ */
+function equalObjects(object, other, equalFunc, customizer, isLoose, stackA, stackB) {
+  var objProps = keys(object),
+      objLength = objProps.length,
+      othProps = keys(other),
+      othLength = othProps.length;
+
+  if (objLength != othLength && !isLoose) {
+    return false;
+  }
+  var index = objLength;
+  while (index--) {
+    var key = objProps[index];
+    if (!(isLoose ? key in other : hasOwnProperty.call(other, key))) {
+      return false;
+    }
+  }
+  var skipCtor = isLoose;
+  while (++index < objLength) {
+    key = objProps[index];
+    var objValue = object[key],
+        othValue = other[key],
+        result = customizer ? customizer(isLoose ? othValue : objValue, isLoose? objValue : othValue, key) : undefined;
+
+    // Recursively compare objects (susceptible to call stack limits).
+    if (!(result === undefined ? equalFunc(objValue, othValue, customizer, isLoose, stackA, stackB) : result)) {
+      return false;
+    }
+    skipCtor || (skipCtor = key == 'constructor');
+  }
+  if (!skipCtor) {
+    var objCtor = object.constructor,
+        othCtor = other.constructor;
+
+    // Non `Object` object instances with different constructors are not equal.
+    if (objCtor != othCtor &&
+        ('constructor' in object && 'constructor' in other) &&
+        !(typeof objCtor == 'function' && objCtor instanceof objCtor &&
+          typeof othCtor == 'function' && othCtor instanceof othCtor)) {
+      return false;
+    }
+  }
+  return true;
+}
+
+/**
+ * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
+ * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+ * @example
+ *
+ * _.isObject({});
+ * // => true
+ *
+ * _.isObject([1, 2, 3]);
+ * // => true
+ *
+ * _.isObject(1);
+ * // => false
+ */
+function isObject(value) {
+  // Avoid a V8 JIT bug in Chrome 19-20.
+  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
+  var type = typeof value;
+  return !!value && (type == 'object' || type == 'function');
+}
+
+module.exports = baseIsEqual;
+
+},{"lodash.isarray":65,"lodash.istypedarray":70,"lodash.keys":74}],70:[function(require,module,exports){
+/**
+ * lodash 3.0.2 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+
+/** `Object#toString` result references. */
+var argsTag = '[object Arguments]',
+    arrayTag = '[object Array]',
+    boolTag = '[object Boolean]',
+    dateTag = '[object Date]',
+    errorTag = '[object Error]',
+    funcTag = '[object Function]',
+    mapTag = '[object Map]',
+    numberTag = '[object Number]',
+    objectTag = '[object Object]',
+    regexpTag = '[object RegExp]',
+    setTag = '[object Set]',
+    stringTag = '[object String]',
+    weakMapTag = '[object WeakMap]';
+
+var arrayBufferTag = '[object ArrayBuffer]',
+    float32Tag = '[object Float32Array]',
+    float64Tag = '[object Float64Array]',
+    int8Tag = '[object Int8Array]',
+    int16Tag = '[object Int16Array]',
+    int32Tag = '[object Int32Array]',
+    uint8Tag = '[object Uint8Array]',
+    uint8ClampedTag = '[object Uint8ClampedArray]',
+    uint16Tag = '[object Uint16Array]',
+    uint32Tag = '[object Uint32Array]';
+
+/** Used to identify `toStringTag` values of typed arrays. */
+var typedArrayTags = {};
+typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =
+typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =
+typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =
+typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =
+typedArrayTags[uint32Tag] = true;
+typedArrayTags[argsTag] = typedArrayTags[arrayTag] =
+typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =
+typedArrayTags[dateTag] = typedArrayTags[errorTag] =
+typedArrayTags[funcTag] = typedArrayTags[mapTag] =
+typedArrayTags[numberTag] = typedArrayTags[objectTag] =
+typedArrayTags[regexpTag] = typedArrayTags[setTag] =
+typedArrayTags[stringTag] = typedArrayTags[weakMapTag] = false;
+
+/**
+ * Checks if `value` is object-like.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
+ */
+function isObjectLike(value) {
+  return !!value && typeof value == 'object';
+}
+
+/** Used for native method references. */
+var objectProto = Object.prototype;
+
+/**
+ * Used to resolve the [`toStringTag`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.prototype.tostring)
+ * of values.
+ */
+var objToString = objectProto.toString;
+
+/**
+ * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
+ * of an array-like value.
+ */
+var MAX_SAFE_INTEGER = 9007199254740991;
+
+/**
+ * Checks if `value` is a valid array-like length.
+ *
+ * **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
+ */
+function isLength(value) {
+  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
+}
+
+/**
+ * Checks if `value` is classified as a typed array.
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
+ * @example
+ *
+ * _.isTypedArray(new Uint8Array);
+ * // => true
+ *
+ * _.isTypedArray([]);
+ * // => false
+ */
+function isTypedArray(value) {
+  return isObjectLike(value) && isLength(value.length) && !!typedArrayTags[objToString.call(value)];
+}
+
+module.exports = isTypedArray;
+
+},{}],71:[function(require,module,exports){
+arguments[4][60][0].apply(exports,arguments)
+},{"dup":60}],72:[function(require,module,exports){
+/**
+ * lodash 3.0.1 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+var keys = require('lodash.keys');
+
+/**
+ * Converts `value` to an object if it's not one.
+ *
+ * @private
+ * @param {*} value The value to process.
+ * @returns {Object} Returns the object.
+ */
+function toObject(value) {
+  return isObject(value) ? value : Object(value);
+}
+
+/**
+ * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
+ * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+ * @example
+ *
+ * _.isObject({});
+ * // => true
+ *
+ * _.isObject([1, 2, 3]);
+ * // => true
+ *
+ * _.isObject(1);
+ * // => false
+ */
+function isObject(value) {
+  // Avoid a V8 JIT bug in Chrome 19-20.
+  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
+  var type = typeof value;
+  return !!value && (type == 'object' || type == 'function');
+}
+
+/**
+ * Creates a two dimensional array of the key-value pairs for `object`,
+ * e.g. `[[key1, value1], [key2, value2]]`.
+ *
+ * @static
+ * @memberOf _
+ * @category Object
+ * @param {Object} object The object to query.
+ * @returns {Array} Returns the new array of key-value pairs.
+ * @example
+ *
+ * _.pairs({ 'barney': 36, 'fred': 40 });
+ * // => [['barney', 36], ['fred', 40]] (iteration order is not guaranteed)
+ */
+function pairs(object) {
+  object = toObject(object);
+
+  var index = -1,
+      props = keys(object),
+      length = props.length,
+      result = Array(length);
+
+  while (++index < length) {
+    var key = props[index];
+    result[index] = [key, object[key]];
+  }
+  return result;
+}
+
+module.exports = pairs;
+
+},{"lodash.keys":74}],73:[function(require,module,exports){
+arguments[4][56][0].apply(exports,arguments)
+},{"dup":56,"lodash.keys":74}],74:[function(require,module,exports){
+arguments[4][57][0].apply(exports,arguments)
+},{"dup":57,"lodash._getnative":75,"lodash.isarguments":76,"lodash.isarray":65}],75:[function(require,module,exports){
+arguments[4][58][0].apply(exports,arguments)
+},{"dup":58}],76:[function(require,module,exports){
+arguments[4][59][0].apply(exports,arguments)
+},{"dup":59}],77:[function(require,module,exports){
+var toSDP = require('./lib/tosdp');
+var toJSON = require('./lib/tojson');
+
+
+// Converstion from JSON to SDP
+
+exports.toIncomingSDPOffer = function (session) {
+    return toSDP.toSessionSDP(session, {
+        role: 'responder',
+        direction: 'incoming'
+    });
+};
+exports.toOutgoingSDPOffer = function (session) {
+    return toSDP.toSessionSDP(session, {
+        role: 'initiator',
+        direction: 'outgoing'
+    });
+};
+exports.toIncomingSDPAnswer = function (session) {
+    return toSDP.toSessionSDP(session, {
+        role: 'initiator',
+        direction: 'incoming'
+    });
+};
+exports.toOutgoingSDPAnswer = function (session) {
+    return toSDP.toSessionSDP(session, {
+        role: 'responder',
+        direction: 'outgoing'
+    });
+};
+exports.toIncomingMediaSDPOffer = function (media) {
+    return toSDP.toMediaSDP(media, {
+        role: 'responder',
+        direction: 'incoming'
+    });
+};
+exports.toOutgoingMediaSDPOffer = function (media) {
+    return toSDP.toMediaSDP(media, {
+        role: 'initiator',
+        direction: 'outgoing'
+    });
+};
+exports.toIncomingMediaSDPAnswer = function (media) {
+    return toSDP.toMediaSDP(media, {
+        role: 'initiator',
+        direction: 'incoming'
+    });
+};
+exports.toOutgoingMediaSDPAnswer = function (media) {
+    return toSDP.toMediaSDP(media, {
+        role: 'responder',
+        direction: 'outgoing'
+    });
+};
+exports.toCandidateSDP = toSDP.toCandidateSDP;
+exports.toMediaSDP = toSDP.toMediaSDP;
+exports.toSessionSDP = toSDP.toSessionSDP;
+
+
+// Conversion from SDP to JSON
+
+exports.toIncomingJSONOffer = function (sdp, creators) {
+    return toJSON.toSessionJSON(sdp, {
+        role: 'responder',
+        direction: 'incoming',
+        creators: creators
+    });
+};
+exports.toOutgoingJSONOffer = function (sdp, creators) {
+    return toJSON.toSessionJSON(sdp, {
+        role: 'initiator',
+        direction: 'outgoing',
+        creators: creators
+    });
+};
+exports.toIncomingJSONAnswer = function (sdp, creators) {
+    return toJSON.toSessionJSON(sdp, {
+        role: 'initiator',
+        direction: 'incoming',
+        creators: creators
+    });
+};
+exports.toOutgoingJSONAnswer = function (sdp, creators) {
+    return toJSON.toSessionJSON(sdp, {
+        role: 'responder',
+        direction: 'outgoing',
+        creators: creators
+    });
+};
+exports.toIncomingMediaJSONOffer = function (sdp, creator) {
+    return toJSON.toMediaJSON(sdp, {
+        role: 'responder',
+        direction: 'incoming',
+        creator: creator
+    });
+};
+exports.toOutgoingMediaJSONOffer = function (sdp, creator) {
+    return toJSON.toMediaJSON(sdp, {
+        role: 'initiator',
+        direction: 'outgoing',
+        creator: creator
+    });
+};
+exports.toIncomingMediaJSONAnswer = function (sdp, creator) {
+    return toJSON.toMediaJSON(sdp, {
+        role: 'initiator',
+        direction: 'incoming',
+        creator: creator
+    });
+};
+exports.toOutgoingMediaJSONAnswer = function (sdp, creator) {
+    return toJSON.toMediaJSON(sdp, {
+        role: 'responder',
+        direction: 'outgoing',
+        creator: creator
+    });
+};
+exports.toCandidateJSON = toJSON.toCandidateJSON;
+exports.toMediaJSON = toJSON.toMediaJSON;
+exports.toSessionJSON = toJSON.toSessionJSON;
+
+},{"./lib/tojson":80,"./lib/tosdp":81}],78:[function(require,module,exports){
+exports.lines = function (sdp) {
+    return sdp.split('\r\n').filter(function (line) {
+        return line.length > 0;
+    });
+};
+
+exports.findLine = function (prefix, mediaLines, sessionLines) {
+    var prefixLength = prefix.length;
+    for (var i = 0; i < mediaLines.length; i++) {
+        if (mediaLines[i].substr(0, prefixLength) === prefix) {
+            return mediaLines[i];
+        }
+    }
+    // Continue searching in parent session section
+    if (!sessionLines) {
+        return false;
+    }
+
+    for (var j = 0; j < sessionLines.length; j++) {
+        if (sessionLines[j].substr(0, prefixLength) === prefix) {
+            return sessionLines[j];
+        }
+    }
+
+    return false;
+};
+
+exports.findLines = function (prefix, mediaLines, sessionLines) {
+    var results = [];
+    var prefixLength = prefix.length;
+    for (var i = 0; i < mediaLines.length; i++) {
+        if (mediaLines[i].substr(0, prefixLength) === prefix) {
+            results.push(mediaLines[i]);
+        }
+    }
+    if (results.length || !sessionLines) {
+        return results;
+    }
+    for (var j = 0; j < sessionLines.length; j++) {
+        if (sessionLines[j].substr(0, prefixLength) === prefix) {
+            results.push(sessionLines[j]);
+        }
+    }
+    return results;
+};
+
+exports.mline = function (line) {
+    var parts = line.substr(2).split(' ');
+    var parsed = {
+        media: parts[0],
+        port: parts[1],
+        proto: parts[2],
+        formats: []
+    };
+    for (var i = 3; i < parts.length; i++) {
+        if (parts[i]) {
+            parsed.formats.push(parts[i]);
+        }
+    }
+    return parsed;
+};
+
+exports.rtpmap = function (line) {
+    var parts = line.substr(9).split(' ');
+    var parsed = {
+        id: parts.shift()
+    };
+
+    parts = parts[0].split('/');
+
+    parsed.name = parts[0];
+    parsed.clockrate = parts[1];
+    parsed.channels = parts.length == 3 ? parts[2] : '1';
+    return parsed;
+};
+
+exports.sctpmap = function (line) {
+    // based on -05 draft
+    var parts = line.substr(10).split(' ');
+    var parsed = {
+        number: parts.shift(),
+        protocol: parts.shift(),
+        streams: parts.shift()
+    };
+    return parsed;
+};
+
+
+exports.fmtp = function (line) {
+    var kv, key, value;
+    var parts = line.substr(line.indexOf(' ') + 1).split(';');
+    var parsed = [];
+    for (var i = 0; i < parts.length; i++) {
+        kv = parts[i].split('=');
+        key = kv[0].trim();
+        value = kv[1];
+        if (key && value) {
+            parsed.push({key: key, value: value});
+        } else if (key) {
+            parsed.push({key: '', value: key});
+        }
+    }
+    return parsed;
+};
+
+exports.crypto = function (line) {
+    var parts = line.substr(9).split(' ');
+    var parsed = {
+        tag: parts[0],
+        cipherSuite: parts[1],
+        keyParams: parts[2],
+        sessionParams: parts.slice(3).join(' ')
+    };
+    return parsed;
+};
+
+exports.fingerprint = function (line) {
+    var parts = line.substr(14).split(' ');
+    return {
+        hash: parts[0],
+        value: parts[1]
+    };
+};
+
+exports.extmap = function (line) {
+    var parts = line.substr(9).split(' ');
+    var parsed = {};
+
+    var idpart = parts.shift();
+    var sp = idpart.indexOf('/');
+    if (sp >= 0) {
+        parsed.id = idpart.substr(0, sp);
+        parsed.senders = idpart.substr(sp + 1);
+    } else {
+        parsed.id = idpart;
+        parsed.senders = 'sendrecv';
+    }
+
+    parsed.uri = parts.shift() || '';
+
+    return parsed;
+};
+
+exports.rtcpfb = function (line) {
+    var parts = line.substr(10).split(' ');
+    var parsed = {};
+    parsed.id = parts.shift();
+    parsed.type = parts.shift();
+    if (parsed.type === 'trr-int') {
+        parsed.value = parts.shift();
+    } else {
+        parsed.subtype = parts.shift() || '';
+    }
+    parsed.parameters = parts;
+    return parsed;
+};
+
+exports.candidate = function (line) {
+    var parts;
+    if (line.indexOf('a=candidate:') === 0) {
+        parts = line.substring(12).split(' ');
+    } else { // no a=candidate
+        parts = line.substring(10).split(' ');
+    }
+
+    var candidate = {
+        foundation: parts[0],
+        component: parts[1],
+        protocol: parts[2].toLowerCase(),
+        priority: parts[3],
+        ip: parts[4],
+        port: parts[5],
+        // skip parts[6] == 'typ'
+        type: parts[7],
+        generation: '0'
+    };
+
+    for (var i = 8; i < parts.length; i += 2) {
+        if (parts[i] === 'raddr') {
+            candidate.relAddr = parts[i + 1];
+        } else if (parts[i] === 'rport') {
+            candidate.relPort = parts[i + 1];
+        } else if (parts[i] === 'generation') {
+            candidate.generation = parts[i + 1];
+        } else if (parts[i] === 'tcptype') {
+            candidate.tcpType = parts[i + 1];
+        }
+    }
+
+    candidate.network = '1';
+
+    return candidate;
+};
+
+exports.sourceGroups = function (lines) {
+    var parsed = [];
+    for (var i = 0; i < lines.length; i++) {
+        var parts = lines[i].substr(13).split(' ');
+        parsed.push({
+            semantics: parts.shift(),
+            sources: parts
+        });
+    }
+    return parsed;
+};
+
+exports.sources = function (lines) {
+    // http://tools.ietf.org/html/rfc5576
+    var parsed = [];
+    var sources = {};
+    for (var i = 0; i < lines.length; i++) {
+        var parts = lines[i].substr(7).split(' ');
+        var ssrc = parts.shift();
+
+        if (!sources[ssrc]) {
+            var source = {
+                ssrc: ssrc,
+                parameters: []
+            };
+            parsed.push(source);
+
+            // Keep an index
+            sources[ssrc] = source;
+        }
+
+        parts = parts.join(' ').split(':');
+        var attribute = parts.shift();
+        var value = parts.join(':') || null;
+
+        sources[ssrc].parameters.push({
+            key: attribute,
+            value: value
+        });
+    }
+
+    return parsed;
+};
+
+exports.groups = function (lines) {
+    // http://tools.ietf.org/html/rfc5888
+    var parsed = [];
+    var parts;
+    for (var i = 0; i < lines.length; i++) {
+        parts = lines[i].substr(8).split(' ');
+        parsed.push({
+            semantics: parts.shift(),
+            contents: parts
+        });
+    }
+    return parsed;
+};
+
+exports.bandwidth = function (line) {
+    var parts = line.substr(2).split(':');
+    var parsed = {};
+    parsed.type = parts.shift();
+    parsed.bandwidth = parts.shift();
+    return parsed;
+};
+
+exports.msid = function (line) {
+    var data = line.substr(7);
+    var parts = data.split(' ');
+    return {
+        msid: data,
+        mslabel: parts[0],
+        label: parts[1]
+    };
+};
+
+},{}],79:[function(require,module,exports){
+module.exports = {
+    initiator: {
+        incoming: {
+            initiator: 'recvonly',
+            responder: 'sendonly',
+            both: 'sendrecv',
+            none: 'inactive',
+            recvonly: 'initiator',
+            sendonly: 'responder',
+            sendrecv: 'both',
+            inactive: 'none'
+        },
+        outgoing: {
+            initiator: 'sendonly',
+            responder: 'recvonly',
+            both: 'sendrecv',
+            none: 'inactive',
+            recvonly: 'responder',
+            sendonly: 'initiator',
+            sendrecv: 'both',
+            inactive: 'none'
+        }
+    },
+    responder: {
+        incoming: {
+            initiator: 'sendonly',
+            responder: 'recvonly',
+            both: 'sendrecv',
+            none: 'inactive',
+            recvonly: 'responder',
+            sendonly: 'initiator',
+            sendrecv: 'both',
+            inactive: 'none'
+        },
+        outgoing: {
+            initiator: 'recvonly',
+            responder: 'sendonly',
+            both: 'sendrecv',
+            none: 'inactive',
+            recvonly: 'initiator',
+            sendonly: 'responder',
+            sendrecv: 'both',
+            inactive: 'none'
+        }
+    }
+};
+
+},{}],80:[function(require,module,exports){
+var SENDERS = require('./senders');
+var parsers = require('./parsers');
+var idCounter = Math.random();
+
+
+exports._setIdCounter = function (counter) {
+    idCounter = counter;
+};
+
+exports.toSessionJSON = function (sdp, opts) {
+    var i;
+    var creators = opts.creators || [];
+    var role = opts.role || 'initiator';
+    var direction = opts.direction || 'outgoing';
+
+
+    // Divide the SDP into session and media sections.
+    var media = sdp.split('\r\nm=');
+    for (i = 1; i < media.length; i++) {
+        media[i] = 'm=' + media[i];
+        if (i !== media.length - 1) {
+            media[i] += '\r\n';
+        }
+    }
+    var session = media.shift() + '\r\n';
+    var sessionLines = parsers.lines(session);
+    var parsed = {};
+
+    var contents = [];
+    for (i = 0; i < media.length; i++) {
+        contents.push(exports.toMediaJSON(media[i], session, {
+            role: role,
+            direction: direction,
+            creator: creators[i] || 'initiator'
+        }));
+    }
+    parsed.contents = contents;
+
+    var groupLines = parsers.findLines('a=group:', sessionLines);
+    if (groupLines.length) {
+        parsed.groups = parsers.groups(groupLines);
+    }
+
+    return parsed;
+};
+
+exports.toMediaJSON = function (media, session, opts) {
+    var creator = opts.creator || 'initiator';
+    var role = opts.role || 'initiator';
+    var direction = opts.direction || 'outgoing';
+
+    var lines = parsers.lines(media);
+    var sessionLines = parsers.lines(session);
+    var mline = parsers.mline(lines[0]);
+
+    var content = {
+        creator: creator,
+        name: mline.media,
+        description: {
+            descType: 'rtp',
+            media: mline.media,
+            payloads: [],
+            encryption: [],
+            feedback: [],
+            headerExtensions: []
+        },
+        transport: {
+            transType: 'iceUdp',
+            candidates: [],
+            fingerprints: []
+        }
+    };
+    if (mline.media == 'application') {
+        // FIXME: the description is most likely to be independent
+        // of the SDP and should be processed by other parts of the library
+        content.description = {
+            descType: 'datachannel'
+        };
+        content.transport.sctp = [];
+    }
+    var desc = content.description;
+    var trans = content.transport;
+
+    // If we have a mid, use that for the content name instead.
+    var mid = parsers.findLine('a=mid:', lines);
+    if (mid) {
+        content.name = mid.substr(6);
+    }
+
+    if (parsers.findLine('a=sendrecv', lines, sessionLines)) {
+        content.senders = 'both';
+    } else if (parsers.findLine('a=sendonly', lines, sessionLines)) {
+        content.senders = SENDERS[role][direction].sendonly;
+    } else if (parsers.findLine('a=recvonly', lines, sessionLines)) {
+        content.senders = SENDERS[role][direction].recvonly;
+    } else if (parsers.findLine('a=inactive', lines, sessionLines)) {
+        content.senders = 'none';
+    }
+
+    if (desc.descType == 'rtp') {
+        var bandwidth = parsers.findLine('b=', lines);
+        if (bandwidth) {
+            desc.bandwidth = parsers.bandwidth(bandwidth);
+        }
+
+        var ssrc = parsers.findLine('a=ssrc:', lines);
+        if (ssrc) {
+            desc.ssrc = ssrc.substr(7).split(' ')[0];
+        }
+
+        var rtpmapLines = parsers.findLines('a=rtpmap:', lines);
+        rtpmapLines.forEach(function (line) {
+            var payload = parsers.rtpmap(line);
+            payload.parameters = [];
+            payload.feedback = [];
+
+            var fmtpLines = parsers.findLines('a=fmtp:' + payload.id, lines);
+            // There should only be one fmtp line per payload
+            fmtpLines.forEach(function (line) {
+                payload.parameters = parsers.fmtp(line);
+            });
+
+            var fbLines = parsers.findLines('a=rtcp-fb:' + payload.id, lines);
+            fbLines.forEach(function (line) {
+                payload.feedback.push(parsers.rtcpfb(line));
+            });
+
+            desc.payloads.push(payload);
+        });
+
+        var cryptoLines = parsers.findLines('a=crypto:', lines, sessionLines);
+        cryptoLines.forEach(function (line) {
+            desc.encryption.push(parsers.crypto(line));
+        });
+
+        if (parsers.findLine('a=rtcp-mux', lines)) {
+            desc.mux = true;
+        }
+
+        var fbLines = parsers.findLines('a=rtcp-fb:*', lines);
+        fbLines.forEach(function (line) {
+            desc.feedback.push(parsers.rtcpfb(line));
+        });
+
+        var extLines = parsers.findLines('a=extmap:', lines);
+        extLines.forEach(function (line) {
+            var ext = parsers.extmap(line);
+
+            ext.senders = SENDERS[role][direction][ext.senders];
+
+            desc.headerExtensions.push(ext);
+        });
+
+        var ssrcGroupLines = parsers.findLines('a=ssrc-group:', lines);
+        desc.sourceGroups = parsers.sourceGroups(ssrcGroupLines || []);
+
+        var ssrcLines = parsers.findLines('a=ssrc:', lines);
+        var sources = desc.sources = parsers.sources(ssrcLines || []);
+
+        var msidLine = parsers.findLine('a=msid:', lines);
+        if (msidLine) {
+            var msid = parsers.msid(msidLine);
+            ['msid', 'mslabel', 'label'].forEach(function (key) {
+                for (var i = 0; i < sources.length; i++) {
+                    var found = false;
+                    for (var j = 0; j < sources[i].parameters.length; j++) {
+                        if (sources[i].parameters[j].key === key) {
+                            found = true;
+                        }
+                    }
+                    if (!found) {
+                        sources[i].parameters.push({ key: key, value: msid[key] });
+                    }
+                }
+            });
+        }
+
+        if (parsers.findLine('a=x-google-flag:conference', lines, sessionLines)) {
+            desc.googConferenceFlag = true;
+        }
+    }
+
+    // transport specific attributes
+    var fingerprintLines = parsers.findLines('a=fingerprint:', lines, sessionLines);
+    var setup = parsers.findLine('a=setup:', lines, sessionLines);
+    fingerprintLines.forEach(function (line) {
+        var fp = parsers.fingerprint(line);
+        if (setup) {
+            fp.setup = setup.substr(8);
+        }
+        trans.fingerprints.push(fp);
+    });
+
+    var ufragLine = parsers.findLine('a=ice-ufrag:', lines, sessionLines);
+    var pwdLine = parsers.findLine('a=ice-pwd:', lines, sessionLines);
+    if (ufragLine && pwdLine) {
+        trans.ufrag = ufragLine.substr(12);
+        trans.pwd = pwdLine.substr(10);
+        trans.candidates = [];
+
+        var candidateLines = parsers.findLines('a=candidate:', lines, sessionLines);
+        candidateLines.forEach(function (line) {
+            trans.candidates.push(exports.toCandidateJSON(line));
+        });
+    }
+
+    if (desc.descType == 'datachannel') {
+        var sctpmapLines = parsers.findLines('a=sctpmap:', lines);
+        sctpmapLines.forEach(function (line) {
+            var sctp = parsers.sctpmap(line);
+            trans.sctp.push(sctp);
+        });
+    }
+
+    return content;
+};
+
+exports.toCandidateJSON = function (line) {
+    var candidate = parsers.candidate(line.split('\r\n')[0]);
+    candidate.id = (idCounter++).toString(36).substr(0, 12);
+    return candidate;
+};
+
+},{"./parsers":78,"./senders":79}],81:[function(require,module,exports){
+var SENDERS = require('./senders');
+
+
+exports.toSessionSDP = function (session, opts) {
+    var role = opts.role || 'initiator';
+    var direction = opts.direction || 'outgoing';
+    var sid = opts.sid || session.sid || Date.now();
+    var time = opts.time || Date.now();
+
+    var sdp = [
+        'v=0',
+        'o=- ' + sid + ' ' + time + ' IN IP4 0.0.0.0',
+        's=-',
+        't=0 0',
+        'a=msid-semantic: WMS *'
+    ];
+
+    var groups = session.groups || [];
+    groups.forEach(function (group) {
+        sdp.push('a=group:' + group.semantics + ' ' + group.contents.join(' '));
+    });
+
+    var contents = session.contents || [];
+    contents.forEach(function (content) {
+        sdp.push(exports.toMediaSDP(content, opts));
+    });
+
+    return sdp.join('\r\n') + '\r\n';
+};
+
+exports.toMediaSDP = function (content, opts) {
+    var sdp = [];
+
+    var role = opts.role || 'initiator';
+    var direction = opts.direction || 'outgoing';
+
+    var desc = content.description;
+    var transport = content.transport;
+    var payloads = desc.payloads || [];
+    var fingerprints = (transport && transport.fingerprints) || [];
+
+    var mline = [];
+    if (desc.descType == 'datachannel') {
+        mline.push('application');
+        mline.push('1');
+        mline.push('DTLS/SCTP');
+        if (transport.sctp) {
+            transport.sctp.forEach(function (map) {
+                mline.push(map.number);
+            });
+        }
+    } else {
+        mline.push(desc.media);
+        mline.push('1');
+        if ((desc.encryption && desc.encryption.length > 0) || (fingerprints.length > 0)) {
+            mline.push('RTP/SAVPF');
+        } else {
+            mline.push('RTP/AVPF');
+        }
+        payloads.forEach(function (payload) {
+            mline.push(payload.id);
+        });
+    }
+
+
+    sdp.push('m=' + mline.join(' '));
+
+    sdp.push('c=IN IP4 0.0.0.0');
+    if (desc.bandwidth && desc.bandwidth.type && desc.bandwidth.bandwidth) {
+        sdp.push('b=' + desc.bandwidth.type + ':' + desc.bandwidth.bandwidth);
+    }
+    if (desc.descType == 'rtp') {
+        sdp.push('a=rtcp:1 IN IP4 0.0.0.0');
+    }
+
+    if (transport) {
+        if (transport.ufrag) {
+            sdp.push('a=ice-ufrag:' + transport.ufrag);
+        }
+        if (transport.pwd) {
+            sdp.push('a=ice-pwd:' + transport.pwd);
+        }
+
+        var pushedSetup = false;
+        fingerprints.forEach(function (fingerprint) {
+            sdp.push('a=fingerprint:' + fingerprint.hash + ' ' + fingerprint.value);
+            if (fingerprint.setup && !pushedSetup) {
+                sdp.push('a=setup:' + fingerprint.setup);
+            }
+        });
+
+        if (transport.sctp) {
+            transport.sctp.forEach(function (map) {
+                sdp.push('a=sctpmap:' + map.number + ' ' + map.protocol + ' ' + map.streams);
+            });
+        }
+    }
+
+    if (desc.descType == 'rtp') {
+        sdp.push('a=' + (SENDERS[role][direction][content.senders] || 'sendrecv'));
+    }
+    sdp.push('a=mid:' + content.name);
+
+    if (desc.sources && desc.sources.length) {
+        (desc.sources[0].parameters || []).forEach(function (param) {
+            if (param.key === 'msid') {
+                sdp.push('a=msid:' + param.value);
+            }
+        });
+    }
+
+    if (desc.mux) {
+        sdp.push('a=rtcp-mux');
+    }
+
+    var encryption = desc.encryption || [];
+    encryption.forEach(function (crypto) {
+        sdp.push('a=crypto:' + crypto.tag + ' ' + crypto.cipherSuite + ' ' + crypto.keyParams + (crypto.sessionParams ? ' ' + crypto.sessionParams : ''));
+    });
+    if (desc.googConferenceFlag) {
+        sdp.push('a=x-google-flag:conference');
+    }
+
+    payloads.forEach(function (payload) {
+        var rtpmap = 'a=rtpmap:' + payload.id + ' ' + payload.name + '/' + payload.clockrate;
+        if (payload.channels && payload.channels != '1') {
+            rtpmap += '/' + payload.channels;
+        }
+        sdp.push(rtpmap);
+
+        if (payload.parameters && payload.parameters.length) {
+            var fmtp = ['a=fmtp:' + payload.id];
+            var parameters = [];
+            payload.parameters.forEach(function (param) {
+                parameters.push((param.key ? param.key + '=' : '') + param.value);
+            });
+            fmtp.push(parameters.join(';'));
+            sdp.push(fmtp.join(' '));
+        }
+
+        if (payload.feedback) {
+            payload.feedback.forEach(function (fb) {
+                if (fb.type === 'trr-int') {
+                    sdp.push('a=rtcp-fb:' + payload.id + ' trr-int ' + (fb.value ? fb.value : '0'));
+                } else {
+                    sdp.push('a=rtcp-fb:' + payload.id + ' ' + fb.type + (fb.subtype ? ' ' + fb.subtype : ''));
+                }
+            });
+        }
+    });
+
+    if (desc.feedback) {
+        desc.feedback.forEach(function (fb) {
+            if (fb.type === 'trr-int') {
+                sdp.push('a=rtcp-fb:* trr-int ' + (fb.value ? fb.value : '0'));
+            } else {
+                sdp.push('a=rtcp-fb:* ' + fb.type + (fb.subtype ? ' ' + fb.subtype : ''));
+            }
+        });
+    }
+
+    var hdrExts = desc.headerExtensions || [];
+    hdrExts.forEach(function (hdr) {
+        sdp.push('a=extmap:' + hdr.id + (hdr.senders ? '/' + SENDERS[role][direction][hdr.senders] : '') + ' ' + hdr.uri);
+    });
+
+    var ssrcGroups = desc.sourceGroups || [];
+    ssrcGroups.forEach(function (ssrcGroup) {
+        sdp.push('a=ssrc-group:' + ssrcGroup.semantics + ' ' + ssrcGroup.sources.join(' '));
+    });
+
+    var ssrcs = desc.sources || [];
+    ssrcs.forEach(function (ssrc) {
+        for (var i = 0; i < ssrc.parameters.length; i++) {
+            var param = ssrc.parameters[i];
+            sdp.push('a=ssrc:' + (ssrc.ssrc || desc.ssrc) + ' ' + param.key + (param.value ? (':' + param.value) : ''));
+        }
+    });
+
+    var candidates = transport.candidates || [];
+    candidates.forEach(function (candidate) {
+        sdp.push(exports.toCandidateSDP(candidate));
+    });
+
+    return sdp.join('\r\n');
+};
+
+exports.toCandidateSDP = function (candidate) {
+    var sdp = [];
+
+    sdp.push(candidate.foundation);
+    sdp.push(candidate.component);
+    sdp.push(candidate.protocol.toUpperCase());
+    sdp.push(candidate.priority);
+    sdp.push(candidate.ip);
+    sdp.push(candidate.port);
+
+    var type = candidate.type;
+    sdp.push('typ');
+    sdp.push(type);
+    if (type === 'srflx' || type === 'prflx' || type === 'relay') {
+        if (candidate.relAddr && candidate.relPort) {
+            sdp.push('raddr');
+            sdp.push(candidate.relAddr);
+            sdp.push('rport');
+            sdp.push(candidate.relPort);
+        }
+    }
+    if (candidate.tcpType && candidate.protocol.toUpperCase() == 'TCP') {
+        sdp.push('tcptype');
+        sdp.push(candidate.tcpType);
+    }
+
+    sdp.push('generation');
+    sdp.push(candidate.generation || '0');
+
+    // FIXME: apparently this is wrong per spec
+    // but then, we need this when actually putting this into
+    // SDP so it's going to stay.
+    // decision needs to be revisited when browsers dont
+    // accept this any longer
+    return 'a=candidate:' + sdp.join(' ');
+};
+
+},{"./senders":79}],82:[function(require,module,exports){
+// based on https://github.com/ESTOS/strophe.jingle/
+// adds wildemitter support
+var util = require('util');
+var adapter = require('webrtc-adapter-test');
+var WildEmitter = require('wildemitter');
+
+function dumpSDP(description) {
+    return {
+        type: description.type,
+        sdp: description.sdp
+    };
+}
+
+function dumpStream(stream) {
+    var info = {
+        label: stream.id,
+    };
+    if (stream.getAudioTracks().length) {
+        info.audio = stream.getAudioTracks().map(function (track) {
+            return track.id;
+        });
+    }
+    if (stream.getVideoTracks().length) {
+        info.video = stream.getVideoTracks().map(function (track) {
+            return track.id;
+        });
+    }
+    return info;
+}
+
+function TraceablePeerConnection(config, constraints) {
+    var self = this;
+    WildEmitter.call(this);
+
+    this.peerconnection = new window.RTCPeerConnection(config, constraints);
+
+    this.trace = function (what, info) {
+        self.emit('PeerConnectionTrace', {
+            time: new Date(),
+            type: what,
+            value: info || ""
+        });
+    };
+
+    this.onicecandidate = null;
+    this.peerconnection.onicecandidate = function (event) {
+        self.trace('onicecandidate', event.candidate);
+        if (self.onicecandidate !== null) {
+            self.onicecandidate(event);
+        }
+    };
+    this.onaddstream = null;
+    this.peerconnection.onaddstream = function (event) {
+        self.trace('onaddstream', dumpStream(event.stream));
+        if (self.onaddstream !== null) {
+            self.onaddstream(event);
+        }
+    };
+    this.onremovestream = null;
+    this.peerconnection.onremovestream = function (event) {
+        self.trace('onremovestream', dumpStream(event.stream));
+        if (self.onremovestream !== null) {
+            self.onremovestream(event);
+        }
+    };
+    this.onsignalingstatechange = null;
+    this.peerconnection.onsignalingstatechange = function (event) {
+        self.trace('onsignalingstatechange', self.signalingState);
+        if (self.onsignalingstatechange !== null) {
+            self.onsignalingstatechange(event);
+        }
+    };
+    this.oniceconnectionstatechange = null;
+    this.peerconnection.oniceconnectionstatechange = function (event) {
+        self.trace('oniceconnectionstatechange', self.iceConnectionState);
+        if (self.oniceconnectionstatechange !== null) {
+            self.oniceconnectionstatechange(event);
+        }
+    };
+    this.onnegotiationneeded = null;
+    this.peerconnection.onnegotiationneeded = function (event) {
+        self.trace('onnegotiationneeded');
+        if (self.onnegotiationneeded !== null) {
+            self.onnegotiationneeded(event);
+        }
+    };
+    self.ondatachannel = null;
+    this.peerconnection.ondatachannel = function (event) {
+        self.trace('ondatachannel', event);
+        if (self.ondatachannel !== null) {
+            self.ondatachannel(event);
+        }
+    };
+    this.getLocalStreams = this.peerconnection.getLocalStreams.bind(this.peerconnection);
+    this.getRemoteStreams = this.peerconnection.getRemoteStreams.bind(this.peerconnection);
+}
+
+util.inherits(TraceablePeerConnection, WildEmitter);
+
+['signalingState', 'iceConnectionState', 'localDescription', 'remoteDescription'].forEach(function (prop) {
+    Object.defineProperty(TraceablePeerConnection.prototype, prop, {
+        get: function () {
+            return this.peerconnection[prop];
+        }
+    });
+});
+
+TraceablePeerConnection.prototype.addStream = function (stream) {
+    this.trace('addStream', dumpStream(stream));
+    this.peerconnection.addStream(stream);
+};
+
+TraceablePeerConnection.prototype.removeStream = function (stream) {
+    this.trace('removeStream', dumpStream(stream));
+    this.peerconnection.removeStream(stream);
+};
+
+TraceablePeerConnection.prototype.createDataChannel = function (label, opts) {
+    this.trace('createDataChannel', label, opts);
+    return this.peerconnection.createDataChannel(label, opts);
+};
+
+TraceablePeerConnection.prototype.setLocalDescription = function (description, successCallback, failureCallback) {
+    var self = this;
+    this.trace('setLocalDescription', dumpSDP(description));
+    this.peerconnection.setLocalDescription(description,
+        function () {
+            self.trace('setLocalDescriptionOnSuccess');
+            if (successCallback) successCallback();
+        },
+        function (err) {
+            self.trace('setLocalDescriptionOnFailure', err);
+            if (failureCallback) failureCallback(err);
+        }
+    );
+};
+
+TraceablePeerConnection.prototype.setRemoteDescription = function (description, successCallback, failureCallback) {
+    var self = this;
+    this.trace('setRemoteDescription', dumpSDP(description));
+    this.peerconnection.setRemoteDescription(description,
+        function () {
+            self.trace('setRemoteDescriptionOnSuccess');
+            if (successCallback) successCallback();
+        },
+        function (err) {
+            self.trace('setRemoteDescriptionOnFailure', err);
+            if (failureCallback) failureCallback(err);
+        }
+    );
+};
+
+TraceablePeerConnection.prototype.close = function () {
+    this.trace('stop');
+    if (this.peerconnection.signalingState != 'closed') {
+        this.peerconnection.close();
+    }
+};
+
+TraceablePeerConnection.prototype.createOffer = function (successCallback, failureCallback, constraints) {
+    var self = this;
+    this.trace('createOffer', constraints);
+    this.peerconnection.createOffer(
+        function (offer) {
+            self.trace('createOfferOnSuccess', dumpSDP(offer));
+            if (successCallback) successCallback(offer);
+        },
+        function (err) {
+            self.trace('createOfferOnFailure', err);
+            if (failureCallback) failureCallback(err);
+        },
+        constraints
+    );
+};
+
+TraceablePeerConnection.prototype.createAnswer = function (successCallback, failureCallback, constraints) {
+    var self = this;
+    this.trace('createAnswer', constraints);
+    this.peerconnection.createAnswer(
+        function (answer) {
+            self.trace('createAnswerOnSuccess', dumpSDP(answer));
+            if (successCallback) successCallback(answer);
+        },
+        function (err) {
+            self.trace('createAnswerOnFailure', err);
+            if (failureCallback) failureCallback(err);
+        },
+        constraints
+    );
+};
+
+TraceablePeerConnection.prototype.addIceCandidate = function (candidate, successCallback, failureCallback) {
+    var self = this;
+    this.trace('addIceCandidate', candidate);
+    this.peerconnection.addIceCandidate(candidate,
+        function () {
+            //self.trace('addIceCandidateOnSuccess');
+            if (successCallback) successCallback();
+        },
+        function (err) {
+            self.trace('addIceCandidateOnFailure', err);
+            if (failureCallback) failureCallback(err);
+        }
+    );
+};
+
+TraceablePeerConnection.prototype.getStats = function () {
+    this.peerconnection.getStats.apply(this.peerconnection, arguments);
+};
+
+module.exports = TraceablePeerConnection;
+
+},{"util":28,"webrtc-adapter-test":83,"wildemitter":84}],83:[function(require,module,exports){
+/*
+ *  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree.
+ */
+
+/* More information about these options at jshint.com/docs/options */
+/* jshint browser: true, camelcase: true, curly: true, devel: true,
+   eqeqeq: true, forin: false, globalstrict: true, node: true,
+   quotmark: single, undef: true, unused: strict */
+/* global mozRTCIceCandidate, mozRTCPeerConnection, Promise,
+mozRTCSessionDescription, webkitRTCPeerConnection, MediaStreamTrack */
+/* exported trace,requestUserMedia */
+
+'use strict';
+
+var getUserMedia = null;
+var attachMediaStream = null;
+var reattachMediaStream = null;
+var webrtcDetectedBrowser = null;
+var webrtcDetectedVersion = null;
+var webrtcMinimumVersion = null;
+var webrtcUtils = {
+  log: function() {
+    // suppress console.log output when being included as a module.
+    if (typeof module !== 'undefined' ||
+        typeof require === 'function' && typeof define === 'function') {
+      return;
+    }
+    console.log.apply(console, arguments);
+  },
+  extractVersion: function(uastring, expr, pos) {
+    var match = uastring.match(expr);
+    return match && match.length >= pos && parseInt(match[pos]);
+  }
+};
+
+function trace(text) {
+  // This function is used for logging.
+  if (text[text.length - 1] === '\n') {
+    text = text.substring(0, text.length - 1);
+  }
+  if (window.performance) {
+    var now = (window.performance.now() / 1000).toFixed(3);
+    webrtcUtils.log(now + ': ' + text);
+  } else {
+    webrtcUtils.log(text);
+  }
+}
+
+if (typeof window === 'object') {
+  if (window.HTMLMediaElement &&
+    !('srcObject' in window.HTMLMediaElement.prototype)) {
+    // Shim the srcObject property, once, when HTMLMediaElement is found.
+    Object.defineProperty(window.HTMLMediaElement.prototype, 'srcObject', {
+      get: function() {
+        // If prefixed srcObject property exists, return it.
+        // Otherwise use the shimmed property, _srcObject
+        return 'mozSrcObject' in this ? this.mozSrcObject : this._srcObject;
+      },
+      set: function(stream) {
+        if ('mozSrcObject' in this) {
+          this.mozSrcObject = stream;
+        } else {
+          // Use _srcObject as a private property for this shim
+          this._srcObject = stream;
+          // TODO: revokeObjectUrl(this.src) when !stream to release resources?
+          this.src = URL.createObjectURL(stream);
+        }
+      }
+    });
+  }
+  // Proxy existing globals
+  getUserMedia = window.navigator && window.navigator.getUserMedia;
+}
+
+// Attach a media stream to an element.
+attachMediaStream = function(element, stream) {
+  element.srcObject = stream;
+};
+
+reattachMediaStream = function(to, from) {
+  to.srcObject = from.srcObject;
+};
+
+if (typeof window === 'undefined' || !window.navigator) {
+  webrtcUtils.log('This does not appear to be a browser');
+  webrtcDetectedBrowser = 'not a browser';
+} else if (navigator.mozGetUserMedia && window.mozRTCPeerConnection) {
+  webrtcUtils.log('This appears to be Firefox');
+
+  webrtcDetectedBrowser = 'firefox';
+
+  // the detected firefox version.
+  webrtcDetectedVersion = webrtcUtils.extractVersion(navigator.userAgent,
+      /Firefox\/([0-9]+)\./, 1);
+
+  // the minimum firefox version still supported by adapter.
+  webrtcMinimumVersion = 31;
+
+  // The RTCPeerConnection object.
+  window.RTCPeerConnection = function(pcConfig, pcConstraints) {
+    if (webrtcDetectedVersion < 38) {
+      // .urls is not supported in FF < 38.
+      // create RTCIceServers with a single url.
+      if (pcConfig && pcConfig.iceServers) {
+        var newIceServers = [];
+        for (var i = 0; i < pcConfig.iceServers.length; i++) {
+          var server = pcConfig.iceServers[i];
+          if (server.hasOwnProperty('urls')) {
+            for (var j = 0; j < server.urls.length; j++) {
+              var newServer = {
+                url: server.urls[j]
+              };
+              if (server.urls[j].indexOf('turn') === 0) {
+                newServer.username = server.username;
+                newServer.credential = server.credential;
+              }
+              newIceServers.push(newServer);
+            }
+          } else {
+            newIceServers.push(pcConfig.iceServers[i]);
+          }
+        }
+        pcConfig.iceServers = newIceServers;
+      }
+    }
+    return new mozRTCPeerConnection(pcConfig, pcConstraints); // jscs:ignore requireCapitalizedConstructors
+  };
+
+  // The RTCSessionDescription object.
+  if (!window.RTCSessionDescription) {
+    window.RTCSessionDescription = mozRTCSessionDescription;
+  }
+
+  // The RTCIceCandidate object.
+  if (!window.RTCIceCandidate) {
+    window.RTCIceCandidate = mozRTCIceCandidate;
+  }
+
+  // getUserMedia constraints shim.
+  getUserMedia = function(constraints, onSuccess, onError) {
+    var constraintsToFF37 = function(c) {
+      if (typeof c !== 'object' || c.require) {
+        return c;
+      }
+      var require = [];
+      Object.keys(c).forEach(function(key) {
+        if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
+          return;
+        }
+        var r = c[key] = (typeof c[key] === 'object') ?
+            c[key] : {ideal: c[key]};
+        if (r.min !== undefined ||
+            r.max !== undefined || r.exact !== undefined) {
+          require.push(key);
+        }
+        if (r.exact !== undefined) {
+          if (typeof r.exact === 'number') {
+            r.min = r.max = r.exact;
+          } else {
+            c[key] = r.exact;
+          }
+          delete r.exact;
+        }
+        if (r.ideal !== undefined) {
+          c.advanced = c.advanced || [];
+          var oc = {};
+          if (typeof r.ideal === 'number') {
+            oc[key] = {min: r.ideal, max: r.ideal};
+          } else {
+            oc[key] = r.ideal;
+          }
+          c.advanced.push(oc);
+          delete r.ideal;
+          if (!Object.keys(r).length) {
+            delete c[key];
+          }
+        }
+      });
+      if (require.length) {
+        c.require = require;
+      }
+      return c;
+    };
+    if (webrtcDetectedVersion < 38) {
+      webrtcUtils.log('spec: ' + JSON.stringify(constraints));
+      if (constraints.audio) {
+        constraints.audio = constraintsToFF37(constraints.audio);
+      }
+      if (constraints.video) {
+        constraints.video = constraintsToFF37(constraints.video);
+      }
+      webrtcUtils.log('ff37: ' + JSON.stringify(constraints));
+    }
+    return navigator.mozGetUserMedia(constraints, onSuccess, onError);
+  };
+
+  navigator.getUserMedia = getUserMedia;
+
+  // Shim for mediaDevices on older versions.
+  if (!navigator.mediaDevices) {
+    navigator.mediaDevices = {getUserMedia: requestUserMedia,
+      addEventListener: function() { },
+      removeEventListener: function() { }
+    };
+  }
+  navigator.mediaDevices.enumerateDevices =
+      navigator.mediaDevices.enumerateDevices || function() {
+    return new Promise(function(resolve) {
+      var infos = [
+        {kind: 'audioinput', deviceId: 'default', label: '', groupId: ''},
+        {kind: 'videoinput', deviceId: 'default', label: '', groupId: ''}
+      ];
+      resolve(infos);
+    });
+  };
+
+  if (webrtcDetectedVersion < 41) {
+    // Work around http://bugzil.la/1169665
+    var orgEnumerateDevices =
+        navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);
+    navigator.mediaDevices.enumerateDevices = function() {
+      return orgEnumerateDevices().then(undefined, function(e) {
+        if (e.name === 'NotFoundError') {
+          return [];
+        }
+        throw e;
+      });
+    };
+  }
+} else if (navigator.webkitGetUserMedia && window.webkitRTCPeerConnection) {
+  webrtcUtils.log('This appears to be Chrome');
+
+  webrtcDetectedBrowser = 'chrome';
+
+  // the detected chrome version.
+  webrtcDetectedVersion = webrtcUtils.extractVersion(navigator.userAgent,
+      /Chrom(e|ium)\/([0-9]+)\./, 2);
+
+  // the minimum chrome version still supported by adapter.
+  webrtcMinimumVersion = 38;
+
+  // The RTCPeerConnection object.
+  window.RTCPeerConnection = function(pcConfig, pcConstraints) {
+    // Translate iceTransportPolicy to iceTransports,
+    // see https://code.google.com/p/webrtc/issues/detail?id=4869
+    if (pcConfig && pcConfig.iceTransportPolicy) {
+      pcConfig.iceTransports = pcConfig.iceTransportPolicy;
+    }
+
+    var pc = new webkitRTCPeerConnection(pcConfig, pcConstraints); // jscs:ignore requireCapitalizedConstructors
+    var origGetStats = pc.getStats.bind(pc);
+    pc.getStats = function(selector, successCallback, errorCallback) { // jshint ignore: line
+      var self = this;
+      var args = arguments;
+
+      // If selector is a function then we are in the old style stats so just
+      // pass back the original getStats format to avoid breaking old users.
+      if (arguments.length > 0 && typeof selector === 'function') {
+        return origGetStats(selector, successCallback);
+      }
+
+      var fixChromeStats = function(response) {
+        var standardReport = {};
+        var reports = response.result();
+        reports.forEach(function(report) {
+          var standardStats = {
+            id: report.id,
+            timestamp: report.timestamp,
+            type: report.type
+          };
+          report.names().forEach(function(name) {
+            standardStats[name] = report.stat(name);
+          });
+          standardReport[standardStats.id] = standardStats;
+        });
+
+        return standardReport;
+      };
+
+      if (arguments.length >= 2) {
+        var successCallbackWrapper = function(response) {
+          args[1](fixChromeStats(response));
+        };
+
+        return origGetStats.apply(this, [successCallbackWrapper, arguments[0]]);
+      }
+
+      // promise-support
+      return new Promise(function(resolve, reject) {
+        if (args.length === 1 && selector === null) {
+          origGetStats.apply(self, [
+              function(response) {
+                resolve.apply(null, [fixChromeStats(response)]);
+              }, reject]);
+        } else {
+          origGetStats.apply(self, [resolve, reject]);
+        }
+      });
+    };
+
+    return pc;
+  };
+
+  // add promise support
+  ['createOffer', 'createAnswer'].forEach(function(method) {
+    var nativeMethod = webkitRTCPeerConnection.prototype[method];
+    webkitRTCPeerConnection.prototype[method] = function() {
+      var self = this;
+      if (arguments.length < 1 || (arguments.length === 1 &&
+          typeof(arguments[0]) === 'object')) {
+        var opts = arguments.length === 1 ? arguments[0] : undefined;
+        return new Promise(function(resolve, reject) {
+          nativeMethod.apply(self, [resolve, reject, opts]);
+        });
+      } else {
+        return nativeMethod.apply(this, arguments);
+      }
+    };
+  });
+
+  ['setLocalDescription', 'setRemoteDescription',
+      'addIceCandidate'].forEach(function(method) {
+    var nativeMethod = webkitRTCPeerConnection.prototype[method];
+    webkitRTCPeerConnection.prototype[method] = function() {
+      var args = arguments;
+      var self = this;
+      return new Promise(function(resolve, reject) {
+        nativeMethod.apply(self, [args[0],
+            function() {
+              resolve();
+              if (args.length >= 2) {
+                args[1].apply(null, []);
+              }
+            },
+            function(err) {
+              reject(err);
+              if (args.length >= 3) {
+                args[2].apply(null, [err]);
+              }
+            }]
+          );
+      });
+    };
+  });
+
+  // getUserMedia constraints shim.
+  var constraintsToChrome = function(c) {
+    if (typeof c !== 'object' || c.mandatory || c.optional) {
+      return c;
+    }
+    var cc = {};
+    Object.keys(c).forEach(function(key) {
+      if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
+        return;
+      }
+      var r = (typeof c[key] === 'object') ? c[key] : {ideal: c[key]};
+      if (r.exact !== undefined && typeof r.exact === 'number') {
+        r.min = r.max = r.exact;
+      }
+      var oldname = function(prefix, name) {
+        if (prefix) {
+          return prefix + name.charAt(0).toUpperCase() + name.slice(1);
+        }
+        return (name === 'deviceId') ? 'sourceId' : name;
+      };
+      if (r.ideal !== undefined) {
+        cc.optional = cc.optional || [];
+        var oc = {};
+        if (typeof r.ideal === 'number') {
+          oc[oldname('min', key)] = r.ideal;
+          cc.optional.push(oc);
+          oc = {};
+          oc[oldname('max', key)] = r.ideal;
+          cc.optional.push(oc);
+        } else {
+          oc[oldname('', key)] = r.ideal;
+          cc.optional.push(oc);
+        }
+      }
+      if (r.exact !== undefined && typeof r.exact !== 'number') {
+        cc.mandatory = cc.mandatory || {};
+        cc.mandatory[oldname('', key)] = r.exact;
+      } else {
+        ['min', 'max'].forEach(function(mix) {
+          if (r[mix] !== undefined) {
+            cc.mandatory = cc.mandatory || {};
+            cc.mandatory[oldname(mix, key)] = r[mix];
+          }
+        });
+      }
+    });
+    if (c.advanced) {
+      cc.optional = (cc.optional || []).concat(c.advanced);
+    }
+    return cc;
+  };
+
+  getUserMedia = function(constraints, onSuccess, onError) {
+    if (constraints.audio) {
+      constraints.audio = constraintsToChrome(constraints.audio);
+    }
+    if (constraints.video) {
+      constraints.video = constraintsToChrome(constraints.video);
+    }
+    webrtcUtils.log('chrome: ' + JSON.stringify(constraints));
+    return navigator.webkitGetUserMedia(constraints, onSuccess, onError);
+  };
+  navigator.getUserMedia = getUserMedia;
+
+  if (!navigator.mediaDevices) {
+    navigator.mediaDevices = {getUserMedia: requestUserMedia,
+                              enumerateDevices: function() {
+      return new Promise(function(resolve) {
+        var kinds = {audio: 'audioinput', video: 'videoinput'};
+        return MediaStreamTrack.getSources(function(devices) {
+          resolve(devices.map(function(device) {
+            return {label: device.label,
+                    kind: kinds[device.kind],
+                    deviceId: device.id,
+                    groupId: ''};
+          }));
+        });
+      });
+    }};
+  }
+
+  // A shim for getUserMedia method on the mediaDevices object.
+  // TODO(KaptenJansson) remove once implemented in Chrome stable.
+  if (!navigator.mediaDevices.getUserMedia) {
+    navigator.mediaDevices.getUserMedia = function(constraints) {
+      return requestUserMedia(constraints);
+    };
+  } else {
+    // Even though Chrome 45 has navigator.mediaDevices and a getUserMedia
+    // function which returns a Promise, it does not accept spec-style
+    // constraints.
+    var origGetUserMedia = navigator.mediaDevices.getUserMedia.
+        bind(navigator.mediaDevices);
+    navigator.mediaDevices.getUserMedia = function(c) {
+      webrtcUtils.log('spec:   ' + JSON.stringify(c)); // whitespace for alignment
+      c.audio = constraintsToChrome(c.audio);
+      c.video = constraintsToChrome(c.video);
+      webrtcUtils.log('chrome: ' + JSON.stringify(c));
+      return origGetUserMedia(c);
+    };
+  }
+
+  // Dummy devicechange event methods.
+  // TODO(KaptenJansson) remove once implemented in Chrome stable.
+  if (typeof navigator.mediaDevices.addEventListener === 'undefined') {
+    navigator.mediaDevices.addEventListener = function() {
+      webrtcUtils.log('Dummy mediaDevices.addEventListener called.');
+    };
+  }
+  if (typeof navigator.mediaDevices.removeEventListener === 'undefined') {
+    navigator.mediaDevices.removeEventListener = function() {
+      webrtcUtils.log('Dummy mediaDevices.removeEventListener called.');
+    };
+  }
+
+  // Attach a media stream to an element.
+  attachMediaStream = function(element, stream) {
+    if (webrtcDetectedVersion >= 43) {
+      element.srcObject = stream;
+    } else if (typeof element.src !== 'undefined') {
+      element.src = URL.createObjectURL(stream);
+    } else {
+      webrtcUtils.log('Error attaching stream to element.');
+    }
+  };
+  reattachMediaStream = function(to, from) {
+    if (webrtcDetectedVersion >= 43) {
+      to.srcObject = from.srcObject;
+    } else {
+      to.src = from.src;
+    }
+  };
+
+} else if (navigator.mediaDevices && navigator.userAgent.match(
+    /Edge\/(\d+).(\d+)$/)) {
+  webrtcUtils.log('This appears to be Edge');
+  webrtcDetectedBrowser = 'edge';
+
+  webrtcDetectedVersion = webrtcUtils.extractVersion(navigator.userAgent,
+      /Edge\/(\d+).(\d+)$/, 2);
+
+  // the minimum version still supported by adapter.
+  webrtcMinimumVersion = 12;
+} else {
+  webrtcUtils.log('Browser does not appear to be WebRTC-capable');
+}
+
+// Returns the result of getUserMedia as a Promise.
+function requestUserMedia(constraints) {
+  return new Promise(function(resolve, reject) {
+    getUserMedia(constraints, resolve, reject);
+  });
+}
+
+var webrtcTesting = {};
+try {
+  Object.defineProperty(webrtcTesting, 'version', {
+    set: function(version) {
+      webrtcDetectedVersion = version;
+    }
+  });
+} catch (e) {}
+
+if (typeof module !== 'undefined') {
+  var RTCPeerConnection;
+  if (typeof window !== 'undefined') {
+    RTCPeerConnection = window.RTCPeerConnection;
+  }
+  module.exports = {
+    RTCPeerConnection: RTCPeerConnection,
+    getUserMedia: getUserMedia,
+    attachMediaStream: attachMediaStream,
+    reattachMediaStream: reattachMediaStream,
+    webrtcDetectedBrowser: webrtcDetectedBrowser,
+    webrtcDetectedVersion: webrtcDetectedVersion,
+    webrtcMinimumVersion: webrtcMinimumVersion,
+    webrtcTesting: webrtcTesting,
+    webrtcUtils: webrtcUtils
+    //requestUserMedia: not exposed on purpose.
+    //trace: not exposed on purpose.
+  };
+} else if ((typeof require === 'function') && (typeof define === 'function')) {
+  // Expose objects and functions when RequireJS is doing the loading.
+  define([], function() {
+    return {
+      RTCPeerConnection: window.RTCPeerConnection,
+      getUserMedia: getUserMedia,
+      attachMediaStream: attachMediaStream,
+      reattachMediaStream: reattachMediaStream,
+      webrtcDetectedBrowser: webrtcDetectedBrowser,
+      webrtcDetectedVersion: webrtcDetectedVersion,
+      webrtcMinimumVersion: webrtcMinimumVersion,
+      webrtcTesting: webrtcTesting,
+      webrtcUtils: webrtcUtils
+      //requestUserMedia: not exposed on purpose.
+      //trace: not exposed on purpose.
+    };
+  });
+}
+
+},{}],84:[function(require,module,exports){
+arguments[4][53][0].apply(exports,arguments)
+},{"dup":53}],85:[function(require,module,exports){
+var util = require('util');
+var each = require('lodash.foreach');
+var pluck = require('lodash.pluck');
+var SJJ = require('sdp-jingle-json');
+var WildEmitter = require('wildemitter');
+var peerconn = require('traceablepeerconnection');
+var adapter = require('webrtc-adapter-test');
+
+function PeerConnection(config, constraints) {
+    var self = this;
+    var item;
+    WildEmitter.call(this);
+
+    config = config || {};
+    config.iceServers = config.iceServers || [];
+
+    // make sure this only gets enabled in Google Chrome
+    // EXPERIMENTAL FLAG, might get removed without notice
+    this.enableChromeNativeSimulcast = false;
+    if (constraints && constraints.optional &&
+            adapter.webrtcDetectedBrowser === 'chrome' &&
+            navigator.appVersion.match(/Chromium\//) === null) {
+        constraints.optional.forEach(function (constraint) {
+            if (constraint.enableChromeNativeSimulcast) {
+                self.enableChromeNativeSimulcast = true;
+            }
+        });
+    }
+
+    // EXPERIMENTAL FLAG, might get removed without notice
+    this.enableMultiStreamHacks = false;
+    if (constraints && constraints.optional &&
+            adapter.webrtcDetectedBrowser === 'chrome') {
+        constraints.optional.forEach(function (constraint) {
+            if (constraint.enableMultiStreamHacks) {
+                self.enableMultiStreamHacks = true;
+            }
+        });
+    }
+    // EXPERIMENTAL FLAG, might get removed without notice
+    this.restrictBandwidth = 0;
+    if (constraints && constraints.optional) {
+        constraints.optional.forEach(function (constraint) {
+            if (constraint.andyetRestrictBandwidth) {
+                self.restrictBandwidth = constraint.andyetRestrictBandwidth;
+            }
+        });
+    }
+
+    // EXPERIMENTAL FLAG, might get removed without notice
+    // bundle up ice candidates, only works for jingle mode
+    // number > 0 is the delay to wait for additional candidates
+    // ~20ms seems good
+    this.batchIceCandidates = 0;
+    if (constraints && constraints.optional) {
+        constraints.optional.forEach(function (constraint) {
+            if (constraint.andyetBatchIce) {
+                self.batchIceCandidates = constraint.andyetBatchIce;
+            }
+        });
+    }
+    this.batchedIceCandidates = [];
+
+    // EXPERIMENTAL FLAG, might get removed without notice
+    // this attemps to strip out candidates with an already known foundation
+    // and type -- i.e. those which are gathered via the same TURN server
+    // but different transports (TURN udp, tcp and tls respectively)
+    if (constraints && constraints.optional && adapter.webrtcDetectedBrowser === 'chrome') {
+        constraints.optional.forEach(function (constraint) {
+            if (constraint.andyetFasterICE) {
+                self.eliminateDuplicateCandidates = constraint.andyetFasterICE;
+            }
+        });
+    }
+    // EXPERIMENTAL FLAG, might get removed without notice
+    // when using a server such as the jitsi videobridge we don't need to signal
+    // our candidates
+    if (constraints && constraints.optional) {
+        constraints.optional.forEach(function (constraint) {
+            if (constraint.andyetDontSignalCandidates) {
+                self.dontSignalCandidates = constraint.andyetDontSignalCandidates;
+            }
+        });
+    }
+
+
+    // EXPERIMENTAL FLAG, might get removed without notice
+    this.assumeSetLocalSuccess = false;
+    if (constraints && constraints.optional) {
+        constraints.optional.forEach(function (constraint) {
+            if (constraint.andyetAssumeSetLocalSuccess) {
+                self.assumeSetLocalSuccess = constraint.andyetAssumeSetLocalSuccess;
+            }
+        });
+    }
+
+    // EXPERIMENTAL FLAG, might get removed without notice
+    // working around https://bugzilla.mozilla.org/show_bug.cgi?id=1087551
+    // pass in a timeout for this
+    if (adapter.webrtcDetectedBrowser === 'firefox') {
+        if (constraints && constraints.optional) {
+            this.wtFirefox = 0;
+            constraints.optional.forEach(function (constraint) {
+                if (constraint.andyetFirefoxMakesMeSad) {
+                    self.wtFirefox = constraint.andyetFirefoxMakesMeSad;
+                    if (self.wtFirefox > 0) {
+                        self.firefoxcandidatebuffer = [];
+                    }
+                }
+            });
+        }
+    }
+
+
+    this.pc = new peerconn(config, constraints);
+
+    this.getLocalStreams = this.pc.getLocalStreams.bind(this.pc);
+    this.getRemoteStreams = this.pc.getRemoteStreams.bind(this.pc);
+    this.addStream = this.pc.addStream.bind(this.pc);
+    this.removeStream = this.pc.removeStream.bind(this.pc);
+
+    // proxy events
+    this.pc.on('*', function () {
+        self.emit.apply(self, arguments);
+    });
+
+    // proxy some events directly
+    this.pc.onremovestream = this.emit.bind(this, 'removeStream');
+    this.pc.onaddstream = this.emit.bind(this, 'addStream');
+    this.pc.onnegotiationneeded = this.emit.bind(this, 'negotiationNeeded');
+    this.pc.oniceconnectionstatechange = this.emit.bind(this, 'iceConnectionStateChange');
+    this.pc.onsignalingstatechange = this.emit.bind(this, 'signalingStateChange');
+
+    // handle ice candidate and data channel events
+    this.pc.onicecandidate = this._onIce.bind(this);
+    this.pc.ondatachannel = this._onDataChannel.bind(this);
+
+    this.localDescription = {
+        contents: []
+    };
+    this.remoteDescription = {
+        contents: []
+    };
+
+    this.config = {
+        debug: false,
+        ice: {},
+        sid: '',
+        isInitiator: true,
+        sdpSessionID: Date.now(),
+        useJingle: false
+    };
+
+    // apply our config
+    for (item in config) {
+        this.config[item] = config[item];
+    }
+
+    if (this.config.debug) {
+        this.on('*', function () {
+            var logger = config.logger || console;
+            logger.log('PeerConnection event:', arguments);
+        });
+    }
+    this.hadLocalStunCandidate = false;
+    this.hadRemoteStunCandidate = false;
+    this.hadLocalRelayCandidate = false;
+    this.hadRemoteRelayCandidate = false;
+
+    this.hadLocalIPv6Candidate = false;
+    this.hadRemoteIPv6Candidate = false;
+
+    // keeping references for all our data channels
+    // so they dont get garbage collected
+    // can be removed once the following bugs have been fixed
+    // https://crbug.com/405545
+    // https://bugzilla.mozilla.org/show_bug.cgi?id=964092
+    // to be filed for opera
+    this._remoteDataChannels = [];
+    this._localDataChannels = [];
+
+    this._candidateBuffer = [];
+}
+
+util.inherits(PeerConnection, WildEmitter);
+
+Object.defineProperty(PeerConnection.prototype, 'signalingState', {
+    get: function () {
+        return this.pc.signalingState;
+    }
+});
+Object.defineProperty(PeerConnection.prototype, 'iceConnectionState', {
+    get: function () {
+        return this.pc.iceConnectionState;
+    }
+});
+
+PeerConnection.prototype._role = function () {
+    return this.isInitiator ? 'initiator' : 'responder';
+};
+
+// Add a stream to the peer connection object
+PeerConnection.prototype.addStream = function (stream) {
+    this.localStream = stream;
+    this.pc.addStream(stream);
+};
+
+// helper function to check if a remote candidate is a stun/relay
+// candidate or an ipv6 candidate
+PeerConnection.prototype._checkLocalCandidate = function (candidate) {
+    var cand = SJJ.toCandidateJSON(candidate);
+    if (cand.type == 'srflx') {
+        this.hadLocalStunCandidate = true;
+    } else if (cand.type == 'relay') {
+        this.hadLocalRelayCandidate = true;
+    }
+    if (cand.ip.indexOf(':') != -1) {
+        this.hadLocalIPv6Candidate = true;
+    }
+};
+
+// helper function to check if a remote candidate is a stun/relay
+// candidate or an ipv6 candidate
+PeerConnection.prototype._checkRemoteCandidate = function (candidate) {
+    var cand = SJJ.toCandidateJSON(candidate);
+    if (cand.type == 'srflx') {
+        this.hadRemoteStunCandidate = true;
+    } else if (cand.type == 'relay') {
+        this.hadRemoteRelayCandidate = true;
+    }
+    if (cand.ip.indexOf(':') != -1) {
+        this.hadRemoteIPv6Candidate = true;
+    }
+};
+
+
+// Init and add ice candidate object with correct constructor
+PeerConnection.prototype.processIce = function (update, cb) {
+    cb = cb || function () {};
+    var self = this;
+
+    // ignore any added ice candidates to avoid errors. why does the
+    // spec not do this?
+    if (this.pc.signalingState === 'closed') return cb();
+
+    if (update.contents || (update.jingle && update.jingle.contents)) {
+        var contentNames = pluck(this.remoteDescription.contents, 'name');
+        var contents = update.contents || update.jingle.contents;
+
+        contents.forEach(function (content) {
+            var transport = content.transport || {};
+            var candidates = transport.candidates || [];
+            var mline = contentNames.indexOf(content.name);
+            var mid = content.name;
+
+            candidates.forEach(
+                function (candidate) {
+                var iceCandidate = SJJ.toCandidateSDP(candidate) + '\r\n';
+                self.pc.addIceCandidate(
+                    new RTCIceCandidate({
+                        candidate: iceCandidate,
+                        sdpMLineIndex: mline,
+                        sdpMid: mid
+                    }), function () {
+                        // well, this success callback is pretty meaningless
+                    },
+                    function (err) {
+                        self.emit('error', err);
+                    }
+                );
+                self._checkRemoteCandidate(iceCandidate);
+            });
+        });
+    } else {
+        // working around https://code.google.com/p/webrtc/issues/detail?id=3669
+        if (update.candidate && update.candidate.candidate.indexOf('a=') !== 0) {
+            update.candidate.candidate = 'a=' + update.candidate.candidate;
+        }
+
+        if (this.wtFirefox && this.firefoxcandidatebuffer !== null) {
+            // we cant add this yet due to https://bugzilla.mozilla.org/show_bug.cgi?id=1087551
+            if (this.pc.localDescription && this.pc.localDescription.type === 'offer') {
+                this.firefoxcandidatebuffer.push(update.candidate);
+                return cb();
+            }
+        }
+
+        self.pc.addIceCandidate(
+            new RTCIceCandidate(update.candidate),
+            function () { },
+            function (err) {
+                self.emit('error', err);
+            }
+        );
+        self._checkRemoteCandidate(update.candidate.candidate);
+    }
+    cb();
+};
+
+// Generate and emit an offer with the given constraints
+PeerConnection.prototype.offer = function (constraints, cb) {
+    var self = this;
+    var hasConstraints = arguments.length === 2;
+    var mediaConstraints = hasConstraints && constraints ? constraints : {
+            mandatory: {
+                OfferToReceiveAudio: true,
+                OfferToReceiveVideo: true
+            }
+        };
+    cb = hasConstraints ? cb : constraints;
+    cb = cb || function () {};
+
+    if (this.pc.signalingState === 'closed') return cb('Already closed');
+
+    // Actually generate the offer
+    this.pc.createOffer(
+        function (offer) {
+            // does not work for jingle, but jingle.js doesn't need
+            // this hack...
+            var expandedOffer = {
+                type: 'offer',
+                sdp: offer.sdp
+            };
+            if (self.assumeSetLocalSuccess) {
+                self.emit('offer', expandedOffer);
+                cb(null, expandedOffer);
+            }
+            self._candidateBuffer = [];
+            self.pc.setLocalDescription(offer,
+                function () {
+                    var jingle;
+                    if (self.config.useJingle) {
+                        jingle = SJJ.toSessionJSON(offer.sdp, {
+                            role: self._role(),
+                            direction: 'outgoing'
+                        });
+                        jingle.sid = self.config.sid;
+                        self.localDescription = jingle;
+
+                        // Save ICE credentials
+                        each(jingle.contents, function (content) {
+                            var transport = content.transport || {};
+                            if (transport.ufrag) {
+                                self.config.ice[content.name] = {
+                                    ufrag: transport.ufrag,
+                                    pwd: transport.pwd
+                                };
+                            }
+                        });
+
+                        expandedOffer.jingle = jingle;
+                    }
+                    expandedOffer.sdp.split('\r\n').forEach(function (line) {
+                        if (line.indexOf('a=candidate:') === 0) {
+                            self._checkLocalCandidate(line);
+                        }
+                    });
+
+                    if (!self.assumeSetLocalSuccess) {
+                        self.emit('offer', expandedOffer);
+                        cb(null, expandedOffer);
+                    }
+                },
+                function (err) {
+                    self.emit('error', err);
+                    cb(err);
+                }
+            );
+        },
+        function (err) {
+            self.emit('error', err);
+            cb(err);
+        },
+        mediaConstraints
+    );
+};
+
+
+// Process an incoming offer so that ICE may proceed before deciding
+// to answer the request.
+PeerConnection.prototype.handleOffer = function (offer, cb) {
+    cb = cb || function () {};
+    var self = this;
+    offer.type = 'offer';
+    if (offer.jingle) {
+        if (this.enableChromeNativeSimulcast) {
+            offer.jingle.contents.forEach(function (content) {
+                if (content.name === 'video') {
+                    content.description.googConferenceFlag = true;
+                }
+            });
+        }
+        if (this.enableMultiStreamHacks) {
+            // add a mixed video stream as first stream
+            offer.jingle.contents.forEach(function (content) {
+                if (content.name === 'video') {
+                    var sources = content.description.sources || [];
+                    if (sources.length === 0 || sources[0].ssrc !== "3735928559") {
+                        sources.unshift({
+                            ssrc: "3735928559", // 0xdeadbeef
+                            parameters: [
+                                {
+                                    key: "cname",
+                                    value: "deadbeef"
+                                },
+                                {
+                                    key: "msid",
+                                    value: "mixyourfecintothis please"
+                                }
+                            ]
+                        });
+                        content.description.sources = sources;
+                    }
+                }
+            });
+        }
+        if (self.restrictBandwidth > 0) {
+            if (offer.jingle.contents.length >= 2 && offer.jingle.contents[1].name === 'video') {
+                var content = offer.jingle.contents[1];
+                var hasBw = content.description && content.description.bandwidth;
+                if (!hasBw) {
+                    offer.jingle.contents[1].description.bandwidth = { type: 'AS', bandwidth: self.restrictBandwidth.toString() };
+                    offer.sdp = SJJ.toSessionSDP(offer.jingle, {
+                        sid: self.config.sdpSessionID,
+                        role: self._role(),
+                        direction: 'outgoing'
+                    });
+                }
+            }
+        }
+        offer.sdp = SJJ.toSessionSDP(offer.jingle, {
+            sid: self.config.sdpSessionID,
+            role: self._role(),
+            direction: 'incoming'
+        });
+        self.remoteDescription = offer.jingle;
+    }
+    offer.sdp.split('\r\n').forEach(function (line) {
+        if (line.indexOf('a=candidate:') === 0) {
+            self._checkRemoteCandidate(line);
+        }
+    });
+    self.pc.setRemoteDescription(new RTCSessionDescription(offer),
+        function () {
+            cb();
+        },
+        cb
+    );
+};
+
+// Answer an offer with audio only
+PeerConnection.prototype.answerAudioOnly = function (cb) {
+    var mediaConstraints = {
+            mandatory: {
+                OfferToReceiveAudio: true,
+                OfferToReceiveVideo: false
+            }
+        };
+    this._answer(mediaConstraints, cb);
+};
+
+// Answer an offer without offering to recieve
+PeerConnection.prototype.answerBroadcastOnly = function (cb) {
+    var mediaConstraints = {
+            mandatory: {
+                OfferToReceiveAudio: false,
+                OfferToReceiveVideo: false
+            }
+        };
+    this._answer(mediaConstraints, cb);
+};
+
+// Answer an offer with given constraints default is audio/video
+PeerConnection.prototype.answer = function (constraints, cb) {
+    var hasConstraints = arguments.length === 2;
+    var callback = hasConstraints ? cb : constraints;
+    var mediaConstraints = hasConstraints && constraints ? constraints : {
+            mandatory: {
+                OfferToReceiveAudio: true,
+                OfferToReceiveVideo: true
+            }
+        };
+
+    this._answer(mediaConstraints, callback);
+};
+
+// Process an answer
+PeerConnection.prototype.handleAnswer = function (answer, cb) {
+    cb = cb || function () {};
+    var self = this;
+    if (answer.jingle) {
+        answer.sdp = SJJ.toSessionSDP(answer.jingle, {
+            sid: self.config.sdpSessionID,
+            role: self._role(),
+            direction: 'incoming'
+        });
+        self.remoteDescription = answer.jingle;
+    }
+    answer.sdp.split('\r\n').forEach(function (line) {
+        if (line.indexOf('a=candidate:') === 0) {
+            self._checkRemoteCandidate(line);
+        }
+    });
+    self.pc.setRemoteDescription(
+        new RTCSessionDescription(answer),
+        function () {
+            if (self.wtFirefox) {
+                window.setTimeout(function () {
+                    self.firefoxcandidatebuffer.forEach(function (candidate) {
+                        // add candidates later
+                        self.pc.addIceCandidate(
+                            new RTCIceCandidate(candidate),
+                            function () { },
+                            function (err) {
+                                self.emit('error', err);
+                            }
+                        );
+                        self._checkRemoteCandidate(candidate.candidate);
+                    });
+                    self.firefoxcandidatebuffer = null;
+                }, self.wtFirefox);
+            }
+            cb(null);
+        },
+        cb
+    );
+};
+
+// Close the peer connection
+PeerConnection.prototype.close = function () {
+    this.pc.close();
+
+    this._localDataChannels = [];
+    this._remoteDataChannels = [];
+
+    this.emit('close');
+};
+
+// Internal code sharing for various types of answer methods
+PeerConnection.prototype._answer = function (constraints, cb) {
+    cb = cb || function () {};
+    var self = this;
+    if (!this.pc.remoteDescription) {
+        // the old API is used, call handleOffer
+        throw new Error('remoteDescription not set');
+    }
+
+    if (this.pc.signalingState === 'closed') return cb('Already closed');
+
+    self.pc.createAnswer(
+        function (answer) {
+            var sim = [];
+            if (self.enableChromeNativeSimulcast) {
+                // native simulcast part 1: add another SSRC
+                answer.jingle = SJJ.toSessionJSON(answer.sdp, {
+                    role: self._role(),
+                    direction: 'outgoing'
+                });
+                if (answer.jingle.contents.length >= 2 && answer.jingle.contents[1].name === 'video') {
+                    var groups = answer.jingle.contents[1].description.sourceGroups || [];
+                    var hasSim = false;
+                    groups.forEach(function (group) {
+                        if (group.semantics == 'SIM') hasSim = true;
+                    });
+                    if (!hasSim &&
+                        answer.jingle.contents[1].description.sources.length) {
+                        var newssrc = JSON.parse(JSON.stringify(answer.jingle.contents[1].description.sources[0]));
+                        newssrc.ssrc = '' + Math.floor(Math.random() * 0xffffffff); // FIXME: look for conflicts
+                        answer.jingle.contents[1].description.sources.push(newssrc);
+
+                        sim.push(answer.jingle.contents[1].description.sources[0].ssrc);
+                        sim.push(newssrc.ssrc);
+                        groups.push({
+                            semantics: 'SIM',
+                            sources: sim
+                        });
+
+                        // also create an RTX one for the SIM one
+                        var rtxssrc = JSON.parse(JSON.stringify(newssrc));
+                        rtxssrc.ssrc = '' + Math.floor(Math.random() * 0xffffffff); // FIXME: look for conflicts
+                        answer.jingle.contents[1].description.sources.push(rtxssrc);
+                        groups.push({
+                            semantics: 'FID',
+                            sources: [newssrc.ssrc, rtxssrc.ssrc]
+                        });
+
+                        answer.jingle.contents[1].description.sourceGroups = groups;
+                        answer.sdp = SJJ.toSessionSDP(answer.jingle, {
+                            sid: self.config.sdpSessionID,
+                            role: self._role(),
+                            direction: 'outgoing'
+                        });
+                    }
+                }
+            }
+            var expandedAnswer = {
+                type: 'answer',
+                sdp: answer.sdp
+            };
+            if (self.assumeSetLocalSuccess) {
+                // not safe to do when doing simulcast mangling
+                self.emit('answer', expandedAnswer);
+                cb(null, expandedAnswer);
+            }
+            self._candidateBuffer = [];
+            self.pc.setLocalDescription(answer,
+                function () {
+                    if (self.config.useJingle) {
+                        var jingle = SJJ.toSessionJSON(answer.sdp, {
+                            role: self._role(),
+                            direction: 'outgoing'
+                        });
+                        jingle.sid = self.config.sid;
+                        self.localDescription = jingle;
+                        expandedAnswer.jingle = jingle;
+                    }
+                    if (self.enableChromeNativeSimulcast) {
+                        // native simulcast part 2:
+                        // signal multiple tracks to the receiver
+                        // for anything in the SIM group
+                        if (!expandedAnswer.jingle) {
+                            expandedAnswer.jingle = SJJ.toSessionJSON(answer.sdp, {
+                                role: self._role(),
+                                direction: 'outgoing'
+                            });
+                        }
+                        expandedAnswer.jingle.contents[1].description.sources.forEach(function (source, idx) {
+                            // the floor idx/2 is a hack that relies on a particular order
+                            // of groups, alternating between sim and rtx
+                            source.parameters = source.parameters.map(function (parameter) {
+                                if (parameter.key === 'msid') {
+                                    parameter.value += '-' + Math.floor(idx / 2);
+                                }
+                                return parameter;
+                            });
+                        });
+                        expandedAnswer.sdp = SJJ.toSessionSDP(expandedAnswer.jingle, {
+                            sid: self.sdpSessionID,
+                            role: self._role(),
+                            direction: 'outgoing'
+                        });
+                    }
+                    expandedAnswer.sdp.split('\r\n').forEach(function (line) {
+                        if (line.indexOf('a=candidate:') === 0) {
+                            self._checkLocalCandidate(line);
+                        }
+                    });
+                    if (!self.assumeSetLocalSuccess) {
+                        self.emit('answer', expandedAnswer);
+                        cb(null, expandedAnswer);
+                    }
+                },
+                function (err) {
+                    self.emit('error', err);
+                    cb(err);
+                }
+            );
+        },
+        function (err) {
+            self.emit('error', err);
+            cb(err);
+        },
+        constraints
+    );
+};
+
+// Internal method for emitting ice candidates on our peer object
+PeerConnection.prototype._onIce = function (event) {
+    var self = this;
+    if (event.candidate) {
+        if (this.dontSignalCandidates) return;
+        var ice = event.candidate;
+
+        var expandedCandidate = {
+            candidate: {
+                candidate: ice.candidate,
+                sdpMid: ice.sdpMid,
+                sdpMLineIndex: ice.sdpMLineIndex
+            }
+        };
+        this._checkLocalCandidate(ice.candidate);
+
+        var cand = SJJ.toCandidateJSON(ice.candidate);
+
+        var already;
+        var idx;
+        if (this.eliminateDuplicateCandidates && cand.type === 'relay') {
+            // drop candidates with same foundation, component
+            // take local type pref into account so we don't ignore udp
+            // ones when we know about a TCP one. unlikely but...
+            already = this._candidateBuffer.filter(
+                function (c) {
+                    return c.type === 'relay';
+                }).map(function (c) {
+                    return c.foundation + ':' + c.component;
+                }
+            );
+            idx = already.indexOf(cand.foundation + ':' + cand.component);
+            // remember: local type pref of udp is 0, tcp 1, tls 2
+            if (idx > -1 && ((cand.priority >> 24) >= (already[idx].priority >> 24))) {
+                // drop it, same foundation with higher (worse) type pref
+                return;
+            }
+        }
+        if (this.config.bundlePolicy === 'max-bundle') {
+            // drop candidates which are duplicate for audio/video/data
+            // duplicate means same host/port but different sdpMid
+            already = this._candidateBuffer.filter(
+                function (c) {
+                    return cand.type === c.type;
+                }).map(function (cand) {
+                    return cand.address + ':' + cand.port;
+                }
+            );
+            idx = already.indexOf(cand.address + ':' + cand.port);
+            if (idx > -1) return;
+        }
+        // also drop rtcp candidates since we know the peer supports RTCP-MUX
+        // this is a workaround until browsers implement this natively
+        if (this.config.rtcpMuxPolicy === 'require' && cand.component === '2') {
+            return;
+        }
+        this._candidateBuffer.push(cand);
+
+        if (self.config.useJingle) {
+            if (!ice.sdpMid) { // firefox doesn't set this
+                if (self.pc.remoteDescription && self.pc.remoteDescription.type === 'offer') {
+                    // preserve name from remote
+                    ice.sdpMid = self.remoteDescription.contents[ice.sdpMLineIndex].name;
+                } else {
+                    ice.sdpMid = self.localDescription.contents[ice.sdpMLineIndex].name;
+                }
+            }
+            if (!self.config.ice[ice.sdpMid]) {
+                var jingle = SJJ.toSessionJSON(self.pc.localDescription.sdp, {
+                    role: self._role(),
+                    direction: 'outgoing'
+                });
+                each(jingle.contents, function (content) {
+                    var transport = content.transport || {};
+                    if (transport.ufrag) {
+                        self.config.ice[content.name] = {
+                            ufrag: transport.ufrag,
+                            pwd: transport.pwd
+                        };
+                    }
+                });
+            }
+            expandedCandidate.jingle = {
+                contents: [{
+                    name: ice.sdpMid,
+                    creator: self._role(),
+                    transport: {
+                        transType: 'iceUdp',
+                        ufrag: self.config.ice[ice.sdpMid].ufrag,
+                        pwd: self.config.ice[ice.sdpMid].pwd,
+                        candidates: [
+                            cand
+                        ]
+                    }
+                }]
+            };
+            if (self.batchIceCandidates > 0) {
+                if (self.batchedIceCandidates.length === 0) {
+                    window.setTimeout(function () {
+                        var contents = {};
+                        self.batchedIceCandidates.forEach(function (content) {
+                            content = content.contents[0];
+                            if (!contents[content.name]) contents[content.name] = content;
+                            contents[content.name].transport.candidates.push(content.transport.candidates[0]);
+                        });
+                        var newCand = {
+                            jingle: {
+                                contents: []
+                            }
+                        };
+                        Object.keys(contents).forEach(function (name) {
+                            newCand.jingle.contents.push(contents[name]);
+                        });
+                        self.batchedIceCandidates = [];
+                        self.emit('ice', newCand);
+                    }, self.batchIceCandidates);
+                }
+                self.batchedIceCandidates.push(expandedCandidate.jingle);
+                return;
+            }
+
+        }
+        this.emit('ice', expandedCandidate);
+    } else {
+        this.emit('endOfCandidates');
+    }
+};
+
+// Internal method for processing a new data channel being added by the
+// other peer.
+PeerConnection.prototype._onDataChannel = function (event) {
+    // make sure we keep a reference so this doesn't get garbage collected
+    var channel = event.channel;
+    this._remoteDataChannels.push(channel);
+
+    this.emit('addChannel', channel);
+};
+
+// Create a data channel spec reference:
+// http://dev.w3.org/2011/webrtc/editor/webrtc.html#idl-def-RTCDataChannelInit
+PeerConnection.prototype.createDataChannel = function (name, opts) {
+    var channel = this.pc.createDataChannel(name, opts);
+
+    // make sure we keep a reference so this doesn't get garbage collected
+    this._localDataChannels.push(channel);
+
+    return channel;
+};
+
+// a wrapper around getStats which hides the differences (where possible)
+// TODO: remove in favor of adapter.js shim
+PeerConnection.prototype.getStats = function (cb) {
+    if (adapter.webrtcDetectedBrowser === 'firefox') {
+        this.pc.getStats(
+            function (res) {
+                var items = [];
+                for (var result in res) {
+                    if (typeof res[result] === 'object') {
+                        items.push(res[result]);
+                    }
+                }
+                cb(null, items);
+            },
+            cb
+        );
+    } else {
+        this.pc.getStats(function (res) {
+            var items = [];
+            res.result().forEach(function (result) {
+                var item = {};
+                result.names().forEach(function (name) {
+                    item[name] = result.stat(name);
+                });
+                item.id = result.id;
+                item.type = result.type;
+                item.timestamp = result.timestamp;
+                items.push(item);
+            });
+            cb(null, items);
+        });
+    }
+};
+
+module.exports = PeerConnection;
+
+},{"lodash.foreach":54,"lodash.pluck":62,"sdp-jingle-json":77,"traceablepeerconnection":82,"util":28,"webrtc-adapter-test":83,"wildemitter":84}],86:[function(require,module,exports){
+var util = require('util');
+var extend = require('extend-object');
+var BaseSession = require('jingle-session');
+var RTCPeerConnection = require('rtcpeerconnection');
+
+
+function filterContentSources(content, stream) {
+    if (content.description.descType !== 'rtp') {
+        return;
+    }
+    delete content.transport;
+    delete content.description.payloads;
+    delete content.description.headerExtensions;
+    content.description.mux = false;
+
+    if (content.description.sources) {
+        content.description.sources = content.description.sources.filter(function (source) {
+            return stream.id === source.parameters[1].value.split(' ')[0];
+        });
+    }
+    // remove source groups not related to this stream
+    if (content.description.sourceGroups) {
+        content.description.sourceGroups = content.description.sourceGroups.filter(function (group) {
+            var found = false;
+            for (var i = 0; i < content.description.sources.length; i++) {
+                if (content.description.sources[i].ssrc === group.sources[0]) {
+                    found = true;
+                    break;
+                }
+            }
+            return found;
+        });
+    }
+}
+
+function filterUnusedLabels(content) {
+    // Remove mslabel and label ssrc-specific attributes
+    var sources = content.description.sources || [];
+    sources.forEach(function (source) {
+        source.parameters = source.parameters.filter(function (parameter) {
+            return !(parameter.key === 'mslabel' || parameter.key === 'label');
+        });
+    });
+}
+
+
+function MediaSession(opts) {
+    BaseSession.call(this, opts);
+
+    this.pc = new RTCPeerConnection({
+        iceServers: opts.iceServers || [],
+        useJingle: true
+    }, opts.constraints || {});
+
+    this.pc.on('ice', this.onIceCandidate.bind(this));
+    this.pc.on('endOfCandidates', this.onIceEndOfCandidates.bind(this));
+    this.pc.on('iceConnectionStateChange', this.onIceStateChange.bind(this));
+    this.pc.on('addStream', this.onAddStream.bind(this));
+    this.pc.on('removeStream', this.onRemoveStream.bind(this));
+
+    if (opts.stream) {
+        this.addStream(opts.stream);
+    }
+
+    this._ringing = false;
+}
+
+
+util.inherits(MediaSession, BaseSession);
+
+
+Object.defineProperties(MediaSession.prototype, {
+    ringing: {
+        get: function () {
+            return this._ringing;
+        },
+        set: function (value) {
+            if (value !== this._ringing) {
+                this._ringing = value;
+                this.emit('change:ringing', value);
+            }
+        }
+    },
+    streams: {
+        get: function () {
+            if (this.pc.signalingState !== 'closed') {
+                return this.pc.getRemoteStreams();
+            }
+            return [];
+        }
+    }
+});
+
+
+MediaSession.prototype = extend(MediaSession.prototype, {
+
+    // ----------------------------------------------------------------
+    // Session control methods
+    // ----------------------------------------------------------------
+
+    start: function (offerOptions, next) {
+        var self = this;
+        this.state = 'pending';
+
+        next = next || function () {};
+
+        this.pc.isInitiator = true;
+        this.pc.offer(offerOptions, function (err, offer) {
+            if (err) {
+                self._log('error', 'Could not create WebRTC offer', err);
+                return self.end('failed-application', true);
+            }
+
+            // a workaround for missing a=sendonly
+            // https://code.google.com/p/webrtc/issues/detail?id=1553
+            if (offerOptions && offerOptions.mandatory) {
+                offer.jingle.contents.forEach(function (content) {
+                    var mediaType = content.description.media;
+
+                    if (!content.description || content.description.descType !== 'rtp') {
+                        return;
+                    }
+
+                    if (!offerOptions.mandatory.OfferToReceiveAudio && mediaType === 'audio') {
+                        content.senders = 'initiator';
+                    }
+
+                    if (!offerOptions.mandatory.OfferToReceiveVideo && mediaType === 'video') {
+                        content.senders = 'initiator';
+                    }
+                });
+            }
+
+            offer.jingle.contents.forEach(filterUnusedLabels);
+
+            self.send('session-initiate', offer.jingle);
+
+            next();
+        });
+    },
+
+    accept: function (next) {
+        var self = this;
+
+        next = next || function () {};
+
+        this._log('info', 'Accepted incoming session');
+
+        this.state = 'active';
+
+        this.pc.answer(function (err, answer) {
+            if (err) {
+                self._log('error', 'Could not create WebRTC answer', err);
+                return self.end('failed-application');
+            }
+
+            answer.jingle.contents.forEach(filterUnusedLabels);
+
+            self.send('session-accept', answer.jingle);
+
+            next();
+        });
+    },
+
+    end: function (reason, silent) {
+        var self = this;
+        this.streams.forEach(function (stream) {
+            self.onRemoveStream({stream: stream});
+        });
+        this.pc.close();
+        BaseSession.prototype.end.call(this, reason, silent);
+    },
+
+    ring: function () {
+        this._log('info', 'Ringing on incoming session');
+        this.ringing = true;
+        this.send('session-info', {ringing: true});
+    },
+
+    mute: function (creator, name) {
+        this._log('info', 'Muting', name);
+
+        this.send('session-info', {
+            mute: {
+                creator: creator,
+                name: name
+            }
+        });
+    },
+
+    unmute: function (creator, name) {
+        this._log('info', 'Unmuting', name);
+        this.send('session-info', {
+            unmute: {
+                creator: creator,
+                name: name
+            }
+        });
+    },
+
+    hold: function () {
+        this._log('info', 'Placing on hold');
+        this.send('session-info', {hold: true});
+    },
+
+    resume: function () {
+        this._log('info', 'Resuming from hold');
+        this.send('session-info', {active: true});
+    },
+
+    // ----------------------------------------------------------------
+    // Stream control methods
+    // ----------------------------------------------------------------
+
+    addStream: function (stream, renegotiate, cb) {
+        var self = this;
+
+        cb = cb || function () {};
+
+        this.pc.addStream(stream);
+
+        if (!renegotiate) {
+            return;
+        }
+
+        this.pc.handleOffer({
+            type: 'offer',
+            jingle: this.pc.remoteDescription
+        }, function (err) {
+            if (err) {
+                self._log('error', 'Could not create offer for adding new stream');
+                return cb(err);
+            }
+            self.pc.answer(function (err, answer) {
+                if (err) {
+                    self._log('error', 'Could not create answer for adding new stream');
+                    return cb(err);
+                }
+                answer.jingle.contents.forEach(function (content) {
+                    filterContentSources(content, stream);
+                });
+                answer.jingle.contents = answer.jingle.contents.filter(function (content) {
+                    return content.description.descType === 'rtp' && content.description.sources && content.description.sources.length;
+                });
+                delete answer.jingle.groups;
+
+                self.send('source-add', answer.jingle);
+                cb();
+            });
+        });
+    },
+
+    addStream2: function (stream, cb) {
+        this.addStream(stream, true, cb);
+    },
+
+    removeStream: function (stream, renegotiate, cb) {
+        var self = this;
+
+        cb = cb || function () {};
+
+        if (!renegotiate) {
+            this.pc.removeStream(stream);
+            return;
+        }
+
+        var desc = this.pc.localDescription;
+        desc.contents.forEach(function (content) {
+            filterContentSources(content, stream);
+        });
+        desc.contents = desc.contents.filter(function (content) {
+            return content.description.descType === 'rtp' && content.description.sources && content.description.sources.length;
+        });
+        delete desc.groups;
+
+        this.send('source-remove', desc);
+        this.pc.removeStream(stream);
+
+        this.pc.handleOffer({
+            type: 'offer',
+            jingle: this.pc.remoteDescription
+        }, function (err) {
+            if (err) {
+                self._log('error', 'Could not process offer for removing stream');
+                return cb(err);
+            }
+            self.pc.answer(function (err) {
+                if (err) {
+                    self._log('error', 'Could not process answer for removing stream');
+                    return cb(err);
+                }
+                cb();
+            });
+        });
+    },
+
+    removeStream2: function (stream, cb) {
+        this.removeStream(stream, true, cb);
+    },
+
+    switchStream: function (oldStream, newStream, cb) {
+        var self = this;
+
+        cb = cb || function () {};
+
+        var desc = this.pc.localDescription;
+        desc.contents.forEach(function (content) {
+            delete content.transport;
+            delete content.description.payloads;
+        });
+
+        this.pc.removeStream(oldStream);
+        this.send('source-remove', desc);
+
+        var audioTracks = oldStream.getAudioTracks();
+        if (audioTracks.length) {
+            newStream.addTrack(audioTracks[0]);
+        }
+
+        this.pc.addStream(newStream);
+        this.pc.handleOffer({
+            type: 'offer',
+            jingle: this.pc.remoteDescription
+        }, function (err) {
+            if (err) {
+                self._log('error', 'Could not process offer for switching streams');
+                return cb(err);
+            }
+            self.pc.answer(function (err, answer) {
+                if (err) {
+                    self._log('error', 'Could not process answer for switching streams');
+                    return cb(err);
+                }
+                answer.jingle.contents.forEach(function (content) {
+                    delete content.transport;
+                    delete content.description.payloads;
+                });
+                self.send('source-add', answer.jingle);
+                cb();
+            });
+        });
+    },
+
+    // ----------------------------------------------------------------
+    // ICE action handers
+    // ----------------------------------------------------------------
+
+    onIceCandidate: function (candidate) {
+        this._log('info', 'Discovered new ICE candidate', candidate.jingle);
+        this.send('transport-info', candidate.jingle);
+    },
+
+    onIceEndOfCandidates: function () {
+        this._log('info', 'ICE end of candidates');
+    },
+
+    onIceStateChange: function () {
+        switch (this.pc.iceConnectionState) {
+            case 'checking':
+                this.connectionState = 'connecting';
+                break;
+            case 'completed':
+            case 'connected':
+                this.connectionState = 'connected';
+                break;
+            case 'disconnected':
+                if (this.pc.signalingState === 'stable') {
+                    this.connectionState = 'interrupted';
+                } else {
+                    this.connectionState = 'disconnected';
+                }
+                break;
+            case 'failed':
+                this.connectionState = 'failed';
+                this.end('failed-transport');
+                break;
+            case 'closed':
+                this.connectionState = 'disconnected';
+                break;
+        }
+    },
+
+    // ----------------------------------------------------------------
+    // Stream event handlers
+    // ----------------------------------------------------------------
+
+    onAddStream: function (event) {
+        this._log('info', 'Stream added');
+        this.emit('peerStreamAdded', this, event.stream);
+    },
+
+    onRemoveStream: function (event) {
+        this._log('info', 'Stream removed');
+        this.emit('peerStreamRemoved', this, event.stream);
+    },
+
+    // ----------------------------------------------------------------
+    // Jingle action handers
+    // ----------------------------------------------------------------
+
+    onSessionInitiate: function (changes, cb) {
+        var self = this;
+
+        this._log('info', 'Initiating incoming session');
+
+        this.state = 'pending';
+
+        this.pc.isInitiator = false;
+        this.pc.handleOffer({
+            type: 'offer',
+            jingle: changes
+        }, function (err) {
+            if (err) {
+                self._log('error', 'Could not create WebRTC answer');
+                return cb({condition: 'general-error'});
+            }
+            cb();
+        });
+    },
+
+    onSessionAccept: function (changes, cb) {
+        var self = this;
+
+        this.state = 'active';
+        this.pc.handleAnswer({
+            type: 'answer',
+            jingle: changes
+        }, function (err) {
+            if (err) {
+                self._log('error', 'Could not process WebRTC answer');
+                return cb({condition: 'general-error'});
+            }
+            self.emit('accepted', self);
+            cb();
+        });
+    },
+
+    onSessionTerminate: function (changes, cb) {
+        var self = this;
+
+        this._log('info', 'Terminating session');
+        this.streams.forEach(function (stream) {
+            self.onRemoveStream({stream: stream});
+        });
+        this.pc.close();
+        BaseSession.prototype.end.call(this, changes.reason, true);
+
+        cb();
+    },
+
+    onSessionInfo: function (info, cb) {
+        if (info.ringing) {
+            this._log('info', 'Outgoing session is ringing');
+            this.ringing = true;
+            this.emit('ringing', this);
+            return cb();
+        }
+
+        if (info.hold) {
+            this._log('info', 'On hold');
+            this.emit('hold', this);
+            return cb();
+        }
+
+        if (info.active) {
+            this._log('info', 'Resuming from hold');
+            this.emit('resumed', this);
+            return cb();
+        }
+
+        if (info.mute) {
+            this._log('info', 'Muting', info.mute);
+            this.emit('mute', this, info.mute);
+            return cb();
+        }
+
+        if (info.unmute) {
+            this._log('info', 'Unmuting', info.unmute);
+            this.emit('unmute', this, info.unmute);
+            return cb();
+        }
+
+        cb();
+    },
+
+    onTransportInfo: function (changes, cb) {
+        this.pc.processIce(changes, function () {
+            cb();
+        });
+    },
+
+    onSourceAdd: function (changes, cb) {
+        var self = this;
+        this._log('info', 'Adding new stream source');
+
+        var newDesc = this.pc.remoteDescription;
+        this.pc.remoteDescription.contents.forEach(function (content, idx) {
+            var desc = content.description;
+            var ssrcs = desc.sources || [];
+            var groups = desc.sourceGroups || [];
+
+            changes.contents.forEach(function (newContent) {
+                if (content.name !== newContent.name) {
+                    return;
+                }
+
+                var newContentDesc = newContent.description;
+                var newSSRCs = newContentDesc.sources || [];
+
+                ssrcs = ssrcs.concat(newSSRCs);
+                newDesc.contents[idx].description.sources = JSON.parse(JSON.stringify(ssrcs));
+
+                var newGroups = newContentDesc.sourceGroups || [];
+                groups = groups.concat(newGroups);
+                newDesc.contents[idx].description.sourceGroups = JSON.parse(JSON.stringify(groups));
+            });
+        });
+
+        this.pc.handleOffer({
+            type: 'offer',
+            jingle: newDesc
+        }, function (err) {
+            if (err) {
+                self._log('error', 'Error adding new stream source');
+                return cb({
+                    condition: 'general-error'
+                });
+            }
+
+            self.pc.answer(function (err) {
+                if (err) {
+                    self._log('error', 'Error adding new stream source');
+                    return cb({
+                        condition: 'general-error'
+                    });
+                }
+                cb();
+            });
+        });
+    },
+
+    onSourceRemove: function (changes, cb) {
+        var self = this;
+        this._log('info', 'Removing stream source');
+
+        var newDesc = this.pc.remoteDescription;
+        this.pc.remoteDescription.contents.forEach(function (content, idx) {
+            var desc = content.description;
+            var ssrcs = desc.sources || [];
+            var groups = desc.sourceGroups || [];
+
+            changes.contents.forEach(function (newContent) {
+                if (content.name !== newContent.name) {
+                    return;
+                }
+
+                var newContentDesc = newContent.description;
+                var newSSRCs = newContentDesc.sources || [];
+                var newGroups = newContentDesc.sourceGroups || [];
+
+                var found, i, j, k;
+
+
+                for (i = 0; i < newSSRCs.length; i++) {
+                    found = -1;
+                    for (j = 0; j < ssrcs.length; j++) {
+                        if (newSSRCs[i].ssrc === ssrcs[j].ssrc) {
+                            found = j;
+                            break;
+                        }
+                    }
+                    if (found > -1) {
+                        ssrcs.splice(found, 1);
+                        newDesc.contents[idx].description.sources = JSON.parse(JSON.stringify(ssrcs));
+                    }
+                }
+
+                // Remove ssrc-groups that are no longer needed
+                for (i = 0; i < newGroups.length; i++) {
+                    found = -1;
+                    for (j = 0; j < groups.length; j++) {
+                        if (newGroups[i].semantics === groups[j].semantics &&
+                            newGroups[i].sources.length === groups[j].sources.length) {
+                            var same = true;
+                            for (k = 0; k < newGroups[i].sources.length; k++) {
+                                if (newGroups[i].sources[k] !== groups[j].sources[k]) {
+                                    same = false;
+                                    break;
+                                }
+                            }
+                            if (same) {
+                                found = j;
+                                break;
+                            }
+                        }
+                    }
+                    if (found > -1) {
+                        groups.splice(found, 1);
+                        newDesc.contents[idx].description.sourceGroups = JSON.parse(JSON.stringify(groups));
+                    }
+                }
+            });
+        });
+
+        this.pc.handleOffer({
+            type: 'offer',
+            jingle: newDesc
+        }, function (err) {
+            if (err) {
+                self._log('error', 'Error removing stream source');
+                return cb({
+                    condition: 'general-error'
+                });
+            }
+            self.pc.answer(function (err) {
+                if (err) {
+                    self._log('error', 'Error removing stream source');
+                    return cb({
+                        condition: 'general-error'
+                    });
+                }
+                cb();
+            });
+        });
+    }
+});
+
+
+module.exports = MediaSession;
+
+},{"extend-object":30,"jingle-session":118,"rtcpeerconnection":117,"util":28}],87:[function(require,module,exports){
+arguments[4][54][0].apply(exports,arguments)
+},{"dup":54,"lodash._arrayeach":88,"lodash._baseeach":89,"lodash._bindcallback":93,"lodash.isarray":94}],88:[function(require,module,exports){
+arguments[4][55][0].apply(exports,arguments)
+},{"dup":55}],89:[function(require,module,exports){
+arguments[4][56][0].apply(exports,arguments)
+},{"dup":56,"lodash.keys":90}],90:[function(require,module,exports){
+arguments[4][57][0].apply(exports,arguments)
+},{"dup":57,"lodash._getnative":91,"lodash.isarguments":92,"lodash.isarray":94}],91:[function(require,module,exports){
+arguments[4][58][0].apply(exports,arguments)
+},{"dup":58}],92:[function(require,module,exports){
+arguments[4][59][0].apply(exports,arguments)
+},{"dup":59}],93:[function(require,module,exports){
+arguments[4][60][0].apply(exports,arguments)
+},{"dup":60}],94:[function(require,module,exports){
+arguments[4][61][0].apply(exports,arguments)
+},{"dup":61}],95:[function(require,module,exports){
+arguments[4][62][0].apply(exports,arguments)
+},{"dup":62,"lodash._baseget":96,"lodash._topath":97,"lodash.isarray":98,"lodash.map":99}],96:[function(require,module,exports){
+arguments[4][63][0].apply(exports,arguments)
+},{"dup":63}],97:[function(require,module,exports){
+arguments[4][64][0].apply(exports,arguments)
+},{"dup":64,"lodash.isarray":98}],98:[function(require,module,exports){
+arguments[4][61][0].apply(exports,arguments)
+},{"dup":61}],99:[function(require,module,exports){
+arguments[4][66][0].apply(exports,arguments)
+},{"dup":66,"lodash._arraymap":100,"lodash._basecallback":101,"lodash._baseeach":106,"lodash.isarray":98}],100:[function(require,module,exports){
+arguments[4][67][0].apply(exports,arguments)
+},{"dup":67}],101:[function(require,module,exports){
+arguments[4][68][0].apply(exports,arguments)
+},{"dup":68,"lodash._baseisequal":102,"lodash._bindcallback":104,"lodash.isarray":98,"lodash.pairs":105}],102:[function(require,module,exports){
+arguments[4][69][0].apply(exports,arguments)
+},{"dup":69,"lodash.isarray":98,"lodash.istypedarray":103,"lodash.keys":107}],103:[function(require,module,exports){
+arguments[4][70][0].apply(exports,arguments)
+},{"dup":70}],104:[function(require,module,exports){
+arguments[4][60][0].apply(exports,arguments)
+},{"dup":60}],105:[function(require,module,exports){
+arguments[4][72][0].apply(exports,arguments)
+},{"dup":72,"lodash.keys":107}],106:[function(require,module,exports){
+arguments[4][56][0].apply(exports,arguments)
+},{"dup":56,"lodash.keys":107}],107:[function(require,module,exports){
+arguments[4][57][0].apply(exports,arguments)
+},{"dup":57,"lodash._getnative":108,"lodash.isarguments":109,"lodash.isarray":98}],108:[function(require,module,exports){
+arguments[4][58][0].apply(exports,arguments)
+},{"dup":58}],109:[function(require,module,exports){
+arguments[4][59][0].apply(exports,arguments)
+},{"dup":59}],110:[function(require,module,exports){
+arguments[4][77][0].apply(exports,arguments)
+},{"./lib/tojson":113,"./lib/tosdp":114,"dup":77}],111:[function(require,module,exports){
+arguments[4][78][0].apply(exports,arguments)
+},{"dup":78}],112:[function(require,module,exports){
+arguments[4][79][0].apply(exports,arguments)
+},{"dup":79}],113:[function(require,module,exports){
+arguments[4][80][0].apply(exports,arguments)
+},{"./parsers":111,"./senders":112,"dup":80}],114:[function(require,module,exports){
+arguments[4][81][0].apply(exports,arguments)
+},{"./senders":112,"dup":81}],115:[function(require,module,exports){
+arguments[4][82][0].apply(exports,arguments)
+},{"dup":82,"util":28,"webrtc-adapter-test":116,"wildemitter":124}],116:[function(require,module,exports){
+arguments[4][83][0].apply(exports,arguments)
+},{"dup":83}],117:[function(require,module,exports){
+arguments[4][85][0].apply(exports,arguments)
+},{"dup":85,"lodash.foreach":87,"lodash.pluck":95,"sdp-jingle-json":110,"traceablepeerconnection":115,"util":28,"webrtc-adapter-test":116,"wildemitter":124}],118:[function(require,module,exports){
+var util = require('util');
+var uuid = require('uuid');
+var async = require('async');
+var extend = require('extend-object');
+var WildEmitter = require('wildemitter');
+
+
+var ACTIONS = {
+    'content-accept': 'onContentAccept',
+    'content-add': 'onContentAdd',
+    'content-modify': 'onConentModify',
+    'content-reject': 'onContentReject',
+    'content-remove': 'onContentRemove',
+    'description-info': 'onDescriptionInfo',
+    'security-info': 'onSecurityInfo',
+    'session-accept': 'onSessionAccept',
+    'session-info': 'onSessionInfo',
+    'session-initiate': 'onSessionInitiate',
+    'session-terminate': 'onSessionTerminate',
+    'transport-accept': 'onTransportAccept',
+    'transport-info': 'onTransportInfo',
+    'transport-reject': 'onTransportReject',
+    'transport-replace': 'onTransportReplace',
+
+    // Unstandardized actions: might go away anytime without notice
+    'source-add': 'onSourceAdd',
+    'source-remove': 'onSourceRemove'
+};
+
+
+function JingleSession(opts) {
+    WildEmitter.call(this);
+
+    var self = this;
+
+    this.sid = opts.sid || uuid.v4();
+    this.peer = opts.peer;
+    this.peerID = opts.peerID || this.peer.full || this.peer;
+    this.isInitiator = opts.initiator || false;
+    this.parent = opts.parent;
+    this.state = 'starting';
+    this.connectionState = 'starting';
+
+    // We track the intial pending description types in case
+    // of the need for a tie-breaker.
+    this.pendingDescriptionTypes = opts.descriptionTypes || [];
+
+    this.pendingAction = false;
+
+    // Here is where we'll ensure that all actions are processed
+    // in order, even if a particular action requires async handling.
+    this.processingQueue = async.queue(function (task, next) {
+        if (self.ended) {
+            // Don't process anything once the session has been ended
+            return next();
+        }
+
+        var action = task.action;
+        var changes = task.changes;
+        var cb = task.cb;
+
+        self._log('debug', action);
+
+        if (!ACTIONS[action]) {
+            self._log('error', 'Invalid action: ' + action);
+            cb({condition: 'bad-request'});
+            return next();
+        }
+
+        self[ACTIONS[action]](changes, function (err, result) {
+            cb(err, result);
+            return next();
+        });
+    });
+}
+
+
+util.inherits(JingleSession, WildEmitter);
+
+// We don't know how to handle any particular content types,
+// so no actions are supported.
+Object.keys(ACTIONS).forEach(function (action) {
+    var method = ACTIONS[action];
+    JingleSession.prototype[method] = function (changes, cb) {
+        this._log('error', 'Unsupported action: ' + action);
+        cb();
+    };
+});
+
+// Provide some convenience properties for checking
+// the session's state.
+Object.defineProperties(JingleSession.prototype, {
+    state: {
+        get: function () {
+            return this._sessionState;
+        },
+        set: function (value) {
+            if (value !== this._sessionState) {
+                var prev = this._sessionState;
+                this._log('info', 'Changing session state to: ' + value);
+                this._sessionState = value;
+                this.emit('change:sessionState', this, value);
+                this.emit('change:' + value, this, true);
+                if (prev) {
+                    this.emit('change:' + prev, this, false);
+                }
+            }
+        }
+    },
+    connectionState: {
+        get: function () {
+            return this._connectionState;
+        },
+        set: function (value) {
+            if (value !== this._connectionState) {
+                var prev = this._connectionState;
+                this._log('info', 'Changing connection state to: ' + value);
+                this._connectionState = value;
+                this.emit('change:connectionState', this, value);
+                this.emit('change:' + value, this, true);
+                if (prev) {
+                    this.emit('change:' + prev, this, false);
+                }
+            }
+        }
+    },
+    starting: {
+        get: function () {
+            return this._sessionState === 'starting';
+        }
+    },
+    pending: {
+        get: function () {
+            return this._sessionState === 'pending';
+        }
+    },
+    active: {
+        get: function () {
+            return this._sessionState === 'active';
+        }
+    },
+    ended: {
+        get: function () {
+            return this._sessionState === 'ended';
+        }
+    },
+    connected: {
+        get: function () {
+            return this._connectionState === 'connected';
+        }
+    },
+    connecting: {
+        get: function () {
+            return this._connectionState === 'connecting';
+        }
+    },
+    disconnected: {
+        get: function () {
+            return this._connectionState === 'disconnected';
+        }
+    },
+    interrupted: {
+        get: function () {
+            return this._connectionState === 'interrupted';
+        }
+    }
+});
+
+JingleSession.prototype = extend(JingleSession.prototype, {
+    _log: function (level, message) {
+        message = this.sid + ': ' + message;
+        this.emit('log:' + level, message);
+    },
+    
+    send: function (action, data) {
+        data = data || {};
+        data.sid = this.sid;
+        data.action = action;
+
+        var requirePending = {
+            'session-inititate': true,
+            'session-accept': true,
+            'content-add': true,
+            'content-remove': true,
+            'content-reject': true,
+            'content-accept': true,
+            'content-modify': true,
+            'transport-replace': true,
+            'transport-reject': true,
+            'transport-accept': true,
+            'source-add': true,
+            'source-remove': true
+        };
+
+        if (requirePending[action]) {
+            this.pendingAction = action;
+        } else {
+            this.pendingAction = false;
+        }
+
+        this.emit('send', {
+            to: this.peer,
+            type: 'set',
+            jingle: data
+        });
+    },
+    
+    process: function (action, changes, cb) {
+        this.processingQueue.push({
+            action: action,
+            changes: changes,
+            cb: cb
+        });
+    },
+    
+    start: function () {
+        this._log('error', 'Can not start base sessions');
+        this.end('unsupported-applications', true);
+    },
+    
+    accept: function () {
+        this._log('error', 'Can not accept base sessions');
+        this.end('unsupported-applications');
+    },
+    
+    cancel: function () {
+        this.end('cancel');
+    },
+    
+    decline: function () {
+        this.end('decline');
+    },
+    
+    end: function (reason, silent) {
+        this.state = 'ended';
+
+        this.processingQueue.kill();
+
+        if (!reason) {
+            reason = 'success';
+        }
+
+        if (typeof reason === 'string') {
+            reason = {
+                condition: reason
+            };
+        }
+    
+        if (!silent) {
+            this.send('session-terminate', {
+                reason: reason
+            });
+        }
+    
+        this.emit('terminated', this, reason);
+    },
+
+    onSessionTerminate: function (changes, cb) {
+        this.end(changes.reason, true);
+        cb();
+    },
+
+    // It is mandatory to reply to a session-info action with 
+    // an unsupported-info error if the info isn't recognized.
+    //
+    // However, a session-info action with no associated payload
+    // is acceptable (works like a ping).
+    onSessionInfo: function (changes, cb) {
+        var okKeys = {
+            sid: true,
+            action: true,
+            initiator: true,
+            responder: true
+        };
+
+        var unknownPayload = false;
+        Object.keys(changes).forEach(function (key) {
+            if (!okKeys[key]) {
+                unknownPayload = true;
+            }
+        });
+
+        if (unknownPayload) {
+            cb({
+                type: 'modify',
+                condition: 'feature-not-implemented',
+                jingleCondition: 'unsupported-info'
+            });
+        } else {
+            cb();
+        }
+    },
+
+    // It is mandatory to reply to a description-info action with 
+    // an unsupported-info error if the info isn't recognized.
+    onDescriptionInfo: function (changes, cb) {
+        cb({
+            type: 'modify',
+            condition: 'feature-not-implemented',
+            jingleCondition: 'unsupported-info'
+        });
+    },
+
+    // It is mandatory to reply to a transport-info action with 
+    // an unsupported-info error if the info isn't recognized.
+    onTransportInfo: function (changes, cb) {
+        cb({
+            type: 'modify',
+            condition: 'feature-not-implemented',
+            jingleCondition: 'unsupported-info'
+        });
+    },
+
+    // It is mandatory to reply to a content-add action with either
+    // a content-accept or content-reject.
+    onContentAdd: function (changes, cb) {
+        // Allow ack for the content-add to be sent.
+        cb();
+
+        this.send('content-reject', {
+            reason: {
+                condition: 'failed-application',
+                text: 'content-add is not supported'
+            }
+        });
+    },
+
+    // It is mandatory to reply to a transport-add action with either
+    // a transport-accept or transport-reject.
+    onTransportReplace: function (changes, cb) {
+        // Allow ack for the transport-replace be sent.
+        cb();
+
+        this.send('transport-reject', {
+            reason: {
+                condition: 'failed-application',
+                text: 'transport-replace is not supported'
+            }
+        });
+    }
+});
+
+
+module.exports = JingleSession;
+
+},{"async":119,"extend-object":30,"util":28,"uuid":121,"wildemitter":122}],119:[function(require,module,exports){
+(function (process){
+/*!
+ * async
+ * https://github.com/caolan/async
+ *
+ * Copyright 2010-2014 Caolan McMahon
+ * Released under the MIT license
+ */
+/*jshint onevar: false, indent:4 */
+/*global setImmediate: false, setTimeout: false, console: false */
+(function () {
+
+    var async = {};
+
+    // global on the server, window in the browser
+    var root, previous_async;
+
+    root = this;
+    if (root != null) {
+      previous_async = root.async;
+    }
+
+    async.noConflict = function () {
+        root.async = previous_async;
+        return async;
+    };
+
+    function only_once(fn) {
+        var called = false;
+        return function() {
+            if (called) throw new Error("Callback was already called.");
+            called = true;
+            fn.apply(root, arguments);
+        }
+    }
+
+    //// cross-browser compatiblity functions ////
+
+    var _toString = Object.prototype.toString;
+
+    var _isArray = Array.isArray || function (obj) {
+        return _toString.call(obj) === '[object Array]';
+    };
+
+    var _each = function (arr, iterator) {
+        for (var i = 0; i < arr.length; i += 1) {
+            iterator(arr[i], i, arr);
+        }
+    };
+
+    var _map = function (arr, iterator) {
+        if (arr.map) {
+            return arr.map(iterator);
+        }
+        var results = [];
+        _each(arr, function (x, i, a) {
+            results.push(iterator(x, i, a));
+        });
+        return results;
+    };
+
+    var _reduce = function (arr, iterator, memo) {
+        if (arr.reduce) {
+            return arr.reduce(iterator, memo);
+        }
+        _each(arr, function (x, i, a) {
+            memo = iterator(memo, x, i, a);
+        });
+        return memo;
+    };
+
+    var _keys = function (obj) {
+        if (Object.keys) {
+            return Object.keys(obj);
+        }
+        var keys = [];
+        for (var k in obj) {
+            if (obj.hasOwnProperty(k)) {
+                keys.push(k);
+            }
+        }
+        return keys;
+    };
+
+    //// exported async module functions ////
+
+    //// nextTick implementation with browser-compatible fallback ////
+    if (typeof process === 'undefined' || !(process.nextTick)) {
+        if (typeof setImmediate === 'function') {
+            async.nextTick = function (fn) {
+                // not a direct alias for IE10 compatibility
+                setImmediate(fn);
+            };
+            async.setImmediate = async.nextTick;
+        }
+        else {
+            async.nextTick = function (fn) {
+                setTimeout(fn, 0);
+            };
+            async.setImmediate = async.nextTick;
+        }
+    }
+    else {
+        async.nextTick = process.nextTick;
+        if (typeof setImmediate !== 'undefined') {
+            async.setImmediate = function (fn) {
+              // not a direct alias for IE10 compatibility
+              setImmediate(fn);
+            };
+        }
+        else {
+            async.setImmediate = async.nextTick;
+        }
+    }
+
+    async.each = function (arr, iterator, callback) {
+        callback = callback || function () {};
+        if (!arr.length) {
+            return callback();
+        }
+        var completed = 0;
+        _each(arr, function (x) {
+            iterator(x, only_once(done) );
+        });
+        function done(err) {
+          if (err) {
+              callback(err);
+              callback = function () {};
+          }
+          else {
+              completed += 1;
+              if (completed >= arr.length) {
+                  callback();
+              }
+          }
+        }
+    };
+    async.forEach = async.each;
+
+    async.eachSeries = function (arr, iterator, callback) {
+        callback = callback || function () {};
+        if (!arr.length) {
+            return callback();
+        }
+        var completed = 0;
+        var iterate = function () {
+            iterator(arr[completed], function (err) {
+                if (err) {
+                    callback(err);
+                    callback = function () {};
+                }
+                else {
+                    completed += 1;
+                    if (completed >= arr.length) {
+                        callback();
+                    }
+                    else {
+                        iterate();
+                    }
+                }
+            });
+        };
+        iterate();
+    };
+    async.forEachSeries = async.eachSeries;
+
+    async.eachLimit = function (arr, limit, iterator, callback) {
+        var fn = _eachLimit(limit);
+        fn.apply(null, [arr, iterator, callback]);
+    };
+    async.forEachLimit = async.eachLimit;
+
+    var _eachLimit = function (limit) {
+
+        return function (arr, iterator, callback) {
+            callback = callback || function () {};
+            if (!arr.length || limit <= 0) {
+                return callback();
+            }
+            var completed = 0;
+            var started = 0;
+            var running = 0;
+
+            (function replenish () {
+                if (completed >= arr.length) {
+                    return callback();
+                }
+
+                while (running < limit && started < arr.length) {
+                    started += 1;
+                    running += 1;
+                    iterator(arr[started - 1], function (err) {
+                        if (err) {
+                            callback(err);
+                            callback = function () {};
+                        }
+                        else {
+                            completed += 1;
+                            running -= 1;
+                            if (completed >= arr.length) {
+                                callback();
+                            }
+                            else {
+                                replenish();
+                            }
+                        }
+                    });
+                }
+            })();
+        };
+    };
+
+
+    var doParallel = function (fn) {
+        return function () {
+            var args = Array.prototype.slice.call(arguments);
+            return fn.apply(null, [async.each].concat(args));
+        };
+    };
+    var doParallelLimit = function(limit, fn) {
+        return function () {
+            var args = Array.prototype.slice.call(arguments);
+            return fn.apply(null, [_eachLimit(limit)].concat(args));
+        };
+    };
+    var doSeries = function (fn) {
+        return function () {
+            var args = Array.prototype.slice.call(arguments);
+            return fn.apply(null, [async.eachSeries].concat(args));
+        };
+    };
+
+
+    var _asyncMap = function (eachfn, arr, iterator, callback) {
+        arr = _map(arr, function (x, i) {
+            return {index: i, value: x};
+        });
+        if (!callback) {
+            eachfn(arr, function (x, callback) {
+                iterator(x.value, function (err) {
+                    callback(err);
+                });
+            });
+        } else {
+            var results = [];
+            eachfn(arr, function (x, callback) {
+                iterator(x.value, function (err, v) {
+                    results[x.index] = v;
+                    callback(err);
+                });
+            }, function (err) {
+                callback(err, results);
+            });
+        }
+    };
+    async.map = doParallel(_asyncMap);
+    async.mapSeries = doSeries(_asyncMap);
+    async.mapLimit = function (arr, limit, iterator, callback) {
+        return _mapLimit(limit)(arr, iterator, callback);
+    };
+
+    var _mapLimit = function(limit) {
+        return doParallelLimit(limit, _asyncMap);
+    };
+
+    // reduce only has a series version, as doing reduce in parallel won't
+    // work in many situations.
+    async.reduce = function (arr, memo, iterator, callback) {
+        async.eachSeries(arr, function (x, callback) {
+            iterator(memo, x, function (err, v) {
+                memo = v;
+                callback(err);
+            });
+        }, function (err) {
+            callback(err, memo);
+        });
+    };
+    // inject alias
+    async.inject = async.reduce;
+    // foldl alias
+    async.foldl = async.reduce;
+
+    async.reduceRight = function (arr, memo, iterator, callback) {
+        var reversed = _map(arr, function (x) {
+            return x;
+        }).reverse();
+        async.reduce(reversed, memo, iterator, callback);
+    };
+    // foldr alias
+    async.foldr = async.reduceRight;
+
+    var _filter = function (eachfn, arr, iterator, callback) {
+        var results = [];
+        arr = _map(arr, function (x, i) {
+            return {index: i, value: x};
+        });
+        eachfn(arr, function (x, callback) {
+            iterator(x.value, function (v) {
+                if (v) {
+                    results.push(x);
+                }
+                callback();
+            });
+        }, function (err) {
+            callback(_map(results.sort(function (a, b) {
+                return a.index - b.index;
+            }), function (x) {
+                return x.value;
+            }));
+        });
+    };
+    async.filter = doParallel(_filter);
+    async.filterSeries = doSeries(_filter);
+    // select alias
+    async.select = async.filter;
+    async.selectSeries = async.filterSeries;
+
+    var _reject = function (eachfn, arr, iterator, callback) {
+        var results = [];
+        arr = _map(arr, function (x, i) {
+            return {index: i, value: x};
+        });
+        eachfn(arr, function (x, callback) {
+            iterator(x.value, function (v) {
+                if (!v) {
+                    results.push(x);
+                }
+                callback();
+            });
+        }, function (err) {
+            callback(_map(results.sort(function (a, b) {
+                return a.index - b.index;
+            }), function (x) {
+                return x.value;
+            }));
+        });
+    };
+    async.reject = doParallel(_reject);
+    async.rejectSeries = doSeries(_reject);
+
+    var _detect = function (eachfn, arr, iterator, main_callback) {
+        eachfn(arr, function (x, callback) {
+            iterator(x, function (result) {
+                if (result) {
+                    main_callback(x);
+                    main_callback = function () {};
+                }
+                else {
+                    callback();
+                }
+            });
+        }, function (err) {
+            main_callback();
+        });
+    };
+    async.detect = doParallel(_detect);
+    async.detectSeries = doSeries(_detect);
+
+    async.some = function (arr, iterator, main_callback) {
+        async.each(arr, function (x, callback) {
+            iterator(x, function (v) {
+                if (v) {
+                    main_callback(true);
+                    main_callback = function () {};
+                }
+                callback();
+            });
+        }, function (err) {
+            main_callback(false);
+        });
+    };
+    // any alias
+    async.any = async.some;
+
+    async.every = function (arr, iterator, main_callback) {
+        async.each(arr, function (x, callback) {
+            iterator(x, function (v) {
+                if (!v) {
+                    main_callback(false);
+                    main_callback = function () {};
+                }
+                callback();
+            });
+        }, function (err) {
+            main_callback(true);
+        });
+    };
+    // all alias
+    async.all = async.every;
+
+    async.sortBy = function (arr, iterator, callback) {
+        async.map(arr, function (x, callback) {
+            iterator(x, function (err, criteria) {
+                if (err) {
+                    callback(err);
+                }
+                else {
+                    callback(null, {value: x, criteria: criteria});
+                }
+            });
+        }, function (err, results) {
+            if (err) {
+                return callback(err);
+            }
+            else {
+                var fn = function (left, right) {
+                    var a = left.criteria, b = right.criteria;
+                    return a < b ? -1 : a > b ? 1 : 0;
+                };
+                callback(null, _map(results.sort(fn), function (x) {
+                    return x.value;
+                }));
+            }
+        });
+    };
+
+    async.auto = function (tasks, callback) {
+        callback = callback || function () {};
+        var keys = _keys(tasks);
+        var remainingTasks = keys.length
+        if (!remainingTasks) {
+            return callback();
+        }
+
+        var results = {};
+
+        var listeners = [];
+        var addListener = function (fn) {
+            listeners.unshift(fn);
+        };
+        var removeListener = function (fn) {
+            for (var i = 0; i < listeners.length; i += 1) {
+                if (listeners[i] === fn) {
+                    listeners.splice(i, 1);
+                    return;
+                }
+            }
+        };
+        var taskComplete = function () {
+            remainingTasks--
+            _each(listeners.slice(0), function (fn) {
+                fn();
+            });
+        };
+
+        addListener(function () {
+            if (!remainingTasks) {
+                var theCallback = callback;
+                // prevent final callback from calling itself if it errors
+                callback = function () {};
+
+                theCallback(null, results);
+            }
+        });
+
+        _each(keys, function (k) {
+            var task = _isArray(tasks[k]) ? tasks[k]: [tasks[k]];
+            var taskCallback = function (err) {
+                var args = Array.prototype.slice.call(arguments, 1);
+                if (args.length <= 1) {
+                    args = args[0];
+                }
+                if (err) {
+                    var safeResults = {};
+                    _each(_keys(results), function(rkey) {
+                        safeResults[rkey] = results[rkey];
+                    });
+                    safeResults[k] = args;
+                    callback(err, safeResults);
+                    // stop subsequent errors hitting callback multiple times
+                    callback = function () {};
+                }
+                else {
+                    results[k] = args;
+                    async.setImmediate(taskComplete);
+                }
+            };
+            var requires = task.slice(0, Math.abs(task.length - 1)) || [];
+            var ready = function () {
+                return _reduce(requires, function (a, x) {
+                    return (a && results.hasOwnProperty(x));
+                }, true) && !results.hasOwnProperty(k);
+            };
+            if (ready()) {
+                task[task.length - 1](taskCallback, results);
+            }
+            else {
+                var listener = function () {
+                    if (ready()) {
+                        removeListener(listener);
+                        task[task.length - 1](taskCallback, results);
+                    }
+                };
+                addListener(listener);
+            }
+        });
+    };
+
+    async.retry = function(times, task, callback) {
+        var DEFAULT_TIMES = 5;
+        var attempts = [];
+        // Use defaults if times not passed
+        if (typeof times === 'function') {
+            callback = task;
+            task = times;
+            times = DEFAULT_TIMES;
+        }
+        // Make sure times is a number
+        times = parseInt(times, 10) || DEFAULT_TIMES;
+        var wrappedTask = function(wrappedCallback, wrappedResults) {
+            var retryAttempt = function(task, finalAttempt) {
+                return function(seriesCallback) {
+                    task(function(err, result){
+                        seriesCallback(!err || finalAttempt, {err: err, result: result});
+                    }, wrappedResults);
+                };
+            };
+            while (times) {
+                attempts.push(retryAttempt(task, !(times-=1)));
+            }
+            async.series(attempts, function(done, data){
+                data = data[data.length - 1];
+                (wrappedCallback || callback)(data.err, data.result);
+            });
+        }
+        // If a callback is passed, run this as a controll flow
+        return callback ? wrappedTask() : wrappedTask
+    };
+
+    async.waterfall = function (tasks, callback) {
+        callback = callback || function () {};
+        if (!_isArray(tasks)) {
+          var err = new Error('First argument to waterfall must be an array of functions');
+          return callback(err);
+        }
+        if (!tasks.length) {
+            return callback();
+        }
+        var wrapIterator = function (iterator) {
+            return function (err) {
+                if (err) {
+                    callback.apply(null, arguments);
+                    callback = function () {};
+                }
+                else {
+                    var args = Array.prototype.slice.call(arguments, 1);
+                    var next = iterator.next();
+                    if (next) {
+                        args.push(wrapIterator(next));
+                    }
+                    else {
+                        args.push(callback);
+                    }
+                    async.setImmediate(function () {
+                        iterator.apply(null, args);
+                    });
+                }
+            };
+        };
+        wrapIterator(async.iterator(tasks))();
+    };
+
+    var _parallel = function(eachfn, tasks, callback) {
+        callback = callback || function () {};
+        if (_isArray(tasks)) {
+            eachfn.map(tasks, function (fn, callback) {
+                if (fn) {
+                    fn(function (err) {
+                        var args = Array.prototype.slice.call(arguments, 1);
+                        if (args.length <= 1) {
+                            args = args[0];
+                        }
+                        callback.call(null, err, args);
+                    });
+                }
+            }, callback);
+        }
+        else {
+            var results = {};
+            eachfn.each(_keys(tasks), function (k, callback) {
+                tasks[k](function (err) {
+                    var args = Array.prototype.slice.call(arguments, 1);
+                    if (args.length <= 1) {
+                        args = args[0];
+                    }
+                    results[k] = args;
+                    callback(err);
+                });
+            }, function (err) {
+                callback(err, results);
+            });
+        }
+    };
+
+    async.parallel = function (tasks, callback) {
+        _parallel({ map: async.map, each: async.each }, tasks, callback);
+    };
+
+    async.parallelLimit = function(tasks, limit, callback) {
+        _parallel({ map: _mapLimit(limit), each: _eachLimit(limit) }, tasks, callback);
+    };
+
+    async.series = function (tasks, callback) {
+        callback = callback || function () {};
+        if (_isArray(tasks)) {
+            async.mapSeries(tasks, function (fn, callback) {
+                if (fn) {
+                    fn(function (err) {
+                        var args = Array.prototype.slice.call(arguments, 1);
+                        if (args.length <= 1) {
+                            args = args[0];
+                        }
+                        callback.call(null, err, args);
+                    });
+                }
+            }, callback);
+        }
+        else {
+            var results = {};
+            async.eachSeries(_keys(tasks), function (k, callback) {
+                tasks[k](function (err) {
+                    var args = Array.prototype.slice.call(arguments, 1);
+                    if (args.length <= 1) {
+                        args = args[0];
+                    }
+                    results[k] = args;
+                    callback(err);
+                });
+            }, function (err) {
+                callback(err, results);
+            });
+        }
+    };
+
+    async.iterator = function (tasks) {
+        var makeCallback = function (index) {
+            var fn = function () {
+                if (tasks.length) {
+                    tasks[index].apply(null, arguments);
+                }
+                return fn.next();
+            };
+            fn.next = function () {
+                return (index < tasks.length - 1) ? makeCallback(index + 1): null;
+            };
+            return fn;
+        };
+        return makeCallback(0);
+    };
+
+    async.apply = function (fn) {
+        var args = Array.prototype.slice.call(arguments, 1);
+        return function () {
+            return fn.apply(
+                null, args.concat(Array.prototype.slice.call(arguments))
+            );
+        };
+    };
+
+    var _concat = function (eachfn, arr, fn, callback) {
+        var r = [];
+        eachfn(arr, function (x, cb) {
+            fn(x, function (err, y) {
+                r = r.concat(y || []);
+                cb(err);
+            });
+        }, function (err) {
+            callback(err, r);
+        });
+    };
+    async.concat = doParallel(_concat);
+    async.concatSeries = doSeries(_concat);
+
+    async.whilst = function (test, iterator, callback) {
+        if (test()) {
+            iterator(function (err) {
+                if (err) {
+                    return callback(err);
+                }
+                async.whilst(test, iterator, callback);
+            });
+        }
+        else {
+            callback();
+        }
+    };
+
+    async.doWhilst = function (iterator, test, callback) {
+        iterator(function (err) {
+            if (err) {
+                return callback(err);
+            }
+            var args = Array.prototype.slice.call(arguments, 1);
+            if (test.apply(null, args)) {
+                async.doWhilst(iterator, test, callback);
+            }
+            else {
+                callback();
+            }
+        });
+    };
+
+    async.until = function (test, iterator, callback) {
+        if (!test()) {
+            iterator(function (err) {
+                if (err) {
+                    return callback(err);
+                }
+                async.until(test, iterator, callback);
+            });
+        }
+        else {
+            callback();
+        }
+    };
+
+    async.doUntil = function (iterator, test, callback) {
+        iterator(function (err) {
+            if (err) {
+                return callback(err);
+            }
+            var args = Array.prototype.slice.call(arguments, 1);
+            if (!test.apply(null, args)) {
+                async.doUntil(iterator, test, callback);
+            }
+            else {
+                callback();
+            }
+        });
+    };
+
+    async.queue = function (worker, concurrency) {
+        if (concurrency === undefined) {
+            concurrency = 1;
+        }
+        function _insert(q, data, pos, callback) {
+          if (!q.started){
+            q.started = true;
+          }
+          if (!_isArray(data)) {
+              data = [data];
+          }
+          if(data.length == 0) {
+             // call drain immediately if there are no tasks
+             return async.setImmediate(function() {
+                 if (q.drain) {
+                     q.drain();
+                 }
+             });
+          }
+          _each(data, function(task) {
+              var item = {
+                  data: task,
+                  callback: typeof callback === 'function' ? callback : null
+              };
+
+              if (pos) {
+                q.tasks.unshift(item);
+              } else {
+                q.tasks.push(item);
+              }
+
+              if (q.saturated && q.tasks.length === q.concurrency) {
+                  q.saturated();
+              }
+              async.setImmediate(q.process);
+          });
+        }
+
+        var workers = 0;
+        var q = {
+            tasks: [],
+            concurrency: concurrency,
+            saturated: null,
+            empty: null,
+            drain: null,
+            started: false,
+            paused: false,
+            push: function (data, callback) {
+              _insert(q, data, false, callback);
+            },
+            kill: function () {
+              q.drain = null;
+              q.tasks = [];
+            },
+            unshift: function (data, callback) {
+              _insert(q, data, true, callback);
+            },
+            process: function () {
+                if (!q.paused && workers < q.concurrency && q.tasks.length) {
+                    var task = q.tasks.shift();
+                    if (q.empty && q.tasks.length === 0) {
+                        q.empty();
+                    }
+                    workers += 1;
+                    var next = function () {
+                        workers -= 1;
+                        if (task.callback) {
+                            task.callback.apply(task, arguments);
+                        }
+                        if (q.drain && q.tasks.length + workers === 0) {
+                            q.drain();
+                        }
+                        q.process();
+                    };
+                    var cb = only_once(next);
+                    worker(task.data, cb);
+                }
+            },
+            length: function () {
+                return q.tasks.length;
+            },
+            running: function () {
+                return workers;
+            },
+            idle: function() {
+                return q.tasks.length + workers === 0;
+            },
+            pause: function () {
+                if (q.paused === true) { return; }
+                q.paused = true;
+            },
+            resume: function () {
+                if (q.paused === false) { return; }
+                q.paused = false;
+                // Need to call q.process once per concurrent
+                // worker to preserve full concurrency after pause
+                for (var w = 1; w <= q.concurrency; w++) {
+                    async.setImmediate(q.process);
+                }
+            }
+        };
+        return q;
+    };
+
+    async.priorityQueue = function (worker, concurrency) {
+
+        function _compareTasks(a, b){
+          return a.priority - b.priority;
+        };
+
+        function _binarySearch(sequence, item, compare) {
+          var beg = -1,
+              end = sequence.length - 1;
+          while (beg < end) {
+            var mid = beg + ((end - beg + 1) >>> 1);
+            if (compare(item, sequence[mid]) >= 0) {
+              beg = mid;
+            } else {
+              end = mid - 1;
+            }
+          }
+          return beg;
+        }
+
+        function _insert(q, data, priority, callback) {
+          if (!q.started){
+            q.started = true;
+          }
+          if (!_isArray(data)) {
+              data = [data];
+          }
+          if(data.length == 0) {
+             // call drain immediately if there are no tasks
+             return async.setImmediate(function() {
+                 if (q.drain) {
+                     q.drain();
+                 }
+             });
+          }
+          _each(data, function(task) {
+              var item = {
+                  data: task,
+                  priority: priority,
+                  callback: typeof callback === 'function' ? callback : null
+              };
+
+              q.tasks.splice(_binarySearch(q.tasks, item, _compareTasks) + 1, 0, item);
+
+              if (q.saturated && q.tasks.length === q.concurrency) {
+                  q.saturated();
+              }
+              async.setImmediate(q.process);
+          });
+        }
+
+        // Start with a normal queue
+        var q = async.queue(worker, concurrency);
+
+        // Override push to accept second parameter representing priority
+        q.push = function (data, priority, callback) {
+          _insert(q, data, priority, callback);
+        };
+
+        // Remove unshift function
+        delete q.unshift;
+
+        return q;
+    };
+
+    async.cargo = function (worker, payload) {
+        var working     = false,
+            tasks       = [];
+
+        var cargo = {
+            tasks: tasks,
+            payload: payload,
+            saturated: null,
+            empty: null,
+            drain: null,
+            drained: true,
+            push: function (data, callback) {
+                if (!_isArray(data)) {
+                    data = [data];
+                }
+                _each(data, function(task) {
+                    tasks.push({
+                        data: task,
+                        callback: typeof callback === 'function' ? callback : null
+                    });
+                    cargo.drained = false;
+                    if (cargo.saturated && tasks.length === payload) {
+                        cargo.saturated();
+                    }
+                });
+                async.setImmediate(cargo.process);
+            },
+            process: function process() {
+                if (working) return;
+                if (tasks.length === 0) {
+                    if(cargo.drain && !cargo.drained) cargo.drain();
+                    cargo.drained = true;
+                    return;
+                }
+
+                var ts = typeof payload === 'number'
+                            ? tasks.splice(0, payload)
+                            : tasks.splice(0, tasks.length);
+
+                var ds = _map(ts, function (task) {
+                    return task.data;
+                });
+
+                if(cargo.empty) cargo.empty();
+                working = true;
+                worker(ds, function () {
+                    working = false;
+
+                    var args = arguments;
+                    _each(ts, function (data) {
+                        if (data.callback) {
+                            data.callback.apply(null, args);
+                        }
+                    });
+
+                    process();
+                });
+            },
+            length: function () {
+                return tasks.length;
+            },
+            running: function () {
+                return working;
+            }
+        };
+        return cargo;
+    };
+
+    var _console_fn = function (name) {
+        return function (fn) {
+            var args = Array.prototype.slice.call(arguments, 1);
+            fn.apply(null, args.concat([function (err) {
+                var args = Array.prototype.slice.call(arguments, 1);
+                if (typeof console !== 'undefined') {
+                    if (err) {
+                        if (console.error) {
+                            console.error(err);
+                        }
+                    }
+                    else if (console[name]) {
+                        _each(args, function (x) {
+                            console[name](x);
+                        });
+                    }
+                }
+            }]));
+        };
+    };
+    async.log = _console_fn('log');
+    async.dir = _console_fn('dir');
+    /*async.info = _console_fn('info');
+    async.warn = _console_fn('warn');
+    async.error = _console_fn('error');*/
+
+    async.memoize = function (fn, hasher) {
+        var memo = {};
+        var queues = {};
+        hasher = hasher || function (x) {
+            return x;
+        };
+        var memoized = function () {
+            var args = Array.prototype.slice.call(arguments);
+            var callback = args.pop();
+            var key = hasher.apply(null, args);
+            if (key in memo) {
+                async.nextTick(function () {
+                    callback.apply(null, memo[key]);
+                });
+            }
+            else if (key in queues) {
+                queues[key].push(callback);
+            }
+            else {
+                queues[key] = [callback];
+                fn.apply(null, args.concat([function () {
+                    memo[key] = arguments;
+                    var q = queues[key];
+                    delete queues[key];
+                    for (var i = 0, l = q.length; i < l; i++) {
+                      q[i].apply(null, arguments);
+                    }
+                }]));
+            }
+        };
+        memoized.memo = memo;
+        memoized.unmemoized = fn;
+        return memoized;
+    };
+
+    async.unmemoize = function (fn) {
+      return function () {
+        return (fn.unmemoized || fn).apply(null, arguments);
+      };
+    };
+
+    async.times = function (count, iterator, callback) {
+        var counter = [];
+        for (var i = 0; i < count; i++) {
+            counter.push(i);
+        }
+        return async.map(counter, iterator, callback);
+    };
+
+    async.timesSeries = function (count, iterator, callback) {
+        var counter = [];
+        for (var i = 0; i < count; i++) {
+            counter.push(i);
+        }
+        return async.mapSeries(counter, iterator, callback);
+    };
+
+    async.seq = function (/* functions... */) {
+        var fns = arguments;
+        return function () {
+            var that = this;
+            var args = Array.prototype.slice.call(arguments);
+            var callback = args.pop();
+            async.reduce(fns, args, function (newargs, fn, cb) {
+                fn.apply(that, newargs.concat([function () {
+                    var err = arguments[0];
+                    var nextargs = Array.prototype.slice.call(arguments, 1);
+                    cb(err, nextargs);
+                }]))
+            },
+            function (err, results) {
+                callback.apply(that, [err].concat(results));
+            });
+        };
+    };
+
+    async.compose = function (/* functions... */) {
+      return async.seq.apply(null, Array.prototype.reverse.call(arguments));
+    };
+
+    var _applyEach = function (eachfn, fns /*args...*/) {
+        var go = function () {
+            var that = this;
+            var args = Array.prototype.slice.call(arguments);
+            var callback = args.pop();
+            return eachfn(fns, function (fn, cb) {
+                fn.apply(that, args.concat([cb]));
+            },
+            callback);
+        };
+        if (arguments.length > 2) {
+            var args = Array.prototype.slice.call(arguments, 2);
+            return go.apply(this, args);
+        }
+        else {
+            return go;
+        }
+    };
+    async.applyEach = doParallel(_applyEach);
+    async.applyEachSeries = doSeries(_applyEach);
+
+    async.forever = function (fn, callback) {
+        function next(err) {
+            if (err) {
+                if (callback) {
+                    return callback(err);
+                }
+                throw err;
+            }
+            fn(next);
+        }
+        next();
+    };
+
+    // Node.js
+    if (typeof module !== 'undefined' && module.exports) {
+        module.exports = async;
+    }
+    // AMD / RequireJS
+    else if (typeof define !== 'undefined' && define.amd) {
+        define([], function () {
+            return async;
+        });
+    }
+    // included directly via <script> tag
+    else {
+        root.async = async;
+    }
+
+}());
+
+}).call(this,require('_process'))
+},{"_process":10}],120:[function(require,module,exports){
+(function (global){
+
+var rng;
+
+if (global.crypto && crypto.getRandomValues) {
+  // WHATWG crypto-based RNG - http://wiki.whatwg.org/wiki/Crypto
+  // Moderately fast, high quality
+  var _rnds8 = new Uint8Array(16);
+  rng = function whatwgRNG() {
+    crypto.getRandomValues(_rnds8);
+    return _rnds8;
+  };
+}
+
+if (!rng) {
+  // Math.random()-based (RNG)
+  //
+  // If all else fails, use Math.random().  It's fast, but is of unspecified
+  // quality.
+  var  _rnds = new Array(16);
+  rng = function() {
+    for (var i = 0, r; i < 16; i++) {
+      if ((i & 0x03) === 0) r = Math.random() * 0x100000000;
+      _rnds[i] = r >>> ((i & 0x03) << 3) & 0xff;
+    }
+
+    return _rnds;
+  };
+}
+
+module.exports = rng;
+
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{}],121:[function(require,module,exports){
+//     uuid.js
+//
+//     Copyright (c) 2010-2012 Robert Kieffer
+//     MIT License - http://opensource.org/licenses/mit-license.php
+
+// Unique ID creation requires a high quality random # generator.  We feature
+// detect to determine the best RNG source, normalizing to a function that
+// returns 128-bits of randomness, since that's what's usually required
+var _rng = require('./rng');
+
+// Maps for number <-> hex string conversion
+var _byteToHex = [];
+var _hexToByte = {};
+for (var i = 0; i < 256; i++) {
+  _byteToHex[i] = (i + 0x100).toString(16).substr(1);
+  _hexToByte[_byteToHex[i]] = i;
+}
+
+// **`parse()` - Parse a UUID into it's component bytes**
+function parse(s, buf, offset) {
+  var i = (buf && offset) || 0, ii = 0;
+
+  buf = buf || [];
+  s.toLowerCase().replace(/[0-9a-f]{2}/g, function(oct) {
+    if (ii < 16) { // Don't overflow!
+      buf[i + ii++] = _hexToByte[oct];
+    }
+  });
+
+  // Zero out remaining bytes if string was short
+  while (ii < 16) {
+    buf[i + ii++] = 0;
+  }
+
+  return buf;
+}
+
+// **`unparse()` - Convert UUID byte array (ala parse()) into a string**
+function unparse(buf, offset) {
+  var i = offset || 0, bth = _byteToHex;
+  return  bth[buf[i++]] + bth[buf[i++]] +
+          bth[buf[i++]] + bth[buf[i++]] + '-' +
+          bth[buf[i++]] + bth[buf[i++]] + '-' +
+          bth[buf[i++]] + bth[buf[i++]] + '-' +
+          bth[buf[i++]] + bth[buf[i++]] + '-' +
+          bth[buf[i++]] + bth[buf[i++]] +
+          bth[buf[i++]] + bth[buf[i++]] +
+          bth[buf[i++]] + bth[buf[i++]];
+}
+
+// **`v1()` - Generate time-based UUID**
+//
+// Inspired by https://github.com/LiosK/UUID.js
+// and http://docs.python.org/library/uuid.html
+
+// random #'s we need to init node and clockseq
+var _seedBytes = _rng();
+
+// Per 4.5, create and 48-bit node id, (47 random bits + multicast bit = 1)
+var _nodeId = [
+  _seedBytes[0] | 0x01,
+  _seedBytes[1], _seedBytes[2], _seedBytes[3], _seedBytes[4], _seedBytes[5]
+];
+
+// Per 4.2.2, randomize (14 bit) clockseq
+var _clockseq = (_seedBytes[6] << 8 | _seedBytes[7]) & 0x3fff;
+
+// Previous uuid creation time
+var _lastMSecs = 0, _lastNSecs = 0;
+
+// See https://github.com/broofa/node-uuid for API details
+function v1(options, buf, offset) {
+  var i = buf && offset || 0;
+  var b = buf || [];
+
+  options = options || {};
+
+  var clockseq = options.clockseq !== undefined ? options.clockseq : _clockseq;
+
+  // UUID timestamps are 100 nano-second units since the Gregorian epoch,
+  // (1582-10-15 00:00).  JSNumbers aren't precise enough for this, so
+  // time is handled internally as 'msecs' (integer milliseconds) and 'nsecs'
+  // (100-nanoseconds offset from msecs) since unix epoch, 1970-01-01 00:00.
+  var msecs = options.msecs !== undefined ? options.msecs : new Date().getTime();
+
+  // Per 4.2.1.2, use count of uuid's generated during the current clock
+  // cycle to simulate higher resolution clock
+  var nsecs = options.nsecs !== undefined ? options.nsecs : _lastNSecs + 1;
+
+  // Time since last uuid creation (in msecs)
+  var dt = (msecs - _lastMSecs) + (nsecs - _lastNSecs)/10000;
+
+  // Per 4.2.1.2, Bump clockseq on clock regression
+  if (dt < 0 && options.clockseq === undefined) {
+    clockseq = clockseq + 1 & 0x3fff;
+  }
+
+  // Reset nsecs if clock regresses (new clockseq) or we've moved onto a new
+  // time interval
+  if ((dt < 0 || msecs > _lastMSecs) && options.nsecs === undefined) {
+    nsecs = 0;
+  }
+
+  // Per 4.2.1.2 Throw error if too many uuids are requested
+  if (nsecs >= 10000) {
+    throw new Error('uuid.v1(): Can\'t create more than 10M uuids/sec');
+  }
+
+  _lastMSecs = msecs;
+  _lastNSecs = nsecs;
+  _clockseq = clockseq;
+
+  // Per 4.1.4 - Convert from unix epoch to Gregorian epoch
+  msecs += 12219292800000;
+
+  // `time_low`
+  var tl = ((msecs & 0xfffffff) * 10000 + nsecs) % 0x100000000;
+  b[i++] = tl >>> 24 & 0xff;
+  b[i++] = tl >>> 16 & 0xff;
+  b[i++] = tl >>> 8 & 0xff;
+  b[i++] = tl & 0xff;
+
+  // `time_mid`
+  var tmh = (msecs / 0x100000000 * 10000) & 0xfffffff;
+  b[i++] = tmh >>> 8 & 0xff;
+  b[i++] = tmh & 0xff;
+
+  // `time_high_and_version`
+  b[i++] = tmh >>> 24 & 0xf | 0x10; // include version
+  b[i++] = tmh >>> 16 & 0xff;
+
+  // `clock_seq_hi_and_reserved` (Per 4.2.2 - include variant)
+  b[i++] = clockseq >>> 8 | 0x80;
+
+  // `clock_seq_low`
+  b[i++] = clockseq & 0xff;
+
+  // `node`
+  var node = options.node || _nodeId;
+  for (var n = 0; n < 6; n++) {
+    b[i + n] = node[n];
+  }
+
+  return buf ? buf : unparse(b);
+}
+
+// **`v4()` - Generate random UUID**
+
+// See https://github.com/broofa/node-uuid for API details
+function v4(options, buf, offset) {
+  // Deprecated - 'format' argument, as supported in v1.2
+  var i = buf && offset || 0;
+
+  if (typeof(options) == 'string') {
+    buf = options == 'binary' ? new Array(16) : null;
+    options = null;
+  }
+  options = options || {};
+
+  var rnds = options.random || (options.rng || _rng)();
+
+  // Per 4.4, set bits for version and `clock_seq_hi_and_reserved`
+  rnds[6] = (rnds[6] & 0x0f) | 0x40;
+  rnds[8] = (rnds[8] & 0x3f) | 0x80;
+
+  // Copy bytes to buffer, if provided
+  if (buf) {
+    for (var ii = 0; ii < 16; ii++) {
+      buf[i + ii] = rnds[ii];
+    }
+  }
+
+  return buf || unparse(rnds);
+}
+
+// Export public API
+var uuid = v4;
+uuid.v1 = v1;
+uuid.v4 = v4;
+uuid.parse = parse;
+uuid.unparse = unparse;
+
+module.exports = uuid;
+
+},{"./rng":120}],122:[function(require,module,exports){
+arguments[4][53][0].apply(exports,arguments)
+},{"dup":53}],123:[function(require,module,exports){
+// created by @HenrikJoreteg
+var prefix;
+var version;
+
+if (window.mozRTCPeerConnection || navigator.mozGetUserMedia) {
+    prefix = 'moz';
+    version = parseInt(navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1], 10);
+} else if (window.webkitRTCPeerConnection || navigator.webkitGetUserMedia) {
+    prefix = 'webkit';
+    version = navigator.userAgent.match(/Chrom(e|ium)/) && parseInt(navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./)[2], 10);
+}
+
+var PC = window.mozRTCPeerConnection || window.webkitRTCPeerConnection;
+var IceCandidate = window.mozRTCIceCandidate || window.RTCIceCandidate;
+var SessionDescription = window.mozRTCSessionDescription || window.RTCSessionDescription;
+var MediaStream = window.webkitMediaStream || window.MediaStream;
+var screenSharing = window.location.protocol === 'https:' &&
+    ((prefix === 'webkit' && version >= 26) ||
+     (prefix === 'moz' && version >= 33))
+var AudioContext = window.AudioContext || window.webkitAudioContext;
+var videoEl = document.createElement('video');
+var supportVp8 = videoEl && videoEl.canPlayType && videoEl.canPlayType('video/webm; codecs="vp8", vorbis') === "probably";
+var getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.msGetUserMedia || navigator.mozGetUserMedia;
+
+// export support flags and constructors.prototype && PC
+module.exports = {
+    prefix: prefix,
+    browserVersion: version,
+    support: !!PC && supportVp8 && !!getUserMedia,
+    // new support style
+    supportRTCPeerConnection: !!PC,
+    supportVp8: supportVp8,
+    supportGetUserMedia: !!getUserMedia,
+    supportDataChannel: !!(PC && PC.prototype && PC.prototype.createDataChannel),
+    supportWebAudio: !!(AudioContext && AudioContext.prototype.createMediaStreamSource),
+    supportMediaStream: !!(MediaStream && MediaStream.prototype.removeTrack),
+    supportScreenSharing: !!screenSharing,
+    // old deprecated style. Dont use this anymore
+    dataChannel: !!(PC && PC.prototype && PC.prototype.createDataChannel),
+    webAudio: !!(AudioContext && AudioContext.prototype.createMediaStreamSource),
+    mediaStream: !!(MediaStream && MediaStream.prototype.removeTrack),
+    screenSharing: !!screenSharing,
+    // constructors
+    AudioContext: AudioContext,
+    PeerConnection: PC,
+    SessionDescription: SessionDescription,
+    IceCandidate: IceCandidate,
+    MediaStream: MediaStream,
+    getUserMedia: getUserMedia
+};
+
+},{}],124:[function(require,module,exports){
+arguments[4][53][0].apply(exports,arguments)
+},{"dup":53}],125:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
+
+var _shortcuts = require('./shortcuts');
+
+var _shortcuts2 = _interopRequireDefault(_shortcuts);
+
+var _types = require('./types');
+
+var _types2 = _interopRequireDefault(_types);
+
+exports['default'] = function (JXT) {
+
+    JXT.use(_types2['default']);
+    JXT.use(_shortcuts2['default']);
+};
+
+module.exports = exports['default'];
+
+},{"./shortcuts":126,"./types":127}],126:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var VERSION = {
+    client: _xmppConstants.Namespace.CLIENT,
+    server: _xmppConstants.Namespace.SERVER,
+    component: _xmppConstants.Namespace.COMPONENT
+};
+
+exports['default'] = function (JXT) {
+
+    // ----------------------------------------------------------------
+    // Shortcuts for common extension calls
+    // ----------------------------------------------------------------
+
+    JXT.extendMessage = function (JXTClass, multiName) {
+        var _this = this;
+
+        this.withMessage(function (Message) {
+
+            _this.extend(Message, JXTClass, multiName);
+        });
+    };
+
+    JXT.extendPresence = function (JXTClass, multiName) {
+        var _this2 = this;
+
+        this.withPresence(function (Presence) {
+
+            _this2.extend(Presence, JXTClass, multiName);
+        });
+    };
+
+    JXT.extendIQ = function (JXTClass, multiName) {
+        var _this3 = this;
+
+        this.withIQ(function (IQ) {
+
+            _this3.extend(IQ, JXTClass, multiName);
+        });
+    };
+
+    JXT.extendStreamFeatures = function (JXTClass) {
+        var _this4 = this;
+
+        this.withStreamFeatures(function (StreamFeatures) {
+
+            _this4.extend(StreamFeatures, JXTClass);
+        });
+    };
+
+    JXT.extendPubsubItem = function (JXTClass) {
+        var _this5 = this;
+
+        this.withPubsubItem(function (PubsubItem) {
+
+            _this5.extend(PubsubItem, JXTClass);
+        });
+    };
+
+    // ----------------------------------------------------------------
+    // Shortcuts for common withDefinition calls
+    // ----------------------------------------------------------------
+
+    JXT.withIQ = function (cb) {
+
+        this.withDefinition('iq', _xmppConstants.Namespace.CLIENT, cb);
+        this.withDefinition('iq', _xmppConstants.Namespace.COMPONENT, cb);
+    };
+
+    JXT.withMessage = function (cb) {
+
+        this.withDefinition('message', _xmppConstants.Namespace.CLIENT, cb);
+        this.withDefinition('message', _xmppConstants.Namespace.COMPONENT, cb);
+    };
+
+    JXT.withPresence = function (cb) {
+
+        this.withDefinition('presence', _xmppConstants.Namespace.CLIENT, cb);
+        this.withDefinition('presence', _xmppConstants.Namespace.COMPONENT, cb);
+    };
+
+    JXT.withStreamFeatures = function (cb) {
+
+        this.withDefinition('features', _xmppConstants.Namespace.STREAM, cb);
+    };
+
+    JXT.withStanzaError = function (cb) {
+
+        this.withDefinition('error', _xmppConstants.Namespace.CLIENT, cb);
+        this.withDefinition('error', _xmppConstants.Namespace.COMPONENT, cb);
+    };
+
+    JXT.withDataForm = function (cb) {
+
+        this.withDefinition('x', _xmppConstants.Namespace.DATAFORM, cb);
+    };
+
+    JXT.withPubsubItem = function (cb) {
+
+        this.withDefinition('item', _xmppConstants.Namespace.PUBSUB, cb);
+        this.withDefinition('item', _xmppConstants.Namespace.PUBSUB_EVENT, cb);
+    };
+
+    // ----------------------------------------------------------------
+    // Shortcuts for common getDefinition calls
+    // ----------------------------------------------------------------
+
+    JXT.getMessage = function () {
+        var version = arguments[0] === undefined ? 'client' : arguments[0];
+
+        return this.getDefinition('message', VERSION[version]);
+    };
+
+    JXT.getPresence = function () {
+        var version = arguments[0] === undefined ? 'client' : arguments[0];
+
+        return this.getDefinition('presence', VERSION[version]);
+    };
+
+    JXT.getIQ = function () {
+        var version = arguments[0] === undefined ? 'client' : arguments[0];
+
+        return this.getDefinition('iq', VERSION[version]);
+    };
+
+    JXT.getStreamError = function () {
+
+        return this.getDefinition('error', _xmppConstants.Namespace.STREAM);
+    };
+
+    // For backward compatibility
+    JXT.getIq = JXT.getIQ;
+    JXT.withIq = JXT.withIQ;
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":128}],127:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppJid = require('xmpp-jid');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    Utils.jidAttribute = function (attr, prepped) {
+
+        return {
+            get: function get() {
+
+                var jid = new _xmppJid.JID(Utils.getAttribute(this.xml, attr));
+                if (prepped) {
+                    jid.prepped = true;
+                }
+                return jid;
+            },
+            set: function set(value) {
+
+                Utils.setAttribute(this.xml, attr, (value || '').toString());
+            }
+        };
+    };
+
+    Utils.jidSub = function (NS, sub, prepped) {
+
+        return {
+            get: function get() {
+
+                var jid = new _xmppJid.JID(Utils.getSubText(this.xml, NS, sub));
+                if (prepped) {
+                    jid.prepped = true;
+                }
+                return jid;
+            },
+            set: function set(value) {
+
+                Utils.setSubText(this.xml, NS, sub, (value || '').toString());
+            }
+        };
+    };
+
+    Utils.tzoSub = Utils.field(function (xml, NS, sub, defaultVal) {
+
+        var hrs = undefined,
+            min = undefined,
+            split = undefined;
+        var sign = -1;
+        var formatted = Utils.getSubText(xml, NS, sub);
+
+        if (!formatted) {
+            return defaultVal;
+        }
+
+        if (formatted.charAt(0) === '-') {
+            sign = 1;
+            formatted = formatted.slice(1);
+        }
+
+        split = formatted.split(':');
+        hrs = parseInt(split[0], 10);
+        min = parseInt(split[1], 10);
+        return (hrs * 60 + min) * sign;
+    }, function (xml, NS, sub, value) {
+
+        var hrs = undefined,
+            min = undefined;
+        var formatted = '-';
+        if (typeof value === 'number') {
+            if (value < 0) {
+                value = -value;
+                formatted = '+';
+            }
+            hrs = value / 60;
+            min = value % 60;
+            formatted += (hrs < 10 ? '0' : '') + hrs + ':' + (min < 10 ? '0' : '') + min;
+        } else {
+            formatted = value;
+        }
+        Utils.setSubText(xml, NS, sub, formatted);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-jid":134}],128:[function(require,module,exports){
+module.exports = {
+    Namespace: require('./lib/namespaces'),
+    MUC: require('./lib/muc'),
+    PubSub: require('./lib/pubsub'),
+    Jingle: require('./lib/jingle'),
+    Presence: require('./lib/presence')
+};
+
+},{"./lib/jingle":129,"./lib/muc":130,"./lib/namespaces":131,"./lib/presence":132,"./lib/pubsub":133}],129:[function(require,module,exports){
+module.exports = {
+    Action: {
+        CONTENT_ACCEPT: 'content-accept',
+        CONTENT_ADD: 'content-add',
+        CONTENT_MODIFY: 'content-modify',
+        CONTENT_REJECT: 'content-reject',
+        CONTENT_REMOVE: 'content-remove',
+        DESCRIPTION_INFO: 'description-info',
+        SECURITY_INFO: 'security-info',
+        SESSION_ACCEPT: 'session-accept',
+        SESSION_INFO: 'session-info',
+        SESSION_INITIATE: 'session-initiate',
+        SESSION_TERMINATE: 'session-terminate',
+        TRANSPORT_ACCEPT: 'transport-accept',
+        TRANSPORT_INFO: 'transport-info',
+        TRANSPORT_REJECT: 'transport-reject',
+        TRANSPORT_REPLACE: 'transport-replace'
+    },
+    Reason: {
+        ALTERNATIVE_SESSION: 'alernative-session',
+        BUSY: 'busy',
+        CANCEL: 'cancel',
+        CONNECTIVITY_ERROR: 'connectivity-error',
+        DECLINE: 'decline',
+        EXPIRED: 'expired',
+        FAILED_APPLICATION: 'failed-application',
+        FAILED_TRANSPORT: 'failed-transport',
+        GENERAL_ERROR: 'general-error',
+        GONE: 'gone',
+        INCOMPATIBLE_PARAMETERS: 'incompatible-parameters',
+        MEDIA_ERROR: 'media-error',
+        SECURITY_ERROR: 'security-error',
+        SUCCESS: 'success',
+        TIMEOUT: 'timeout',
+        UNSUPPORTED_APPLICATIONS: 'unsupported-applications',
+        UNSUPPORTED_TRANSPORTS: 'unsupported-transports'
+    },
+    Condition: {
+        OUT_OF_ORDER: 'out-of-order',
+        TIE_BREAK: 'tie-break',
+        UNKNOWN_SESSION: 'unknown-session',
+        UNSUPPORTED_INFO: 'unsupported-info'
+    }
+};
+
+},{}],130:[function(require,module,exports){
+module.exports = {
+    Status: {
+        REALJID_PUBLIC: '100',
+        AFFILIATION_CHANGED: '101',
+        UNAVAILABLE_SHOWN: '102',
+        UNAVAILABLE_NOT_SHOWN: '103',
+        CONFIGURATION_CHANGED: '104',
+        SELF_PRESENCE: '110',
+        LOGGING_ENABLED: '170',
+        LOGGING_DISABLED: '171',
+        NON_ANONYMOUS: '172',
+        SEMI_ANONYMOUS: '173',
+        FULLY_ANONYMOUS: '174',
+        ROOM_CREATED: '201',
+        NICK_ASSIGNED: '210',
+        BANNED: '301',
+        NEW_NICK: '303',
+        KICKED: '307',
+        REMOVED_AFFILIATION: '321',
+        REMOVED_MEMBERSHIP: '322',
+        REMOVED_SHUTDOWN: '332'
+    },
+    Affiliation: {
+        ADMIN: 'admin',
+        MEMBER: 'member',
+        NONE: 'none',
+        OUTCAST: 'outcast',
+        OWNER: 'owner'
+    },
+    Role: {
+        MODERATOR: 'moderator',
+        NONE: 'none',
+        PARTICIPANT: 'participant',
+        VISITOR: 'visitor'
+    }
+};
+
+},{}],131:[function(require,module,exports){
+module.exports = {
+// ================================================================
+// RFCS
+// ================================================================
+
+// RFC 6120
+    BIND: 'urn:ietf:params:xml:ns:xmpp-bind',
+    CLIENT: 'jabber:client',
+    SASL: 'urn:ietf:params:xml:ns:xmpp-sasl',
+    SERVER: 'jabber:server',
+    SESSION: 'urn:ietf:params:xml:ns:xmpp-session',
+    STANZA_ERROR: 'urn:ietf:params:xml:ns:xmpp-stanzas',
+    STREAM: 'http://etherx.jabber.org/streams',
+    STREAM_ERROR: 'urn:ietf:params:xml:ns:xmpp-streams',
+
+// RFC 6121
+    ROSTER: 'jabber:iq:roster',
+    ROSTER_VERSIONING: 'urn:xmpp:features:rosterver',
+    SUBSCRIPTION_PREAPPROVAL: 'urn:xmpp:features:pre-approval',
+
+// RFC 7395
+    FRAMING: 'urn:ietf:params:xml:ns:xmpp-framing',
+
+// ================================================================
+// XEPS
+// ================================================================
+
+// XEP-0004
+    DATAFORM: 'jabber:x:data',
+
+// XEP-0009
+    RPC: 'jabber:iq:rpc',
+
+// XEP-0012
+    LAST_ACTIVITY: 'jabber:iq:last',
+
+// XEP-0016
+    PRIVACY: 'jabber:iq:privacy',
+
+// XEP-0030
+    DISCO_INFO: 'http://jabber.org/protocol/disco#info',
+    DISCO_ITEMS: 'http://jabber.org/protocol/disco#items',
+
+// XEP-0033
+    ADDRESS: 'http://jabber.org/protocol/address',
+
+// XEP-0045
+    MUC: 'http://jabber.org/protocol/muc',
+    MUC_ADMIN: 'http://jabber.org/protocol/muc#admin',
+    MUC_OWNER: 'http://jabber.org/protocol/muc#owner',
+    MUC_USER: 'http://jabber.org/protocol/muc#user',
+
+// XEP-0047
+    IBB: 'http://jabber.org/protocol/ibb',
+
+// XEP-0048
+    BOOKMARKS: 'storage:bookmarks',
+
+// XEP-0049
+    PRIVATE: 'jabber:iq:private',
+
+// XEP-0050
+    ADHOC_COMMANDS: 'http://jabber.org/protocol/commands',
+
+// XEP-0054
+    VCARD_TEMP: 'vcard-temp',
+
+// XEP-0055
+    SEARCH: 'jabber:iq:search',
+
+// XEP-0059
+    RSM: 'http://jabber.org/protocol/rsm',
+
+// XEP-0060
+    PUBSUB: 'http://jabber.org/protocol/pubsub',
+    PUBSUB_ERRORS: 'http://jabber.org/protocol/pubsub#errors',
+    PUBSUB_EVENT: 'http://jabber.org/protocol/pubsub#event',
+    PUBSUB_OWNER: 'http://jabber.org/protocol/pubsub#owner',
+
+// XEP-0065
+    SOCKS5: 'http://jabber.org/protocol/bytestreams',
+
+// XEP-0066
+    OOB: 'jabber:x:oob',
+
+// XEP-0070
+    HTTP_AUTH: 'http://jabber.org/protocol/http-auth',
+
+// XEP-0071
+    XHTML_IM: 'http://jabber.org/protocol/xhtml-im',
+
+// XEP-0077
+    REGISTER: 'jabber:iq:register',
+
+// XEP-0079
+    AMP: 'http://jabber.org/protocol/amp',
+
+// XEP-0080
+    GEOLOC: 'http://jabber.org/protocol/geoloc',
+
+// XEP-0083
+    ROSTER_DELIMITER: 'roster:delimiter',
+
+// XEP-0084
+    AVATAR_DATA: 'urn:xmpp:avatar:data',
+    AVATAR_METADATA: 'urn:xmpp:avatar:metadata',
+
+// XEP-0085
+    CHAT_STATES: 'http://jabber.org/protocol/chatstates',
+
+// XEP-0092
+    VERSION: 'jabber:iq:version',
+
+// XEP-0107
+    MOOD: 'http://jabber.org/protocol/mood',
+
+// XEP-0108
+    ACTIVITY: 'http://jabber.org/protocol/activity',
+
+// XEP-0114
+    COMPONENT: 'jabber:component:accept',
+
+// XEP-0115
+    CAPS: 'http://jabber.org/protocol/caps',
+
+// XEP-0118
+    TUNE: 'http://jabber.org/protocol/tune',
+
+// XEP-0122
+    DATAFORM_VALIDATION: 'http://jabber.org/protocol/xdata-validate',
+
+// XEP-0124
+    BOSH: 'http://jabber.org/protocol/httpbind',
+
+// XEP-0131
+    SHIM: 'http://jabber.org/protocol/shim',
+
+// XEP-0138
+    COMPRESSION: 'http://jabber.org/features/compress',
+
+// XEP-0141
+    DATAFORM_LAYOUT: 'http://jabber.org/protocol/xdata-layout',
+
+// XEP-0144
+    ROSTER_EXCHANGE: 'http://jabber.org/protocol/rosterx',
+
+// XEP-0145
+    ROSTER_NOTES: 'storage:rosternotes',
+
+// XEP-0152
+    REACH_0: 'urn:xmpp:reach:0',
+
+// XEP-0153
+    VCARD_TEMP_UPDATE: 'vcard-temp:x:update',
+
+// XEP-0158
+    CAPTCHA: 'urn:xmpp:captcha',
+
+// XEP-0166
+    JINGLE_1: 'urn:xmpp:jingle:1',
+    JINGLE_ERRORS_1: 'urn:xmpp:jingle:errors:1',
+
+// XEP-0167
+    JINGLE_RTP_1: 'urn:xmpp:jingle:apps:rtp:1',
+    JINGLE_RTP_ERRORS_1: 'urn:xmpp:jingle:apps:rtp:errors:1',
+    JINGLE_RTP_INFO_1: 'urn:xmpp:jingle:apps:rtp:info:1',
+
+// XEP-0171
+    LANG_TRANS: 'urn:xmpp:langtrans',
+    LANG_TRANS_ITEMS: 'urn:xmpp:langtrans:items',
+
+// XEP-0172
+    NICK: 'http://jabber.org/protocol/nick',
+
+// XEP-0176
+    JINGLE_ICE_UDP_1: 'urn:xmpp:jingle:transports:ice-udp:1',
+
+// XEP-0177
+    JINGLE_RAW_UDP_1: 'urn:xmpp:jingle:transports:raw-udp:1',
+
+// XEP-0184
+    RECEIPTS: 'urn:xmpp:receipts',
+
+// XEP-0186
+    INVISIBLE_0: 'urn:xmpp:invisible:0',
+
+// XEP-0191
+    BLOCKING: 'urn:xmpp:blocking',
+
+// XEP-0198
+    SMACKS_3: 'urn:xmpp:sm:3',
+
+// XEP-0199
+    PING: 'urn:xmpp:ping',
+
+// XEP-0202
+    TIME: 'urn:xmpp:time',
+
+// XEP-0203
+    DELAY: 'urn:xmpp:delay',
+
+// XEP-0206
+    BOSH_XMPP: 'urn:xmpp:xbosh',
+
+// XEP-0215
+    DISCO_EXTERNAL_1: 'urn:xmpp:extdisco:1',
+
+// XEP-0221
+    DATAFORM_MEDIA: 'urn:xmpp:media-element',
+
+// XEP-0224
+    ATTENTION_0: 'urn:xmpp:attention:0',
+
+// XEP-0231
+    BOB: 'urn:xmpp:bob',
+
+// XEP-0234
+    FILE_TRANSFER_3: 'urn:xmpp:jingle:apps:file-transfer:3',
+    FILE_TRANSFER_4: 'urn:xmpp:jingle:apps:file-transfer:4',
+
+// XEP-0249
+    MUC_DIRECT_INVITE: 'jabber:x:conference',
+
+// XEP-0258
+    SEC_LABEL_0: 'urn:xmpp:sec-label:0',
+    SEC_LABEL_CATALOG_2: 'urn:xmpp:sec-label:catalog:2',
+    SEC_LABEL_ESS_0: 'urn:xmpp:sec-label:ess:0',
+
+// XEP-0260
+    JINGLE_SOCKS5_1: 'urn:xmpp:jingle:transports:s5b:1',
+
+// XEP-0261
+    JINGLE_IBB_1: 'urn:xmpp:jingle:transports:ibb:1',
+
+// XEP-0262
+    JINGLE_RTP_ZRTP_1: 'urn:xmpp:jingle:apps:rtp:zrtp:1',
+
+// XEP-0264
+    THUMBS_0: 'urn:xmpp:thumbs:0',
+    THUMBS_1: 'urn:xmpp:thumbs:1',
+
+// XEP-0276
+    DECLOAKING_0: 'urn:xmpp:decloaking:0',
+
+// XEP-0280
+    CARBONS_2: 'urn:xmpp:carbons:2',
+
+// XEP-0293
+    JINGLE_RTP_RTCP_FB_0: 'urn:xmpp:jingle:apps:rtp:rtcp-fb:0',
+
+// XEP-0294
+    JINGLE_RTP_HDREXT_0: 'urn:xmpp:jingle:apps:rtp:rtp-hdrext:0',
+
+// XEP-0297
+    FORWARD_0: 'urn:xmpp:forward:0',
+
+// XEP-0300
+    HASHES_1: 'urn:xmpp:hashes:1',
+
+// XEP-0301
+    RTT_0: 'urn:xmpp:rtt:0',
+
+// XEP-0307
+    MUC_UNIQUE: 'http://jabber.org/protocol/muc#unique',
+
+// XEP-308
+    CORRECTION_0: 'urn:xmpp:message-correct:0',
+
+// XEP-0310
+    PSA: 'urn:xmpp:psa',
+
+// XEP-0313
+    MAM_TMP: 'urn:xmpp:mam:tmp',
+    MAM_0: 'urn:xmpp:mam:0',
+
+// XEP-0317
+    HATS_0: 'urn:xmpp:hats:0',
+
+// XEP-0319
+    IDLE_1: 'urn:xmpp:idle:1',
+
+// XEP-0320
+    JINGLE_DTLS_0: 'urn:xmpp:jingle:apps:dtls:0',
+
+// XEP-0328
+    JID_PREP_0: 'urn:xmpp:jidprep:0',
+
+// XEP-0334
+    HINTS: 'urn:xmpp:hints',
+
+// XEP-0335
+    JSON_0: 'urn:xmpp:json:0',
+
+// XEP-0337
+    EVENTLOG: 'urn:xmpp:eventlog',
+
+// XEP-0338
+    JINGLE_GROUPING_0: 'urn:xmpp:jingle:apps:grouping:0',
+
+// XEP-0339
+    JINGLE_RTP_SSMA_0: 'urn:xmpp:jingle:apps:rtp:ssma:0',
+
+// XEP-0340
+    COLIBRI: 'http://jitsi.org/protocol/colibri',
+
+// XEP-0343
+    DTLS_SCTP_1: 'urn:xmpp:jingle:transports:dtls-sctp:1',
+
+// XEP-0352
+    CSI: 'urn:xmpp:csi',
+
+// XEP-0353
+    JINGLE_MSG_INITIATE_0: 'urn:xmpp:jingle:jingle-message:0',
+
+// XEP-0357
+    PUSH_0: 'urn:xmpp:push:0',
+
+// XEP-0358
+    JINGLE_PUB_1: 'urn:xmpp:jinglepub:1'
+};
+
+},{}],132:[function(require,module,exports){
+module.exports = {
+    Type: {
+        SUBSCRIBE: 'subscribe',
+        SUBSCRIBED: 'subscribed',
+        UNSUBSCRIBE: 'unsubscribe',
+        UNSUBSCRIBED: 'unsubscribed',
+        PROBE: 'probe',
+        UNAVAILABLE: 'unavailable'
+    },
+    Show: {
+        CHAT: 'chat',
+        AWAY: 'away',
+        DO_NOT_DISTURB: 'dnd',
+        EXTENDED_AWAY: 'xa'
+    }
+};
+
+},{}],133:[function(require,module,exports){
+module.exports = {
+    Affiliation: {
+        MEMBER: 'member',
+        NONE: 'none',
+        OUTCAST: 'outcast',
+        OWNER: 'owner',
+        PUBLISHER: 'publisher',
+        PUBLISH_ONLY: 'publish-only'
+    },
+    Subscription: {
+        NONE: 'none',
+        PENDING: 'pending',
+        UNCONFIGURED: 'unconfigured',
+        SUBSCRIBED: 'subscribed'
+    },
+    AccessModel: {
+        OPEN: 'open',
+        PRESENCE: 'presence',
+        ROSTER: 'roster',
+        AUTHORIZE: 'authorize',
+        WHITELIST: 'whitelist'
+    },
+    Condition: {
+        CONFLICT: 'conflict'
+    }
+};
+
+},{}],134:[function(require,module,exports){
+'use strict';
+
+var StringPrep = require('./lib/stringprep');
+
+// All of our StringPrep fallbacks work correctly
+// in the ASCII range, so we can reliably mark
+// ASCII-only JIDs as prepped.
+var ASCII = /^[\x00-\x7F]*$/;
+
+
+
+function bareJID(local, domain) {
+    if (local) {
+        return local + '@' + domain;
+    }
+    return domain;
+}
+
+function fullJID(local, domain, resource) {
+    if (resource) {
+        return bareJID(local, domain) + '/' + resource;
+    }
+    return bareJID(local, domain);
+}
+
+
+exports.prep = function (data) {
+    var local = data.local;
+    var domain = data.domain;
+    var resource = data.resource;
+    var unescapedLocal = local;
+
+    if (local) {
+        local = StringPrep.nodeprep(local);
+        unescapedLocal = exports.unescape(local);
+    }
+
+    if (resource) {
+        resource = StringPrep.resourceprep(resource);
+    }
+
+    if (domain[domain.length - 1] === '.') {
+        domain = domain.slice(0, domain.length - 1);
+    }
+
+    domain = StringPrep.nameprep(domain.split('.').map(StringPrep.toUnicode).join('.'));
+
+    return {
+        prepped: data.prepped || StringPrep.available,
+        local: local,
+        domain: domain,
+        resource: resource,
+        bare: bareJID(local, domain),
+        full: fullJID(local, domain, resource),
+        unescapedLocal: unescapedLocal,
+        unescapedBare: bareJID(unescapedLocal, domain),
+        unescapedFull: fullJID(unescapedLocal, domain, resource)
+    };
+};
+
+exports.parse = function (jid, trusted) {
+    var local = '';
+    var domain = '';
+    var resource = '';
+
+    trusted = trusted || ASCII.test(jid);
+
+    var resourceStart = jid.indexOf('/');
+    if (resourceStart > 0) {
+        resource = jid.slice(resourceStart + 1);
+        jid = jid.slice(0, resourceStart);
+    }
+
+    var localEnd = jid.indexOf('@');
+    if (localEnd > 0) {
+        local = jid.slice(0, localEnd);
+        jid = jid.slice(localEnd + 1);
+    }
+
+    domain = jid;
+
+    var preppedJID = exports.prep({
+        local: local,
+        domain: domain,
+        resource: resource,
+    });
+
+    preppedJID.prepped = preppedJID.prepped || trusted;
+
+    return preppedJID;
+};
+
+exports.equal = function (jid1, jid2, requirePrep) {
+    jid1 = new exports.JID(jid1);
+    jid2 = new exports.JID(jid2);
+    if (arguments.length === 2) {
+        requirePrep = true;
+    }
+    return jid1.local === jid2.local &&
+           jid1.domain === jid2.domain &&
+           jid1.resource === jid2.resource &&
+           (requirePrep ? jid1.prepped && jid2.prepped : true);
+};
+
+exports.equalBare = function (jid1, jid2, requirePrep) {
+    jid1 = new exports.JID(jid1);
+    jid2 = new exports.JID(jid2);
+    if (arguments.length === 2) {
+        requirePrep = true;
+    }
+    return jid1.local === jid2.local &&
+           jid1.domain === jid2.domain &&
+           (requirePrep ? jid1.prepped && jid2.prepped : true);
+};
+
+exports.isBare = function (jid) {
+    jid = new exports.JID(jid);
+
+    var hasResource = !!jid.resource;
+
+    return !hasResource;
+};
+
+exports.isFull = function (jid) {
+    jid = new exports.JID(jid);
+
+    var hasResource = !!jid.resource;
+
+    return hasResource;
+};
+
+exports.escape = function (val) {
+    return val.replace(/^\s+|\s+$/g, '')
+              .replace(/\\5c/g, '\\5c5c')
+              .replace(/\\20/g, '\\5c20')
+              .replace(/\\22/g, '\\5c22')
+              .replace(/\\26/g, '\\5c26')
+              .replace(/\\27/g, '\\5c27')
+              .replace(/\\2f/g, '\\5c2f')
+              .replace(/\\3a/g, '\\5c3a')
+              .replace(/\\3c/g, '\\5c3c')
+              .replace(/\\3e/g, '\\5c3e')
+              .replace(/\\40/g, '\\5c40')
+              .replace(/ /g, '\\20')
+              .replace(/\"/g, '\\22')
+              .replace(/\&/g, '\\26')
+              .replace(/\'/g, '\\27')
+              .replace(/\//g, '\\2f')
+              .replace(/:/g, '\\3a')
+              .replace(/</g, '\\3c')
+              .replace(/>/g, '\\3e')
+              .replace(/@/g, '\\40');
+};
+
+exports.unescape = function (val) {
+    return val.replace(/\\20/g, ' ')
+              .replace(/\\22/g, '"')
+              .replace(/\\26/g, '&')
+              .replace(/\\27/g, '\'')
+              .replace(/\\2f/g, '/')
+              .replace(/\\3a/g, ':')
+              .replace(/\\3c/g, '<')
+              .replace(/\\3e/g, '>')
+              .replace(/\\40/g, '@')
+              .replace(/\\5c/g, '\\');
+};
+
+
+exports.create = function (local, domain, resource) {
+    return new exports.JID(local, domain, resource);
+};
+
+exports.JID = function JID(localOrJID, domain, resource) {
+    var parsed = {};
+    if (localOrJID && !domain && !resource) {
+        if (typeof localOrJID === 'string') {
+            parsed = exports.parse(localOrJID);
+        } else if (localOrJID._isJID || localOrJID instanceof exports.JID) {
+            parsed = localOrJID;
+        } else {
+            throw new Error('Invalid argument type');
+        }
+    } else if (domain) {
+        var trusted = ASCII.test(localOrJID) && ASCII.test(domain);
+        if (resource) {
+            trusted = trusted && ASCII.test(resource);
+        }
+
+        parsed = exports.prep({
+            local: exports.escape(localOrJID),
+            domain: domain,
+            resource: resource,
+            prepped: trusted
+        });
+    } else {
+        parsed = {};
+    }
+
+    this._isJID = true;
+
+    this.local = parsed.local || '';
+    this.domain = parsed.domain || '';
+    this.resource = parsed.resource || '';
+    this.bare = parsed.bare || '';
+    this.full = parsed.full || '';
+
+    this.unescapedLocal = parsed.unescapedLocal || '';
+    this.unescapedBare = parsed.unescapedBare || '';
+    this.unescapedFull = parsed.unescapedFull || '';
+
+    this.prepped = parsed.prepped;
+};
+
+exports.JID.prototype.toString = function () {
+    return this.full;
+};
+
+exports.JID.prototype.toJSON = function () {
+    return this.full;
+};
+
+},{"./lib/stringprep":135}],135:[function(require,module,exports){
+'use strict';
+
+var punycode = require('punycode');
+
+
+exports.available = false;
+
+exports.toUnicode = punycode.toUnicode;
+
+exports.nameprep = function (str) {
+    return str.toLowerCase();
+};
+
+exports.nodeprep = function (str) {
+    return str.toLowerCase();
+};
+
+exports.resourceprep = function (str) {
+    return str;
+};
+
+},{"punycode":11}],136:[function(require,module,exports){
+'use strict';
+
+var _interopRequireDefault = require('babel-runtime/helpers/interop-require-default')['default'];
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var _lodashForeach = require('lodash.foreach');
+
+var _lodashForeach2 = _interopRequireDefault(_lodashForeach);
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Avatar = JXT.define({
+        name: 'avatar',
+        namespace: _xmppConstants.Namespace.AVATAR_METADATA,
+        element: 'info',
+        fields: {
+            id: Utils.attribute('id'),
+            bytes: Utils.attribute('bytes'),
+            height: Utils.attribute('height'),
+            width: Utils.attribute('width'),
+            type: Utils.attribute('type', 'image/png'),
+            url: Utils.attribute('url')
+        }
+    });
+
+    var avatars = {
+        get: function get() {
+
+            var metadata = Utils.find(this.xml, _xmppConstants.Namespace.AVATAR_METADATA, 'metadata');
+            var results = [];
+            if (metadata.length) {
+                var _avatars = Utils.find(metadata[0], _xmppConstants.Namespace.AVATAR_METADATA, 'info');
+                (0, _lodashForeach2['default'])(_avatars, function (info) {
+
+                    results.push(new Avatar({}, info));
+                });
+            }
+            return results;
+        },
+        set: function set(value) {
+
+            var metadata = Utils.findOrCreate(this.xml, _xmppConstants.Namespace.AVATAR_METADATA, 'metadata');
+            Utils.setAttribute(metadata, 'xmlns', _xmppConstants.Namespace.AVATAR_METADATA);
+            (0, _lodashForeach2['default'])(value, function (info) {
+
+                var avatar = new Avatar(info);
+                metadata.appendChild(avatar.xml);
+            });
+        }
+    };
+
+    JXT.withPubsubItem(function (Item) {
+
+        JXT.add(Item, 'avatars', avatars);
+        JXT.add(Item, 'avatarData', Utils.textSub(_xmppConstants.Namespace.AVATAR_DATA, 'data'));
+    });
+};
+
+module.exports = exports['default'];
+
+},{"babel-runtime/helpers/interop-require-default":197,"lodash.foreach":212,"xmpp-constants":220}],137:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Bind = JXT.define({
+        name: 'bind',
+        namespace: _xmppConstants.Namespace.BIND,
+        element: 'bind',
+        fields: {
+            resource: Utils.textSub(_xmppConstants.Namespace.BIND, 'resource'),
+            jid: Utils.jidSub(_xmppConstants.Namespace.BIND, 'jid')
+        }
+    });
+
+    JXT.extendIQ(Bind);
+    JXT.extendStreamFeatures(Bind);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],138:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var _xmppJid = require('xmpp-jid');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var jidList = {
+        get: function get() {
+
+            var result = [];
+            var items = types.find(this.xml, _xmppConstants.Namespace.BLOCKING, 'item');
+            if (!items.length) {
+                return result;
+            }
+
+            items.forEach(function (item) {
+
+                result.push(new _xmppJid.JID(types.getAttribute(item, 'jid', '')));
+            });
+
+            return result;
+        },
+        set: function set(values) {
+
+            var self = this;
+            values.forEach(function (value) {
+
+                var item = types.createElement(_xmppConstants.Namespace.BLOCKING, 'item', _xmppConstants.Namespace.BLOCKING);
+                types.setAttribute(item, 'jid', value.toString());
+                self.xml.appendChild(item);
+            });
+        }
+    };
+
+    var Block = JXT.define({
+        name: 'block',
+        namespace: _xmppConstants.Namespace.BLOCKING,
+        element: 'block',
+        fields: {
+            jids: jidList
+        }
+    });
+
+    var Unblock = JXT.define({
+        name: 'unblock',
+        namespace: _xmppConstants.Namespace.BLOCKING,
+        element: 'unblock',
+        fields: {
+            jids: jidList
+        }
+    });
+
+    var BlockList = JXT.define({
+        name: 'blockList',
+        namespace: _xmppConstants.Namespace.BLOCKING,
+        element: 'blocklist',
+        fields: {
+            jids: jidList
+        }
+    });
+
+    JXT.extendIQ(Block);
+    JXT.extendIQ(Unblock);
+    JXT.extendIQ(BlockList);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220,"xmpp-jid":226}],139:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var BOB = JXT.define({
+        name: 'bob',
+        namespace: _xmppConstants.Namespace.BOB,
+        element: 'data',
+        fields: {
+            cid: Utils.attribute('cid'),
+            maxAge: Utils.numberAttribute('max-age'),
+            type: Utils.attribute('type'),
+            data: Utils.text()
+        }
+    });
+
+    JXT.extendIQ(BOB);
+    JXT.extendMessage(BOB);
+    JXT.extendPresence(BOB);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],140:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Conference = JXT.define({
+        name: '_conference',
+        namespace: _xmppConstants.Namespace.BOOKMARKS,
+        element: 'conference',
+        fields: {
+            name: Utils.attribute('name'),
+            autoJoin: Utils.boolAttribute('autojoin'),
+            jid: Utils.jidAttribute('jid'),
+            nick: Utils.textSub(_xmppConstants.Namespace.BOOKMARKS, 'nick')
+        }
+    });
+
+    var Bookmarks = JXT.define({
+        name: 'bookmarks',
+        namespace: _xmppConstants.Namespace.BOOKMARKS,
+        element: 'storage'
+    });
+
+    JXT.extend(Bookmarks, Conference, 'conferences');
+
+    JXT.withDefinition('query', _xmppConstants.Namespace.PRIVATE, function (PrivateStorage) {
+
+        JXT.extend(PrivateStorage, Bookmarks);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],141:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    JXT.define({
+        name: 'bosh',
+        namespace: _xmppConstants.Namespace.BOSH,
+        element: 'body',
+        prefixes: {
+            xmpp: _xmppConstants.Namespace.BOSH_XMPP
+        },
+        fields: {
+            accept: Utils.attribute('accept'),
+            ack: Utils.numberAttribute('ack'),
+            authid: Utils.attribute('authid'),
+            charsets: Utils.attribute('charsets'),
+            condition: Utils.attribute('condition'),
+            content: Utils.attribute('content'),
+            from: Utils.jidAttribute('from', true),
+            hold: Utils.numberAttribute('hold'),
+            inactivity: Utils.numberAttribute('inactivity'),
+            key: Utils.attribute('key'),
+            maxpause: Utils.numberAttribute('maxpause'),
+            newKey: Utils.attribute('newkey'),
+            pause: Utils.numberAttribute('pause'),
+            polling: Utils.numberAttribute('polling'),
+            resport: Utils.numberAttribute('report'),
+            requests: Utils.numberAttribute('requests'),
+            rid: Utils.numberAttribute('rid'),
+            sid: Utils.attribute('sid'),
+            stream: Utils.attribute('stream'),
+            time: Utils.attribute('time'),
+            to: Utils.jidAttribute('to', true),
+            type: Utils.attribute('type'),
+            ver: Utils.attribute('ver'),
+            wait: Utils.numberAttribute('wait'),
+            uri: Utils.textSub(_xmppConstants.Namespace.BOSH, 'uri'),
+            lang: Utils.langAttribute(),
+            // These three should be using namespaced attributes, but browsers are stupid
+            // when it comes to serializing attributes with namespaces
+            version: Utils.attribute('xmpp:version', '1.0'),
+            restart: Utils.attribute('xmpp:restart'),
+            restartLogic: Utils.boolAttribute('xmpp:restartLogic'),
+            payload: {
+                get: function get() {
+
+                    var results = [];
+                    for (var i = 0, len = this.xml.childNodes.length; i < len; i++) {
+                        var obj = JXT.build(this.xml.childNodes[i]);
+                        if (obj !== undefined) {
+                            results.push(obj);
+                        }
+                    }
+                    return results;
+                },
+                set: function set(values) {
+                    var _this = this;
+
+                    values.forEach(function (types) {
+
+                        _this.xml.appendChild(types.xml);
+                    });
+                }
+            }
+        }
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],142:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Sent = JXT.define({
+        name: 'carbonSent',
+        eventName: 'carbon:sent',
+        namespace: _xmppConstants.Namespace.CARBONS_2,
+        element: 'sent'
+    });
+
+    var Received = JXT.define({
+        name: 'carbonReceived',
+        eventName: 'carbon:received',
+        namespace: _xmppConstants.Namespace.CARBONS_2,
+        element: 'received'
+    });
+
+    var Private = JXT.define({
+        name: 'carbonPrivate',
+        eventName: 'carbon:private',
+        namespace: _xmppConstants.Namespace.CARBONS_2,
+        element: 'private'
+    });
+
+    var Enable = JXT.define({
+        name: 'enableCarbons',
+        namespace: _xmppConstants.Namespace.CARBONS_2,
+        element: 'enable'
+    });
+
+    var Disable = JXT.define({
+        name: 'disableCarbons',
+        namespace: _xmppConstants.Namespace.CARBONS_2,
+        element: 'disable'
+    });
+
+    JXT.withDefinition('forwarded', _xmppConstants.Namespace.FORWARD_0, function (Forwarded) {
+
+        JXT.extend(Sent, Forwarded);
+        JXT.extend(Received, Forwarded);
+    });
+
+    JXT.extendMessage(Sent);
+    JXT.extendMessage(Received);
+    JXT.extendMessage(Private);
+    JXT.extendIQ(Enable);
+    JXT.extendIQ(Disable);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],143:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var ACTIONS = ['next', 'prev', 'complete', 'cancel'];
+
+var CONDITIONS = ['bad-action', 'bad-locale', 'bad-payload', 'bad-sessionid', 'malformed-action', 'session-expired'];
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Command = JXT.define({
+        name: 'command',
+        namespace: _xmppConstants.Namespace.ADHOC_COMMANDS,
+        element: 'command',
+        fields: {
+            action: Utils.attribute('action'),
+            node: Utils.attribute('node'),
+            sessionid: Utils.attribute('sessionid'),
+            status: Utils.attribute('status'),
+            execute: Utils.subAttribute(_xmppConstants.Namespace.ADHOC_COMMANDS, 'actions', 'execute'),
+            actions: {
+                get: function get() {
+
+                    var result = [];
+                    var actionSet = Utils.find(this.xml, _xmppConstants.Namespace.ADHOC_COMMANDS, 'actions');
+                    if (!actionSet.length) {
+                        return [];
+                    }
+                    ACTIONS.forEach(function (action) {
+
+                        var existing = Utils.find(actionSet[0], _xmppConstants.Namespace.ADHOC_COMMANDS, action);
+                        if (existing.length) {
+                            result.push(action);
+                        }
+                    });
+                    return result;
+                },
+                set: function set(values) {
+
+                    var actionSet = Utils.findOrCreate(this.xml, _xmppConstants.Namespace.ADHOC_COMMANDS, 'actions');
+                    for (var i = 0, len = actionSet.childNodes.length; i < len; i++) {
+                        actionSet.removeChild(actionSet.childNodes[i]);
+                    }
+                    values.forEach(function (value) {
+
+                        actionSet.appendChild(Utils.createElement(_xmppConstants.Namespace.ADHOC_COMMANDS, value.toLowerCase(), _xmppConstants.Namespace.ADHOC_COMMANDS));
+                    });
+                }
+            }
+        }
+    });
+
+    var Note = JXT.define({
+        name: '_commandNote',
+        namespace: _xmppConstants.Namespace.ADHOC_COMMANDS,
+        element: 'note',
+        fields: {
+            type: Utils.attribute('type'),
+            value: Utils.text()
+        }
+    });
+
+    JXT.extend(Command, Note, 'notes');
+
+    JXT.extendIQ(Command);
+
+    JXT.withStanzaError(function (StanzaError) {
+
+        JXT.add(StanzaError, 'adhocCommandCondition', Utils.enumSub(_xmppConstants.Namespace.ADHOC_COMMANDS, CONDITIONS));
+    });
+
+    JXT.withDataForm(function (DataForm) {
+
+        JXT.extend(Command, DataForm);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],144:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var CSIFeature = JXT.define({
+        name: 'clientStateIndication',
+        namespace: _xmppConstants.Namespace.CSI,
+        element: 'csi'
+    });
+
+    JXT.define({
+        name: 'csiActive',
+        eventName: 'csi:active',
+        namespace: _xmppConstants.Namespace.CSI,
+        element: 'active',
+        topLevel: true
+    });
+
+    JXT.define({
+        name: 'csiInactive',
+        eventName: 'csi:inactive',
+        namespace: _xmppConstants.Namespace.CSI,
+        element: 'inactive',
+        topLevel: true
+    });
+
+    JXT.extendStreamFeatures(CSIFeature);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],145:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var _xmppJid = require('xmpp-jid');
+
+var SINGLE_FIELDS = ['text-single', 'text-private', 'list-single', 'jid-single'];
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Field = JXT.define({
+        name: '_field',
+        namespace: _xmppConstants.Namespace.DATAFORM,
+        element: 'field',
+        init: function init(data) {
+
+            this._type = (data || {}).type || this.type;
+        },
+        fields: {
+            type: {
+                get: function get() {
+
+                    return Utils.getAttribute(this.xml, 'type', 'text-single');
+                },
+                set: function set(value) {
+
+                    this._type = value;
+                    Utils.setAttribute(this.xml, 'type', value);
+                }
+            },
+            name: Utils.attribute('var'),
+            desc: Utils.textSub(_xmppConstants.Namespace.DATAFORM, 'desc'),
+            required: Utils.boolSub(_xmppConstants.Namespace.DATAFORM, 'required'),
+            label: Utils.attribute('label'),
+            value: {
+                get: function get() {
+
+                    var vals = Utils.getMultiSubText(this.xml, _xmppConstants.Namespace.DATAFORM, 'value');
+                    if (this._type === 'boolean') {
+                        return vals[0] === '1' || vals[0] === 'true';
+                    }
+                    if (vals.length > 1) {
+                        if (this._type === 'text-multi') {
+                            return vals.join('\n');
+                        }
+
+                        if (this._type === 'jid-multi') {
+                            return vals.map(function (jid) {
+
+                                return new _xmppJid.JID(jid);
+                            });
+                        }
+
+                        return vals;
+                    }
+                    if (SINGLE_FIELDS.indexOf(this._type) >= 0) {
+                        if (this._type === 'jid-single') {
+                            return new _xmppJid.JID(vals[0]);
+                        }
+                        return vals[0];
+                    }
+
+                    return vals;
+                },
+                set: function set(value) {
+
+                    if (this._type === 'boolean' || value === true || value === false) {
+                        var truthy = value === true || value === 'true' || value === '1';
+                        var sub = Utils.createElement(_xmppConstants.Namespace.DATAFORM, 'value', _xmppConstants.Namespace.DATAFORM);
+                        sub.textContent = truthy ? '1' : '0';
+                        this.xml.appendChild(sub);
+                    } else {
+                        if (this._type === 'text-multi' && typeof value === 'string') {
+                            value = value.split('\n');
+                        }
+                        Utils.setMultiSubText(this.xml, _xmppConstants.Namespace.DATAFORM, 'value', value, (function (val) {
+
+                            var sub = Utils.createElement(_xmppConstants.Namespace.DATAFORM, 'value', _xmppConstants.Namespace.DATAFORM);
+                            sub.textContent = val;
+                            this.xml.appendChild(sub);
+                        }).bind(this));
+                    }
+                }
+            }
+        }
+    });
+
+    var Option = JXT.define({
+        name: '_formoption',
+        namespace: _xmppConstants.Namespace.DATAFORM,
+        element: 'option',
+        fields: {
+            label: Utils.attribute('label'),
+            value: Utils.textSub(_xmppConstants.Namespace.DATAFORM, 'value')
+        }
+    });
+
+    var Item = JXT.define({
+        name: '_formitem',
+        namespace: _xmppConstants.Namespace.DATAFORM,
+        element: 'item'
+    });
+
+    var Media = JXT.define({
+        name: 'media',
+        element: 'media',
+        namespace: _xmppConstants.Namespace.DATAFORM_MEDIA,
+        fields: {
+            height: Utils.numberAttribute('height'),
+            width: Utils.numberAttribute('width')
+        }
+    });
+
+    var MediaURI = JXT.define({
+        name: '_mediaURI',
+        element: 'uri',
+        namespace: _xmppConstants.Namespace.DATAFORM_MEDIA,
+        fields: {
+            uri: Utils.text(),
+            type: Utils.attribute('type')
+        }
+    });
+
+    var Validation = JXT.define({
+        name: 'validation',
+        element: 'validate',
+        namespace: _xmppConstants.Namespace.DATAFORM_VALIDATION,
+        fields: {
+            dataType: Utils.attribute('datatype'),
+            basic: Utils.boolSub(_xmppConstants.Namespace.DATAFORM_VALIDATION, 'basic'),
+            open: Utils.boolSub(_xmppConstants.Namespace.DATAFORM_VALIDATION, 'open'),
+            regex: Utils.textSub(_xmppConstants.Namespace.DATAFORM_VALIDATION, 'regex')
+        }
+    });
+
+    var Range = JXT.define({
+        name: 'range',
+        element: 'range',
+        namespace: _xmppConstants.Namespace.DATAFORM_VALIDATION,
+        fields: {
+            min: Utils.attribute('min'),
+            max: Utils.attribute('max')
+        }
+    });
+
+    var ListRange = JXT.define({
+        name: 'select',
+        element: 'list-range',
+        namespace: _xmppConstants.Namespace.DATAFORM_VALIDATION,
+        fields: {
+            min: Utils.numberAttribute('min'),
+            max: Utils.numberAttribute('max')
+        }
+    });
+
+    var layoutContents = {
+        get: function get() {
+
+            var result = [];
+            for (var i = 0, len = this.xml.childNodes.length; i < len; i++) {
+                var child = this.xml.childNodes[i];
+                if (child.namespaceURI !== _xmppConstants.Namespace.DATAFORM_LAYOUT) {
+                    continue;
+                }
+
+                switch (child.localName) {
+                    case 'text':
+                        result.push({
+                            text: child.textContent
+                        });
+                        break;
+                    case 'fieldref':
+                        result.push({
+                            field: child.getAttribute('var')
+                        });
+                        break;
+                    case 'reportedref':
+                        result.push({
+                            reported: true
+                        });
+                        break;
+                    case 'section':
+                        result.push({
+                            section: new Section(null, child, this).toJSON()
+                        });
+                        break;
+                }
+            }
+
+            return result;
+        },
+        set: function set(values) {
+
+            for (var i = 0, len = values.length; i < len; i++) {
+                var value = values[i];
+                if (value.text) {
+                    var text = Utils.createElement(_xmppConstants.Namespace.DATAFORM_LAYOUT, 'text', _xmppConstants.Namespace.DATAFORM_LAYOUT);
+                    text.textContent = value.text;
+                    this.xml.appendChild(text);
+                }
+                if (value.field) {
+                    var field = Utils.createElement(_xmppConstants.Namespace.DATAFORM_LAYOUT, 'fieldref', _xmppConstants.Namespace.DATAFORM_LAYOUT);
+                    field.setAttribute('var', value.field);
+                    this.xml.appendChild(field);
+                }
+                if (value.reported) {
+                    this.xml.appendChild(Utils.createElement(_xmppConstants.Namespace.DATAFORM_LAYOUT, 'reportedref', _xmppConstants.Namespace.DATAFORM_LAYOUT));
+                }
+                if (value.section) {
+                    var sectionXML = Utils.createElement(_xmppConstants.Namespace.DATAFORM_LAYOUT, 'section', _xmppConstants.Namespace.DATAFORM_LAYOUT);
+                    this.xml.appendChild(sectionXML);
+
+                    var section = new Section(null, sectionXML);
+                    section.label = value.section.label;
+                    section.contents = value.section.contents;
+                }
+            }
+        }
+    };
+
+    var Section = JXT.define({
+        name: '_section',
+        element: 'section',
+        namespace: _xmppConstants.Namespace.DATAFORM_LAYOUT,
+        fields: {
+            label: Utils.attribute('label'),
+            contents: layoutContents
+        }
+    });
+
+    var Page = JXT.define({
+        name: '_page',
+        element: 'page',
+        namespace: _xmppConstants.Namespace.DATAFORM_LAYOUT,
+        fields: {
+            label: Utils.attribute('label'),
+            contents: layoutContents
+        }
+    });
+
+    var DataForm = JXT.define({
+        name: 'form',
+        namespace: _xmppConstants.Namespace.DATAFORM,
+        element: 'x',
+        init: function init() {
+
+            // Propagate reported field types to items
+
+            if (!this.reportedFields.length) {
+                return;
+            }
+
+            var fieldTypes = {};
+            this.reportedFields.forEach(function (reported) {
+
+                fieldTypes[reported.name] = reported.type;
+            });
+            this.items.forEach(function (item) {
+
+                item.fields.forEach(function (field) {
+
+                    field.type = field._type = fieldTypes[field.name];
+                });
+            });
+        },
+        fields: {
+            title: Utils.textSub(_xmppConstants.Namespace.DATAFORM, 'title'),
+            instructions: Utils.multiTextSub(_xmppConstants.Namespace.DATAFORM, 'instructions'),
+            type: Utils.attribute('type', 'form'),
+            reportedFields: Utils.subMultiExtension(_xmppConstants.Namespace.DATAFORM, 'reported', Field)
+        }
+    });
+
+    JXT.extend(DataForm, Field, 'fields');
+    JXT.extend(DataForm, Item, 'items');
+    JXT.extend(DataForm, Page, 'layout');
+
+    JXT.extend(Field, Media);
+    JXT.extend(Field, Validation);
+    JXT.extend(Field, Option, 'options');
+
+    JXT.extend(Item, Field, 'fields');
+
+    JXT.extend(Media, MediaURI, 'uris');
+    JXT.extend(Validation, Range);
+    JXT.extend(Validation, ListRange);
+
+    JXT.extendMessage(DataForm);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220,"xmpp-jid":226}],146:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var DelayedDelivery = JXT.define({
+        name: 'delay',
+        namespace: _xmppConstants.Namespace.DELAY,
+        element: 'delay',
+        fields: {
+            from: Utils.jidAttribute('from'),
+            stamp: Utils.dateAttribute('stamp'),
+            reason: Utils.text()
+        }
+    });
+
+    JXT.extendMessage(DelayedDelivery);
+    JXT.extendPresence(DelayedDelivery);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],147:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var DiscoCaps = JXT.define({
+        name: 'caps',
+        namespace: _xmppConstants.Namespace.CAPS,
+        element: 'c',
+        fields: {
+            ver: Utils.attribute('ver'),
+            node: Utils.attribute('node'),
+            hash: Utils.attribute('hash'),
+            ext: Utils.attribute('ext')
+        }
+    });
+
+    var DiscoInfo = JXT.define({
+        name: 'discoInfo',
+        namespace: _xmppConstants.Namespace.DISCO_INFO,
+        element: 'query',
+        fields: {
+            node: Utils.attribute('node'),
+            features: Utils.multiSubAttribute(_xmppConstants.Namespace.DISCO_INFO, 'feature', 'var')
+        }
+    });
+
+    var DiscoIdentity = JXT.define({
+        name: '_discoIdentity',
+        namespace: _xmppConstants.Namespace.DISCO_INFO,
+        element: 'identity',
+        fields: {
+            category: Utils.attribute('category'),
+            type: Utils.attribute('type'),
+            name: Utils.attribute('name'),
+            lang: Utils.langAttribute()
+        }
+    });
+
+    var DiscoItems = JXT.define({
+        name: 'discoItems',
+        namespace: _xmppConstants.Namespace.DISCO_ITEMS,
+        element: 'query',
+        fields: {
+            node: Utils.attribute('node')
+        }
+    });
+
+    var DiscoItem = JXT.define({
+        name: '_discoItem',
+        namespace: _xmppConstants.Namespace.DISCO_ITEMS,
+        element: 'item',
+        fields: {
+            jid: Utils.jidAttribute('jid'),
+            node: Utils.attribute('node'),
+            name: Utils.attribute('name')
+        }
+    });
+
+    JXT.extend(DiscoItems, DiscoItem, 'items');
+    JXT.extend(DiscoInfo, DiscoIdentity, 'identities');
+
+    JXT.extendIQ(DiscoInfo);
+    JXT.extendIQ(DiscoItems);
+    JXT.extendPresence(DiscoCaps);
+    JXT.extendStreamFeatures(DiscoCaps);
+
+    JXT.withDataForm(function (DataForm) {
+
+        JXT.extend(DiscoInfo, DataForm, 'extensions');
+    });
+
+    JXT.withDefinition('set', _xmppConstants.Namespace.RSM, function (RSM) {
+
+        JXT.extend(DiscoItems, RSM);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],148:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var CONDITIONS = ['bad-request', 'conflict', 'feature-not-implemented', 'forbidden', 'gone', 'internal-server-error', 'item-not-found', 'jid-malformed', 'not-acceptable', 'not-allowed', 'not-authorized', 'payment-required', 'recipient-unavailable', 'redirect', 'registration-required', 'remote-server-not-found', 'remote-server-timeout', 'resource-constraint', 'service-unavailable', 'subscription-required', 'undefined-condition', 'unexpected-request'];
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var StanzaError = JXT.define({
+        name: 'error',
+        namespace: _xmppConstants.Namespace.CLIENT,
+        element: 'error',
+        fields: {
+            lang: {
+                get: function get() {
+
+                    return (this.parent || {}).lang || '';
+                }
+            },
+            condition: Utils.enumSub(_xmppConstants.Namespace.STANZA_ERROR, CONDITIONS),
+            gone: {
+                get: function get() {
+
+                    return Utils.getSubText(this.xml, _xmppConstants.Namespace.STANZA_ERROR, 'gone');
+                },
+                set: function set(value) {
+
+                    this.condition = 'gone';
+                    Utils.setSubText(this.xml, _xmppConstants.Namespace.STANZA_ERROR, 'gone', value);
+                }
+            },
+            redirect: {
+                get: function get() {
+
+                    return Utils.getSubText(this.xml, _xmppConstants.Namespace.STANZA_ERROR, 'redirect');
+                },
+                set: function set(value) {
+
+                    this.condition = 'redirect';
+                    Utils.setSubText(this.xml, _xmppConstants.Namespace.STANZA_ERROR, 'redirect', value);
+                }
+            },
+            code: Utils.attribute('code'),
+            type: Utils.attribute('type'),
+            by: Utils.jidAttribute('by'),
+            $text: {
+                get: function get() {
+
+                    return Utils.getSubLangText(this.xml, _xmppConstants.Namespace.STANZA_ERROR, 'text', this.lang);
+                }
+            },
+            text: {
+                get: function get() {
+
+                    var text = this.$text;
+                    return text[this.lang] || '';
+                },
+                set: function set(value) {
+
+                    Utils.setSubLangText(this.xml, _xmppConstants.Namespace.STANZA_ERROR, 'text', value, this.lang);
+                }
+            }
+        }
+    });
+
+    JXT.extendMessage(StanzaError);
+    JXT.extendPresence(StanzaError);
+    JXT.extendIQ(StanzaError);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],149:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Services = exports.Services = JXT.define({
+        name: 'services',
+        namespace: _xmppConstants.Namespace.DISCO_EXTERNAL_1,
+        element: 'services',
+        fields: {
+            type: Utils.attribute('type')
+        }
+    });
+
+    var Credentials = exports.Credentials = JXT.define({
+        name: 'credentials',
+        namespace: _xmppConstants.Namespace.DISCO_EXTERNAL_1,
+        element: 'credentials'
+    });
+
+    var Service = JXT.define({
+        name: 'service',
+        namespace: _xmppConstants.Namespace.DISCO_EXTERNAL_1,
+        element: 'service',
+        fields: {
+            host: Utils.attribute('host'),
+            port: Utils.attribute('port'),
+            transport: Utils.attribute('transport'),
+            type: Utils.attribute('type'),
+            username: Utils.attribute('username'),
+            password: Utils.attribute('password')
+        }
+    });
+
+    JXT.extend(Services, Service, 'services');
+    JXT.extend(Credentials, Service);
+
+    JXT.extendIQ(Services);
+    JXT.extendIQ(Credentials);
+
+    JXT.withDataForm(function (DataForm) {
+
+        JXT.extend(Service, DataForm);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],150:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var FT_NS = _xmppConstants.Namespace.FILE_TRANSFER_3;
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var File = JXT.define({
+        name: '_file',
+        namespace: FT_NS,
+        element: 'file',
+        fields: {
+            name: Utils.textSub(FT_NS, 'name'),
+            desc: Utils.textSub(FT_NS, 'desc'),
+            size: Utils.numberSub(FT_NS, 'size'),
+            date: Utils.dateSub(FT_NS, 'date')
+        }
+    });
+
+    var Range = JXT.define({
+        name: 'range',
+        namespace: FT_NS,
+        element: 'range',
+        fields: {
+            offset: Utils.numberAttribute('offset')
+        }
+    });
+
+    var Thumbnail = JXT.define({
+        name: 'thumbnail',
+        namespace: _xmppConstants.Namespace.THUMBS_0,
+        element: 'thumbnail',
+        fields: {
+            cid: Utils.attribute('cid'),
+            mimeType: Utils.attribute('mime-type'),
+            width: Utils.numberAttribute('width'),
+            height: Utils.numberAttribute('height')
+        }
+    });
+
+    var FileTransfer = JXT.define({
+        name: '_filetransfer',
+        namespace: FT_NS,
+        element: 'description',
+        tags: ['jingle-description'],
+        fields: {
+            descType: { value: 'filetransfer' },
+            offer: Utils.subExtension('offer', FT_NS, 'offer', File),
+            request: Utils.subExtension('request', FT_NS, 'request', File)
+        }
+    });
+
+    JXT.extend(File, Range);
+    JXT.extend(File, Thumbnail);
+
+    JXT.withDefinition('hash', _xmppConstants.Namespace.HASHES_1, function (Hash) {
+
+        JXT.extend(File, Hash, 'hashes');
+    });
+
+    JXT.withDefinition('content', _xmppConstants.Namespace.JINGLE_1, function (Content) {
+
+        JXT.extend(Content, FileTransfer);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],151:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Forwarded = JXT.define({
+        name: 'forwarded',
+        namespace: _xmppConstants.Namespace.FORWARD_0,
+        element: 'forwarded'
+    });
+
+    JXT.extendIQ(Forwarded);
+    JXT.extendPresence(Forwarded);
+
+    JXT.withMessage(function (Message) {
+
+        JXT.extend(Message, Forwarded);
+        JXT.extend(Forwarded, Message);
+    });
+
+    JXT.withDefinition('delay', _xmppConstants.Namespace.DELAY, function (Delayed) {
+
+        JXT.extend(Forwarded, Delayed);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],152:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    JXT.define({
+        name: 'openStream',
+        namespace: _xmppConstants.Namespace.FRAMING,
+        element: 'open',
+        topLevel: true,
+        fields: {
+            lang: Utils.langAttribute(),
+            id: Utils.attribute('id'),
+            version: Utils.attribute('version', '1.0'),
+            to: Utils.jidAttribute('to', true),
+            from: Utils.jidAttribute('from', true)
+        }
+    });
+
+    JXT.define({
+        name: 'closeStream',
+        namespace: _xmppConstants.Namespace.FRAMING,
+        element: 'close',
+        topLevel: true,
+        fields: {
+            seeOtherURI: Utils.attribute('see-other-uri')
+        }
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],153:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var GeoLoc = JXT.define({
+        name: 'geoloc',
+        namespace: _xmppConstants.Namespace.GEOLOC,
+        element: 'geoloc',
+        fields: {
+            accuracy: Utils.numberSub(_xmppConstants.Namespace.GEOLOC, 'accuracy', true),
+            altitude: Utils.numberSub(_xmppConstants.Namespace.GEOLOC, 'alt', true),
+            area: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'area'),
+            heading: Utils.numberSub(_xmppConstants.Namespace.GEOLOC, 'bearing', true),
+            bearing: Utils.numberSub(_xmppConstants.Namespace.GEOLOC, 'bearing', true),
+            building: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'building'),
+            country: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'country'),
+            countrycode: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'countrycode'),
+            datum: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'datum'),
+            description: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'description'),
+            error: Utils.numberSub(_xmppConstants.Namespace.GEOLOC, 'error', true),
+            floor: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'floor'),
+            latitude: Utils.numberSub(_xmppConstants.Namespace.GEOLOC, 'lat', true),
+            locality: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'locality'),
+            longitude: Utils.numberSub(_xmppConstants.Namespace.GEOLOC, 'lon', true),
+            postalcode: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'postalcode'),
+            region: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'region'),
+            room: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'room'),
+            speed: Utils.numberSub(_xmppConstants.Namespace.GEOLOC, 'speed', true),
+            street: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'street'),
+            text: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'text'),
+            timestamp: Utils.dateSub(_xmppConstants.Namespace.GEOLOC, 'timestamp'),
+            tzo: Utils.tzoSub(_xmppConstants.Namespace.GEOLOC, 'tzo'),
+            uri: Utils.textSub(_xmppConstants.Namespace.GEOLOC, 'uri')
+        }
+    });
+
+    JXT.extendPubsubItem(GeoLoc);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],154:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    JXT.define({
+        name: 'hash',
+        namespace: _xmppConstants.Namespace.HASHES_1,
+        element: 'hash',
+        fields: {
+            algo: JXT.utils.attribute('algo'),
+            value: JXT.utils.text()
+        }
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],155:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Hat = JXT.define({
+        name: '_hat',
+        namespace: _xmppConstants.Namespace.HATS_0,
+        element: 'hat',
+        fields: {
+            lang: JXT.utils.langAttribute(),
+            name: JXT.utils.attribute('name'),
+            displayName: JXT.utils.attribute('displayName')
+        }
+    });
+
+    JXT.withPresence(function (Presence) {
+
+        JXT.add(Presence, 'hats', JXT.utils.subMultiExtension(_xmppConstants.Namespace.HATS_0, 'hats', Hat));
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],156:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var ICE = JXT.define({
+        name: '_iceUdp',
+        namespace: _xmppConstants.Namespace.JINGLE_ICE_UDP_1,
+        element: 'transport',
+        tags: ['jingle-transport'],
+        fields: {
+            transType: { value: 'iceUdp' },
+            pwd: Utils.attribute('pwd'),
+            ufrag: Utils.attribute('ufrag')
+        }
+    });
+
+    var RemoteCandidate = JXT.define({
+        name: 'remoteCandidate',
+        namespace: _xmppConstants.Namespace.JINGLE_ICE_UDP_1,
+        element: 'remote-candidate',
+        fields: {
+            component: Utils.attribute('component'),
+            ip: Utils.attribute('ip'),
+            port: Utils.attribute('port')
+        }
+    });
+
+    var Candidate = JXT.define({
+        name: '_iceUdpCandidate',
+        namespace: _xmppConstants.Namespace.JINGLE_ICE_UDP_1,
+        element: 'candidate',
+        fields: {
+            component: Utils.attribute('component'),
+            foundation: Utils.attribute('foundation'),
+            generation: Utils.attribute('generation'),
+            id: Utils.attribute('id'),
+            ip: Utils.attribute('ip'),
+            network: Utils.attribute('network'),
+            port: Utils.attribute('port'),
+            priority: Utils.attribute('priority'),
+            protocol: Utils.attribute('protocol'),
+            relAddr: Utils.attribute('rel-addr'),
+            relPort: Utils.attribute('rel-port'),
+            tcpType: Utils.attribute('tcptype'),
+            type: Utils.attribute('type')
+        }
+    });
+
+    var Fingerprint = JXT.define({
+        name: '_iceFingerprint',
+        namespace: _xmppConstants.Namespace.JINGLE_DTLS_0,
+        element: 'fingerprint',
+        fields: {
+            hash: Utils.attribute('hash'),
+            setup: Utils.attribute('setup'),
+            value: Utils.text(),
+            required: Utils.boolAttribute('required')
+        }
+    });
+
+    var SctpMap = JXT.define({
+        name: '_sctpMap',
+        namespace: _xmppConstants.Namespace.DTLS_SCTP_1,
+        element: 'sctpmap',
+        fields: {
+            number: Utils.attribute('number'),
+            protocol: Utils.attribute('protocol'),
+            streams: Utils.attribute('streams')
+        }
+    });
+
+    JXT.extend(ICE, Candidate, 'candidates');
+    JXT.extend(ICE, RemoteCandidate);
+    JXT.extend(ICE, Fingerprint, 'fingerprints');
+    JXT.extend(ICE, SctpMap, 'sctp');
+
+    JXT.withDefinition('content', _xmppConstants.Namespace.JINGLE_1, function (Content) {
+
+        JXT.extend(Content, ICE);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],157:[function(require,module,exports){
+'use strict';
+
+var _interopRequireDefault = require('babel-runtime/helpers/interop-require-default')['default'];
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _avatar = require('./avatar');
+
+var _avatar2 = _interopRequireDefault(_avatar);
+
+var _bind = require('./bind');
+
+var _bind2 = _interopRequireDefault(_bind);
+
+var _blocking = require('./blocking');
+
+var _blocking2 = _interopRequireDefault(_blocking);
+
+var _bob = require('./bob');
+
+var _bob2 = _interopRequireDefault(_bob);
+
+var _bookmarks = require('./bookmarks');
+
+var _bookmarks2 = _interopRequireDefault(_bookmarks);
+
+var _bosh = require('./bosh');
+
+var _bosh2 = _interopRequireDefault(_bosh);
+
+var _carbons = require('./carbons');
+
+var _carbons2 = _interopRequireDefault(_carbons);
+
+var _command = require('./command');
+
+var _command2 = _interopRequireDefault(_command);
+
+var _csi = require('./csi');
+
+var _csi2 = _interopRequireDefault(_csi);
+
+var _dataforms = require('./dataforms');
+
+var _dataforms2 = _interopRequireDefault(_dataforms);
+
+var _delayed = require('./delayed');
+
+var _delayed2 = _interopRequireDefault(_delayed);
+
+var _disco = require('./disco');
+
+var _disco2 = _interopRequireDefault(_disco);
+
+var _error = require('./error');
+
+var _error2 = _interopRequireDefault(_error);
+
+var _extdisco = require('./extdisco');
+
+var _extdisco2 = _interopRequireDefault(_extdisco);
+
+var _file = require('./file');
+
+var _file2 = _interopRequireDefault(_file);
+
+var _forwarded = require('./forwarded');
+
+var _forwarded2 = _interopRequireDefault(_forwarded);
+
+var _framing = require('./framing');
+
+var _framing2 = _interopRequireDefault(_framing);
+
+var _geoloc = require('./geoloc');
+
+var _geoloc2 = _interopRequireDefault(_geoloc);
+
+var _hash = require('./hash');
+
+var _hash2 = _interopRequireDefault(_hash);
+
+var _hats = require('./hats');
+
+var _hats2 = _interopRequireDefault(_hats);
+
+var _iceUdp = require('./iceUdp');
+
+var _iceUdp2 = _interopRequireDefault(_iceUdp);
+
+var _iq = require('./iq');
+
+var _iq2 = _interopRequireDefault(_iq);
+
+var _jidprep = require('./jidprep');
+
+var _jidprep2 = _interopRequireDefault(_jidprep);
+
+var _jingle = require('./jingle');
+
+var _jingle2 = _interopRequireDefault(_jingle);
+
+var _json = require('./json');
+
+var _json2 = _interopRequireDefault(_json);
+
+var _logging = require('./logging');
+
+var _logging2 = _interopRequireDefault(_logging);
+
+var _mam = require('./mam');
+
+var _mam2 = _interopRequireDefault(_mam);
+
+var _message = require('./message');
+
+var _message2 = _interopRequireDefault(_message);
+
+var _mood = require('./mood');
+
+var _mood2 = _interopRequireDefault(_mood);
+
+var _muc = require('./muc');
+
+var _muc2 = _interopRequireDefault(_muc);
+
+var _nick = require('./nick');
+
+var _nick2 = _interopRequireDefault(_nick);
+
+var _oob = require('./oob');
+
+var _oob2 = _interopRequireDefault(_oob);
+
+var _ping = require('./ping');
+
+var _ping2 = _interopRequireDefault(_ping);
+
+var _presence = require('./presence');
+
+var _presence2 = _interopRequireDefault(_presence);
+
+var _private = require('./private');
+
+var _private2 = _interopRequireDefault(_private);
+
+var _psa = require('./psa');
+
+var _psa2 = _interopRequireDefault(_psa);
+
+var _pubsub = require('./pubsub');
+
+var _pubsub2 = _interopRequireDefault(_pubsub);
+
+var _pubsubError = require('./pubsubError');
+
+var _pubsubError2 = _interopRequireDefault(_pubsubError);
+
+var _pubsubEvents = require('./pubsubEvents');
+
+var _pubsubEvents2 = _interopRequireDefault(_pubsubEvents);
+
+var _pubsubOwner = require('./pubsubOwner');
+
+var _pubsubOwner2 = _interopRequireDefault(_pubsubOwner);
+
+var _push = require('./push');
+
+var _push2 = _interopRequireDefault(_push);
+
+var _reach = require('./reach');
+
+var _reach2 = _interopRequireDefault(_reach);
+
+var _register = require('./register');
+
+var _register2 = _interopRequireDefault(_register);
+
+var _roster = require('./roster');
+
+var _roster2 = _interopRequireDefault(_roster);
+
+var _rsm = require('./rsm');
+
+var _rsm2 = _interopRequireDefault(_rsm);
+
+var _rtp = require('./rtp');
+
+var _rtp2 = _interopRequireDefault(_rtp);
+
+var _rtt = require('./rtt');
+
+var _rtt2 = _interopRequireDefault(_rtt);
+
+var _sasl = require('./sasl');
+
+var _sasl2 = _interopRequireDefault(_sasl);
+
+var _session = require('./session');
+
+var _session2 = _interopRequireDefault(_session);
+
+var _shim = require('./shim');
+
+var _shim2 = _interopRequireDefault(_shim);
+
+var _sm = require('./sm');
+
+var _sm2 = _interopRequireDefault(_sm);
+
+var _stream = require('./stream');
+
+var _stream2 = _interopRequireDefault(_stream);
+
+var _streamError = require('./streamError');
+
+var _streamError2 = _interopRequireDefault(_streamError);
+
+var _streamFeatures = require('./streamFeatures');
+
+var _streamFeatures2 = _interopRequireDefault(_streamFeatures);
+
+var _time = require('./time');
+
+var _time2 = _interopRequireDefault(_time);
+
+var _tune = require('./tune');
+
+var _tune2 = _interopRequireDefault(_tune);
+
+var _vcard = require('./vcard');
+
+var _vcard2 = _interopRequireDefault(_vcard);
+
+var _version = require('./version');
+
+var _version2 = _interopRequireDefault(_version);
+
+var _visibility = require('./visibility');
+
+var _visibility2 = _interopRequireDefault(_visibility);
+
+exports['default'] = function (JXT) {
+
+    JXT.use(_avatar2['default']);
+    JXT.use(_bind2['default']);
+    JXT.use(_blocking2['default']);
+    JXT.use(_bob2['default']);
+    JXT.use(_bookmarks2['default']);
+    JXT.use(_bosh2['default']);
+    JXT.use(_carbons2['default']);
+    JXT.use(_command2['default']);
+    JXT.use(_csi2['default']);
+    JXT.use(_dataforms2['default']);
+    JXT.use(_delayed2['default']);
+    JXT.use(_disco2['default']);
+    JXT.use(_error2['default']);
+    JXT.use(_extdisco2['default']);
+    JXT.use(_file2['default']);
+    JXT.use(_forwarded2['default']);
+    JXT.use(_framing2['default']);
+    JXT.use(_geoloc2['default']);
+    JXT.use(_hash2['default']);
+    JXT.use(_hats2['default']);
+    JXT.use(_iceUdp2['default']);
+    JXT.use(_iq2['default']);
+    JXT.use(_jidprep2['default']);
+    JXT.use(_jingle2['default']);
+    JXT.use(_json2['default']);
+    JXT.use(_logging2['default']);
+    JXT.use(_mam2['default']);
+    JXT.use(_message2['default']);
+    JXT.use(_mood2['default']);
+    JXT.use(_muc2['default']);
+    JXT.use(_nick2['default']);
+    JXT.use(_oob2['default']);
+    JXT.use(_ping2['default']);
+    JXT.use(_presence2['default']);
+    JXT.use(_private2['default']);
+    JXT.use(_psa2['default']);
+    JXT.use(_pubsub2['default']);
+    JXT.use(_pubsubError2['default']);
+    JXT.use(_pubsubEvents2['default']);
+    JXT.use(_pubsubOwner2['default']);
+    JXT.use(_push2['default']);
+    JXT.use(_reach2['default']);
+    JXT.use(_register2['default']);
+    JXT.use(_roster2['default']);
+    JXT.use(_rsm2['default']);
+    JXT.use(_rtp2['default']);
+    JXT.use(_rtt2['default']);
+    JXT.use(_sasl2['default']);
+    JXT.use(_session2['default']);
+    JXT.use(_shim2['default']);
+    JXT.use(_sm2['default']);
+    JXT.use(_stream2['default']);
+    JXT.use(_streamError2['default']);
+    JXT.use(_streamFeatures2['default']);
+    JXT.use(_time2['default']);
+    JXT.use(_tune2['default']);
+    JXT.use(_vcard2['default']);
+    JXT.use(_version2['default']);
+    JXT.use(_visibility2['default']);
+};
+
+module.exports = exports['default'];
+
+},{"./avatar":136,"./bind":137,"./blocking":138,"./bob":139,"./bookmarks":140,"./bosh":141,"./carbons":142,"./command":143,"./csi":144,"./dataforms":145,"./delayed":146,"./disco":147,"./error":148,"./extdisco":149,"./file":150,"./forwarded":151,"./framing":152,"./geoloc":153,"./hash":154,"./hats":155,"./iceUdp":156,"./iq":158,"./jidprep":159,"./jingle":160,"./json":161,"./logging":162,"./mam":163,"./message":164,"./mood":165,"./muc":166,"./nick":167,"./oob":168,"./ping":169,"./presence": [...]
+'use strict';
+
+var _Object$assign = require('babel-runtime/core-js/object/assign')['default'];
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var internals = {};
+
+internals.defineIQ = function (JXT, name, namespace) {
+
+    var Utils = JXT.utils;
+
+    var IQ = JXT.define({
+        name: name,
+        namespace: namespace,
+        element: 'iq',
+        topLevel: true,
+        fields: {
+            lang: Utils.langAttribute(),
+            id: Utils.attribute('id'),
+            to: Utils.jidAttribute('to', true),
+            from: Utils.jidAttribute('from', true),
+            type: Utils.attribute('type')
+        }
+    });
+
+    var _toJSON = IQ.prototype.toJSON;
+
+    _Object$assign(IQ.prototype, {
+        toJSON: function toJSON() {
+
+            var result = _toJSON.call(this);
+            result.resultReply = this.resultReply;
+            result.errorReply = this.errorReply;
+            return result;
+        },
+
+        resultReply: function resultReply(data) {
+
+            data = data || {};
+            data.to = this.from;
+            data.id = this.id;
+            data.type = 'result';
+            return new IQ(data);
+        },
+
+        errorReply: function errorReply(data) {
+
+            data = data || {};
+            data.to = this.from;
+            data.id = this.id;
+            data.type = 'error';
+            return new IQ(data);
+        }
+    });
+};
+
+exports['default'] = function (JXT) {
+
+    internals.defineIQ(JXT, 'iq', _xmppConstants.Namespace.CLIENT);
+    internals.defineIQ(JXT, 'serverIQ', _xmppConstants.Namespace.SERVER);
+    internals.defineIQ(JXT, 'componentIQ', _xmppConstants.Namespace.COMPONENT);
+};
+
+module.exports = exports['default'];
+
+},{"babel-runtime/core-js/object/assign":196,"xmpp-constants":220}],159:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var _xmppJid = require('xmpp-jid');
+
+exports['default'] = function (JXT) {
+
+    JXT.withIQ(function (IQ) {
+
+        JXT.add(IQ, 'jidPrep', {
+            get: function get() {
+
+                var data = JXT.utils.getSubText(this.xml, _xmppConstants.Namespace.JID_PREP_0, 'jid');
+                if (data) {
+                    var jid = new _xmppJid.JID(data);
+                    jid.prepped = true;
+                    return jid;
+                }
+            },
+            set: function set(value) {
+
+                JXT.utils.setSubText(this.xml, _xmppConstants.Namespace.JID_PREP_0, 'jid', (value || '').toString());
+            }
+        });
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220,"xmpp-jid":226}],160:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var CONDITIONS = ['out-of-order', 'tie-break', 'unknown-session', 'unsupported-info'];
+var REASONS = ['alternative-session', 'busy', 'cancel', 'connectivity-error', 'decline', 'expired', 'failed-application', 'failed-transport', 'general-error', 'gone', 'incompatible-parameters', 'media-error', 'security-error', 'success', 'timeout', 'unsupported-applications', 'unsupported-transports'];
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Jingle = JXT.define({
+        name: 'jingle',
+        namespace: _xmppConstants.Namespace.JINGLE_1,
+        element: 'jingle',
+        fields: {
+            action: Utils.attribute('action'),
+            initiator: Utils.attribute('initiator'),
+            responder: Utils.attribute('responder'),
+            sid: Utils.attribute('sid')
+        }
+    });
+
+    var Content = JXT.define({
+        name: '_jingleContent',
+        namespace: _xmppConstants.Namespace.JINGLE_1,
+        element: 'content',
+        fields: {
+            creator: Utils.attribute('creator'),
+            disposition: Utils.attribute('disposition', 'session'),
+            name: Utils.attribute('name'),
+            senders: Utils.attribute('senders', 'both'),
+            description: {
+                get: function get() {
+
+                    var opts = JXT.tagged('jingle-description').map(function (Description) {
+
+                        return Description.prototype._name;
+                    });
+                    for (var i = 0, len = opts.length; i < len; i++) {
+                        if (this._extensions[opts[i]]) {
+                            return this._extensions[opts[i]];
+                        }
+                    }
+                },
+                set: function set(value) {
+
+                    var ext = '_' + value.descType;
+                    this[ext] = value;
+                }
+            },
+            transport: {
+                get: function get() {
+
+                    var opts = JXT.tagged('jingle-transport').map(function (Transport) {
+
+                        return Transport.prototype._name;
+                    });
+                    for (var i = 0, len = opts.length; i < len; i++) {
+                        if (this._extensions[opts[i]]) {
+                            return this._extensions[opts[i]];
+                        }
+                    }
+                },
+                set: function set(value) {
+
+                    var ext = '_' + value.transType;
+                    this[ext] = value;
+                }
+            }
+        }
+    });
+
+    var Reason = JXT.define({
+        name: 'reason',
+        namespace: _xmppConstants.Namespace.JINGLE_1,
+        element: 'reason',
+        fields: {
+            condition: Utils.enumSub(_xmppConstants.Namespace.JINGLE_1, REASONS),
+            alternativeSession: {
+                get: function get() {
+
+                    return Utils.getSubText(this.xml, _xmppConstants.Namespace.JINGLE_1, 'alternative-session');
+                },
+                set: function set(value) {
+
+                    this.condition = 'alternative-session';
+                    Utils.setSubText(this.xml, _xmppConstants.Namespace.JINGLE_1, 'alternative-session', value);
+                }
+            },
+            text: Utils.textSub(_xmppConstants.Namespace.JINGLE_1, 'text')
+        }
+    });
+
+    JXT.extend(Jingle, Content, 'contents');
+    JXT.extend(Jingle, Reason);
+
+    JXT.extendIQ(Jingle);
+
+    JXT.withStanzaError(function (StanzaError) {
+
+        JXT.add(StanzaError, 'jingleCondition', Utils.enumSub(_xmppConstants.Namespace.JINGLE_ERRORS_1, CONDITIONS));
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],161:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var JSONExtension = {
+        get: function get() {
+
+            var data = JXT.utils.getSubText(this.xml, _xmppConstants.Namespace.JSON_0, 'json');
+            if (data) {
+                return JSON.parse(data);
+            }
+        },
+        set: function set(value) {
+
+            value = JSON.stringify(value);
+            if (value) {
+                JXT.utils.setSubText(this.xml, _xmppConstants.Namespace.JSON_0, 'json', value);
+            }
+        }
+    };
+
+    JXT.withMessage(function (Message) {
+
+        JXT.add(Message, 'json', JSONExtension);
+    });
+
+    JXT.withPubsubItem(function (Item) {
+
+        JXT.add(Item, 'json', JSONExtension);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],162:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Log = JXT.define({
+        name: 'log',
+        namespace: _xmppConstants.Namespace.EVENTLOG,
+        element: 'log',
+        fields: {
+            id: Utils.attribute('id'),
+            timestamp: Utils.dateAttribute('timestamp'),
+            type: Utils.attribute('type'),
+            level: Utils.attribute('level'),
+            object: Utils.attribute('object'),
+            subject: Utils.attribute('subject'),
+            facility: Utils.attribute('facility'),
+            module: Utils.attribute('module'),
+            message: Utils.textSub(_xmppConstants.Namespace.EVENTLOG, 'message'),
+            stackTrace: Utils.textSub(_xmppConstants.Namespace.EVENTLOG, 'stackTrace')
+        }
+    });
+
+    var Tag = JXT.define({
+        name: '_logtag',
+        namespace: _xmppConstants.Namespace.EVENTLOG,
+        element: 'tag',
+        fields: {
+            name: Utils.attribute('name'),
+            value: Utils.attribute('value'),
+            type: Utils.attribute('type')
+        }
+    });
+
+    JXT.extend(Log, Tag, 'tags');
+
+    JXT.extendMessage(Log);
+    JXT.extendPubsubItem(Log);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],163:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var _xmppJid = require('xmpp-jid');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var MAMQuery = JXT.define({
+        name: 'mam',
+        namespace: _xmppConstants.Namespace.MAM_0,
+        element: 'query',
+        fields: {
+            queryid: Utils.attribute('queryid')
+        }
+    });
+
+    var Result = JXT.define({
+        name: 'mamItem',
+        namespace: _xmppConstants.Namespace.MAM_0,
+        element: 'result',
+        fields: {
+            queryid: Utils.attribute('queryid'),
+            id: Utils.attribute('id')
+        }
+    });
+
+    var Fin = JXT.define({
+        name: 'mamResult',
+        namespace: _xmppConstants.Namespace.MAM_0,
+        element: 'fin',
+        fields: {
+            queryid: Utils.attribute('queryid'),
+            complete: Utils.boolAttribute('complete'),
+            stable: Utils.boolAttribute('stable')
+        }
+    });
+
+    var Prefs = JXT.define({
+        name: 'mamPrefs',
+        namespace: _xmppConstants.Namespace.MAM_0,
+        element: 'prefs',
+        fields: {
+            defaultCondition: Utils.attribute('default'),
+            always: {
+                get: function get() {
+
+                    var results = [];
+                    var container = Utils.find(this.xml, _xmppConstants.Namespace.MAM_0, 'always');
+                    if (container.length === 0) {
+                        return results;
+                    }
+                    container = container[0];
+                    var jids = Utils.getMultiSubText(container, _xmppConstants.Namespace.MAM_0, 'jid');
+                    jids.forEach(function (jid) {
+
+                        results.push(new _xmppJid.JID(jid.textContent));
+                    });
+                    return results;
+                },
+                set: function set(value) {
+
+                    if (value.length > 0) {
+                        var container = Utils.findOrCreate(this.xml, _xmppConstants.Namespace.MAM_0, 'always');
+                        Utils.setMultiSubText(container, _xmppConstants.Namespace.MAM_0, 'jid', value);
+                    }
+                }
+            },
+            never: {
+                get: function get() {
+
+                    var results = [];
+                    var container = Utils.find(this.xml, _xmppConstants.Namespace.MAM_0, 'always');
+                    if (container.length === 0) {
+                        return results;
+                    }
+                    container = container[0];
+                    var jids = Utils.getMultiSubText(container, _xmppConstants.Namespace.MAM_0, 'jid');
+                    jids.forEach(function (jid) {
+
+                        results.push(new _xmppJid.JID(jid.textContent));
+                    });
+                    return results;
+                },
+                set: function set(value) {
+
+                    if (value.length > 0) {
+                        var container = Utils.findOrCreate(this.xml, _xmppConstants.Namespace.MAM_0, 'never');
+                        Utils.setMultiSubText(container, _xmppConstants.Namespace.MAM_0, 'jid', value);
+                    }
+                }
+            }
+        }
+    });
+
+    JXT.extendMessage(Result);
+    JXT.extendMessage(Fin);
+
+    JXT.extendIQ(MAMQuery);
+    JXT.extendIQ(Prefs);
+
+    JXT.withDataForm(function (DataForm) {
+
+        JXT.extend(MAMQuery, DataForm);
+    });
+
+    JXT.withDefinition('forwarded', _xmppConstants.Namespace.FORWARD_0, function (Forwarded) {
+
+        JXT.extend(Result, Forwarded);
+    });
+
+    JXT.withDefinition('set', _xmppConstants.Namespace.RSM, function (RSM) {
+
+        JXT.extend(MAMQuery, RSM);
+        JXT.extend(Fin, RSM);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220,"xmpp-jid":226}],164:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var internals = {};
+
+internals.defineMessage = function (JXT, name, namespace) {
+
+    var Utils = JXT.utils;
+
+    JXT.define({
+        name: name,
+        namespace: namespace,
+        element: 'message',
+        topLevel: true,
+        fields: {
+            lang: Utils.langAttribute(),
+            id: Utils.attribute('id'),
+            to: Utils.jidAttribute('to', true),
+            from: Utils.jidAttribute('from', true),
+            type: Utils.attribute('type', 'normal'),
+            thread: Utils.textSub(namespace, 'thread'),
+            parentThread: Utils.subAttribute(namespace, 'thread', 'parent'),
+            subject: Utils.textSub(namespace, 'subject'),
+            $body: {
+                get: function getBody$() {
+
+                    return Utils.getSubLangText(this.xml, namespace, 'body', this.lang);
+                }
+            },
+            body: {
+                get: function getBody() {
+
+                    var bodies = this.$body;
+                    return bodies[this.lang] || '';
+                },
+                set: function setBody(value) {
+
+                    Utils.setSubLangText(this.xml, namespace, 'body', value, this.lang);
+                }
+            },
+            attention: Utils.boolSub(_xmppConstants.Namespace.ATTENTION_0, 'attention'),
+            chatState: Utils.enumSub(_xmppConstants.Namespace.CHAT_STATES, ['active', 'composing', 'paused', 'inactive', 'gone']),
+            replace: Utils.subAttribute(_xmppConstants.Namespace.CORRECTION_0, 'replace', 'id'),
+            requestReceipt: Utils.boolSub(_xmppConstants.Namespace.RECEIPTS, 'request'),
+            receipt: Utils.subAttribute(_xmppConstants.Namespace.RECEIPTS, 'received', 'id')
+        }
+    });
+};
+
+exports['default'] = function (JXT) {
+
+    internals.defineMessage(JXT, 'message', _xmppConstants.Namespace.CLIENT);
+    internals.defineMessage(JXT, 'serverMessage', _xmppConstants.Namespace.SERVER);
+    internals.defineMessage(JXT, 'componentMessage', _xmppConstants.Namespace.COMPONENT);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],165:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var MOODS = ['afraid', 'amazed', 'amorous', 'angry', 'annoyed', 'anxious', 'aroused', 'ashamed', 'bored', 'brave', 'calm', 'cautious', 'cold', 'confident', 'confused', 'contemplative', 'contented', 'cranky', 'crazy', 'creative', 'curious', 'dejected', 'depressed', 'disappointed', 'disgusted', 'dismayed', 'distracted', 'embarrassed', 'envious', 'excited', 'flirtatious', 'frustrated', 'grateful', 'grieving', 'grumpy', 'guilty', 'happy', 'hopeful', 'hot', 'humbled', 'humiliated', 'hungry',  [...]
+
+exports['default'] = function (JXT) {
+
+    var Mood = JXT.define({
+        name: 'mood',
+        namespace: _xmppConstants.Namespace.MOOD,
+        element: 'mood',
+        fields: {
+            text: JXT.utils.textSub(_xmppConstants.Namespace.MOOD, 'text'),
+            value: JXT.utils.enumSub(_xmppConstants.Namespace.MOOD, MOODS)
+        }
+    });
+
+    JXT.extendMessage(Mood);
+    JXT.extendPubsubItem(Mood);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],166:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+function proxy(child, field) {
+
+    return {
+        get: function get() {
+
+            if (this._extensions[child]) {
+                return this[child][field];
+            }
+        },
+        set: function set(value) {
+
+            this[child][field] = value;
+        }
+    };
+}
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var UserItem = JXT.define({
+        name: '_mucUserItem',
+        namespace: _xmppConstants.Namespace.MUC_USER,
+        element: 'item',
+        fields: {
+            affiliation: Utils.attribute('affiliation'),
+            nick: Utils.attribute('nick'),
+            jid: Utils.jidAttribute('jid'),
+            role: Utils.attribute('role'),
+            reason: Utils.textSub(_xmppConstants.Namespace.MUC_USER, 'reason')
+        }
+    });
+
+    var UserActor = JXT.define({
+        name: '_mucUserActor',
+        namespace: _xmppConstants.Namespace.MUC_USER,
+        element: 'actor',
+        fields: {
+            nick: Utils.attribute('nick'),
+            jid: Utils.jidAttribute('jid')
+        }
+    });
+
+    var Destroyed = JXT.define({
+        name: 'destroyed',
+        namespace: _xmppConstants.Namespace.MUC_USER,
+        element: 'destroy',
+        fields: {
+            jid: Utils.jidAttribute('jid'),
+            reason: Utils.textSub(_xmppConstants.Namespace.MUC_USER, 'reason')
+        }
+    });
+
+    var Invite = JXT.define({
+        name: 'invite',
+        namespace: _xmppConstants.Namespace.MUC_USER,
+        element: 'invite',
+        fields: {
+            to: Utils.jidAttribute('to'),
+            from: Utils.jidAttribute('from'),
+            reason: Utils.textSub(_xmppConstants.Namespace.MUC_USER, 'reason'),
+            thread: Utils.subAttribute(_xmppConstants.Namespace.MUC_USER, 'continue', 'thread'),
+            'continue': Utils.boolSub(_xmppConstants.Namespace.MUC_USER, 'continue')
+        }
+    });
+
+    var Decline = JXT.define({
+        name: 'decline',
+        namespace: _xmppConstants.Namespace.MUC_USER,
+        element: 'decline',
+        fields: {
+            to: Utils.jidAttribute('to'),
+            from: Utils.jidAttribute('from'),
+            reason: Utils.textSub(_xmppConstants.Namespace.MUC_USER, 'reason')
+        }
+    });
+
+    var AdminItem = JXT.define({
+        name: '_mucAdminItem',
+        namespace: _xmppConstants.Namespace.MUC_ADMIN,
+        element: 'item',
+        fields: {
+            affiliation: Utils.attribute('affiliation'),
+            nick: Utils.attribute('nick'),
+            jid: Utils.jidAttribute('jid'),
+            role: Utils.attribute('role'),
+            reason: Utils.textSub(_xmppConstants.Namespace.MUC_ADMIN, 'reason')
+        }
+    });
+
+    var AdminActor = JXT.define({
+        name: 'actor',
+        namespace: _xmppConstants.Namespace.MUC_USER,
+        element: 'actor',
+        fields: {
+            nick: Utils.attribute('nick'),
+            jid: Utils.jidAttribute('jid')
+        }
+    });
+
+    var Destroy = JXT.define({
+        name: 'destroy',
+        namespace: _xmppConstants.Namespace.MUC_OWNER,
+        element: 'destroy',
+        fields: {
+            jid: Utils.jidAttribute('jid'),
+            password: Utils.textSub(_xmppConstants.Namespace.MUC_OWNER, 'password'),
+            reason: Utils.textSub(_xmppConstants.Namespace.MUC_OWNER, 'reason')
+        }
+    });
+
+    var MUC = JXT.define({
+        name: 'muc',
+        namespace: _xmppConstants.Namespace.MUC_USER,
+        element: 'x',
+        fields: {
+            affiliation: proxy('_mucUserItem', 'affiliation'),
+            nick: proxy('_mucUserItem', 'nick'),
+            jid: proxy('_mucUserItem', 'jid'),
+            role: proxy('_mucUserItem', 'role'),
+            actor: proxy('_mucUserItem', '_mucUserActor'),
+            reason: proxy('_mucUserItem', 'reason'),
+            password: Utils.textSub(_xmppConstants.Namespace.MUC_USER, 'password'),
+            codes: {
+                get: function get() {
+
+                    return Utils.getMultiSubText(this.xml, _xmppConstants.Namespace.MUC_USER, 'status', function (sub) {
+
+                        return Utils.getAttribute(sub, 'code');
+                    });
+                },
+                set: function set(value) {
+
+                    var self = this;
+                    Utils.setMultiSubText(this.xml, _xmppConstants.Namespace.MUC_USER, 'status', value, function (val) {
+
+                        var child = Utils.createElement(_xmppConstants.Namespace.MUC_USER, 'status', _xmppConstants.Namespace.MUC_USER);
+                        Utils.setAttribute(child, 'code', val);
+                        self.xml.appendChild(child);
+                    });
+                }
+            }
+        }
+    });
+
+    var MUCAdmin = JXT.define({
+        name: 'mucAdmin',
+        namespace: _xmppConstants.Namespace.MUC_ADMIN,
+        element: 'query',
+        fields: {
+            affiliation: proxy('_mucAdminItem', 'affiliation'),
+            nick: proxy('_mucAdminItem', 'nick'),
+            jid: proxy('_mucAdminItem', 'jid'),
+            role: proxy('_mucAdminItem', 'role'),
+            actor: proxy('_mucAdminItem', '_mucAdminActor'),
+            reason: proxy('_mucAdminItem', 'reason')
+        }
+    });
+
+    var MUCOwner = JXT.define({
+        name: 'mucOwner',
+        namespace: _xmppConstants.Namespace.MUC_OWNER,
+        element: 'query'
+    });
+
+    var MUCJoin = JXT.define({
+        name: 'joinMuc',
+        namespace: _xmppConstants.Namespace.MUC,
+        element: 'x',
+        fields: {
+            password: Utils.textSub(_xmppConstants.Namespace.MUC, 'password'),
+            history: {
+                get: function get() {
+
+                    var result = {};
+                    var hist = Utils.find(this.xml, _xmppConstants.Namespace.MUC, 'history');
+
+                    if (!hist.length) {
+                        return {};
+                    }
+                    hist = hist[0];
+
+                    var maxchars = hist.getAttribute('maxchars') || '';
+                    var maxstanzas = hist.getAttribute('maxstanzas') || '';
+                    var seconds = hist.getAttribute('seconds') || '';
+                    var since = hist.getAttribute('since') || '';
+
+                    if (maxchars) {
+                        result.maxchars = parseInt(maxchars, 10);
+                    }
+                    if (maxstanzas) {
+                        result.maxstanzas = parseInt(maxstanzas, 10);
+                    }
+                    if (seconds) {
+                        result.seconds = parseInt(seconds, 10);
+                    }
+                    if (since) {
+                        result.since = new Date(since);
+                    }
+                },
+                set: function set(opts) {
+
+                    var existing = Utils.find(this.xml, _xmppConstants.Namespace.MUC, 'history');
+                    if (existing.length) {
+                        for (var i = 0; i < existing.length; i++) {
+                            this.xml.removeChild(existing[i]);
+                        }
+                    }
+
+                    var hist = Utils.createElement(_xmppConstants.Namespace.MUC, 'history', _xmppConstants.Namespace.MUC);
+                    this.xml.appendChild(hist);
+
+                    if (opts.maxchars) {
+                        hist.setAttribute('maxchars', '' + opts.maxchars);
+                    }
+                    if (opts.maxstanzas) {
+                        hist.setAttribute('maxstanzas', '' + opts.maxstanzas);
+                    }
+                    if (opts.seconds) {
+                        hist.setAttribute('seconds', '' + opts.seconds);
+                    }
+                    if (opts.since) {
+                        hist.setAttribute('since', opts.since.toISOString());
+                    }
+                }
+            }
+        }
+    });
+
+    var DirectInvite = JXT.define({
+        name: 'mucInvite',
+        namespace: _xmppConstants.Namespace.MUC_DIRECT_INVITE,
+        element: 'x',
+        fields: {
+            jid: Utils.jidAttribute('jid'),
+            password: Utils.attribute('password'),
+            reason: Utils.attribute('reason'),
+            thread: Utils.attribute('thread'),
+            'continue': Utils.boolAttribute('continue')
+        }
+    });
+
+    JXT.extend(UserItem, UserActor);
+    JXT.extend(MUC, UserItem);
+    JXT.extend(MUC, Invite, 'invites');
+    JXT.extend(MUC, Decline);
+    JXT.extend(MUC, Destroyed);
+    JXT.extend(AdminItem, AdminActor);
+    JXT.extend(MUCAdmin, AdminItem, 'items');
+    JXT.extend(MUCOwner, Destroy);
+
+    JXT.extendPresence(MUC);
+    JXT.extendPresence(MUCJoin);
+
+    JXT.extendMessage(MUC);
+    JXT.extendMessage(DirectInvite);
+
+    JXT.withIQ(function (IQ) {
+
+        JXT.add(IQ, 'mucUnique', Utils.textSub(_xmppConstants.Namespace.MUC_UNIQUE, 'unique'));
+        JXT.extend(IQ, MUCAdmin);
+        JXT.extend(IQ, MUCOwner);
+    });
+
+    JXT.withDataForm(function (DataForm) {
+
+        JXT.extend(MUCOwner, DataForm);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],167:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var nick = JXT.utils.textSub(_xmppConstants.Namespace.NICK, 'nick');
+
+    JXT.withPubsubItem(function (Item) {
+
+        JXT.add(Item, 'nick', nick);
+    });
+
+    JXT.withPresence(function (Presence) {
+
+        JXT.add(Presence, 'nick', nick);
+    });
+
+    JXT.withMessage(function (Message) {
+
+        JXT.add(Message, 'nick', nick);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],168:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var OOB = JXT.define({
+        name: 'oob',
+        element: 'x',
+        namespace: _xmppConstants.Namespace.OOB,
+        fields: {
+            url: JXT.utils.textSub(_xmppConstants.Namespace.OOB, 'url'),
+            desc: JXT.utils.textSub(_xmppConstants.Namespace.OOB, 'desc')
+        }
+    });
+
+    JXT.extendMessage(OOB, 'oobURIs');
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],169:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Ping = JXT.define({
+        name: 'ping',
+        namespace: _xmppConstants.Namespace.PING,
+        element: 'ping'
+    });
+
+    JXT.extendIQ(Ping);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],170:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var internals = {};
+
+internals.definePresence = function (JXT, name, namespace) {
+
+    var Utils = JXT.utils;
+
+    JXT.define({
+        name: name,
+        namespace: namespace,
+        element: 'presence',
+        topLevel: true,
+        fields: {
+            lang: Utils.langAttribute(),
+            id: Utils.attribute('id'),
+            to: Utils.jidAttribute('to', true),
+            from: Utils.jidAttribute('from', true),
+            priority: Utils.numberSub(namespace, 'priority', false, 0),
+            show: Utils.textSub(namespace, 'show'),
+            type: {
+                get: function get() {
+
+                    return Utils.getAttribute(this.xml, 'type', 'available');
+                },
+                set: function set(value) {
+
+                    if (value === 'available') {
+                        value = false;
+                    }
+                    Utils.setAttribute(this.xml, 'type', value);
+                }
+            },
+            $status: {
+                get: function get() {
+
+                    return Utils.getSubLangText(this.xml, namespace, 'status', this.lang);
+                }
+            },
+            status: {
+                get: function get() {
+
+                    var statuses = this.$status;
+                    return statuses[this.lang] || '';
+                },
+                set: function set(value) {
+
+                    Utils.setSubLangText(this.xml, namespace, 'status', value, this.lang);
+                }
+            },
+            idleSince: Utils.dateSubAttribute(_xmppConstants.Namespace.IDLE_1, 'idle', 'since'),
+            decloak: Utils.subAttribute(_xmppConstants.Namespace.DECLOAK_0, 'decloak', 'reason'),
+            avatarId: {
+                get: function get() {
+
+                    var update = Utils.find(this.xml, _xmppConstants.Namespace.VCARD_TEMP_UPDATE, 'x');
+                    if (!update.length) {
+                        return '';
+                    }
+                    return Utils.getSubText(update[0], _xmppConstants.Namespace.VCARD_TEMP_UPDATE, 'photo');
+                },
+                set: function set(value) {
+
+                    var update = Utils.findOrCreate(this.xml, _xmppConstants.Namespace.VCARD_TEMP_UPDATE, 'x');
+
+                    if (value === '') {
+                        Utils.setBoolSub(update, _xmppConstants.Namespace.VCARD_TEMP_UPDATE, 'photo', true);
+                    } else if (value === true) {
+                        return;
+                    } else if (value) {
+                        Utils.setSubText(update, _xmppConstants.Namespace.VCARD_TEMP_UPDATE, 'photo', value);
+                    } else {
+                        this.xml.removeChild(update);
+                    }
+                }
+            }
+        }
+    });
+};
+
+exports['default'] = function (JXT) {
+
+    internals.definePresence(JXT, 'presence', _xmppConstants.Namespace.CLIENT);
+    internals.definePresence(JXT, 'serverPresence', _xmppConstants.Namespace.SERVER);
+    internals.definePresence(JXT, 'componentPresence', _xmppConstants.Namespace.COMPONENT);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],171:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var PrivateStorage = JXT.define({
+        name: 'privateStorage',
+        namespace: _xmppConstants.Namespace.PRIVATE,
+        element: 'query'
+    });
+
+    JXT.extendIQ(PrivateStorage);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],172:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var CONDITIONS = ['server-unavailable', 'connection-paused'];
+
+exports['default'] = function (JXT) {
+
+    var PSA = JXT.define({
+        name: 'state',
+        namespace: _xmppConstants.Namespace.PSA,
+        element: 'state-annotation',
+        fields: {
+            from: JXT.utils.jidAttribute('from'),
+            condition: JXT.utils.enumSub(_xmppConstants.Namespace.PSA, CONDITIONS),
+            description: JXT.utils.textSub(_xmppConstants.Namespace.PSA, 'description')
+        }
+    });
+
+    JXT.extendPresence(PSA);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],173:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Pubsub = JXT.define({
+        name: 'pubsub',
+        namespace: _xmppConstants.Namespace.PUBSUB,
+        element: 'pubsub',
+        fields: {
+            create: {
+                get: function get() {
+                    var node = Utils.getSubAttribute(this.xml, _xmppConstants.Namespace.PUBSUB, 'create', 'node');
+                    if (node) {
+                        return node;
+                    }
+                    return Utils.getBoolSub(this.xml, _xmppConstants.Namespace.PUBSUB, 'create');
+                },
+                set: function set(value) {
+                    if (value === true || !value) {
+                        Utils.setBoolSub(this.xml, _xmppConstants.Namespace.PUBSUB, 'create', value);
+                    } else {
+                        Utils.setSubAttribute(this.xml, _xmppConstants.Namespace.PUBSUB, 'create', 'node', value);
+                    }
+                }
+            },
+            publishOptions: {
+                get: function get() {
+
+                    var DataForm = JXT.getDefinition('x', _xmppConstants.Namespace.DATAFORM);
+                    var conf = Utils.find(this.xml, _xmppConstants.Namespace.PUBSUB, 'publish-options');
+                    if (conf.length && conf[0].childNodes.length) {
+                        return new DataForm({}, conf[0].childNodes[0]);
+                    }
+                },
+                set: function set(value) {
+
+                    var DataForm = JXT.getDefinition('x', _xmppConstants.Namespace.DATAFORM);
+                    var conf = Utils.findOrCreate(this.xml, _xmppConstants.Namespace.PUBSUB, 'publish-options');
+                    if (value) {
+                        var form = new DataForm(value);
+                        conf.appendChild(form.xml);
+                    }
+                }
+            }
+        }
+    });
+
+    var Configure = JXT.define({
+        name: 'config',
+        namespace: _xmppConstants.Namespace.PUBSUB,
+        element: 'configure'
+    });
+
+    var Subscribe = JXT.define({
+        name: 'subscribe',
+        namespace: _xmppConstants.Namespace.PUBSUB,
+        element: 'subscribe',
+        fields: {
+            node: Utils.attribute('node'),
+            jid: Utils.jidAttribute('jid')
+        }
+    });
+
+    var Subscription = JXT.define({
+        name: 'subscription',
+        namespace: _xmppConstants.Namespace.PUBSUB,
+        element: 'subscription',
+        fields: {
+            node: Utils.attribute('node'),
+            jid: Utils.jidAttribute('jid'),
+            subid: Utils.attribute('subid'),
+            type: Utils.attribute('subscription'),
+            configurable: Utils.boolSub('subscribe-options'),
+            configurationRequired: {
+                get: function get() {
+
+                    var options = Utils.find(this.xml, _xmppConstants.Namespace.PUBSUB, 'subscribe-options');
+                    if (options.length) {
+                        return Utils.getBoolSub(options[0], _xmppConstants.Namespace.PUBSUB, 'required');
+                    }
+                    return false;
+                }
+            }
+        }
+    });
+
+    var Subscriptions = JXT.define({
+        name: 'subscriptions',
+        namespace: _xmppConstants.Namespace.PUBSUB,
+        element: 'subscriptions',
+        fields: {
+            node: Utils.attribute('node'),
+            jid: Utils.jidAttribute('jid')
+        }
+    });
+
+    var Affiliation = JXT.define({
+        name: 'affiliation',
+        namespace: _xmppConstants.Namespace.PUBSUB,
+        element: 'affiliation',
+        fields: {
+            node: Utils.attribute('node'),
+            type: Utils.attribute('affiliation')
+        }
+    });
+
+    var Affiliations = JXT.define({
+        name: 'affiliations',
+        namespace: _xmppConstants.Namespace.PUBSUB,
+        element: 'affiliations',
+        fields: {
+            node: Utils.attribute('node')
+        }
+    });
+
+    var SubscriptionOptions = JXT.define({
+        name: 'subscriptionOptions',
+        namespace: _xmppConstants.Namespace.PUBSUB,
+        element: 'options',
+        fields: {
+            node: Utils.attribute('node'),
+            jid: Utils.jidAttribute('jid'),
+            subid: Utils.attribute('subid')
+        }
+    });
+
+    var Unsubscribe = JXT.define({
+        name: 'unsubscribe',
+        namespace: _xmppConstants.Namespace.PUBSUB,
+        element: 'unsubscribe',
+        fields: {
+            node: Utils.attribute('node'),
+            jid: Utils.jidAttribute('jid')
+        }
+    });
+
+    var Publish = JXT.define({
+        name: 'publish',
+        namespace: _xmppConstants.Namespace.PUBSUB,
+        element: 'publish',
+        fields: {
+            node: Utils.attribute('node')
+        }
+    });
+
+    var Retract = JXT.define({
+        name: 'retract',
+        namespace: _xmppConstants.Namespace.PUBSUB,
+        element: 'retract',
+        fields: {
+            node: Utils.attribute('node'),
+            notify: Utils.boolAttribute('notify'),
+            id: Utils.subAttribute(_xmppConstants.Namespace.PUBSUB, 'item', 'id')
+        }
+    });
+
+    var Retrieve = JXT.define({
+        name: 'retrieve',
+        namespace: _xmppConstants.Namespace.PUBSUB,
+        element: 'items',
+        fields: {
+            node: Utils.attribute('node'),
+            max: Utils.attribute('max_items')
+        }
+    });
+
+    var Item = JXT.define({
+        name: 'item',
+        namespace: _xmppConstants.Namespace.PUBSUB,
+        element: 'item',
+        fields: {
+            id: Utils.attribute('id')
+        }
+    });
+
+    JXT.extend(Pubsub, Configure);
+    JXT.extend(Pubsub, Subscribe);
+    JXT.extend(Pubsub, Unsubscribe);
+    JXT.extend(Pubsub, Publish);
+    JXT.extend(Pubsub, Retract);
+    JXT.extend(Pubsub, Retrieve);
+    JXT.extend(Pubsub, Subscription);
+    JXT.extend(Pubsub, SubscriptionOptions);
+    JXT.extend(Pubsub, Subscriptions);
+    JXT.extend(Pubsub, Affiliations);
+
+    JXT.extend(Publish, Item, 'items');
+    JXT.extend(Retrieve, Item, 'items');
+
+    JXT.extend(Subscriptions, Subscription, 'list');
+    JXT.extend(Affiliations, Affiliation, 'list');
+
+    JXT.extendIQ(Pubsub);
+
+    JXT.withDataForm(function (DataForm) {
+
+        JXT.extend(SubscriptionOptions, DataForm);
+        JXT.extend(Item, DataForm);
+        JXT.extend(Configure, DataForm);
+    });
+
+    JXT.withDefinition('set', _xmppConstants.Namespace.RSM, function (RSM) {
+
+        JXT.extend(Pubsub, RSM);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],174:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var CONDITIONS = ['closed-node', 'configuration-required', 'invalid-jid', 'invalid-options', 'invalid-payload', 'invalid-subid', 'item-forbidden', 'item-required', 'jid-required', 'max-items-exceeded', 'max-nodes-exceeded', 'nodeid-required', 'not-in-roster-group', 'not-subscribed', 'payload-too-big', 'payload-required', 'pending-subscription', 'presence-subscription-required', 'subid-required', 'too-many-subscriptions', 'unsupported', 'unsupported-access-model'];
+
+exports['default'] = function (JXT) {
+
+    JXT.withStanzaError(function (StanzaError) {
+
+        JXT.add(StanzaError, 'pubsubCondition', JXT.utils.enumSub(_xmppConstants.Namespace.PUBSUB_ERRORS, CONDITIONS));
+        JXT.add(StanzaError, 'pubsubUnsupportedFeature', {
+            get: function get() {
+                return JXT.utils.getSubAttribute(this.xml, _xmppConstants.Namespace.PUBSUB_ERRORS, 'unsupported', 'feature');
+            },
+            set: function set(value) {
+                if (value) {
+                    this.pubsubCondition = 'unsupported';
+                }
+                JXT.utils.setSubAttribute(this.xml, _xmppConstants.Namespace.PUBSUB_ERRORS, 'unsupported', 'feature', value);
+            }
+        });
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],175:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Event = JXT.define({
+        name: 'event',
+        namespace: _xmppConstants.Namespace.PUBSUB_EVENT,
+        element: 'event'
+    });
+
+    var EventPurge = JXT.define({
+        name: 'purged',
+        namespace: _xmppConstants.Namespace.PUBSUB_EVENT,
+        element: 'purge',
+        fields: {
+            node: Utils.attribute('node')
+        }
+    });
+
+    var EventDelete = JXT.define({
+        name: 'deleted',
+        namespace: _xmppConstants.Namespace.PUBSUB_EVENT,
+        element: 'delete',
+        fields: {
+            node: Utils.attribute('node'),
+            redirect: Utils.subAttribute(_xmppConstants.Namespace.PUBSUB_EVENT, 'redirect', 'uri')
+        }
+    });
+
+    var EventSubscription = JXT.define({
+        name: 'subscriptionChanged',
+        namespace: _xmppConstants.Namespace.PUBSUB_EVENT,
+        element: 'subscription',
+        fields: {
+            node: Utils.attribute('node'),
+            jid: Utils.jidAttribute('jid'),
+            type: Utils.attribute('subscription'),
+            subid: Utils.attribute('subid'),
+            expiry: {
+                get: function get() {
+
+                    var text = Utils.getAttribute(this.xml, 'expiry');
+                    if (text === 'presence') {
+                        return text;
+                    } else if (text) {
+                        return new Date(text);
+                    }
+                },
+                set: function set(value) {
+
+                    if (!value) {
+                        return;
+                    }
+
+                    if (typeof value !== 'string') {
+                        value = value.toISOString();
+                    }
+
+                    Utils.setAttribute(this.xml, 'expiry', value);
+                }
+            }
+        }
+    });
+
+    var EventConfiguration = JXT.define({
+        name: 'configurationChanged',
+        namespace: _xmppConstants.Namespace.PUBSUB_EVENT,
+        element: 'configuration',
+        fields: {
+            node: Utils.attribute('node')
+        }
+    });
+
+    var EventItems = JXT.define({
+        name: 'updated',
+        namespace: _xmppConstants.Namespace.PUBSUB_EVENT,
+        element: 'items',
+        fields: {
+            node: Utils.attribute('node'),
+            retracted: {
+                get: function get() {
+
+                    var results = [];
+                    var retracted = Utils.find(this.xml, _xmppConstants.Namespace.PUBSUB_EVENT, 'retract');
+
+                    retracted.forEach(function (xml) {
+
+                        results.push(xml.getAttribute('id'));
+                    });
+                    return results;
+                },
+                set: function set(value) {
+
+                    var self = this;
+                    value.forEach(function (id) {
+
+                        var retracted = Utils.createElement(_xmppConstants.Namespace.PUBSUB_EVENT, 'retract', _xmppConstants.Namespace.PUBSUB_EVENT);
+                        retracted.setAttribute('id', id);
+                        this.xml.appendChild(retracted);
+                    });
+                }
+            }
+        }
+    });
+
+    var EventItem = JXT.define({
+        name: '_eventItem',
+        namespace: _xmppConstants.Namespace.PUBSUB_EVENT,
+        element: 'item',
+        fields: {
+            id: Utils.attribute('id'),
+            node: Utils.attribute('node'),
+            publisher: Utils.jidAttribute('publisher')
+        }
+    });
+
+    JXT.extend(EventItems, EventItem, 'published');
+
+    JXT.extend(Event, EventItems);
+    JXT.extend(Event, EventSubscription);
+    JXT.extend(Event, EventConfiguration);
+    JXT.extend(Event, EventDelete);
+    JXT.extend(Event, EventPurge);
+
+    JXT.extendMessage(Event);
+
+    JXT.withDataForm(function (DataForm) {
+
+        JXT.extend(EventConfiguration, DataForm);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],176:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var PubsubOwner = JXT.define({
+        name: 'pubsubOwner',
+        namespace: _xmppConstants.Namespace.PUBSUB_OWNER,
+        element: 'pubsub',
+        fields: {
+            purge: Utils.subAttribute(_xmppConstants.Namespace.PUBSUB_OWNER, 'purge', 'node'),
+            del: Utils.subAttribute(_xmppConstants.Namespace.PUBSUB_OWNER, 'delete', 'node'),
+            redirect: {
+                get: function get() {
+
+                    var del = Utils.find(this.xml, _xmppConstants.Namespace.PUBSUB_OWNER, 'delete');
+                    if (del.length) {
+                        return Utils.getSubAttribute(del[0], _xmppConstants.Namespace.PUBSUB_OWNER, 'redirect', 'uri');
+                    }
+                    return '';
+                },
+                set: function set(value) {
+
+                    var del = Utils.findOrCreate(this.xml, _xmppConstants.Namespace.PUBSUB_OWNER, 'delete');
+                    Utils.setSubAttribute(del, _xmppConstants.Namespace.PUBSUB_OWNER, 'redirect', 'uri', value);
+                }
+            }
+        }
+    });
+
+    var Subscription = JXT.define({
+        name: 'subscription',
+        namespace: _xmppConstants.Namespace.PUBSUB_OWNER,
+        element: 'subscription',
+        fields: {
+            node: Utils.attribute('node'),
+            jid: Utils.jidAttribute('jid'),
+            subid: Utils.attribute('subid'),
+            type: Utils.attribute('subscription'),
+            configurable: Utils.boolSub('subscribe-options'),
+            configurationRequired: {
+                get: function get() {
+
+                    var options = Utils.find(this.xml, _xmppConstants.Namespace.PUBSUB_OWNER, 'subscribe-options');
+                    if (options.length) {
+                        return Utils.getBoolSub(options[0], _xmppConstants.Namespace.PUBSUB_OWNER, 'required');
+                    }
+                    return false;
+                }
+            }
+        }
+    });
+
+    var Subscriptions = JXT.define({
+        name: 'subscriptions',
+        namespace: _xmppConstants.Namespace.PUBSUB_OWNER,
+        element: 'subscriptions',
+        fields: {
+            node: Utils.attribute('node')
+        }
+    });
+
+    var Affiliation = JXT.define({
+        name: 'affiliation',
+        namespace: _xmppConstants.Namespace.PUBSUB_OWNER,
+        element: 'affiliation',
+        fields: {
+            jid: Utils.jidAttribute('jid'),
+            type: Utils.attribute('affiliation')
+        }
+    });
+
+    var Affiliations = JXT.define({
+        name: 'affiliations',
+        namespace: _xmppConstants.Namespace.PUBSUB_OWNER,
+        element: 'affiliations',
+        fields: {
+            node: Utils.attribute('node')
+        }
+    });
+
+    var Configure = JXT.define({
+        name: 'config',
+        namespace: _xmppConstants.Namespace.PUBSUB_OWNER,
+        element: 'configure',
+        fields: {
+            node: Utils.attribute('node')
+        }
+    });
+
+    JXT.extend(PubsubOwner, Configure);
+    JXT.extend(PubsubOwner, Subscriptions);
+    JXT.extend(PubsubOwner, Affiliations);
+
+    JXT.extend(Subscriptions, Subscription, 'list');
+    JXT.extend(Affiliations, Affiliation, 'list');
+
+    JXT.extendIQ(PubsubOwner);
+
+    JXT.withDataForm(function (DataForm) {
+
+        JXT.extend(Configure, DataForm);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],177:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Enable = JXT.define({
+        name: 'enablePush',
+        element: 'enable',
+        namespace: _xmppConstants.Namespace.PUSH_0,
+        fields: {
+            jid: Utils.jidAttribute('jid'),
+            node: Utils.attribute('node')
+        }
+    });
+
+    var Disable = JXT.define({
+        name: 'disablePush',
+        element: 'disable',
+        namespace: _xmppConstants.Namespace.PUSH_0,
+        fields: {
+            jid: Utils.jidAttribute('jid'),
+            node: Utils.attribute('node')
+        }
+    });
+
+    var Notification = JXT.define({
+        name: 'pushNotification',
+        element: 'notification',
+        namespace: _xmppConstants.Namespace.PUSH_0
+    });
+
+    JXT.withDataForm(function (DataForm) {
+        JXT.extend(Notification, DataForm);
+        JXT.extend(Enable, DataForm);
+    });
+
+    JXT.extendIQ(Enable);
+    JXT.extendIQ(Disable);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],178:[function(require,module,exports){
+'use strict';
+
+var _interopRequireDefault = require('babel-runtime/helpers/interop-require-default')['default'];
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var _lodashForeach = require('lodash.foreach');
+
+var _lodashForeach2 = _interopRequireDefault(_lodashForeach);
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var ReachURI = JXT.define({
+        name: '_reachAddr',
+        namespace: _xmppConstants.Namespace.REACH_0,
+        element: 'addr',
+        fields: {
+            uri: Utils.attribute('uri'),
+            $desc: {
+                get: function get() {
+
+                    return Utils.getSubLangText(this.xml, _xmppConstants.Namespace.REACH_0, 'desc', this.lang);
+                }
+            },
+            desc: {
+                get: function get() {
+
+                    var descs = this.$desc;
+                    return descs[this.lang] || '';
+                },
+                set: function set(value) {
+
+                    Utils.setSubLangText(this.xml, _xmppConstants.Namespace.REACH_0, 'desc', value, this.lang);
+                }
+            }
+        }
+    });
+
+    var reachability = {
+        get: function get() {
+
+            var reach = Utils.find(this.xml, _xmppConstants.Namespace.REACH_0, 'reach');
+            var results = [];
+            if (reach.length) {
+                var addrs = Utils.find(reach[0], _xmppConstants.Namespace.REACH_0, 'addr');
+                (0, _lodashForeach2['default'])(addrs, function (addr) {
+
+                    results.push(new ReachURI({}, addr));
+                });
+            }
+            return results;
+        },
+        set: function set(value) {
+
+            var reach = Utils.findOrCreate(this.xml, _xmppConstants.Namespace.REACH_0, 'reach');
+            Utils.setAttribute(reach, 'xmlns', _xmppConstants.Namespace.REACH_0);
+            (0, _lodashForeach2['default'])(value, function (info) {
+
+                var addr = new ReachURI(info);
+                reach.appendChild(addr.xml);
+            });
+        }
+    };
+
+    JXT.withPubsubItem(function (Item) {
+
+        JXT.add(Item, 'reach', reachability);
+    });
+
+    JXT.withPresence(function (Presence) {
+
+        JXT.add(Presence, 'reach', reachability);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"babel-runtime/helpers/interop-require-default":197,"lodash.foreach":212,"xmpp-constants":220}],179:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Register = JXT.define({
+        name: 'register',
+        namespace: _xmppConstants.Namespace.REGISTER,
+        element: 'query',
+        fields: {
+            instructions: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'instructions'),
+            registered: Utils.boolSub(_xmppConstants.Namespace.REGISTER, 'registered'),
+            remove: Utils.boolSub(_xmppConstants.Namespace.REGISTER, 'remove'),
+            username: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'username'),
+            nick: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'nick'),
+            password: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'password'),
+            name: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'name'),
+            first: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'first'),
+            last: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'last'),
+            email: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'email'),
+            address: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'address'),
+            city: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'city'),
+            state: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'state'),
+            zip: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'zip'),
+            phone: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'phone'),
+            url: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'url'),
+            date: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'date'),
+            misc: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'misc'),
+            text: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'text'),
+            key: Utils.textSub(_xmppConstants.Namespace.REGISTER, 'key')
+        }
+    });
+
+    JXT.extendIQ(Register);
+
+    JXT.withDefinition('x', _xmppConstants.Namespace.OOB, function (OOB) {
+
+        JXT.extend(Register, OOB);
+    });
+
+    JXT.withDataForm(function (DataForm) {
+
+        JXT.extend(Register, DataForm);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],180:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Roster = JXT.define({
+        name: 'roster',
+        namespace: _xmppConstants.Namespace.ROSTER,
+        element: 'query',
+        fields: {
+            ver: {
+                get: function get() {
+
+                    return Utils.getAttribute(this.xml, 'ver');
+                },
+                set: function set(value) {
+
+                    var force = value === '';
+                    Utils.setAttribute(this.xml, 'ver', value, force);
+                }
+            }
+        }
+    });
+
+    var RosterItem = JXT.define({
+        name: '_rosterItem',
+        namespace: _xmppConstants.Namespace.ROSTER,
+        element: 'item',
+        fields: {
+            jid: Utils.jidAttribute('jid', true),
+            name: Utils.attribute('name'),
+            subscription: Utils.attribute('subscription', 'none'),
+            subscriptionRequested: {
+                get: function get() {
+
+                    var ask = Utils.getAttribute(this.xml, 'ask');
+                    return ask === 'subscribe';
+                }
+            },
+            preApproved: Utils.boolAttribute(_xmppConstants.Namespace.ROSTER, 'approved'),
+            groups: Utils.multiTextSub(_xmppConstants.Namespace.ROSTER, 'group')
+        }
+    });
+
+    JXT.extend(Roster, RosterItem, 'items');
+
+    JXT.extendIQ(Roster);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],181:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    JXT.define({
+        name: 'rsm',
+        namespace: _xmppConstants.Namespace.RSM,
+        element: 'set',
+        fields: {
+            after: Utils.textSub(_xmppConstants.Namespace.RSM, 'after'),
+            before: {
+                get: function get() {
+
+                    return Utils.getSubText(this.xml, _xmppConstants.Namespace.RSM, 'before');
+                },
+                set: function set(value) {
+
+                    if (value === true) {
+                        Utils.findOrCreate(this.xml, _xmppConstants.Namespace.RSM, 'before');
+                    } else {
+                        Utils.setSubText(this.xml, _xmppConstants.Namespace.RSM, 'before', value);
+                    }
+                }
+            },
+            count: Utils.numberSub(_xmppConstants.Namespace.RSM, 'count', false, 0),
+            first: Utils.textSub(_xmppConstants.Namespace.RSM, 'first'),
+            firstIndex: Utils.subAttribute(_xmppConstants.Namespace.RSM, 'first', 'index'),
+            index: Utils.textSub(_xmppConstants.Namespace.RSM, 'index'),
+            last: Utils.textSub(_xmppConstants.Namespace.RSM, 'last'),
+            max: Utils.textSub(_xmppConstants.Namespace.RSM, 'max')
+        }
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],182:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Feedback = {
+        get: function get() {
+
+            var existing = Utils.find(this.xml, _xmppConstants.Namespace.JINGLE_RTP_RTCP_FB_0, 'rtcp-fb');
+            var result = [];
+            existing.forEach(function (xml) {
+
+                result.push({
+                    type: Utils.getAttribute(xml, 'type'),
+                    subtype: Utils.getAttribute(xml, 'subtype')
+                });
+            });
+            existing = Utils.find(this.xml, _xmppConstants.Namespace.JINGLE_RTP_RTCP_FB_0, 'rtcp-fb-trr-int');
+            existing.forEach(function (xml) {
+
+                result.push({
+                    type: Utils.getAttribute(xml, 'type'),
+                    value: Utils.getAttribute(xml, 'value')
+                });
+            });
+            return result;
+        },
+        set: function set(values) {
+
+            var self = this;
+            var existing = Utils.find(this.xml, _xmppConstants.Namespace.JINGLE_RTP_RTCP_FB_0, 'rtcp-fb');
+            existing.forEach(function (item) {
+
+                self.xml.removeChild(item);
+            });
+            existing = Utils.find(this.xml, _xmppConstants.Namespace.JINGLE_RTP_RTCP_FB_0, 'rtcp-fb-trr-int');
+            existing.forEach(function (item) {
+
+                self.xml.removeChild(item);
+            });
+
+            values.forEach(function (value) {
+
+                var fb = undefined;
+                if (value.type === 'trr-int') {
+                    fb = Utils.createElement(_xmppConstants.Namespace.JINGLE_RTP_RTCP_FB_0, 'rtcp-fb-trr-int', _xmppConstants.Namespace.JINGLE_RTP_1);
+                    Utils.setAttribute(fb, 'type', value.type);
+                    Utils.setAttribute(fb, 'value', value.value);
+                } else {
+                    fb = Utils.createElement(_xmppConstants.Namespace.JINGLE_RTP_RTCP_FB_0, 'rtcp-fb', _xmppConstants.Namespace.JINGLE_RTP_1);
+                    Utils.setAttribute(fb, 'type', value.type);
+                    Utils.setAttribute(fb, 'subtype', value.subtype);
+                }
+                self.xml.appendChild(fb);
+            });
+        }
+    };
+
+    var Bandwidth = JXT.define({
+        name: 'bandwidth',
+        namespace: _xmppConstants.Namespace.JINGLE_RTP_1,
+        element: 'bandwidth',
+        fields: {
+            type: Utils.attribute('type'),
+            bandwidth: Utils.text()
+        }
+    });
+
+    var RTP = JXT.define({
+        name: '_rtp',
+        namespace: _xmppConstants.Namespace.JINGLE_RTP_1,
+        element: 'description',
+        tags: ['jingle-description'],
+        fields: {
+            descType: { value: 'rtp' },
+            media: Utils.attribute('media'),
+            ssrc: Utils.attribute('ssrc'),
+            mux: Utils.boolSub(_xmppConstants.Namespace.JINGLE_RTP_1, 'rtcp-mux'),
+            encryption: {
+                get: function get() {
+
+                    var enc = Utils.find(this.xml, _xmppConstants.Namespace.JINGLE_RTP_1, 'encryption');
+                    if (!enc.length) {
+                        return [];
+                    }
+                    enc = enc[0];
+
+                    var self = this;
+                    var data = Utils.find(enc, _xmppConstants.Namespace.JINGLE_RTP_1, 'crypto');
+                    var results = [];
+
+                    data.forEach(function (xml) {
+
+                        results.push(new Crypto({}, xml, self).toJSON());
+                    });
+                    return results;
+                },
+                set: function set(values) {
+
+                    var enc = Utils.find(this.xml, _xmppConstants.Namespace.JINGLE_RTP_1, 'encryption');
+                    if (enc.length) {
+                        this.xml.removeChild(enc);
+                    }
+
+                    if (!values.length) {
+                        return;
+                    }
+
+                    Utils.setBoolSubAttribute(this.xml, _xmppConstants.Namespace.JINGLE_RTP_1, 'encryption', 'required', true);
+                    enc = Utils.find(this.xml, _xmppConstants.Namespace.JINGLE_RTP_1, 'encryption')[0];
+
+                    var self = this;
+                    values.forEach(function (value) {
+
+                        var content = new Crypto(value, null, self);
+                        enc.appendChild(content.xml);
+                    });
+                }
+            },
+            feedback: Feedback,
+            headerExtensions: {
+                get: function get() {
+
+                    var existing = Utils.find(this.xml, _xmppConstants.Namespace.JINGLE_RTP_HDREXT_0, 'rtp-hdrext');
+                    var result = [];
+                    existing.forEach(function (xml) {
+
+                        result.push({
+                            id: Utils.getAttribute(xml, 'id'),
+                            uri: Utils.getAttribute(xml, 'uri'),
+                            senders: Utils.getAttribute(xml, 'senders')
+                        });
+                    });
+                    return result;
+                },
+                set: function set(values) {
+
+                    var self = this;
+                    var existing = Utils.find(this.xml, _xmppConstants.Namespace.JINGLE_RTP_HDREXT_0, 'rtp-hdrext');
+                    existing.forEach(function (item) {
+
+                        self.xml.removeChild(item);
+                    });
+
+                    values.forEach(function (value) {
+
+                        var hdr = Utils.createElement(_xmppConstants.Namespace.JINGLE_RTP_HDREXT_0, 'rtp-hdrext', _xmppConstants.Namespace.JINGLE_RTP_1);
+                        Utils.setAttribute(hdr, 'id', value.id);
+                        Utils.setAttribute(hdr, 'uri', value.uri);
+                        Utils.setAttribute(hdr, 'senders', value.senders);
+                        self.xml.appendChild(hdr);
+                    });
+                }
+            }
+        }
+    });
+
+    var PayloadType = JXT.define({
+        name: '_payloadType',
+        namespace: _xmppConstants.Namespace.JINGLE_RTP_1,
+        element: 'payload-type',
+        fields: {
+            channels: Utils.attribute('channels'),
+            clockrate: Utils.attribute('clockrate'),
+            id: Utils.attribute('id'),
+            maxptime: Utils.attribute('maxptime'),
+            name: Utils.attribute('name'),
+            ptime: Utils.attribute('ptime'),
+            feedback: Feedback,
+            parameters: {
+                get: function get() {
+
+                    var result = [];
+                    var params = Utils.find(this.xml, _xmppConstants.Namespace.JINGLE_RTP_1, 'parameter');
+                    params.forEach(function (param) {
+
+                        result.push({
+                            key: Utils.getAttribute(param, 'name'),
+                            value: Utils.getAttribute(param, 'value')
+                        });
+                    });
+                    return result;
+                },
+                set: function set(values) {
+
+                    var self = this;
+                    values.forEach(function (value) {
+
+                        var param = Utils.createElement(_xmppConstants.Namespace.JINGLE_RTP_1, 'parameter');
+                        Utils.setAttribute(param, 'name', value.key);
+                        Utils.setAttribute(param, 'value', value.value);
+                        self.xml.appendChild(param);
+                    });
+                }
+            }
+        }
+    });
+
+    var Crypto = JXT.define({
+        name: 'crypto',
+        namespace: _xmppConstants.Namespace.JINGLE_RTP_1,
+        element: 'crypto',
+        fields: {
+            cipherSuite: Utils.attribute('crypto-suite'),
+            keyParams: Utils.attribute('key-params'),
+            sessionParams: Utils.attribute('session-params'),
+            tag: Utils.attribute('tag')
+        }
+    });
+
+    var ContentGroup = JXT.define({
+        name: '_group',
+        namespace: _xmppConstants.Namespace.JINGLE_GROUPING_0,
+        element: 'group',
+        fields: {
+            semantics: Utils.attribute('semantics'),
+            contents: Utils.multiSubAttribute(_xmppConstants.Namespace.JINGLE_GROUPING_0, 'content', 'name')
+        }
+    });
+
+    var SourceGroup = JXT.define({
+        name: '_sourceGroup',
+        namespace: _xmppConstants.Namespace.JINGLE_RTP_SSMA_0,
+        element: 'ssrc-group',
+        fields: {
+            semantics: Utils.attribute('semantics'),
+            sources: Utils.multiSubAttribute(_xmppConstants.Namespace.JINGLE_RTP_SSMA_0, 'source', 'ssrc')
+        }
+    });
+
+    var Source = JXT.define({
+        name: '_source',
+        namespace: _xmppConstants.Namespace.JINGLE_RTP_SSMA_0,
+        element: 'source',
+        fields: {
+            ssrc: Utils.attribute('ssrc'),
+            parameters: {
+                get: function get() {
+
+                    var result = [];
+                    var params = Utils.find(this.xml, _xmppConstants.Namespace.JINGLE_RTP_SSMA_0, 'parameter');
+                    params.forEach(function (param) {
+
+                        result.push({
+                            key: Utils.getAttribute(param, 'name'),
+                            value: Utils.getAttribute(param, 'value')
+                        });
+                    });
+                    return result;
+                },
+                set: function set(values) {
+
+                    var self = this;
+                    values.forEach(function (value) {
+
+                        var param = Utils.createElement(_xmppConstants.Namespace.JINGLE_RTP_SSMA_0, 'parameter');
+                        Utils.setAttribute(param, 'name', value.key);
+                        Utils.setAttribute(param, 'value', value.value);
+                        self.xml.appendChild(param);
+                    });
+                }
+            }
+        }
+    });
+
+    var Mute = JXT.define({
+        name: 'mute',
+        namespace: _xmppConstants.Namespace.JINGLE_RTP_INFO_1,
+        element: 'mute',
+        fields: {
+            creator: Utils.attribute('creator'),
+            name: Utils.attribute('name')
+        }
+    });
+
+    var Unmute = JXT.define({
+        name: 'unmute',
+        namespace: _xmppConstants.Namespace.JINGLE_RTP_INFO_1,
+        element: 'unmute',
+        fields: {
+            creator: Utils.attribute('creator'),
+            name: Utils.attribute('name')
+        }
+    });
+
+    JXT.extend(RTP, Bandwidth);
+    JXT.extend(RTP, PayloadType, 'payloads');
+    JXT.extend(RTP, Source, 'sources');
+    JXT.extend(RTP, SourceGroup, 'sourceGroups');
+
+    JXT.withDefinition('content', _xmppConstants.Namespace.JINGLE_1, function (Content) {
+
+        JXT.extend(Content, RTP);
+    });
+
+    JXT.withDefinition('jingle', _xmppConstants.Namespace.JINGLE_1, function (Jingle) {
+
+        JXT.extend(Jingle, Mute);
+        JXT.extend(Jingle, Unmute);
+        JXT.extend(Jingle, ContentGroup, 'groups');
+        JXT.add(Jingle, 'ringing', Utils.boolSub(_xmppConstants.Namespace.JINGLE_RTP_INFO_1, 'ringing'));
+        JXT.add(Jingle, 'hold', Utils.boolSub(_xmppConstants.Namespace.JINGLE_RTP_INFO_1, 'hold'));
+        JXT.add(Jingle, 'active', Utils.boolSub(_xmppConstants.Namespace.JINGLE_RTP_INFO_1, 'active'));
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],183:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var TYPE_MAP = {
+    insert: 't',
+    erase: 'e',
+    wait: 'w'
+};
+
+var ACTION_MAP = {
+    t: 'insert',
+    e: 'erase',
+    w: 'wait'
+};
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var RTT = JXT.define({
+        name: 'rtt',
+        namespace: _xmppConstants.Namespace.RTT_0,
+        element: 'rtt',
+        fields: {
+            id: Utils.attribute('id'),
+            event: Utils.attribute('event', 'edit'),
+            seq: Utils.numberAttribute('seq'),
+            actions: {
+                get: function get() {
+
+                    var results = [];
+                    for (var i = 0, len = this.xml.childNodes.length; i < len; i++) {
+                        var child = this.xml.childNodes[i];
+                        var _name = child.localName;
+                        var action = {};
+
+                        if (child.namespaceURI !== _xmppConstants.Namespace.RTT_0) {
+                            continue;
+                        }
+
+                        if (ACTION_MAP[_name]) {
+                            action.type = ACTION_MAP[_name];
+                        } else {
+                            continue;
+                        }
+
+                        var pos = Utils.getAttribute(child, 'p');
+                        if (pos) {
+                            action.pos = parseInt(pos, 10);
+                        }
+
+                        var n = Utils.getAttribute(child, 'n');
+                        if (n) {
+                            action.num = parseInt(n, 10);
+                        }
+
+                        var t = Utils.getText(child);
+                        if (t && _name === 't') {
+                            action.text = t;
+                        }
+
+                        results.push(action);
+                    }
+
+                    return results;
+                },
+                set: function set(actions) {
+
+                    var self = this;
+
+                    for (var i = 0, len = this.xml.childNodes.length; i < len; i++) {
+                        this.xml.removeChild(this.xml.childNodes[i]);
+                    }
+
+                    actions.forEach(function (action) {
+
+                        if (!TYPE_MAP[action.type]) {
+                            return;
+                        }
+
+                        var child = Utils.createElement(_xmppConstants.Namespace.RTT_0, TYPE_MAP[action.type], _xmppConstants.Namespace.RTT_0);
+
+                        if (action.pos !== undefined) {
+                            Utils.setAttribute(child, 'p', action.pos.toString());
+                        }
+
+                        if (action.num) {
+                            Utils.setAttribute(child, 'n', action.num.toString());
+                        }
+
+                        if (action.text) {
+                            Utils.setText(child, action.text);
+                        }
+
+                        self.xml.appendChild(child);
+                    });
+                }
+            }
+        }
+    });
+
+    JXT.extendMessage(RTT);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],184:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var CONDITIONS = ['aborted', 'account-disabled', 'credentials-expired', 'encryption-required', 'incorrect-encoding', 'invalid-authzid', 'invalid-mechanism', 'malformed-request', 'mechanism-too-weak', 'not-authorized', 'temporary-auth-failure'];
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Mechanisms = JXT.define({
+        name: 'sasl',
+        namespace: _xmppConstants.Namespace.SASL,
+        element: 'mechanisms',
+        fields: {
+            mechanisms: Utils.multiTextSub(_xmppConstants.Namespace.SASL, 'mechanism')
+        }
+    });
+
+    JXT.define({
+        name: 'saslAuth',
+        eventName: 'sasl:auth',
+        namespace: _xmppConstants.Namespace.SASL,
+        element: 'auth',
+        topLevel: true,
+        fields: {
+            value: Utils.text(),
+            mechanism: Utils.attribute('mechanism')
+        }
+    });
+
+    JXT.define({
+        name: 'saslChallenge',
+        eventName: 'sasl:challenge',
+        namespace: _xmppConstants.Namespace.SASL,
+        element: 'challenge',
+        topLevel: true,
+        fields: {
+            value: Utils.text()
+        }
+    });
+
+    JXT.define({
+        name: 'saslResponse',
+        eventName: 'sasl:response',
+        namespace: _xmppConstants.Namespace.SASL,
+        element: 'response',
+        topLevel: true,
+        fields: {
+            value: Utils.text()
+        }
+    });
+
+    JXT.define({
+        name: 'saslAbort',
+        eventName: 'sasl:abort',
+        namespace: _xmppConstants.Namespace.SASL,
+        element: 'abort',
+        topLevel: true
+    });
+
+    JXT.define({
+        name: 'saslSuccess',
+        eventName: 'sasl:success',
+        namespace: _xmppConstants.Namespace.SASL,
+        element: 'success',
+        topLevel: true,
+        fields: {
+            value: Utils.text()
+        }
+    });
+
+    JXT.define({
+        name: 'saslFailure',
+        eventName: 'sasl:failure',
+        namespace: _xmppConstants.Namespace.SASL,
+        element: 'failure',
+        topLevel: true,
+        fields: {
+            lang: {
+                get: function get() {
+
+                    return this._lang || '';
+                },
+                set: function set(value) {
+
+                    this._lang = value;
+                }
+            },
+            condition: Utils.enumSub(_xmppConstants.Namespace.SASL, CONDITIONS),
+            $text: {
+                get: function get() {
+
+                    return Utils.getSubLangText(this.xml, _xmppConstants.Namespace.SASL, 'text', this.lang);
+                }
+            },
+            text: {
+                get: function get() {
+
+                    var text = this.$text;
+                    return text[this.lang] || '';
+                },
+                set: function set(value) {
+
+                    Utils.setSubLangText(this.xml, _xmppConstants.Namespace.SASL, 'text', value, this.lang);
+                }
+            }
+        }
+    });
+
+    JXT.extendStreamFeatures(Mechanisms);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],185:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Session = JXT.define({
+        name: 'session',
+        namespace: _xmppConstants.Namespace.SESSION,
+        element: 'session',
+        fields: {
+            required: JXT.utils.boolSub(_xmppConstants.Namespace.SESSION, 'required'),
+            optional: JXT.utils.boolSub(_xmppConstants.Namespace.SESSION, 'optional')
+        }
+    });
+
+    JXT.extendIQ(Session);
+    JXT.extendStreamFeatures(Session);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],186:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var SHIM = {
+        get: function get() {
+
+            var headerSet = Utils.find(this.xml, _xmppConstants.Namespace.SHIM, 'headers');
+            if (headerSet.length) {
+                return Utils.getMultiSubText(headerSet[0], _xmppConstants.Namespace.SHIM, 'header', function (header) {
+
+                    var name = Utils.getAttribute(header, 'name');
+                    if (name) {
+                        return {
+                            name: name,
+                            value: Utils.getText(header)
+                        };
+                    }
+                });
+            }
+            return [];
+        },
+        set: function set(values) {
+
+            var headerSet = Utils.findOrCreate(this.xml, _xmppConstants.Namespace.SHIM, 'headers');
+            JXT.setMultiSubText(headerSet, _xmppConstants.Namespace.SHIM, 'header', values, function (val) {
+
+                var header = Utils.createElement(_xmppConstants.Namespace.SHIM, 'header', _xmppConstants.Namespace.SHIM);
+                Utils.setAttribute(header, 'name', val.name);
+                Utils.setText(header, val.value);
+                headerSet.appendChild(header);
+            });
+        }
+    };
+
+    JXT.withMessage(function (Message) {
+
+        JXT.add(Message, 'headers', SHIM);
+    });
+
+    JXT.withPresence(function (Presence) {
+
+        JXT.add(Presence, 'headers', SHIM);
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],187:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var SMFeature = JXT.define({
+        name: 'streamManagement',
+        namespace: _xmppConstants.Namespace.SMACKS_3,
+        element: 'sm'
+    });
+
+    JXT.define({
+        name: 'smEnable',
+        eventName: 'stream:management:enable',
+        namespace: _xmppConstants.Namespace.SMACKS_3,
+        element: 'enable',
+        topLevel: true,
+        fields: {
+            resume: Utils.boolAttribute('resume')
+        }
+    });
+
+    JXT.define({
+        name: 'smEnabled',
+        eventName: 'stream:management:enabled',
+        namespace: _xmppConstants.Namespace.SMACKS_3,
+        element: 'enabled',
+        topLevel: true,
+        fields: {
+            id: Utils.attribute('id'),
+            resume: Utils.boolAttribute('resume')
+        }
+    });
+
+    JXT.define({
+        name: 'smResume',
+        eventName: 'stream:management:resume',
+        namespace: _xmppConstants.Namespace.SMACKS_3,
+        element: 'resume',
+        topLevel: true,
+        fields: {
+            h: Utils.numberAttribute('h', false, 0),
+            previd: Utils.attribute('previd')
+        }
+    });
+
+    JXT.define({
+        name: 'smResumed',
+        eventName: 'stream:management:resumed',
+        namespace: _xmppConstants.Namespace.SMACKS_3,
+        element: 'resumed',
+        topLevel: true,
+        fields: {
+            h: Utils.numberAttribute('h', false, 0),
+            previd: Utils.attribute('previd')
+        }
+    });
+
+    JXT.define({
+        name: 'smFailed',
+        eventName: 'stream:management:failed',
+        namespace: _xmppConstants.Namespace.SMACKS_3,
+        element: 'failed',
+        topLevel: true
+    });
+
+    JXT.define({
+        name: 'smAck',
+        eventName: 'stream:management:ack',
+        namespace: _xmppConstants.Namespace.SMACKS_3,
+        element: 'a',
+        topLevel: true,
+        fields: {
+            h: Utils.numberAttribute('h', false, 0)
+        }
+    });
+
+    JXT.define({
+        name: 'smRequest',
+        eventName: 'stream:management:request',
+        namespace: _xmppConstants.Namespace.SMACKS_3,
+        element: 'r',
+        topLevel: true
+    });
+
+    JXT.extendStreamFeatures(SMFeature);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],188:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    JXT.define({
+        name: 'stream',
+        namespace: _xmppConstants.Namespace.STREAM,
+        element: 'stream',
+        fields: {
+            lang: Utils.langAttribute(),
+            id: Utils.attribute('id'),
+            version: Utils.attribute('version', '1.0'),
+            to: Utils.jidAttribute('to', true),
+            from: Utils.jidAttribute('from', true)
+        }
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],189:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+var CONDITIONS = ['bad-format', 'bad-namespace-prefix', 'conflict', 'connection-timeout', 'host-gone', 'host-unknown', 'improper-addressing', 'internal-server-error', 'invalid-from', 'invalid-namespace', 'invalid-xml', 'not-authorized', 'not-well-formed', 'policy-violation', 'remote-connection-failed', 'reset', 'resource-constraint', 'restricted-xml', 'see-other-host', 'system-shutdown', 'undefined-condition', 'unsupported-encoding', 'unsupported-feature', 'unsupported-stanza-type', 'uns [...]
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    JXT.define({
+        name: 'streamError',
+        namespace: _xmppConstants.Namespace.STREAM,
+        element: 'error',
+        topLevel: true,
+        fields: {
+            lang: {
+                get: function get() {
+
+                    return this._lang || '';
+                },
+                set: function set(value) {
+
+                    this._lang = value;
+                }
+            },
+            condition: Utils.enumSub(_xmppConstants.Namespace.STREAM_ERROR, CONDITIONS),
+            seeOtherHost: {
+                get: function get() {
+
+                    return Utils.getSubText(this.xml, _xmppConstants.Namespace.STREAM_ERROR, 'see-other-host');
+                },
+                set: function set(value) {
+
+                    this.condition = 'see-other-host';
+                    Utils.setSubText(this.xml, _xmppConstants.Namespace.STREAM_ERROR, 'see-other-host', value);
+                }
+            },
+            $text: {
+                get: function get() {
+
+                    return Utils.getSubLangText(this.xml, _xmppConstants.Namespace.STREAM_ERROR, 'text', this.lang);
+                }
+            },
+            text: {
+                get: function get() {
+
+                    var text = this.$text;
+                    return text[this.lang] || '';
+                },
+                set: function set(value) {
+
+                    Utils.setSubLangText(this.xml, _xmppConstants.Namespace.STREAM_ERROR, 'text', value, this.lang);
+                }
+            }
+        }
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],190:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var StreamFeatures = JXT.define({
+        name: 'streamFeatures',
+        namespace: _xmppConstants.Namespace.STREAM,
+        element: 'features',
+        topLevel: true
+    });
+
+    var RosterVerFeature = JXT.define({
+        name: 'rosterVersioning',
+        namespace: _xmppConstants.Namespace.ROSTER_VERSIONING,
+        element: 'ver'
+    });
+
+    var SubscriptionPreApprovalFeature = JXT.define({
+        name: 'subscriptionPreApproval',
+        namespace: _xmppConstants.Namespace.SUBSCRIPTION_PREAPPROVAL,
+        element: 'sub'
+    });
+
+    JXT.extendStreamFeatures(RosterVerFeature);
+    JXT.extendStreamFeatures(SubscriptionPreApprovalFeature);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],191:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var EntityTime = JXT.define({
+        name: 'time',
+        namespace: _xmppConstants.Namespace.TIME,
+        element: 'time',
+        fields: {
+            utc: JXT.utils.dateSub(_xmppConstants.Namespace.TIME, 'utc'),
+            tzo: JXT.utils.tzoSub(_xmppConstants.Namespace.TIME, 'tzo', 0)
+        }
+    });
+
+    JXT.extendIQ(EntityTime);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],192:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var Tune = JXT.define({
+        name: 'tune',
+        namespace: _xmppConstants.Namespace.TUNE,
+        element: 'tune',
+        fields: {
+            artist: Utils.textSub(_xmppConstants.Namespace.TUNE, 'artist'),
+            length: Utils.numberSub(_xmppConstants.Namespace.TUNE, 'length'),
+            rating: Utils.numberSub(_xmppConstants.Namespace.TUNE, 'rating'),
+            source: Utils.textSub(_xmppConstants.Namespace.TUNE, 'source'),
+            title: Utils.textSub(_xmppConstants.Namespace.TUNE, 'title'),
+            track: Utils.textSub(_xmppConstants.Namespace.TUNE, 'track'),
+            uri: Utils.textSub(_xmppConstants.Namespace.TUNE, 'uri')
+        }
+    });
+
+    JXT.extendPubsubItem(Tune);
+    JXT.extendMessage(Tune);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],193:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Utils = JXT.utils;
+
+    var VCardTemp = JXT.define({
+        name: 'vCardTemp',
+        namespace: _xmppConstants.Namespace.VCARD_TEMP,
+        element: 'vCard',
+        fields: {
+            role: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'ROLE'),
+            website: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'URL'),
+            title: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'TITLE'),
+            description: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'DESC'),
+            fullName: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'FN'),
+            birthday: Utils.dateSub(_xmppConstants.Namespace.VCARD_TEMP, 'BDAY'),
+            nicknames: Utils.multiTextSub(_xmppConstants.Namespace.VCARD_TEMP, 'NICKNAME'),
+            jids: Utils.multiTextSub(_xmppConstants.Namespace.VCARD_TEMP, 'JABBERID')
+        }
+    });
+
+    var Email = JXT.define({
+        name: '_email',
+        namespace: _xmppConstants.Namespace.VCARD_TEMP,
+        element: 'EMAIL',
+        fields: {
+            email: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'USERID'),
+            home: Utils.boolSub(_xmppConstants.Namespace.VCARD_TEMP, 'HOME'),
+            work: Utils.boolSub(_xmppConstants.Namespace.VCARD_TEMP, 'WORK'),
+            preferred: Utils.boolSub(_xmppConstants.Namespace.VCARD_TEMP, 'PREF')
+        }
+    });
+
+    var PhoneNumber = JXT.define({
+        name: '_tel',
+        namespace: _xmppConstants.Namespace.VCARD_TEMP,
+        element: 'TEL',
+        fields: {
+            number: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'NUMBER'),
+            home: Utils.boolSub(_xmppConstants.Namespace.VCARD_TEMP, 'HOME'),
+            work: Utils.boolSub(_xmppConstants.Namespace.VCARD_TEMP, 'WORK'),
+            mobile: Utils.boolSub(_xmppConstants.Namespace.VCARD_TEMP, 'CELL'),
+            preferred: Utils.boolSub(_xmppConstants.Namespace.VCARD_TEMP, 'PREF')
+        }
+    });
+
+    var Address = JXT.define({
+        name: '_address',
+        namespace: _xmppConstants.Namespace.VCARD_TEMP,
+        element: 'ADR',
+        fields: {
+            street: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'STREET'),
+            street2: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'EXTADD'),
+            country: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'CTRY'),
+            city: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'LOCALITY'),
+            region: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'REGION'),
+            postalCode: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'PCODE'),
+            pobox: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'POBOX'),
+            home: Utils.boolSub(_xmppConstants.Namespace.VCARD_TEMP, 'HOME'),
+            work: Utils.boolSub(_xmppConstants.Namespace.VCARD_TEMP, 'WORK'),
+            preferred: Utils.boolSub(_xmppConstants.Namespace.VCARD_TEMP, 'PREF')
+        }
+    });
+
+    var Organization = JXT.define({
+        name: 'organization',
+        namespace: _xmppConstants.Namespace.VCARD_TEMP,
+        element: 'ORG',
+        fields: {
+            name: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'ORGNAME'),
+            unit: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'ORGUNIT')
+        }
+    });
+
+    var Name = JXT.define({
+        name: 'name',
+        namespace: _xmppConstants.Namespace.VCARD_TEMP,
+        element: 'N',
+        fields: {
+            family: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'FAMILY'),
+            given: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'GIVEN'),
+            middle: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'MIDDLE'),
+            prefix: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'PREFIX'),
+            suffix: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'SUFFIX')
+        }
+    });
+
+    var Photo = JXT.define({
+        name: 'photo',
+        namespace: _xmppConstants.Namespace.VCARD_TEMP,
+        element: 'PHOTO',
+        fields: {
+            type: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'TYPE'),
+            data: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'BINVAL'),
+            url: Utils.textSub(_xmppConstants.Namespace.VCARD_TEMP, 'EXTVAL')
+        }
+    });
+
+    JXT.extend(VCardTemp, Email, 'emails');
+    JXT.extend(VCardTemp, Address, 'addresses');
+    JXT.extend(VCardTemp, PhoneNumber, 'phoneNumbers');
+    JXT.extend(VCardTemp, Organization);
+    JXT.extend(VCardTemp, Name);
+    JXT.extend(VCardTemp, Photo);
+
+    JXT.extendIQ(VCardTemp);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],194:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    var Version = JXT.define({
+        name: 'version',
+        namespace: _xmppConstants.Namespace.VERSION,
+        element: 'query',
+        fields: {
+            name: JXT.utils.textSub(_xmppConstants.Namespace.VERSION, 'name'),
+            version: JXT.utils.textSub(_xmppConstants.Namespace.VERSION, 'version'),
+            os: JXT.utils.textSub(_xmppConstants.Namespace.VERSION, 'os')
+        }
+    });
+
+    JXT.extendIQ(Version);
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],195:[function(require,module,exports){
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _xmppConstants = require('xmpp-constants');
+
+exports['default'] = function (JXT) {
+
+    JXT.withIQ(function (IQ) {
+
+        JXT.add(IQ, 'visible', JXT.utils.boolSub(_xmppConstants.Namespace.INVISIBLE_0, 'visible'));
+        JXT.add(IQ, 'invisible', JXT.utils.boolSub(_xmppConstants.Namespace.INVISIBLE_0, 'invisible'));
+    });
+};
+
+module.exports = exports['default'];
+
+},{"xmpp-constants":220}],196:[function(require,module,exports){
+module.exports = { "default": require("core-js/library/fn/object/assign"), __esModule: true };
+},{"core-js/library/fn/object/assign":198}],197:[function(require,module,exports){
+"use strict";
+
+exports["default"] = function (obj) {
+  return obj && obj.__esModule ? obj : {
+    "default": obj
+  };
+};
+
+exports.__esModule = true;
+},{}],198:[function(require,module,exports){
+require('../../modules/es6.object.assign');
+module.exports = require('../../modules/$.core').Object.assign;
+},{"../../modules/$.core":201,"../../modules/es6.object.assign":211}],199:[function(require,module,exports){
+module.exports = function(it){
+  if(typeof it != 'function')throw TypeError(it + ' is not a function!');
+  return it;
+};
+},{}],200:[function(require,module,exports){
+var toString = {}.toString;
+
+module.exports = function(it){
+  return toString.call(it).slice(8, -1);
+};
+},{}],201:[function(require,module,exports){
+var core = module.exports = {version: '1.2.6'};
+if(typeof __e == 'number')__e = core; // eslint-disable-line no-undef
+},{}],202:[function(require,module,exports){
+// optional / simple context binding
+var aFunction = require('./$.a-function');
+module.exports = function(fn, that, length){
+  aFunction(fn);
+  if(that === undefined)return fn;
+  switch(length){
+    case 1: return function(a){
+      return fn.call(that, a);
+    };
+    case 2: return function(a, b){
+      return fn.call(that, a, b);
+    };
+    case 3: return function(a, b, c){
+      return fn.call(that, a, b, c);
+    };
+  }
+  return function(/* ...args */){
+    return fn.apply(that, arguments);
+  };
+};
+},{"./$.a-function":199}],203:[function(require,module,exports){
+// 7.2.1 RequireObjectCoercible(argument)
+module.exports = function(it){
+  if(it == undefined)throw TypeError("Can't call method on  " + it);
+  return it;
+};
+},{}],204:[function(require,module,exports){
+var global    = require('./$.global')
+  , core      = require('./$.core')
+  , ctx       = require('./$.ctx')
+  , PROTOTYPE = 'prototype';
+
+var $export = function(type, name, source){
+  var IS_FORCED = type & $export.F
+    , IS_GLOBAL = type & $export.G
+    , IS_STATIC = type & $export.S
+    , IS_PROTO  = type & $export.P
+    , IS_BIND   = type & $export.B
+    , IS_WRAP   = type & $export.W
+    , exports   = IS_GLOBAL ? core : core[name] || (core[name] = {})
+    , target    = IS_GLOBAL ? global : IS_STATIC ? global[name] : (global[name] || {})[PROTOTYPE]
+    , key, own, out;
+  if(IS_GLOBAL)source = name;
+  for(key in source){
+    // contains in native
+    own = !IS_FORCED && target && key in target;
+    if(own && key in exports)continue;
+    // export native or passed
+    out = own ? target[key] : source[key];
+    // prevent global pollution for namespaces
+    exports[key] = IS_GLOBAL && typeof target[key] != 'function' ? source[key]
+    // bind timers to global for call from export context
+    : IS_BIND && own ? ctx(out, global)
+    // wrap global constructors for prevent change them in library
+    : IS_WRAP && target[key] == out ? (function(C){
+      var F = function(param){
+        return this instanceof C ? new C(param) : C(param);
+      };
+      F[PROTOTYPE] = C[PROTOTYPE];
+      return F;
+    // make static versions for prototype methods
+    })(out) : IS_PROTO && typeof out == 'function' ? ctx(Function.call, out) : out;
+    if(IS_PROTO)(exports[PROTOTYPE] || (exports[PROTOTYPE] = {}))[key] = out;
+  }
+};
+// type bitmap
+$export.F = 1;  // forced
+$export.G = 2;  // global
+$export.S = 4;  // static
+$export.P = 8;  // proto
+$export.B = 16; // bind
+$export.W = 32; // wrap
+module.exports = $export;
+},{"./$.core":201,"./$.ctx":202,"./$.global":206}],205:[function(require,module,exports){
+module.exports = function(exec){
+  try {
+    return !!exec();
+  } catch(e){
+    return true;
+  }
+};
+},{}],206:[function(require,module,exports){
+// https://github.com/zloirock/core-js/issues/86#issuecomment-115759028
+var global = module.exports = typeof window != 'undefined' && window.Math == Math
+  ? window : typeof self != 'undefined' && self.Math == Math ? self : Function('return this')();
+if(typeof __g == 'number')__g = global; // eslint-disable-line no-undef
+},{}],207:[function(require,module,exports){
+// fallback for non-array-like ES3 and non-enumerable old V8 strings
+var cof = require('./$.cof');
+module.exports = Object('z').propertyIsEnumerable(0) ? Object : function(it){
+  return cof(it) == 'String' ? it.split('') : Object(it);
+};
+},{"./$.cof":200}],208:[function(require,module,exports){
+var $Object = Object;
+module.exports = {
+  create:     $Object.create,
+  getProto:   $Object.getPrototypeOf,
+  isEnum:     {}.propertyIsEnumerable,
+  getDesc:    $Object.getOwnPropertyDescriptor,
+  setDesc:    $Object.defineProperty,
+  setDescs:   $Object.defineProperties,
+  getKeys:    $Object.keys,
+  getNames:   $Object.getOwnPropertyNames,
+  getSymbols: $Object.getOwnPropertySymbols,
+  each:       [].forEach
+};
+},{}],209:[function(require,module,exports){
+// 19.1.2.1 Object.assign(target, source, ...)
+var $        = require('./$')
+  , toObject = require('./$.to-object')
+  , IObject  = require('./$.iobject');
+
+// should work with symbols and should have deterministic property order (V8 bug)
+module.exports = require('./$.fails')(function(){
+  var a = Object.assign
+    , A = {}
+    , B = {}
+    , S = Symbol()
+    , K = 'abcdefghijklmnopqrst';
+  A[S] = 7;
+  K.split('').forEach(function(k){ B[k] = k; });
+  return a({}, A)[S] != 7 || Object.keys(a({}, B)).join('') != K;
+}) ? function assign(target, source){ // eslint-disable-line no-unused-vars
+  var T     = toObject(target)
+    , $$    = arguments
+    , $$len = $$.length
+    , index = 1
+    , getKeys    = $.getKeys
+    , getSymbols = $.getSymbols
+    , isEnum     = $.isEnum;
+  while($$len > index){
+    var S      = IObject($$[index++])
+      , keys   = getSymbols ? getKeys(S).concat(getSymbols(S)) : getKeys(S)
+      , length = keys.length
+      , j      = 0
+      , key;
+    while(length > j)if(isEnum.call(S, key = keys[j++]))T[key] = S[key];
+  }
+  return T;
+} : Object.assign;
+},{"./$":208,"./$.fails":205,"./$.iobject":207,"./$.to-object":210}],210:[function(require,module,exports){
+// 7.1.13 ToObject(argument)
+var defined = require('./$.defined');
+module.exports = function(it){
+  return Object(defined(it));
+};
+},{"./$.defined":203}],211:[function(require,module,exports){
+// 19.1.3.1 Object.assign(target, source)
+var $export = require('./$.export');
+
+$export($export.S + $export.F, 'Object', {assign: require('./$.object-assign')});
+},{"./$.export":204,"./$.object-assign":209}],212:[function(require,module,exports){
+arguments[4][54][0].apply(exports,arguments)
+},{"dup":54,"lodash._arrayeach":213,"lodash._baseeach":214,"lodash._bindcallback":218,"lodash.isarray":219}],213:[function(require,module,exports){
+arguments[4][55][0].apply(exports,arguments)
+},{"dup":55}],214:[function(require,module,exports){
+arguments[4][56][0].apply(exports,arguments)
+},{"dup":56,"lodash.keys":215}],215:[function(require,module,exports){
+arguments[4][57][0].apply(exports,arguments)
+},{"dup":57,"lodash._getnative":216,"lodash.isarguments":217,"lodash.isarray":219}],216:[function(require,module,exports){
+arguments[4][58][0].apply(exports,arguments)
+},{"dup":58}],217:[function(require,module,exports){
+arguments[4][59][0].apply(exports,arguments)
+},{"dup":59}],218:[function(require,module,exports){
+arguments[4][60][0].apply(exports,arguments)
+},{"dup":60}],219:[function(require,module,exports){
+arguments[4][61][0].apply(exports,arguments)
+},{"dup":61}],220:[function(require,module,exports){
+arguments[4][128][0].apply(exports,arguments)
+},{"./lib/jingle":221,"./lib/muc":222,"./lib/namespaces":223,"./lib/presence":224,"./lib/pubsub":225,"dup":128}],221:[function(require,module,exports){
+arguments[4][129][0].apply(exports,arguments)
+},{"dup":129}],222:[function(require,module,exports){
+arguments[4][130][0].apply(exports,arguments)
+},{"dup":130}],223:[function(require,module,exports){
+arguments[4][131][0].apply(exports,arguments)
+},{"dup":131}],224:[function(require,module,exports){
+arguments[4][132][0].apply(exports,arguments)
+},{"dup":132}],225:[function(require,module,exports){
+arguments[4][133][0].apply(exports,arguments)
+},{"dup":133}],226:[function(require,module,exports){
+arguments[4][134][0].apply(exports,arguments)
+},{"./lib/stringprep":227,"dup":134}],227:[function(require,module,exports){
+arguments[4][135][0].apply(exports,arguments)
+},{"dup":135,"punycode":11}],228:[function(require,module,exports){
+'use strict';
+
+var extend = require('lodash.assign');
+var uuid = require('uuid');
+var ltx = require('ltx');
+
+var types = require('./lib/types');
+var helpers = require('./lib/helpers');
+var stanzaConstructor = require('./lib/stanza');
+
+
+function JXT() {
+    this._LOOKUP = {};
+    this._LOOKUP_EXT = {};
+    this._TAGS = {};
+    this._CB_DEFINITION = {};
+    this._CB_TAG = {};
+    this._ID = uuid.v4();
+    this.utils = extend({}, types, helpers);
+}
+
+JXT.prototype.use = function (init) {
+    if (!init['__JXT_LOADED_' + this._ID]) {
+        init(this);
+    }
+    init['__JXT_LOADED_' + this._ID] = true;
+    return this;
+};
+
+JXT.prototype.getDefinition = function (el, ns, required) {
+    var JXTClass = this._LOOKUP[ns + '|' + el];
+    if (required && !JXTClass) {
+        throw new Error('Could not find definition for <' + el + ' xmlns="' + ns + '" />');
+    }
+    return JXTClass;
+};
+
+JXT.prototype.getExtensions = function (el, ns) {
+    return this._LOOKUP_EXT[ns + '|' + el] || {};
+};
+
+JXT.prototype.withDefinition = function (el, ns, cb) {
+    var name = ns + '|' + el;
+    if (!this._CB_DEFINITION[name]) {
+        this._CB_DEFINITION[name] = [];
+    }
+    this._CB_DEFINITION[name].push(cb);
+
+    if (this._LOOKUP[name]) {
+        cb(this._LOOKUP[name]);
+    }
+};
+
+JXT.prototype.withTag = function (tag, cb) {
+    if (!this._CB_TAG[tag]) {
+        this._CB_TAG[tag] = [];
+    }
+    this._CB_TAG[tag].push(cb);
+
+    this.tagged(tag).forEach(function (stanza) {
+        cb(stanza);
+    });
+};
+
+JXT.prototype.tagged = function (tag) {
+    return this._TAGS[tag] || [];
+};
+
+JXT.prototype.build = function (xml) {
+    var JXTClass = this.getDefinition(xml.localName, xml.namespaceURI);
+    if (JXTClass) {
+        return new JXTClass(null, xml);
+    }
+};
+
+JXT.prototype.parse = function (str) {
+    var xml = ltx.parse(str);
+    if (xml.nodeType !== 1) {
+        return;
+    }
+
+    return this.build(xml);
+};
+
+JXT.prototype.extend = function (ParentJXT, ChildJXT, multiName, hideSingle) {
+    var parentName = ParentJXT.prototype._NS + '|' + ParentJXT.prototype._EL;
+    var name = ChildJXT.prototype._name;
+    var qName = ChildJXT.prototype._NS + '|' + ChildJXT.prototype._EL;
+
+    this._LOOKUP[qName] = ChildJXT;
+    if (!this._LOOKUP_EXT[qName]) {
+        this._LOOKUP_EXT[qName] = {};
+    }
+    if (!this._LOOKUP_EXT[parentName]) {
+        this._LOOKUP_EXT[parentName] = {};
+    }
+    this._LOOKUP_EXT[parentName][name] = ChildJXT;
+
+    if (!multiName || (multiName && !hideSingle)) {
+        this.add(ParentJXT, name, types.extension(ChildJXT));
+    }
+    if (multiName) {
+        this.add(ParentJXT, multiName, types.multiExtension(ChildJXT));
+    }
+};
+
+JXT.prototype.add = function (ParentJXT, fieldName, field) {
+    field.enumerable = true;
+    Object.defineProperty(ParentJXT.prototype, fieldName, field);
+};
+
+JXT.prototype.define = function (opts) {
+    var self = this;
+
+    var Stanza = stanzaConstructor(this, opts);
+
+    var ns = Stanza.prototype._NS;
+    var el = Stanza.prototype._EL;
+    var tags = Stanza.prototype._TAGS;
+
+    var name = ns + '|' + el;
+    this._LOOKUP[name] = Stanza;
+
+    tags.forEach(function (tag) {
+        if (!self._TAGS[tag]) {
+            self._TAGS[tag] = [];
+        }
+        self._TAGS[tag].push(Stanza);
+    });
+
+    var fieldNames = Object.keys(opts.fields || {});
+    fieldNames.forEach(function (fieldName) {
+        self.add(Stanza, fieldName, opts.fields[fieldName]);
+    });
+
+    if (this._CB_DEFINITION[name]) {
+        this._CB_DEFINITION[name].forEach(function (handler) {
+            handler(Stanza);
+        });
+    }
+
+    tags.forEach(function (tag) {
+        if (self._CB_TAG[tag]) {
+            self._CB_TAG[tag].forEach(function (handler) {
+                handler(Stanza);
+            });
+        }
+    });
+
+    return Stanza;
+};
+
+
+// Expose methods on the required module itself
+
+
+JXT.createRegistry = function () {
+    return new JXT();
+};
+
+extend(JXT, helpers);
+extend(JXT, types);
+
+// Compatibility shim for JXT 1.x
+
+var globalJXT = new JXT();
+
+JXT.define = globalJXT.define.bind(globalJXT);
+JXT.extend = globalJXT.extend.bind(globalJXT);
+JXT.add = globalJXT.add.bind(globalJXT);
+JXT.parse = globalJXT.parse.bind(globalJXT);
+JXT.build = globalJXT.build.bind(globalJXT);
+JXT.getExtensions = globalJXT.getExtensions.bind(globalJXT);
+JXT.getDefinition = globalJXT.getDefinition.bind(globalJXT);
+JXT.withDefinition = globalJXT.withDefinition.bind(globalJXT);
+JXT.withTag = globalJXT.withTag.bind(globalJXT);
+JXT.tagged = globalJXT.tagged.bind(globalJXT);
+
+JXT.getGlobalJXT = function () {
+    return globalJXT;
+};
+
+module.exports = JXT;
+
+},{"./lib/helpers":229,"./lib/stanza":230,"./lib/types":231,"lodash.assign":232,"ltx":245,"uuid":250}],229:[function(require,module,exports){
+'use strict';
+
+var ltx = require('ltx');
+
+var XML_NS = exports.XML_NS = 'http://www.w3.org/XML/1998/namespace';
+
+
+exports.createElement = function (NS, name, parentNS) {
+    var el = new ltx.Element(name);
+    if (!parentNS || parentNS !== NS) {
+        exports.setAttribute(el, 'xmlns', NS);
+    }
+    return el;
+};
+
+var find = exports.find = function (xml, NS, selector) {
+    var results = [];
+    var children = xml.getElementsByTagName(selector);
+    for (var i = 0, len = children.length; i < len; i++) {
+        var child = children[i];
+        if (child.namespaceURI === NS && child.parentNode === xml) {
+            results.push(child);
+        }
+    }
+    return results;
+};
+
+exports.findOrCreate = function (xml, NS, selector) {
+    var existing = exports.find(xml, NS, selector);
+    if (existing.length) {
+        return existing[0];
+    } else {
+        var created = exports.createElement(NS, selector, xml.namespaceURI);
+        xml.appendChild(created);
+        return created;
+    }
+};
+
+exports.getAttribute = function (xml, attr, defaultVal) {
+    return xml.getAttribute(attr) || defaultVal || '';
+};
+
+exports.getAttributeNS = function (xml, NS, attr, defaultVal) {
+    return xml.getAttributeNS(NS, attr) || defaultVal || '';
+};
+
+exports.setAttribute = function (xml, attr, value, force) {
+    if (value || force) {
+        xml.setAttribute(attr, value);
+    } else {
+        xml.removeAttribute(attr);
+    }
+};
+
+exports.setAttributeNS = function (xml, NS, attr, value, force) {
+    if (value || force) {
+        xml.setAttributeNS(NS, attr, value);
+    } else {
+        xml.removeAttributeNS(NS, attr);
+    }
+};
+
+exports.getBoolAttribute = function (xml, attr, defaultVal) {
+    var val = xml.getAttribute(attr) || defaultVal || '';
+    return val === 'true' || val === '1';
+};
+
+exports.setBoolAttribute = function (xml, attr, value) {
+    if (value) {
+        xml.setAttribute(attr, '1');
+    } else {
+        xml.removeAttribute(attr);
+    }
+};
+
+exports.getSubAttribute = function (xml, NS, sub, attr, defaultVal) {
+    var subs = find(xml, NS, sub);
+    if (!subs) {
+        return '';
+    }
+
+    for (var i = 0; i < subs.length; i++) {
+        return subs[i].getAttribute(attr) || defaultVal || '';
+    }
+
+    return '';
+};
+
+exports.setSubAttribute = function (xml, NS, sub, attr, value) {
+    var subs = find(xml, NS, sub);
+    if (!subs.length) {
+        if (value) {
+            sub = exports.createElement(NS, sub, xml.namespaceURI);
+            sub.setAttribute(attr, value);
+            xml.appendChild(sub);
+        }
+    } else {
+        for (var i = 0; i < subs.length; i++) {
+            if (value) {
+                subs[i].setAttribute(attr, value);
+                return;
+            } else {
+                subs[i].removeAttribute(attr);
+            }
+        }
+    }
+};
+
+exports.getBoolSubAttribute = function (xml, NS, sub, attr, defaultVal) {
+    var val = xml.getSubAttribute(NS, sub, attr) || defaultVal || '';
+    return val === 'true' || val === '1';
+};
+
+exports.setBoolSubAttribute = function (xml, NS, sub, attr, value) {
+    value = value ? '1' : '';
+    exports.setSubAttribute(xml, NS, sub, attr, value);
+};
+
+exports.getText = function (xml) {
+    return xml.textContent;
+};
+
+exports.setText = function (xml, value) {
+    xml.textContent = value;
+};
+
+exports.getSubText = exports.getTextSub = function (xml, NS, element, defaultVal) {
+    var subs = find(xml, NS, element);
+
+    defaultVal = defaultVal || '';
+
+    if (!subs.length) {
+        return defaultVal;
+    }
+
+    return subs[0].textContent || defaultVal;
+};
+
+exports.setSubText = exports.setTextSub = function (xml, NS, element, value) {
+    var subs = find(xml, NS, element);
+    if (subs.length) {
+        for (var i = 0; i < subs.length; i++) {
+            xml.removeChild(subs[i]);
+        }
+    }
+
+    if (value) {
+        var sub = exports.createElement(NS, element, xml.namespaceURI);
+        if (value !== true) {
+            sub.textContent = value;
+        }
+        xml.appendChild(sub);
+    }
+};
+
+exports.getMultiSubText = function (xml, NS, element, extractor) {
+    var subs = find(xml, NS, element);
+    var results = [];
+
+    extractor = extractor || function (sub) {
+        return sub.textContent || '';
+    };
+
+    for (var i = 0; i < subs.length; i++) {
+        results.push(extractor(subs[i]));
+    }
+
+    return results;
+};
+
+exports.setMultiSubText = function (xml, NS, element, value, builder) {
+    var subs = find(xml, NS, element);
+    var values = [];
+    builder = builder || function (value) {
+        if (value) {
+            var sub = exports.createElement(NS, element, xml.namespaceURI);
+            sub.textContent = value;
+            xml.appendChild(sub);
+        }
+    };
+    if (typeof value === 'string') {
+        values = (value || '').split('\n');
+    } else {
+        values = value;
+    }
+
+    var i, len;
+    for(i = 0, len = subs.length; i < len; i++) {
+        xml.removeChild(subs[i]);
+    }
+
+    for(i = 0, len = values.length; i < len; i++) {
+        builder(values[i]);
+    }
+};
+
+exports.getMultiSubAttribute = function (xml, NS, element, attr) {
+    return exports.getMultiSubText(xml, NS, element, function (sub) {
+        return exports.getAttribute(sub, attr);
+    });
+};
+
+exports.setMultiSubAttribute = function (xml, NS, element, attr, value) {
+    exports.setMultiSubText(xml, NS, element, value, function (val) {
+        var sub = exports.createElement(NS, element, xml.namespaceURI);
+        exports.setAttribute(sub, attr, val);
+        xml.appendChild(sub);
+    });
+};
+
+exports.getSubLangText = function (xml, NS, element, defaultLang) {
+    var subs = find(xml, NS, element);
+    if (!subs.length) {
+        return {};
+    }
+
+    var lang, sub;
+    var results = {};
+    var langs = [];
+
+    for (var i = 0; i < subs.length; i++) {
+        sub = subs[i];
+        lang = sub.getAttributeNS(XML_NS, 'lang') || defaultLang;
+        langs.push(lang);
+        results[lang] = sub.textContent || '';
+    }
+
+    return results;
+};
+
+exports.setSubLangText = function (xml, NS, element, value, defaultLang) {
+    var sub, lang;
+    var subs = find(xml, NS, element);
+    if (subs.length) {
+        for (var i = 0; i < subs.length; i++) {
+            xml.removeChild(subs[i]);
+        }
+    }
+
+    if (typeof value === 'string') {
+        sub = exports.createElement(NS, element, xml.namespaceURI);
+        sub.textContent = value;
+        xml.appendChild(sub);
+    } else if (typeof value === 'object') {
+        for (lang in value) {
+            if (value.hasOwnProperty(lang)) {
+                sub = exports.createElement(NS, element, xml.namespaceURI);
+                if (lang !== defaultLang) {
+                    sub.setAttributeNS(XML_NS, 'lang', lang);
+                }
+                sub.textContent = value[lang];
+                xml.appendChild(sub);
+            }
+        }
+    }
+};
+
+exports.getBoolSub = function (xml, NS, element) {
+    var subs = find(xml, NS, element);
+    return !!subs.length;
+};
+
+exports.setBoolSub = function (xml, NS, element, value) {
+    var subs = find(xml, NS, element);
+    if (!subs.length) {
+        if (value) {
+            var sub = exports.createElement(NS, element, xml.namespaceURI);
+            xml.appendChild(sub);
+        }
+    } else {
+        for (var i = 0; i < subs.length; i++) {
+            if (value) {
+                return;
+            } else {
+                xml.removeChild(subs[i]);
+            }
+        }
+    }
+};
+
+},{"ltx":245}],230:[function(require,module,exports){
+'use strict';
+
+var helpers = require('./helpers');
+var extend = require('lodash.assign');
+
+
+var EXCLUDE = {
+    constructor: true,
+    parent: true,
+    prototype: true,
+    toJSON: true,
+    toString: true,
+    xml: true
+};
+
+
+module.exports = function (JXT, opts) {
+    function Stanza(data, xml, parent) {
+        var self = this;
+
+        var parentNode = (xml || {}).parentNode || (parent || {}).xml;
+        var parentNS = (parentNode || {}).namespaceURI;
+
+        self.xml = xml || helpers.createElement(self._NS, self._EL, parentNS);
+
+        Object.keys(self._PREFIXES).forEach(function (prefix) {
+            var namespace = self._PREFIXES[prefix];
+            self.xml.setAttribute('xmlns:' + prefix, namespace);
+        });
+
+        self._extensions = {};
+
+        for (var i = 0, len = self.xml.childNodes.length; i < len; i++) {
+            var child = self.xml.childNodes[i];
+            var ChildJXT = JXT.getDefinition(child.localName, child.namespaceURI);
+            if (ChildJXT !== undefined) {
+                var name = ChildJXT.prototype._name;
+                self._extensions[name] = new ChildJXT(null, child);
+                self._extensions[name].parent = self;
+            }
+        }
+
+        extend(self, data);
+
+        if (opts.init) {
+            opts.init.apply(self, [data]);
+        }
+
+        return self;
+    }
+
+
+    Stanza.prototype._name = opts.name;
+    Stanza.prototype._eventname = opts.eventName;
+    Stanza.prototype._NS = opts.namespace;
+    Stanza.prototype._EL = opts.element || opts.name;
+    Stanza.prototype._PREFIXES = opts.prefixes || {};
+    Stanza.prototype._TAGS = opts.tags || [];
+
+    Stanza.prototype.toString = function () {
+        return this.xml.toString();
+    };
+
+    Stanza.prototype.toJSON = function () {
+        var prop;
+        var result = {};
+
+        for (prop in this._extensions) {
+            if (this._extensions[prop].toJSON && prop[0] !== '_') {
+                result[prop] = this._extensions[prop].toJSON();
+            }
+        }
+
+        for (prop in this) {
+            var allowedName = !EXCLUDE[prop] && prop[0] !== '_';
+            var isExtensionName = JXT.getExtensions(this._EL, this._NS)[prop];
+
+            if (allowedName && !isExtensionName) {
+                var val = this[prop];
+                if (typeof val === 'function') {
+                    continue;
+                }
+                var type = Object.prototype.toString.call(val);
+                if (type.indexOf('Object') >= 0) {
+                    if (Object.keys(val).length > 0) {
+                        result[prop] = val;
+                    }
+                } else if (type.indexOf('Array') >= 0) {
+                    if (val.length > 0) {
+                        var vals = [];
+                        var len = val.length;
+                        for (var n = 0; n < len; n++) {
+                            var nval = val[n];
+                            if (typeof nval !== 'undefined') {
+                                if (nval.toJSON !== undefined) {
+                                    vals.push(nval.toJSON());
+                                } else {
+                                    vals.push(nval);
+                                }
+                            }
+                        }
+                        result[prop] = vals;
+                    }
+                } else if (val !== undefined && val !== false && val !== '') {
+                    result[prop] = val;
+                }
+            }
+        }
+
+        return result;
+    };
+
+    return Stanza;
+};
+
+},{"./helpers":229,"lodash.assign":232}],231:[function(require,module,exports){
+(function (Buffer){
+'use strict';
+
+var helpers = require('./helpers');
+var extend = require('lodash.assign');
+
+var find = helpers.find;
+var createElement = helpers.createElement;
+
+
+var field = exports.field = function (getter, setter) {
+    return function () {
+        var args = Array.prototype.slice.call(arguments);
+        return {
+            get: function () {
+                return getter.apply(null, [this.xml].concat(args));
+            },
+            set: function (value) {
+                setter.apply(null, ([this.xml].concat(args)).concat([value]));
+            }
+        };
+    };
+};
+
+exports.boolAttribute = field(
+    helpers.getBoolAttribute,
+    helpers.setBoolAttribute);
+
+exports.subAttribute = field(
+    helpers.getSubAttribute,
+    helpers.setSubAttribute);
+
+exports.boolSubAttribute = field(
+    helpers.getSubBoolAttribute,
+    helpers.setSubBoolAttribute);
+
+exports.text = field(
+    helpers.getText,
+    helpers.setText);
+
+exports.textSub = exports.subText = field(
+    helpers.getSubText,
+    helpers.setSubText);
+
+exports.multiTextSub = exports.multiSubText = field(
+    helpers.getMultiSubText,
+    helpers.setMultiSubText);
+
+exports.multiSubAttribute  = field(
+    helpers.getMultiSubAttribute,
+    helpers.setMultiSubAttribute);
+
+exports.langTextSub = exports.subLangText = field(
+    helpers.getSubLangText,
+    helpers.setSubLangText);
+
+exports.boolSub = field(
+    helpers.getBoolSub,
+    helpers.setBoolSub);
+
+exports.langAttribute = field(
+    function (xml) {
+        return xml.getAttributeNS(helpers.XML_NS, 'lang') || '';
+    },
+    function (xml, value) {
+        xml.setAttributeNS(helpers.XML_NS, 'lang', value);
+    }
+);
+
+exports.b64Text = field(
+    function (xml) {
+        if (xml.textContent && xml.textContent !== '=') {
+            return new Buffer(xml.textContent, 'base64');
+        }
+        return '';
+    },
+    function (xml, value) {
+        if (typeof value === 'string') {
+            var b64 = (new Buffer(value)).toString('base64');
+            xml.textContent = b64 || '=';
+        } else {
+            xml.textContent = '';
+        }
+    }
+);
+
+exports.dateAttribute = function (attr, now) {
+    return {
+        get: function () {
+            var data = helpers.getAttribute(this.xml, attr);
+            if (data) {
+                return new Date(data);
+            }
+            if (now) {
+                return new Date(Date.now());
+            }
+        },
+        set: function (value) {
+            if (!value) {
+                return;
+            }
+            if (typeof value !== 'string') {
+                value = value.toISOString();
+            }
+            helpers.setAttribute(this.xml, attr, value);
+        }
+    };
+};
+
+exports.dateSub = function (NS, sub, now) {
+    return {
+        get: function () {
+            var data = helpers.getSubText(this.xml, NS, sub);
+            if (data) {
+                return new Date(data);
+            }
+            if (now) {
+                return new Date(Date.now());
+            }
+        },
+        set: function (value) {
+            if (!value) {
+                return;
+            }
+            if (typeof value !== 'string') {
+                value = value.toISOString();
+            }
+            helpers.setSubText(this.xml, NS, sub, value);
+        }
+    };
+};
+
+exports.dateSubAttribute = function (NS, sub, attr, now) {
+    return {
+        get: function () {
+            var data = helpers.getSubAttribute(this.xml, NS, sub, attr);
+            if (data) {
+                return new Date(data);
+            }
+            if (now) {
+                return new Date(Date.now());
+            }
+        },
+        set: function (value) {
+            if (!value) {
+                return;
+            }
+            if (typeof value !== 'string') {
+                value = value.toISOString();
+            }
+            helpers.setSubAttribute(this.xml, NS, sub, attr, value);
+        }
+    };
+};
+
+exports.numberAttribute = function (attr, isFloat, defaultVal) {
+    return {
+        get: function () {
+            var parse = isFloat ? parseFloat : parseInt;
+            var data = helpers.getAttribute(this.xml, attr, '');
+            if (!data) {
+                return defaultVal;
+            }
+            var parsed = parse(data, 10);
+            if (isNaN(parsed)) {
+                return defaultVal;
+            }
+
+            return parsed;
+        },
+        set: function (value) {
+            helpers.setAttribute(this.xml, attr, value.toString());
+        }
+    };
+};
+
+exports.numberSub = function (NS, sub, isFloat, defaultVal) {
+    return {
+        get: function () {
+            var parse = isFloat ? parseFloat : parseInt;
+            var data = helpers.getSubText(this.xml, NS, sub, '');
+            if (!data) {
+                return defaultVal;
+            }
+
+            var parsed = parse(data, 10);
+            if (isNaN(parsed)) {
+                return defaultVal;
+            }
+
+            return parsed;
+        },
+        set: function (value) {
+            helpers.setSubText(this.xml, NS, sub, value.toString());
+        }
+    };
+};
+
+exports.attribute = function (name, defaultVal) {
+    return {
+        get: function () {
+            return helpers.getAttribute(this.xml, name, defaultVal);
+        },
+        set: function (value) {
+            helpers.setAttribute(this.xml, name, value);
+        }
+    };
+};
+
+exports.attributeNS = function (NS, name, defaultVal) {
+    return {
+        get: function () {
+            return helpers.getAttributeNS(this.xml, NS, name, defaultVal);
+        },
+        set: function (value) {
+            helpers.setAttributeNS(this.xml, NS, name, value);
+        }
+    };
+};
+
+exports.extension = function (ChildJXT) {
+    return {
+        get: function () {
+            var self = this;
+            var name = ChildJXT.prototype._name;
+            if (!this._extensions[name]) {
+                var existing = find(this.xml, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
+                if (!existing.length) {
+                    this._extensions[name] = new ChildJXT({}, null, self);
+                    this.xml.appendChild(this._extensions[name].xml);
+                } else {
+                    this._extensions[name] = new ChildJXT(null, existing[0], self);
+                }
+                this._extensions[name].parent = this;
+            }
+            return this._extensions[name];
+        },
+        set: function (value) {
+            if (value) {
+                var child = this[ChildJXT.prototype._name];
+                if (value === true) {
+                    value = {};
+                }
+                extend(child, value);
+            }
+        }
+    };
+};
+
+exports.multiExtension = function (ChildJXT) {
+    return {
+        get: function () {
+            var self = this;
+            var data = find(this.xml, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
+            var results = [];
+
+            for (var i = 0, len = data.length; i < len; i++) {
+                results.push(new ChildJXT({}, data[i], self));
+            }
+
+            return results;
+        },
+        set: function (value) {
+            value = value || [];
+
+            var self = this;
+            var existing = find(this.xml, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
+
+            var i, len;
+            for (i = 0, len = existing.length; i < len; i++) {
+                self.xml.removeChild(existing[i]);
+            }
+
+            for (i = 0, len = value.length; i < len; i++) {
+                var content = new ChildJXT(value[i], null, self);
+                self.xml.appendChild(content.xml);
+            }
+        }
+    };
+};
+
+exports.enumSub = function (NS, enumValues) {
+    return {
+        get: function () {
+            var self = this;
+            var result = [];
+            enumValues.forEach(function (enumVal) {
+                var exists = find(self.xml, NS, enumVal);
+                if (exists.length) {
+                    result.push(exists[0].nodeName);
+                }
+            });
+            return result[0] || '';
+        },
+        set: function (value) {
+            var self = this;
+            var alreadyExists = false;
+
+            enumValues.forEach(function (enumVal) {
+                var elements = find(self.xml, NS, enumVal);
+                if (elements.length) {
+                    if (enumVal === value) {
+                        alreadyExists = true;
+                    } else {
+                        self.xml.removeChild(elements[0]);
+                    }
+                }
+            });
+
+            if (value && !alreadyExists) {
+                var condition = createElement(NS, value);
+                this.xml.appendChild(condition);
+            }
+        }
+    };
+};
+
+exports.subExtension = function (name, NS, sub, ChildJXT) {
+    return {
+        get: function () {
+            if (!this._extensions[name]) {
+                var wrapper = find(this.xml, NS, sub);
+                if (!wrapper.length) {
+                    wrapper= createElement(NS, sub, this._NS);
+                    this.xml.appendChild(wrapper);
+                } else {
+                    wrapper = wrapper[0];
+                }
+
+                var existing = find(wrapper, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
+                if (!existing.length) {
+                    this._extensions[name] = new ChildJXT({}, null, {xml: wrapper});
+                    wrapper.appendChild(this._extensions[name].xml);
+                } else {
+                    this._extensions[name] = new ChildJXT(null, existing[0], {xml: wrapper});
+                }
+                this._extensions[name].parent = this;
+            }
+            return this._extensions[name];
+        },
+        set: function (value) {
+            var wrapper = find(this.xml, NS, sub);
+            if (wrapper.length && !value) {
+                this.xml.removeChild(wrapper[0]);
+            }
+
+            if (value) {
+                var child = this[name];
+                if (value === true) {
+                    value = {};
+                }
+                extend(child, value);
+            }
+        }
+    };
+};
+
+exports.subMultiExtension = function (NS, sub, ChildJXT) {
+    return {
+        get: function () {
+            var self = this;
+            var results = [];
+            var existing = find(this.xml, NS, sub);
+            if (!existing.length) {
+                return results;
+            }
+            existing = existing[0];
+            var data = find(existing, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
+
+            data.forEach(function (xml) {
+                results.push(new ChildJXT({}, xml, self));
+            });
+            return results;
+        },
+        set: function (values) {
+            var self = this;
+            var existing = find(this.xml, NS, sub);
+            if (existing.length) {
+                self.xml.removeChild(existing[0]);
+            }
+
+            if (!values.length) {
+                return;
+            }
+
+            existing = createElement(NS, sub, this._NS);
+
+            values.forEach(function (value) {
+                var content = new ChildJXT(value, null, self);
+                existing.appendChild(content.xml);
+            });
+
+            self.xml.appendChild(existing);
+        }
+    };
+};
+
+}).call(this,require("buffer").Buffer)
+},{"./helpers":229,"buffer":2,"lodash.assign":232}],232:[function(require,module,exports){
+/**
+ * lodash 3.2.0 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+var baseAssign = require('lodash._baseassign'),
+    createAssigner = require('lodash._createassigner'),
+    keys = require('lodash.keys');
+
+/**
+ * A specialized version of `_.assign` for customizing assigned values without
+ * support for argument juggling, multiple sources, and `this` binding `customizer`
+ * functions.
+ *
+ * @private
+ * @param {Object} object The destination object.
+ * @param {Object} source The source object.
+ * @param {Function} customizer The function to customize assigned values.
+ * @returns {Object} Returns `object`.
+ */
+function assignWith(object, source, customizer) {
+  var index = -1,
+      props = keys(source),
+      length = props.length;
+
+  while (++index < length) {
+    var key = props[index],
+        value = object[key],
+        result = customizer(value, source[key], key, object, source);
+
+    if ((result === result ? (result !== value) : (value === value)) ||
+        (value === undefined && !(key in object))) {
+      object[key] = result;
+    }
+  }
+  return object;
+}
+
+/**
+ * Assigns own enumerable properties of source object(s) to the destination
+ * object. Subsequent sources overwrite property assignments of previous sources.
+ * If `customizer` is provided it is invoked to produce the assigned values.
+ * The `customizer` is bound to `thisArg` and invoked with five arguments:
+ * (objectValue, sourceValue, key, object, source).
+ *
+ * **Note:** This method mutates `object` and is based on
+ * [`Object.assign`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.assign).
+ *
+ * @static
+ * @memberOf _
+ * @alias extend
+ * @category Object
+ * @param {Object} object The destination object.
+ * @param {...Object} [sources] The source objects.
+ * @param {Function} [customizer] The function to customize assigned values.
+ * @param {*} [thisArg] The `this` binding of `customizer`.
+ * @returns {Object} Returns `object`.
+ * @example
+ *
+ * _.assign({ 'user': 'barney' }, { 'age': 40 }, { 'user': 'fred' });
+ * // => { 'user': 'fred', 'age': 40 }
+ *
+ * // using a customizer callback
+ * var defaults = _.partialRight(_.assign, function(value, other) {
+ *   return _.isUndefined(value) ? other : value;
+ * });
+ *
+ * defaults({ 'user': 'barney' }, { 'age': 36 }, { 'user': 'fred' });
+ * // => { 'user': 'barney', 'age': 36 }
+ */
+var assign = createAssigner(function(object, source, customizer) {
+  return customizer
+    ? assignWith(object, source, customizer)
+    : baseAssign(object, source);
+});
+
+module.exports = assign;
+
+},{"lodash._baseassign":233,"lodash._createassigner":235,"lodash.keys":239}],233:[function(require,module,exports){
+/**
+ * lodash 3.2.0 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+var baseCopy = require('lodash._basecopy'),
+    keys = require('lodash.keys');
+
+/**
+ * The base implementation of `_.assign` without support for argument juggling,
+ * multiple sources, and `customizer` functions.
+ *
+ * @private
+ * @param {Object} object The destination object.
+ * @param {Object} source The source object.
+ * @returns {Object} Returns `object`.
+ */
+function baseAssign(object, source) {
+  return source == null
+    ? object
+    : baseCopy(source, keys(source), object);
+}
+
+module.exports = baseAssign;
+
+},{"lodash._basecopy":234,"lodash.keys":239}],234:[function(require,module,exports){
+/**
+ * lodash 3.0.1 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+
+/**
+ * Copies properties of `source` to `object`.
+ *
+ * @private
+ * @param {Object} source The object to copy properties from.
+ * @param {Array} props The property names to copy.
+ * @param {Object} [object={}] The object to copy properties to.
+ * @returns {Object} Returns `object`.
+ */
+function baseCopy(source, props, object) {
+  object || (object = {});
+
+  var index = -1,
+      length = props.length;
+
+  while (++index < length) {
+    var key = props[index];
+    object[key] = source[key];
+  }
+  return object;
+}
+
+module.exports = baseCopy;
+
+},{}],235:[function(require,module,exports){
+/**
+ * lodash 3.1.1 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+var bindCallback = require('lodash._bindcallback'),
+    isIterateeCall = require('lodash._isiterateecall'),
+    restParam = require('lodash.restparam');
+
+/**
+ * Creates a function that assigns properties of source object(s) to a given
+ * destination object.
+ *
+ * **Note:** This function is used to create `_.assign`, `_.defaults`, and `_.merge`.
+ *
+ * @private
+ * @param {Function} assigner The function to assign values.
+ * @returns {Function} Returns the new assigner function.
+ */
+function createAssigner(assigner) {
+  return restParam(function(object, sources) {
+    var index = -1,
+        length = object == null ? 0 : sources.length,
+        customizer = length > 2 ? sources[length - 2] : undefined,
+        guard = length > 2 ? sources[2] : undefined,
+        thisArg = length > 1 ? sources[length - 1] : undefined;
+
+    if (typeof customizer == 'function') {
+      customizer = bindCallback(customizer, thisArg, 5);
+      length -= 2;
+    } else {
+      customizer = typeof thisArg == 'function' ? thisArg : undefined;
+      length -= (customizer ? 1 : 0);
+    }
+    if (guard && isIterateeCall(sources[0], sources[1], guard)) {
+      customizer = length < 3 ? undefined : customizer;
+      length = 1;
+    }
+    while (++index < length) {
+      var source = sources[index];
+      if (source) {
+        assigner(object, source, customizer);
+      }
+    }
+    return object;
+  });
+}
+
+module.exports = createAssigner;
+
+},{"lodash._bindcallback":236,"lodash._isiterateecall":237,"lodash.restparam":238}],236:[function(require,module,exports){
+arguments[4][60][0].apply(exports,arguments)
+},{"dup":60}],237:[function(require,module,exports){
+/**
+ * lodash 3.0.9 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+
+/** Used to detect unsigned integer values. */
+var reIsUint = /^\d+$/;
+
+/**
+ * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
+ * of an array-like value.
+ */
+var MAX_SAFE_INTEGER = 9007199254740991;
+
+/**
+ * The base implementation of `_.property` without support for deep paths.
+ *
+ * @private
+ * @param {string} key The key of the property to get.
+ * @returns {Function} Returns the new function.
+ */
+function baseProperty(key) {
+  return function(object) {
+    return object == null ? undefined : object[key];
+  };
+}
+
+/**
+ * Gets the "length" property value of `object`.
+ *
+ * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
+ * that affects Safari on at least iOS 8.1-8.3 ARM64.
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @returns {*} Returns the "length" value.
+ */
+var getLength = baseProperty('length');
+
+/**
+ * Checks if `value` is array-like.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
+ */
+function isArrayLike(value) {
+  return value != null && isLength(getLength(value));
+}
+
+/**
+ * Checks if `value` is a valid array-like index.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
+ * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
+ */
+function isIndex(value, length) {
+  value = (typeof value == 'number' || reIsUint.test(value)) ? +value : -1;
+  length = length == null ? MAX_SAFE_INTEGER : length;
+  return value > -1 && value % 1 == 0 && value < length;
+}
+
+/**
+ * Checks if the provided arguments are from an iteratee call.
+ *
+ * @private
+ * @param {*} value The potential iteratee value argument.
+ * @param {*} index The potential iteratee index or key argument.
+ * @param {*} object The potential iteratee object argument.
+ * @returns {boolean} Returns `true` if the arguments are from an iteratee call, else `false`.
+ */
+function isIterateeCall(value, index, object) {
+  if (!isObject(object)) {
+    return false;
+  }
+  var type = typeof index;
+  if (type == 'number'
+      ? (isArrayLike(object) && isIndex(index, object.length))
+      : (type == 'string' && index in object)) {
+    var other = object[index];
+    return value === value ? (value === other) : (other !== other);
+  }
+  return false;
+}
+
+/**
+ * Checks if `value` is a valid array-like length.
+ *
+ * **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
+ */
+function isLength(value) {
+  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
+}
+
+/**
+ * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
+ * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+ * @example
+ *
+ * _.isObject({});
+ * // => true
+ *
+ * _.isObject([1, 2, 3]);
+ * // => true
+ *
+ * _.isObject(1);
+ * // => false
+ */
+function isObject(value) {
+  // Avoid a V8 JIT bug in Chrome 19-20.
+  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
+  var type = typeof value;
+  return !!value && (type == 'object' || type == 'function');
+}
+
+module.exports = isIterateeCall;
+
+},{}],238:[function(require,module,exports){
+/**
+ * lodash 3.6.1 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
+ */
+
+/** Used as the `TypeError` message for "Functions" methods. */
+var FUNC_ERROR_TEXT = 'Expected a function';
+
+/* Native method references for those with the same name as other `lodash` methods. */
+var nativeMax = Math.max;
+
+/**
+ * Creates a function that invokes `func` with the `this` binding of the
+ * created function and arguments from `start` and beyond provided as an array.
+ *
+ * **Note:** This method is based on the [rest parameter](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/rest_parameters).
+ *
+ * @static
+ * @memberOf _
+ * @category Function
+ * @param {Function} func The function to apply a rest parameter to.
+ * @param {number} [start=func.length-1] The start position of the rest parameter.
+ * @returns {Function} Returns the new function.
+ * @example
+ *
+ * var say = _.restParam(function(what, names) {
+ *   return what + ' ' + _.initial(names).join(', ') +
+ *     (_.size(names) > 1 ? ', & ' : '') + _.last(names);
+ * });
+ *
+ * say('hello', 'fred', 'barney', 'pebbles');
+ * // => 'hello fred, barney, & pebbles'
+ */
+function restParam(func, start) {
+  if (typeof func != 'function') {
+    throw new TypeError(FUNC_ERROR_TEXT);
+  }
+  start = nativeMax(start === undefined ? (func.length - 1) : (+start || 0), 0);
+  return function() {
+    var args = arguments,
+        index = -1,
+        length = nativeMax(args.length - start, 0),
+        rest = Array(length);
+
+    while (++index < length) {
+      rest[index] = args[start + index];
+    }
+    switch (start) {
+      case 0: return func.call(this, rest);
+      case 1: return func.call(this, args[0], rest);
+      case 2: return func.call(this, args[0], args[1], rest);
+    }
+    var otherArgs = Array(start + 1);
+    index = -1;
+    while (++index < start) {
+      otherArgs[index] = args[index];
+    }
+    otherArgs[start] = rest;
+    return func.apply(this, otherArgs);
+  };
+}
+
+module.exports = restParam;
+
+},{}],239:[function(require,module,exports){
+arguments[4][57][0].apply(exports,arguments)
+},{"dup":57,"lodash._getnative":240,"lodash.isarguments":241,"lodash.isarray":242}],240:[function(require,module,exports){
+arguments[4][58][0].apply(exports,arguments)
+},{"dup":58}],241:[function(require,module,exports){
+arguments[4][59][0].apply(exports,arguments)
+},{"dup":59}],242:[function(require,module,exports){
+arguments[4][61][0].apply(exports,arguments)
+},{"dup":61}],243:[function(require,module,exports){
+'use strict';
+
+var util = require('util')
+  , Element = require('./element').Element
+
+function DOMElement(name, attrs) {
+    Element.call(this, name, attrs)
+
+    this.nodeType = 1
+    this.nodeName = this.localName
+}
+
+util.inherits(DOMElement, Element)
+
+DOMElement.prototype._getElement = function(name, attrs) {
+    var element = new DOMElement(name, attrs)
+    return element
+}
+
+Object.defineProperty(DOMElement.prototype, 'localName', {
+    get: function () {
+        return this.getName()
+    }
+})
+
+Object.defineProperty(DOMElement.prototype, 'namespaceURI', {
+    get: function () {
+        return this.getNS()
+    }
+})
+
+Object.defineProperty(DOMElement.prototype, 'parentNode', {
+    get: function () {
+        return this.parent
+    }
+})
+
+Object.defineProperty(DOMElement.prototype, 'childNodes', {
+    get: function () {
+        return this.children
+    }
+})
+
+Object.defineProperty(DOMElement.prototype, 'textContent', {
+    get: function () {
+        return this.getText()
+    },
+    set: function (value) {
+        this.children.push(value)
+    }
+})
+
+DOMElement.prototype.getElementsByTagName = function (name) {
+    return this.getChildren(name)
+}
+
+DOMElement.prototype.getAttribute = function (name) {
+    return this.getAttr(name)
+}
+
+DOMElement.prototype.setAttribute = function (name, value) {
+    this.attr(name, value)
+}
+
+DOMElement.prototype.getAttributeNS = function (ns, name) {
+    if (ns === 'http://www.w3.org/XML/1998/namespace') {
+        return this.getAttr(['xml', name].join(':'))
+    }
+    return this.getAttr(name, ns)
+}
+
+DOMElement.prototype.setAttributeNS = function (ns, name, value) {
+    var prefix
+    if (ns === 'http://www.w3.org/XML/1998/namespace') {
+        prefix = 'xml'
+    } else {
+        var nss = this.getXmlns()
+        prefix = nss[ns] || ''
+    }
+    if (prefix) {
+        this.attr([prefix, name].join(':'), value)
+    }
+}
+
+DOMElement.prototype.removeAttribute = function (name) {
+    this.attr(name, null)
+}
+
+DOMElement.prototype.removeAttributeNS = function (ns, name) {
+    var prefix
+    if (ns === 'http://www.w3.org/XML/1998/namespace') {
+        prefix = 'xml'
+    } else {
+        var nss = this.getXmlns()
+        prefix = nss[ns] || ''
+    }
+    if (prefix) {
+        this.attr([prefix, name].join(':'), null)
+    }
+}
+
+DOMElement.prototype.appendChild = function (el) {
+    this.cnode(el)
+}
+
+DOMElement.prototype.removeChild = function (el) {
+    this.remove(el)
+}
+
+module.exports = DOMElement
+
+},{"./element":244,"util":28}],244:[function(require,module,exports){
+'use strict';
+
+/**
+ * This cheap replica of DOM/Builder puts me to shame :-)
+ *
+ * Attributes are in the element.attrs object. Children is a list of
+ * either other Elements or Strings for text content.
+ **/
+function Element(name, attrs) {
+    this.name = name
+    this.parent = null
+    this.children = []
+    this.setAttrs(attrs)
+}
+
+/*** Accessors ***/
+
+/**
+ * if (element.is('message', 'jabber:client')) ...
+ **/
+Element.prototype.is = function(name, xmlns) {
+    return (this.getName() === name) &&
+        (!xmlns || (this.getNS() === xmlns))
+}
+
+/* without prefix */
+Element.prototype.getName = function() {
+    if (this.name.indexOf(':') >= 0) {
+        return this.name.substr(this.name.indexOf(':') + 1)
+    } else {
+        return this.name
+    }
+}
+
+/**
+ * retrieves the namespace of the current element, upwards recursively
+ **/
+Element.prototype.getNS = function() {
+    if (this.name.indexOf(':') >= 0) {
+        var prefix = this.name.substr(0, this.name.indexOf(':'))
+        return this.findNS(prefix)
+    }
+    return this.findNS()
+}
+
+/**
+ * find the namespace to the given prefix, upwards recursively
+ **/
+Element.prototype.findNS = function(prefix) {
+    if (!prefix) {
+        /* default namespace */
+        if (this.attrs.xmlns) {
+            return this.attrs.xmlns
+        } else if (this.parent) {
+            return this.parent.findNS()
+        }
+    } else {
+        /* prefixed namespace */
+        var attr = 'xmlns:' + prefix
+        if (this.attrs[attr]) {
+            return this.attrs[attr]
+        } else if (this.parent) {
+            return this.parent.findNS(prefix)
+        }
+    }
+}
+
+/**
+ * Recursiverly gets all xmlns defined, in the form of {url:prefix}
+ **/
+Element.prototype.getXmlns = function() {
+    var namespaces = {}
+
+    if (this.parent) {
+        namespaces = this.parent.getXmlns()
+    }
+
+    for (var attr in this.attrs) {
+        var m = attr.match('xmlns:?(.*)')
+        if (this.attrs.hasOwnProperty(attr) && m) {
+            namespaces[this.attrs[attr]] = m[1]
+        }
+    }
+    return namespaces
+}
+
+Element.prototype.setAttrs = function(attrs) {
+    this.attrs = {}
+
+    if (typeof attrs === 'string')
+        this.attrs.xmlns = attrs
+    else if (attrs) {
+        Object.keys(attrs).forEach(function(key) {
+            this.attrs[key] = attrs[key]
+        }, this)
+    }
+}
+
+/**
+ * xmlns can be null, returns the matching attribute.
+ **/
+Element.prototype.getAttr = function(name, xmlns) {
+    if (!xmlns) {
+        return this.attrs[name]
+    }
+
+    var namespaces = this.getXmlns()
+
+    if (!namespaces[xmlns]) {
+        return null
+    }
+
+    return this.attrs[[namespaces[xmlns], name].join(':')]
+}
+
+/**
+ * xmlns can be null
+ **/
+Element.prototype.getChild = function(name, xmlns) {
+    return this.getChildren(name, xmlns)[0]
+}
+
+/**
+ * xmlns can be null
+ **/
+Element.prototype.getChildren = function(name, xmlns) {
+    var result = []
+    for (var i = 0; i < this.children.length; i++) {
+        var child = this.children[i]
+        if (child.getName &&
+            (child.getName() === name) &&
+            (!xmlns || (child.getNS() === xmlns)))
+            result.push(child)
+    }
+    return result
+}
+
+/**
+ * xmlns and recursive can be null
+ **/
+Element.prototype.getChildByAttr = function(attr, val, xmlns, recursive) {
+    return this.getChildrenByAttr(attr, val, xmlns, recursive)[0]
+}
+
+/**
+ * xmlns and recursive can be null
+ **/
+Element.prototype.getChildrenByAttr = function(attr, val, xmlns, recursive) {
+    var result = []
+    for (var i = 0; i < this.children.length; i++) {
+        var child = this.children[i]
+        if (child.attrs &&
+            (child.attrs[attr] === val) &&
+            (!xmlns || (child.getNS() === xmlns)))
+            result.push(child)
+        if (recursive && child.getChildrenByAttr) {
+            result.push(child.getChildrenByAttr(attr, val, xmlns, true))
+        }
+    }
+    if (recursive) {
+        result = [].concat.apply([], result)
+    }
+    return result
+}
+
+Element.prototype.getChildrenByFilter = function(filter, recursive) {
+    var result = []
+    for (var i = 0; i < this.children.length; i++) {
+        var child = this.children[i]
+        if (filter(child))
+            result.push(child)
+        if (recursive && child.getChildrenByFilter){
+            result.push(child.getChildrenByFilter(filter, true))
+        }
+    }
+    if (recursive) {
+        result = [].concat.apply([], result)
+    }
+    return result
+}
+
+Element.prototype.getText = function() {
+    var text = ''
+    for (var i = 0; i < this.children.length; i++) {
+        var child = this.children[i]
+        if ((typeof child === 'string') || (typeof child === 'number')) {
+            text += child
+        }
+    }
+    return text
+}
+
+Element.prototype.getChildText = function(name, xmlns) {
+    var child = this.getChild(name, xmlns)
+    return child ? child.getText() : null
+}
+
+/**
+ * Return all direct descendents that are Elements.
+ * This differs from `getChildren` in that it will exclude text nodes,
+ * processing instructions, etc.
+ */
+Element.prototype.getChildElements = function() {
+    return this.getChildrenByFilter(function(child) {
+        return child instanceof Element
+    })
+}
+
+/*** Builder ***/
+
+/** returns uppermost parent */
+Element.prototype.root = function() {
+    if (this.parent) {
+        return this.parent.root()
+    }
+    return this
+}
+Element.prototype.tree = Element.prototype.root
+
+/** just parent or itself */
+Element.prototype.up = function() {
+    if (this.parent) {
+        return this.parent
+    }
+    return this
+}
+
+Element.prototype._getElement = function(name, attrs) {
+    var element = new Element(name, attrs)
+    return element
+}
+
+/** create child node and return it */
+Element.prototype.c = function(name, attrs) {
+    return this.cnode(this._getElement(name, attrs))
+}
+
+Element.prototype.cnode = function(child) {
+    this.children.push(child)
+    if (typeof child === 'object') {
+        child.parent = this
+    }
+    return child
+}
+
+/** add text node and return element */
+Element.prototype.t = function(text) {
+    this.children.push(text)
+    return this
+}
+
+/*** Manipulation ***/
+
+/**
+ * Either:
+ *   el.remove(childEl)
+ *   el.remove('author', 'urn:...')
+ */
+Element.prototype.remove = function(el, xmlns) {
+    var filter
+    if (typeof el === 'string') {
+        /* 1st parameter is tag name */
+        filter = function(child) {
+            return !(child.is &&
+                 child.is(el, xmlns))
+        }
+    } else {
+        /* 1st parameter is element */
+        filter = function(child) {
+            return child !== el
+        }
+    }
+
+    this.children = this.children.filter(filter)
+
+    return this
+}
+
+/**
+ * To use in case you want the same XML data for separate uses.
+ * Please refrain from this practise unless you know what you are
+ * doing. Building XML with ltx is easy!
+ */
+Element.prototype.clone = function() {
+    var clone = this._getElement(this.name, this.attrs)
+    for (var i = 0; i < this.children.length; i++) {
+        var child = this.children[i]
+        clone.cnode(child.clone ? child.clone() : child)
+    }
+    return clone
+}
+
+Element.prototype.text = function(val) {
+    if (val && this.children.length === 1) {
+        this.children[0] = val
+        return this
+    }
+    return this.getText()
+}
+
+Element.prototype.attr = function(attr, val) {
+    if (((typeof val !== 'undefined') || (val === null))) {
+        if (!this.attrs) {
+            this.attrs = {}
+        }
+        this.attrs[attr] = val
+        return this
+    }
+    return this.attrs[attr]
+}
+
+/*** Serialization ***/
+
+Element.prototype.toString = function() {
+    var s = ''
+    this.write(function(c) {
+        s += c
+    })
+    return s
+}
+
+Element.prototype.toJSON = function() {
+    return {
+        name: this.name,
+        attrs: this.attrs,
+        children: this.children.map(function(child) {
+            return child && child.toJSON ? child.toJSON() : child
+        })
+    }
+}
+
+Element.prototype._addChildren = function(writer) {
+    writer('>')
+    for (var i = 0; i < this.children.length; i++) {
+        var child = this.children[i]
+        /* Skip null/undefined */
+        if (child || (child === 0)) {
+            if (child.write) {
+                child.write(writer)
+            } else if (typeof child === 'string') {
+                writer(escapeXmlText(child))
+            } else if (child.toString) {
+                writer(escapeXmlText(child.toString(10)))
+            }
+        }
+    }
+    writer('</')
+    writer(this.name)
+    writer('>')
+}
+
+Element.prototype.write = function(writer) {
+    writer('<')
+    writer(this.name)
+    for (var k in this.attrs) {
+        var v = this.attrs[k]
+        if (v || (v === '') || (v === 0)) {
+            writer(' ')
+            writer(k)
+            writer('="')
+            if (typeof v !== 'string') {
+                v = v.toString(10)
+            }
+            writer(escapeXml(v))
+            writer('"')
+        }
+    }
+    if (this.children.length === 0) {
+        writer('/>')
+    } else {
+        this._addChildren(writer)
+    }
+}
+
+function escapeXml(s) {
+    return s.
+        replace(/\&/g, '&').
+        replace(/</g, '<').
+        replace(/>/g, '>').
+        replace(/"/g, '"').
+        replace(/"/g, ''')
+}
+
+function escapeXmlText(s) {
+    return s.
+        replace(/\&/g, '&').
+        replace(/</g, '<').
+        replace(/>/g, '>')
+}
+
+exports.Element = Element
+exports.escapeXml = escapeXml
+
+},{}],245:[function(require,module,exports){
+'use strict';
+
+/* Cause browserify to bundle SAX parsers: */
+var parse = require('./parse')
+
+parse.availableSaxParsers.push(parse.bestSaxParser = require('./sax/sax_ltx'))
+
+/* SHIM */
+module.exports = require('./index')
+},{"./index":246,"./parse":247,"./sax/sax_ltx":248}],246:[function(require,module,exports){
+'use strict';
+
+var parse = require('./parse')
+
+/**
+ * The only (relevant) data structure
+ */
+exports.Element = require('./dom-element')
+
+/**
+ * Helper
+ */
+exports.escapeXml = require('./element').escapeXml
+
+/**
+ * DOM parser interface
+ */
+exports.parse = parse.parse
+exports.Parser = parse.Parser
+
+/**
+ * SAX parser interface
+ */
+exports.availableSaxParsers = parse.availableSaxParsers
+exports.bestSaxParser = parse.bestSaxParser
+
+},{"./dom-element":243,"./element":244,"./parse":247}],247:[function(require,module,exports){
+'use strict';
+
+var events = require('events')
+  , util = require('util')
+  , DOMElement = require('./dom-element')
+
+
+exports.availableSaxParsers = []
+exports.bestSaxParser = null
+
+var saxParsers = [
+    './sax/sax_expat.js',
+    './sax/sax_ltx.js',
+    /*'./sax_easysax.js', './sax_node-xml.js',*/
+    './sax/sax_saxjs.js'
+]
+
+saxParsers.forEach(function(modName) {
+    var mod
+    try {
+        mod = require(modName)
+    } catch (e) {
+        /* Silently missing libraries drop for debug:
+        console.error(e.stack || e)
+         */
+    }
+    if (mod) {
+        exports.availableSaxParsers.push(mod)
+        if (!exports.bestSaxParser) {
+            exports.bestSaxParser = mod
+        }
+    }
+})
+
+exports.Parser = function(saxParser) {
+    events.EventEmitter.call(this)
+    var self = this
+
+    var ParserMod = saxParser || exports.bestSaxParser
+    if (!ParserMod) {
+        throw new Error('No SAX parser available')
+    }
+    this.parser = new ParserMod()
+
+    var el
+    this.parser.addListener('startElement', function(name, attrs) {
+        var child = new DOMElement(name, attrs)
+        if (!el) {
+            el = child
+        } else {
+            el = el.cnode(child)
+        }
+    })
+    this.parser.addListener('endElement', function(name) {
+        /* jshint -W035 */
+        if (!el) {
+            /* Err */
+        } else if (name === el.name) {
+            if (el.parent) {
+                el = el.parent
+            } else if (!self.tree) {
+                self.tree = el
+                el = undefined
+            }
+        }
+        /* jshint +W035 */
+    })
+    this.parser.addListener('text', function(str) {
+        if (el) {
+            el.t(str)
+        }
+    })
+    this.parser.addListener('error', function(e) {
+        self.error = e
+        self.emit('error', e)
+    })
+}
+
+util.inherits(exports.Parser, events.EventEmitter)
+
+exports.Parser.prototype.write = function(data) {
+    this.parser.write(data)
+}
+
+exports.Parser.prototype.end = function(data) {
+    this.parser.end(data)
+
+    if (!this.error) {
+        if (this.tree) {
+            this.emit('tree', this.tree)
+        } else {
+            this.emit('error', new Error('Incomplete document'))
+        }
+    }
+}
+
+exports.parse = function(data, saxParser) {
+    var p = new exports.Parser(saxParser)
+    var result = null
+      , error = null
+
+    p.on('tree', function(tree) {
+        result = tree
+    })
+    p.on('error', function(e) {
+        error = e
+    })
+
+    p.write(data)
+    p.end()
+
+    if (error) {
+        throw error
+    } else {
+        return result
+    }
+}
+
+},{"./dom-element":243,"events":6,"util":28}],248:[function(require,module,exports){
+'use strict';
+
+var util = require('util')
+  , events = require('events')
+
+var STATE_TEXT = 0,
+    STATE_IGNORE_TAG = 1,
+    STATE_TAG_NAME = 2,
+    STATE_TAG = 3,
+    STATE_ATTR_NAME = 4,
+    STATE_ATTR_EQ = 5,
+    STATE_ATTR_QUOT = 6,
+    STATE_ATTR_VALUE = 7
+
+var SaxLtx = module.exports = function SaxLtx() {
+    events.EventEmitter.call(this)
+
+    var state = STATE_TEXT, remainder
+    var tagName, attrs, endTag, selfClosing, attrQuote
+    var recordStart = 0
+    var attrName
+
+    this._handleTagOpening = function(endTag, tagName, attrs) {
+        if (!endTag) {
+            this.emit('startElement', tagName, attrs)
+            if (selfClosing) {
+                this.emit('endElement', tagName)
+            }
+        } else {
+            this.emit('endElement', tagName)
+        }
+    }
+
+    this.write = function(data) {
+        /* jshint -W071 */
+        /* jshint -W074 */
+        if (typeof data !== 'string') {
+            data = data.toString()
+        }
+        var pos = 0
+
+        /* Anything from previous write()? */
+        if (remainder) {
+            data = remainder + data
+            pos += remainder.length
+            remainder = null
+        }
+
+        function endRecording() {
+            if (typeof recordStart === 'number') {
+                var recorded = data.slice(recordStart, pos)
+                recordStart = undefined
+                return recorded
+            }
+        }
+
+        for(; pos < data.length; pos++) {
+            var c = data.charCodeAt(pos)
+            //console.log("state", state, "c", c, data[pos])
+            switch(state) {
+            case STATE_TEXT:
+                if (c === 60 /* < */) {
+                    var text = endRecording()
+                    if (text) {
+                        this.emit('text', unescapeXml(text))
+                    }
+                    state = STATE_TAG_NAME
+                    recordStart = pos + 1
+                    attrs = {}
+                }
+                break
+            case STATE_TAG_NAME:
+                if (c === 47 /* / */ && recordStart === pos) {
+                    recordStart = pos + 1
+                    endTag = true
+                } else if (c === 33 /* ! */ || c === 63 /* ? */) {
+                    recordStart = undefined
+                    state = STATE_IGNORE_TAG
+                } else if (c <= 32 || c === 47 /* / */ || c === 62 /* > */) {
+                    tagName = endRecording()
+                    pos--
+                    state = STATE_TAG
+                }
+                break
+            case STATE_IGNORE_TAG:
+                if (c === 62 /* > */) {
+                    state = STATE_TEXT
+                }
+                break
+            case STATE_TAG:
+                if (c === 62 /* > */) {
+                    this._handleTagOpening(endTag, tagName, attrs)
+                    tagName = undefined
+                    attrs = undefined
+                    endTag = undefined
+                    selfClosing = undefined
+                    state = STATE_TEXT
+                    recordStart = pos + 1
+                } else if (c === 47 /* / */) {
+                    selfClosing = true
+                } else if (c > 32) {
+                    recordStart = pos
+                    state = STATE_ATTR_NAME
+                }
+                break
+            case STATE_ATTR_NAME:
+                if (c <= 32 || c === 61 /* = */) {
+                    attrName = endRecording()
+                    pos--
+                    state = STATE_ATTR_EQ
+                }
+                break
+            case STATE_ATTR_EQ:
+                if (c === 61 /* = */) {
+                    state = STATE_ATTR_QUOT
+                }
+                break
+            case STATE_ATTR_QUOT:
+                if (c === 34 /* " */ || c === 39 /* ' */) {
+                    attrQuote = c
+                    state = STATE_ATTR_VALUE
+                    recordStart = pos + 1
+                }
+                break
+            case STATE_ATTR_VALUE:
+                if (c === attrQuote) {
+                    var value = unescapeXml(endRecording())
+                    attrs[attrName] = value
+                    attrName = undefined
+                    state = STATE_TAG
+                }
+                break
+            }
+        }
+
+        if (typeof recordStart === 'number' &&
+            recordStart <= data.length) {
+
+            remainder = data.slice(recordStart)
+            recordStart = 0
+        }
+    }
+
+    /*var origEmit = this.emit
+    this.emit = function() {
+    console.log('ltx', arguments)
+    origEmit.apply(this, arguments)
+    }*/
+}
+util.inherits(SaxLtx, events.EventEmitter)
+
+
+SaxLtx.prototype.end = function(data) {
+    if (data) {
+        this.write(data)
+    }
+
+    /* Uh, yeah */
+    this.write = function() {}
+}
+
+function unescapeXml(s) {
+    return s.
+        replace(/\&(amp|#38);/g, '&').
+        replace(/\&(lt|#60);/g, '<').
+        replace(/\&(gt|#62);/g, '>').
+        replace(/\&(quot|#34);/g, '"').
+        replace(/\&(apos|#39);/g, '\'').
+        replace(/\&(nbsp|#160);/g, '\n')
+}
+
+},{"events":6,"util":28}],249:[function(require,module,exports){
+arguments[4][120][0].apply(exports,arguments)
+},{"dup":120}],250:[function(require,module,exports){
+arguments[4][121][0].apply(exports,arguments)
+},{"./rng":249,"dup":121}],251:[function(require,module,exports){
+arguments[4][83][0].apply(exports,arguments)
+},{"dup":83}],252:[function(require,module,exports){
+/* jshint -W117 */
+'use strict';
+
+var JSM = require('jingle');
+var RTC = require('webrtc-adapter-test');
+
+var jxt = require('jxt').createRegistry();
+jxt.use(require('jxt-xmpp-types'));
+jxt.use(require('jxt-xmpp'));
+
+var IqStanza = jxt.getDefinition('iq', 'jabber:client');
+
+(function($) {
+   Strophe.addConnectionPlugin('jingle', {
+      connection: null,
+      peer_constraints: {},
+      AUTOACCEPT: false,
+      localStream: null,
+      manager: null,
+      RTC: null,
+
+      init: function(conn) {
+         var self = this;
+
+         self.RTC = RTC;
+
+         self.connection = conn;
+
+         if ((RTC.webrtcDetectedVersion < 33 && RTC.webrtcDetectedBrowser === 'firefox') || RTC.webrtcDetectedBrowser === 'chrome') {
+            self.peer_constraints = {
+               mandatory: {
+                  'OfferToReceiveAudio': true,
+                  'OfferToReceiveVideo': true
+               }
+            };
+
+            if (RTC.webrtcDetectedBrowser === 'firefox') {
+               self.peer_constraints.mandatory.MozDontOfferDataChannel = true;
+            }
+         } else {
+            self.peer_constraints = {
+               'offerToReceiveAudio': true,
+               'offerToReceiveVideo': true
+            };
+
+            if (RTC.webrtcDetectedBrowser === 'firefox') {
+               self.peer_constraints.mozDontOfferDataChannel = true;
+            }
+         }
+
+         self.manager = new JSM({
+            peerConnectionConstraints: self.peer_constraints,
+            jid: self.connection.jid,
+            selfID: self.connection.jid
+         });
+
+         var events = {
+            'incoming': 'callincoming.jingle',
+            'terminated': 'callterminated.jingle',
+            'peerStreamAdded': 'remotestreamadded.jingle',
+            'peerStreamRemoved': 'remotestreamremoved.jingle',
+            'ringing': 'ringing.jingle',
+            'log:error': 'error.jingle'
+         };
+
+         $.each(events, function(key, val) {
+            self.manager.on(key, function() {
+               $(document).trigger(val, arguments);
+            });
+         });
+
+         self.manager.on('incoming', function(session) {
+            session.on('change:connectionState', function(session, state) {
+               $(document).trigger('iceconnectionstatechange.jingle', [session.sid, session, state]);
+            });
+         });
+
+         if (this.connection.disco) {
+            var i;
+            for (i = 0; i < self.manager.capabilities.length; i++) {
+               self.connection.disco.addFeature(self.manager.capabilities[i]);
+            }
+         }
+         this.connection.addHandler(this.onJingle.bind(this), 'urn:xmpp:jingle:1', 'iq', 'set', null, null);
+
+         this.manager.on('send', function(data) {
+
+            var iq = new IqStanza(data);
+
+            self.connection.send($.parseXML(iq.toString()).getElementsByTagName('iq')[0]);
+         });
+
+         //@TODO add on client unavilable (this.manager.endPeerSessions(peer_jid_full, true))
+      },
+      onJingle: function(iq) {
+         var req = jxt.parse(iq.outerHTML);
+
+         this.manager.process(req.toJSON());
+
+         return true;
+      },
+      initiate: function(peerjid, stream) { // initiate a new jinglesession to peerjid
+         var session = this.manager.createMediaSession(peerjid);
+
+         session.on('change:connectionState', function(session, state) {
+            $(document).trigger('iceconnectionstatechange.jingle', [session.sid, session, state]);
+         });
+
+         if (stream) {
+            this.localStream = stream;
+         }
+
+         // configure session
+         if (this.localStream) {
+            session.addStream(this.localStream);
+            //TODO: add offer options here, instead of above in the init
+            session.start();
+
+            return session;
+         }
+
+         console.error('No local stream defined');
+      },
+      terminate: function(jid, reason, silent) { // terminate by sessionid (or all sessions)
+         if (typeof jid === 'undefined' || jid === null) {
+            this.manager.endAllSessions(reason, silent);
+         } else {
+            this.manager.endPeerSessions(jid, reason, silent);
+         }
+      },
+      terminateByJid: function(jid) {
+         this.manager.endPeerSessions(jid);
+      },
+      addICEServer: function(server) {
+         this.manager.addICEServer(server);
+      },
+      setICEServers: function(servers) {
+         this.manager.iceServers = servers;
+      },
+      setPeerConstraints: function(constraints) {
+         this.manager.config.peerConnectionConstraints = constraints;
+      }
+   });
+}(jQuery));
+
+},{"jingle":29,"jxt":228,"jxt-xmpp":157,"jxt-xmpp-types":125,"webrtc-adapter-test":251}]},{},[252]);
+
+
+/*!
+ * Source: lib/otr/build/dep/salsa20.js, license: AGPL3, url: https://github.com/neoatlantis/node-salsa20
+ */
+// Salsa20 implementation
+// Contributed to Cryptocat by Dmitry Chestnykh
+// 21-01-2013
+
+;(function (root, factory) {
+
+  if (typeof define === 'function' && define.amd) {
+    define(factory)
+  } else if (typeof module !== 'undefined' && module.exports) {
+    module.exports = factory()
+  } else {
+    root.Salsa20 = factory()
+  }
+
+}(this, function () {
+
+    function Salsa20(key, nonce) {
+        // Constants.
+        this.rounds = 20; // number of Salsa rounds
+        this.sigmaWords = [0x61707865, 0x3320646e, 0x79622d32, 0x6b206574];
+
+        // State.
+        this.keyWords = [];           // key words
+        this.nonceWords = [0, 0];     // nonce words
+        this.counterWords = [0, 0];   // block counter words
+
+        // Output buffer.
+        this.block = [];        // output block of 64 bytes
+        this.blockUsed = 64;     // number of block bytes used
+
+        this.setKey(key);
+        this.setNonce(nonce);
+    }
+
+    // setKey sets the key to the given 32-byte array.
+    Salsa20.prototype.setKey = function(key) {
+        for (var i = 0, j = 0; i < 8; i++, j += 4) {
+            this.keyWords[i] = (key[j] & 0xff)        |
+                              ((key[j+1] & 0xff)<<8)  |
+                              ((key[j+2] & 0xff)<<16) |
+                              ((key[j+3] & 0xff)<<24);
+        }
+        this._reset();
+    };
+
+    // setNonce sets the nonce to the given 8-byte array.
+    Salsa20.prototype.setNonce = function(nonce) {
+        this.nonceWords[0] = (nonce[0] & 0xff)      |
+                            ((nonce[1] & 0xff)<<8)  |
+                            ((nonce[2] & 0xff)<<16) |
+                            ((nonce[3] & 0xff)<<24);
+        this.nonceWords[1] = (nonce[4] & 0xff)      |
+                            ((nonce[5] & 0xff)<<8)  |
+                            ((nonce[6] & 0xff)<<16) |
+                            ((nonce[7] & 0xff)<<24);
+        this._reset();
+    };
+
+    // getBytes returns the next numberOfBytes bytes of stream.
+    Salsa20.prototype.getBytes = function(numberOfBytes) {
+        var out = new Array(numberOfBytes);
+        for (var i = 0; i < numberOfBytes; i++) {
+            if (this.blockUsed == 64) {
+                this._generateBlock();
+                this._incrementCounter();
+                this.blockUsed = 0;
+            }
+            out[i] = this.block[this.blockUsed];
+            this.blockUsed++;
+        }
+        return out;
+    };
+
+    Salsa20.prototype.getHexString = function(numberOfBytes) {
+        var hex=['0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f'];
+        var out = [];
+        var bytes = this.getBytes(numberOfBytes);
+        for(var i = 0; i < bytes.length; i++) {
+            out.push(hex[(bytes[i] >> 4) & 15]);
+            out.push(hex[bytes[i] & 15]);
+        }
+        return out.join('');
+    };
+
+    // Private methods.
+
+    Salsa20.prototype._reset = function() {
+        this.counterWords[0] = 0;
+        this.counterWords[1] = 0;
+        this.blockUsed = 64;
+    };
+
+    // _incrementCounter increments block counter.
+    Salsa20.prototype._incrementCounter = function() {
+        // Note: maximum 2^64 blocks.
+        this.counterWords[0] = (this.counterWords[0] + 1) & 0xffffffff;
+        if (this.counterWords[0] == 0) {
+            this.counterWords[1] = (this.counterWords[1] + 1) & 0xffffffff;
+        }
+    };
+
+    // _generateBlock generates 64 bytes from key, nonce, and counter,
+    // and puts the result into this.block.
+    Salsa20.prototype._generateBlock = function() {
+        var j0 = this.sigmaWords[0],
+            j1 = this.keyWords[0],
+            j2 = this.keyWords[1],
+            j3 = this.keyWords[2],
+            j4 = this.keyWords[3],
+            j5 = this.sigmaWords[1],
+            j6 = this.nonceWords[0],
+            j7 = this.nonceWords[1],
+            j8 = this.counterWords[0],
+            j9 = this.counterWords[1],
+            j10 = this.sigmaWords[2],
+            j11 = this.keyWords[4],
+            j12 = this.keyWords[5],
+            j13 = this.keyWords[6],
+            j14 = this.keyWords[7],
+            j15 = this.sigmaWords[3];
+
+            var x0 = j0, x1 = j1, x2 = j2, x3 = j3, x4 = j4, x5 = j5, x6 = j6, x7 = j7,
+                x8 = j8, x9 = j9, x10 = j10, x11 = j11, x12 = j12, x13 = j13, x14 = j14, x15 = j15;
+
+            var u;
+
+            for (var i = 0; i < this.rounds; i += 2) {
+                u = x0 + x12;
+                x4 ^= (u<<7) | (u>>>(32-7));
+                u = x4 + x0;
+                x8 ^= (u<<9) | (u>>>(32-9));
+                u = x8 + x4;
+                x12 ^= (u<<13) | (u>>>(32-13));
+                u = x12 + x8;
+                x0 ^= (u<<18) | (u>>>(32-18));
+
+                u = x5 + x1;
+                x9 ^= (u<<7) | (u>>>(32-7));
+                u = x9 + x5;
+                x13 ^= (u<<9) | (u>>>(32-9));
+                u = x13 + x9;
+                x1 ^= (u<<13) | (u>>>(32-13));
+                u = x1 + x13;
+                x5 ^= (u<<18) | (u>>>(32-18));
+
+                u = x10 + x6;
+                x14 ^= (u<<7) | (u>>>(32-7));
+                u = x14 + x10;
+                x2 ^= (u<<9) | (u>>>(32-9));
+                u = x2 + x14;
+                x6 ^= (u<<13) | (u>>>(32-13));
+                u = x6 + x2;
+                x10 ^= (u<<18) | (u>>>(32-18));
+
+                u = x15 + x11;
+                x3 ^= (u<<7) | (u>>>(32-7));
+                u = x3 + x15;
+                x7 ^= (u<<9) | (u>>>(32-9));
+                u = x7 + x3;
+                x11 ^= (u<<13) | (u>>>(32-13));
+                u = x11 + x7;
+                x15 ^= (u<<18) | (u>>>(32-18));
+
+                u = x0 + x3;
+                x1 ^= (u<<7) | (u>>>(32-7));
+                u = x1 + x0;
+                x2 ^= (u<<9) | (u>>>(32-9));
+                u = x2 + x1;
+                x3 ^= (u<<13) | (u>>>(32-13));
+                u = x3 + x2;
+                x0 ^= (u<<18) | (u>>>(32-18));
+
+                u = x5 + x4;
+                x6 ^= (u<<7) | (u>>>(32-7));
+                u = x6 + x5;
+                x7 ^= (u<<9) | (u>>>(32-9));
+                u = x7 + x6;
+                x4 ^= (u<<13) | (u>>>(32-13));
+                u = x4 + x7;
+                x5 ^= (u<<18) | (u>>>(32-18));
+
+                u = x10 + x9;
+                x11 ^= (u<<7) | (u>>>(32-7));
+                u = x11 + x10;
+                x8 ^= (u<<9) | (u>>>(32-9));
+                u = x8 + x11;
+                x9 ^= (u<<13) | (u>>>(32-13));
+                u = x9 + x8;
+                x10 ^= (u<<18) | (u>>>(32-18));
+
+                u = x15 + x14;
+                x12 ^= (u<<7) | (u>>>(32-7));
+                u = x12 + x15;
+                x13 ^= (u<<9) | (u>>>(32-9));
+                u = x13 + x12;
+                x14 ^= (u<<13) | (u>>>(32-13));
+                u = x14 + x13;
+                x15 ^= (u<<18) | (u>>>(32-18));
+            }
+
+            x0 += j0;
+            x1 += j1;
+            x2 += j2;
+            x3 += j3;
+            x4 += j4;
+            x5 += j5;
+            x6 += j6;
+            x7 += j7;
+            x8 += j8;
+            x9 += j9;
+            x10 += j10;
+            x11 += j11;
+            x12 += j12;
+            x13 += j13;
+            x14 += j14;
+            x15 += j15;
+
+            this.block[ 0] = ( x0 >>>  0) & 0xff; this.block[ 1] = ( x0 >>>  8) & 0xff;
+            this.block[ 2] = ( x0 >>> 16) & 0xff; this.block[ 3] = ( x0 >>> 24) & 0xff;
+            this.block[ 4] = ( x1 >>>  0) & 0xff; this.block[ 5] = ( x1 >>>  8) & 0xff;
+            this.block[ 6] = ( x1 >>> 16) & 0xff; this.block[ 7] = ( x1 >>> 24) & 0xff;
+            this.block[ 8] = ( x2 >>>  0) & 0xff; this.block[ 9] = ( x2 >>>  8) & 0xff;
+            this.block[10] = ( x2 >>> 16) & 0xff; this.block[11] = ( x2 >>> 24) & 0xff;
+            this.block[12] = ( x3 >>>  0) & 0xff; this.block[13] = ( x3 >>>  8) & 0xff;
+            this.block[14] = ( x3 >>> 16) & 0xff; this.block[15] = ( x3 >>> 24) & 0xff;
+            this.block[16] = ( x4 >>>  0) & 0xff; this.block[17] = ( x4 >>>  8) & 0xff;
+            this.block[18] = ( x4 >>> 16) & 0xff; this.block[19] = ( x4 >>> 24) & 0xff;
+            this.block[20] = ( x5 >>>  0) & 0xff; this.block[21] = ( x5 >>>  8) & 0xff;
+            this.block[22] = ( x5 >>> 16) & 0xff; this.block[23] = ( x5 >>> 24) & 0xff;
+            this.block[24] = ( x6 >>>  0) & 0xff; this.block[25] = ( x6 >>>  8) & 0xff;
+            this.block[26] = ( x6 >>> 16) & 0xff; this.block[27] = ( x6 >>> 24) & 0xff;
+            this.block[28] = ( x7 >>>  0) & 0xff; this.block[29] = ( x7 >>>  8) & 0xff;
+            this.block[30] = ( x7 >>> 16) & 0xff; this.block[31] = ( x7 >>> 24) & 0xff;
+            this.block[32] = ( x8 >>>  0) & 0xff; this.block[33] = ( x8 >>>  8) & 0xff;
+            this.block[34] = ( x8 >>> 16) & 0xff; this.block[35] = ( x8 >>> 24) & 0xff;
+            this.block[36] = ( x9 >>>  0) & 0xff; this.block[37] = ( x9 >>>  8) & 0xff;
+            this.block[38] = ( x9 >>> 16) & 0xff; this.block[39] = ( x9 >>> 24) & 0xff;
+            this.block[40] = (x10 >>>  0) & 0xff; this.block[41] = (x10 >>>  8) & 0xff;
+            this.block[42] = (x10 >>> 16) & 0xff; this.block[43] = (x10 >>> 24) & 0xff;
+            this.block[44] = (x11 >>>  0) & 0xff; this.block[45] = (x11 >>>  8) & 0xff;
+            this.block[46] = (x11 >>> 16) & 0xff; this.block[47] = (x11 >>> 24) & 0xff;
+            this.block[48] = (x12 >>>  0) & 0xff; this.block[49] = (x12 >>>  8) & 0xff;
+            this.block[50] = (x12 >>> 16) & 0xff; this.block[51] = (x12 >>> 24) & 0xff;
+            this.block[52] = (x13 >>>  0) & 0xff; this.block[53] = (x13 >>>  8) & 0xff;
+            this.block[54] = (x13 >>> 16) & 0xff; this.block[55] = (x13 >>> 24) & 0xff;
+            this.block[56] = (x14 >>>  0) & 0xff; this.block[57] = (x14 >>>  8) & 0xff;
+            this.block[58] = (x14 >>> 16) & 0xff; this.block[59] = (x14 >>> 24) & 0xff;
+            this.block[60] = (x15 >>>  0) & 0xff; this.block[61] = (x15 >>>  8) & 0xff;
+            this.block[62] = (x15 >>> 16) & 0xff; this.block[63] = (x15 >>> 24) & 0xff;
+    };
+
+  return Salsa20
+
+}))
+
+/*!
+ * Source: lib/otr/build/dep/bigint.js, license: public domain, url: www.leemon.com
+ */
+;(function (root, factory) {
+
+  if (typeof define === 'function' && define.amd) {
+    define(factory.bind(root, root.crypto || root.msCrypto))
+  } else if (typeof module !== 'undefined' && module.exports) {
+    module.exports = factory(require('crypto'))
+  } else {
+    root.BigInt = factory(root.crypto || root.msCrypto)
+  }
+
+}(this, function (crypto) {
+
+  ////////////////////////////////////////////////////////////////////////////////////////
+  // Big Integer Library v. 5.5
+  // Created 2000, last modified 2013
+  // Leemon Baird
+  // www.leemon.com
+  //
+  // Version history:
+  // v 5.5  17 Mar 2013
+  //   - two lines of a form like "if (x<0) x+=n" had the "if" changed to "while" to
+  //     handle the case when x<-n. (Thanks to James Ansell for finding that bug)
+  // v 5.4  3 Oct 2009
+  //   - added "var i" to greaterShift() so i is not global. (Thanks to Péter Szabó for finding that bug)
+  //
+  // v 5.3  21 Sep 2009
+  //   - added randProbPrime(k) for probable primes
+  //   - unrolled loop in mont_ (slightly faster)
+  //   - millerRabin now takes a bigInt parameter rather than an int
+  //
+  // v 5.2  15 Sep 2009
+  //   - fixed capitalization in call to int2bigInt in randBigInt
+  //     (thanks to Emili Evripidou, Reinhold Behringer, and Samuel Macaleese for finding that bug)
+  //
+  // v 5.1  8 Oct 2007 
+  //   - renamed inverseModInt_ to inverseModInt since it doesn't change its parameters
+  //   - added functions GCD and randBigInt, which call GCD_ and randBigInt_
+  //   - fixed a bug found by Rob Visser (see comment with his name below)
+  //   - improved comments
+  //
+  // This file is public domain.   You can use it for any purpose without restriction.
+  // I do not guarantee that it is correct, so use it at your own risk.  If you use 
+  // it for something interesting, I'd appreciate hearing about it.  If you find 
+  // any bugs or make any improvements, I'd appreciate hearing about those too.
+  // It would also be nice if my name and URL were left in the comments.  But none 
+  // of that is required.
+  //
+  // This code defines a bigInt library for arbitrary-precision integers.
+  // A bigInt is an array of integers storing the value in chunks of bpe bits, 
+  // little endian (buff[0] is the least significant word).
+  // Negative bigInts are stored two's complement.  Almost all the functions treat
+  // bigInts as nonnegative.  The few that view them as two's complement say so
+  // in their comments.  Some functions assume their parameters have at least one 
+  // leading zero element. Functions with an underscore at the end of the name put
+  // their answer into one of the arrays passed in, and have unpredictable behavior 
+  // in case of overflow, so the caller must make sure the arrays are big enough to 
+  // hold the answer.  But the average user should never have to call any of the 
+  // underscored functions.  Each important underscored function has a wrapper function 
+  // of the same name without the underscore that takes care of the details for you.  
+  // For each underscored function where a parameter is modified, that same variable 
+  // must not be used as another argument too.  So, you cannot square x by doing 
+  // multMod_(x,x,n).  You must use squareMod_(x,n) instead, or do y=dup(x); multMod_(x,y,n).
+  // Or simply use the multMod(x,x,n) function without the underscore, where
+  // such issues never arise, because non-underscored functions never change
+  // their parameters; they always allocate new memory for the answer that is returned.
+  //
+  // These functions are designed to avoid frequent dynamic memory allocation in the inner loop.
+  // For most functions, if it needs a BigInt as a local variable it will actually use
+  // a global, and will only allocate to it only when it's not the right size.  This ensures
+  // that when a function is called repeatedly with same-sized parameters, it only allocates
+  // memory on the first call.
+  //
+  // Note that for cryptographic purposes, the calls to Math.random() must 
+  // be replaced with calls to a better pseudorandom number generator.
+  //
+  // In the following, "bigInt" means a bigInt with at least one leading zero element,
+  // and "integer" means a nonnegative integer less than radix.  In some cases, integer 
+  // can be negative.  Negative bigInts are 2s complement.
+  // 
+  // The following functions do not modify their inputs.
+  // Those returning a bigInt, string, or Array will dynamically allocate memory for that value.
+  // Those returning a boolean will return the integer 0 (false) or 1 (true).
+  // Those returning boolean or int will not allocate memory except possibly on the first 
+  // time they're called with a given parameter size.
+  // 
+  // bigInt  add(x,y)               //return (x+y) for bigInts x and y.  
+  // bigInt  addInt(x,n)            //return (x+n) where x is a bigInt and n is an integer.
+  // string  bigInt2str(x,base)     //return a string form of bigInt x in a given base, with 2 <= base <= 95
+  // int     bitSize(x)             //return how many bits long the bigInt x is, not counting leading zeros
+  // bigInt  dup(x)                 //return a copy of bigInt x
+  // boolean equals(x,y)            //is the bigInt x equal to the bigint y?
+  // boolean equalsInt(x,y)         //is bigint x equal to integer y?
+  // bigInt  expand(x,n)            //return a copy of x with at least n elements, adding leading zeros if needed
+  // Array   findPrimes(n)          //return array of all primes less than integer n
+  // bigInt  GCD(x,y)               //return greatest common divisor of bigInts x and y (each with same number of elements).
+  // boolean greater(x,y)           //is x>y?  (x and y are nonnegative bigInts)
+  // boolean greaterShift(x,y,shift)//is (x <<(shift*bpe)) > y?
+  // bigInt  int2bigInt(t,n,m)      //return a bigInt equal to integer t, with at least n bits and m array elements
+  // bigInt  inverseMod(x,n)        //return (x**(-1) mod n) for bigInts x and n.  If no inverse exists, it returns null
+  // int     inverseModInt(x,n)     //return x**(-1) mod n, for integers x and n.  Return 0 if there is no inverse
+  // boolean isZero(x)              //is the bigInt x equal to zero?
+  // boolean millerRabin(x,b)       //does one round of Miller-Rabin base integer b say that bigInt x is possibly prime? (b is bigInt, 1<b<x)
+  // boolean millerRabinInt(x,b)    //does one round of Miller-Rabin base integer b say that bigInt x is possibly prime? (b is int,    1<b<x)
+  // bigInt  mod(x,n)               //return a new bigInt equal to (x mod n) for bigInts x and n.
+  // int     modInt(x,n)            //return x mod n for bigInt x and integer n.
+  // bigInt  mult(x,y)              //return x*y for bigInts x and y. This is faster when y<x.
+  // bigInt  multMod(x,y,n)         //return (x*y mod n) for bigInts x,y,n.  For greater speed, let y<x.
+  // boolean negative(x)            //is bigInt x negative?
+  // bigInt  powMod(x,y,n)          //return (x**y mod n) where x,y,n are bigInts and ** is exponentiation.  0**0=1. Faster for odd n.
+  // bigInt  randBigInt(n,s)        //return an n-bit random BigInt (n>=1).  If s=1, then the most significant of those n bits is set to 1.
+  // bigInt  randTruePrime(k)       //return a new, random, k-bit, true prime bigInt using Maurer's algorithm.
+  // bigInt  randProbPrime(k)       //return a new, random, k-bit, probable prime bigInt (probability it's composite less than 2^-80).
+  // bigInt  str2bigInt(s,b,n,m)    //return a bigInt for number represented in string s in base b with at least n bits and m array elements
+  // bigInt  sub(x,y)               //return (x-y) for bigInts x and y.  Negative answers will be 2s complement
+  // bigInt  trim(x,k)              //return a copy of x with exactly k leading zero elements
+  //
+  //
+  // The following functions each have a non-underscored version, which most users should call instead.
+  // These functions each write to a single parameter, and the caller is responsible for ensuring the array 
+  // passed in is large enough to hold the result. 
+  //
+  // void    addInt_(x,n)          //do x=x+n where x is a bigInt and n is an integer
+  // void    add_(x,y)             //do x=x+y for bigInts x and y
+  // void    copy_(x,y)            //do x=y on bigInts x and y
+  // void    copyInt_(x,n)         //do x=n on bigInt x and integer n
+  // void    GCD_(x,y)             //set x to the greatest common divisor of bigInts x and y, (y is destroyed).  (This never overflows its array).
+  // boolean inverseMod_(x,n)      //do x=x**(-1) mod n, for bigInts x and n. Returns 1 (0) if inverse does (doesn't) exist
+  // void    mod_(x,n)             //do x=x mod n for bigInts x and n. (This never overflows its array).
+  // void    mult_(x,y)            //do x=x*y for bigInts x and y.
+  // void    multMod_(x,y,n)       //do x=x*y  mod n for bigInts x,y,n.
+  // void    powMod_(x,y,n)        //do x=x**y mod n, where x,y,n are bigInts (n is odd) and ** is exponentiation.  0**0=1.
+  // void    randBigInt_(b,n,s)    //do b = an n-bit random BigInt. if s=1, then nth bit (most significant bit) is set to 1. n>=1.
+  // void    randTruePrime_(ans,k) //do ans = a random k-bit true random prime (not just probable prime) with 1 in the msb.
+  // void    sub_(x,y)             //do x=x-y for bigInts x and y. Negative answers will be 2s complement.
+  //
+  // The following functions do NOT have a non-underscored version. 
+  // They each write a bigInt result to one or more parameters.  The caller is responsible for
+  // ensuring the arrays passed in are large enough to hold the results. 
+  //
+  // void addShift_(x,y,ys)       //do x=x+(y<<(ys*bpe))
+  // void carry_(x)               //do carries and borrows so each element of the bigInt x fits in bpe bits.
+  // void divide_(x,y,q,r)        //divide x by y giving quotient q and remainder r
+  // int  divInt_(x,n)            //do x=floor(x/n) for bigInt x and integer n, and return the remainder. (This never overflows its array).
+  // int  eGCD_(x,y,d,a,b)        //sets a,b,d to positive bigInts such that d = GCD_(x,y) = a*x-b*y
+  // void halve_(x)               //do x=floor(|x|/2)*sgn(x) for bigInt x in 2's complement.  (This never overflows its array).
+  // void leftShift_(x,n)         //left shift bigInt x by n bits.  n<bpe.
+  // void linComb_(x,y,a,b)       //do x=a*x+b*y for bigInts x and y and integers a and b
+  // void linCombShift_(x,y,b,ys) //do x=x+b*(y<<(ys*bpe)) for bigInts x and y, and integers b and ys
+  // void mont_(x,y,n,np)         //Montgomery multiplication (see comments where the function is defined)
+  // void multInt_(x,n)           //do x=x*n where x is a bigInt and n is an integer.
+  // void rightShift_(x,n)        //right shift bigInt x by n bits. (This never overflows its array).
+  // void squareMod_(x,n)         //do x=x*x  mod n for bigInts x,n
+  // void subShift_(x,y,ys)       //do x=x-(y<<(ys*bpe)). Negative answers will be 2s complement.
+  //
+  // The following functions are based on algorithms from the _Handbook of Applied Cryptography_
+  //    powMod_()           = algorithm 14.94, Montgomery exponentiation
+  //    eGCD_,inverseMod_() = algorithm 14.61, Binary extended GCD_
+  //    GCD_()              = algorothm 14.57, Lehmer's algorithm
+  //    mont_()             = algorithm 14.36, Montgomery multiplication
+  //    divide_()           = algorithm 14.20  Multiple-precision division
+  //    squareMod_()        = algorithm 14.16  Multiple-precision squaring
+  //    randTruePrime_()    = algorithm  4.62, Maurer's algorithm
+  //    millerRabin()       = algorithm  4.24, Miller-Rabin algorithm
+  //
+  // Profiling shows:
+  //     randTruePrime_() spends:
+  //         10% of its time in calls to powMod_()
+  //         85% of its time in calls to millerRabin()
+  //     millerRabin() spends:
+  //         99% of its time in calls to powMod_()   (always with a base of 2)
+  //     powMod_() spends:
+  //         94% of its time in calls to mont_()  (almost always with x==y)
+  //
+  // This suggests there are several ways to speed up this library slightly:
+  //     - convert powMod_ to use a Montgomery form of k-ary window (or maybe a Montgomery form of sliding window)
+  //         -- this should especially focus on being fast when raising 2 to a power mod n
+  //     - convert randTruePrime_() to use a minimum r of 1/3 instead of 1/2 with the appropriate change to the test
+  //     - tune the parameters in randTruePrime_(), including c, m, and recLimit
+  //     - speed up the single loop in mont_() that takes 95% of the runtime, perhaps by reducing checking
+  //       within the loop when all the parameters are the same length.
+  //
+  // There are several ideas that look like they wouldn't help much at all:
+  //     - replacing trial division in randTruePrime_() with a sieve (that speeds up something taking almost no time anyway)
+  //     - increase bpe from 15 to 30 (that would help if we had a 32*32->64 multiplier, but not with JavaScript's 32*32->32)
+  //     - speeding up mont_(x,y,n,np) when x==y by doing a non-modular, non-Montgomery square
+  //       followed by a Montgomery reduction.  The intermediate answer will be twice as long as x, so that
+  //       method would be slower.  This is unfortunate because the code currently spends almost all of its time
+  //       doing mont_(x,x,...), both for randTruePrime_() and powMod_().  A faster method for Montgomery squaring
+  //       would have a large impact on the speed of randTruePrime_() and powMod_().  HAC has a couple of poorly-worded
+  //       sentences that seem to imply it's faster to do a non-modular square followed by a single
+  //       Montgomery reduction, but that's obviously wrong.
+  ////////////////////////////////////////////////////////////////////////////////////////
+
+  //globals
+
+  // The number of significant bits in the fraction of a JavaScript
+  // floating-point number is 52, independent of platform.
+  // See: https://github.com/arlolra/otr/issues/41
+
+  var bpe = 26;          // bits stored per array element
+  var radix = 1 << bpe;  // equals 2^bpe
+  var mask = radix - 1;  // AND this with an array element to chop it down to bpe bits
+
+  //the digits for converting to different bases
+  var digitsStr='0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz_=!@#$%^&*()[]{}|;:,.<>/?`~ \\\'\"+-';
+
+  var one=int2bigInt(1,1,1);     //constant used in powMod_()
+
+  //the following global variables are scratchpad memory to 
+  //reduce dynamic memory allocation in the inner loop
+  var t=new Array(0);
+  var ss=t;       //used in mult_()
+  var s0=t;       //used in multMod_(), squareMod_()
+  var s1=t;       //used in powMod_(), multMod_(), squareMod_()
+  var s2=t;       //used in powMod_(), multMod_()
+  var s3=t;       //used in powMod_()
+  var s4=t, s5=t; //used in mod_()
+  var s6=t;       //used in bigInt2str()
+  var s7=t;       //used in powMod_()
+  var T=t;        //used in GCD_()
+  var sa=t;       //used in mont_()
+  var mr_x1=t, mr_r=t, mr_a=t;                                      //used in millerRabin()
+  var eg_v=t, eg_u=t, eg_A=t, eg_B=t, eg_C=t, eg_D=t;               //used in eGCD_(), inverseMod_()
+  var md_q1=t, md_q2=t, md_q3=t, md_r=t, md_r1=t, md_r2=t, md_tt=t; //used in mod_()
+
+  var primes=t, pows=t, s_i=t, s_i2=t, s_R=t, s_rm=t, s_q=t, s_n1=t;
+  var s_a=t, s_r2=t, s_n=t, s_b=t, s_d=t, s_x1=t, s_x2=t, s_aa=t; //used in randTruePrime_()
+    
+  var rpprb=t; //used in randProbPrimeRounds() (which also uses "primes")
+
+  ////////////////////////////////////////////////////////////////////////////////////////
+
+
+  //return array of all primes less than integer n
+  function findPrimes(n) {
+    var i,s,p,ans;
+    s=new Array(n);
+    for (i=0;i<n;i++)
+      s[i]=0;
+    s[0]=2;
+    p=0;    //first p elements of s are primes, the rest are a sieve
+    for(;s[p]<n;) {                  //s[p] is the pth prime
+      for(i=s[p]*s[p]; i<n; i+=s[p]) //mark multiples of s[p]
+        s[i]=1;
+      p++;
+      s[p]=s[p-1]+1;
+      for(; s[p]<n && s[s[p]]; s[p]++); //find next prime (where s[p]==0)
+    }
+    ans=new Array(p);
+    for(i=0;i<p;i++)
+      ans[i]=s[i];
+    return ans;
+  }
+
+
+  //does a single round of Miller-Rabin base b consider x to be a possible prime?
+  //x is a bigInt, and b is an integer, with b<x
+  function millerRabinInt(x,b) {
+    if (mr_x1.length!=x.length) {
+      mr_x1=dup(x);
+      mr_r=dup(x);
+      mr_a=dup(x);
+    }
+
+    copyInt_(mr_a,b);
+    return millerRabin(x,mr_a);
+  }
+
+  //does a single round of Miller-Rabin base b consider x to be a possible prime?
+  //x and b are bigInts with b<x
+  function millerRabin(x,b) {
+    var i,j,k,s;
+
+    if (mr_x1.length!=x.length) {
+      mr_x1=dup(x);
+      mr_r=dup(x);
+      mr_a=dup(x);
+    }
+
+    copy_(mr_a,b);
+    copy_(mr_r,x);
+    copy_(mr_x1,x);
+
+    addInt_(mr_r,-1);
+    addInt_(mr_x1,-1);
+
+    //s=the highest power of two that divides mr_r
+
+    /*
+    k=0;
+    for (i=0;i<mr_r.length;i++)
+      for (j=1;j<mask;j<<=1)
+        if (x[i] & j) {
+          s=(k<mr_r.length+bpe ? k : 0); 
+           i=mr_r.length;
+           j=mask;
+        } else
+          k++;
+    */
+
+    /* http://www.javascripter.net/math/primes/millerrabinbug-bigint54.htm */
+    if (isZero(mr_r)) return 0;
+    for (k=0; mr_r[k]==0; k++);
+    for (i=1,j=2; mr_r[k]%j==0; j*=2,i++ );
+    s = k*bpe + i - 1;
+    /* end */
+
+    if (s)                
+      rightShift_(mr_r,s);
+
+    powMod_(mr_a,mr_r,x);
+
+    if (!equalsInt(mr_a,1) && !equals(mr_a,mr_x1)) {
+      j=1;
+      while (j<=s-1 && !equals(mr_a,mr_x1)) {
+        squareMod_(mr_a,x);
+        if (equalsInt(mr_a,1)) {
+          return 0;
+        }
+        j++;
+      }
+      if (!equals(mr_a,mr_x1)) {
+        return 0;
+      }
+    }
+    return 1;  
+  }
+
+  //returns how many bits long the bigInt is, not counting leading zeros.
+  function bitSize(x) {
+    var j,z,w;
+    for (j=x.length-1; (x[j]==0) && (j>0); j--);
+    for (z=0,w=x[j]; w; (w>>=1),z++);
+    z+=bpe*j;
+    return z;
+  }
+
+  //return a copy of x with at least n elements, adding leading zeros if needed
+  function expand(x,n) {
+    var ans=int2bigInt(0,(x.length>n ? x.length : n)*bpe,0);
+    copy_(ans,x);
+    return ans;
+  }
+
+  //return a k-bit true random prime using Maurer's algorithm.
+  function randTruePrime(k) {
+    var ans=int2bigInt(0,k,0);
+    randTruePrime_(ans,k);
+    return trim(ans,1);
+  }
+
+  //return a k-bit random probable prime with probability of error < 2^-80
+  function randProbPrime(k) {
+    if (k>=600) return randProbPrimeRounds(k,2); //numbers from HAC table 4.3
+    if (k>=550) return randProbPrimeRounds(k,4);
+    if (k>=500) return randProbPrimeRounds(k,5);
+    if (k>=400) return randProbPrimeRounds(k,6);
+    if (k>=350) return randProbPrimeRounds(k,7);
+    if (k>=300) return randProbPrimeRounds(k,9);
+    if (k>=250) return randProbPrimeRounds(k,12); //numbers from HAC table 4.4
+    if (k>=200) return randProbPrimeRounds(k,15);
+    if (k>=150) return randProbPrimeRounds(k,18);
+    if (k>=100) return randProbPrimeRounds(k,27);
+                return randProbPrimeRounds(k,40); //number from HAC remark 4.26 (only an estimate)
+  }
+
+  //return a k-bit probable random prime using n rounds of Miller Rabin (after trial division with small primes)
+  function randProbPrimeRounds(k,n) {
+    var ans, i, divisible, B; 
+    B=30000;  //B is largest prime to use in trial division
+    ans=int2bigInt(0,k,0);
+    
+    //optimization: try larger and smaller B to find the best limit.
+    
+    if (primes.length==0)
+      primes=findPrimes(30000);  //check for divisibility by primes <=30000
+
+    if (rpprb.length!=ans.length)
+      rpprb=dup(ans);
+
+    for (;;) { //keep trying random values for ans until one appears to be prime
+      //optimization: pick a random number times L=2*3*5*...*p, plus a 
+      //   random element of the list of all numbers in [0,L) not divisible by any prime up to p.
+      //   This can reduce the amount of random number generation.
+      
+      randBigInt_(ans,k,0); //ans = a random odd number to check
+      ans[0] |= 1; 
+      divisible=0;
+    
+      //check ans for divisibility by small primes up to B
+      for (i=0; (i<primes.length) && (primes[i]<=B); i++)
+        if (modInt(ans,primes[i])==0 && !equalsInt(ans,primes[i])) {
+          divisible=1;
+          break;
+        }      
+      
+      //optimization: change millerRabin so the base can be bigger than the number being checked, then eliminate the while here.
+      
+      //do n rounds of Miller Rabin, with random bases less than ans
+      for (i=0; i<n && !divisible; i++) {
+        randBigInt_(rpprb,k,0);
+        while(!greater(ans,rpprb)) //pick a random rpprb that's < ans
+          randBigInt_(rpprb,k,0);
+        if (!millerRabin(ans,rpprb))
+          divisible=1;
+      }
+      
+      if(!divisible)
+        return ans;
+    }  
+  }
+
+  //return a new bigInt equal to (x mod n) for bigInts x and n.
+  function mod(x,n) {
+    var ans=dup(x);
+    mod_(ans,n);
+    return trim(ans,1);
+  }
+
+  //return (x+n) where x is a bigInt and n is an integer.
+  function addInt(x,n) {
+    var ans=expand(x,x.length+1);
+    addInt_(ans,n);
+    return trim(ans,1);
+  }
+
+  //return x*y for bigInts x and y. This is faster when y<x.
+  function mult(x,y) {
+    var ans=expand(x,x.length+y.length);
+    mult_(ans,y);
+    return trim(ans,1);
+  }
+
+  //return (x**y mod n) where x,y,n are bigInts and ** is exponentiation.  0**0=1. Faster for odd n.
+  function powMod(x,y,n) {
+    var ans=expand(x,n.length);  
+    powMod_(ans,trim(y,2),trim(n,2),0);  //this should work without the trim, but doesn't
+    return trim(ans,1);
+  }
+
+  //return (x-y) for bigInts x and y.  Negative answers will be 2s complement
+  function sub(x,y) {
+    var ans=expand(x,(x.length>y.length ? x.length+1 : y.length+1)); 
+    sub_(ans,y);
+    return trim(ans,1);
+  }
+
+  //return (x+y) for bigInts x and y.  
+  function add(x,y) {
+    var ans=expand(x,(x.length>y.length ? x.length+1 : y.length+1)); 
+    add_(ans,y);
+    return trim(ans,1);
+  }
+
+  //return (x**(-1) mod n) for bigInts x and n.  If no inverse exists, it returns null
+  function inverseMod(x,n) {
+    var ans=expand(x,n.length); 
+    var s;
+    s=inverseMod_(ans,n);
+    return s ? trim(ans,1) : null;
+  }
+
+  //return (x*y mod n) for bigInts x,y,n.  For greater speed, let y<x.
+  function multMod(x,y,n) {
+    var ans=expand(x,n.length);
+    multMod_(ans,y,n);
+    return trim(ans,1);
+  }
+
+  //generate a k-bit true random prime using Maurer's algorithm,
+  //and put it into ans.  The bigInt ans must be large enough to hold it.
+  function randTruePrime_(ans,k) {
+    var c,w,m,pm,dd,j,r,B,divisible,z,zz,recSize,recLimit;
+
+    if (primes.length==0)
+      primes=findPrimes(30000);  //check for divisibility by primes <=30000
+
+    if (pows.length==0) {
+      pows=new Array(512);
+      for (j=0;j<512;j++) {
+        pows[j]=Math.pow(2,j/511.0-1.0);
+      }
+    }
+
+    //c and m should be tuned for a particular machine and value of k, to maximize speed
+    c=0.1;  //c=0.1 in HAC
+    m=20;   //generate this k-bit number by first recursively generating a number that has between k/2 and k-m bits
+    recLimit=20; //stop recursion when k <=recLimit.  Must have recLimit >= 2
+
+    if (s_i2.length!=ans.length) {
+      s_i2=dup(ans);
+      s_R =dup(ans);
+      s_n1=dup(ans);
+      s_r2=dup(ans);
+      s_d =dup(ans);
+      s_x1=dup(ans);
+      s_x2=dup(ans);
+      s_b =dup(ans);
+      s_n =dup(ans);
+      s_i =dup(ans);
+      s_rm=dup(ans);
+      s_q =dup(ans);
+      s_a =dup(ans);
+      s_aa=dup(ans);
+    }
+
+    if (k <= recLimit) {  //generate small random primes by trial division up to its square root
+      pm=(1<<((k+2)>>1))-1; //pm is binary number with all ones, just over sqrt(2^k)
+      copyInt_(ans,0);
+      for (dd=1;dd;) {
+        dd=0;
+        ans[0]= 1 | (1<<(k-1)) | randomBitInt(k);  //random, k-bit, odd integer, with msb 1
+        for (j=1;(j<primes.length) && ((primes[j]&pm)==primes[j]);j++) { //trial division by all primes 3...sqrt(2^k)
+          if (0==(ans[0]%primes[j])) {
+            dd=1;
+            break;
+          }
+        }
+      }
+      carry_(ans);
+      return;
+    }
+
+    B=c*k*k;    //try small primes up to B (or all the primes[] array if the largest is less than B).
+    if (k>2*m)  //generate this k-bit number by first recursively generating a number that has between k/2 and k-m bits
+      for (r=1; k-k*r<=m; )
+        r=pows[randomBitInt(9)];   //r=Math.pow(2,Math.random()-1);
+    else
+      r=0.5;
+
+    //simulation suggests the more complex algorithm using r=.333 is only slightly faster.
+
+    recSize=Math.floor(r*k)+1;
+
+    randTruePrime_(s_q,recSize);
+    copyInt_(s_i2,0);
+    s_i2[Math.floor((k-2)/bpe)] |= (1<<((k-2)%bpe));   //s_i2=2^(k-2)
+    divide_(s_i2,s_q,s_i,s_rm);                        //s_i=floor((2^(k-1))/(2q))
+
+    z=bitSize(s_i);
+
+    for (;;) {
+      for (;;) {  //generate z-bit numbers until one falls in the range [0,s_i-1]
+        randBigInt_(s_R,z,0);
+        if (greater(s_i,s_R))
+          break;
+      }                //now s_R is in the range [0,s_i-1]
+      addInt_(s_R,1);  //now s_R is in the range [1,s_i]
+      add_(s_R,s_i);   //now s_R is in the range [s_i+1,2*s_i]
+
+      copy_(s_n,s_q);
+      mult_(s_n,s_R); 
+      multInt_(s_n,2);
+      addInt_(s_n,1);    //s_n=2*s_R*s_q+1
+      
+      copy_(s_r2,s_R);
+      multInt_(s_r2,2);  //s_r2=2*s_R
+
+      //check s_n for divisibility by small primes up to B
+      for (divisible=0,j=0; (j<primes.length) && (primes[j]<B); j++)
+        if (modInt(s_n,primes[j])==0 && !equalsInt(s_n,primes[j])) {
+          divisible=1;
+          break;
+        }      
+
+      if (!divisible)    //if it passes small primes check, then try a single Miller-Rabin base 2
+        if (!millerRabinInt(s_n,2)) //this line represents 75% of the total runtime for randTruePrime_ 
+          divisible=1;
+
+      if (!divisible) {  //if it passes that test, continue checking s_n
+        addInt_(s_n,-3);
+        for (j=s_n.length-1;(s_n[j]==0) && (j>0); j--);  //strip leading zeros
+        for (zz=0,w=s_n[j]; w; (w>>=1),zz++);
+        zz+=bpe*j;                             //zz=number of bits in s_n, ignoring leading zeros
+        for (;;) {  //generate z-bit numbers until one falls in the range [0,s_n-1]
+          randBigInt_(s_a,zz,0);
+          if (greater(s_n,s_a))
+            break;
+        }                //now s_a is in the range [0,s_n-1]
+        addInt_(s_n,3);  //now s_a is in the range [0,s_n-4]
+        addInt_(s_a,2);  //now s_a is in the range [2,s_n-2]
+        copy_(s_b,s_a);
+        copy_(s_n1,s_n);
+        addInt_(s_n1,-1);
+        powMod_(s_b,s_n1,s_n);   //s_b=s_a^(s_n-1) modulo s_n
+        addInt_(s_b,-1);
+        if (isZero(s_b)) {
+          copy_(s_b,s_a);
+          powMod_(s_b,s_r2,s_n);
+          addInt_(s_b,-1);
+          copy_(s_aa,s_n);
+          copy_(s_d,s_b);
+          GCD_(s_d,s_n);  //if s_b and s_n are relatively prime, then s_n is a prime
+          if (equalsInt(s_d,1)) {
+            copy_(ans,s_aa);
+            return;     //if we've made it this far, then s_n is absolutely guaranteed to be prime
+          }
+        }
+      }
+    }
+  }
+
+  //Return an n-bit random BigInt (n>=1).  If s=1, then the most significant of those n bits is set to 1.
+  function randBigInt(n,s) {
+    var a,b;
+    a=Math.floor((n-1)/bpe)+2; //# array elements to hold the BigInt with a leading 0 element
+    b=int2bigInt(0,0,a);
+    randBigInt_(b,n,s);
+    return b;
+  }
+
+  //Set b to an n-bit random BigInt.  If s=1, then the most significant of those n bits is set to 1.
+  //Array b must be big enough to hold the result. Must have n>=1
+  function randBigInt_(b,n,s) {
+    var i,a;
+    for (i=0;i<b.length;i++)
+      b[i]=0;
+    a=Math.floor((n-1)/bpe)+1; //# array elements to hold the BigInt
+    for (i=0;i<a;i++) {
+      b[i]=randomBitInt(bpe);
+    }
+    b[a-1] &= (2<<((n-1)%bpe))-1;
+    if (s==1)
+      b[a-1] |= (1<<((n-1)%bpe));
+  }
+
+  //Return the greatest common divisor of bigInts x and y (each with same number of elements).
+  function GCD(x,y) {
+    var xc,yc;
+    xc=dup(x);
+    yc=dup(y);
+    GCD_(xc,yc);
+    return xc;
+  }
+
+  //set x to the greatest common divisor of bigInts x and y (each with same number of elements).
+  //y is destroyed.
+  function GCD_(x,y) {
+    var i,xp,yp,A,B,C,D,q,sing,qp;
+    if (T.length!=x.length)
+      T=dup(x);
+
+    sing=1;
+    while (sing) { //while y has nonzero elements other than y[0]
+      sing=0;
+      for (i=1;i<y.length;i++) //check if y has nonzero elements other than 0
+        if (y[i]) {
+          sing=1;
+          break;
+        }
+      if (!sing) break; //quit when y all zero elements except possibly y[0]
+
+      for (i=x.length;!x[i] && i>=0;i--);  //find most significant element of x
+      xp=x[i];
+      yp=y[i];
+      A=1; B=0; C=0; D=1;
+      while ((yp+C) && (yp+D)) {
+        q =Math.floor((xp+A)/(yp+C));
+        qp=Math.floor((xp+B)/(yp+D));
+        if (q!=qp)
+          break;
+        t= A-q*C;   A=C;   C=t;    //  do (A,B,xp, C,D,yp) = (C,D,yp, A,B,xp) - q*(0,0,0, C,D,yp)      
+        t= B-q*D;   B=D;   D=t;
+        t=xp-q*yp; xp=yp; yp=t;
+      }
+      if (B) {
+        copy_(T,x);
+        linComb_(x,y,A,B); //x=A*x+B*y
+        linComb_(y,T,D,C); //y=D*y+C*T
+      } else {
+        mod_(x,y);
+        copy_(T,x);
+        copy_(x,y);
+        copy_(y,T);
+      } 
+    }
+    if (y[0]==0)
+      return;
+    t=modInt(x,y[0]);
+    copyInt_(x,y[0]);
+    y[0]=t;
+    while (y[0]) {
+      x[0]%=y[0];
+      t=x[0]; x[0]=y[0]; y[0]=t;
+    }
+  }
+
+  //do x=x**(-1) mod n, for bigInts x and n.
+  //If no inverse exists, it sets x to zero and returns 0, else it returns 1.
+  //The x array must be at least as large as the n array.
+  function inverseMod_(x,n) {
+    var k=1+2*Math.max(x.length,n.length);
+
+    if(!(x[0]&1)  && !(n[0]&1)) {  //if both inputs are even, then inverse doesn't exist
+      copyInt_(x,0);
+      return 0;
+    }
+
+    if (eg_u.length!=k) {
+      eg_u=new Array(k);
+      eg_v=new Array(k);
+      eg_A=new Array(k);
+      eg_B=new Array(k);
+      eg_C=new Array(k);
+      eg_D=new Array(k);
+    }
+
+    copy_(eg_u,x);
+    copy_(eg_v,n);
+    copyInt_(eg_A,1);
+    copyInt_(eg_B,0);
+    copyInt_(eg_C,0);
+    copyInt_(eg_D,1);
+    for (;;) {
+      while(!(eg_u[0]&1)) {  //while eg_u is even
+        halve_(eg_u);
+        if (!(eg_A[0]&1) && !(eg_B[0]&1)) { //if eg_A==eg_B==0 mod 2
+          halve_(eg_A);
+          halve_(eg_B);      
+        } else {
+          add_(eg_A,n);  halve_(eg_A);
+          sub_(eg_B,x);  halve_(eg_B);
+        }
+      }
+
+      while (!(eg_v[0]&1)) {  //while eg_v is even
+        halve_(eg_v);
+        if (!(eg_C[0]&1) && !(eg_D[0]&1)) { //if eg_C==eg_D==0 mod 2
+          halve_(eg_C);
+          halve_(eg_D);      
+        } else {
+          add_(eg_C,n);  halve_(eg_C);
+          sub_(eg_D,x);  halve_(eg_D);
+        }
+      }
+
+      if (!greater(eg_v,eg_u)) { //eg_v <= eg_u
+        sub_(eg_u,eg_v);
+        sub_(eg_A,eg_C);
+        sub_(eg_B,eg_D);
+      } else {                   //eg_v > eg_u
+        sub_(eg_v,eg_u);
+        sub_(eg_C,eg_A);
+        sub_(eg_D,eg_B);
+      }
+
+      if (equalsInt(eg_u,0)) {
+        while (negative(eg_C)) //make sure answer is nonnegative
+          add_(eg_C,n);
+        copy_(x,eg_C);
+
+        if (!equalsInt(eg_v,1)) { //if GCD_(x,n)!=1, then there is no inverse
+          copyInt_(x,0);
+          return 0;
+        }
+        return 1;
+      }
+    }
+  }
+
+  //return x**(-1) mod n, for integers x and n.  Return 0 if there is no inverse
+  function inverseModInt(x,n) {
+    var a=1,b=0,t;
+    for (;;) {
+      if (x==1) return a;
+      if (x==0) return 0;
+      b-=a*Math.floor(n/x);
+      n%=x;
+
+      if (n==1) return b; //to avoid negatives, change this b to n-b, and each -= to +=
+      if (n==0) return 0;
+      a-=b*Math.floor(x/n);
+      x%=n;
+    }
+  }
+
+  //this deprecated function is for backward compatibility only. 
+  function inverseModInt_(x,n) {
+     return inverseModInt(x,n);
+  }
+
+
+  //Given positive bigInts x and y, change the bigints v, a, and b to positive bigInts such that:
+  //     v = GCD_(x,y) = a*x-b*y
+  //The bigInts v, a, b, must have exactly as many elements as the larger of x and y.
+  function eGCD_(x,y,v,a,b) {
+    var g=0;
+    var k=Math.max(x.length,y.length);
+    if (eg_u.length!=k) {
+      eg_u=new Array(k);
+      eg_A=new Array(k);
+      eg_B=new Array(k);
+      eg_C=new Array(k);
+      eg_D=new Array(k);
+    }
+    while(!(x[0]&1)  && !(y[0]&1)) {  //while x and y both even
+      halve_(x);
+      halve_(y);
+      g++;
+    }
+    copy_(eg_u,x);
+    copy_(v,y);
+    copyInt_(eg_A,1);
+    copyInt_(eg_B,0);
+    copyInt_(eg_C,0);
+    copyInt_(eg_D,1);
+    for (;;) {
+      while(!(eg_u[0]&1)) {  //while u is even
+        halve_(eg_u);
+        if (!(eg_A[0]&1) && !(eg_B[0]&1)) { //if A==B==0 mod 2
+          halve_(eg_A);
+          halve_(eg_B);      
+        } else {
+          add_(eg_A,y);  halve_(eg_A);
+          sub_(eg_B,x);  halve_(eg_B);
+        }
+      }
+
+      while (!(v[0]&1)) {  //while v is even
+        halve_(v);
+        if (!(eg_C[0]&1) && !(eg_D[0]&1)) { //if C==D==0 mod 2
+          halve_(eg_C);
+          halve_(eg_D);      
+        } else {
+          add_(eg_C,y);  halve_(eg_C);
+          sub_(eg_D,x);  halve_(eg_D);
+        }
+      }
+
+      if (!greater(v,eg_u)) { //v<=u
+        sub_(eg_u,v);
+        sub_(eg_A,eg_C);
+        sub_(eg_B,eg_D);
+      } else {                //v>u
+        sub_(v,eg_u);
+        sub_(eg_C,eg_A);
+        sub_(eg_D,eg_B);
+      }
+      if (equalsInt(eg_u,0)) {
+        while (negative(eg_C)) {   //make sure a (C) is nonnegative
+          add_(eg_C,y);
+          sub_(eg_D,x);
+        }
+        multInt_(eg_D,-1);  ///make sure b (D) is nonnegative
+        copy_(a,eg_C);
+        copy_(b,eg_D);
+        leftShift_(v,g);
+        return;
+      }
+    }
+  }
+
+
+  //is bigInt x negative?
+  function negative(x) {
+    return ((x[x.length-1]>>(bpe-1))&1);
+  }
+
+
+  //is (x << (shift*bpe)) > y?
+  //x and y are nonnegative bigInts
+  //shift is a nonnegative integer
+  function greaterShift(x,y,shift) {
+    var i, kx=x.length, ky=y.length;
+    var k=((kx+shift)<ky) ? (kx+shift) : ky;
+    for (i=ky-1-shift; i<kx && i>=0; i++) 
+      if (x[i]>0)
+        return 1; //if there are nonzeros in x to the left of the first column of y, then x is bigger
+    for (i=kx-1+shift; i<ky; i++)
+      if (y[i]>0)
+        return 0; //if there are nonzeros in y to the left of the first column of x, then x is not bigger
+    for (i=k-1; i>=shift; i--)
+      if      (x[i-shift]>y[i]) return 1;
+      else if (x[i-shift]<y[i]) return 0;
+    return 0;
+  }
+
+  //is x > y? (x and y both nonnegative)
+  function greater(x,y) {
+    var i;
+    var k=(x.length<y.length) ? x.length : y.length;
+
+    for (i=x.length;i<y.length;i++)
+      if (y[i])
+        return 0;  //y has more digits
+
+    for (i=y.length;i<x.length;i++)
+      if (x[i])
+        return 1;  //x has more digits
+
+    for (i=k-1;i>=0;i--)
+      if (x[i]>y[i])
+        return 1;
+      else if (x[i]<y[i])
+        return 0;
+    return 0;
+  }
+
+  //divide x by y giving quotient q and remainder r.  (q=floor(x/y),  r=x mod y).  All 4 are bigints.
+  //x must have at least one leading zero element.
+  //y must be nonzero.
+  //q and r must be arrays that are exactly the same length as x. (Or q can have more).
+  //Must have x.length >= y.length >= 2.
+  function divide_(x,y,q,r) {
+    var kx, ky;
+    var i,j,y1,y2,c,a,b;
+    copy_(r,x);
+    for (ky=y.length;y[ky-1]==0;ky--); //ky is number of elements in y, not including leading zeros
+
+    //normalize: ensure the most significant element of y has its highest bit set  
+    b=y[ky-1];
+    for (a=0; b; a++)
+      b>>=1;  
+    a=bpe-a;  //a is how many bits to shift so that the high order bit of y is leftmost in its array element
+    leftShift_(y,a);  //multiply both by 1<<a now, then divide both by that at the end
+    leftShift_(r,a);
+
+    //Rob Visser discovered a bug: the following line was originally just before the normalization.
+    for (kx=r.length;r[kx-1]==0 && kx>ky;kx--); //kx is number of elements in normalized x, not including leading zeros
+
+    copyInt_(q,0);                      // q=0
+    while (!greaterShift(y,r,kx-ky)) {  // while (leftShift_(y,kx-ky) <= r) {
+      subShift_(r,y,kx-ky);             //   r=r-leftShift_(y,kx-ky)
+      q[kx-ky]++;                       //   q[kx-ky]++;
+    }                                   // }
+
+    for (i=kx-1; i>=ky; i--) {
+      if (r[i]==y[ky-1])
+        q[i-ky]=mask;
+      else
+        q[i-ky]=Math.floor((r[i]*radix+r[i-1])/y[ky-1]);
+
+      //The following for(;;) loop is equivalent to the commented while loop, 
+      //except that the uncommented version avoids overflow.
+      //The commented loop comes from HAC, which assumes r[-1]==y[-1]==0
+      //  while (q[i-ky]*(y[ky-1]*radix+y[ky-2]) > r[i]*radix*radix+r[i-1]*radix+r[i-2])
+      //    q[i-ky]--;    
+      for (;;) {
+        y2=(ky>1 ? y[ky-2] : 0)*q[i-ky];
+        c=y2;
+        y2=y2 & mask;
+        c = (c - y2) / radix;
+        y1=c+q[i-ky]*y[ky-1];
+        c=y1;
+        y1=y1 & mask;
+        c = (c - y1) / radix;
+
+        if (c==r[i] ? y1==r[i-1] ? y2>(i>1 ? r[i-2] : 0) : y1>r[i-1] : c>r[i]) 
+          q[i-ky]--;
+        else
+          break;
+      }
+
+      linCombShift_(r,y,-q[i-ky],i-ky);    //r=r-q[i-ky]*leftShift_(y,i-ky)
+      if (negative(r)) {
+        addShift_(r,y,i-ky);         //r=r+leftShift_(y,i-ky)
+        q[i-ky]--;
+      }
+    }
+
+    rightShift_(y,a);  //undo the normalization step
+    rightShift_(r,a);  //undo the normalization step
+  }
+
+  //do carries and borrows so each element of the bigInt x fits in bpe bits.
+  function carry_(x) {
+    var i,k,c,b;
+    k=x.length;
+    c=0;
+    for (i=0;i<k;i++) {
+      c+=x[i];
+      b=0;
+      if (c<0) {
+        b = c & mask;
+        b = -((c - b) / radix);
+        c+=b*radix;
+      }
+      x[i]=c & mask;
+      c = ((c - x[i]) / radix) - b;
+    }
+  }
+
+  //return x mod n for bigInt x and integer n.
+  function modInt(x,n) {
+    var i,c=0;
+    for (i=x.length-1; i>=0; i--)
+      c=(c*radix+x[i])%n;
+    return c;
+  }
+
+  //convert the integer t into a bigInt with at least the given number of bits.
+  //the returned array stores the bigInt in bpe-bit chunks, little endian (buff[0] is least significant word)
+  //Pad the array with leading zeros so that it has at least minSize elements.
+  //There will always be at least one leading 0 element.
+  function int2bigInt(t,bits,minSize) {   
+    var i,k, buff;
+    k=Math.ceil(bits/bpe)+1;
+    k=minSize>k ? minSize : k;
+    buff=new Array(k);
+    copyInt_(buff,t);
+    return buff;
+  }
+
+  //return the bigInt given a string representation in a given base.  
+  //Pad the array with leading zeros so that it has at least minSize elements.
+  //If base=-1, then it reads in a space-separated list of array elements in decimal.
+  //The array will always have at least one leading zero, unless base=-1.
+  function str2bigInt(s,base,minSize) {
+    var d, i, j, x, y, kk;
+    var k=s.length;
+    if (base==-1) { //comma-separated list of array elements in decimal
+      x=new Array(0);
+      for (;;) {
+        y=new Array(x.length+1);
+        for (i=0;i<x.length;i++)
+          y[i+1]=x[i];
+        y[0]=parseInt(s,10);
+        x=y;
+        d=s.indexOf(',',0);
+        if (d<1) 
+          break;
+        s=s.substring(d+1);
+        if (s.length==0)
+          break;
+      }
+      if (x.length<minSize) {
+        y=new Array(minSize);
+        copy_(y,x);
+        return y;
+      }
+      return x;
+    }
+
+    // log2(base)*k
+    var bb = base, p = 0;
+    var b = base == 1 ? k : 0;
+    while (bb > 1) {
+      if (bb & 1) p = 1;
+      b += k;
+      bb >>= 1;
+    }
+    b += p*k;
+
+    x=int2bigInt(0,b,0);
+    for (i=0;i<k;i++) {
+      d=digitsStr.indexOf(s.substring(i,i+1),0);
+      if (base<=36 && d>=36)  //convert lowercase to uppercase if base<=36
+        d-=26;
+      if (d>=base || d<0) {   //stop at first illegal character
+        break;
+      }
+      multInt_(x,base);
+      addInt_(x,d);
+    }
+
+    for (k=x.length;k>0 && !x[k-1];k--); //strip off leading zeros
+    k=minSize>k+1 ? minSize : k+1;
+    y=new Array(k);
+    kk=k<x.length ? k : x.length;
+    for (i=0;i<kk;i++)
+      y[i]=x[i];
+    for (;i<k;i++)
+      y[i]=0;
+    return y;
+  }
+
+  //is bigint x equal to integer y?
+  //y must have less than bpe bits
+  function equalsInt(x,y) {
+    var i;
+    if (x[0]!=y)
+      return 0;
+    for (i=1;i<x.length;i++)
+      if (x[i])
+        return 0;
+    return 1;
+  }
+
+  //are bigints x and y equal?
+  //this works even if x and y are different lengths and have arbitrarily many leading zeros
+  function equals(x,y) {
+    var i;
+    var k=x.length<y.length ? x.length : y.length;
+    for (i=0;i<k;i++)
+      if (x[i]!=y[i])
+        return 0;
+    if (x.length>y.length) {
+      for (;i<x.length;i++)
+        if (x[i])
+          return 0;
+    } else {
+      for (;i<y.length;i++)
+        if (y[i])
+          return 0;
+    }
+    return 1;
+  }
+
+  //is the bigInt x equal to zero?
+  function isZero(x) {
+    var i;
+    for (i=0;i<x.length;i++)
+      if (x[i])
+        return 0;
+    return 1;
+  }
+
+  //convert a bigInt into a string in a given base, from base 2 up to base 95.
+  //Base -1 prints the contents of the array representing the number.
+  function bigInt2str(x,base) {
+    var i,t,s="";
+
+    if (s6.length!=x.length) 
+      s6=dup(x);
+    else
+      copy_(s6,x);
+
+    if (base==-1) { //return the list of array contents
+      for (i=x.length-1;i>0;i--)
+        s+=x[i]+',';
+      s+=x[0];
+    }
+    else { //return it in the given base
+      while (!isZero(s6)) {
+        t=divInt_(s6,base);  //t=s6 % base; s6=floor(s6/base);
+        s=digitsStr.substring(t,t+1)+s;
+      }
+    }
+    if (s.length==0)
+      s="0";
+    return s;
+  }
+
+  //returns a duplicate of bigInt x
+  function dup(x) {
+    var i, buff;
+    buff=new Array(x.length);
+    copy_(buff,x);
+    return buff;
+  }
+
+  //do x=y on bigInts x and y.  x must be an array at least as big as y (not counting the leading zeros in y).
+  function copy_(x,y) {
+    var i;
+    var k=x.length<y.length ? x.length : y.length;
+    for (i=0;i<k;i++)
+      x[i]=y[i];
+    for (i=k;i<x.length;i++)
+      x[i]=0;
+  }
+
+  //do x=y on bigInt x and integer y.  
+  function copyInt_(x,n) {
+    var i,c;
+    for (c=n,i=0;i<x.length;i++) {
+      x[i]=c & mask;
+      c>>=bpe;
+    }
+  }
+
+  //do x=x+n where x is a bigInt and n is an integer.
+  //x must be large enough to hold the result.
+  function addInt_(x,n) {
+    var i,k,c,b;
+    x[0]+=n;
+    k=x.length;
+    c=0;
+    for (i=0;i<k;i++) {
+      c+=x[i];
+      b=0;
+      if (c<0) {
+        b = c & mask;
+        b = -((c - b) / radix);
+        c+=b*radix;
+      }
+      x[i]=c & mask;
+      c = ((c - x[i]) / radix) - b;
+      if (!c) return; //stop carrying as soon as the carry is zero
+    }
+  }
+
+  //right shift bigInt x by n bits.
+  function rightShift_(x,n) {
+    var i;
+    var k=Math.floor(n/bpe);
+    if (k) {
+      for (i=0;i<x.length-k;i++) //right shift x by k elements
+        x[i]=x[i+k];
+      for (;i<x.length;i++)
+        x[i]=0;
+      n%=bpe;
+    }
+    for (i=0;i<x.length-1;i++) {
+      x[i]=mask & ((x[i+1]<<(bpe-n)) | (x[i]>>n));
+    }
+    x[i]>>=n;
+  }
+
+  //do x=floor(|x|/2)*sgn(x) for bigInt x in 2's complement
+  function halve_(x) {
+    var i;
+    for (i=0;i<x.length-1;i++) {
+      x[i]=mask & ((x[i+1]<<(bpe-1)) | (x[i]>>1));
+    }
+    x[i]=(x[i]>>1) | (x[i] & (radix>>1));  //most significant bit stays the same
+  }
+
+  //left shift bigInt x by n bits.
+  function leftShift_(x,n) {
+    var i;
+    var k=Math.floor(n/bpe);
+    if (k) {
+      for (i=x.length; i>=k; i--) //left shift x by k elements
+        x[i]=x[i-k];
+      for (;i>=0;i--)
+        x[i]=0;  
+      n%=bpe;
+    }
+    if (!n)
+      return;
+    for (i=x.length-1;i>0;i--) {
+      x[i]=mask & ((x[i]<<n) | (x[i-1]>>(bpe-n)));
+    }
+    x[i]=mask & (x[i]<<n);
+  }
+
+  //do x=x*n where x is a bigInt and n is an integer.
+  //x must be large enough to hold the result.
+  function multInt_(x,n) {
+    var i,k,c,b;
+    if (!n)
+      return;
+    k=x.length;
+    c=0;
+    for (i=0;i<k;i++) {
+      c+=x[i]*n;
+      b=0;
+      if (c<0) {
+        b = c & mask;
+        b = -((c - b) / radix);
+        c+=b*radix;
+      }
+      x[i]=c & mask;
+      c = ((c - x[i]) / radix) - b;
+    }
+  }
+
+  //do x=floor(x/n) for bigInt x and integer n, and return the remainder
+  function divInt_(x,n) {
+    var i,r=0,s;
+    for (i=x.length-1;i>=0;i--) {
+      s=r*radix+x[i];
+      x[i]=Math.floor(s/n);
+      r=s%n;
+    }
+    return r;
+  }
+
+  //do the linear combination x=a*x+b*y for bigInts x and y, and integers a and b.
+  //x must be large enough to hold the answer.
+  function linComb_(x,y,a,b) {
+    var i,c,k,kk;
+    k=x.length<y.length ? x.length : y.length;
+    kk=x.length;
+    for (c=0,i=0;i<k;i++) {
+      c+=a*x[i]+b*y[i];
+      x[i]=c & mask;
+      c = (c - x[i]) / radix;
+    }
+    for (i=k;i<kk;i++) {
+      c+=a*x[i];
+      x[i]=c & mask;
+      c = (c - x[i]) / radix;
+    }
+  }
+
+  //do the linear combination x=a*x+b*(y<<(ys*bpe)) for bigInts x and y, and integers a, b and ys.
+  //x must be large enough to hold the answer.
+  function linCombShift_(x,y,b,ys) {
+    var i,c,k,kk;
+    k=x.length<ys+y.length ? x.length : ys+y.length;
+    kk=x.length;
+    for (c=0,i=ys;i<k;i++) {
+      c+=x[i]+b*y[i-ys];
+      x[i]=c & mask;
+      c = (c - x[i]) / radix;
+    }
+    for (i=k;c && i<kk;i++) {
+      c+=x[i];
+      x[i]=c & mask;
+      c = (c - x[i]) / radix;
+    }
+  }
+
+  //do x=x+(y<<(ys*bpe)) for bigInts x and y, and integers a,b and ys.
+  //x must be large enough to hold the answer.
+  function addShift_(x,y,ys) {
+    var i,c,k,kk;
+    k=x.length<ys+y.length ? x.length : ys+y.length;
+    kk=x.length;
+    for (c=0,i=ys;i<k;i++) {
+      c+=x[i]+y[i-ys];
+      x[i]=c & mask;
+      c = (c - x[i]) / radix;
+    }
+    for (i=k;c && i<kk;i++) {
+      c+=x[i];
+      x[i]=c & mask;
+      c = (c - x[i]) / radix;
+    }
+  }
+
+  //do x=x-(y<<(ys*bpe)) for bigInts x and y, and integers a,b and ys.
+  //x must be large enough to hold the answer.
+  function subShift_(x,y,ys) {
+    var i,c,k,kk;
+    k=x.length<ys+y.length ? x.length : ys+y.length;
+    kk=x.length;
+    for (c=0,i=ys;i<k;i++) {
+      c+=x[i]-y[i-ys];
+      x[i]=c & mask;
+      c = (c - x[i]) / radix;
+    }
+    for (i=k;c && i<kk;i++) {
+      c+=x[i];
+      x[i]=c & mask;
+      c = (c - x[i]) / radix;
+    }
+  }
+
+  //do x=x-y for bigInts x and y.
+  //x must be large enough to hold the answer.
+  //negative answers will be 2s complement
+  function sub_(x,y) {
+    var i,c,k,kk;
+    k=x.length<y.length ? x.length : y.length;
+    for (c=0,i=0;i<k;i++) {
+      c+=x[i]-y[i];
+      x[i]=c & mask;
+      c = (c - x[i]) / radix;
+    }
+    for (i=k;c && i<x.length;i++) {
+      c+=x[i];
+      x[i]=c & mask;
+      c = (c - x[i]) / radix;
+    }
+  }
+
+  //do x=x+y for bigInts x and y.
+  //x must be large enough to hold the answer.
+  function add_(x,y) {
+    var i,c,k,kk;
+    k=x.length<y.length ? x.length : y.length;
+    for (c=0,i=0;i<k;i++) {
+      c+=x[i]+y[i];
+      x[i]=c & mask;
+      c = (c - x[i]) / radix;
+    }
+    for (i=k;c && i<x.length;i++) {
+      c+=x[i];
+      x[i]=c & mask;
+      c = (c - x[i]) / radix;
+    }
+  }
+
+  //do x=x*y for bigInts x and y.  This is faster when y<x.
+  function mult_(x,y) {
+    var i;
+    if (ss.length!=2*x.length)
+      ss=new Array(2*x.length);
+    copyInt_(ss,0);
+    for (i=0;i<y.length;i++)
+      if (y[i])
+        linCombShift_(ss,x,y[i],i);   //ss=1*ss+y[i]*(x<<(i*bpe))
+    copy_(x,ss);
+  }
+
+  //do x=x mod n for bigInts x and n.
+  function mod_(x,n) {
+    if (s4.length!=x.length)
+      s4=dup(x);
+    else
+      copy_(s4,x);
+    if (s5.length!=x.length)
+      s5=dup(x);  
+    divide_(s4,n,s5,x);  //x = remainder of s4 / n
+  }
+
+  //do x=x*y mod n for bigInts x,y,n.
+  //for greater speed, let y<x.
+  function multMod_(x,y,n) {
+    var i;
+    if (s0.length!=2*x.length)
+      s0=new Array(2*x.length);
+    copyInt_(s0,0);
+    for (i=0;i<y.length;i++)
+      if (y[i])
+        linCombShift_(s0,x,y[i],i);   //s0=1*s0+y[i]*(x<<(i*bpe))
+    mod_(s0,n);
+    copy_(x,s0);
+  }
+
+  //do x=x*x mod n for bigInts x,n.
+  function squareMod_(x,n) {
+    var i,j,d,c,kx,kn,k;
+    for (kx=x.length; kx>0 && !x[kx-1]; kx--);  //ignore leading zeros in x
+    k=kx>n.length ? 2*kx : 2*n.length; //k=# elements in the product, which is twice the elements in the larger of x and n
+    if (s0.length!=k) 
+      s0=new Array(k);
+    copyInt_(s0,0);
+    for (i=0;i<kx;i++) {
+      c=s0[2*i]+x[i]*x[i];
+      s0[2*i]=c & mask;
+      c = (c - s0[2*i]) / radix;
+      for (j=i+1;j<kx;j++) {
+        c=s0[i+j]+2*x[i]*x[j]+c;
+        s0[i+j]=(c & mask);
+        c = (c - s0[i+j]) / radix;
+      }
+      s0[i+kx]=c;
+    }
+    mod_(s0,n);
+    copy_(x,s0);
+  }
+
+  //return x with exactly k leading zero elements
+  function trim(x,k) {
+    var i,y;
+    for (i=x.length; i>0 && !x[i-1]; i--);
+    y=new Array(i+k);
+    copy_(y,x);
+    return y;
+  }
+
+  //do x=x**y mod n, where x,y,n are bigInts and ** is exponentiation.  0**0=1.
+  //this is faster when n is odd.  x usually needs to have as many elements as n.
+  function powMod_(x,y,n) {
+    var k1,k2,kn,np;
+    if(s7.length!=n.length)
+      s7=dup(n);
+
+    //for even modulus, use a simple square-and-multiply algorithm,
+    //rather than using the more complex Montgomery algorithm.
+    if ((n[0]&1)==0) {
+      copy_(s7,x);
+      copyInt_(x,1);
+      while(!equalsInt(y,0)) {
+        if (y[0]&1)
+          multMod_(x,s7,n);
+        divInt_(y,2);
+        squareMod_(s7,n); 
+      }
+      return;
+    }
+
+    //calculate np from n for the Montgomery multiplications
+    copyInt_(s7,0);
+    for (kn=n.length;kn>0 && !n[kn-1];kn--);
+    np=radix-inverseModInt(modInt(n,radix),radix);
+    s7[kn]=1;
+    multMod_(x ,s7,n);   // x = x * 2**(kn*bp) mod n
+
+    if (s3.length!=x.length)
+      s3=dup(x);
+    else
+      copy_(s3,x);
+
+    for (k1=y.length-1;k1>0 & !y[k1]; k1--);  //k1=first nonzero element of y
+    if (y[k1]==0) {  //anything to the 0th power is 1
+      copyInt_(x,1);
+      return;
+    }
+    for (k2=1<<(bpe-1);k2 && !(y[k1] & k2); k2>>=1);  //k2=position of first 1 bit in y[k1]
+    for (;;) {
+      if (!(k2>>=1)) {  //look at next bit of y
+        k1--;
+        if (k1<0) {
+          mont_(x,one,n,np);
+          return;
+        }
+        k2=1<<(bpe-1);
+      }    
+      mont_(x,x,n,np);
+
+      if (k2 & y[k1]) //if next bit is a 1
+        mont_(x,s3,n,np);
+    }
+  }
+
+
+  //do x=x*y*Ri mod n for bigInts x,y,n, 
+  //  where Ri = 2**(-kn*bpe) mod n, and kn is the 
+  //  number of elements in the n array, not 
+  //  counting leading zeros.  
+  //x array must have at least as many elemnts as the n array
+  //It's OK if x and y are the same variable.
+  //must have:
+  //  x,y < n
+  //  n is odd
+  //  np = -(n^(-1)) mod radix
+  function mont_(x,y,n,np) {
+    var i,j,c,ui,t,t2,ks;
+    var kn=n.length;
+    var ky=y.length;
+
+    if (sa.length!=kn)
+      sa=new Array(kn);
+      
+    copyInt_(sa,0);
+
+    for (;kn>0 && n[kn-1]==0;kn--); //ignore leading zeros of n
+    for (;ky>0 && y[ky-1]==0;ky--); //ignore leading zeros of y
+    ks=sa.length-1; //sa will never have more than this many nonzero elements.  
+
+    //the following loop consumes 95% of the runtime for randTruePrime_() and powMod_() for large numbers
+    for (i=0; i<kn; i++) {
+      t=sa[0]+x[i]*y[0];
+      ui=((t & mask) * np) & mask;  //the inner "& mask" was needed on Safari (but not MSIE) at one time
+      c=(t+ui*n[0]);
+      c = (c - (c & mask)) / radix;
+      t=x[i];
+      
+      //do sa=(sa+x[i]*y+ui*n)/b   where b=2**bpe.  Loop is unrolled 5-fold for speed
+      j=1;
+      for (;j<ky-4;) {
+        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
+        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
+        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
+        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
+        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
+      }
+      for (;j<ky;)   {
+        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
+      }
+      for (;j<kn-4;) {
+        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
+        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
+        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
+        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
+        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
+      }
+      for (;j<kn;)   {
+        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
+      }
+      for (;j<ks;)   {
+        c+=sa[j];                t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
+      }
+      sa[j-1]=c & mask;
+    }
+
+    if (!greater(n,sa))
+      sub_(sa,n);
+    copy_(x,sa);
+  }
+
+
+  // otr.js additions
+
+
+  // computes num / den mod n
+  function divMod(num, den, n) {
+    return multMod(num, inverseMod(den, n), n)
+  }
+
+  // computes one - two mod n
+  function subMod(one, two, n) {
+    one = mod(one, n)
+    two = mod(two, n)
+    if (greater(two, one)) one = add(one, n)
+    return sub(one, two)
+  }
+
+  // computes 2^m as a bigInt
+  function twoToThe(m) {
+    var b = Math.floor(m / bpe) + 2
+    var t = new Array(b)
+    for (var i = 0; i < b; i++) t[i] = 0
+    t[b - 2] = 1 << (m % bpe)
+    return t
+  }
+
+  // cache these results for faster lookup
+  var _num2bin = (function () {
+    var i = 0, _num2bin= {}
+    for (; i < 0x100; ++i) {
+      _num2bin[i] = String.fromCharCode(i)  // 0 -> "\00"
+    }
+    return _num2bin
+  }())
+
+  // serialize a bigInt to an ascii string
+  // padded up to pad length
+  function bigInt2bits(bi, pad) {
+    pad || (pad = 0)
+    bi = dup(bi)
+    var ba = ''
+    while (!isZero(bi)) {
+      ba = _num2bin[bi[0] & 0xff] + ba
+      rightShift_(bi, 8)
+    }
+    while (ba.length < pad) {
+      ba = '\x00' + ba
+    }
+    return ba
+  }
+
+  // converts a byte array to a bigInt
+  function ba2bigInt(data) {
+    var mpi = str2bigInt('0', 10, data.length)
+    data.forEach(function (d, i) {
+      if (i) leftShift_(mpi, 8)
+      mpi[0] |= d
+    })
+    return mpi
+  }
+
+  // returns a function that returns an array of n bytes
+  var randomBytes = (function () {
+
+    // in node
+    if ( typeof crypto !== 'undefined' &&
+      typeof crypto.randomBytes === 'function' ) {
+      return function (n) {
+        try {
+          var buf = crypto.randomBytes(n)
+        } catch (e) { throw e }
+        return Array.prototype.slice.call(buf, 0)
+      }
+    }
+
+    // in browser
+    else if ( typeof crypto !== 'undefined' &&
+      typeof crypto.getRandomValues === 'function' ) {
+      return function (n) {
+        var buf = new Uint8Array(n)
+        crypto.getRandomValues(buf)
+        return Array.prototype.slice.call(buf, 0)
+      }
+    }
+
+    // err
+    else {
+      throw new Error('Keys should not be generated without CSPRNG.')
+    }
+
+  }())
+
+  // Salsa 20 in webworker needs a 40 byte seed
+  function getSeed() {
+    return randomBytes(40)
+  }
+
+  // returns a single random byte
+  function randomByte() {
+    return randomBytes(1)[0]
+  }
+
+  // returns a k-bit random integer
+  function randomBitInt(k) {
+    if (k > 31) throw new Error("Too many bits.")
+    var i = 0, r = 0
+    var b = Math.floor(k / 8)
+    var mask = (1 << (k % 8)) - 1
+    if (mask) r = randomByte() & mask
+    for (; i < b; i++)
+      r = (256 * r) + randomByte()
+    return r
+  }
+
+  return {
+      str2bigInt    : str2bigInt
+    , bigInt2str    : bigInt2str
+    , int2bigInt    : int2bigInt
+    , multMod       : multMod
+    , powMod        : powMod
+    , inverseMod    : inverseMod
+    , randBigInt    : randBigInt
+    , randBigInt_   : randBigInt_
+    , equals        : equals
+    , equalsInt     : equalsInt
+    , sub           : sub
+    , mod           : mod
+    , modInt        : modInt
+    , mult          : mult
+    , divInt_       : divInt_
+    , rightShift_   : rightShift_
+    , dup           : dup
+    , greater       : greater
+    , add           : add
+    , isZero        : isZero
+    , bitSize       : bitSize
+    , millerRabin   : millerRabin
+    , divide_       : divide_
+    , trim          : trim
+    , primes        : primes
+    , findPrimes    : findPrimes
+    , getSeed       : getSeed
+    , divMod        : divMod
+    , subMod        : subMod
+    , twoToThe      : twoToThe
+    , bigInt2bits   : bigInt2bits
+    , ba2bigInt     : ba2bigInt
+  }
+
+}))
+
+/*!
+ * Source: lib/otr/build/dep/crypto.js, license: code.google.com/p/crypto-js/wiki/license, url: code.google.com/p/crypto-js
+ */
+;(function (root, factory) {
+
+  if (typeof define === "function" && define.amd) {
+    define(factory)
+  } else if (typeof module !== 'undefined' && module.exports) {
+    module.exports = factory()
+  } else {
+    root.CryptoJS = factory()
+  }
+
+}(this, function () {
+
+/*
+CryptoJS v3.1.2
+code.google.com/p/crypto-js
+(c) 2009-2013 by Jeff Mott. All rights reserved.
+code.google.com/p/crypto-js/wiki/License
+*/
+/**
+ * CryptoJS core components.
+ */
+var CryptoJS = CryptoJS || (function (Math, undefined) {
+    /**
+     * CryptoJS namespace.
+     */
+    var C = {};
+
+    /**
+     * Library namespace.
+     */
+    var C_lib = C.lib = {};
+
+    /**
+     * Base object for prototypal inheritance.
+     */
+    var Base = C_lib.Base = (function () {
+        function F() {}
+
+        return {
+            /**
+             * Creates a new object that inherits from this object.
+             *
+             * @param {Object} overrides Properties to copy into the new object.
+             *
+             * @return {Object} The new object.
+             *
+             * @static
+             *
+             * @example
+             *
+             *     var MyType = CryptoJS.lib.Base.extend({
+             *         field: 'value',
+             *
+             *         method: function () {
+             *         }
+             *     });
+             */
+            extend: function (overrides) {
+                // Spawn
+                F.prototype = this;
+                var subtype = new F();
+
+                // Augment
+                if (overrides) {
+                    subtype.mixIn(overrides);
+                }
+
+                // Create default initializer
+                if (!subtype.hasOwnProperty('init')) {
+                    subtype.init = function () {
+                        subtype.$super.init.apply(this, arguments);
+                    };
+                }
+
+                // Initializer's prototype is the subtype object
+                subtype.init.prototype = subtype;
+
+                // Reference supertype
+                subtype.$super = this;
+
+                return subtype;
+            },
+
+            /**
+             * Extends this object and runs the init method.
+             * Arguments to create() will be passed to init().
+             *
+             * @return {Object} The new object.
+             *
+             * @static
+             *
+             * @example
+             *
+             *     var instance = MyType.create();
+             */
+            create: function () {
+                var instance = this.extend();
+                instance.init.apply(instance, arguments);
+
+                return instance;
+            },
+
+            /**
+             * Initializes a newly created object.
+             * Override this method to add some logic when your objects are created.
+             *
+             * @example
+             *
+             *     var MyType = CryptoJS.lib.Base.extend({
+             *         init: function () {
+             *             // ...
+             *         }
+             *     });
+             */
+            init: function () {
+            },
+
+            /**
+             * Copies properties into this object.
+             *
+             * @param {Object} properties The properties to mix in.
+             *
+             * @example
+             *
+             *     MyType.mixIn({
+             *         field: 'value'
+             *     });
+             */
+            mixIn: function (properties) {
+                for (var propertyName in properties) {
+                    if (properties.hasOwnProperty(propertyName)) {
+                        this[propertyName] = properties[propertyName];
+                    }
+                }
+
+                // IE won't copy toString using the loop above
+                if (properties.hasOwnProperty('toString')) {
+                    this.toString = properties.toString;
+                }
+            },
+
+            /**
+             * Creates a copy of this object.
+             *
+             * @return {Object} The clone.
+             *
+             * @example
+             *
+             *     var clone = instance.clone();
+             */
+            clone: function () {
+                return this.init.prototype.extend(this);
+            }
+        };
+    }());
+
+    /**
+     * An array of 32-bit words.
+     *
+     * @property {Array} words The array of 32-bit words.
+     * @property {number} sigBytes The number of significant bytes in this word array.
+     */
+    var WordArray = C_lib.WordArray = Base.extend({
+        /**
+         * Initializes a newly created word array.
+         *
+         * @param {Array} words (Optional) An array of 32-bit words.
+         * @param {number} sigBytes (Optional) The number of significant bytes in the words.
+         *
+         * @example
+         *
+         *     var wordArray = CryptoJS.lib.WordArray.create();
+         *     var wordArray = CryptoJS.lib.WordArray.create([0x00010203, 0x04050607]);
+         *     var wordArray = CryptoJS.lib.WordArray.create([0x00010203, 0x04050607], 6);
+         */
+        init: function (words, sigBytes) {
+            words = this.words = words || [];
+
+            if (sigBytes != undefined) {
+                this.sigBytes = sigBytes;
+            } else {
+                this.sigBytes = words.length * 4;
+            }
+        },
+
+        /**
+         * Converts this word array to a string.
+         *
+         * @param {Encoder} encoder (Optional) The encoding strategy to use. Default: CryptoJS.enc.Hex
+         *
+         * @return {string} The stringified word array.
+         *
+         * @example
+         *
+         *     var string = wordArray + '';
+         *     var string = wordArray.toString();
+         *     var string = wordArray.toString(CryptoJS.enc.Utf8);
+         */
+        toString: function (encoder) {
+            return (encoder || Hex).stringify(this);
+        },
+
+        /**
+         * Concatenates a word array to this word array.
+         *
+         * @param {WordArray} wordArray The word array to append.
+         *
+         * @return {WordArray} This word array.
+         *
+         * @example
+         *
+         *     wordArray1.concat(wordArray2);
+         */
+        concat: function (wordArray) {
+            // Shortcuts
+            var thisWords = this.words;
+            var thatWords = wordArray.words;
+            var thisSigBytes = this.sigBytes;
+            var thatSigBytes = wordArray.sigBytes;
+
+            // Clamp excess bits
+            this.clamp();
+
+            // Concat
+            if (thisSigBytes % 4) {
+                // Copy one byte at a time
+                for (var i = 0; i < thatSigBytes; i++) {
+                    var thatByte = (thatWords[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
+                    thisWords[(thisSigBytes + i) >>> 2] |= thatByte << (24 - ((thisSigBytes + i) % 4) * 8);
+                }
+            } else if (thatWords.length > 0xffff) {
+                // Copy one word at a time
+                for (var i = 0; i < thatSigBytes; i += 4) {
+                    thisWords[(thisSigBytes + i) >>> 2] = thatWords[i >>> 2];
+                }
+            } else {
+                // Copy all words at once
+                thisWords.push.apply(thisWords, thatWords);
+            }
+            this.sigBytes += thatSigBytes;
+
+            // Chainable
+            return this;
+        },
+
+        /**
+         * Removes insignificant bits.
+         *
+         * @example
+         *
+         *     wordArray.clamp();
+         */
+        clamp: function () {
+            // Shortcuts
+            var words = this.words;
+            var sigBytes = this.sigBytes;
+
+            // Clamp
+            words[sigBytes >>> 2] &= 0xffffffff << (32 - (sigBytes % 4) * 8);
+            words.length = Math.ceil(sigBytes / 4);
+        },
+
+        /**
+         * Creates a copy of this word array.
+         *
+         * @return {WordArray} The clone.
+         *
+         * @example
+         *
+         *     var clone = wordArray.clone();
+         */
+        clone: function () {
+            var clone = Base.clone.call(this);
+            clone.words = this.words.slice(0);
+
+            return clone;
+        },
+
+        /**
+         * Creates a word array filled with random bytes.
+         *
+         * @param {number} nBytes The number of random bytes to generate.
+         *
+         * @return {WordArray} The random word array.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var wordArray = CryptoJS.lib.WordArray.random(16);
+         */
+        random: function (nBytes) {
+            var words = [];
+            for (var i = 0; i < nBytes; i += 4) {
+                words.push((Math.random() * 0x100000000) | 0);
+            }
+
+            return new WordArray.init(words, nBytes);
+        }
+    });
+
+    /**
+     * Encoder namespace.
+     */
+    var C_enc = C.enc = {};
+
+    /**
+     * Hex encoding strategy.
+     */
+    var Hex = C_enc.Hex = {
+        /**
+         * Converts a word array to a hex string.
+         *
+         * @param {WordArray} wordArray The word array.
+         *
+         * @return {string} The hex string.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var hexString = CryptoJS.enc.Hex.stringify(wordArray);
+         */
+        stringify: function (wordArray) {
+            // Shortcuts
+            var words = wordArray.words;
+            var sigBytes = wordArray.sigBytes;
+
+            // Convert
+            var hexChars = [];
+            for (var i = 0; i < sigBytes; i++) {
+                var bite = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
+                hexChars.push((bite >>> 4).toString(16));
+                hexChars.push((bite & 0x0f).toString(16));
+            }
+
+            return hexChars.join('');
+        },
+
+        /**
+         * Converts a hex string to a word array.
+         *
+         * @param {string} hexStr The hex string.
+         *
+         * @return {WordArray} The word array.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var wordArray = CryptoJS.enc.Hex.parse(hexString);
+         */
+        parse: function (hexStr) {
+            // Shortcut
+            var hexStrLength = hexStr.length;
+
+            // Convert
+            var words = [];
+            for (var i = 0; i < hexStrLength; i += 2) {
+                words[i >>> 3] |= parseInt(hexStr.substr(i, 2), 16) << (24 - (i % 8) * 4);
+            }
+
+            return new WordArray.init(words, hexStrLength / 2);
+        }
+    };
+
+    /**
+     * Latin1 encoding strategy.
+     */
+    var Latin1 = C_enc.Latin1 = {
+        /**
+         * Converts a word array to a Latin1 string.
+         *
+         * @param {WordArray} wordArray The word array.
+         *
+         * @return {string} The Latin1 string.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var latin1String = CryptoJS.enc.Latin1.stringify(wordArray);
+         */
+        stringify: function (wordArray) {
+            // Shortcuts
+            var words = wordArray.words;
+            var sigBytes = wordArray.sigBytes;
+
+            // Convert
+            var latin1Chars = [];
+            for (var i = 0; i < sigBytes; i++) {
+                var bite = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
+                latin1Chars.push(String.fromCharCode(bite));
+            }
+
+            return latin1Chars.join('');
+        },
+
+        /**
+         * Converts a Latin1 string to a word array.
+         *
+         * @param {string} latin1Str The Latin1 string.
+         *
+         * @return {WordArray} The word array.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var wordArray = CryptoJS.enc.Latin1.parse(latin1String);
+         */
+        parse: function (latin1Str) {
+            // Shortcut
+            var latin1StrLength = latin1Str.length;
+
+            // Convert
+            var words = [];
+            for (var i = 0; i < latin1StrLength; i++) {
+                words[i >>> 2] |= (latin1Str.charCodeAt(i) & 0xff) << (24 - (i % 4) * 8);
+            }
+
+            return new WordArray.init(words, latin1StrLength);
+        }
+    };
+
+    /**
+     * UTF-8 encoding strategy.
+     */
+    var Utf8 = C_enc.Utf8 = {
+        /**
+         * Converts a word array to a UTF-8 string.
+         *
+         * @param {WordArray} wordArray The word array.
+         *
+         * @return {string} The UTF-8 string.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var utf8String = CryptoJS.enc.Utf8.stringify(wordArray);
+         */
+        stringify: function (wordArray) {
+            try {
+                return decodeURIComponent(escape(Latin1.stringify(wordArray)));
+            } catch (e) {
+                throw new Error('Malformed UTF-8 data');
+            }
+        },
+
+        /**
+         * Converts a UTF-8 string to a word array.
+         *
+         * @param {string} utf8Str The UTF-8 string.
+         *
+         * @return {WordArray} The word array.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var wordArray = CryptoJS.enc.Utf8.parse(utf8String);
+         */
+        parse: function (utf8Str) {
+            return Latin1.parse(unescape(encodeURIComponent(utf8Str)));
+        }
+    };
+
+    /**
+     * Abstract buffered block algorithm template.
+     *
+     * The property blockSize must be implemented in a concrete subtype.
+     *
+     * @property {number} _minBufferSize The number of blocks that should be kept unprocessed in the buffer. Default: 0
+     */
+    var BufferedBlockAlgorithm = C_lib.BufferedBlockAlgorithm = Base.extend({
+        /**
+         * Resets this block algorithm's data buffer to its initial state.
+         *
+         * @example
+         *
+         *     bufferedBlockAlgorithm.reset();
+         */
+        reset: function () {
+            // Initial values
+            this._data = new WordArray.init();
+            this._nDataBytes = 0;
+        },
+
+        /**
+         * Adds new data to this block algorithm's buffer.
+         *
+         * @param {WordArray|string} data The data to append. Strings are converted to a WordArray using UTF-8.
+         *
+         * @example
+         *
+         *     bufferedBlockAlgorithm._append('data');
+         *     bufferedBlockAlgorithm._append(wordArray);
+         */
+        _append: function (data) {
+            // Convert string to WordArray, else assume WordArray already
+            if (typeof data == 'string') {
+                data = Utf8.parse(data);
+            }
+
+            // Append
+            this._data.concat(data);
+            this._nDataBytes += data.sigBytes;
+        },
+
+        /**
+         * Processes available data blocks.
+         *
+         * This method invokes _doProcessBlock(offset), which must be implemented by a concrete subtype.
+         *
+         * @param {boolean} doFlush Whether all blocks and partial blocks should be processed.
+         *
+         * @return {WordArray} The processed data.
+         *
+         * @example
+         *
+         *     var processedData = bufferedBlockAlgorithm._process();
+         *     var processedData = bufferedBlockAlgorithm._process(!!'flush');
+         */
+        _process: function (doFlush) {
+            // Shortcuts
+            var data = this._data;
+            var dataWords = data.words;
+            var dataSigBytes = data.sigBytes;
+            var blockSize = this.blockSize;
+            var blockSizeBytes = blockSize * 4;
+
+            // Count blocks ready
+            var nBlocksReady = dataSigBytes / blockSizeBytes;
+            if (doFlush) {
+                // Round up to include partial blocks
+                nBlocksReady = Math.ceil(nBlocksReady);
+            } else {
+                // Round down to include only full blocks,
+                // less the number of blocks that must remain in the buffer
+                nBlocksReady = Math.max((nBlocksReady | 0) - this._minBufferSize, 0);
+            }
+
+            // Count words ready
+            var nWordsReady = nBlocksReady * blockSize;
+
+            // Count bytes ready
+            var nBytesReady = Math.min(nWordsReady * 4, dataSigBytes);
+
+            // Process blocks
+            if (nWordsReady) {
+                for (var offset = 0; offset < nWordsReady; offset += blockSize) {
+                    // Perform concrete-algorithm logic
+                    this._doProcessBlock(dataWords, offset);
+                }
+
+                // Remove processed words
+                var processedWords = dataWords.splice(0, nWordsReady);
+                data.sigBytes -= nBytesReady;
+            }
+
+            // Return processed words
+            return new WordArray.init(processedWords, nBytesReady);
+        },
+
+        /**
+         * Creates a copy of this object.
+         *
+         * @return {Object} The clone.
+         *
+         * @example
+         *
+         *     var clone = bufferedBlockAlgorithm.clone();
+         */
+        clone: function () {
+            var clone = Base.clone.call(this);
+            clone._data = this._data.clone();
+
+            return clone;
+        },
+
+        _minBufferSize: 0
+    });
+
+    /**
+     * Abstract hasher template.
+     *
+     * @property {number} blockSize The number of 32-bit words this hasher operates on. Default: 16 (512 bits)
+     */
+    var Hasher = C_lib.Hasher = BufferedBlockAlgorithm.extend({
+        /**
+         * Configuration options.
+         */
+        cfg: Base.extend(),
+
+        /**
+         * Initializes a newly created hasher.
+         *
+         * @param {Object} cfg (Optional) The configuration options to use for this hash computation.
+         *
+         * @example
+         *
+         *     var hasher = CryptoJS.algo.SHA256.create();
+         */
+        init: function (cfg) {
+            // Apply config defaults
+            this.cfg = this.cfg.extend(cfg);
+
+            // Set initial values
+            this.reset();
+        },
+
+        /**
+         * Resets this hasher to its initial state.
+         *
+         * @example
+         *
+         *     hasher.reset();
+         */
+        reset: function () {
+            // Reset data buffer
+            BufferedBlockAlgorithm.reset.call(this);
+
+            // Perform concrete-hasher logic
+            this._doReset();
+        },
+
+        /**
+         * Updates this hasher with a message.
+         *
+         * @param {WordArray|string} messageUpdate The message to append.
+         *
+         * @return {Hasher} This hasher.
+         *
+         * @example
+         *
+         *     hasher.update('message');
+         *     hasher.update(wordArray);
+         */
+        update: function (messageUpdate) {
+            // Append
+            this._append(messageUpdate);
+
+            // Update the hash
+            this._process();
+
+            // Chainable
+            return this;
+        },
+
+        /**
+         * Finalizes the hash computation.
+         * Note that the finalize operation is effectively a destructive, read-once operation.
+         *
+         * @param {WordArray|string} messageUpdate (Optional) A final message update.
+         *
+         * @return {WordArray} The hash.
+         *
+         * @example
+         *
+         *     var hash = hasher.finalize();
+         *     var hash = hasher.finalize('message');
+         *     var hash = hasher.finalize(wordArray);
+         */
+        finalize: function (messageUpdate) {
+            // Final message update
+            if (messageUpdate) {
+                this._append(messageUpdate);
+            }
+
+            // Perform concrete-hasher logic
+            var hash = this._doFinalize();
+
+            return hash;
+        },
+
+        blockSize: 512/32,
+
+        /**
+         * Creates a shortcut function to a hasher's object interface.
+         *
+         * @param {Hasher} hasher The hasher to create a helper for.
+         *
+         * @return {Function} The shortcut function.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var SHA256 = CryptoJS.lib.Hasher._createHelper(CryptoJS.algo.SHA256);
+         */
+        _createHelper: function (hasher) {
+            return function (message, cfg) {
+                return new hasher.init(cfg).finalize(message);
+            };
+        },
+
+        /**
+         * Creates a shortcut function to the HMAC's object interface.
+         *
+         * @param {Hasher} hasher The hasher to use in this HMAC helper.
+         *
+         * @return {Function} The shortcut function.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var HmacSHA256 = CryptoJS.lib.Hasher._createHmacHelper(CryptoJS.algo.SHA256);
+         */
+        _createHmacHelper: function (hasher) {
+            return function (message, key) {
+                return new C_algo.HMAC.init(hasher, key).finalize(message);
+            };
+        }
+    });
+
+    /**
+     * Algorithm namespace.
+     */
+    var C_algo = C.algo = {};
+
+    return C;
+}(Math));
+
+/*
+CryptoJS v3.1.2
+code.google.com/p/crypto-js
+(c) 2009-2013 by Jeff Mott. All rights reserved.
+code.google.com/p/crypto-js/wiki/License
+*/
+(function () {
+    // Shortcuts
+    var C = CryptoJS;
+    var C_lib = C.lib;
+    var WordArray = C_lib.WordArray;
+    var C_enc = C.enc;
+
+    /**
+     * Base64 encoding strategy.
+     */
+    var Base64 = C_enc.Base64 = {
+        /**
+         * Converts a word array to a Base64 string.
+         *
+         * @param {WordArray} wordArray The word array.
+         *
+         * @return {string} The Base64 string.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var base64String = CryptoJS.enc.Base64.stringify(wordArray);
+         */
+        stringify: function (wordArray) {
+            // Shortcuts
+            var words = wordArray.words;
+            var sigBytes = wordArray.sigBytes;
+            var map = this._map;
+
+            // Clamp excess bits
+            wordArray.clamp();
+
+            // Convert
+            var base64Chars = [];
+            for (var i = 0; i < sigBytes; i += 3) {
+                var byte1 = (words[i >>> 2]       >>> (24 - (i % 4) * 8))       & 0xff;
+                var byte2 = (words[(i + 1) >>> 2] >>> (24 - ((i + 1) % 4) * 8)) & 0xff;
+                var byte3 = (words[(i + 2) >>> 2] >>> (24 - ((i + 2) % 4) * 8)) & 0xff;
+
+                var triplet = (byte1 << 16) | (byte2 << 8) | byte3;
+
+                for (var j = 0; (j < 4) && (i + j * 0.75 < sigBytes); j++) {
+                    base64Chars.push(map.charAt((triplet >>> (6 * (3 - j))) & 0x3f));
+                }
+            }
+
+            // Add padding
+            var paddingChar = map.charAt(64);
+            if (paddingChar) {
+                while (base64Chars.length % 4) {
+                    base64Chars.push(paddingChar);
+                }
+            }
+
+            return base64Chars.join('');
+        },
+
+        /**
+         * Converts a Base64 string to a word array.
+         *
+         * @param {string} base64Str The Base64 string.
+         *
+         * @return {WordArray} The word array.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var wordArray = CryptoJS.enc.Base64.parse(base64String);
+         */
+        parse: function (base64Str) {
+            // Shortcuts
+            var base64StrLength = base64Str.length;
+            var map = this._map;
+
+            // Ignore padding
+            var paddingChar = map.charAt(64);
+            if (paddingChar) {
+                var paddingIndex = base64Str.indexOf(paddingChar);
+                if (paddingIndex != -1) {
+                    base64StrLength = paddingIndex;
+                }
+            }
+
+            // Convert
+            var words = [];
+            var nBytes = 0;
+            for (var i = 0; i < base64StrLength; i++) {
+                if (i % 4) {
+                    var bits1 = map.indexOf(base64Str.charAt(i - 1)) << ((i % 4) * 2);
+                    var bits2 = map.indexOf(base64Str.charAt(i)) >>> (6 - (i % 4) * 2);
+                    words[nBytes >>> 2] |= (bits1 | bits2) << (24 - (nBytes % 4) * 8);
+                    nBytes++;
+                }
+            }
+
+            return WordArray.create(words, nBytes);
+        },
+
+        _map: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='
+    };
+}());
+
+/*
+CryptoJS v3.1.2
+code.google.com/p/crypto-js
+(c) 2009-2013 by Jeff Mott. All rights reserved.
+code.google.com/p/crypto-js/wiki/License
+*/
+/**
+ * Cipher core components.
+ */
+CryptoJS.lib.Cipher || (function (undefined) {
+    // Shortcuts
+    var C = CryptoJS;
+    var C_lib = C.lib;
+    var Base = C_lib.Base;
+    var WordArray = C_lib.WordArray;
+    var BufferedBlockAlgorithm = C_lib.BufferedBlockAlgorithm;
+    var C_enc = C.enc;
+    var Utf8 = C_enc.Utf8;
+    var Base64 = C_enc.Base64;
+    var C_algo = C.algo;
+    var EvpKDF = C_algo.EvpKDF;
+
+    /**
+     * Abstract base cipher template.
+     *
+     * @property {number} keySize This cipher's key size. Default: 4 (128 bits)
+     * @property {number} ivSize This cipher's IV size. Default: 4 (128 bits)
+     * @property {number} _ENC_XFORM_MODE A constant representing encryption mode.
+     * @property {number} _DEC_XFORM_MODE A constant representing decryption mode.
+     */
+    var Cipher = C_lib.Cipher = BufferedBlockAlgorithm.extend({
+        /**
+         * Configuration options.
+         *
+         * @property {WordArray} iv The IV to use for this operation.
+         */
+        cfg: Base.extend(),
+
+        /**
+         * Creates this cipher in encryption mode.
+         *
+         * @param {WordArray} key The key.
+         * @param {Object} cfg (Optional) The configuration options to use for this operation.
+         *
+         * @return {Cipher} A cipher instance.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var cipher = CryptoJS.algo.AES.createEncryptor(keyWordArray, { iv: ivWordArray });
+         */
+        createEncryptor: function (key, cfg) {
+            return this.create(this._ENC_XFORM_MODE, key, cfg);
+        },
+
+        /**
+         * Creates this cipher in decryption mode.
+         *
+         * @param {WordArray} key The key.
+         * @param {Object} cfg (Optional) The configuration options to use for this operation.
+         *
+         * @return {Cipher} A cipher instance.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var cipher = CryptoJS.algo.AES.createDecryptor(keyWordArray, { iv: ivWordArray });
+         */
+        createDecryptor: function (key, cfg) {
+            return this.create(this._DEC_XFORM_MODE, key, cfg);
+        },
+
+        /**
+         * Initializes a newly created cipher.
+         *
+         * @param {number} xformMode Either the encryption or decryption transormation mode constant.
+         * @param {WordArray} key The key.
+         * @param {Object} cfg (Optional) The configuration options to use for this operation.
+         *
+         * @example
+         *
+         *     var cipher = CryptoJS.algo.AES.create(CryptoJS.algo.AES._ENC_XFORM_MODE, keyWordArray, { iv: ivWordArray });
+         */
+        init: function (xformMode, key, cfg) {
+            // Apply config defaults
+            this.cfg = this.cfg.extend(cfg);
+
+            // Store transform mode and key
+            this._xformMode = xformMode;
+            this._key = key;
+
+            // Set initial values
+            this.reset();
+        },
+
+        /**
+         * Resets this cipher to its initial state.
+         *
+         * @example
+         *
+         *     cipher.reset();
+         */
+        reset: function () {
+            // Reset data buffer
+            BufferedBlockAlgorithm.reset.call(this);
+
+            // Perform concrete-cipher logic
+            this._doReset();
+        },
+
+        /**
+         * Adds data to be encrypted or decrypted.
+         *
+         * @param {WordArray|string} dataUpdate The data to encrypt or decrypt.
+         *
+         * @return {WordArray} The data after processing.
+         *
+         * @example
+         *
+         *     var encrypted = cipher.process('data');
+         *     var encrypted = cipher.process(wordArray);
+         */
+        process: function (dataUpdate) {
+            // Append
+            this._append(dataUpdate);
+
+            // Process available blocks
+            return this._process();
+        },
+
+        /**
+         * Finalizes the encryption or decryption process.
+         * Note that the finalize operation is effectively a destructive, read-once operation.
+         *
+         * @param {WordArray|string} dataUpdate The final data to encrypt or decrypt.
+         *
+         * @return {WordArray} The data after final processing.
+         *
+         * @example
+         *
+         *     var encrypted = cipher.finalize();
+         *     var encrypted = cipher.finalize('data');
+         *     var encrypted = cipher.finalize(wordArray);
+         */
+        finalize: function (dataUpdate) {
+            // Final data update
+            if (dataUpdate) {
+                this._append(dataUpdate);
+            }
+
+            // Perform concrete-cipher logic
+            var finalProcessedData = this._doFinalize();
+
+            return finalProcessedData;
+        },
+
+        keySize: 128/32,
+
+        ivSize: 128/32,
+
+        _ENC_XFORM_MODE: 1,
+
+        _DEC_XFORM_MODE: 2,
+
+        /**
+         * Creates shortcut functions to a cipher's object interface.
+         *
+         * @param {Cipher} cipher The cipher to create a helper for.
+         *
+         * @return {Object} An object with encrypt and decrypt shortcut functions.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var AES = CryptoJS.lib.Cipher._createHelper(CryptoJS.algo.AES);
+         */
+        _createHelper: (function () {
+            function selectCipherStrategy(key) {
+                if (typeof key == 'string') {
+                    return PasswordBasedCipher;
+                } else {
+                    return SerializableCipher;
+                }
+            }
+
+            return function (cipher) {
+                return {
+                    encrypt: function (message, key, cfg) {
+                        return selectCipherStrategy(key).encrypt(cipher, message, key, cfg);
+                    },
+
+                    decrypt: function (ciphertext, key, cfg) {
+                        return selectCipherStrategy(key).decrypt(cipher, ciphertext, key, cfg);
+                    }
+                };
+            };
+        }())
+    });
+
+    /**
+     * Abstract base stream cipher template.
+     *
+     * @property {number} blockSize The number of 32-bit words this cipher operates on. Default: 1 (32 bits)
+     */
+    var StreamCipher = C_lib.StreamCipher = Cipher.extend({
+        _doFinalize: function () {
+            // Process partial blocks
+            var finalProcessedBlocks = this._process(!!'flush');
+
+            return finalProcessedBlocks;
+        },
+
+        blockSize: 1
+    });
+
+    /**
+     * Mode namespace.
+     */
+    var C_mode = C.mode = {};
+
+    /**
+     * Abstract base block cipher mode template.
+     */
+    var BlockCipherMode = C_lib.BlockCipherMode = Base.extend({
+        /**
+         * Creates this mode for encryption.
+         *
+         * @param {Cipher} cipher A block cipher instance.
+         * @param {Array} iv The IV words.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var mode = CryptoJS.mode.CBC.createEncryptor(cipher, iv.words);
+         */
+        createEncryptor: function (cipher, iv) {
+            return this.Encryptor.create(cipher, iv);
+        },
+
+        /**
+         * Creates this mode for decryption.
+         *
+         * @param {Cipher} cipher A block cipher instance.
+         * @param {Array} iv The IV words.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var mode = CryptoJS.mode.CBC.createDecryptor(cipher, iv.words);
+         */
+        createDecryptor: function (cipher, iv) {
+            return this.Decryptor.create(cipher, iv);
+        },
+
+        /**
+         * Initializes a newly created mode.
+         *
+         * @param {Cipher} cipher A block cipher instance.
+         * @param {Array} iv The IV words.
+         *
+         * @example
+         *
+         *     var mode = CryptoJS.mode.CBC.Encryptor.create(cipher, iv.words);
+         */
+        init: function (cipher, iv) {
+            this._cipher = cipher;
+            this._iv = iv;
+        }
+    });
+
+    /**
+     * Cipher Block Chaining mode.
+     */
+    var CBC = C_mode.CBC = (function () {
+        /**
+         * Abstract base CBC mode.
+         */
+        var CBC = BlockCipherMode.extend();
+
+        /**
+         * CBC encryptor.
+         */
+        CBC.Encryptor = CBC.extend({
+            /**
+             * Processes the data block at offset.
+             *
+             * @param {Array} words The data words to operate on.
+             * @param {number} offset The offset where the block starts.
+             *
+             * @example
+             *
+             *     mode.processBlock(data.words, offset);
+             */
+            processBlock: function (words, offset) {
+                // Shortcuts
+                var cipher = this._cipher;
+                var blockSize = cipher.blockSize;
+
+                // XOR and encrypt
+                xorBlock.call(this, words, offset, blockSize);
+                cipher.encryptBlock(words, offset);
+
+                // Remember this block to use with next block
+                this._prevBlock = words.slice(offset, offset + blockSize);
+            }
+        });
+
+        /**
+         * CBC decryptor.
+         */
+        CBC.Decryptor = CBC.extend({
+            /**
+             * Processes the data block at offset.
+             *
+             * @param {Array} words The data words to operate on.
+             * @param {number} offset The offset where the block starts.
+             *
+             * @example
+             *
+             *     mode.processBlock(data.words, offset);
+             */
+            processBlock: function (words, offset) {
+                // Shortcuts
+                var cipher = this._cipher;
+                var blockSize = cipher.blockSize;
+
+                // Remember this block to use with next block
+                var thisBlock = words.slice(offset, offset + blockSize);
+
+                // Decrypt and XOR
+                cipher.decryptBlock(words, offset);
+                xorBlock.call(this, words, offset, blockSize);
+
+                // This block becomes the previous block
+                this._prevBlock = thisBlock;
+            }
+        });
+
+        function xorBlock(words, offset, blockSize) {
+            // Shortcut
+            var iv = this._iv;
+
+            // Choose mixing block
+            if (iv) {
+                var block = iv;
+
+                // Remove IV for subsequent blocks
+                this._iv = undefined;
+            } else {
+                var block = this._prevBlock;
+            }
+
+            // XOR blocks
+            for (var i = 0; i < blockSize; i++) {
+                words[offset + i] ^= block[i];
+            }
+        }
+
+        return CBC;
+    }());
+
+    /**
+     * Padding namespace.
+     */
+    var C_pad = C.pad = {};
+
+    /**
+     * PKCS #5/7 padding strategy.
+     */
+    var Pkcs7 = C_pad.Pkcs7 = {
+        /**
+         * Pads data using the algorithm defined in PKCS #5/7.
+         *
+         * @param {WordArray} data The data to pad.
+         * @param {number} blockSize The multiple that the data should be padded to.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     CryptoJS.pad.Pkcs7.pad(wordArray, 4);
+         */
+        pad: function (data, blockSize) {
+            // Shortcut
+            var blockSizeBytes = blockSize * 4;
+
+            // Count padding bytes
+            var nPaddingBytes = blockSizeBytes - data.sigBytes % blockSizeBytes;
+
+            // Create padding word
+            var paddingWord = (nPaddingBytes << 24) | (nPaddingBytes << 16) | (nPaddingBytes << 8) | nPaddingBytes;
+
+            // Create padding
+            var paddingWords = [];
+            for (var i = 0; i < nPaddingBytes; i += 4) {
+                paddingWords.push(paddingWord);
+            }
+            var padding = WordArray.create(paddingWords, nPaddingBytes);
+
+            // Add padding
+            data.concat(padding);
+        },
+
+        /**
+         * Unpads data that had been padded using the algorithm defined in PKCS #5/7.
+         *
+         * @param {WordArray} data The data to unpad.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     CryptoJS.pad.Pkcs7.unpad(wordArray);
+         */
+        unpad: function (data) {
+            // Get number of padding bytes from last byte
+            var nPaddingBytes = data.words[(data.sigBytes - 1) >>> 2] & 0xff;
+
+            // Remove padding
+            data.sigBytes -= nPaddingBytes;
+        }
+    };
+
+    /**
+     * Abstract base block cipher template.
+     *
+     * @property {number} blockSize The number of 32-bit words this cipher operates on. Default: 4 (128 bits)
+     */
+    var BlockCipher = C_lib.BlockCipher = Cipher.extend({
+        /**
+         * Configuration options.
+         *
+         * @property {Mode} mode The block mode to use. Default: CBC
+         * @property {Padding} padding The padding strategy to use. Default: Pkcs7
+         */
+        cfg: Cipher.cfg.extend({
+            mode: CBC,
+            padding: Pkcs7
+        }),
+
+        reset: function () {
+            // Reset cipher
+            Cipher.reset.call(this);
+
+            // Shortcuts
+            var cfg = this.cfg;
+            var iv = cfg.iv;
+            var mode = cfg.mode;
+
+            // Reset block mode
+            if (this._xformMode == this._ENC_XFORM_MODE) {
+                var modeCreator = mode.createEncryptor;
+            } else /* if (this._xformMode == this._DEC_XFORM_MODE) */ {
+                var modeCreator = mode.createDecryptor;
+
+                // Keep at least one block in the buffer for unpadding
+                this._minBufferSize = 1;
+            }
+            this._mode = modeCreator.call(mode, this, iv && iv.words);
+        },
+
+        _doProcessBlock: function (words, offset) {
+            this._mode.processBlock(words, offset);
+        },
+
+        _doFinalize: function () {
+            // Shortcut
+            var padding = this.cfg.padding;
+
+            // Finalize
+            if (this._xformMode == this._ENC_XFORM_MODE) {
+                // Pad data
+                padding.pad(this._data, this.blockSize);
+
+                // Process final blocks
+                var finalProcessedBlocks = this._process(!!'flush');
+            } else /* if (this._xformMode == this._DEC_XFORM_MODE) */ {
+                // Process final blocks
+                var finalProcessedBlocks = this._process(!!'flush');
+
+                // Unpad data
+                padding.unpad(finalProcessedBlocks);
+            }
+
+            return finalProcessedBlocks;
+        },
+
+        blockSize: 128/32
+    });
+
+    /**
+     * A collection of cipher parameters.
+     *
+     * @property {WordArray} ciphertext The raw ciphertext.
+     * @property {WordArray} key The key to this ciphertext.
+     * @property {WordArray} iv The IV used in the ciphering operation.
+     * @property {WordArray} salt The salt used with a key derivation function.
+     * @property {Cipher} algorithm The cipher algorithm.
+     * @property {Mode} mode The block mode used in the ciphering operation.
+     * @property {Padding} padding The padding scheme used in the ciphering operation.
+     * @property {number} blockSize The block size of the cipher.
+     * @property {Format} formatter The default formatting strategy to convert this cipher params object to a string.
+     */
+    var CipherParams = C_lib.CipherParams = Base.extend({
+        /**
+         * Initializes a newly created cipher params object.
+         *
+         * @param {Object} cipherParams An object with any of the possible cipher parameters.
+         *
+         * @example
+         *
+         *     var cipherParams = CryptoJS.lib.CipherParams.create({
+         *         ciphertext: ciphertextWordArray,
+         *         key: keyWordArray,
+         *         iv: ivWordArray,
+         *         salt: saltWordArray,
+         *         algorithm: CryptoJS.algo.AES,
+         *         mode: CryptoJS.mode.CBC,
+         *         padding: CryptoJS.pad.PKCS7,
+         *         blockSize: 4,
+         *         formatter: CryptoJS.format.OpenSSL
+         *     });
+         */
+        init: function (cipherParams) {
+            this.mixIn(cipherParams);
+        },
+
+        /**
+         * Converts this cipher params object to a string.
+         *
+         * @param {Format} formatter (Optional) The formatting strategy to use.
+         *
+         * @return {string} The stringified cipher params.
+         *
+         * @throws Error If neither the formatter nor the default formatter is set.
+         *
+         * @example
+         *
+         *     var string = cipherParams + '';
+         *     var string = cipherParams.toString();
+         *     var string = cipherParams.toString(CryptoJS.format.OpenSSL);
+         */
+        toString: function (formatter) {
+            return (formatter || this.formatter).stringify(this);
+        }
+    });
+
+    /**
+     * Format namespace.
+     */
+    var C_format = C.format = {};
+
+    /**
+     * OpenSSL formatting strategy.
+     */
+    var OpenSSLFormatter = C_format.OpenSSL = {
+        /**
+         * Converts a cipher params object to an OpenSSL-compatible string.
+         *
+         * @param {CipherParams} cipherParams The cipher params object.
+         *
+         * @return {string} The OpenSSL-compatible string.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var openSSLString = CryptoJS.format.OpenSSL.stringify(cipherParams);
+         */
+        stringify: function (cipherParams) {
+            // Shortcuts
+            var ciphertext = cipherParams.ciphertext;
+            var salt = cipherParams.salt;
+
+            // Format
+            if (salt) {
+                var wordArray = WordArray.create([0x53616c74, 0x65645f5f]).concat(salt).concat(ciphertext);
+            } else {
+                var wordArray = ciphertext;
+            }
+
+            return wordArray.toString(Base64);
+        },
+
+        /**
+         * Converts an OpenSSL-compatible string to a cipher params object.
+         *
+         * @param {string} openSSLStr The OpenSSL-compatible string.
+         *
+         * @return {CipherParams} The cipher params object.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var cipherParams = CryptoJS.format.OpenSSL.parse(openSSLString);
+         */
+        parse: function (openSSLStr) {
+            // Parse base64
+            var ciphertext = Base64.parse(openSSLStr);
+
+            // Shortcut
+            var ciphertextWords = ciphertext.words;
+
+            // Test for salt
+            if (ciphertextWords[0] == 0x53616c74 && ciphertextWords[1] == 0x65645f5f) {
+                // Extract salt
+                var salt = WordArray.create(ciphertextWords.slice(2, 4));
+
+                // Remove salt from ciphertext
+                ciphertextWords.splice(0, 4);
+                ciphertext.sigBytes -= 16;
+            }
+
+            return CipherParams.create({ ciphertext: ciphertext, salt: salt });
+        }
+    };
+
+    /**
+     * A cipher wrapper that returns ciphertext as a serializable cipher params object.
+     */
+    var SerializableCipher = C_lib.SerializableCipher = Base.extend({
+        /**
+         * Configuration options.
+         *
+         * @property {Formatter} format The formatting strategy to convert cipher param objects to and from a string. Default: OpenSSL
+         */
+        cfg: Base.extend({
+            format: OpenSSLFormatter
+        }),
+
+        /**
+         * Encrypts a message.
+         *
+         * @param {Cipher} cipher The cipher algorithm to use.
+         * @param {WordArray|string} message The message to encrypt.
+         * @param {WordArray} key The key.
+         * @param {Object} cfg (Optional) The configuration options to use for this operation.
+         *
+         * @return {CipherParams} A cipher params object.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key);
+         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key, { iv: iv });
+         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key, { iv: iv, format: CryptoJS.format.OpenSSL });
+         */
+        encrypt: function (cipher, message, key, cfg) {
+            // Apply config defaults
+            cfg = this.cfg.extend(cfg);
+
+            // Encrypt
+            var encryptor = cipher.createEncryptor(key, cfg);
+            var ciphertext = encryptor.finalize(message);
+
+            // Shortcut
+            var cipherCfg = encryptor.cfg;
+
+            // Create and return serializable cipher params
+            return CipherParams.create({
+                ciphertext: ciphertext,
+                key: key,
+                iv: cipherCfg.iv,
+                algorithm: cipher,
+                mode: cipherCfg.mode,
+                padding: cipherCfg.padding,
+                blockSize: cipher.blockSize,
+                formatter: cfg.format
+            });
+        },
+
+        /**
+         * Decrypts serialized ciphertext.
+         *
+         * @param {Cipher} cipher The cipher algorithm to use.
+         * @param {CipherParams|string} ciphertext The ciphertext to decrypt.
+         * @param {WordArray} key The key.
+         * @param {Object} cfg (Optional) The configuration options to use for this operation.
+         *
+         * @return {WordArray} The plaintext.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var plaintext = CryptoJS.lib.SerializableCipher.decrypt(CryptoJS.algo.AES, formattedCiphertext, key, { iv: iv, format: CryptoJS.format.OpenSSL });
+         *     var plaintext = CryptoJS.lib.SerializableCipher.decrypt(CryptoJS.algo.AES, ciphertextParams, key, { iv: iv, format: CryptoJS.format.OpenSSL });
+         */
+        decrypt: function (cipher, ciphertext, key, cfg) {
+            // Apply config defaults
+            cfg = this.cfg.extend(cfg);
+
+            // Convert string to CipherParams
+            ciphertext = this._parse(ciphertext, cfg.format);
+
+            // Decrypt
+            var plaintext = cipher.createDecryptor(key, cfg).finalize(ciphertext.ciphertext);
+
+            return plaintext;
+        },
+
+        /**
+         * Converts serialized ciphertext to CipherParams,
+         * else assumed CipherParams already and returns ciphertext unchanged.
+         *
+         * @param {CipherParams|string} ciphertext The ciphertext.
+         * @param {Formatter} format The formatting strategy to use to parse serialized ciphertext.
+         *
+         * @return {CipherParams} The unserialized ciphertext.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var ciphertextParams = CryptoJS.lib.SerializableCipher._parse(ciphertextStringOrParams, format);
+         */
+        _parse: function (ciphertext, format) {
+            if (typeof ciphertext == 'string') {
+                return format.parse(ciphertext, this);
+            } else {
+                return ciphertext;
+            }
+        }
+    });
+
+    /**
+     * Key derivation function namespace.
+     */
+    var C_kdf = C.kdf = {};
+
+    /**
+     * OpenSSL key derivation function.
+     */
+    var OpenSSLKdf = C_kdf.OpenSSL = {
+        /**
+         * Derives a key and IV from a password.
+         *
+         * @param {string} password The password to derive from.
+         * @param {number} keySize The size in words of the key to generate.
+         * @param {number} ivSize The size in words of the IV to generate.
+         * @param {WordArray|string} salt (Optional) A 64-bit salt to use. If omitted, a salt will be generated randomly.
+         *
+         * @return {CipherParams} A cipher params object with the key, IV, and salt.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var derivedParams = CryptoJS.kdf.OpenSSL.execute('Password', 256/32, 128/32);
+         *     var derivedParams = CryptoJS.kdf.OpenSSL.execute('Password', 256/32, 128/32, 'saltsalt');
+         */
+        execute: function (password, keySize, ivSize, salt) {
+            // Generate random salt
+            if (!salt) {
+                salt = WordArray.random(64/8);
+            }
+
+            // Derive key and IV
+            var key = EvpKDF.create({ keySize: keySize + ivSize }).compute(password, salt);
+
+            // Separate key and IV
+            var iv = WordArray.create(key.words.slice(keySize), ivSize * 4);
+            key.sigBytes = keySize * 4;
+
+            // Return params
+            return CipherParams.create({ key: key, iv: iv, salt: salt });
+        }
+    };
+
+    /**
+     * A serializable cipher wrapper that derives the key from a password,
+     * and returns ciphertext as a serializable cipher params object.
+     */
+    var PasswordBasedCipher = C_lib.PasswordBasedCipher = SerializableCipher.extend({
+        /**
+         * Configuration options.
+         *
+         * @property {KDF} kdf The key derivation function to use to generate a key and IV from a password. Default: OpenSSL
+         */
+        cfg: SerializableCipher.cfg.extend({
+            kdf: OpenSSLKdf
+        }),
+
+        /**
+         * Encrypts a message using a password.
+         *
+         * @param {Cipher} cipher The cipher algorithm to use.
+         * @param {WordArray|string} message The message to encrypt.
+         * @param {string} password The password.
+         * @param {Object} cfg (Optional) The configuration options to use for this operation.
+         *
+         * @return {CipherParams} A cipher params object.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var ciphertextParams = CryptoJS.lib.PasswordBasedCipher.encrypt(CryptoJS.algo.AES, message, 'password');
+         *     var ciphertextParams = CryptoJS.lib.PasswordBasedCipher.encrypt(CryptoJS.algo.AES, message, 'password', { format: CryptoJS.format.OpenSSL });
+         */
+        encrypt: function (cipher, message, password, cfg) {
+            // Apply config defaults
+            cfg = this.cfg.extend(cfg);
+
+            // Derive key and other params
+            var derivedParams = cfg.kdf.execute(password, cipher.keySize, cipher.ivSize);
+
+            // Add IV to config
+            cfg.iv = derivedParams.iv;
+
+            // Encrypt
+            var ciphertext = SerializableCipher.encrypt.call(this, cipher, message, derivedParams.key, cfg);
+
+            // Mix in derived params
+            ciphertext.mixIn(derivedParams);
+
+            return ciphertext;
+        },
+
+        /**
+         * Decrypts serialized ciphertext using a password.
+         *
+         * @param {Cipher} cipher The cipher algorithm to use.
+         * @param {CipherParams|string} ciphertext The ciphertext to decrypt.
+         * @param {string} password The password.
+         * @param {Object} cfg (Optional) The configuration options to use for this operation.
+         *
+         * @return {WordArray} The plaintext.
+         *
+         * @static
+         *
+         * @example
+         *
+         *     var plaintext = CryptoJS.lib.PasswordBasedCipher.decrypt(CryptoJS.algo.AES, formattedCiphertext, 'password', { format: CryptoJS.format.OpenSSL });
+         *     var plaintext = CryptoJS.lib.PasswordBasedCipher.decrypt(CryptoJS.algo.AES, ciphertextParams, 'password', { format: CryptoJS.format.OpenSSL });
+         */
+        decrypt: function (cipher, ciphertext, password, cfg) {
+            // Apply config defaults
+            cfg = this.cfg.extend(cfg);
+
+            // Convert string to CipherParams
+            ciphertext = this._parse(ciphertext, cfg.format);
+
+            // Derive key and other params
+            var derivedParams = cfg.kdf.execute(password, cipher.keySize, cipher.ivSize, ciphertext.salt);
+
+            // Add IV to config
+            cfg.iv = derivedParams.iv;
+
+            // Decrypt
+            var plaintext = SerializableCipher.decrypt.call(this, cipher, ciphertext, derivedParams.key, cfg);
+
+            return plaintext;
+        }
+    });
+}());
+
+/*
+CryptoJS v3.1.2
+code.google.com/p/crypto-js
+(c) 2009-2013 by Jeff Mott. All rights reserved.
+code.google.com/p/crypto-js/wiki/License
+*/
+(function () {
+    // Shortcuts
+    var C = CryptoJS;
+    var C_lib = C.lib;
+    var BlockCipher = C_lib.BlockCipher;
+    var C_algo = C.algo;
+
+    // Lookup tables
+    var SBOX = [];
+    var INV_SBOX = [];
+    var SUB_MIX_0 = [];
+    var SUB_MIX_1 = [];
+    var SUB_MIX_2 = [];
+    var SUB_MIX_3 = [];
+    var INV_SUB_MIX_0 = [];
+    var INV_SUB_MIX_1 = [];
+    var INV_SUB_MIX_2 = [];
+    var INV_SUB_MIX_3 = [];
+
+    // Compute lookup tables
+    (function () {
+        // Compute double table
+        var d = [];
+        for (var i = 0; i < 256; i++) {
+            if (i < 128) {
+                d[i] = i << 1;
+            } else {
+                d[i] = (i << 1) ^ 0x11b;
+            }
+        }
+
+        // Walk GF(2^8)
+        var x = 0;
+        var xi = 0;
+        for (var i = 0; i < 256; i++) {
+            // Compute sbox
+            var sx = xi ^ (xi << 1) ^ (xi << 2) ^ (xi << 3) ^ (xi << 4);
+            sx = (sx >>> 8) ^ (sx & 0xff) ^ 0x63;
+            SBOX[x] = sx;
+            INV_SBOX[sx] = x;
+
+            // Compute multiplication
+            var x2 = d[x];
+            var x4 = d[x2];
+            var x8 = d[x4];
+
+            // Compute sub bytes, mix columns tables
+            var t = (d[sx] * 0x101) ^ (sx * 0x1010100);
+            SUB_MIX_0[x] = (t << 24) | (t >>> 8);
+            SUB_MIX_1[x] = (t << 16) | (t >>> 16);
+            SUB_MIX_2[x] = (t << 8)  | (t >>> 24);
+            SUB_MIX_3[x] = t;
+
+            // Compute inv sub bytes, inv mix columns tables
+            var t = (x8 * 0x1010101) ^ (x4 * 0x10001) ^ (x2 * 0x101) ^ (x * 0x1010100);
+            INV_SUB_MIX_0[sx] = (t << 24) | (t >>> 8);
+            INV_SUB_MIX_1[sx] = (t << 16) | (t >>> 16);
+            INV_SUB_MIX_2[sx] = (t << 8)  | (t >>> 24);
+            INV_SUB_MIX_3[sx] = t;
+
+            // Compute next counter
+            if (!x) {
+                x = xi = 1;
+            } else {
+                x = x2 ^ d[d[d[x8 ^ x2]]];
+                xi ^= d[d[xi]];
+            }
+        }
+    }());
+
+    // Precomputed Rcon lookup
+    var RCON = [0x00, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36];
+
+    /**
+     * AES block cipher algorithm.
+     */
+    var AES = C_algo.AES = BlockCipher.extend({
+        _doReset: function () {
+            // Shortcuts
+            var key = this._key;
+            var keyWords = key.words;
+            var keySize = key.sigBytes / 4;
+
+            // Compute number of rounds
+            var nRounds = this._nRounds = keySize + 6
+
+            // Compute number of key schedule rows
+            var ksRows = (nRounds + 1) * 4;
+
+            // Compute key schedule
+            var keySchedule = this._keySchedule = [];
+            for (var ksRow = 0; ksRow < ksRows; ksRow++) {
+                if (ksRow < keySize) {
+                    keySchedule[ksRow] = keyWords[ksRow];
+                } else {
+                    var t = keySchedule[ksRow - 1];
+
+                    if (!(ksRow % keySize)) {
+                        // Rot word
+                        t = (t << 8) | (t >>> 24);
+
+                        // Sub word
+                        t = (SBOX[t >>> 24] << 24) | (SBOX[(t >>> 16) & 0xff] << 16) | (SBOX[(t >>> 8) & 0xff] << 8) | SBOX[t & 0xff];
+
+                        // Mix Rcon
+                        t ^= RCON[(ksRow / keySize) | 0] << 24;
+                    } else if (keySize > 6 && ksRow % keySize == 4) {
+                        // Sub word
+                        t = (SBOX[t >>> 24] << 24) | (SBOX[(t >>> 16) & 0xff] << 16) | (SBOX[(t >>> 8) & 0xff] << 8) | SBOX[t & 0xff];
+                    }
+
+                    keySchedule[ksRow] = keySchedule[ksRow - keySize] ^ t;
+                }
+            }
+
+            // Compute inv key schedule
+            var invKeySchedule = this._invKeySchedule = [];
+            for (var invKsRow = 0; invKsRow < ksRows; invKsRow++) {
+                var ksRow = ksRows - invKsRow;
+
+                if (invKsRow % 4) {
+                    var t = keySchedule[ksRow];
+                } else {
+                    var t = keySchedule[ksRow - 4];
+                }
+
+                if (invKsRow < 4 || ksRow <= 4) {
+                    invKeySchedule[invKsRow] = t;
+                } else {
+                    invKeySchedule[invKsRow] = INV_SUB_MIX_0[SBOX[t >>> 24]] ^ INV_SUB_MIX_1[SBOX[(t >>> 16) & 0xff]] ^
+                                               INV_SUB_MIX_2[SBOX[(t >>> 8) & 0xff]] ^ INV_SUB_MIX_3[SBOX[t & 0xff]];
+                }
+            }
+        },
+
+        encryptBlock: function (M, offset) {
+            this._doCryptBlock(M, offset, this._keySchedule, SUB_MIX_0, SUB_MIX_1, SUB_MIX_2, SUB_MIX_3, SBOX);
+        },
+
+        decryptBlock: function (M, offset) {
+            // Swap 2nd and 4th rows
+            var t = M[offset + 1];
+            M[offset + 1] = M[offset + 3];
+            M[offset + 3] = t;
+
+            this._doCryptBlock(M, offset, this._invKeySchedule, INV_SUB_MIX_0, INV_SUB_MIX_1, INV_SUB_MIX_2, INV_SUB_MIX_3, INV_SBOX);
+
+            // Inv swap 2nd and 4th rows
+            var t = M[offset + 1];
+            M[offset + 1] = M[offset + 3];
+            M[offset + 3] = t;
+        },
+
+        _doCryptBlock: function (M, offset, keySchedule, SUB_MIX_0, SUB_MIX_1, SUB_MIX_2, SUB_MIX_3, SBOX) {
+            // Shortcut
+            var nRounds = this._nRounds;
+
+            // Get input, add round key
+            var s0 = M[offset]     ^ keySchedule[0];
+            var s1 = M[offset + 1] ^ keySchedule[1];
+            var s2 = M[offset + 2] ^ keySchedule[2];
+            var s3 = M[offset + 3] ^ keySchedule[3];
+
+            // Key schedule row counter
+            var ksRow = 4;
+
+            // Rounds
+            for (var round = 1; round < nRounds; round++) {
+                // Shift rows, sub bytes, mix columns, add round key
+                var t0 = SUB_MIX_0[s0 >>> 24] ^ SUB_MIX_1[(s1 >>> 16) & 0xff] ^ SUB_MIX_2[(s2 >>> 8) & 0xff] ^ SUB_MIX_3[s3 & 0xff] ^ keySchedule[ksRow++];
+                var t1 = SUB_MIX_0[s1 >>> 24] ^ SUB_MIX_1[(s2 >>> 16) & 0xff] ^ SUB_MIX_2[(s3 >>> 8) & 0xff] ^ SUB_MIX_3[s0 & 0xff] ^ keySchedule[ksRow++];
+                var t2 = SUB_MIX_0[s2 >>> 24] ^ SUB_MIX_1[(s3 >>> 16) & 0xff] ^ SUB_MIX_2[(s0 >>> 8) & 0xff] ^ SUB_MIX_3[s1 & 0xff] ^ keySchedule[ksRow++];
+                var t3 = SUB_MIX_0[s3 >>> 24] ^ SUB_MIX_1[(s0 >>> 16) & 0xff] ^ SUB_MIX_2[(s1 >>> 8) & 0xff] ^ SUB_MIX_3[s2 & 0xff] ^ keySchedule[ksRow++];
+
+                // Update state
+                s0 = t0;
+                s1 = t1;
+                s2 = t2;
+                s3 = t3;
+            }
+
+            // Shift rows, sub bytes, add round key
+            var t0 = ((SBOX[s0 >>> 24] << 24) | (SBOX[(s1 >>> 16) & 0xff] << 16) | (SBOX[(s2 >>> 8) & 0xff] << 8) | SBOX[s3 & 0xff]) ^ keySchedule[ksRow++];
+            var t1 = ((SBOX[s1 >>> 24] << 24) | (SBOX[(s2 >>> 16) & 0xff] << 16) | (SBOX[(s3 >>> 8) & 0xff] << 8) | SBOX[s0 & 0xff]) ^ keySchedule[ksRow++];
+            var t2 = ((SBOX[s2 >>> 24] << 24) | (SBOX[(s3 >>> 16) & 0xff] << 16) | (SBOX[(s0 >>> 8) & 0xff] << 8) | SBOX[s1 & 0xff]) ^ keySchedule[ksRow++];
+            var t3 = ((SBOX[s3 >>> 24] << 24) | (SBOX[(s0 >>> 16) & 0xff] << 16) | (SBOX[(s1 >>> 8) & 0xff] << 8) | SBOX[s2 & 0xff]) ^ keySchedule[ksRow++];
+
+            // Set output
+            M[offset]     = t0;
+            M[offset + 1] = t1;
+            M[offset + 2] = t2;
+            M[offset + 3] = t3;
+        },
+
+        keySize: 256/32
+    });
+
+    /**
+     * Shortcut functions to the cipher's object interface.
+     *
+     * @example
+     *
+     *     var ciphertext = CryptoJS.AES.encrypt(message, key, cfg);
+     *     var plaintext  = CryptoJS.AES.decrypt(ciphertext, key, cfg);
+     */
+    C.AES = BlockCipher._createHelper(AES);
+}());
+
+/*
+CryptoJS v3.1.2
+code.google.com/p/crypto-js
+(c) 2009-2013 by Jeff Mott. All rights reserved.
+code.google.com/p/crypto-js/wiki/License
+*/
+(function () {
+    // Shortcuts
+    var C = CryptoJS;
+    var C_lib = C.lib;
+    var WordArray = C_lib.WordArray;
+    var Hasher = C_lib.Hasher;
+    var C_algo = C.algo;
+
+    // Reusable object
+    var W = [];
+
+    /**
+     * SHA-1 hash algorithm.
+     */
+    var SHA1 = C_algo.SHA1 = Hasher.extend({
+        _doReset: function () {
+            this._hash = new WordArray.init([
+                0x67452301, 0xefcdab89,
+                0x98badcfe, 0x10325476,
+                0xc3d2e1f0
+            ]);
+        },
+
+        _doProcessBlock: function (M, offset) {
+            // Shortcut
+            var H = this._hash.words;
+
+            // Working variables
+            var a = H[0];
+            var b = H[1];
+            var c = H[2];
+            var d = H[3];
+            var e = H[4];
+
+            // Computation
+            for (var i = 0; i < 80; i++) {
+                if (i < 16) {
+                    W[i] = M[offset + i] | 0;
+                } else {
+                    var n = W[i - 3] ^ W[i - 8] ^ W[i - 14] ^ W[i - 16];
+                    W[i] = (n << 1) | (n >>> 31);
+                }
+
+                var t = ((a << 5) | (a >>> 27)) + e + W[i];
+                if (i < 20) {
+                    t += ((b & c) | (~b & d)) + 0x5a827999;
+                } else if (i < 40) {
+                    t += (b ^ c ^ d) + 0x6ed9eba1;
+                } else if (i < 60) {
+                    t += ((b & c) | (b & d) | (c & d)) - 0x70e44324;
+                } else /* if (i < 80) */ {
+                    t += (b ^ c ^ d) - 0x359d3e2a;
+                }
+
+                e = d;
+                d = c;
+                c = (b << 30) | (b >>> 2);
+                b = a;
+                a = t;
+            }
+
+            // Intermediate hash value
+            H[0] = (H[0] + a) | 0;
+            H[1] = (H[1] + b) | 0;
+            H[2] = (H[2] + c) | 0;
+            H[3] = (H[3] + d) | 0;
+            H[4] = (H[4] + e) | 0;
+        },
+
+        _doFinalize: function () {
+            // Shortcuts
+            var data = this._data;
+            var dataWords = data.words;
+
+            var nBitsTotal = this._nDataBytes * 8;
+            var nBitsLeft = data.sigBytes * 8;
+
+            // Add padding
+            dataWords[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32);
+            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 14] = Math.floor(nBitsTotal / 0x100000000);
+            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 15] = nBitsTotal;
+            data.sigBytes = dataWords.length * 4;
+
+            // Hash final blocks
+            this._process();
+
+            // Return final computed hash
+            return this._hash;
+        },
+
+        clone: function () {
+            var clone = Hasher.clone.call(this);
+            clone._hash = this._hash.clone();
+
+            return clone;
+        }
+    });
+
+    /**
+     * Shortcut function to the hasher's object interface.
+     *
+     * @param {WordArray|string} message The message to hash.
+     *
+     * @return {WordArray} The hash.
+     *
+     * @static
+     *
+     * @example
+     *
+     *     var hash = CryptoJS.SHA1('message');
+     *     var hash = CryptoJS.SHA1(wordArray);
+     */
+    C.SHA1 = Hasher._createHelper(SHA1);
+
+    /**
+     * Shortcut function to the HMAC's object interface.
+     *
+     * @param {WordArray|string} message The message to hash.
+     * @param {WordArray|string} key The secret key.
+     *
+     * @return {WordArray} The HMAC.
+     *
+     * @static
+     *
+     * @example
+     *
+     *     var hmac = CryptoJS.HmacSHA1(message, key);
+     */
+    C.HmacSHA1 = Hasher._createHmacHelper(SHA1);
+}());
+
+/*
+CryptoJS v3.1.2
+code.google.com/p/crypto-js
+(c) 2009-2013 by Jeff Mott. All rights reserved.
+code.google.com/p/crypto-js/wiki/License
+*/
+(function (Math) {
+    // Shortcuts
+    var C = CryptoJS;
+    var C_lib = C.lib;
+    var WordArray = C_lib.WordArray;
+    var Hasher = C_lib.Hasher;
+    var C_algo = C.algo;
+
+    // Initialization and round constants tables
+    var H = [];
+    var K = [];
+
+    // Compute constants
+    (function () {
+        function isPrime(n) {
+            var sqrtN = Math.sqrt(n);
+            for (var factor = 2; factor <= sqrtN; factor++) {
+                if (!(n % factor)) {
+                    return false;
+                }
+            }
+
+            return true;
+        }
+
+        function getFractionalBits(n) {
+            return ((n - (n | 0)) * 0x100000000) | 0;
+        }
+
+        var n = 2;
+        var nPrime = 0;
+        while (nPrime < 64) {
+            if (isPrime(n)) {
+                if (nPrime < 8) {
+                    H[nPrime] = getFractionalBits(Math.pow(n, 1 / 2));
+                }
+                K[nPrime] = getFractionalBits(Math.pow(n, 1 / 3));
+
+                nPrime++;
+            }
+
+            n++;
+        }
+    }());
+
+    // Reusable object
+    var W = [];
+
+    /**
+     * SHA-256 hash algorithm.
+     */
+    var SHA256 = C_algo.SHA256 = Hasher.extend({
+        _doReset: function () {
+            this._hash = new WordArray.init(H.slice(0));
+        },
+
+        _doProcessBlock: function (M, offset) {
+            // Shortcut
+            var H = this._hash.words;
+
+            // Working variables
+            var a = H[0];
+            var b = H[1];
+            var c = H[2];
+            var d = H[3];
+            var e = H[4];
+            var f = H[5];
+            var g = H[6];
+            var h = H[7];
+
+            // Computation
+            for (var i = 0; i < 64; i++) {
+                if (i < 16) {
+                    W[i] = M[offset + i] | 0;
+                } else {
+                    var gamma0x = W[i - 15];
+                    var gamma0  = ((gamma0x << 25) | (gamma0x >>> 7))  ^
+                                  ((gamma0x << 14) | (gamma0x >>> 18)) ^
+                                   (gamma0x >>> 3);
+
+                    var gamma1x = W[i - 2];
+                    var gamma1  = ((gamma1x << 15) | (gamma1x >>> 17)) ^
+                                  ((gamma1x << 13) | (gamma1x >>> 19)) ^
+                                   (gamma1x >>> 10);
+
+                    W[i] = gamma0 + W[i - 7] + gamma1 + W[i - 16];
+                }
+
+                var ch  = (e & f) ^ (~e & g);
+                var maj = (a & b) ^ (a & c) ^ (b & c);
+
+                var sigma0 = ((a << 30) | (a >>> 2)) ^ ((a << 19) | (a >>> 13)) ^ ((a << 10) | (a >>> 22));
+                var sigma1 = ((e << 26) | (e >>> 6)) ^ ((e << 21) | (e >>> 11)) ^ ((e << 7)  | (e >>> 25));
+
+                var t1 = h + sigma1 + ch + K[i] + W[i];
+                var t2 = sigma0 + maj;
+
+                h = g;
+                g = f;
+                f = e;
+                e = (d + t1) | 0;
+                d = c;
+                c = b;
+                b = a;
+                a = (t1 + t2) | 0;
+            }
+
+            // Intermediate hash value
+            H[0] = (H[0] + a) | 0;
+            H[1] = (H[1] + b) | 0;
+            H[2] = (H[2] + c) | 0;
+            H[3] = (H[3] + d) | 0;
+            H[4] = (H[4] + e) | 0;
+            H[5] = (H[5] + f) | 0;
+            H[6] = (H[6] + g) | 0;
+            H[7] = (H[7] + h) | 0;
+        },
+
+        _doFinalize: function () {
+            // Shortcuts
+            var data = this._data;
+            var dataWords = data.words;
+
+            var nBitsTotal = this._nDataBytes * 8;
+            var nBitsLeft = data.sigBytes * 8;
+
+            // Add padding
+            dataWords[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32);
+            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 14] = Math.floor(nBitsTotal / 0x100000000);
+            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 15] = nBitsTotal;
+            data.sigBytes = dataWords.length * 4;
+
+            // Hash final blocks
+            this._process();
+
+            // Return final computed hash
+            return this._hash;
+        },
+
+        clone: function () {
+            var clone = Hasher.clone.call(this);
+            clone._hash = this._hash.clone();
+
+            return clone;
+        }
+    });
+
+    /**
+     * Shortcut function to the hasher's object interface.
+     *
+     * @param {WordArray|string} message The message to hash.
+     *
+     * @return {WordArray} The hash.
+     *
+     * @static
+     *
+     * @example
+     *
+     *     var hash = CryptoJS.SHA256('message');
+     *     var hash = CryptoJS.SHA256(wordArray);
+     */
+    C.SHA256 = Hasher._createHelper(SHA256);
+
+    /**
+     * Shortcut function to the HMAC's object interface.
+     *
+     * @param {WordArray|string} message The message to hash.
+     * @param {WordArray|string} key The secret key.
+     *
+     * @return {WordArray} The HMAC.
+     *
+     * @static
+     *
+     * @example
+     *
+     *     var hmac = CryptoJS.HmacSHA256(message, key);
+     */
+    C.HmacSHA256 = Hasher._createHmacHelper(SHA256);
+}(Math));
+
+/*
+CryptoJS v3.1.2
+code.google.com/p/crypto-js
+(c) 2009-2013 by Jeff Mott. All rights reserved.
+code.google.com/p/crypto-js/wiki/License
+*/
+(function () {
+    // Shortcuts
+    var C = CryptoJS;
+    var C_lib = C.lib;
+    var Base = C_lib.Base;
+    var C_enc = C.enc;
+    var Utf8 = C_enc.Utf8;
+    var C_algo = C.algo;
+
+    /**
+     * HMAC algorithm.
+     */
+    var HMAC = C_algo.HMAC = Base.extend({
+        /**
+         * Initializes a newly created HMAC.
+         *
+         * @param {Hasher} hasher The hash algorithm to use.
+         * @param {WordArray|string} key The secret key.
+         *
+         * @example
+         *
+         *     var hmacHasher = CryptoJS.algo.HMAC.create(CryptoJS.algo.SHA256, key);
+         */
+        init: function (hasher, key) {
+            // Init hasher
+            hasher = this._hasher = new hasher.init();
+
+            // Convert string to WordArray, else assume WordArray already
+            if (typeof key == 'string') {
+                key = Utf8.parse(key);
+            }
+
+            // Shortcuts
+            var hasherBlockSize = hasher.blockSize;
+            var hasherBlockSizeBytes = hasherBlockSize * 4;
+
+            // Allow arbitrary length keys
+            if (key.sigBytes > hasherBlockSizeBytes) {
+                key = hasher.finalize(key);
+            }
+
+            // Clamp excess bits
+            key.clamp();
+
+            // Clone key for inner and outer pads
+            var oKey = this._oKey = key.clone();
+            var iKey = this._iKey = key.clone();
+
+            // Shortcuts
+            var oKeyWords = oKey.words;
+            var iKeyWords = iKey.words;
+
+            // XOR keys with pad constants
+            for (var i = 0; i < hasherBlockSize; i++) {
+                oKeyWords[i] ^= 0x5c5c5c5c;
+                iKeyWords[i] ^= 0x36363636;
+            }
+            oKey.sigBytes = iKey.sigBytes = hasherBlockSizeBytes;
+
+            // Set initial values
+            this.reset();
+        },
+
+        /**
+         * Resets this HMAC to its initial state.
+         *
+         * @example
+         *
+         *     hmacHasher.reset();
+         */
+        reset: function () {
+            // Shortcut
+            var hasher = this._hasher;
+
+            // Reset
+            hasher.reset();
+            hasher.update(this._iKey);
+        },
+
+        /**
+         * Updates this HMAC with a message.
+         *
+         * @param {WordArray|string} messageUpdate The message to append.
+         *
+         * @return {HMAC} This HMAC instance.
+         *
+         * @example
+         *
+         *     hmacHasher.update('message');
+         *     hmacHasher.update(wordArray);
+         */
+        update: function (messageUpdate) {
+            this._hasher.update(messageUpdate);
+
+            // Chainable
+            return this;
+        },
+
+        /**
+         * Finalizes the HMAC computation.
+         * Note that the finalize operation is effectively a destructive, read-once operation.
+         *
+         * @param {WordArray|string} messageUpdate (Optional) A final message update.
+         *
+         * @return {WordArray} The HMAC.
+         *
+         * @example
+         *
+         *     var hmac = hmacHasher.finalize();
+         *     var hmac = hmacHasher.finalize('message');
+         *     var hmac = hmacHasher.finalize(wordArray);
+         */
+        finalize: function (messageUpdate) {
+            // Shortcut
+            var hasher = this._hasher;
+
+            // Compute HMAC
+            var innerHash = hasher.finalize(messageUpdate);
+            hasher.reset();
+            var hmac = hasher.finalize(this._oKey.clone().concat(innerHash));
+
+            return hmac;
+        }
+    });
+}());
+
+/*
+CryptoJS v3.1.2
+code.google.com/p/crypto-js
+(c) 2009-2013 by Jeff Mott. All rights reserved.
+code.google.com/p/crypto-js/wiki/License
+*/
+/**
+ * A noop padding strategy.
+ */
+CryptoJS.pad.NoPadding = {
+    pad: function () {
+    },
+
+    unpad: function () {
+    }
+};
+
+/*
+CryptoJS v3.1.2
+code.google.com/p/crypto-js
+(c) 2009-2013 by Jeff Mott. All rights reserved.
+code.google.com/p/crypto-js/wiki/License
+*/
+/**
+ * Counter block mode.
+ */
+CryptoJS.mode.CTR = (function () {
+    var CTR = CryptoJS.lib.BlockCipherMode.extend();
+
+    var Encryptor = CTR.Encryptor = CTR.extend({
+        processBlock: function (words, offset) {
+            // Shortcuts
+            var cipher = this._cipher
+            var blockSize = cipher.blockSize;
+            var iv = this._iv;
+            var counter = this._counter;
+
+            // Generate keystream
+            if (iv) {
+                counter = this._counter = iv.slice(0);
+
+                // Remove IV for subsequent blocks
+                this._iv = undefined;
+            }
+            var keystream = counter.slice(0);
+            cipher.encryptBlock(keystream, 0);
+
+            // Increment counter
+            counter[blockSize - 1] = (counter[blockSize - 1] + 1) | 0
+
+            // Encrypt
+            for (var i = 0; i < blockSize; i++) {
+                words[offset + i] ^= keystream[i];
+            }
+        }
+    });
+
+    CTR.Decryptor = Encryptor;
+
+    return CTR;
+}());
+
+
+  return CryptoJS
+
+}));
+
+/*!
+ * Source: lib/otr/build/dep/eventemitter.js, license: MIT, url: http://git.io/ee
+ */
+/*!
+ * EventEmitter v4.2.3 - git.io/ee
+ * Oliver Caldwell
+ * MIT license
+ * @preserve
+ */
+
+(function () {
+	'use strict';
+
+	/**
+	 * Class for managing events.
+	 * Can be extended to provide event functionality in other classes.
+	 *
+	 * @class EventEmitter Manages event registering and emitting.
+	 */
+	function EventEmitter() {}
+
+	// Shortcuts to improve speed and size
+
+	// Easy access to the prototype
+	var proto = EventEmitter.prototype;
+
+	/**
+	 * Finds the index of the listener for the event in it's storage array.
+	 *
+	 * @param {Function[]} listeners Array of listeners to search through.
+	 * @param {Function} listener Method to look for.
+	 * @return {Number} Index of the specified listener, -1 if not found
+	 * @api private
+	 */
+	function indexOfListener(listeners, listener) {
+		var i = listeners.length;
+		while (i--) {
+			if (listeners[i].listener === listener) {
+				return i;
+			}
+		}
+
+		return -1;
+	}
+
+	/**
+	 * Alias a method while keeping the context correct, to allow for overwriting of target method.
+	 *
+	 * @param {String} name The name of the target method.
+	 * @return {Function} The aliased method
+	 * @api private
+	 */
+	function alias(name) {
+		return function aliasClosure() {
+			return this[name].apply(this, arguments);
+		};
+	}
+
+	/**
+	 * Returns the listener array for the specified event.
+	 * Will initialise the event object and listener arrays if required.
+	 * Will return an object if you use a regex search. The object contains keys for each matched event. So /ba[rz]/ might return an object containing bar and baz. But only if you have either defined them with defineEvent or added some listeners to them.
+	 * Each property in the object response is an array of listener functions.
+	 *
+	 * @param {String|RegExp} evt Name of the event to return the listeners from.
+	 * @return {Function[]|Object} All listener functions for the event.
+	 */
+	proto.getListeners = function getListeners(evt) {
+		var events = this._getEvents();
+		var response;
+		var key;
+
+		// Return a concatenated array of all matching events if
+		// the selector is a regular expression.
+		if (typeof evt === 'object') {
+			response = {};
+			for (key in events) {
+				if (events.hasOwnProperty(key) && evt.test(key)) {
+					response[key] = events[key];
+				}
+			}
+		}
+		else {
+			response = events[evt] || (events[evt] = []);
+		}
+
+		return response;
+	};
+
+	/**
+	 * Takes a list of listener objects and flattens it into a list of listener functions.
+	 *
+	 * @param {Object[]} listeners Raw listener objects.
+	 * @return {Function[]} Just the listener functions.
+	 */
+	proto.flattenListeners = function flattenListeners(listeners) {
+		var flatListeners = [];
+		var i;
+
+		for (i = 0; i < listeners.length; i += 1) {
+			flatListeners.push(listeners[i].listener);
+		}
+
+		return flatListeners;
+	};
+
+	/**
+	 * Fetches the requested listeners via getListeners but will always return the results inside an object. This is mainly for internal use but others may find it useful.
+	 *
+	 * @param {String|RegExp} evt Name of the event to return the listeners from.
+	 * @return {Object} All listener functions for an event in an object.
+	 */
+	proto.getListenersAsObject = function getListenersAsObject(evt) {
+		var listeners = this.getListeners(evt);
+		var response;
+
+		if (listeners instanceof Array) {
+			response = {};
+			response[evt] = listeners;
+		}
+
+		return response || listeners;
+	};
+
+	/**
+	 * Adds a listener function to the specified event.
+	 * The listener will not be added if it is a duplicate.
+	 * If the listener returns true then it will be removed after it is called.
+	 * If you pass a regular expression as the event name then the listener will be added to all events that match it.
+	 *
+	 * @param {String|RegExp} evt Name of the event to attach the listener to.
+	 * @param {Function} listener Method to be called when the event is emitted. If the function returns true then it will be removed after calling.
+	 * @return {Object} Current instance of EventEmitter for chaining.
+	 */
+	proto.addListener = function addListener(evt, listener) {
+		var listeners = this.getListenersAsObject(evt);
+		var listenerIsWrapped = typeof listener === 'object';
+		var key;
+
+		for (key in listeners) {
+			if (listeners.hasOwnProperty(key) && indexOfListener(listeners[key], listener) === -1) {
+				listeners[key].push(listenerIsWrapped ? listener : {
+					listener: listener,
+					once: false
+				});
+			}
+		}
+
+		return this;
+	};
+
+	/**
+	 * Alias of addListener
+	 */
+	proto.on = alias('addListener');
+
+	/**
+	 * Semi-alias of addListener. It will add a listener that will be
+	 * automatically removed after it's first execution.
+	 *
+	 * @param {String|RegExp} evt Name of the event to attach the listener to.
+	 * @param {Function} listener Method to be called when the event is emitted. If the function returns true then it will be removed after calling.
+	 * @return {Object} Current instance of EventEmitter for chaining.
+	 */
+	proto.addOnceListener = function addOnceListener(evt, listener) {
+		return this.addListener(evt, {
+			listener: listener,
+			once: true
+		});
+	};
+
+	/**
+	 * Alias of addOnceListener.
+	 */
+	proto.once = alias('addOnceListener');
+
+	/**
+	 * Defines an event name. This is required if you want to use a regex to add a listener to multiple events at once. If you don't do this then how do you expect it to know what event to add to? Should it just add to every possible match for a regex? No. That is scary and bad.
+	 * You need to tell it what event names should be matched by a regex.
+	 *
+	 * @param {String} evt Name of the event to create.
+	 * @return {Object} Current instance of EventEmitter for chaining.
+	 */
+	proto.defineEvent = function defineEvent(evt) {
+		this.getListeners(evt);
+		return this;
+	};
+
+	/**
+	 * Uses defineEvent to define multiple events.
+	 *
+	 * @param {String[]} evts An array of event names to define.
+	 * @return {Object} Current instance of EventEmitter for chaining.
+	 */
+	proto.defineEvents = function defineEvents(evts) {
+		for (var i = 0; i < evts.length; i += 1) {
+			this.defineEvent(evts[i]);
+		}
+		return this;
+	};
+
+	/**
+	 * Removes a listener function from the specified event.
+	 * When passed a regular expression as the event name, it will remove the listener from all events that match it.
+	 *
+	 * @param {String|RegExp} evt Name of the event to remove the listener from.
+	 * @param {Function} listener Method to remove from the event.
+	 * @return {Object} Current instance of EventEmitter for chaining.
+	 */
+	proto.removeListener = function removeListener(evt, listener) {
+		var listeners = this.getListenersAsObject(evt);
+		var index;
+		var key;
+
+		for (key in listeners) {
+			if (listeners.hasOwnProperty(key)) {
+				index = indexOfListener(listeners[key], listener);
+
+				if (index !== -1) {
+					listeners[key].splice(index, 1);
+				}
+			}
+		}
+
+		return this;
+	};
+
+	/**
+	 * Alias of removeListener
+	 */
+	proto.off = alias('removeListener');
+
+	/**
+	 * Adds listeners in bulk using the manipulateListeners method.
+	 * If you pass an object as the second argument you can add to multiple events at once. The object should contain key value pairs of events and listeners or listener arrays. You can also pass it an event name and an array of listeners to be added.
+	 * You can also pass it a regular expression to add the array of listeners to all events that match it.
+	 * Yeah, this function does quite a bit. That's probably a bad thing.
+	 *
+	 * @param {String|Object|RegExp} evt An event name if you will pass an array of listeners next. An object if you wish to add to multiple events at once.
+	 * @param {Function[]} [listeners] An optional array of listener functions to add.
+	 * @return {Object} Current instance of EventEmitter for chaining.
+	 */
+	proto.addListeners = function addListeners(evt, listeners) {
+		// Pass through to manipulateListeners
+		return this.manipulateListeners(false, evt, listeners);
+	};
+
+	/**
+	 * Removes listeners in bulk using the manipulateListeners method.
+	 * If you pass an object as the second argument you can remove from multiple events at once. The object should contain key value pairs of events and listeners or listener arrays.
+	 * You can also pass it an event name and an array of listeners to be removed.
+	 * You can also pass it a regular expression to remove the listeners from all events that match it.
+	 *
+	 * @param {String|Object|RegExp} evt An event name if you will pass an array of listeners next. An object if you wish to remove from multiple events at once.
+	 * @param {Function[]} [listeners] An optional array of listener functions to remove.
+	 * @return {Object} Current instance of EventEmitter for chaining.
+	 */
+	proto.removeListeners = function removeListeners(evt, listeners) {
+		// Pass through to manipulateListeners
+		return this.manipulateListeners(true, evt, listeners);
+	};
+
+	/**
+	 * Edits listeners in bulk. The addListeners and removeListeners methods both use this to do their job. You should really use those instead, this is a little lower level.
+	 * The first argument will determine if the listeners are removed (true) or added (false).
+	 * If you pass an object as the second argument you can add/remove from multiple events at once. The object should contain key value pairs of events and listeners or listener arrays.
+	 * You can also pass it an event name and an array of listeners to be added/removed.
+	 * You can also pass it a regular expression to manipulate the listeners of all events that match it.
+	 *
+	 * @param {Boolean} remove True if you want to remove listeners, false if you want to add.
+	 * @param {String|Object|RegExp} evt An event name if you will pass an array of listeners next. An object if you wish to add/remove from multiple events at once.
+	 * @param {Function[]} [listeners] An optional array of listener functions to add/remove.
+	 * @return {Object} Current instance of EventEmitter for chaining.
+	 */
+	proto.manipulateListeners = function manipulateListeners(remove, evt, listeners) {
+		var i;
+		var value;
+		var single = remove ? this.removeListener : this.addListener;
+		var multiple = remove ? this.removeListeners : this.addListeners;
+
+		// If evt is an object then pass each of it's properties to this method
+		if (typeof evt === 'object' && !(evt instanceof RegExp)) {
+			for (i in evt) {
+				if (evt.hasOwnProperty(i) && (value = evt[i])) {
+					// Pass the single listener straight through to the singular method
+					if (typeof value === 'function') {
+						single.call(this, i, value);
+					}
+					else {
+						// Otherwise pass back to the multiple function
+						multiple.call(this, i, value);
+					}
+				}
+			}
+		}
+		else {
+			// So evt must be a string
+			// And listeners must be an array of listeners
+			// Loop over it and pass each one to the multiple method
+			i = listeners.length;
+			while (i--) {
+				single.call(this, evt, listeners[i]);
+			}
+		}
+
+		return this;
+	};
+
+	/**
+	 * Removes all listeners from a specified event.
+	 * If you do not specify an event then all listeners will be removed.
+	 * That means every event will be emptied.
+	 * You can also pass a regex to remove all events that match it.
+	 *
+	 * @param {String|RegExp} [evt] Optional name of the event to remove all listeners for. Will remove from every event if not passed.
+	 * @return {Object} Current instance of EventEmitter for chaining.
+	 */
+	proto.removeEvent = function removeEvent(evt) {
+		var type = typeof evt;
+		var events = this._getEvents();
+		var key;
+
+		// Remove different things depending on the state of evt
+		if (type === 'string') {
+			// Remove all listeners for the specified event
+			delete events[evt];
+		}
+		else if (type === 'object') {
+			// Remove all events matching the regex.
+			for (key in events) {
+				if (events.hasOwnProperty(key) && evt.test(key)) {
+					delete events[key];
+				}
+			}
+		}
+		else {
+			// Remove all listeners in all events
+			delete this._events;
+		}
+
+		return this;
+	};
+
+	/**
+	 * Emits an event of your choice.
+	 * When emitted, every listener attached to that event will be executed.
+	 * If you pass the optional argument array then those arguments will be passed to every listener upon execution.
+	 * Because it uses `apply`, your array of arguments will be passed as if you wrote them out separately.
+	 * So they will not arrive within the array on the other side, they will be separate.
+	 * You can also pass a regular expression to emit to all events that match it.
+	 *
+	 * @param {String|RegExp} evt Name of the event to emit and execute listeners for.
+	 * @param {Array} [args] Optional array of arguments to be passed to each listener.
+	 * @return {Object} Current instance of EventEmitter for chaining.
+	 */
+	proto.emitEvent = function emitEvent(evt, args) {
+		var listeners = this.getListenersAsObject(evt);
+		var listener;
+		var i;
+		var key;
+		var response;
+
+		for (key in listeners) {
+			if (listeners.hasOwnProperty(key)) {
+				i = listeners[key].length;
+
+				while (i--) {
+					// If the listener returns true then it shall be removed from the event
+					// The function is executed either with a basic call or an apply if there is an args array
+					listener = listeners[key][i];
+
+					if (listener.once === true) {
+						this.removeListener(evt, listener.listener);
+					}
+
+					response = listener.listener.apply(this, args || []);
+
+					if (response === this._getOnceReturnValue()) {
+						this.removeListener(evt, listener.listener);
+					}
+				}
+			}
+		}
+
+		return this;
+	};
+
+	/**
+	 * Alias of emitEvent
+	 */
+	proto.trigger = alias('emitEvent');
+
+	/**
+	 * Subtly different from emitEvent in that it will pass its arguments on to the listeners, as opposed to taking a single array of arguments to pass on.
+	 * As with emitEvent, you can pass a regex in place of the event name to emit to all events that match it.
+	 *
+	 * @param {String|RegExp} evt Name of the event to emit and execute listeners for.
+	 * @param {...*} Optional additional arguments to be passed to each listener.
+	 * @return {Object} Current instance of EventEmitter for chaining.
+	 */
+	proto.emit = function emit(evt) {
+		var args = Array.prototype.slice.call(arguments, 1);
+		return this.emitEvent(evt, args);
+	};
+
+	/**
+	 * Sets the current value to check against when executing listeners. If a
+	 * listeners return value matches the one set here then it will be removed
+	 * after execution. This value defaults to true.
+	 *
+	 * @param {*} value The new value to check for when executing listeners.
+	 * @return {Object} Current instance of EventEmitter for chaining.
+	 */
+	proto.setOnceReturnValue = function setOnceReturnValue(value) {
+		this._onceReturnValue = value;
+		return this;
+	};
+
+	/**
+	 * Fetches the current value to check against when executing listeners. If
+	 * the listeners return value matches this one then it should be removed
+	 * automatically. It will return true by default.
+	 *
+	 * @return {*|Boolean} The current value to check for or the default, true.
+	 * @api private
+	 */
+	proto._getOnceReturnValue = function _getOnceReturnValue() {
+		if (this.hasOwnProperty('_onceReturnValue')) {
+			return this._onceReturnValue;
+		}
+		else {
+			return true;
+		}
+	};
+
+	/**
+	 * Fetches the events object and creates one if required.
+	 *
+	 * @return {Object} The events storage object.
+	 * @api private
+	 */
+	proto._getEvents = function _getEvents() {
+		return this._events || (this._events = {});
+	};
+
+	// Expose the class either via AMD, CommonJS or the global object
+	if (typeof define === 'function' && define.amd) {
+		define(function () {
+			return EventEmitter;
+		});
+	}
+	else if (typeof module === 'object' && module.exports){
+		module.exports = EventEmitter;
+	}
+	else {
+		this.EventEmitter = EventEmitter;
+	}
+}.call(this));
+
+
+/*!
+ * Source: lib/otr/build/otr.js, license: MPL v2.0, url: https://arlolra.github.io/otr/
+ */
+/*!
+
+  otr.js v0.2.14 - 2015-01-16
+  (c) 2015 - Arlo Breault <arlolra at gmail.com>
+  Freely distributed under the MPL v2.0 license.
+
+  This file is concatenated for the browser.
+  Please see: https://github.com/arlolra/otr
+
+*/
+
+;(function (root, factory) {
+
+  if (typeof define === 'function' && define.amd) {
+    define([
+        "bigint"
+      , "crypto"
+      , "eventemitter"
+    ], function (BigInt, CryptoJS, EventEmitter) {
+      var root = {
+          BigInt: BigInt
+        , CryptoJS: CryptoJS
+        , EventEmitter: EventEmitter
+        , OTR: {}
+        , DSA: {}
+      }
+      return factory.call(root)
+    })
+  } else {
+    root.OTR = {}
+    root.DSA = {}
+    factory.call(root)
+  }
+
+}(this, function () {
+
+;(function () {
+  "use strict";
+
+  var root = this
+
+  var CONST = {
+
+    // diffie-heilman
+      N : 'FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE45B3DC2007CB8A163BF0598DA48361C55D39A69163FA8FD24CF5F83655D23DCA3AD961C62F356208552BB9ED529077096966D670C354E4ABC9804F1746C08CA237327FFFFFFFFFFFFFFFF'
+    , G : '2'
+
+    // otr message states
+    , MSGSTATE_PLAINTEXT : 0
+    , MSGSTATE_ENCRYPTED : 1
+    , MSGSTATE_FINISHED  : 2
+
+    // otr auth states
+    , AUTHSTATE_NONE               : 0
+    , AUTHSTATE_AWAITING_DHKEY     : 1
+    , AUTHSTATE_AWAITING_REVEALSIG : 2
+    , AUTHSTATE_AWAITING_SIG       : 3
+
+    // whitespace tags
+    , WHITESPACE_TAG    : '\x20\x09\x20\x20\x09\x09\x09\x09\x20\x09\x20\x09\x20\x09\x20\x20'
+    , WHITESPACE_TAG_V2 : '\x20\x20\x09\x09\x20\x20\x09\x20'
+    , WHITESPACE_TAG_V3 : '\x20\x20\x09\x09\x20\x20\x09\x09'
+
+    // otr tags
+    , OTR_TAG       : '?OTR'
+    , OTR_VERSION_1 : '\x00\x01'
+    , OTR_VERSION_2 : '\x00\x02'
+    , OTR_VERSION_3 : '\x00\x03'
+
+    // smp machine states
+    , SMPSTATE_EXPECT0 : 0
+    , SMPSTATE_EXPECT1 : 1
+    , SMPSTATE_EXPECT2 : 2
+    , SMPSTATE_EXPECT3 : 3
+    , SMPSTATE_EXPECT4 : 4
+
+    // unstandard status codes
+    , STATUS_SEND_QUERY  : 0
+    , STATUS_AKE_INIT    : 1
+    , STATUS_AKE_SUCCESS : 2
+    , STATUS_END_OTR     : 3
+
+  }
+
+  if (typeof module !== 'undefined' && module.exports) {
+    module.exports = CONST
+  } else {
+    root.OTR.CONST = CONST
+  }
+
+}).call(this)
+;(function () {
+  "use strict";
+
+  var root = this
+
+  var HLP = {}, CryptoJS, BigInt
+  if (typeof module !== 'undefined' && module.exports) {
+    module.exports = HLP = {}
+    CryptoJS = require('../vendor/crypto.js')
+    BigInt = require('../vendor/bigint.js')
+  } else {
+    if (root.OTR) root.OTR.HLP = HLP
+    if (root.DSA) root.DSA.HLP = HLP
+    CryptoJS = root.CryptoJS
+    BigInt = root.BigInt
+  }
+
+  // data types (byte lengths)
+  var DTS = {
+      BYTE  : 1
+    , SHORT : 2
+    , INT   : 4
+    , CTR   : 8
+    , MAC   : 20
+    , SIG   : 40
+  }
+
+  // otr message wrapper begin and end
+  var WRAPPER_BEGIN = "?OTR"
+    , WRAPPER_END   = "."
+
+  var TWO = BigInt.str2bigInt('2', 10)
+
+  HLP.debug = function (msg) {
+    // used as HLP.debug.call(ctx, msg)
+    if ( this.debug &&
+         typeof this.debug !== 'function' &&
+         typeof console !== 'undefined'
+    ) console.log(msg)
+  }
+
+  HLP.extend = function (child, parent) {
+    for (var key in parent) {
+      if (Object.hasOwnProperty.call(parent, key))
+        child[key] = parent[key]
+    }
+    function Ctor() { this.constructor = child }
+    Ctor.prototype = parent.prototype
+    child.prototype = new Ctor()
+    child.__super__ = parent.prototype
+  }
+
+  // assumes 32-bit
+  function intCompare(x, y) {
+    var z = ~(x ^ y)
+    z &= z >> 16
+    z &= z >> 8
+    z &= z >> 4
+    z &= z >> 2
+    z &= z >> 1
+    return z & 1
+  }
+
+  // constant-time string comparison
+  HLP.compare = function (str1, str2) {
+    if (str1.length !== str2.length)
+      return false
+    var i = 0, result = 0
+    for (; i < str1.length; i++)
+      result |= str1[i].charCodeAt(0) ^ str2[i].charCodeAt(0)
+    return intCompare(result, 0)
+  }
+
+  HLP.randomExponent = function () {
+    return BigInt.randBigInt(1536)
+  }
+
+  HLP.smpHash = function (version, fmpi, smpi) {
+    var sha256 = CryptoJS.algo.SHA256.create()
+    sha256.update(CryptoJS.enc.Latin1.parse(HLP.packBytes(version, DTS.BYTE)))
+    sha256.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(fmpi)))
+    if (smpi) sha256.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(smpi)))
+    var hash = sha256.finalize()
+    return HLP.bits2bigInt(hash.toString(CryptoJS.enc.Latin1))
+  }
+
+  HLP.makeMac = function (aesctr, m) {
+    var pass = CryptoJS.enc.Latin1.parse(m)
+    var mac = CryptoJS.HmacSHA256(CryptoJS.enc.Latin1.parse(aesctr), pass)
+    return HLP.mask(mac.toString(CryptoJS.enc.Latin1), 0, 160)
+  }
+
+  HLP.make1Mac = function (aesctr, m) {
+    var pass = CryptoJS.enc.Latin1.parse(m)
+    var mac = CryptoJS.HmacSHA1(CryptoJS.enc.Latin1.parse(aesctr), pass)
+    return mac.toString(CryptoJS.enc.Latin1)
+  }
+
+  HLP.encryptAes = function (msg, c, iv) {
+    var opts = {
+        mode: CryptoJS.mode.CTR
+      , iv: CryptoJS.enc.Latin1.parse(iv)
+      , padding: CryptoJS.pad.NoPadding
+    }
+    var aesctr = CryptoJS.AES.encrypt(
+        msg
+      , CryptoJS.enc.Latin1.parse(c)
+      , opts
+    )
+    var aesctr_decoded = CryptoJS.enc.Base64.parse(aesctr.toString())
+    return CryptoJS.enc.Latin1.stringify(aesctr_decoded)
+  }
+
+  HLP.decryptAes = function (msg, c, iv) {
+    msg = CryptoJS.enc.Latin1.parse(msg)
+    var opts = {
+        mode: CryptoJS.mode.CTR
+      , iv: CryptoJS.enc.Latin1.parse(iv)
+      , padding: CryptoJS.pad.NoPadding
+    }
+    return CryptoJS.AES.decrypt(
+        CryptoJS.enc.Base64.stringify(msg)
+      , CryptoJS.enc.Latin1.parse(c)
+      , opts
+    )
+  }
+
+  HLP.multPowMod = function (a, b, c, d, e) {
+    return BigInt.multMod(BigInt.powMod(a, b, e), BigInt.powMod(c, d, e), e)
+  }
+
+  HLP.ZKP = function (v, c, d, e) {
+    return BigInt.equals(c, HLP.smpHash(v, d, e))
+  }
+
+  // greater than, or equal
+  HLP.GTOE = function (a, b) {
+    return (BigInt.equals(a, b) || BigInt.greater(a, b))
+  }
+
+  HLP.between = function (x, a, b) {
+    return (BigInt.greater(x, a) && BigInt.greater(b, x))
+  }
+
+  HLP.checkGroup = function (g, N_MINUS_2) {
+    return HLP.GTOE(g, TWO) && HLP.GTOE(N_MINUS_2, g)
+  }
+
+  HLP.h1 = function (b, secbytes) {
+    var sha1 = CryptoJS.algo.SHA1.create()
+    sha1.update(CryptoJS.enc.Latin1.parse(b))
+    sha1.update(CryptoJS.enc.Latin1.parse(secbytes))
+    return (sha1.finalize()).toString(CryptoJS.enc.Latin1)
+  }
+
+  HLP.h2 = function (b, secbytes) {
+    var sha256 = CryptoJS.algo.SHA256.create()
+    sha256.update(CryptoJS.enc.Latin1.parse(b))
+    sha256.update(CryptoJS.enc.Latin1.parse(secbytes))
+    return (sha256.finalize()).toString(CryptoJS.enc.Latin1)
+  }
+
+  HLP.mask = function (bytes, start, n) {
+    return bytes.substr(start / 8, n / 8)
+  }
+
+  var _toString = String.fromCharCode;
+  HLP.packBytes = function (val, bytes) {
+    val = val.toString(16)
+    var nex, res = ''  // big-endian, unsigned long
+    for (; bytes > 0; bytes--) {
+      nex = val.length ? val.substr(-2, 2) : '0'
+      val = val.substr(0, val.length - 2)
+      res = _toString(parseInt(nex, 16)) + res
+    }
+    return res
+  }
+
+  HLP.packINT = function (d) {
+    return HLP.packBytes(d, DTS.INT)
+  }
+
+  HLP.packCtr = function (d) {
+    return HLP.padCtr(HLP.packBytes(d, DTS.CTR))
+  }
+
+  HLP.padCtr = function (ctr) {
+    return ctr + '\x00\x00\x00\x00\x00\x00\x00\x00'
+  }
+
+  HLP.unpackCtr = function (d) {
+    d = HLP.toByteArray(d.substring(0, 8))
+    return HLP.unpack(d)
+  }
+
+  HLP.unpack = function (arr) {
+    var val = 0, i = 0, len = arr.length
+    for (; i < len; i++) {
+      val = (val * 256) + arr[i]
+    }
+    return val
+  }
+
+  HLP.packData = function (d) {
+    return HLP.packINT(d.length) + d
+  }
+
+  HLP.bits2bigInt = function (bits) {
+    bits = HLP.toByteArray(bits)
+    return BigInt.ba2bigInt(bits)
+  }
+
+  HLP.packMPI = function (mpi) {
+    return HLP.packData(BigInt.bigInt2bits(BigInt.trim(mpi, 0)))
+  }
+
+  HLP.packSHORT = function (short) {
+    return HLP.packBytes(short, DTS.SHORT)
+  }
+
+  HLP.unpackSHORT = function (short) {
+    short = HLP.toByteArray(short)
+    return HLP.unpack(short)
+  }
+
+  HLP.packTLV = function (type, value) {
+    return HLP.packSHORT(type) + HLP.packSHORT(value.length) + value
+  }
+
+  HLP.readLen = function (msg) {
+    msg = HLP.toByteArray(msg.substring(0, 4))
+    return HLP.unpack(msg)
+  }
+
+  HLP.readData = function (data) {
+    var n = HLP.unpack(data.splice(0, 4))
+    return [n, data]
+  }
+
+  HLP.readMPI = function (data) {
+    data = HLP.toByteArray(data)
+    data = HLP.readData(data)
+    return BigInt.ba2bigInt(data[1])
+  }
+
+  HLP.packMPIs = function (arr) {
+    return arr.reduce(function (prv, cur) {
+      return prv + HLP.packMPI(cur)
+    }, '')
+  }
+
+  HLP.unpackMPIs = function (num, mpis) {
+    var i = 0, arr = []
+    for (; i < num; i++) arr.push('MPI')
+    return (HLP.splitype(arr, mpis)).map(function (m) {
+      return HLP.readMPI(m)
+    })
+  }
+
+  HLP.wrapMsg = function (msg, fs, v3, our_it, their_it) {
+    msg = CryptoJS.enc.Base64.stringify(CryptoJS.enc.Latin1.parse(msg))
+    msg = WRAPPER_BEGIN + ":" + msg + WRAPPER_END
+
+    var its
+    if (v3) {
+      its = '|'
+      its += (HLP.readLen(our_it)).toString(16)
+      its += '|'
+      its += (HLP.readLen(their_it)).toString(16)
+    }
+
+    if (!fs) return [null, msg]
+
+    var n = Math.ceil(msg.length / fs)
+    if (n > 65535) return ['Too many fragments']
+    if (n == 1) return [null, msg]
+
+    var k, bi, ei, frag, mf, mfs = []
+    for (k = 1; k <= n; k++) {
+      bi = (k - 1) * fs
+      ei = k * fs
+      frag = msg.slice(bi, ei)
+      mf = WRAPPER_BEGIN
+      if (v3) mf += its
+      mf += ',' + k + ','
+      mf += n + ','
+      mf += frag + ','
+      mfs.push(mf)
+    }
+
+    return [null, mfs]
+  }
+
+  HLP.splitype = function splitype(arr, msg) {
+    var data = []
+    arr.forEach(function (a) {
+      var str
+      switch (a) {
+        case 'PUBKEY':
+          str = splitype(['SHORT', 'MPI', 'MPI', 'MPI', 'MPI'], msg).join('')
+          break
+        case 'DATA':  // falls through
+        case 'MPI':
+          str = msg.substring(0, HLP.readLen(msg) + 4)
+          break
+        default:
+          str = msg.substring(0, DTS[a])
+      }
+      data.push(str)
+      msg = msg.substring(str.length)
+    })
+    return data
+  }
+
+  // https://github.com/msgpack/msgpack-javascript/blob/master/msgpack.js
+
+  var _bin2num = (function () {
+    var i = 0, _bin2num = {}
+    for (; i < 0x100; ++i) {
+      _bin2num[String.fromCharCode(i)] = i  // "\00" -> 0x00
+    }
+    for (i = 0x80; i < 0x100; ++i) {  // [Webkit][Gecko]
+      _bin2num[String.fromCharCode(0xf700 + i)] = i  // "\f780" -> 0x80
+    }
+    return _bin2num
+  }())
+
+  HLP.toByteArray = function (data) {
+    var rv = []
+      , ary = data.split("")
+      , i = -1
+      , iz = ary.length
+      , remain = iz % 8
+
+    while (remain--) {
+      ++i
+      rv[i] = _bin2num[ary[i]]
+    }
+    remain = iz >> 3
+    while (remain--) {
+      rv.push(_bin2num[ary[++i]], _bin2num[ary[++i]],
+              _bin2num[ary[++i]], _bin2num[ary[++i]],
+              _bin2num[ary[++i]], _bin2num[ary[++i]],
+              _bin2num[ary[++i]], _bin2num[ary[++i]])
+    }
+    return rv
+  }
+
+}).call(this)
+;(function () {
+  "use strict";
+
+  var root = this
+
+  var CryptoJS, BigInt, Worker, WWPath, HLP
+  if (typeof module !== 'undefined' && module.exports) {
+    module.exports = DSA
+    CryptoJS = require('../vendor/crypto.js')
+    BigInt = require('../vendor/bigint.js')
+    WWPath = require('path').join(__dirname, '/dsa-webworker.js')
+    HLP = require('./helpers.js')
+  } else {
+    // copy over and expose internals
+    Object.keys(root.DSA).forEach(function (k) {
+      DSA[k] = root.DSA[k]
+    })
+    root.DSA = DSA
+    CryptoJS = root.CryptoJS
+    BigInt = root.BigInt
+    Worker = root.Worker
+    WWPath = 'dsa-webworker.js'
+    HLP = DSA.HLP
+  }
+
+  var ZERO = BigInt.str2bigInt('0', 10)
+    , ONE = BigInt.str2bigInt('1', 10)
+    , TWO = BigInt.str2bigInt('2', 10)
+    , KEY_TYPE = '\x00\x00'
+
+  var DEBUG = false
+  function timer() {
+    var start = (new Date()).getTime()
+    return function (s) {
+      if (!DEBUG || typeof console === 'undefined') return
+      var t = (new Date()).getTime()
+      console.log(s + ': ' + (t - start))
+      start = t
+    }
+  }
+
+  function makeRandom(min, max) {
+    var c = BigInt.randBigInt(BigInt.bitSize(max))
+    if (!HLP.between(c, min, max)) return makeRandom(min, max)
+    return c
+  }
+
+  // altered BigInt.randProbPrime()
+  // n rounds of Miller Rabin (after trial division with small primes)
+  var rpprb = []
+  function isProbPrime(k, n) {
+    var i, B = 30000, l = BigInt.bitSize(k)
+    var primes = BigInt.primes
+
+    if (primes.length === 0)
+      primes = BigInt.findPrimes(B)
+
+    if (rpprb.length != k.length)
+      rpprb = BigInt.dup(k)
+
+    // check ans for divisibility by small primes up to B
+    for (i = 0; (i < primes.length) && (primes[i] <= B); i++)
+      if (BigInt.modInt(k, primes[i]) === 0 && !BigInt.equalsInt(k, primes[i]))
+        return 0
+
+    // do n rounds of Miller Rabin, with random bases less than k
+    for (i = 0; i < n; i++) {
+      BigInt.randBigInt_(rpprb, l, 0)
+      while(!BigInt.greater(k, rpprb))  // pick a random rpprb that's < k
+        BigInt.randBigInt_(rpprb, l, 0)
+      if (!BigInt.millerRabin(k, rpprb))
+        return 0
+    }
+
+    return 1
+  }
+
+  var bit_lengths = {
+      '1024': { N: 160, repeat: 40 }  // 40x should give 2^-80 confidence
+    , '2048': { N: 224, repeat: 56 }
+  }
+
+  var primes = {}
+
+  // follows go lang http://golang.org/src/pkg/crypto/dsa/dsa.go
+  // fips version was removed in 0c99af0df3e7
+  function generatePrimes(bit_length) {
+
+    var t = timer()  // for debugging
+
+    // number of MR tests to perform
+    var repeat = bit_lengths[bit_length].repeat
+
+    var N = bit_lengths[bit_length].N
+
+    var LM1 = BigInt.twoToThe(bit_length - 1)
+    var bl4 = 4 * bit_length
+    var brk = false
+
+    var q, p, rem, counter
+    for (;;) {
+
+      q = BigInt.randBigInt(N, 1)
+      q[0] |= 1
+
+      if (!isProbPrime(q, repeat)) continue
+      t('q')
+
+      for (counter = 0; counter < bl4; counter++) {
+        p = BigInt.randBigInt(bit_length, 1)
+        p[0] |= 1
+
+        rem = BigInt.mod(p, q)
+        rem = BigInt.sub(rem, ONE)
+        p = BigInt.sub(p, rem)
+
+        if (BigInt.greater(LM1, p)) continue
+        if (!isProbPrime(p, repeat)) continue
+
+        t('p')
+        primes[bit_length] = { p: p, q: q }
+        brk = true
+        break
+      }
+
+      if (brk) break
+    }
+
+    var h = BigInt.dup(TWO)
+    var pm1 = BigInt.sub(p, ONE)
+    var e = BigInt.multMod(pm1, BigInt.inverseMod(q, p), p)
+
+    var g
+    for (;;) {
+      g = BigInt.powMod(h, e, p)
+      if (BigInt.equals(g, ONE)) {
+        h = BigInt.add(h, ONE)
+        continue
+      }
+      primes[bit_length].g = g
+      t('g')
+      return
+    }
+
+    throw new Error('Unreachable!')
+  }
+
+  function DSA(obj, opts) {
+    if (!(this instanceof DSA)) return new DSA(obj, opts)
+
+    // options
+    opts = opts || {}
+
+    // inherit
+    if (obj) {
+      var self = this
+      ;['p', 'q', 'g', 'y', 'x'].forEach(function (prop) {
+        self[prop] = obj[prop]
+      })
+      this.type = obj.type || KEY_TYPE
+      return
+    }
+
+    // default to 1024
+    var bit_length = parseInt(opts.bit_length ? opts.bit_length : 1024, 10)
+
+    if (!bit_lengths[bit_length])
+      throw new Error('Unsupported bit length.')
+
+    // set primes
+    if (!primes[bit_length])
+      generatePrimes(bit_length)
+
+    this.p = primes[bit_length].p
+    this.q = primes[bit_length].q
+    this.g = primes[bit_length].g
+
+    // key type
+    this.type = KEY_TYPE
+
+    // private key
+    this.x = makeRandom(ZERO, this.q)
+
+    // public keys (p, q, g, y)
+    this.y = BigInt.powMod(this.g, this.x, this.p)
+
+    // nocache?
+    if (opts.nocache) primes[bit_length] = null
+  }
+
+  DSA.prototype = {
+
+    constructor: DSA,
+
+    packPublic: function () {
+      var str = this.type
+      str += HLP.packMPI(this.p)
+      str += HLP.packMPI(this.q)
+      str += HLP.packMPI(this.g)
+      str += HLP.packMPI(this.y)
+      return str
+    },
+
+    packPrivate: function () {
+      var str = this.packPublic() + HLP.packMPI(this.x)
+      str = CryptoJS.enc.Latin1.parse(str)
+      return str.toString(CryptoJS.enc.Base64)
+    },
+
+    // http://www.imperialviolet.org/2013/06/15/suddendeathentropy.html
+    generateNonce: function (m) {
+      var priv = BigInt.bigInt2bits(BigInt.trim(this.x, 0))
+      var rand = BigInt.bigInt2bits(BigInt.randBigInt(256))
+
+      var sha256 = CryptoJS.algo.SHA256.create()
+      sha256.update(CryptoJS.enc.Latin1.parse(priv))
+      sha256.update(m)
+      sha256.update(CryptoJS.enc.Latin1.parse(rand))
+
+      var hash = sha256.finalize()
+      hash = HLP.bits2bigInt(hash.toString(CryptoJS.enc.Latin1))
+      BigInt.rightShift_(hash, 256 - BigInt.bitSize(this.q))
+
+      return HLP.between(hash, ZERO, this.q) ? hash : this.generateNonce(m)
+    },
+
+    sign: function (m) {
+      m = CryptoJS.enc.Latin1.parse(m)
+      var b = BigInt.str2bigInt(m.toString(CryptoJS.enc.Hex), 16)
+      var k, r = ZERO, s = ZERO
+      while (BigInt.isZero(s) || BigInt.isZero(r)) {
+        k = this.generateNonce(m)
+        r = BigInt.mod(BigInt.powMod(this.g, k, this.p), this.q)
+        if (BigInt.isZero(r)) continue
+        s = BigInt.inverseMod(k, this.q)
+        s = BigInt.mult(s, BigInt.add(b, BigInt.mult(this.x, r)))
+        s = BigInt.mod(s, this.q)
+      }
+      return [r, s]
+    },
+
+    fingerprint: function () {
+      var pk = this.packPublic()
+      if (this.type === KEY_TYPE) pk = pk.substring(2)
+      pk = CryptoJS.enc.Latin1.parse(pk)
+      return CryptoJS.SHA1(pk).toString(CryptoJS.enc.Hex)
+    }
+
+  }
+
+  DSA.parsePublic = function (str, priv) {
+    var fields = ['SHORT', 'MPI', 'MPI', 'MPI', 'MPI']
+    if (priv) fields.push('MPI')
+    str = HLP.splitype(fields, str)
+    var obj = {
+        type: str[0]
+      , p: HLP.readMPI(str[1])
+      , q: HLP.readMPI(str[2])
+      , g: HLP.readMPI(str[3])
+      , y: HLP.readMPI(str[4])
+    }
+    if (priv) obj.x = HLP.readMPI(str[5])
+    return new DSA(obj)
+  }
+
+  function tokenizeStr(str) {
+    var start, end
+
+    start = str.indexOf("(")
+    end = str.lastIndexOf(")")
+
+    if (start < 0 || end < 0)
+      throw new Error("Malformed S-Expression")
+
+    str = str.substring(start + 1, end)
+
+    var splt = str.search(/\s/)
+    var obj = {
+        type: str.substring(0, splt)
+      , val: []
+    }
+
+    str = str.substring(splt + 1, end)
+    start = str.indexOf("(")
+
+    if (start < 0) obj.val.push(str)
+    else {
+
+      var i, len, ss, es
+      while (start > -1) {
+        i = start + 1
+        len = str.length
+        for (ss = 1, es = 0; i < len && es < ss; i++) {
+          if (str[i] === "(") ss++
+          if (str[i] === ")") es++
+        }
+        obj.val.push(tokenizeStr(str.substring(start, ++i)))
+        str = str.substring(++i)
+        start = str.indexOf("(")
+      }
+
+    }
+    return obj
+  }
+
+  function parseLibotr(obj) {
+    if (!obj.type) throw new Error("Parse error.")
+
+    var o, val
+    if (obj.type === "privkeys") {
+      o = []
+      obj.val.forEach(function (i) {
+        o.push(parseLibotr(i))
+      })
+      return o
+    }
+
+    o = {}
+    obj.val.forEach(function (i) {
+
+      val = i.val[0]
+      if (typeof val === "string") {
+
+        if (val.indexOf("#") === 0) {
+          val = val.substring(1, val.lastIndexOf("#"))
+          val = BigInt.str2bigInt(val, 16)
+        }
+
+      } else {
+        val = parseLibotr(i)
+      }
+
+      o[i.type] = val
+    })
+
+    return o
+  }
+
+  DSA.parsePrivate = function (str, libotr) {
+    if (!libotr) {
+      str = CryptoJS.enc.Base64.parse(str)
+      str = str.toString(CryptoJS.enc.Latin1)
+      return DSA.parsePublic(str, true)
+    }
+    // only returning the first key found
+    return parseLibotr(tokenizeStr(str))[0]["private-key"].dsa
+  }
+
+  DSA.verify = function (key, m, r, s) {
+    if (!HLP.between(r, ZERO, key.q) || !HLP.between(s, ZERO, key.q))
+      return false
+
+    var hm = CryptoJS.enc.Latin1.parse(m)  // CryptoJS.SHA1(m)
+    hm = BigInt.str2bigInt(hm.toString(CryptoJS.enc.Hex), 16)
+
+    var w = BigInt.inverseMod(s, key.q)
+    var u1 = BigInt.multMod(hm, w, key.q)
+    var u2 = BigInt.multMod(r, w, key.q)
+
+    u1 = BigInt.powMod(key.g, u1, key.p)
+    u2 = BigInt.powMod(key.y, u2, key.p)
+
+    var v = BigInt.mod(BigInt.multMod(u1, u2, key.p), key.q)
+
+    return BigInt.equals(v, r)
+  }
+
+  DSA.createInWebWorker = function (options, cb) {
+    var opts = {
+        path: WWPath
+      , seed: BigInt.getSeed
+    }
+    if (options && typeof options === 'object')
+      Object.keys(options).forEach(function (k) {
+        opts[k] = options[k]
+      })
+
+    // load optional dep. in node
+    if (typeof module !== 'undefined' && module.exports)
+      Worker = require('webworker-threads').Worker
+
+    var worker = new Worker(opts.path)
+    worker.onmessage = function (e) {
+      var data = e.data
+      switch (data.type) {
+        case "debug":
+          if (!DEBUG || typeof console === 'undefined') return
+          console.log(data.val)
+          break;
+        case "data":
+          worker.terminate()
+          cb(DSA.parsePrivate(data.val))
+          break;
+        default:
+          throw new Error("Unrecognized type.")
+      }
+    }
+    worker.postMessage({
+        seed: opts.seed()
+      , imports: opts.imports
+      , debug: DEBUG
+    })
+  }
+
+}).call(this)
+;(function () {
+  "use strict";
+
+  var root = this
+
+  var Parse = {}, CryptoJS, CONST, HLP
+  if (typeof module !== 'undefined' && module.exports) {
+    module.exports = Parse
+    CryptoJS = require('../vendor/crypto.js')
+    CONST = require('./const.js')
+    HLP = require('./helpers.js')
+  } else {
+    root.OTR.Parse = Parse
+    CryptoJS = root.CryptoJS
+    CONST = root.OTR.CONST
+    HLP = root.OTR.HLP
+  }
+
+  // whitespace tags
+  var tags = {}
+  tags[CONST.WHITESPACE_TAG_V2] = CONST.OTR_VERSION_2
+  tags[CONST.WHITESPACE_TAG_V3] = CONST.OTR_VERSION_3
+
+  Parse.parseMsg = function (otr, msg) {
+
+    var ver = []
+
+    // is this otr?
+    var start = msg.indexOf(CONST.OTR_TAG)
+    if (!~start) {
+
+      // restart fragments
+      this.initFragment(otr)
+
+      // whitespace tags
+      ind = msg.indexOf(CONST.WHITESPACE_TAG)
+
+      if (~ind) {
+
+        msg = msg.split('')
+        msg.splice(ind, 16)
+
+        var tag, len = msg.length
+        for (; ind < len;) {
+          tag = msg.slice(ind, ind + 8).join('')
+          if (Object.hasOwnProperty.call(tags, tag)) {
+            msg.splice(ind, 8)
+            ver.push(tags[tag])
+            continue
+          }
+          ind += 8
+        }
+
+        msg = msg.join('')
+
+      }
+
+      return { msg: msg, ver: ver }
+    }
+
+    var ind = start + CONST.OTR_TAG.length
+    var com = msg[ind]
+
+    // message fragment
+    if (com === ',' || com === '|') {
+      return this.msgFragment(otr, msg.substring(ind + 1), (com === '|'))
+    }
+
+    this.initFragment(otr)
+
+    // query message
+    if (~['?', 'v'].indexOf(com)) {
+
+      // version 1
+      if (msg[ind] === '?') {
+        ver.push(CONST.OTR_VERSION_1)
+        ind += 1
+      }
+
+      // other versions
+      var vers = {
+          '2': CONST.OTR_VERSION_2
+        , '3': CONST.OTR_VERSION_3
+      }
+      var qs = msg.substring(ind + 1)
+      var qi = qs.indexOf('?')
+
+      if (qi >= 1) {
+        qs = qs.substring(0, qi).split('')
+        if (msg[ind] === 'v') {
+          qs.forEach(function (q) {
+            if (Object.hasOwnProperty.call(vers, q)) ver.push(vers[q])
+          })
+        }
+      }
+
+      return { cls: 'query', ver: ver }
+    }
+
+    // otr message
+    if (com === ':') {
+
+      ind += 1
+
+      var info = msg.substring(ind, ind + 4)
+      if (info.length < 4) return { msg: msg }
+      info = CryptoJS.enc.Base64.parse(info).toString(CryptoJS.enc.Latin1)
+
+      var version = info.substring(0, 2)
+      var type = info.substring(2)
+
+      // supporting otr versions 2 and 3
+      if (!otr['ALLOW_V' + HLP.unpackSHORT(version)]) return { msg: msg }
+
+      ind += 4
+
+      var end = msg.substring(ind).indexOf('.')
+      if (!~end) return { msg: msg }
+
+      msg = CryptoJS.enc.Base64.parse(msg.substring(ind, ind + end))
+      msg = CryptoJS.enc.Latin1.stringify(msg)
+
+      // instance tags
+      var instance_tags
+      if (version === CONST.OTR_VERSION_3) {
+        instance_tags = msg.substring(0, 8)
+        msg = msg.substring(8)
+      }
+
+      var cls
+      if (~['\x02', '\x0a', '\x11', '\x12'].indexOf(type)) {
+        cls = 'ake'
+      } else if (type === '\x03') {
+        cls = 'data'
+      }
+
+      return {
+          version: version
+        , type: type
+        , msg: msg
+        , cls: cls
+        , instance_tags: instance_tags
+      }
+    }
+
+    // error message
+    if (msg.substring(ind, ind + 7) === ' Error:') {
+      if (otr.ERROR_START_AKE) {
+        otr.sendQueryMsg()
+      }
+      return { msg: msg.substring(ind + 7), cls: 'error' }
+    }
+
+    return { msg: msg }
+  }
+
+  Parse.initFragment = function (otr) {
+    otr.fragment = { s: '', j: 0, k: 0 }
+  }
+
+  Parse.msgFragment = function (otr, msg, v3) {
+
+    msg = msg.split(',')
+
+    // instance tags
+    if (v3) {
+      var its = msg.shift().split('|')
+      var their_it = HLP.packINT(parseInt(its[0], 16))
+      var our_it = HLP.packINT(parseInt(its[1], 16))
+      if (otr.checkInstanceTags(their_it + our_it)) return  // ignore
+    }
+
+    if (msg.length < 4 ||
+      isNaN(parseInt(msg[0], 10)) ||
+      isNaN(parseInt(msg[1], 10))
+    ) return
+
+    var k = parseInt(msg[0], 10)
+    var n = parseInt(msg[1], 10)
+    msg = msg[2]
+
+    if (n < k || n === 0 || k === 0) {
+      this.initFragment(otr)
+      return
+    }
+
+    if (k === 1) {
+      this.initFragment(otr)
+      otr.fragment = { k: 1, n: n, s: msg }
+    } else if (n === otr.fragment.n && k === (otr.fragment.k + 1)) {
+      otr.fragment.s += msg
+      otr.fragment.k += 1
+    } else {
+      this.initFragment(otr)
+    }
+
+    if (n === k) {
+      msg = otr.fragment.s
+      this.initFragment(otr)
+      return this.parseMsg(otr, msg)
+    }
+
+    return
+  }
+
+}).call(this)
+;(function () {
+  "use strict";
+
+  var root = this
+
+  var CryptoJS, BigInt, CONST, HLP, DSA
+  if (typeof module !== 'undefined' && module.exports) {
+    module.exports = AKE
+    CryptoJS = require('../vendor/crypto.js')
+    BigInt = require('../vendor/bigint.js')
+    CONST = require('./const.js')
+    HLP = require('./helpers.js')
+    DSA = require('./dsa.js')
+  } else {
+    root.OTR.AKE = AKE
+    CryptoJS = root.CryptoJS
+    BigInt = root.BigInt
+    CONST = root.OTR.CONST
+    HLP = root.OTR.HLP
+    DSA = root.DSA
+  }
+
+  // diffie-hellman modulus
+  // see group 5, RFC 3526
+  var N = BigInt.str2bigInt(CONST.N, 16)
+  var N_MINUS_2 = BigInt.sub(N, BigInt.str2bigInt('2', 10))
+
+  function hMac(gx, gy, pk, kid, m) {
+    var pass = CryptoJS.enc.Latin1.parse(m)
+    var hmac = CryptoJS.algo.HMAC.create(CryptoJS.algo.SHA256, pass)
+    hmac.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(gx)))
+    hmac.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(gy)))
+    hmac.update(CryptoJS.enc.Latin1.parse(pk))
+    hmac.update(CryptoJS.enc.Latin1.parse(kid))
+    return (hmac.finalize()).toString(CryptoJS.enc.Latin1)
+  }
+
+  // AKE constructor
+  function AKE(otr) {
+    if (!(this instanceof AKE)) return new AKE(otr)
+
+    // otr instance
+    this.otr = otr
+
+    // our keys
+    this.our_dh = otr.our_old_dh
+    this.our_keyid = otr.our_keyid - 1
+
+    // their keys
+    this.their_y = null
+    this.their_keyid = null
+    this.their_priv_pk = null
+
+    // state
+    this.ssid = null
+    this.transmittedRS = false
+    this.r = null
+
+    // bind methods
+    var self = this
+    ;['sendMsg'].forEach(function (meth) {
+      self[meth] = self[meth].bind(self)
+    })
+  }
+
+  AKE.prototype = {
+
+    constructor: AKE,
+
+    createKeys: function(g) {
+      var s = BigInt.powMod(g, this.our_dh.privateKey, N)
+      var secbytes = HLP.packMPI(s)
+      this.ssid = HLP.mask(HLP.h2('\x00', secbytes), 0, 64)  // first 64-bits
+      var tmp = HLP.h2('\x01', secbytes)
+      this.c = HLP.mask(tmp, 0, 128)  // first 128-bits
+      this.c_prime = HLP.mask(tmp, 128, 128)  // second 128-bits
+      this.m1 = HLP.h2('\x02', secbytes)
+      this.m2 = HLP.h2('\x03', secbytes)
+      this.m1_prime = HLP.h2('\x04', secbytes)
+      this.m2_prime = HLP.h2('\x05', secbytes)
+    },
+
+    verifySignMac: function (mac, aesctr, m2, c, their_y, our_dh_pk, m1, ctr) {
+      // verify mac
+      var vmac = HLP.makeMac(aesctr, m2)
+      if (!HLP.compare(mac, vmac))
+        return ['MACs do not match.']
+
+      // decrypt x
+      var x = HLP.decryptAes(aesctr.substring(4), c, ctr)
+      x = HLP.splitype(['PUBKEY', 'INT', 'SIG'], x.toString(CryptoJS.enc.Latin1))
+
+      var m = hMac(their_y, our_dh_pk, x[0], x[1], m1)
+      var pub = DSA.parsePublic(x[0])
+
+      var r = HLP.bits2bigInt(x[2].substring(0, 20))
+      var s = HLP.bits2bigInt(x[2].substring(20))
+
+      // verify sign m
+      if (!DSA.verify(pub, m, r, s)) return ['Cannot verify signature of m.']
+
+      return [null, HLP.readLen(x[1]), pub]
+    },
+
+    makeM: function (their_y, m1, c, m2) {
+      var pk = this.otr.priv.packPublic()
+      var kid = HLP.packINT(this.our_keyid)
+      var m = hMac(this.our_dh.publicKey, their_y, pk, kid, m1)
+      m = this.otr.priv.sign(m)
+      var msg = pk + kid
+      msg += BigInt.bigInt2bits(m[0], 20)  // pad to 20 bytes
+      msg += BigInt.bigInt2bits(m[1], 20)
+      msg = CryptoJS.enc.Latin1.parse(msg)
+      var aesctr = HLP.packData(HLP.encryptAes(msg, c, HLP.packCtr(0)))
+      var mac = HLP.makeMac(aesctr, m2)
+      return aesctr + mac
+    },
+
+    akeSuccess: function (version) {
+      HLP.debug.call(this.otr, 'success')
+
+      if (BigInt.equals(this.their_y, this.our_dh.publicKey))
+        return this.otr.error('equal keys - we have a problem.')
+
+      this.otr.our_old_dh = this.our_dh
+      this.otr.their_priv_pk = this.their_priv_pk
+
+      if (!(
+        (this.their_keyid === this.otr.their_keyid &&
+         BigInt.equals(this.their_y, this.otr.their_y)) ||
+        (this.their_keyid === (this.otr.their_keyid - 1) &&
+         BigInt.equals(this.their_y, this.otr.their_old_y))
+      )) {
+
+        this.otr.their_y = this.their_y
+        this.otr.their_old_y = null
+        this.otr.their_keyid = this.their_keyid
+
+        // rotate keys
+        this.otr.sessKeys[0] = [ new this.otr.DHSession(
+            this.otr.our_dh
+          , this.otr.their_y
+        ), null ]
+        this.otr.sessKeys[1] = [ new this.otr.DHSession(
+            this.otr.our_old_dh
+          , this.otr.their_y
+        ), null ]
+
+      }
+
+      // ake info
+      this.otr.ssid = this.ssid
+      this.otr.transmittedRS = this.transmittedRS
+      this.otr_version = version
+
+      // go encrypted
+      this.otr.authstate = CONST.AUTHSTATE_NONE
+      this.otr.msgstate = CONST.MSGSTATE_ENCRYPTED
+
+      // null out values
+      this.r = null
+      this.myhashed = null
+      this.dhcommit = null
+      this.encrypted = null
+      this.hashed = null
+
+      this.otr.trigger('status', [CONST.STATUS_AKE_SUCCESS])
+
+      // send stored msgs
+      this.otr.sendStored()
+    },
+
+    handleAKE: function (msg) {
+      var send, vsm, type
+      var version = msg.version
+
+      switch (msg.type) {
+
+        case '\x02':
+          HLP.debug.call(this.otr, 'd-h key message')
+
+          msg = HLP.splitype(['DATA', 'DATA'], msg.msg)
+
+          if (this.otr.authstate === CONST.AUTHSTATE_AWAITING_DHKEY) {
+            var ourHash = HLP.readMPI(this.myhashed)
+            var theirHash = HLP.readMPI(msg[1])
+            if (BigInt.greater(ourHash, theirHash)) {
+              type = '\x02'
+              send = this.dhcommit
+              break  // ignore
+            } else {
+              // forget
+              this.our_dh = this.otr.dh()
+              this.otr.authstate = CONST.AUTHSTATE_NONE
+              this.r = null
+              this.myhashed = null
+            }
+          } else if (
+            this.otr.authstate === CONST.AUTHSTATE_AWAITING_SIG
+          ) this.our_dh = this.otr.dh()
+
+          this.otr.authstate = CONST.AUTHSTATE_AWAITING_REVEALSIG
+
+          this.encrypted = msg[0].substring(4)
+          this.hashed = msg[1].substring(4)
+
+          type = '\x0a'
+          send = HLP.packMPI(this.our_dh.publicKey)
+          break
+
+        case '\x0a':
+          HLP.debug.call(this.otr, 'reveal signature message')
+
+          msg = HLP.splitype(['MPI'], msg.msg)
+
+          if (this.otr.authstate !== CONST.AUTHSTATE_AWAITING_DHKEY) {
+            if (this.otr.authstate === CONST.AUTHSTATE_AWAITING_SIG) {
+              if (!BigInt.equals(this.their_y, HLP.readMPI(msg[0]))) return
+            } else {
+              return  // ignore
+            }
+          }
+
+          this.otr.authstate = CONST.AUTHSTATE_AWAITING_SIG
+
+          this.their_y = HLP.readMPI(msg[0])
+
+          // verify gy is legal 2 <= gy <= N-2
+          if (!HLP.checkGroup(this.their_y, N_MINUS_2))
+            return this.otr.error('Illegal g^y.')
+
+          this.createKeys(this.their_y)
+
+          type = '\x11'
+          send = HLP.packMPI(this.r)
+          send += this.makeM(this.their_y, this.m1, this.c, this.m2)
+
+          this.m1 = null
+          this.m2 = null
+          this.c = null
+          break
+
+        case '\x11':
+          HLP.debug.call(this.otr, 'signature message')
+
+          if (this.otr.authstate !== CONST.AUTHSTATE_AWAITING_REVEALSIG)
+            return  // ignore
+
+          msg = HLP.splitype(['DATA', 'DATA', 'MAC'], msg.msg)
+
+          this.r = HLP.readMPI(msg[0])
+
+          // decrypt their_y
+          var key = CryptoJS.enc.Hex.parse(BigInt.bigInt2str(this.r, 16))
+          key = CryptoJS.enc.Latin1.stringify(key)
+
+          var gxmpi = HLP.decryptAes(this.encrypted, key, HLP.packCtr(0))
+          gxmpi = gxmpi.toString(CryptoJS.enc.Latin1)
+
+          this.their_y = HLP.readMPI(gxmpi)
+
+          // verify hash
+          var hash = CryptoJS.SHA256(CryptoJS.enc.Latin1.parse(gxmpi))
+
+          if (!HLP.compare(this.hashed, hash.toString(CryptoJS.enc.Latin1)))
+            return this.otr.error('Hashed g^x does not match.')
+
+          // verify gx is legal 2 <= g^x <= N-2
+          if (!HLP.checkGroup(this.their_y, N_MINUS_2))
+            return this.otr.error('Illegal g^x.')
+
+          this.createKeys(this.their_y)
+
+          vsm = this.verifySignMac(
+              msg[2]
+            , msg[1]
+            , this.m2
+            , this.c
+            , this.their_y
+            , this.our_dh.publicKey
+            , this.m1
+            , HLP.packCtr(0)
+          )
+          if (vsm[0]) return this.otr.error(vsm[0])
+
+          // store their key
+          this.their_keyid = vsm[1]
+          this.their_priv_pk = vsm[2]
+
+          send = this.makeM(
+              this.their_y
+            , this.m1_prime
+            , this.c_prime
+            , this.m2_prime
+          )
+
+          this.m1 = null
+          this.m2 = null
+          this.m1_prime = null
+          this.m2_prime = null
+          this.c = null
+          this.c_prime = null
+
+          this.sendMsg(version, '\x12', send)
+          this.akeSuccess(version)
+          return
+
+        case '\x12':
+          HLP.debug.call(this.otr, 'data message')
+
+          if (this.otr.authstate !== CONST.AUTHSTATE_AWAITING_SIG)
+            return  // ignore
+
+          msg = HLP.splitype(['DATA', 'MAC'], msg.msg)
+
+          vsm = this.verifySignMac(
+              msg[1]
+            , msg[0]
+            , this.m2_prime
+            , this.c_prime
+            , this.their_y
+            , this.our_dh.publicKey
+            , this.m1_prime
+            , HLP.packCtr(0)
+          )
+          if (vsm[0]) return this.otr.error(vsm[0])
+
+          // store their key
+          this.their_keyid = vsm[1]
+          this.their_priv_pk = vsm[2]
+
+          this.m1_prime = null
+          this.m2_prime = null
+          this.c_prime = null
+
+          this.transmittedRS = true
+          this.akeSuccess(version)
+          return
+
+        default:
+          return  // ignore
+
+      }
+
+      this.sendMsg(version, type, send)
+    },
+
+    sendMsg: function (version, type, msg) {
+      var send = version + type
+      var v3 = (version === CONST.OTR_VERSION_3)
+
+      // instance tags for v3
+      if (v3) {
+        HLP.debug.call(this.otr, 'instance tags')
+        send += this.otr.our_instance_tag
+        send += this.otr.their_instance_tag
+      }
+
+      send += msg
+
+      // fragment message if necessary
+      send = HLP.wrapMsg(
+          send
+        , this.otr.fragment_size
+        , v3
+        , this.otr.our_instance_tag
+        , this.otr.their_instance_tag
+      )
+      if (send[0]) return this.otr.error(send[0])
+
+      this.otr.io(send[1])
+    },
+
+    initiateAKE: function (version) {
+      HLP.debug.call(this.otr, 'd-h commit message')
+
+      this.otr.trigger('status', [CONST.STATUS_AKE_INIT])
+
+      this.otr.authstate = CONST.AUTHSTATE_AWAITING_DHKEY
+
+      var gxmpi = HLP.packMPI(this.our_dh.publicKey)
+      gxmpi = CryptoJS.enc.Latin1.parse(gxmpi)
+
+      this.r = BigInt.randBigInt(128)
+      var key = CryptoJS.enc.Hex.parse(BigInt.bigInt2str(this.r, 16))
+      key = CryptoJS.enc.Latin1.stringify(key)
+
+      this.myhashed = CryptoJS.SHA256(gxmpi)
+      this.myhashed = HLP.packData(this.myhashed.toString(CryptoJS.enc.Latin1))
+
+      this.dhcommit = HLP.packData(HLP.encryptAes(gxmpi, key, HLP.packCtr(0)))
+      this.dhcommit += this.myhashed
+
+      this.sendMsg(version, '\x02', this.dhcommit)
+    }
+
+  }
+
+}).call(this)
+;(function () {
+  "use strict";
+
+  var root = this
+
+  var CryptoJS, BigInt,  EventEmitter, CONST, HLP
+  if (typeof module !== 'undefined' && module.exports) {
+    module.exports = SM
+    CryptoJS = require('../vendor/crypto.js')
+    BigInt = require('../vendor/bigint.js')
+    EventEmitter = require('../vendor/eventemitter.js')
+    CONST = require('./const.js')
+    HLP = require('./helpers.js')
+  } else {
+    root.OTR.SM = SM
+    CryptoJS = root.CryptoJS
+    BigInt = root.BigInt
+    EventEmitter = root.EventEmitter
+    CONST = root.OTR.CONST
+    HLP = root.OTR.HLP
+  }
+
+  // diffie-hellman modulus and generator
+  // see group 5, RFC 3526
+  var G = BigInt.str2bigInt(CONST.G, 10)
+  var N = BigInt.str2bigInt(CONST.N, 16)
+  var N_MINUS_2 = BigInt.sub(N, BigInt.str2bigInt('2', 10))
+
+  // to calculate D's for zero-knowledge proofs
+  var Q = BigInt.sub(N, BigInt.str2bigInt('1', 10))
+  BigInt.divInt_(Q, 2)  // meh
+
+  function SM(reqs) {
+    if (!(this instanceof SM)) return new SM(reqs)
+
+    this.version = 1
+
+    this.our_fp = reqs.our_fp
+    this.their_fp = reqs.their_fp
+    this.ssid = reqs.ssid
+
+    this.debug = !!reqs.debug
+
+    // initial state
+    this.init()
+  }
+
+  // inherit from EE
+  HLP.extend(SM, EventEmitter)
+
+  // set the initial values
+  // also used when aborting
+  SM.prototype.init = function () {
+    this.smpstate = CONST.SMPSTATE_EXPECT1
+    this.secret = null
+  }
+
+  SM.prototype.makeSecret = function (our, secret) {
+    var sha256 = CryptoJS.algo.SHA256.create()
+    sha256.update(CryptoJS.enc.Latin1.parse(HLP.packBytes(this.version, 1)))
+    sha256.update(CryptoJS.enc.Hex.parse(our ? this.our_fp : this.their_fp))
+    sha256.update(CryptoJS.enc.Hex.parse(our ? this.their_fp : this.our_fp))
+    sha256.update(CryptoJS.enc.Latin1.parse(this.ssid))
+    sha256.update(CryptoJS.enc.Latin1.parse(secret))
+    var hash = sha256.finalize()
+    this.secret = HLP.bits2bigInt(hash.toString(CryptoJS.enc.Latin1))
+  }
+
+  SM.prototype.makeG2s = function () {
+    this.a2 = HLP.randomExponent()
+    this.a3 = HLP.randomExponent()
+    this.g2a = BigInt.powMod(G, this.a2, N)
+    this.g3a = BigInt.powMod(G, this.a3, N)
+    if ( !HLP.checkGroup(this.g2a, N_MINUS_2) ||
+         !HLP.checkGroup(this.g3a, N_MINUS_2)
+    ) this.makeG2s()
+  }
+
+  SM.prototype.computeGs = function (g2a, g3a) {
+    this.g2 = BigInt.powMod(g2a, this.a2, N)
+    this.g3 = BigInt.powMod(g3a, this.a3, N)
+  }
+
+  SM.prototype.computePQ = function (r) {
+    this.p = BigInt.powMod(this.g3, r, N)
+    this.q = HLP.multPowMod(G, r, this.g2, this.secret, N)
+  }
+
+  SM.prototype.computeR = function () {
+    this.r = BigInt.powMod(this.QoQ, this.a3, N)
+  }
+
+  SM.prototype.computeRab = function (r) {
+    return BigInt.powMod(r, this.a3, N)
+  }
+
+  SM.prototype.computeC = function (v, r) {
+    return HLP.smpHash(v, BigInt.powMod(G, r, N))
+  }
+
+  SM.prototype.computeD = function (r, a, c) {
+    return BigInt.subMod(r, BigInt.multMod(a, c, Q), Q)
+  }
+
+  // the bulk of the work
+  SM.prototype.handleSM = function (msg) {
+    var send, r2, r3, r7, t1, t2, t3, t4, rab, tmp2, cR, d7, ms, trust
+
+    var expectStates = {
+        2: CONST.SMPSTATE_EXPECT1
+      , 3: CONST.SMPSTATE_EXPECT2
+      , 4: CONST.SMPSTATE_EXPECT3
+      , 5: CONST.SMPSTATE_EXPECT4
+      , 7: CONST.SMPSTATE_EXPECT1
+    }
+
+    if (msg.type === 6) {
+      this.init()
+      this.trigger('abort')
+      return
+    }
+
+    // abort! there was an error
+    if (this.smpstate !== expectStates[msg.type])
+      return this.abort()
+
+    switch (this.smpstate) {
+
+      case CONST.SMPSTATE_EXPECT1:
+        HLP.debug.call(this, 'smp tlv 2')
+
+        // user specified question
+        var ind, question
+        if (msg.type === 7) {
+          ind = msg.msg.indexOf('\x00')
+          question = msg.msg.substring(0, ind)
+          msg.msg = msg.msg.substring(ind + 1)
+        }
+
+        // 0:g2a, 1:c2, 2:d2, 3:g3a, 4:c3, 5:d3
+        ms = HLP.readLen(msg.msg.substr(0, 4))
+        if (ms !== 6) return this.abort()
+        msg = HLP.unpackMPIs(6, msg.msg.substring(4))
+
+        if ( !HLP.checkGroup(msg[0], N_MINUS_2) ||
+             !HLP.checkGroup(msg[3], N_MINUS_2)
+        ) return this.abort()
+
+        // verify znp's
+        if (!HLP.ZKP(1, msg[1], HLP.multPowMod(G, msg[2], msg[0], msg[1], N)))
+          return this.abort()
+
+        if (!HLP.ZKP(2, msg[4], HLP.multPowMod(G, msg[5], msg[3], msg[4], N)))
+          return this.abort()
+
+        this.g3ao = msg[3]  // save for later
+
+        this.makeG2s()
+
+        // zero-knowledge proof that the exponents
+        // associated with g2a & g3a are known
+        r2 = HLP.randomExponent()
+        r3 = HLP.randomExponent()
+        this.c2 = this.computeC(3, r2)
+        this.c3 = this.computeC(4, r3)
+        this.d2 = this.computeD(r2, this.a2, this.c2)
+        this.d3 = this.computeD(r3, this.a3, this.c3)
+
+        this.computeGs(msg[0], msg[3])
+
+        this.smpstate = CONST.SMPSTATE_EXPECT0
+
+        if (question) {
+          // assume utf8 question
+          question = CryptoJS.enc.Latin1
+            .parse(question)
+            .toString(CryptoJS.enc.Utf8)
+        }
+
+        // invoke question
+        this.trigger('question', [question])
+        return
+
+      case CONST.SMPSTATE_EXPECT2:
+        HLP.debug.call(this, 'smp tlv 3')
+
+        // 0:g2a, 1:c2, 2:d2, 3:g3a, 4:c3, 5:d3, 6:p, 7:q, 8:cP, 9:d5, 10:d6
+        ms = HLP.readLen(msg.msg.substr(0, 4))
+        if (ms !== 11) return this.abort()
+        msg = HLP.unpackMPIs(11, msg.msg.substring(4))
+
+        if ( !HLP.checkGroup(msg[0], N_MINUS_2) ||
+             !HLP.checkGroup(msg[3], N_MINUS_2) ||
+             !HLP.checkGroup(msg[6], N_MINUS_2) ||
+             !HLP.checkGroup(msg[7], N_MINUS_2)
+        ) return this.abort()
+
+        // verify znp of c3 / c3
+        if (!HLP.ZKP(3, msg[1], HLP.multPowMod(G, msg[2], msg[0], msg[1], N)))
+          return this.abort()
+
+        if (!HLP.ZKP(4, msg[4], HLP.multPowMod(G, msg[5], msg[3], msg[4], N)))
+          return this.abort()
+
+        this.g3ao = msg[3]  // save for later
+
+        this.computeGs(msg[0], msg[3])
+
+        // verify znp of cP
+        t1 = HLP.multPowMod(this.g3, msg[9], msg[6], msg[8], N)
+        t2 = HLP.multPowMod(G, msg[9], this.g2, msg[10], N)
+        t2 = BigInt.multMod(t2, BigInt.powMod(msg[7], msg[8], N), N)
+
+        if (!HLP.ZKP(5, msg[8], t1, t2))
+          return this.abort()
+
+        var r4 = HLP.randomExponent()
+        this.computePQ(r4)
+
+        // zero-knowledge proof that P & Q
+        // were generated according to the protocol
+        var r5 = HLP.randomExponent()
+        var r6 = HLP.randomExponent()
+        var tmp = HLP.multPowMod(G, r5, this.g2, r6, N)
+        var cP = HLP.smpHash(6, BigInt.powMod(this.g3, r5, N), tmp)
+        var d5 = this.computeD(r5, r4, cP)
+        var d6 = this.computeD(r6, this.secret, cP)
+
+        // store these
+        this.QoQ = BigInt.divMod(this.q, msg[7], N)
+        this.PoP = BigInt.divMod(this.p, msg[6], N)
+
+        this.computeR()
+
+        // zero-knowledge proof that R
+        // was generated according to the protocol
+        r7 = HLP.randomExponent()
+        tmp2 = BigInt.powMod(this.QoQ, r7, N)
+        cR = HLP.smpHash(7, BigInt.powMod(G, r7, N), tmp2)
+        d7 = this.computeD(r7, this.a3, cR)
+
+        this.smpstate = CONST.SMPSTATE_EXPECT4
+
+        send = HLP.packINT(8) + HLP.packMPIs([
+            this.p
+          , this.q
+          , cP
+          , d5
+          , d6
+          , this.r
+          , cR
+          , d7
+        ])
+
+        // TLV
+        send = HLP.packTLV(4, send)
+        break
+
+      case CONST.SMPSTATE_EXPECT3:
+        HLP.debug.call(this, 'smp tlv 4')
+
+        // 0:p, 1:q, 2:cP, 3:d5, 4:d6, 5:r, 6:cR, 7:d7
+        ms = HLP.readLen(msg.msg.substr(0, 4))
+        if (ms !== 8) return this.abort()
+        msg = HLP.unpackMPIs(8, msg.msg.substring(4))
+
+        if ( !HLP.checkGroup(msg[0], N_MINUS_2) ||
+             !HLP.checkGroup(msg[1], N_MINUS_2) ||
+             !HLP.checkGroup(msg[5], N_MINUS_2)
+        ) return this.abort()
+
+        // verify znp of cP
+        t1 = HLP.multPowMod(this.g3, msg[3], msg[0], msg[2], N)
+        t2 = HLP.multPowMod(G, msg[3], this.g2, msg[4], N)
+        t2 = BigInt.multMod(t2, BigInt.powMod(msg[1], msg[2], N), N)
+
+        if (!HLP.ZKP(6, msg[2], t1, t2))
+          return this.abort()
+
+        // verify znp of cR
+        t3 = HLP.multPowMod(G, msg[7], this.g3ao, msg[6], N)
+        this.QoQ = BigInt.divMod(msg[1], this.q, N)  // save Q over Q
+        t4 = HLP.multPowMod(this.QoQ, msg[7], msg[5], msg[6], N)
+
+        if (!HLP.ZKP(7, msg[6], t3, t4))
+          return this.abort()
+
+        this.computeR()
+
+        // zero-knowledge proof that R
+        // was generated according to the protocol
+        r7 = HLP.randomExponent()
+        tmp2 = BigInt.powMod(this.QoQ, r7, N)
+        cR = HLP.smpHash(8, BigInt.powMod(G, r7, N), tmp2)
+        d7 = this.computeD(r7, this.a3, cR)
+
+        send = HLP.packINT(3) + HLP.packMPIs([ this.r, cR, d7 ])
+        send = HLP.packTLV(5, send)
+
+        rab = this.computeRab(msg[5])
+        trust = !!BigInt.equals(rab, BigInt.divMod(msg[0], this.p, N))
+
+        this.trigger('trust', [trust, 'answered'])
+        this.init()
+        break
+
+      case CONST.SMPSTATE_EXPECT4:
+        HLP.debug.call(this, 'smp tlv 5')
+
+        // 0:r, 1:cR, 2:d7
+        ms = HLP.readLen(msg.msg.substr(0, 4))
+        if (ms !== 3) return this.abort()
+        msg = HLP.unpackMPIs(3, msg.msg.substring(4))
+
+        if (!HLP.checkGroup(msg[0], N_MINUS_2)) return this.abort()
+
+        // verify znp of cR
+        t3 = HLP.multPowMod(G, msg[2], this.g3ao, msg[1], N)
+        t4 = HLP.multPowMod(this.QoQ, msg[2], msg[0], msg[1], N)
+        if (!HLP.ZKP(8, msg[1], t3, t4))
+          return this.abort()
+
+        rab = this.computeRab(msg[0])
+        trust = !!BigInt.equals(rab, this.PoP)
+
+        this.trigger('trust', [trust, 'asked'])
+        this.init()
+        return
+
+    }
+
+    this.sendMsg(send)
+  }
+
+  // send a message
+  SM.prototype.sendMsg = function (send) {
+    this.trigger('send', [this.ssid, '\x00' + send])
+  }
+
+  SM.prototype.rcvSecret = function (secret, question) {
+    HLP.debug.call(this, 'receive secret')
+
+    var fn, our = false
+    if (this.smpstate === CONST.SMPSTATE_EXPECT0) {
+      fn = this.answer
+    } else {
+      fn = this.initiate
+      our = true
+    }
+
+    this.makeSecret(our, secret)
+    fn.call(this, question)
+  }
+
+  SM.prototype.answer = function () {
+    HLP.debug.call(this, 'smp answer')
+
+    var r4 = HLP.randomExponent()
+    this.computePQ(r4)
+
+    // zero-knowledge proof that P & Q
+    // were generated according to the protocol
+    var r5 = HLP.randomExponent()
+    var r6 = HLP.randomExponent()
+    var tmp = HLP.multPowMod(G, r5, this.g2, r6, N)
+    var cP = HLP.smpHash(5, BigInt.powMod(this.g3, r5, N), tmp)
+    var d5 = this.computeD(r5, r4, cP)
+    var d6 = this.computeD(r6, this.secret, cP)
+
+    this.smpstate = CONST.SMPSTATE_EXPECT3
+
+    var send = HLP.packINT(11) + HLP.packMPIs([
+        this.g2a
+      , this.c2
+      , this.d2
+      , this.g3a
+      , this.c3
+      , this.d3
+      , this.p
+      , this.q
+      , cP
+      , d5
+      , d6
+    ])
+
+    this.sendMsg(HLP.packTLV(3, send))
+  }
+
+  SM.prototype.initiate = function (question) {
+    HLP.debug.call(this, 'smp initiate')
+
+    if (this.smpstate !== CONST.SMPSTATE_EXPECT1)
+      this.abort()  // abort + restart
+
+    this.makeG2s()
+
+    // zero-knowledge proof that the exponents
+    // associated with g2a & g3a are known
+    var r2 = HLP.randomExponent()
+    var r3 = HLP.randomExponent()
+    this.c2 = this.computeC(1, r2)
+    this.c3 = this.computeC(2, r3)
+    this.d2 = this.computeD(r2, this.a2, this.c2)
+    this.d3 = this.computeD(r3, this.a3, this.c3)
+
+    // set the next expected state
+    this.smpstate = CONST.SMPSTATE_EXPECT2
+
+    var send = ''
+    var type = 2
+
+    if (question) {
+      send += question
+      send += '\x00'
+      type = 7
+    }
+
+    send += HLP.packINT(6) + HLP.packMPIs([
+        this.g2a
+      , this.c2
+      , this.d2
+      , this.g3a
+      , this.c3
+      , this.d3
+    ])
+
+    this.sendMsg(HLP.packTLV(type, send))
+  }
+
+  SM.prototype.abort = function () {
+    this.init()
+    this.sendMsg(HLP.packTLV(6, ''))
+    this.trigger('abort')
+  }
+
+}).call(this)
+;(function () {
+  "use strict";
+
+  var root = this
+
+  var CryptoJS, BigInt, EventEmitter, Worker, SMWPath
+    , CONST, HLP, Parse, AKE, SM, DSA
+  if (typeof module !== 'undefined' && module.exports) {
+    module.exports = OTR
+    CryptoJS = require('../vendor/crypto.js')
+    BigInt = require('../vendor/bigint.js')
+    EventEmitter = require('../vendor/eventemitter.js')
+    SMWPath = require('path').join(__dirname, '/sm-webworker.js')
+    CONST = require('./const.js')
+    HLP = require('./helpers.js')
+    Parse = require('./parse.js')
+    AKE = require('./ake.js')
+    SM = require('./sm.js')
+    DSA = require('./dsa.js')
+    // expose CONST for consistency with docs
+    OTR.CONST = CONST
+  } else {
+    // copy over and expose internals
+    Object.keys(root.OTR).forEach(function (k) {
+      OTR[k] = root.OTR[k]
+    })
+    root.OTR = OTR
+    CryptoJS = root.CryptoJS
+    BigInt = root.BigInt
+    EventEmitter = root.EventEmitter
+    Worker = root.Worker
+    SMWPath = 'sm-webworker.js'
+    CONST = OTR.CONST
+    HLP = OTR.HLP
+    Parse = OTR.Parse
+    AKE = OTR.AKE
+    SM = OTR.SM
+    DSA = root.DSA
+  }
+
+  // diffie-hellman modulus and generator
+  // see group 5, RFC 3526
+  var G = BigInt.str2bigInt(CONST.G, 10)
+  var N = BigInt.str2bigInt(CONST.N, 16)
+
+  // JavaScript integers
+  var MAX_INT = Math.pow(2, 53) - 1  // doubles
+  var MAX_UINT = Math.pow(2, 31) - 1  // bitwise operators
+
+  // an internal callback
+  function OTRCB(cb) {
+    this.cb = cb
+  }
+
+  // OTR contructor
+  function OTR(options) {
+    if (!(this instanceof OTR)) return new OTR(options)
+
+    // options
+    options = options || {}
+
+    // private keys
+    if (options.priv && !(options.priv instanceof DSA))
+      throw new Error('Requires long-lived DSA key.')
+
+    this.priv = options.priv ? options.priv : new DSA()
+
+    this.fragment_size = options.fragment_size || 0
+    if (this.fragment_size < 0)
+      throw new Error('Fragment size must be a positive integer.')
+
+    this.send_interval = options.send_interval || 0
+    if (this.send_interval < 0)
+      throw new Error('Send interval must be a positive integer.')
+
+    this.outgoing = []
+
+    // instance tag
+    this.our_instance_tag = options.instance_tag || OTR.makeInstanceTag()
+
+    // debug
+    this.debug = !!options.debug
+
+    // smp in webworker options
+    // this is still experimental and undocumented
+    this.smw = options.smw
+
+    // init vals
+    this.init()
+
+    // bind methods
+    var self = this
+    ;['sendMsg', 'receiveMsg'].forEach(function (meth) {
+      self[meth] = self[meth].bind(self)
+    })
+
+    EventEmitter.call(this)
+  }
+
+  // inherit from EE
+  HLP.extend(OTR, EventEmitter)
+
+  // add to prototype
+  OTR.prototype.init = function () {
+
+    this.msgstate = CONST.MSGSTATE_PLAINTEXT
+    this.authstate = CONST.AUTHSTATE_NONE
+
+    this.ALLOW_V2 = true
+    this.ALLOW_V3 = true
+
+    this.REQUIRE_ENCRYPTION = false
+    this.SEND_WHITESPACE_TAG = false
+    this.WHITESPACE_START_AKE = false
+    this.ERROR_START_AKE = false
+
+    Parse.initFragment(this)
+
+    // their keys
+    this.their_y = null
+    this.their_old_y = null
+    this.their_keyid = 0
+    this.their_priv_pk = null
+    this.their_instance_tag = '\x00\x00\x00\x00'
+
+    // our keys
+    this.our_dh = this.dh()
+    this.our_old_dh = this.dh()
+    this.our_keyid = 2
+
+    // session keys
+    this.sessKeys = [ new Array(2), new Array(2) ]
+
+    // saved
+    this.storedMgs = []
+    this.oldMacKeys = []
+
+    // smp
+    this.sm = null  // initialized after AKE
+
+    // when ake is complete
+    // save their keys and the session
+    this._akeInit()
+
+    // receive plaintext message since switching to plaintext
+    // used to decide when to stop sending pt tags when SEND_WHITESPACE_TAG
+    this.receivedPlaintext = false
+
+  }
+
+  OTR.prototype._akeInit = function () {
+    this.ake = new AKE(this)
+    this.transmittedRS = false
+    this.ssid = null
+  }
+
+  // smp over webworker
+  OTR.prototype._SMW = function (otr, reqs) {
+    this.otr = otr
+    var opts = {
+        path: SMWPath
+      , seed: BigInt.getSeed
+    }
+    if (typeof otr.smw === 'object')
+      Object.keys(otr.smw).forEach(function (k) {
+        opts[k] = otr.smw[k]
+      })
+
+    // load optional dep. in node
+    if (typeof module !== 'undefined' && module.exports)
+      Worker = require('webworker-threads').Worker
+
+    this.worker = new Worker(opts.path)
+    var self = this
+    this.worker.onmessage = function (e) {
+      var d = e.data
+      if (!d) return
+      self.trigger(d.method, d.args)
+    }
+    this.worker.postMessage({
+        type: 'seed'
+      , seed: opts.seed()
+      , imports: opts.imports
+    })
+    this.worker.postMessage({
+        type: 'init'
+      , reqs: reqs
+    })
+  }
+
+  // inherit from EE
+  HLP.extend(OTR.prototype._SMW, EventEmitter)
+
+  // shim sm methods
+  ;['handleSM', 'rcvSecret', 'abort'].forEach(function (m) {
+    OTR.prototype._SMW.prototype[m] = function () {
+      this.worker.postMessage({
+          type: 'method'
+        , method: m
+        , args: Array.prototype.slice.call(arguments, 0)
+      })
+    }
+  })
+
+  OTR.prototype._smInit = function () {
+    var reqs = {
+        ssid: this.ssid
+      , our_fp: this.priv.fingerprint()
+      , their_fp: this.their_priv_pk.fingerprint()
+      , debug: this.debug
+    }
+    if (this.smw) {
+      if (this.sm) this.sm.worker.terminate()  // destroy prev webworker
+      this.sm = new this._SMW(this, reqs)
+    } else {
+      this.sm = new SM(reqs)
+    }
+    var self = this
+    ;['trust', 'abort', 'question'].forEach(function (e) {
+      self.sm.on(e, function () {
+        self.trigger('smp', [e].concat(Array.prototype.slice.call(arguments)))
+      })
+    })
+    this.sm.on('send', function (ssid, send) {
+      if (self.ssid === ssid) {
+        send = self.prepareMsg(send)
+        self.io(send)
+      }
+    })
+  }
+
+  OTR.prototype.io = function (msg, meta) {
+
+    // buffer
+    msg = ([].concat(msg)).map(function(m){
+       return { msg: m, meta: meta }
+    })
+    this.outgoing = this.outgoing.concat(msg)
+
+    var self = this
+    ;(function send(first) {
+      if (!first) {
+        if (!self.outgoing.length) return
+        var elem = self.outgoing.shift(), cb = null
+        if (elem.meta instanceof OTRCB) {
+          cb = elem.meta.cb
+          elem.meta = null
+        }
+        self.trigger('io', [elem.msg, elem.meta])
+        if (cb) cb()
+      }
+      setTimeout(send, first ? 0 : self.send_interval)
+    }(true))
+
+  }
+
+  OTR.prototype.dh = function dh() {
+    var keys = { privateKey: BigInt.randBigInt(320) }
+    keys.publicKey = BigInt.powMod(G, keys.privateKey, N)
+    return keys
+  }
+
+  // session constructor
+  OTR.prototype.DHSession = function DHSession(our_dh, their_y) {
+    if (!(this instanceof DHSession)) return new DHSession(our_dh, their_y)
+
+    // shared secret
+    var s = BigInt.powMod(their_y, our_dh.privateKey, N)
+    var secbytes = HLP.packMPI(s)
+
+    // session id
+    this.id = HLP.mask(HLP.h2('\x00', secbytes), 0, 64)  // first 64-bits
+
+    // are we the high or low end of the connection?
+    var sq = BigInt.greater(our_dh.publicKey, their_y)
+    var sendbyte = sq ? '\x01' : '\x02'
+    var rcvbyte  = sq ? '\x02' : '\x01'
+
+    // sending and receiving keys
+    this.sendenc = HLP.mask(HLP.h1(sendbyte, secbytes), 0, 128)  // f16 bytes
+    this.sendmac = CryptoJS.SHA1(CryptoJS.enc.Latin1.parse(this.sendenc))
+    this.sendmac = this.sendmac.toString(CryptoJS.enc.Latin1)
+
+    this.rcvenc = HLP.mask(HLP.h1(rcvbyte, secbytes), 0, 128)
+    this.rcvmac = CryptoJS.SHA1(CryptoJS.enc.Latin1.parse(this.rcvenc))
+    this.rcvmac = this.rcvmac.toString(CryptoJS.enc.Latin1)
+    this.rcvmacused = false
+
+    // extra symmetric key
+    this.extra_symkey = HLP.h2('\xff', secbytes)
+
+    // counters
+    this.send_counter = 0
+    this.rcv_counter = 0
+  }
+
+  OTR.prototype.rotateOurKeys = function () {
+
+    // reveal old mac keys
+    var self = this
+    this.sessKeys[1].forEach(function (sk) {
+      if (sk && sk.rcvmacused) self.oldMacKeys.push(sk.rcvmac)
+    })
+
+    // rotate our keys
+    this.our_old_dh = this.our_dh
+    this.our_dh = this.dh()
+    this.our_keyid += 1
+
+    this.sessKeys[1][0] = this.sessKeys[0][0]
+    this.sessKeys[1][1] = this.sessKeys[0][1]
+    this.sessKeys[0] = [
+        this.their_y ?
+            new this.DHSession(this.our_dh, this.their_y) : null
+      , this.their_old_y ?
+            new this.DHSession(this.our_dh, this.their_old_y) : null
+    ]
+
+  }
+
+  OTR.prototype.rotateTheirKeys = function (their_y) {
+
+    // increment their keyid
+    this.their_keyid += 1
+
+    // reveal old mac keys
+    var self = this
+    this.sessKeys.forEach(function (sk) {
+      if (sk[1] && sk[1].rcvmacused) self.oldMacKeys.push(sk[1].rcvmac)
+    })
+
+    // rotate their keys / session
+    this.their_old_y = this.their_y
+    this.sessKeys[0][1] = this.sessKeys[0][0]
+    this.sessKeys[1][1] = this.sessKeys[1][0]
+
+    // new keys / sessions
+    this.their_y = their_y
+    this.sessKeys[0][0] = new this.DHSession(this.our_dh, this.their_y)
+    this.sessKeys[1][0] = new this.DHSession(this.our_old_dh, this.their_y)
+
+  }
+
+  OTR.prototype.prepareMsg = function (msg, esk) {
+    if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED || this.their_keyid === 0)
+      return this.notify('Not ready to encrypt.')
+
+    var sessKeys = this.sessKeys[1][0]
+
+    if (sessKeys.send_counter >= MAX_INT)
+      return this.notify('Should have rekeyed by now.')
+
+    sessKeys.send_counter += 1
+
+    var ctr = HLP.packCtr(sessKeys.send_counter)
+
+    var send = this.ake.otr_version + '\x03'  // version and type
+    var v3 = (this.ake.otr_version === CONST.OTR_VERSION_3)
+
+    if (v3) {
+      send += this.our_instance_tag
+      send += this.their_instance_tag
+    }
+
+    send += '\x00'  // flag
+    send += HLP.packINT(this.our_keyid - 1)
+    send += HLP.packINT(this.their_keyid)
+    send += HLP.packMPI(this.our_dh.publicKey)
+    send += ctr.substring(0, 8)
+
+    if (Math.ceil(msg.length / 8) >= MAX_UINT)  // * 16 / 128
+      return this.notify('Message is too long.')
+
+    var aes = HLP.encryptAes(
+        CryptoJS.enc.Latin1.parse(msg)
+      , sessKeys.sendenc
+      , ctr
+    )
+
+    send += HLP.packData(aes)
+    send += HLP.make1Mac(send, sessKeys.sendmac)
+    send += HLP.packData(this.oldMacKeys.splice(0).join(''))
+
+    send = HLP.wrapMsg(
+        send
+      , this.fragment_size
+      , v3
+      , this.our_instance_tag
+      , this.their_instance_tag
+    )
+    if (send[0]) return this.notify(send[0])
+
+    // emit extra symmetric key
+    if (esk) this.trigger('file', ['send', sessKeys.extra_symkey, esk])
+
+    return send[1]
+  }
+
+  OTR.prototype.handleDataMsg = function (msg) {
+    var vt = msg.version + msg.type
+
+    if (this.ake.otr_version === CONST.OTR_VERSION_3)
+      vt += msg.instance_tags
+
+    var types = ['BYTE', 'INT', 'INT', 'MPI', 'CTR', 'DATA', 'MAC', 'DATA']
+    msg = HLP.splitype(types, msg.msg)
+
+    // ignore flag
+    var ign = (msg[0] === '\x01')
+
+    if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED || msg.length !== 8) {
+      if (!ign) this.error('Received an unreadable encrypted message.')
+      return
+    }
+
+    var our_keyid = this.our_keyid - HLP.readLen(msg[2])
+    var their_keyid = this.their_keyid - HLP.readLen(msg[1])
+
+    if (our_keyid < 0 || our_keyid > 1) {
+      if (!ign) this.error('Not of our latest keys.')
+      return
+    }
+
+    if (their_keyid < 0 || their_keyid > 1) {
+      if (!ign) this.error('Not of your latest keys.')
+      return
+    }
+
+    var their_y = their_keyid ? this.their_old_y : this.their_y
+
+    if (their_keyid === 1 && !their_y) {
+      if (!ign) this.error('Do not have that key.')
+      return
+    }
+
+    var sessKeys = this.sessKeys[our_keyid][their_keyid]
+
+    var ctr = HLP.unpackCtr(msg[4])
+    if (ctr <= sessKeys.rcv_counter) {
+      if (!ign) this.error('Counter in message is not larger.')
+      return
+    }
+    sessKeys.rcv_counter = ctr
+
+    // verify mac
+    vt += msg.slice(0, 6).join('')
+    var vmac = HLP.make1Mac(vt, sessKeys.rcvmac)
+
+    if (!HLP.compare(msg[6], vmac)) {
+      if (!ign) this.error('MACs do not match.')
+      return
+    }
+    sessKeys.rcvmacused = true
+
+    var out = HLP.decryptAes(
+        msg[5].substring(4)
+      , sessKeys.rcvenc
+      , HLP.padCtr(msg[4])
+    )
+    out = out.toString(CryptoJS.enc.Latin1)
+
+    if (!our_keyid) this.rotateOurKeys()
+    if (!their_keyid) this.rotateTheirKeys(HLP.readMPI(msg[3]))
+
+    // parse TLVs
+    var ind = out.indexOf('\x00')
+    if (~ind) {
+      this.handleTLVs(out.substring(ind + 1), sessKeys)
+      out = out.substring(0, ind)
+    }
+
+    out = CryptoJS.enc.Latin1.parse(out)
+    return out.toString(CryptoJS.enc.Utf8)
+  }
+
+  OTR.prototype.handleTLVs = function (tlvs, sessKeys) {
+    var type, len, msg
+    for (; tlvs.length; ) {
+      type = HLP.unpackSHORT(tlvs.substr(0, 2))
+      len = HLP.unpackSHORT(tlvs.substr(2, 2))
+
+      msg = tlvs.substr(4, len)
+
+      // TODO: handle pathological cases better
+      if (msg.length < len) break
+
+      switch (type) {
+        case 1:
+          // Disconnected
+          this.msgstate = CONST.MSGSTATE_FINISHED
+          this.trigger('status', [CONST.STATUS_END_OTR])
+          break
+        case 2: case 3: case 4:
+        case 5: case 6: case 7:
+          // SMP
+          if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED) {
+            if (this.sm) this.sm.abort()
+            return
+          }
+          if (!this.sm) this._smInit()
+          this.sm.handleSM({ msg: msg, type: type })
+          break
+        case 8:
+          // utf8 filenames
+          msg = msg.substring(4) // remove 4-byte indication
+          msg = CryptoJS.enc.Latin1.parse(msg)
+          msg = msg.toString(CryptoJS.enc.Utf8)
+
+          // Extra Symkey
+          this.trigger('file', ['receive', sessKeys.extra_symkey, msg])
+          break
+      }
+
+      tlvs = tlvs.substring(4 + len)
+    }
+  }
+
+  OTR.prototype.smpSecret = function (secret, question) {
+    if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED)
+      return this.notify('Must be encrypted for SMP.')
+
+    if (typeof secret !== 'string' || secret.length < 1)
+      return this.notify('Secret is required.')
+
+    if (!this.sm) this._smInit()
+
+    // utf8 inputs
+    secret = CryptoJS.enc.Utf8.parse(secret).toString(CryptoJS.enc.Latin1)
+    if (question)
+      question = CryptoJS.enc.Utf8.parse(question).toString(CryptoJS.enc.Latin1)
+
+    this.sm.rcvSecret(secret, question)
+  }
+
+  OTR.prototype.sendQueryMsg = function () {
+    var versions = {}
+      , msg = CONST.OTR_TAG
+
+    if (this.ALLOW_V2) versions['2'] = true
+    if (this.ALLOW_V3) versions['3'] = true
+
+    // but we don't allow v1
+    // if (versions['1']) msg += '?'
+
+    var vs = Object.keys(versions)
+    if (vs.length) {
+      msg += 'v'
+      vs.forEach(function (v) {
+        if (v !== '1') msg += v
+      })
+      msg += '?'
+    }
+
+    this.io(msg)
+    this.trigger('status', [CONST.STATUS_SEND_QUERY])
+  }
+
+  OTR.prototype.sendMsg = function (msg, meta) {
+    if ( this.REQUIRE_ENCRYPTION ||
+         this.msgstate !== CONST.MSGSTATE_PLAINTEXT
+    ) {
+      msg = CryptoJS.enc.Utf8.parse(msg)
+      msg = msg.toString(CryptoJS.enc.Latin1)
+    }
+
+    switch (this.msgstate) {
+      case CONST.MSGSTATE_PLAINTEXT:
+        if (this.REQUIRE_ENCRYPTION) {
+          this.storedMgs.push({msg: msg, meta: meta})
+          this.sendQueryMsg()
+          return
+        }
+        if (this.SEND_WHITESPACE_TAG && !this.receivedPlaintext) {
+          msg += CONST.WHITESPACE_TAG  // 16 byte tag
+          if (this.ALLOW_V3) msg += CONST.WHITESPACE_TAG_V3
+          if (this.ALLOW_V2) msg += CONST.WHITESPACE_TAG_V2
+        }
+        break
+      case CONST.MSGSTATE_FINISHED:
+        this.storedMgs.push({msg: msg, meta: meta})
+        this.notify('Message cannot be sent at this time.', 'warn')
+        return
+      case CONST.MSGSTATE_ENCRYPTED:
+        msg = this.prepareMsg(msg)
+        break
+      default:
+        throw new Error('Unknown message state.')
+    }
+
+    if (msg) this.io(msg, meta)
+  }
+
+  OTR.prototype.receiveMsg = function (msg, meta) {
+
+    // parse type
+    msg = Parse.parseMsg(this, msg)
+
+    if (!msg) return
+
+    switch (msg.cls) {
+      case 'error':
+        this.notify(msg.msg)
+        return
+      case 'ake':
+        if ( msg.version === CONST.OTR_VERSION_3 &&
+          this.checkInstanceTags(msg.instance_tags)
+        ) {
+          this.notify(
+            'Received a message intended for a different session.', 'warn')
+          return  // ignore
+        }
+        this.ake.handleAKE(msg)
+        return
+      case 'data':
+        if ( msg.version === CONST.OTR_VERSION_3 &&
+          this.checkInstanceTags(msg.instance_tags)
+        ) {
+          this.notify(
+            'Received a message intended for a different session.', 'warn')
+          return  // ignore
+        }
+        msg.msg = this.handleDataMsg(msg)
+        msg.encrypted = true
+        break
+      case 'query':
+        if (this.msgstate === CONST.MSGSTATE_ENCRYPTED) this._akeInit()
+        this.doAKE(msg)
+        break
+      default:
+        // check for encrypted
+        if ( this.REQUIRE_ENCRYPTION ||
+             this.msgstate !== CONST.MSGSTATE_PLAINTEXT
+        ) this.notify('Received an unencrypted message.', 'warn')
+
+        // received a plaintext message
+        // stop sending the whitespace tag
+        this.receivedPlaintext = true
+
+        // received a whitespace tag
+        if (this.WHITESPACE_START_AKE && msg.ver.length > 0)
+          this.doAKE(msg)
+    }
+
+    if (msg.msg) this.trigger('ui', [msg.msg, !!msg.encrypted, meta])
+  }
+
+  OTR.prototype.checkInstanceTags = function (it) {
+    var their_it = HLP.readLen(it.substr(0, 4))
+    var our_it = HLP.readLen(it.substr(4, 4))
+
+    if (our_it && our_it !== HLP.readLen(this.our_instance_tag))
+      return true
+
+    if (HLP.readLen(this.their_instance_tag)) {
+      if (HLP.readLen(this.their_instance_tag) !== their_it) return true
+    } else {
+      if (their_it < 100) return true
+      this.their_instance_tag = HLP.packINT(their_it)
+    }
+  }
+
+  OTR.prototype.doAKE = function (msg) {
+    if (this.ALLOW_V3 && ~msg.ver.indexOf(CONST.OTR_VERSION_3)) {
+      this.ake.initiateAKE(CONST.OTR_VERSION_3)
+    } else if (this.ALLOW_V2 && ~msg.ver.indexOf(CONST.OTR_VERSION_2)) {
+      this.ake.initiateAKE(CONST.OTR_VERSION_2)
+    } else {
+      this.notify('OTR conversation requested, ' +
+        'but no compatible protocol version found.', 'warn')
+    }
+  }
+
+  OTR.prototype.error = function (err) {
+    if (!this.debug) err = 'An OTR error has occurred.'
+    this.io('?OTR Error:' + err)
+    this.notify(err)
+  }
+
+  OTR.prototype.notify = function (err, severity) {
+    this.trigger('error', [err, severity || 'error'])
+  }
+
+  OTR.prototype.sendStored = function () {
+    var self = this
+    ;(this.storedMgs.splice(0)).forEach(function (elem) {
+      var msg = self.prepareMsg(elem.msg)
+      self.io(msg, elem.meta)
+    })
+  }
+
+  OTR.prototype.sendFile = function (filename) {
+    if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED)
+      return this.notify('Not ready to encrypt.')
+
+    if (this.ake.otr_version !== CONST.OTR_VERSION_3)
+      return this.notify('Protocol v3 required.')
+
+    if (!filename) return this.notify('Please specify a filename.')
+
+    // utf8 filenames
+    var l1name = CryptoJS.enc.Utf8.parse(filename)
+    l1name = l1name.toString(CryptoJS.enc.Latin1)
+
+    if (l1name.length >= 65532) return this.notify('Filename is too long.')
+
+    var msg = '\x00'  // null byte
+    msg += '\x00\x08'  // type 8 tlv
+    msg += HLP.packSHORT(4 + l1name.length)  // length of value
+    msg += '\x00\x00\x00\x01'  // four bytes indicating file
+    msg += l1name
+
+    msg = this.prepareMsg(msg, filename)
+    this.io(msg)
+  }
+
+  OTR.prototype.endOtr = function (cb) {
+    if (this.msgstate === CONST.MSGSTATE_ENCRYPTED) {
+      if (typeof cb === 'function')
+        cb = new OTRCB(cb)
+      this.sendMsg('\x00\x00\x01\x00\x00', cb)
+      if (this.sm) {
+        if (this.smw) this.sm.worker.terminate()  // destroy webworker
+        this.sm = null
+      }
+    }
+    this.msgstate = CONST.MSGSTATE_PLAINTEXT
+    this.receivedPlaintext = false
+    this.trigger('status', [CONST.STATUS_END_OTR])
+  }
+
+  // attach methods
+
+  OTR.makeInstanceTag = function () {
+    var num = BigInt.randBigInt(32)
+    if (BigInt.greater(BigInt.str2bigInt('100', 16), num))
+      return OTR.makeInstanceTag()
+    return HLP.packINT(parseInt(BigInt.bigInt2str(num, 10), 10))
+  }
+
+}).call(this)
+
+
+  return {
+      OTR: this.OTR
+    , DSA: this.DSA
+  }
+
+}))
+
+/*!
+ * Source: lib/i18next/release/i18next-latest.min.js, license: MIT, url: http://i18next.com/
+ */
+// i18next, v1.7.4
+// Copyright (c)2014 Jan Mühlemann (jamuhl).
+// Distributed under MIT license
+// http://i18next.com
+!function(){function a(a,b){if(!b||"function"==typeof b)return a;for(var c in b)a[c]=b[c];return a}function b(a,c){for(var d in c)d in a?b(a[d],c[d]):a[d]=c[d];return a}function c(a,b,c){var d,e=0,f=a.length,g=void 0===f||"[object Array]"!==Object.prototype.toString.apply(a)||"function"==typeof a;if(c)if(g){for(d in a)if(b.apply(a[d],c)===!1)break}else for(;f>e&&b.apply(a[e++],c)!==!1;);else if(g){for(d in a)if(b.call(a[d],d,a[d])===!1)break}else for(;f>e&&b.call(a[e],e,a[e++])!==!1;);re [...]
+return c(d[R.getCountyIndexOfLng(a)],b)}},T={},U=function(a,b){T[a]=b},V=function(){function a(a){return Object.prototype.toString.call(a).slice(8,-1).toLowerCase()}function b(a,b){for(var c=[];b>0;c[--b]=a);return c.join("")}var c=function(){return c.cache.hasOwnProperty(arguments[0])||(c.cache[arguments[0]]=c.parse(arguments[0])),c.format.call(null,c.cache[arguments[0]],arguments)};return c.format=function(c,d){var e,f,g,h,i,j,k,l=1,m=c.length,n="",o=[];for(f=0;m>f;f++)if(n=a(c[f]),"st [...]
+
+/*!
+ * Source: lib/magnific-popup/dist/jquery.magnific-popup.min.js, license: MIT, url: http://dimsemenov.com/plugins/magnific-popup/
+ */
+/*! Magnific Popup - v1.0.0 - 2015-01-03
+* http://dimsemenov.com/plugins/magnific-popup/
+* Copyright (c) 2015 Dmitry Semenov; */
+!function(a){"function"==typeof define&&define.amd?define(["jquery"],a):a("object"==typeof exports?require("jquery"):window.jQuery||window.Zepto)}(function(a){var b,c,d,e,f,g,h="Close",i="BeforeClose",j="AfterClose",k="BeforeAppend",l="MarkupParse",m="Open",n="Change",o="mfp",p="."+o,q="mfp-ready",r="mfp-removing",s="mfp-prevent-close",t=function(){},u=!!window.jQuery,v=a(window),w=function(a,c){b.ev.on(o+a+p,c)},x=function(b,c,d,e){var f=document.createElement("div");return f.className= [...]
+
+/*!
+ * Source: lib/translation.js, license: MIT, url: https://webtranslateit.com/en/projects/10365-JSXC
+ */
+var I18next = {"de":{"translation":{"Logging_in":"Login läuft…","your_connection_is_unencrypted":"Deine Verbindung ist unverschlüsselt.","your_connection_is_encrypted":"Deine Verbindung ist verschlüsselt.","your_buddy_closed_the_private_connection":"Dein Kontakt hat die private Verbindung getrennt.","start_private":"Privat starten","close_private":"Privat abbrechen","your_buddy_is_verificated":"Dein Kontakt ist verifiziert.","you_have_only_a_subscription_in_one_way":"Der Kontaktstatus is [...]
+
+/*!
+ * Source: lib/emojione/lib/js/emojione.js, license: CC-BY 4.0, url: http://emojione.com
+ */
+/* jshint maxerr: 10000 */
+/* jslint unused: true */
+/* jshint shadow: true */
+/* jshint -W075 */
+(function(ns){
+    // this list must be ordered from largest length of the value array, index 0, to the shortest
+    ns.emojioneList = {":kiss_ww:":{"unicode":["1f469-200d-2764-fe0f-200d-1f48b-200d-1f469","1f469-2764-1f48b-1f469"],"isCanonical": true},":couplekiss_ww:":{"unicode":["1f469-200d-2764-fe0f-200d-1f48b-200d-1f469","1f469-2764-1f48b-1f469"],"isCanonical": false},":kiss_mm:":{"unicode":["1f468-200d-2764-fe0f-200d-1f48b-200d-1f468","1f468-2764-1f48b-1f468"],"isCanonical": true},":couplekiss_mm:":{"unicode":["1f468-200d-2764-fe0f-200d-1f48b-200d-1f468","1f468-2764-1f48b-1f468"],"isCanonical" [...]
+    // ns.shortnames = Object.keys(ns.emojioneList).map(function(emoji) {
+    //     return emoji.replace(/[+]/g, "\\$&");
+    // }).join('|');
+    var tmpShortNames = [],
+        emoji;
+    for (emoji in ns.emojioneList) {
+        if (!ns.emojioneList.hasOwnProperty(emoji)) continue;
+        tmpShortNames.push(emoji.replace(/[+]/g, "\\$&"));
+    }
+    ns.shortnames = tmpShortNames.join('|');
+    ns.asciiList = {
+        '<3':'2764',
+        '</3':'1f494',
+        ':\')':'1f602',
+        ':\'-)':'1f602',
+        ':D':'1f603',
+        ':-D':'1f603',
+        '=D':'1f603',
+        ':)':'1f642',
+        ':-)':'1f642',
+        '=]':'1f642',
+        '=)':'1f642',
+        ':]':'1f642',
+        '\':)':'1f605',
+        '\':-)':'1f605',
+        '\'=)':'1f605',
+        '\':D':'1f605',
+        '\':-D':'1f605',
+        '\'=D':'1f605',
+        '>:)':'1f606',
+        '>;)':'1f606',
+        '>:-)':'1f606',
+        '>=)':'1f606',
+        ';)':'1f609',
+        ';-)':'1f609',
+        '*-)':'1f609',
+        '*)':'1f609',
+        ';-]':'1f609',
+        ';]':'1f609',
+        ';D':'1f609',
+        ';^)':'1f609',
+        '\':(':'1f613',
+        '\':-(':'1f613',
+        '\'=(':'1f613',
+        ':*':'1f618',
+        ':-*':'1f618',
+        '=*':'1f618',
+        ':^*':'1f618',
+        '>:P':'1f61c',
+        'X-P':'1f61c',
+        'x-p':'1f61c',
+        '>:[':'1f61e',
+        ':-(':'1f61e',
+        ':(':'1f61e',
+        ':-[':'1f61e',
+        ':[':'1f61e',
+        '=(':'1f61e',
+        '>:(':'1f620',
+        '>:-(':'1f620',
+        ':@':'1f620',
+        ':\'(':'1f622',
+        ':\'-(':'1f622',
+        ';(':'1f622',
+        ';-(':'1f622',
+        '>.<':'1f623',
+        'D:':'1f628',
+        ':$':'1f633',
+        '=$':'1f633',
+        '#-)':'1f635',
+        '#)':'1f635',
+        '%-)':'1f635',
+        '%)':'1f635',
+        'X)':'1f635',
+        'X-)':'1f635',
+        '*\\0/*':'1f646',
+        '\\0/':'1f646',
+        '*\\O/*':'1f646',
+        '\\O/':'1f646',
+        'O:-)':'1f607',
+        '0:-3':'1f607',
+        '0:3':'1f607',
+        '0:-)':'1f607',
+        '0:)':'1f607',
+        '0;^)':'1f607',
+        'O:)':'1f607',
+        'O;-)':'1f607',
+        'O=)':'1f607',
+        '0;-)':'1f607',
+        'O:-3':'1f607',
+        'O:3':'1f607',
+        'B-)':'1f60e',
+        'B)':'1f60e',
+        '8)':'1f60e',
+        '8-)':'1f60e',
+        'B-D':'1f60e',
+        '8-D':'1f60e',
+        '-_-':'1f611',
+        '-__-':'1f611',
+        '-___-':'1f611',
+        '>:\\':'1f615',
+        '>:/':'1f615',
+        ':-/':'1f615',
+        ':-.':'1f615',
+        ':/':'1f615',
+        ':\\':'1f615',
+        '=/':'1f615',
+        '=\\':'1f615',
+        ':L':'1f615',
+        '=L':'1f615',
+        ':P':'1f61b',
+        ':-P':'1f61b',
+        '=P':'1f61b',
+        ':-p':'1f61b',
+        ':p':'1f61b',
+        '=p':'1f61b',
+        ':-Þ':'1f61b',
+        ':Þ':'1f61b',
+        ':þ':'1f61b',
+        ':-þ':'1f61b',
+        ':-b':'1f61b',
+        ':b':'1f61b',
+        'd:':'1f61b',
+        ':-O':'1f62e',
+        ':O':'1f62e',
+        ':-o':'1f62e',
+        ':o':'1f62e',
+        'O_O':'1f62e',
+        '>:O':'1f62e',
+        ':-X':'1f636',
+        ':X':'1f636',
+        ':-#':'1f636',
+        ':#':'1f636',
+        '=X':'1f636',
+        '=x':'1f636',
+        ':x':'1f636',
+        ':-x':'1f636',
+        '=#':'1f636'
+    };
+    ns.asciiRegexp = '(\\<3|<3|\\<\\/3|<\\/3|\\:\'\\)|\\:\'\\-\\)|\\:D|\\:\\-D|\\=D|\\:\\)|\\:\\-\\)|\\=\\]|\\=\\)|\\:\\]|\'\\:\\)|\'\\:\\-\\)|\'\\=\\)|\'\\:D|\'\\:\\-D|\'\\=D|\\>\\:\\)|>\\:\\)|\\>;\\)|>;\\)|\\>\\:\\-\\)|>\\:\\-\\)|\\>\\=\\)|>\\=\\)|;\\)|;\\-\\)|\\*\\-\\)|\\*\\)|;\\-\\]|;\\]|;D|;\\^\\)|\'\\:\\(|\'\\:\\-\\(|\'\\=\\(|\\:\\*|\\:\\-\\*|\\=\\*|\\:\\^\\*|\\>\\:P|>\\:P|X\\-P|x\\-p|\\>\\:\\[|>\\:\\[|\\:\\-\\(|\\:\\(|\\:\\-\\[|\\:\\[|\\=\\(|\\>\\:\\(|>\ [...]
+    // javascript escapes here must be ordered from largest length to shortest
+    ns.unicodeRegexp = '(\\uD83D\\uDC69\\u200D\\u2764\\uFE0F\\u200D\\uD83D\\uDC8B\\u200D\\uD83D\\uDC69|\\uD83D\\uDC68\\u200D\\u2764\\uFE0F\\u200D\\uD83D\\uDC8B\\u200D\\uD83D\\uDC68|\\uD83D\\uDC68\\u200D\\uD83D\\uDC68\\u200D\\uD83D\\uDC67\\u200D\\uD83D\\uDC66|\\uD83D\\uDC68\\u200D\\uD83D\\uDC68\\u200D\\uD83D\\uDC67\\u200D\\uD83D\\uDC67|\\uD83D\\uDC68\\u200D\\uD83D\\uDC69\\u200D\\uD83D\\uDC66\\u200D\\uD83D\\uDC66|\\uD83D\\uDC68\\u200D\\uD83D\\uDC69\\u200D\\uD83D\\uDC67\\u200D\\uD83D\\uDC66 [...]
+    ns.jsEscapeMap = {"\uD83D\uDC69\u2764\uD83D\uDC8B\uD83D\uDC69":"1f469-2764-1f48b-1f469","\uD83D\uDC68\u2764\uD83D\uDC8B\uD83D\uDC68":"1f468-2764-1f48b-1f468","\uD83D\uDC68\uD83D\uDC68\uD83D\uDC66\uD83D\uDC66":"1f468-1f468-1f466-1f466","\uD83D\uDC68\uD83D\uDC68\uD83D\uDC67\uD83D\uDC66":"1f468-1f468-1f467-1f466","\uD83D\uDC68\uD83D\uDC68\uD83D\uDC67\uD83D\uDC67":"1f468-1f468-1f467-1f467","\uD83D\uDC68\uD83D\uDC69\uD83D\uDC66\uD83D\uDC66":"1f468-1f469-1f466-1f466","\uD83D\uDC68\uD83D\uD [...]
+    ns.imagePathPNG = '//cdn.jsdelivr.net/emojione/assets/png/';
+    ns.imagePathSVG = '//cdn.jsdelivr.net/emojione/assets/svg/';
+    ns.imagePathSVGSprites = './../assets/sprites/emojione.sprites.svg';
+    ns.imageType = 'png'; // or svg
+    ns.sprites = false; // if this is true then sprite markup will be used (if SVG image type is set then you must include the SVG sprite file locally)
+    ns.unicodeAlt = true; // use the unicode char as the alt attribute (makes copy and pasting the resulting text better)
+    ns.ascii = false; // change to true to convert ascii smileys
+    ns.cacheBustParam = '?v=2.2.6'; // you can [optionally] modify this to force browsers to refresh their cache. it will be appended to the send of the filenames
+
+    ns.regShortNames = new RegExp("<object[^>]*>.*?<\/object>|<span[^>]*>.*?<\/span>|<(?:object|embed|svg|img|div|span|p|a)[^>]*>|("+ns.shortnames+")", "gi");
+    ns.regAscii = new RegExp("<object[^>]*>.*?<\/object>|<span[^>]*>.*?<\/span>|<(?:object|embed|svg|img|div|span|p|a)[^>]*>|((\\s|^)"+ns.asciiRegexp+"(?=\\s|$|[!,.?]))", "g");
+    ns.regUnicode = new RegExp("<object[^>]*>.*?<\/object>|<span[^>]*>.*?<\/span>|<(?:object|embed|svg|img|div|span|p|a)[^>]*>|("+ns.unicodeRegexp+")", "gi");
+
+    ns.toImage = function(str) {
+        str = ns.unicodeToImage(str);
+        str = ns.shortnameToImage(str);
+        return str;
+    };
+
+    // Uses toShort to transform all unicode into a standard shortname
+    // then transforms the shortname into unicode
+    // This is done for standardization when converting several unicode types
+    ns.unifyUnicode = function(str) {
+        str = ns.toShort(str);
+        str = ns.shortnameToUnicode(str);
+        return str;
+    };
+
+    // Replace shortnames (:wink:) with Ascii equivalents ( ;^) )
+    // Useful for systems that dont support unicode nor images
+    ns.shortnameToAscii = function(str) {
+        var unicode,
+        // something to keep in mind here is that array flip will destroy
+        // half of the ascii text "emojis" because the unicode numbers are duplicated
+        // this is ok for what it's being used for
+            unicodeToAscii = ns.objectFlip(ns.asciiList);
+
+        str = str.replace(ns.regShortNames, function(shortname) {
+            if( (typeof shortname === 'undefined') || (shortname === '') || (!(shortname in ns.emojioneList)) ) {
+                // if the shortname doesnt exist just return the entire match
+                return shortname;
+            }
+            else {
+                unicode = ns.emojioneList[shortname].unicode[ns.emojioneList[shortname].unicode.length-1];
+                if(typeof unicodeToAscii[unicode] !== 'undefined') {
+                    return unicodeToAscii[unicode];
+                } else {
+                    return shortname;
+                }
+            }
+        });
+        return str;
+    };
+
+    // will output unicode from shortname
+    // useful for sending emojis back to mobile devices
+    ns.shortnameToUnicode = function(str) {
+        // replace regular shortnames first
+        var unicode;
+        str = str.replace(ns.regShortNames, function(shortname) {
+            if( (typeof shortname === 'undefined') || (shortname === '') || (!(shortname in ns.emojioneList)) ) {
+                // if the shortname doesnt exist just return the entire match
+                return shortname;
+            }
+            unicode = ns.emojioneList[shortname].unicode[0].toUpperCase();
+            return ns.convert(unicode);
+        });
+
+        // if ascii smileys are turned on, then we'll replace them!
+        if (ns.ascii) {
+
+            str = str.replace(ns.regAscii, function(entire, m1, m2, m3) {
+                if( (typeof m3 === 'undefined') || (m3 === '') || (!(ns.unescapeHTML(m3) in ns.asciiList)) ) {
+                    // if the shortname doesnt exist just return the entire match
+                    return entire;
+                }
+
+                m3 = ns.unescapeHTML(m3);
+                unicode = ns.asciiList[m3].toUpperCase();
+                return m2+ns.convert(unicode);
+            });
+        }
+
+        return str;
+    };
+
+    ns.shortnameToImage = function(str) {
+        // replace regular shortnames first
+        var replaceWith,unicode,alt;
+        str = str.replace(ns.regShortNames, function(shortname) {
+            if( (typeof shortname === 'undefined') || (shortname === '') || (!(shortname in ns.emojioneList)) ) {
+                // if the shortname doesnt exist just return the entire match
+                return shortname;
+            }
+            else {
+                unicode = ns.emojioneList[shortname].unicode[ns.emojioneList[shortname].unicode.length-1];
+
+                // depending on the settings, we'll either add the native unicode as the alt tag, otherwise the shortname
+                alt = (ns.unicodeAlt) ? ns.convert(unicode.toUpperCase()) : shortname;
+
+                if(ns.imageType === 'png') {
+                    if(ns.sprites) {
+                        replaceWith = '<span class="emojione emojione-'+unicode+'" title="'+shortname+'">'+alt+'</span>';
+                    }
+                    else {
+                        replaceWith = '<img class="emojione" alt="'+alt+'" src="'+ns.imagePathPNG+unicode+'.png'+ns.cacheBustParam+'"/>';
+                    }
+                }
+                else {
+                    // svg
+                    if(ns.sprites) {
+                        replaceWith = '<svg class="emojione"><description>'+alt+'</description><use xlink:href="'+ns.imagePathSVGSprites+'#emoji-'+unicode+'"></use></svg>';
+                    }
+                    else {
+                        replaceWith = '<object class="emojione" data="'+ns.imagePathSVG+unicode+'.svg'+ns.cacheBustParam+'" type="image/svg+xml" standby="'+alt+'">'+alt+'</object>';
+                    }
+                }
+
+                return replaceWith;
+            }
+        });
+
+        // if ascii smileys are turned on, then we'll replace them!
+        if (ns.ascii) {
+
+            str = str.replace(ns.regAscii, function(entire, m1, m2, m3) {
+                if( (typeof m3 === 'undefined') || (m3 === '') || (!(ns.unescapeHTML(m3) in ns.asciiList)) ) {
+                    // if the shortname doesnt exist just return the entire match
+                    return entire;
+                }
+
+                m3 = ns.unescapeHTML(m3);
+                unicode = ns.asciiList[m3];
+
+                // depending on the settings, we'll either add the native unicode as the alt tag, otherwise the shortname
+                alt = (ns.unicodeAlt) ? ns.convert(unicode.toUpperCase()) : ns.escapeHTML(m3);
+
+                if(ns.imageType === 'png') {
+                    if(ns.sprites) {
+                        replaceWith = m2+'<span class="emojione emojione-'+unicode+'" title="'+ns.escapeHTML(m3)+'">'+alt+'</span>';
+                    }
+                    else {
+                        replaceWith = m2+'<img class="emojione" alt="'+alt+'" src="'+ns.imagePathPNG+unicode+'.png'+ns.cacheBustParam+'"/>';
+                    }
+                }
+                else {
+                    // svg
+                    if(ns.sprites) {
+                        replaceWith = '<svg class="emojione"><description>'+alt+'</description><use xlink:href="'+ns.imagePathSVGSprites+'#emoji-'+unicode+'"></use></svg>';
+                    }
+                    else {
+                        replaceWith = m2+'<object class="emojione" data="'+ns.imagePathSVG+unicode+'.svg'+ns.cacheBustParam+'" type="image/svg+xml" standby="'+alt+'">'+alt+'</object>';
+                    }
+                }
+
+                return replaceWith;
+            });
+        }
+
+        return str;
+    };
+
+    ns.unicodeToImage = function(str) {
+
+        var replaceWith,unicode,alt;
+
+        if((!ns.unicodeAlt) || (ns.sprites)) {
+            // if we are using the shortname as the alt tag then we need a reversed array to map unicode code point to shortnames
+            var mappedUnicode = ns.mapUnicodeToShort();
+        }
+
+        str = str.replace(ns.regUnicode, function(unicodeChar) {
+            if( (typeof unicodeChar === 'undefined') || (unicodeChar === '') || (!(unicodeChar in ns.jsEscapeMap)) ) {
+                // if the unicodeChar doesnt exist just return the entire match
+                return unicodeChar;
+            }
+            else {
+                // get the unicode codepoint from the actual char
+                unicode = ns.jsEscapeMap[unicodeChar];
+
+                // depending on the settings, we'll either add the native unicode as the alt tag, otherwise the shortname
+                alt = (ns.unicodeAlt) ? ns.convert(unicode.toUpperCase()) : mappedUnicode[unicode];
+
+                if(ns.imageType === 'png') {
+                    if(ns.sprites) {
+                        replaceWith = '<span class="emojione emojione-'+unicode+'" title="'+mappedUnicode[unicode]+'">'+alt+'</span>';
+                    }
+                    else {
+                        replaceWith = '<img class="emojione" alt="'+alt+'" src="'+ns.imagePathPNG+unicode+'.png'+ns.cacheBustParam+'"/>';
+                    }
+                }
+                else {
+                    // svg
+                    if(ns.sprites) {
+                        replaceWith = '<svg class="emojione"><description>'+alt+'</description><use xlink:href="'+ns.imagePathSVGSprites+'#emoji-'+unicode+'"></use></svg>';
+                    }
+                    else {
+                        replaceWith = '<img class="emojione" alt="'+alt+'" src="'+ns.imagePathSVG+unicode+'.svg'+ns.cacheBustParam+'"/>';
+                    }
+                }
+
+                return replaceWith;
+            }
+        });
+
+        return str;
+    };
+
+    // this is really just unicodeToShortname() but I opted for the shorthand name to match toImage()
+    ns.toShort = function(str) {
+        var find = ns.getUnicodeReplacementRegEx(),
+            replacementList = ns.mapUnicodeCharactersToShort();
+        return  ns.replaceAll(str, find,replacementList);
+    };
+
+    // for converting unicode code points and code pairs to their respective characters
+    ns.convert = function(unicode) {
+        if(unicode.indexOf("-") > -1) {
+            var parts = [];
+            var s = unicode.split('-');
+            for(var i = 0; i < s.length; i++) {
+                var part = parseInt(s[i], 16);
+                if (part >= 0x10000 && part <= 0x10FFFF) {
+                    var hi = Math.floor((part - 0x10000) / 0x400) + 0xD800;
+                    var lo = ((part - 0x10000) % 0x400) + 0xDC00;
+                    part = (String.fromCharCode(hi) + String.fromCharCode(lo));
+                }
+                else {
+                    part = String.fromCharCode(part);
+                }
+                parts.push(part);
+            }
+            return parts.join('');
+        }
+        else {
+            var s = parseInt(unicode, 16);
+            if (s >= 0x10000 && s <= 0x10FFFF) {
+                var hi = Math.floor((s - 0x10000) / 0x400) + 0xD800;
+                var lo = ((s - 0x10000) % 0x400) + 0xDC00;
+                return (String.fromCharCode(hi) + String.fromCharCode(lo));
+            }
+            else {
+                return String.fromCharCode(s);
+            }
+        }
+    };
+
+    ns.escapeHTML = function (string) {
+        var escaped = {
+            '&' : '&',
+            '<' : '<',
+            '>' : '>',
+            '"' : '"',
+            '\'': '''
+        };
+
+        return string.replace(/[&<>"']/g, function (match) {
+            return escaped[match];
+        });
+    };
+    ns.unescapeHTML = function (string) {
+        var unescaped = {
+            '&'  : '&',
+            '&'  : '&',
+            '&#x26;' : '&',
+            '<'   : '<',
+            '<'  : '<',
+            '&#x3C;' : '<',
+            '>'   : '>',
+            '>'  : '>',
+            '&#x3E;' : '>',
+            '"' : '"',
+            '"'  : '"',
+            '&#x22;' : '"',
+            ''' : '\'',
+            '''  : '\'',
+            '&#x27;' : '\''
+        };
+
+        return string.replace(/&(?:amp|#38|#x26|lt|#60|#x3C|gt|#62|#x3E|apos|#39|#x27|quot|#34|#x22);/ig, function (match) {
+            return unescaped[match];
+        });
+    };
+
+    ns.mapEmojioneList = function (addToMapStorage) {
+        for (var shortname in ns.emojioneList) {
+            if (!ns.emojioneList.hasOwnProperty(shortname)) { continue; }
+            for (var i = 0, len = ns.emojioneList[shortname].unicode.length; i < len; i++) {
+                var unicode = ns.emojioneList[shortname].unicode[i];
+                addToMapStorage(unicode, shortname);
+            }
+        }
+    };
+
+    ns.mapUnicodeToShort = function() {
+        if (!ns.memMapShortToUnicode) {
+            ns.memMapShortToUnicode = {};
+            ns.mapEmojioneList(function (unicode, shortname) {
+                ns.memMapShortToUnicode[unicode] = shortname;
+            });
+        }
+        return ns.memMapShortToUnicode;
+    };
+
+    ns.memoizeReplacement = function() {
+        if (!ns.unicodeReplacementRegEx || !ns.memMapShortToUnicodeCharacters) {
+            var unicodeList = [];
+            ns.memMapShortToUnicodeCharacters = {};
+            ns.mapEmojioneList(function (unicode, shortname) {
+                var emojiCharacter = ns.convert(unicode);
+                if(ns.emojioneList[shortname].isCanonical) {
+                    ns.memMapShortToUnicodeCharacters[emojiCharacter] = shortname;
+                }
+                unicodeList.push(emojiCharacter);
+            });
+            ns.unicodeReplacementRegEx = unicodeList.join('|');
+        }
+    };
+
+    ns.mapUnicodeCharactersToShort = function() {
+        ns.memoizeReplacement();
+        return ns.memMapShortToUnicodeCharacters;
+    };
+
+    ns.getUnicodeReplacementRegEx = function() {
+        ns.memoizeReplacement();
+        return ns.unicodeReplacementRegEx;
+    };
+
+    //reverse an object
+    ns.objectFlip = function (obj) {
+        var key, tmp_obj = {};
+
+        for (key in obj) {
+            if (obj.hasOwnProperty(key)) {
+                tmp_obj[obj[key]] = key;
+            }
+        }
+
+        return tmp_obj;
+    };
+
+    ns.escapeRegExp = function(string) {
+        return string.replace(/[-[\]{}()*+?.,;:&\\^$#\s]/g, "\\$&");
+    };
+
+    ns.replaceAll = function(string, find, replacementList) {
+        var escapedFind = ns.escapeRegExp(find);
+        var search = new RegExp("<object[^>]*>.*?<\/object>|<span[^>]*>.*?<\/span>|<(?:object|embed|svg|img|div|span|p|a)[^>]*>|("+escapedFind+")", "gi");
+
+        // callback prevents replacing anything inside of these common html tags as well as between an <object></object> tag
+        var replace = function(entire, m1) {
+            return ((typeof m1 === 'undefined') || (m1 === '')) ? entire : replacementList[m1];
+        };
+
+        return string.replace(search,replace);
+    };
+
+}(this.emojione = this.emojione || {}));
+if(typeof module === "object") module.exports = this.emojione;
+
+
+/*!
+ * Source: sound/incomingMessage.js, license: sound/credentials, url: null
+ */
+var jsxcIncomingMessageB64 = new Audio("data:audio/wav;base64,UklGRlyIAQBXQVZFZm10IBAAAAABAAIARKwAABCxAgAEABAAZGF0YTiIAQD//wAAAQAAAAEAAAAAAAAA//8AAAEAAQAAAP//AAAAAAAAAQAAAP///////wEAAQAAAP7/AAAAAP//AQACAAAAAAD//wAAAAAAAAAAAAAAAP7/AQABAP//AAABAAAA//8AAAEA//8AAAEAAQD/////AQABAP//AAAAAP//AQAAAAAAAAD//wAAAQAAAP////8BAAEA//8AAP//AAABAP//AAAAAAEAAQAAAAAAAAD/////AAD//wAA//8BAAEA/////wEAAAAAAAAAAQAAAP//AgAAAP7/AAABAAAAAAABAP//AAAAAP//AAAAAAAAAAD/////AQAAAAAAAAAAAP//AQAAAAEA//8AAAAAAQAAAAAA//8BAA [...]
+
+
+/*!
+ * Source: sound/Rotary-Phone6.js, license: sound/credentials, url: null
+ */
+var jsxcRotaryPhoneB64 = new Audio("data:audio/mp3;base64,//OEcAAI/Oj3wgTFSgCoAlysAAAABq6/r64wG1Ngm4ey0gg9n3///PZSkL2MtsstYINDQ4p0Ojfd//6d2ch0Y6ORXJ9GOgoJiQ4OHOjC4gNA5AdSBP2P8DkH2hYb/AAAW7iUff+gPQTg6FBEhv3+2NRv9wGBDGRvFsE0JwQiJSmvedve/pBIEcQwJg3J/0WdRZpLJ69+95ve95veZve/zMzkzrZ2ZmZPLFOO191768wWOXv+UovXv0osWLOnOY69//OEcGAQOR0i2qewAACoAlytQAAA7336UpSk/SkzMze9KLDA8c6D4PicHx4EUCARGg//+oEAQ/gAACRCWTrLLqrK0WlCbH0WEjr3rX35hLvOrY0h4BqMxcJ9JALChOg2jNNy+mVxzCqNoCQACwsDAIRMkyZPyOHMGUGYNAsODiRsl0V9lv [...]
+
+
+/*!
+ * Source: sound/Ping1.js, license: sound/credentials, url: null
+ */
+var jsxcPing1B64 = new Audio("data:audio/mp3;base64,//uQZAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAASW5mbwAAAA8AAACHAADeCQADBQkLDRESFBgaHCAiJCcpKy8xNTY4PD5AREZIS01PU1VXW1xeYmRoamxvcXN3eXt/gIKGiIqOkJKVl5udn6OkpqqsrrK0trm7vcHDxcnKztDS1tja3d/h5efp7e7w9Pb4/P4AAAA5TEFNRTMuOThyAaoAAAAALHoAABSAJAZfTgAAgAAA3glooHPzAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA [...]
diff --git a/app/assets/javascripts/diaspora_jsxc/jsxc.dep.min.js b/app/assets/javascripts/diaspora_jsxc/jsxc.dep.min.js
new file mode 100644
index 0000000..368077f
--- /dev/null
+++ b/app/assets/javascripts/diaspora_jsxc/jsxc.dep.min.js
@@ -0,0 +1,143 @@
+/*!
+ * jsxc v3.0.1-nightly.20160504 - 2016-09-12
+ * 
+ * Copyright (c) 2016 Klaus Herberth <klaus at jsxc.org> <br>
+ * Released under the MIT license
+ * 
+ * Please see http://www.jsxc.org/
+ * 
+ * @author Klaus Herberth <klaus at jsxc.org>
+ * @version 3.0.1-nightly.20160504
+ * @license MIT
+ */
+/*!
+ * jsxc v3.0.1-nightly.20160504 - 2016-09-12
+ * 
+ * This file concatenates all dependencies of jsxc.
+ * 
+ */
+/*!
+ * Source: lib/strophe.min.js, license: multiple, url: http://strophe.im/strophejs/
+ */
+/*! strophe.js v1.1.3 - built on 20-01-2014 */
+function b64_sha1(a){return binb2b64(core_sha1(str2binb(a),8*a.length))}function str_sha1(a){return binb2str(core_sha1(str2binb(a),8*a.length))}function b64_hmac_sha1(a,b){return binb2b64(core_hmac_sha1(a,b))}function str_hmac_sha1(a,b){return binb2str(core_hmac_sha1(a,b))}function core_sha1(a,b){a[b>>5]|=128<<24-b%32,a[(b+64>>9<<4)+15]=b;var c,d,e,f,g,h,i,j,k=new Array(80),l=1732584193,m=-271733879,n=-1732584194,o=271733878,p=-1009589776;for(c=0;c<a.length;c+=16){for(f=l,g=m,h=n,i=o,j=p [...]
+b=b.replace(d[0],""),d[2]=d[2].replace(/^"(.+)"$/,"$1"),d[1]){case"realm":g=d[2];break;case"nonce":i=d[2];break;case"qop":j=d[2];break;case"host":h=d[2]}var k=a.servtype+"/"+a.domain;null!==h&&(k=k+"/"+h);var l=MD5.hash(a.authcid+":"+g+":"+this._connection.pass)+":"+i+":"+f,m="AUTHENTICATE:"+k,n="";return n+="charset=utf-8,",n+="username="+this._quote(a.authcid)+",",n+="realm="+this._quote(g)+",",n+="nonce="+this._quote(i)+",",n+="nc=00000001,",n+="cnonce="+this._quote(f)+",",n+="digest- [...]
+ * Source: lib/strophe.muc.js, license: MIT, url: https://github.com/strophe/strophejs-plugins
+ */
+var Occupant,RoomConfig,XmppRoom,__bind=function(fn,me){return function(){return fn.apply(me,arguments)}};Strophe.addConnectionPlugin("muc",{_connection:null,rooms:{},roomNames:[],init:function(conn){return this._connection=conn,this._muc_handler=null,Strophe.addNamespace("MUC_OWNER",Strophe.NS.MUC+"#owner"),Strophe.addNamespace("MUC_ADMIN",Strophe.NS.MUC+"#admin"),Strophe.addNamespace("MUC_USER",Strophe.NS.MUC+"#user"),Strophe.addNamespace("MUC_ROOMCONF",Strophe.NS.MUC+"#roomconfig")},j [...]
+ * Source: lib/strophe.disco.js, license: MIT, url: https://github.com/strophe/strophejs-plugins
+ */
+Strophe.addConnectionPlugin("disco",{_connection:null,_identities:[],_features:[],_items:[],init:function(conn){this._connection=conn,this._identities=[],this._features=[],this._items=[],conn.addHandler(this._onDiscoInfo.bind(this),Strophe.NS.DISCO_INFO,"iq","get",null,null),conn.addHandler(this._onDiscoItems.bind(this),Strophe.NS.DISCO_ITEMS,"iq","get",null,null)},addIdentity:function(category,type,name,lang){for(var i=0;i<this._identities.length;i++)if(this._identities[i].category==cat [...]
+ * Source: lib/strophe.caps.js, license: MIT, url: https://github.com/strophe/strophejs-plugins
+ */
+/**
+ * Entity Capabilities (XEP-0115)
+ * 
+ * Depends on disco plugin.
+ * 
+ * See: http://xmpp.org/extensions/xep-0115.html
+ * 
+ * Authors: - Michael Weibel <michael.weibel at gmail.com> - Klaus Herberth <klaus at jsxc.org>
+ * Copyright: - Michael Weibel <michael.weibel at gmail.com>
+ * 
+ * @license MIT
+ */
+function($){Strophe.addConnectionPlugin("caps",{HASH:"sha-1",node:"http://strophe.im/strophejs/",_ver:"",_connection:null,_knownCapabilities:JSON.parse(localStorage.getItem("strophe.caps._knownCapabilities"))||{},_jidVerIndex:JSON.parse(localStorage.getItem("strophe.caps._jidVerIndex"))||{},init:function(conn){if(this._connection=conn,Strophe.addNamespace("CAPS","http://jabber.org/protocol/caps"),!this._connection.disco)throw"Caps plugin requires the disco plugin to be installed.";this._ [...]
+ * Source: lib/strophe.vcard.js, license: MIT, url: https://github.com/strophe/strophejs-plugins
+ */
+function(){var buildIq;buildIq=function(type,jid,vCardEl){var iq;return iq=$iq(jid?{type:type,to:jid}:{type:type}),iq.c("vCard",{xmlns:Strophe.NS.VCARD}),vCardEl&&iq.cnode(vCardEl),iq},Strophe.addConnectionPlugin("vcard",{_connection:null,init:function(conn){return this._connection=conn,Strophe.addNamespace("VCARD","vcard-temp")},get:function(handler_cb,jid,error_cb){var iq;return"function"==typeof jid&&(error_cb=jid,jid=null),iq=buildIq("get",jid),this._connection.sendIQ(iq,handler_cb,e [...]
+ * Source: lib/strophe.bookmarks.js, license: MIT, url: https://github.com/strophe/strophejs-plugins/tree/master/bookmarks
+ */
+Strophe.addConnectionPlugin("bookmarks",{init:function(connection){this.connection=connection,Strophe.addNamespace("PRIVATE","jabber:iq:private"),Strophe.addNamespace("BOOKMARKS","storage:bookmarks"),Strophe.addNamespace("PRIVACY","jabber:iq:privacy"),Strophe.addNamespace("DELAY","jabber:x:delay"),Strophe.addNamespace("PUBSUB","http://jabber.org/protocol/pubsub")},createBookmarksNode:function(success,error){return this.connection.sendIQ($iq({type:"set"}).c("pubsub",{xmlns:Strophe.NS.PUBS [...]
+ * Source: lib/strophe.x.js, license: MIT, url: https://github.com/strophe/strophejs-plugins/tree/master/dataforms
+ */
+function(){var $field,$form,$item,$opt,Field,Form,Item,Option,helper,__slice=[].slice,__bind=function(fn,me){return function(){return fn.apply(me,arguments)}},__indexOf=[].indexOf||function(item){for(var i=0,l=this.length;l>i;i++)if(i in this&&this[i]===item)return i;return-1};helper={fill:function(src,target,klass){var f,_i,_len,_results;for(_results=[],_i=0,_len=src.length;_len>_i;_i++)f=src[_i],_results.push(target.push(f instanceof klass?f:new klass(f)));return _results},createHtmlFi [...]
+ * Source: lib/strophe.jinglejs/strophe.jinglejs-bundle.js, license: MIT, url: https://github.com/sualko/strophe.jinglejs
+ */
+/*!
+ * strophe.jinglejs v0.1.1 - 2015-11-27
+ * 
+ * Copyright (c) 2015 Klaus Herberth <klaus at jsxc.org> <br>
+ * Released under the MIT license
+ * 
+ * Please see https://github.com/sualko/strophe.jinglejs/
+ * 
+ * @author Klaus Herberth <klaus at jsxc.org>
+ * @version 0.1.1
+ * @license MIT
+ */
+function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a="function"==typeof require&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}for(var i="function"==typeof require&&require,o=0;o<r.length;o++)s(r[o]);return s}({1:[function(require,module,exports){},{}],2:[function( [...]
+ * The buffer module from node.js, for the browser.
+ *
+ * @author   Feross Aboukhadijeh <feross at feross.org> <http://feross.org>
+ * @license  MIT
+ */
+var base64=require("base64-js"),ieee754=require("ieee754"),isArray=require("is-array");exports.Buffer=Buffer,exports.SlowBuffer=SlowBuffer,exports.INSPECT_MAX_BYTES=50,Buffer.poolSize=8192;var rootParent={};Buffer.TYPED_ARRAY_SUPPORT=void 0!==global.TYPED_ARRAY_SUPPORT?global.TYPED_ARRAY_SUPPORT:typedArraySupport(),Buffer.TYPED_ARRAY_SUPPORT&&(Buffer.prototype.__proto__=Uint8Array.prototype,Buffer.__proto__=Uint8Array),Buffer.isBuffer=function(b){return!(null==b||!b._isBuffer)},Buffer.co [...]
+},decode:decode,encode:encode,toASCII:toASCII,toUnicode:toUnicode},"function"==typeof define&&"object"==typeof define.amd&&define.amd)define("punycode",function(){return punycode});else if(freeExports&&freeModule)if(module.exports==freeExports)freeModule.exports=punycode;else for(key in punycode)punycode.hasOwnProperty(key)&&(freeExports[key]=punycode[key]);else root.punycode=punycode}(this)}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof w [...]
+var available=buffer.length>=this.charLength-this.charReceived?this.charLength-this.charReceived:buffer.length;if(buffer.copy(this.charBuffer,this.charReceived,0,available),this.charReceived+=available,this.charReceived<this.charLength)return"";buffer=buffer.slice(available,buffer.length),charStr=this.charBuffer.slice(0,this.charLength).toString(this.encoding);var charCode=charStr.charCodeAt(charStr.length-1);if(!(charCode>=55296&&56319>=charCode)){if(this.charReceived=this.charLength=0, [...]
+c=md5_hh(c,d,a,b,x[i+15],16,530742520),b=md5_hh(b,c,d,a,x[i+2],23,-995338651),a=md5_ii(a,b,c,d,x[i+0],6,-198630844),d=md5_ii(d,a,b,c,x[i+7],10,1126891415),c=md5_ii(c,d,a,b,x[i+14],15,-1416354905),b=md5_ii(b,c,d,a,x[i+5],21,-57434055),a=md5_ii(a,b,c,d,x[i+12],6,1700485571),d=md5_ii(d,a,b,c,x[i+3],10,-1894986606),c=md5_ii(c,d,a,b,x[i+10],15,-1051523),b=md5_ii(b,c,d,a,x[i+1],21,-2054922799),a=md5_ii(a,b,c,d,x[i+8],6,1873313359),d=md5_ii(d,a,b,c,x[i+15],10,-30611744),c=md5_ii(c,d,a,b,x[i+6], [...]
+(c) 2012 by Cédric Mesnil. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
+
+    - Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
+    - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROF [...]
+*/
+var zl=[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,7,4,13,1,10,6,15,3,12,0,9,5,2,14,11,8,3,10,14,4,9,15,8,1,2,7,0,6,13,11,5,12,1,9,11,10,0,8,12,4,13,3,7,15,14,5,6,2,4,0,5,9,7,12,2,10,14,1,3,8,11,6,15,13],zr=[5,14,7,0,9,2,11,4,13,6,15,8,1,10,3,12,6,11,3,7,0,13,5,10,14,15,8,12,4,9,1,2,15,5,1,3,7,14,6,9,11,8,12,2,10,0,4,13,8,6,4,1,3,11,15,0,5,12,2,13,9,7,10,14,12,15,10,4,1,5,8,7,6,2,13,14,0,3,9,11],sl=[11,14,15,12,5,8,7,9,11,13,14,15,6,7,9,8,7,6,8,13,11,9,7,15,7,12,15,9,11,7,13,12,11,13,6,7,14,9 [...]
+end=void 0===end||end>length?length:+end||0,0>end&&(end+=length),length=start>end?0:end-start>>>0,start>>>=0;for(var result=Array(length);++index<length;)result[index]=array[index+start];return result}function getMatchData(object){for(var result=pairs(object),length=result.length;length--;)result[length][2]=isStrictComparable(result[length][1]);return result}function isKey(value,object){var type=typeof value;if("string"==type&&reIsPlainProp.test(value)||"number"==type)return!0;if(isArray [...]
+},set:function(stream){"mozSrcObject"in this?this.mozSrcObject=stream:(this._srcObject=stream,this.src=URL.createObjectURL(stream))}}),getUserMedia=window.navigator&&window.navigator.getUserMedia),attachMediaStream=function(element,stream){element.srcObject=stream},reattachMediaStream=function(to,from){to.srcObject=from.srcObject},"undefined"!=typeof window&&window.navigator)if(navigator.mozGetUserMedia&&window.mozRTCPeerConnection){if(webrtcUtils.log("This appears to be Firefox"),webrtc [...]
+var audioTracks=oldStream.getAudioTracks();audioTracks.length&&newStream.addTrack(audioTracks[0]),this.pc.addStream(newStream),this.pc.handleOffer({type:"offer",jingle:this.pc.remoteDescription},function(err){return err?(self._log("error","Could not process offer for switching streams"),cb(err)):void self.pc.answer(function(err,answer){return err?(self._log("error","Could not process answer for switching streams"),cb(err)):(answer.jingle.contents.forEach(function(content){delete content. [...]
+ * async
+ * https://github.com/caolan/async
+ *
+ * Copyright 2010-2014 Caolan McMahon
+ * Released under the MIT license
+ */
+!function(){function only_once(fn){var called=!1;return function(){if(called)throw new Error("Callback was already called.");called=!0,fn.apply(root,arguments)}}var root,previous_async,async={};root=this,null!=root&&(previous_async=root.async),async.noConflict=function(){return root.async=previous_async,async};var _toString=Object.prototype.toString,_isArray=Array.isArray||function(obj){return"[object Array]"===_toString.call(obj)},_each=function(arr,iterator){for(var i=0;i<arr.length;i+ [...]
+SEC_LABEL_0:"urn:xmpp:sec-label:0",SEC_LABEL_CATALOG_2:"urn:xmpp:sec-label:catalog:2",SEC_LABEL_ESS_0:"urn:xmpp:sec-label:ess:0",JINGLE_SOCKS5_1:"urn:xmpp:jingle:transports:s5b:1",JINGLE_IBB_1:"urn:xmpp:jingle:transports:ibb:1",JINGLE_RTP_ZRTP_1:"urn:xmpp:jingle:apps:rtp:zrtp:1",THUMBS_0:"urn:xmpp:thumbs:0",THUMBS_1:"urn:xmpp:thumbs:1",DECLOAKING_0:"urn:xmpp:decloaking:0",CARBONS_2:"urn:xmpp:carbons:2",JINGLE_RTP_RTCP_FB_0:"urn:xmpp:jingle:apps:rtp:rtcp-fb:0",JINGLE_RTP_HDREXT_0:"urn:xmp [...]
+text:Utils.textSub(_xmppConstants.Namespace.GEOLOC,"text"),timestamp:Utils.dateSub(_xmppConstants.Namespace.GEOLOC,"timestamp"),tzo:Utils.tzoSub(_xmppConstants.Namespace.GEOLOC,"tzo"),uri:Utils.textSub(_xmppConstants.Namespace.GEOLOC,"uri")}});JXT.extendPubsubItem(GeoLoc)},module.exports=exports["default"]},{"xmpp-constants":220}],154:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:!0});var _xmppConstants=require("xmpp-constants");exports[ [...]
+}],173:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:!0});var _xmppConstants=require("xmpp-constants");exports["default"]=function(JXT){var Utils=JXT.utils,Pubsub=JXT.define({name:"pubsub",namespace:_xmppConstants.Namespace.PUBSUB,element:"pubsub",fields:{create:{get:function(){var node=Utils.getSubAttribute(this.xml,_xmppConstants.Namespace.PUBSUB,"create","node");return node?node:Utils.getBoolSub(this.xml,_xmppConstants.Namespace.PUBSU [...]
+exports["default"]=function(JXT){var Utils=JXT.utils;JXT.define({name:"streamError",namespace:_xmppConstants.Namespace.STREAM,element:"error",topLevel:!0,fields:{lang:{get:function(){return this._lang||""},set:function(value){this._lang=value}},condition:Utils.enumSub(_xmppConstants.Namespace.STREAM_ERROR,CONDITIONS),seeOtherHost:{get:function(){return Utils.getSubText(this.xml,_xmppConstants.Namespace.STREAM_ERROR,"see-other-host")},set:function(value){this.condition="see-other-host",Ut [...]
+(result===result?result===value:value!==value)&&(void 0!==value||key in object)||(object[key]=result)}return object}var baseAssign=require("lodash._baseassign"),createAssigner=require("lodash._createassigner"),keys=require("lodash.keys"),assign=createAssigner(function(object,source,customizer){return customizer?assignWith(object,source,customizer):baseAssign(object,source)});module.exports=assign},{"lodash._baseassign":233,"lodash._createassigner":235,"lodash.keys":239}],233:[function(re [...]
+kk=x.length,c=0,i=ys;k>i;i++)c+=x[i]+y[i-ys],x[i]=c&mask,c=(c-x[i])/radix;for(i=k;c&&kk>i;i++)c+=x[i],x[i]=c&mask,c=(c-x[i])/radix}function subShift_(x,y,ys){var i,c,k,kk;for(k=x.length<ys+y.length?x.length:ys+y.length,kk=x.length,c=0,i=ys;k>i;i++)c+=x[i]-y[i-ys],x[i]=c&mask,c=(c-x[i])/radix;for(i=k;c&&kk>i;i++)c+=x[i],x[i]=c&mask,c=(c-x[i])/radix}function sub_(x,y){var i,c,k;for(k=x.length<y.length?x.length:y.length,c=0,i=0;k>i;i++)c+=x[i]-y[i],x[i]=c&mask,c=(c-x[i])/radix;for(i=k;c&&i< [...]
+ * Source: lib/otr/build/dep/eventemitter.js, license: MIT, url: http://git.io/ee
+ */
+/*!
+ * EventEmitter v4.2.3 - git.io/ee
+ * Oliver Caldwell
+ * MIT license
+ * @preserve
+ */
+function(){"use strict";function EventEmitter(){}function indexOfListener(listeners,listener){for(var i=listeners.length;i--;)if(listeners[i].listener===listener)return i;return-1}function alias(name){return function(){return this[name].apply(this,arguments)}}var proto=EventEmitter.prototype;proto.getListeners=function(evt){var response,key,events=this._getEvents();if("object"==typeof evt){response={};for(key in events)events.hasOwnProperty(key)&&evt.test(key)&&(response[key]=events[key] [...]
+void this.trigger("question",[question])):this.abort());case CONST.SMPSTATE_EXPECT2:if(HLP.debug.call(this,"smp tlv 3"),ms=HLP.readLen(msg.msg.substr(0,4)),11!==ms)return this.abort();if(msg=HLP.unpackMPIs(11,msg.msg.substring(4)),!(HLP.checkGroup(msg[0],N_MINUS_2)&&HLP.checkGroup(msg[3],N_MINUS_2)&&HLP.checkGroup(msg[6],N_MINUS_2)&&HLP.checkGroup(msg[7],N_MINUS_2)))return this.abort();if(!HLP.ZKP(3,msg[1],HLP.multPowMod(G,msg[2],msg[0],msg[1],N)))return this.abort();if(!HLP.ZKP(4,msg[4] [...]
+ * Source: lib/i18next/release/i18next-latest.min.js, license: MIT, url: http://i18next.com/
+ */
+!function(){function a(a,b){if(!b||"function"==typeof b)return a;for(var c in b)a[c]=b[c];return a}function b(a,c){for(var d in c)d in a?b(a[d],c[d]):a[d]=c[d];return a}function c(a,b,c){var d,e=0,f=a.length,g=void 0===f||"[object Array]"!==Object.prototype.toString.apply(a)||"function"==typeof a;if(c)if(g){for(d in a)if(b.apply(a[d],c)===!1)break}else for(;f>e&&b.apply(a[e++],c)!==!1;);else if(g){for(d in a)if(b.call(a[d],d,a[d])===!1)break}else for(;f>e&&b.call(a[e],e,a[e++])!==!1;);re [...]
+return c(d[R.getCountyIndexOfLng(a)],b)}},T={},U=function(a,b){T[a]=b},V=function(){function a(a){return Object.prototype.toString.call(a).slice(8,-1).toLowerCase()}function b(a,b){for(var c=[];b>0;c[--b]=a);return c.join("")}var c=function(){return c.cache.hasOwnProperty(arguments[0])||(c.cache[arguments[0]]=c.parse(arguments[0])),c.format.call(null,c.cache[arguments[0]],arguments)};return c.format=function(c,d){var e,f,g,h,i,j,k,l=1,m=c.length,n="",o=[];for(f=0;m>f;f++)if(n=a(c[f]),"st [...]
+ * Source: lib/magnific-popup/dist/jquery.magnific-popup.min.js, license: MIT, url: http://dimsemenov.com/plugins/magnific-popup/
+ */
+/*! Magnific Popup - v1.0.0 - 2015-01-03
+* http://dimsemenov.com/plugins/magnific-popup/
+* Copyright (c) 2015 Dmitry Semenov; */
+!function(a){"function"==typeof define&&define.amd?define(["jquery"],a):a("object"==typeof exports?require("jquery"):window.jQuery||window.Zepto)}(function(a){var b,c,d,e,f,g,h="Close",i="BeforeClose",j="AfterClose",k="BeforeAppend",l="MarkupParse",m="Open",n="Change",o="mfp",p="."+o,q="mfp-ready",r="mfp-removing",s="mfp-prevent-close",t=function(){},u=!!window.jQuery,v=a(window),w=function(a,c){b.ev.on(o+a+p,c)},x=function(b,c,d,e){var f=document.createElement("div");return f.className= [...]
+ * Source: lib/translation.js, license: MIT, url: https://webtranslateit.com/en/projects/10365-JSXC
+ */
+var I18next={de:{translation:{Logging_in:"Login läuft…",your_connection_is_unencrypted:"Deine Verbindung ist unverschlüsselt.",your_connection_is_encrypted:"Deine Verbindung ist verschlüsselt.",your_buddy_closed_the_private_connection:"Dein Kontakt hat die private Verbindung getrennt.",start_private:"Privat starten",close_private:"Privat abbrechen",your_buddy_is_verificated:"Dein Kontakt ist verifiziert.",you_have_only_a_subscription_in_one_way:"Der Kontaktstatus ist einseitig.",authenti [...]
+Ask:"Preguntar",To_authenticate_pick_a_secret_:"Para autenticar, elija un secreto conocido sólo por usted y su amigo.",Compare:"Comparar",Fingerprints:"Firmas digitales",Authentication:"Autenticación",Message:"Mensaje",Add_buddy:"Añadir amigo",rename_buddy:"renombrar amigo",delete_buddy:"eliminar amigo",Login:"Iniciar Sesión",Username:"Usuario",Password:"Contraseña",Cancel:"Cancelar",Connect:"Conectar",Type_in_the_full_username_:"Escriba el usuario completo y un alias opcional.",Alias:"A [...]
+Verified:"verificato",Unverified:"non verificato",private_conversation_aborted:"Conversazione privata abortito!",your_buddy_closed_the_private_conversation_you_should_do_the_same:"Il tuo compagno ha chiuso la conversazione privata! Si dovrebbe fare lo stesso.",conversation_is_now_verified:"Conversazione è ora verificato.",authentication_failed:"autenticazione fallita.",Creating_your_private_key_:"Creare la propria chiave privata; questo potrebbe richiedere un po'.",Authenticating_a_buddy [...]
+},muc_temporary:{keyword:"temporário",description:"Será destruída se o último ocupante tiver saído"},muc_unmoderated:{keyword:"sem moderação",description:"Todos tem permissão de enviar mensagens"},muc_unsecured:{keyword:null,description:"Você não precisa de senha para entrar"},Continue:"Avançar",Server:null,Rooms_are_loaded:"Sala carregada",Could_load_only:null,muc_explanation:null,You_already_joined_this_room:"Você já entrou nesta sala",This_room_will_be_closed:"Esta sala será fechada", [...]
+snapshot:null,mute_my_audio:null,pause_my_video:null,fullscreen:null,Info:null,Local_IP:null,Remote_IP:null,Local_Fingerprint:null,Remote_Fingerprint:null,Video_call_not_possible:null,Start_video_call:null,Join_chat:null,Join:null,Room:null,Nickname:null,left_the_building:null,entered_the_room:null,is_now_known_as:null,This_room_is:null,muc_hidden:{keyword:null,description:null},muc_membersonly:{keyword:null,description:null},muc_moderated:{keyword:null,description:null},muc_nonanonymous [...]
+ * Source: lib/emojione/lib/js/emojione.js, license: CC-BY 4.0, url: http://emojione.com
+ */
+!function(ns){ns.emojioneList={":kiss_ww:":{unicode:["1f469-200d-2764-fe0f-200d-1f48b-200d-1f469","1f469-2764-1f48b-1f469"],isCanonical:!0},":couplekiss_ww:":{unicode:["1f469-200d-2764-fe0f-200d-1f48b-200d-1f469","1f469-2764-1f48b-1f469"],isCanonical:!1},":kiss_mm:":{unicode:["1f468-200d-2764-fe0f-200d-1f48b-200d-1f468","1f468-2764-1f48b-1f468"],isCanonical:!0},":couplekiss_mm:":{unicode:["1f468-200d-2764-fe0f-200d-1f48b-200d-1f468","1f468-2764-1f48b-1f468"],isCanonical:!1},":family_mmbb [...]
+},":point_left_tone5:":{unicode:["1f448-1f3ff"],isCanonical:!0},":point_left_tone4:":{unicode:["1f448-1f3fe"],isCanonical:!0},":point_left_tone3:":{unicode:["1f448-1f3fd"],isCanonical:!0},":point_left_tone2:":{unicode:["1f448-1f3fc"],isCanonical:!0},":point_left_tone1:":{unicode:["1f448-1f3fb"],isCanonical:!0},":point_down_tone5:":{unicode:["1f447-1f3ff"],isCanonical:!0},":point_down_tone4:":{unicode:["1f447-1f3fe"],isCanonical:!0},":point_down_tone3:":{unicode:["1f447-1f3fd"],isCanonica [...]
+isCanonical:!0},":control_knobs:":{unicode:["1f39b-fe0f","1f39b"],isCanonical:!0},":flag_white:":{unicode:["1f3f3-fe0f","1f3f3"],isCanonical:!0},":waving_white_flag:":{unicode:["1f3f3-fe0f","1f3f3"],isCanonical:!1},":rosette:":{unicode:["1f3f5-fe0f","1f3f5"],isCanonical:!0},":label:":{unicode:["1f3f7-fe0f","1f3f7"],isCanonical:!0},":projector:":{unicode:["1f4fd-fe0f","1f4fd"],isCanonical:!0},":film_projector:":{unicode:["1f4fd-fe0f","1f4fd"],isCanonical:!1},":om_symbol:":{unicode:["1f549 [...]
+isCanonical:!0},":sneeze:":{unicode:["1f927"],isCanonical:!1},":video_game:":{unicode:["1f3ae"],isCanonical:!0},":dart:":{unicode:["1f3af"],isCanonical:!0},":slot_machine:":{unicode:["1f3b0"],isCanonical:!0},":8ball:":{unicode:["1f3b1"],isCanonical:!0},":game_die:":{unicode:["1f3b2"],isCanonical:!0},":bowling:":{unicode:["1f3b3"],isCanonical:!0},":flower_playing_cards:":{unicode:["1f3b4"],isCanonical:!0},":lying_face:":{unicode:["1f925"],isCanonical:!0},":liar:":{unicode:["1f925"],isCano [...]
+unicode:["1f3cf"],isCanonical:!1},":volleyball:":{unicode:["1f3d0"],isCanonical:!0},":field_hockey:":{unicode:["1f3d1"],isCanonical:!0},":hockey:":{unicode:["1f3d2"],isCanonical:!0},":ping_pong:":{unicode:["1f3d3"],isCanonical:!0},":table_tennis:":{unicode:["1f3d3"],isCanonical:!1},":badminton:":{unicode:["1f3f8"],isCanonical:!0},":drum:":{unicode:["1f941"],isCanonical:!0},":drum_with_drumsticks:":{unicode:["1f941"],isCanonical:!1},":shrimp:":{unicode:["1f990"],isCanonical:!0},":squid:": [...]
+ns.jsEscapeMap={"👩❤💋👩":"1f469-2764-1f48b-1f469","👨❤💋👨":"1f468-2764-1f48b-1f468","👨👨👦👦":"1f468-1f468-1f466-1f466","👨👨👧👦":"1f468-1f468-1f467-1f466","👨👨👧👧":"1f468-1f468-1f467-1f467","👨👩👦👦":"1f468-1f469-1f466-1f466","👨👩👧👦":"1f468-1f469-1f467-1f466","👨👩👧👧":"1f468-1f469-1f467-1f467","👩👩👦👦":"1f469-1f469-1f466-1f466","👩👩👧👦":"1f469-1f469-1f467-1f466","👩👩👧👧":"1f469-1f469-1f467-1f467","👩❤👩":"1f469-2764-1f469","👨❤👨":"1f468-2764-1f468","👨👨👦":"1f468-1f468-1f466","👨👨👧":"1f468-1f468-1f467","👨👩👧":"1f468- [...]
+"✡":"2721","❣":"2763","🌤":"1f324","🌥":"1f325","🌦":"1f326","🖱":"1f5b1"},ns.imagePathPNG="//cdn.jsdelivr.net/emojione/assets/png/",ns.imagePathSVG="//cdn.jsdelivr.net/emojione/assets/svg/",ns.imagePathSVGSprites="./../assets/sprites/emojione.sprites.svg",ns.imageType="png",ns.sprites=!1,ns.unicodeAlt=!0,ns.ascii=!1,ns.cacheBustParam="?v=2.2.6",ns.regShortNames=new RegExp("<object[^>]*>.*?</object>|<span[^>]*>.*?</span>|<(?:object|embed|svg|img|div|span|p|a)[^>]*>|("+ns.shortnames+")","gi") [...]
+ * Source: sound/incomingMessage.js, license: sound/credentials, url: null
+ */
+var jsxcIncomingMessageB64=new Audio("data:audio/wav;base64,UklGRlyIAQBXQVZFZm10IBAAAAABAAIARKwAABCxAgAEABAAZGF0YTiIAQD//wAAAQAAAAEAAAAAAAAA//8AAAEAAQAAAP//AAAAAAAAAQAAAP///////wEAAQAAAP7/AAAAAP//AQACAAAAAAD//wAAAAAAAAAAAAAAAP7/AQABAP//AAABAAAA//8AAAEA//8AAAEAAQD/////AQABAP//AAAAAP//AQAAAAAAAAD//wAAAQAAAP////8BAAEA//8AAP//AAABAP//AAAAAAEAAQAAAAAAAAD/////AAD//wAA//8BAAEA/////wEAAAAAAAAAAQAAAP//AgAAAP7/AAABAAAAAAABAP//AAAAAP//AAAAAAAAAAD/////AQAAAAAAAAAAAP//AQAAAAEA//8AAAAAAQAAAAAA//8BAAAA [...]
diff --git a/app/assets/javascripts/diaspora_jsxc/jsxc.js b/app/assets/javascripts/diaspora_jsxc/jsxc.js
index 6c7737c..ab579b7 100644
--- a/app/assets/javascripts/diaspora_jsxc/jsxc.js
+++ b/app/assets/javascripts/diaspora_jsxc/jsxc.js
@@ -1,13 +1,13 @@
 /*!
- * jsxc v2.1.4 - 2015-11-30
+ * jsxc v3.0.1-nightly.20160504 - 2016-09-12
  * 
- * Copyright (c) 2015 Klaus Herberth <klaus at jsxc.org> <br>
+ * Copyright (c) 2016 Klaus Herberth <klaus at jsxc.org> <br>
  * Released under the MIT license
  * 
  * Please see http://www.jsxc.org/
  * 
  * @author Klaus Herberth <klaus at jsxc.org>
- * @version 2.1.4
+ * @version 3.0.1-nightly.20160504
  * @license MIT
  */
 
@@ -25,7 +25,7 @@ var jsxc = null, RTC = null, RTCPeerconnection = null;
  */
 jsxc = {
    /** Version of jsxc */
-   version: '2.1.4',
+   version: '3.0.1-nightly.20160504',
 
    /** True if i'm the master */
    master: false,
@@ -34,7 +34,7 @@ jsxc = {
    role_allocation: false,
 
    /** Timeout for keepalive */
-   to: null,
+   to: [],
 
    /** Timeout after normal keepalive starts */
    toBusy: null,
@@ -48,8 +48,8 @@ jsxc = {
    /** Interval for keep-alive */
    keepalive: null,
 
-   /** True if last activity was up to 10 min ago */
-   restore: false,
+   /** True if jid, sid and rid was used to connect */
+   reconnect: false,
 
    /** True if restore is complete */
    restoreCompleted: false,
@@ -91,12 +91,14 @@ jsxc = {
       },
       REGEX: {
          JID: new RegExp('\\b[^"&\'\\/:<>@\\s]+@[\\w-_.]+\\b', 'ig'),
-         URL: new RegExp(/((?:https?:\/\/|www\.|([\w\-]+\.[a-zA-Z]{2,3})(?=\b))(?:(?:[\-A-Za-z0-9+&@#\/%?=~_|!:,.;]*\([\-A-Za-z0-9+&@#\/%?=~_|!:,.;]*\)([\-A-Za-z0-9+&@#\/%?=~_|!:,.;]*[\-A-Za-z0-9+&@#\/%=~_|])?)|(?:[\-A-Za-z0-9+&@#\/%?=~_|!:,.;]*[\-A-Za-z0-9+&@#\/%=~_|]))?)/gi)
+         URL: new RegExp(/(https?:\/\/|www\.)[^\s<>'"]+/gi)
       },
       NS: {
          CARBONS: 'urn:xmpp:carbons:2',
          FORWARD: 'urn:xmpp:forward:0'
-      }
+      },
+      HIDDEN: 'hidden',
+      SHOWN: 'shown'
    },
 
    /**
@@ -108,20 +110,22 @@ jsxc = {
     */
    getFormattedTime: function(unixtime) {
       var msgDate = new Date(parseInt(unixtime));
-      var date = ('0' + msgDate.getDate()).slice(-2);
+      var day = ('0' + msgDate.getDate()).slice(-2);
       var month = ('0' + (msgDate.getMonth() + 1)).slice(-2);
       var year = msgDate.getFullYear();
       var hours = ('0' + msgDate.getHours()).slice(-2);
       var minutes = ('0' + msgDate.getMinutes()).slice(-2);
-      var dateNow = new Date(),
-         time = hours + ':' + minutes;
+      var dateNow = new Date();
+
+      var date = (typeof msgDate.toLocaleDateString === 'function') ? msgDate.toLocaleDateString() : day + '.' + month + '.' + year;
+      var time = (typeof msgDate.toLocaleTimeString === 'function') ? msgDate.toLocaleTimeString() : hours + ':' + minutes;
 
       // compare dates only
       dateNow.setHours(0, 0, 0, 0);
       msgDate.setHours(0, 0, 0, 0);
 
       if (dateNow.getTime() !== msgDate.getTime()) {
-         return date + '.' + month + '.' + year + ' ' + time;
+         return date + ' ' + time;
       }
       return time;
    },
@@ -157,10 +161,10 @@ jsxc = {
             }
          }
 
-         jsxc.log = jsxc.log + msg + ': ' + d + '\n';
+         jsxc.log = jsxc.log + '$ ' + msg + ': ' + d + '\n';
       } else {
          console.log(msg);
-         jsxc.log = jsxc.log + msg + '\n';
+         jsxc.log = jsxc.log + '$ ' + msg + '\n';
       }
    },
 
@@ -190,13 +194,28 @@ jsxc = {
    log: '',
 
    /**
-    * Starts the action
+    * This function initializes important core functions and event handlers. 
+    * Afterwards it performs the following actions in the given order:
+    *
+    * <ol>
+    *  <li>If (loginForm.ifFound = 'force' and form was found) or (jid or rid or 
+    * 	sid was not found) intercept form, and listen for credentials.</li>
+    *  <li>Attach with jid, rid and sid from storage, if no form was found or 
+    * 	loginForm.ifFound = 'attach'</li>
+    *  <li>Attach with jid, rid and sid from options.xmpp, if no form was found or 
+    * 	loginForm.ifFound = 'attach'</li>
+    * </ol>
     * 
     * @memberOf jsxc
-    * @param {object} options
+    * @param {object} options See {@link jsxc.options}
     */
    init: function(options) {
 
+      if (options && options.loginForm && typeof options.loginForm.attachIfFound === 'boolean' && !options.loginForm.ifFound) {
+         // translate deprated option attachIfFound found to new ifFound
+         options.loginForm.ifFound = (options.loginForm.attachIfFound) ? 'attach' : 'pause';
+      }
+
       if (options) {
          // override default options
          $.extend(true, jsxc.options, options);
@@ -215,9 +234,13 @@ jsxc = {
        * @returns default or saved option value
        */
       jsxc.options.get = function(key) {
-         var local = jsxc.storage.getUserItem('options') || {};
+         if (jsxc.bid) {
+            var local = jsxc.storage.getUserItem('options') || {};
 
-         return local[key] || jsxc.options[key];
+            return (typeof local[key] !== 'undefined') ? local[key] : jsxc.options[key];
+         }
+
+         return jsxc.options[key];
       };
 
       /**
@@ -263,27 +286,35 @@ jsxc = {
       // Register event listener for the storage event
       window.addEventListener('storage', jsxc.storage.onStorage, false);
 
-      var lastActivity = jsxc.storage.getItem('lastActivity') || 0;
+      $(document).on('attached.jsxc', function() {
+         // Looking for logout element
+         if (jsxc.options.logoutElement !== null && $(jsxc.options.logoutElement).length > 0) {
+            var logout = function(ev) {
+               if (!jsxc.xmpp.conn || !jsxc.xmpp.conn.authenticated) {
+                  return;
+               }
 
-      if ((new Date()).getTime() - lastActivity < jsxc.options.loginTimeout) {
-         jsxc.restore = true;
-      }
+               ev.stopPropagation();
+               ev.preventDefault();
 
-      $(document).on('connectionReady.jsxc', function() {
-         // Looking for logout element
-         if (jsxc.options.logoutElement !== null && jsxc.options.logoutElement.length > 0) {
-            var logout = function() {
                jsxc.options.logoutElement = $(this);
                jsxc.triggeredFromLogout = true;
-               return jsxc.xmpp.logout();
+
+               jsxc.xmpp.logout();
             };
 
+            jsxc.options.logoutElement = $(jsxc.options.logoutElement);
+
             jsxc.options.logoutElement.off('click', null, logout).one('click', logout);
          }
       });
 
+      var isStorageAttachParameters = jsxc.storage.getItem('rid') && jsxc.storage.getItem('sid') && jsxc.storage.getItem('jid');
+      var isOptionsAttachParameters = jsxc.options.xmpp.rid && jsxc.options.xmpp.sid && jsxc.options.xmpp.jid;
+      var isForceLoginForm = jsxc.options.loginForm && jsxc.options.loginForm.ifFound === 'force' && jsxc.isLoginForm();
+
       // Check if we have to establish a new connection
-      if (!jsxc.storage.getItem('rid') || !jsxc.storage.getItem('sid') || !jsxc.restore) {
+      if ((!isStorageAttachParameters && !isOptionsAttachParameters) || isForceLoginForm) {
 
          // clean up rid and sid
          jsxc.storage.removeItem('rid');
@@ -334,7 +365,7 @@ jsxc = {
                   if (enabled) {
                      jsxc.options.loginForm.triggered = true;
 
-                     jsxc.xmpp.login();
+                     jsxc.xmpp.login(jsxc.options.xmpp.jid, jsxc.options.xmpp.password);
                   }
                } else {
                   jsxc.submitLoginForm();
@@ -345,15 +376,11 @@ jsxc = {
             return false;
          });
 
-      } else if (!jsxc.isLoginForm() || (jsxc.options.loginForm && jsxc.options.loginForm.attachIfFound)) {
+      } else if (!jsxc.isLoginForm() || (jsxc.options.loginForm && jsxc.options.loginForm.ifFound === 'attach')) {
 
          // Restore old connection
 
-         jsxc.bid = jsxc.jidToBid(jsxc.storage.getItem('jid'));
-
-         jsxc.gui.init();
-
-         if (typeof(jsxc.storage.getItem('alive')) === 'undefined' || !jsxc.restore) {
+         if (typeof jsxc.storage.getItem('alive') !== 'number') {
             jsxc.onMaster();
          } else {
             jsxc.checkMaster();
@@ -362,6 +389,56 @@ jsxc = {
    },
 
    /**
+    * Attach to previous session if jid, sid and rid are available 
+    * in storage or options (default behaviour also for {@link jsxc.init}).
+    *
+    * @memberOf jsxc
+    */
+   /**
+    * Start new chat session with given jid and password.
+    *
+    * @memberOf jsxc
+    * @param {string} jid Jabber Id
+    * @param {string} password Jabber password
+    */
+   /**
+    * Attach to new chat session with jid, sid and rid.
+    *
+    * @memberOf jsxc
+    * @param {string} jid Jabber Id
+    * @param {string} sid Session Id
+    * @param {string} rid Request Id
+    */
+   start: function() {
+      var args = arguments;
+
+      if (jsxc.role_allocation && !jsxc.master) {
+         jsxc.debug('There is an other master tab');
+
+         return false;
+      }
+
+      if (jsxc.xmpp.conn && jsxc.xmpp.connected) {
+         jsxc.debug('We are already connected');
+
+         return false;
+      }
+
+      if (args.length === 3) {
+         $(document).one('attached.jsxc', function() {
+            // save rid after first attachment
+            jsxc.xmpp.onRidChange(jsxc.xmpp.conn._proto.rid);
+
+            jsxc.onMaster();
+         });
+      }
+
+      jsxc.checkMaster(function() {
+         jsxc.xmpp.login.apply(this, args);
+      });
+   },
+
+   /**
     * Returns true if login form is found.
     *
     * @memberOf jsxc
@@ -485,6 +562,9 @@ jsxc = {
       jsxc.debug('I am the slave.');
 
       jsxc.role_allocation = true;
+      jsxc.bid = jsxc.jidToBid(jsxc.storage.getItem('jid'));
+
+      jsxc.gui.init();
 
       jsxc.restoreRoster();
       jsxc.restoreWindows();
@@ -504,74 +584,59 @@ jsxc = {
       // Init local storage
       jsxc.storage.setItem('alive', 0);
       jsxc.storage.setItem('alive_busy', 0);
-      if (!jsxc.storage.getUserItem('windowlist')) {
-         jsxc.storage.setUserItem('windowlist', []);
-      }
 
       // Sending keepalive signal
       jsxc.startKeepAlive();
 
-      if (jsxc.options.get('otr').enable) {
-         // create or load DSA key and call _onMaster
-         jsxc.otr.createDSA();
-      } else {
-         jsxc._onMaster();
-      }
+      jsxc.role_allocation = true;
+
+      jsxc.xmpp.login();
    },
 
    /**
-    * Second half of the onMaster routine
+    * Checks if there is a master
+    *
+    * @param {function} [cb] Called if no master was found.
     */
-   _onMaster: function() {
+   checkMaster: function(cb) {
+      jsxc.debug('check master');
 
-      // create otr objects, if we lost the master
-      if (jsxc.role_allocation) {
-         $.each(jsxc.storage.getUserItem('windowlist'), function(index, val) {
-            jsxc.otr.create(val);
-         });
-      }
+      cb = (cb && typeof cb === 'function') ? cb : jsxc.onMaster;
 
-      jsxc.role_allocation = true;
+      if (typeof jsxc.storage.getItem('alive') !== 'number') {
+         cb.call();
+      } else {
+         jsxc.to.push(window.setTimeout(cb, 1000));
+         jsxc.storage.ink('alive');
+      }
+   },
 
-      if (jsxc.restore && !jsxc.restoreCompleted) {
-         jsxc.restoreRoster();
-         jsxc.restoreWindows();
-         jsxc.restoreCompleted = true;
+   masterActions: function() {
 
-         $(document).trigger('restoreCompleted.jsxc');
+      if (!jsxc.xmpp.conn || !jsxc.xmpp.conn.authenticated) {
+         return;
       }
 
-      // Prepare notifications
-      if (jsxc.restore) {
-         var noti = jsxc.storage.getUserItem('notification');
-         noti = (typeof noti === 'number') ? noti : 2;
-         if (jsxc.options.notification && noti > 0 && jsxc.notification.hasSupport()) {
-            if (jsxc.notification.hasPermission()) {
-               jsxc.notification.init();
-            } else {
-               jsxc.notification.prepareRequest();
-            }
+      //prepare notifications
+      var noti = jsxc.storage.getUserItem('notification');
+      noti = (typeof noti === 'number') ? noti : 2;
+      if (jsxc.options.notification && noti > 0 && jsxc.notification.hasSupport()) {
+         if (jsxc.notification.hasPermission()) {
+            jsxc.notification.init();
          } else {
-            // No support => disable
-            jsxc.options.notification = false;
+            jsxc.notification.prepareRequest();
          }
+      } else {
+         // No support => disable
+         jsxc.options.notification = false;
       }
 
-      $(document).on('connectionReady.jsxc', function() {
-         jsxc.gui.updateAvatar($('#jsxc_roster > .jsxc_bottom'), jsxc.jidToBid(jsxc.storage.getItem('jid')), 'own');
-      });
-
-      jsxc.xmpp.login();
-   },
-
-   /**
-    * Checks if there is a master
-    */
-   checkMaster: function() {
-      jsxc.debug('check master');
+      if (jsxc.options.get('otr').enable) {
+         // create or load DSA key
+         jsxc.otr.createDSA();
+      }
 
-      jsxc.to = window.setTimeout(jsxc.onMaster, 1000);
-      jsxc.storage.ink('alive');
+      jsxc.gui.updateAvatar($('#jsxc_roster > .jsxc_bottom'), jsxc.jidToBid(jsxc.storage.getItem('jid')), 'own');
    },
 
    /**
@@ -586,10 +651,6 @@ jsxc = {
     */
    keepAlive: function() {
       jsxc.storage.ink('alive');
-
-      if (jsxc.role_allocation) {
-         jsxc.storage.setItem('lastActivity', (new Date()).getTime());
-      }
    },
 
    /**
@@ -687,22 +748,22 @@ jsxc = {
       }
 
       $.each(windows, function(index, bid) {
-         var window = jsxc.storage.getUserItem('window', bid);
+         var win = jsxc.storage.getUserItem('window', bid);
 
-         if (!window) {
+         if (!win) {
             jsxc.debug('Associated window-element is missing: ' + bid);
             return true;
          }
 
          jsxc.gui.window.init(bid);
 
-         if (!window.minimize) {
+         if (!win.minimize) {
             jsxc.gui.window.show(bid);
          } else {
             jsxc.gui.window.hide(bid);
          }
 
-         jsxc.gui.window.setText(bid, window.text);
+         jsxc.gui.window.setText(bid, win.text);
       });
    },
 
@@ -877,6 +938,7 @@ jsxc.xmpp = {
     * 
     * @name login
     * @memberOf jsxc.xmpp
+    * @private
     */
    /**
     * Create new connection with given parameters.
@@ -885,6 +947,7 @@ jsxc.xmpp = {
     * @param {string} jid
     * @param {string} password
     * @memberOf jsxc.xmpp
+    * @private
     */
    /**
     * Attach connection with given parameters.
@@ -894,10 +957,12 @@ jsxc.xmpp = {
     * @param {string} sid
     * @param {string} rid
     * @memberOf jsxc.xmpp
+    * @private
     */
    login: function() {
 
       if (jsxc.xmpp.conn && jsxc.xmpp.conn.authenticated) {
+         jsxc.debug('Connection already authenticated.');
          return;
       }
 
@@ -923,20 +988,35 @@ jsxc.xmpp = {
             if (sid !== null && rid !== null) {
                jid = jsxc.storage.getItem('jid');
             } else {
-               sid = null;
-               rid = null;
+               sid = jsxc.options.xmpp.sid || null;
+               rid = jsxc.options.xmpp.rid || null;
                jid = jsxc.options.xmpp.jid;
             }
       }
 
+      if (!jid) {
+         jsxc.warn('Jid required for login');
+
+         return;
+      }
+
+      if (!jsxc.bid) {
+         jsxc.bid = jsxc.jidToBid(jid);
+      }
+
       var url = jsxc.options.get('xmpp').url;
 
+      if (!url) {
+         jsxc.warn('xmpp.url required for login');
+
+         return;
+      }
+
       if (!(jsxc.xmpp.conn && jsxc.xmpp.conn.connected)) {
          // Register eventlistener
          $(document).on('connected.jsxc', jsxc.xmpp.connected);
          $(document).on('attached.jsxc', jsxc.xmpp.attached);
          $(document).on('disconnected.jsxc', jsxc.xmpp.disconnected);
-         $(document).on('ridChange', jsxc.xmpp.onRidChange);
          $(document).on('connfail.jsxc', jsxc.xmpp.onConnfail);
          $(document).on('authfail.jsxc', jsxc.xmpp.onAuthFail);
 
@@ -946,15 +1026,6 @@ jsxc.xmpp = {
       // Create new connection (no login)
       jsxc.xmpp.conn = new Strophe.Connection(url);
 
-      // Override default function to preserve unique id
-      var stropheGetUniqueId = jsxc.xmpp.conn.getUniqueId;
-      jsxc.xmpp.conn.getUniqueId = function(suffix) {
-         var uid = stropheGetUniqueId.call(jsxc.xmpp.conn, suffix);
-         jsxc.storage.setItem('_uniqueId', jsxc.xmpp.conn._uniqueId);
-
-         return uid;
-      };
-
       if (jsxc.storage.getItem('debug') === true) {
          jsxc.xmpp.conn.xmlInput = function(data) {
             console.log('<', data);
@@ -964,6 +1035,8 @@ jsxc.xmpp = {
          };
       }
 
+      jsxc.xmpp.conn.nextValidRid = jsxc.xmpp.onRidChange;
+
       var callback = function(status, condition) {
 
          jsxc.debug(Object.getOwnPropertyNames(Strophe.Status)[status] + ': ' + condition);
@@ -995,9 +1068,12 @@ jsxc.xmpp = {
          jsxc.xmpp.conn.caps.node = 'http://jsxc.org/';
       }
 
-      if (jsxc.restore && sid && rid) {
+      if (sid && rid) {
          jsxc.debug('Try to attach');
          jsxc.debug('SID: ' + sid);
+
+         jsxc.reconnect = true;
+
          jsxc.xmpp.conn.attach(jid, sid, rid, callback);
       } else {
          jsxc.debug('New connection');
@@ -1021,7 +1097,7 @@ jsxc.xmpp = {
             }, Strophe.NS.CAPS);
          }
 
-         jsxc.xmpp.conn.connect(jid || jsxc.options.xmpp.jid, password || jsxc.options.xmpp.password, callback);
+         jsxc.xmpp.conn.connect(jid, password || jsxc.options.xmpp.password, callback);
       }
    },
 
@@ -1039,7 +1115,7 @@ jsxc.xmpp = {
       // clean up
       jsxc.storage.removeUserItem('buddylist');
       jsxc.storage.removeUserItem('windowlist');
-      jsxc.storage.removeItem('_uniqueId');
+      jsxc.storage.removeUserItem('unreadMsg');
 
       if (!jsxc.master) {
          $('#jsxc_roster').remove();
@@ -1109,45 +1185,27 @@ jsxc.xmpp = {
 
       jsxc.xmpp.conn.pause();
 
-      var nomJid = Strophe.getBareJidFromJid(jsxc.xmpp.conn.jid).toLowerCase() + '/' + Strophe.getResourceFromJid(jsxc.xmpp.conn.jid);
+      jsxc.xmpp.initNewConnection();
 
-      // Save sid and jid
-      jsxc.storage.setItem('sid', jsxc.xmpp.conn._proto.sid);
-      jsxc.storage.setItem('jid', nomJid);
-
-      jsxc.storage.setItem('lastActivity', (new Date()).getTime());
-
-      // make shure roster will be reloaded
-      jsxc.storage.removeUserItem('buddylist');
-
-      jsxc.storage.removeUserItem('windowlist');
-      jsxc.storage.removeUserItem('own');
-      jsxc.storage.removeUserItem('avatar', 'own');
-      jsxc.storage.removeUserItem('otrlist');
-      jsxc.storage.removeUserItem('unreadMsg');
-
-      // reset user options
-      jsxc.storage.removeUserElement('options', 'RTCPeerConfig');
+      jsxc.xmpp.saveSessionParameter();
 
       if (jsxc.options.loginForm.triggered) {
          switch (jsxc.options.loginForm.onConnected || 'submit') {
             case 'submit':
                jsxc.submitLoginForm();
-               /* falls through */
+               return;
             case false:
-               jsxc.xmpp.connectionReady();
                return;
          }
       }
 
       // start chat
 
-      jsxc.gui.init();
-      $('#jsxc_roster').removeClass('jsxc_noConnection');
-      jsxc.onMaster();
-      jsxc.xmpp.conn.resume();
       jsxc.gui.dialog.close();
-      jsxc.restoreCompleted = true;
+
+      jsxc.xmpp.conn.resume();
+      jsxc.onMaster();
+
       $(document).trigger('attached.jsxc');
    },
 
@@ -1158,11 +1216,15 @@ jsxc.xmpp = {
     */
    attached: function() {
 
+      $('#jsxc_roster').removeClass('jsxc_noConnection');
+
       jsxc.xmpp.conn.addHandler(jsxc.xmpp.onRosterChanged, 'jabber:iq:roster', 'iq', 'set');
       jsxc.xmpp.conn.addHandler(jsxc.xmpp.onMessage, null, 'message', 'chat');
       jsxc.xmpp.conn.addHandler(jsxc.xmpp.onReceived, null, 'message');
       jsxc.xmpp.conn.addHandler(jsxc.xmpp.onPresence, null, 'presence');
 
+      jsxc.gui.init();
+
       var caps = jsxc.xmpp.conn.caps;
       var domain = jsxc.xmpp.conn.domain;
 
@@ -1201,7 +1263,7 @@ jsxc.xmpp = {
       }
 
       // Only load roaster if necessary
-      if (!jsxc.restore || !jsxc.storage.getUserItem('buddylist')) {
+      if (!jsxc.reconnect || !jsxc.storage.getUserItem('buddylist')) {
          // in order to not overide existing presence information, we send
          // pres first after roster is ready
          $(document).one('cloaded.roster.jsxc', jsxc.xmpp.sendPres);
@@ -1217,20 +1279,42 @@ jsxc.xmpp = {
          jsxc.xmpp.conn.sendIQ(iq, jsxc.xmpp.onRoster);
       } else {
          jsxc.xmpp.sendPres();
+
+         if (!jsxc.restoreCompleted) {
+            jsxc.restoreRoster();
+            jsxc.restoreWindows();
+            jsxc.restoreCompleted = true;
+
+            $(document).trigger('restoreCompleted.jsxc');
+         }
       }
 
-      jsxc.xmpp.connectionReady();
+      jsxc.xmpp.saveSessionParameter();
+
+      jsxc.masterActions();
    },
 
-   /**
-    * Triggered if the connection is ready
-    */
-   connectionReady: function() {
+   saveSessionParameter: function() {
 
-      // Load saved unique id
-      jsxc.xmpp.conn._uniqueId = jsxc.storage.getItem('_uniqueId') || new Date().getTime();
+      var nomJid = Strophe.getBareJidFromJid(jsxc.xmpp.conn.jid).toLowerCase() + '/' + Strophe.getResourceFromJid(jsxc.xmpp.conn.jid);
+
+      // Save sid and jid
+      jsxc.storage.setItem('sid', jsxc.xmpp.conn._proto.sid);
+      jsxc.storage.setItem('jid', nomJid);
+   },
+
+   initNewConnection: function() {
+      // make shure roster will be reloaded
+      jsxc.storage.removeUserItem('buddylist');
+
+      jsxc.storage.removeUserItem('windowlist');
+      jsxc.storage.removeUserItem('own');
+      jsxc.storage.removeUserItem('avatar', 'own');
+      jsxc.storage.removeUserItem('otrlist');
+      jsxc.storage.removeUserItem('unreadMsg');
 
-      $(document).trigger('connectionReady.jsxc');
+      // reset user options
+      jsxc.storage.removeUserElement('options', 'RTCPeerConfig');
    },
 
    /**
@@ -1274,9 +1358,9 @@ jsxc.xmpp = {
    disconnected: function() {
       jsxc.debug('disconnected');
 
+      jsxc.storage.removeItem('jid');
       jsxc.storage.removeItem('sid');
       jsxc.storage.removeItem('rid');
-      jsxc.storage.removeItem('lastActivity');
       jsxc.storage.removeItem('hidden');
       jsxc.storage.removeUserItem('avatar', 'own');
       jsxc.storage.removeUserItem('otrlist');
@@ -1284,7 +1368,6 @@ jsxc.xmpp = {
       $(document).off('connected.jsxc', jsxc.xmpp.connected);
       $(document).off('attached.jsxc', jsxc.xmpp.attached);
       $(document).off('disconnected.jsxc', jsxc.xmpp.disconnected);
-      $(document).off('ridChange', jsxc.xmpp.onRidChange);
       $(document).off('connfail.jsxc', jsxc.xmpp.onConnfail);
       $(document).off('authfail.jsxc', jsxc.xmpp.onAuthFail);
 
@@ -1304,6 +1387,9 @@ jsxc.xmpp = {
       }
 
       window.clearInterval(jsxc.keepalive);
+      jsxc.role_allocation = false;
+      jsxc.master = false;
+      jsxc.storage.removeItem('alive');
    },
 
    /**
@@ -1516,6 +1602,19 @@ jsxc.xmpp = {
 
       // incoming friendship request
       if (ptype === 'subscribe') {
+         var bl = jsxc.storage.getUserItem('buddylist');
+
+         if (bl.indexOf(bid) > -1) {
+            jsxc.debug('Auto approve contact request, because he is already in our contact list.');
+
+            jsxc.xmpp.resFriendReq(jid, true);
+            if (data.sub !== 'to') {
+               jsxc.xmpp.addBuddy(jid, data.name);
+            }
+
+            return true;
+         }
+
          jsxc.storage.setUserItem('friendReq', {
             jid: jid,
             approve: -1
@@ -1649,10 +1748,17 @@ jsxc.xmpp = {
       stamp = stamp.getTime();
 
       if (carbon) {
-         var direction = (carbon.prop("tagName") === 'sent') ? 'out' : 'in';
+         var direction = (carbon.prop("tagName") === 'sent') ? jsxc.Message.OUT : jsxc.Message.IN;
          bid = jsxc.jidToBid((direction === 'out') ? $(message).attr('to') : from);
 
-         jsxc.gui.window.postMessage(bid, direction, body, false, forwarded, stamp);
+         jsxc.gui.window.postMessage({
+            bid: bid,
+            direction: direction,
+            msg: body,
+            encrypted: false,
+            forwarded: forwarded,
+            stamp: stamp
+         });
 
          return true;
 
@@ -1719,7 +1825,14 @@ jsxc.xmpp = {
             forwarded: forwarded
          });
       } else {
-         jsxc.gui.window.postMessage(bid, 'in', body, false, forwarded, stamp);
+         jsxc.gui.window.postMessage({
+            bid: bid,
+            direction: jsxc.Message.IN,
+            msg: body,
+            encrypted: false,
+            forwarded: forwarded,
+            stamp: stamp
+         });
       }
 
       // preserve handler
@@ -1729,12 +1842,11 @@ jsxc.xmpp = {
    /**
     * Triggerd if the rid changed
     * 
-    * @param {event} ev
-    * @param {obejct} data
+    * @param {integer} rid next valid request id
     * @private
     */
-   onRidChange: function(ev, data) {
-      jsxc.storage.setItem('rid', data.rid);
+   onRidChange: function(rid) {
+      jsxc.storage.setItem('rid', rid);
    },
 
    /**
@@ -1816,27 +1928,14 @@ jsxc.xmpp = {
       jsxc.gui.roster.purge(bid);
    },
 
-   onReceived: function(message) {
-      var from = $(message).attr('from');
-      var jid = Strophe.getBareJidFromJid(from);
-      var bid = jsxc.jidToBid(jid);
-      var received = $(message).find("received[xmlns='urn:xmpp:receipts']");
+   onReceived: function(stanza) {
+      var received = $(stanza).find("received[xmlns='urn:xmpp:receipts']");
 
       if (received.length) {
-         var receivedId = received.attr('id').replace(/:/, '-');
-         var chat = jsxc.storage.getUserItem('chat', bid);
-         var i;
-
-         for (i = chat.length - 1; i >= 0; i--) {
-            if (chat[i].uid === receivedId) {
-               chat[i].received = true;
-
-               $('#' + receivedId).addClass('jsxc_received');
+         var receivedId = received.attr('id');
+         var message = new jsxc.Message(receivedId);
 
-               jsxc.storage.setUserItem('chat', bid, chat);
-               break;
-            }
-         }
+         message.received();
       }
 
       return true;
@@ -2071,7 +2170,269 @@ jsxc.xmpp.carbons = {
    }
 };
 
-/* global Favico*/
+/**
+ * Load message object with given uid.
+ * 
+ * @class Message
+ * @memberOf jsxc
+ * @param {string} uid Unified identifier from message object
+ */
+/**
+ * Create new message object.
+ *
+ * @class Message
+ * @memberOf jsxc
+ * @param {object} args New message properties
+ * @param {string} args.bid
+ * @param {direction} args.direction
+ * @param {string} args.msg
+ * @param {boolean} args.encrypted
+ * @param {boolean} args.forwarded
+ * @param {boolean} args.sender
+ * @param {integer} args.stamp
+ * @param {object} args.attachment Attached data
+ * @param {string} args.attachment.name File name
+ * @param {string} args.attachment.size File size
+ * @param {string} args.attachment.type File type
+ * @param {string} args.attachment.data File data
+ */
+
+jsxc.Message = function() {
+
+   /** @member {string} */
+   this._uid = null;
+
+   /** @member {boolean} */
+   this._received = false;
+
+   /** @member {boolean} */
+   this.encrypted = false;
+
+   /** @member {boolean} */
+   this.forwarded = false;
+
+   /** @member {integer} */
+   this.stamp = new Date().getTime();
+
+   if (typeof arguments[0] === 'string' && arguments[0].length > 0 && arguments.length === 1) {
+      this._uid = arguments[0];
+
+      this.load(this._uid);
+   } else if (typeof arguments[0] === 'object' && arguments[0] !== null) {
+      $.extend(this, arguments[0]);
+   }
+
+   if (!this._uid) {
+      this._uid = new Date().getTime() + ':msg';
+   }
+};
+
+/**
+ * Load message properties.
+ *
+ * @memberof jsxc.Message
+ * @param  {string} uid
+ */
+jsxc.Message.prototype.load = function(uid) {
+   var data = jsxc.storage.getUserItem('msg', uid);
+
+   if (!data) {
+      jsxc.debug('Could not load message with uid ' + uid);
+   }
+
+   $.extend(this, data);
+};
+
+/**
+ * Save message properties and create thumbnail.
+ *
+ * @memberOf jsxc.Message
+ * @return {Message} this object
+ */
+jsxc.Message.prototype.save = function() {
+   var history;
+
+   if (this.bid) {
+      history = jsxc.storage.getUserItem('history', this.bid) || [];
+
+      if (history.indexOf(this._uid) < 0) {
+         if (history.length > jsxc.options.get('numberOfMsg')) {
+            jsxc.Message.delete(history.pop());
+         }
+      } else {
+         history = null;
+      }
+   }
+
+   if (Image && this.attachment && this.attachment.type.match(/^image\//i) && this.attachment.data) {
+      var sHeight, sWidth, sx, sy;
+      var dHeight = 100,
+         dWidth = 100;
+      var canvas = $("<canvas>").get(0);
+
+      canvas.width = dWidth;
+      canvas.height = dHeight;
+
+      var ctx = canvas.getContext("2d");
+      var img = new Image();
+
+      img.src = this.attachment.data;
+
+      if (img.height > img.width) {
+         sHeight = img.width;
+         sWidth = img.width;
+         sx = 0;
+         sy = (img.height - img.width) / 2;
+      } else {
+         sHeight = img.height;
+         sWidth = img.height;
+         sx = (img.width - img.height) / 2;
+         sy = 0;
+      }
+
+      ctx.drawImage(img, sx, sy, sWidth, sHeight, 0, 0, dWidth, dHeight);
+
+      this.attachment.thumbnail = canvas.toDataURL();
+
+      if (this.direction === 'out') {
+         // save storage
+         this.attachment.data = null;
+      }
+   }
+
+   var data;
+
+   if (this.attachment && this.attachment.size > jsxc.options.maxStorableSize && this.direction === 'in') {
+      jsxc.debug('Attachment to large to store');
+
+      data = this.attachment.data;
+      this.attachment.data = null;
+      this.attachment.persistent = false;
+
+      //TODO inform user
+   }
+
+   jsxc.storage.setUserItem('msg', this._uid, this);
+
+   if (history) {
+      history.unshift(this._uid);
+
+      jsxc.storage.setUserItem('history', this.bid, history);
+   }
+
+   if (data && this.attachment) {
+      this.attachment.data = data;
+   }
+
+   return this;
+};
+
+/**
+ * Remove object from storage.
+ * 
+ * @memberOf jsxc.Message
+ */
+jsxc.Message.prototype.delete = function() {
+   jsxc.Message.delete(this._uid);
+};
+
+/**
+ * Returns object as jquery object.
+ *
+ * @memberOf jsxc.Message
+ * @return {jQuery} Representation in DOM
+ */
+jsxc.Message.prototype.getDOM = function() {
+   return jsxc.Message.getDOM(this._uid);
+};
+
+/**
+ * Mark message as received.
+ * 
+ * @memberOf jsxc.Message
+ */
+jsxc.Message.prototype.received = function() {
+   this._received = true;
+   this.save();
+
+   this.getDOM().addClass('jsxc_received');
+};
+
+/**
+ * Returns true if the message was already received.
+ *
+ * @memberOf jsxc.Message
+ * @return {boolean} true means received
+ */
+jsxc.Message.prototype.isReceived = function() {
+   return this._received;
+};
+
+/**
+ * Remove message with uid.
+ *
+ * @memberOf jsxc.Message
+ * @static
+ * @param  {string} uid message uid
+ */
+jsxc.Message.delete = function(uid) {
+   var data = jsxc.storage.getUserItem('msg', uid);
+
+   if (data) {
+      jsxc.storage.removeUserItem('msg', uid);
+
+      if (data.bid) {
+         var history = jsxc.storage.getUserItem('history', data.bid) || [];
+
+         history = $.grep(history, function(el) {
+            return el !== uid;
+         });
+
+         jsxc.storage.setUserItem('history', data.bid);
+      }
+   }
+};
+
+/**
+ * Returns message object as jquery object.
+ *
+ * @memberOf jsxc.Message
+ * @static
+ * @param  {string} uid message uid
+ * @return {jQuery} jQuery representation in DOM
+ */
+jsxc.Message.getDOM = function(uid) {
+   return $('#' + uid.replace(/:/g, '-'));
+};
+
+/**
+ * Message direction can be incoming, outgoing or system.
+ * 
+ * @typedef {(jsxc.Message.IN|jsxc.Message.OUT|jsxc.Message.SYS)} direction
+ */
+
+/**
+ * @constant
+ * @type {string}
+ * @default
+ */
+jsxc.Message.IN = 'in';
+
+/**
+ * @constant
+ * @type {string}
+ * @default
+ */
+jsxc.Message.OUT = 'out';
+
+/**
+ * @constant
+ * @type {string}
+ * @default
+ */
+jsxc.Message.SYS = 'sys';
+
+/* global Favico, emojione*/
 /**
  * Handle functions for chat window's and buddylist
  * 
@@ -2080,32 +2441,47 @@ jsxc.xmpp.carbons = {
 jsxc.gui = {
    /** Smilie token to file mapping */
    emotions: [
-      ['O:-) O:)', 'angel'],
+      ['O:-) O:)', 'innocent'],
       ['>:-( >:( >:-( >:(', 'angry'],
-      [':-) :)', 'smile'],
+      [':-) :)', 'slight_smile'],
       [':-D :D', 'grin'],
-      [':-( :(', 'sad'],
+      [':-( :(', 'disappointed'],
       [';-) ;)', 'wink'],
-      [':-P :P', 'tonguesmile'],
-      ['=-O', 'surprised'],
-      [':kiss: :-*', 'kiss'],
-      ['8-) :cool:', 'sunglassess'],
-      [':\'-( :\'( :&apos;-(', 'crysad'],
-      [':-/', 'doubt'],
-      [':-X :X', 'zip'],
+      [':-P :P', 'stuck_out_tongue'],
+      ['=-O', 'astonished'],
+      [':kiss: :-*', 'kissing_heart'],
+      ['8-) :cool:', 'sunglasses'],
+      [':-X :X', 'zipper_mouth'],
       [':yes:', 'thumbsup'],
       [':no:', 'thumbsdown'],
       [':beer:', 'beer'],
-      [':devil:', 'devil'],
+      [':coffee:', 'coffee'],
+      [':devil:', 'smiling_imp'],
       [':kiss: :kissing:', 'kissing'],
-      ['@->-- :rose: @->--', 'rose'],
-      [':music:', 'music'],
-      [':love:', 'love'],
-      [':zzz:', 'tired']
+      ['@->-- @->--', 'rose'],
+      [':music:', 'musical_note'],
+      [':love:', 'heart_eyes'],
+      [':heart:', 'heart'],
+      [':brokenheart:', 'broken_heart'],
+      [':zzz:', 'zzz'],
+      [':wait:', 'hand_splayed']
    ],
 
    favicon: null,
 
+   regShortNames: null,
+
+   emoticonList: {
+      'core': {
+         ':klaus:': ['klaus'],
+         ':jabber:': ['jabber'],
+         ':xmpp:': ['xmpp'],
+         ':jsxc:': ['jsxc'],
+         ':owncloud:': ['owncloud']
+      },
+      'emojione': emojione.emojioneList
+   },
+
    /**
     * Different uri query actions as defined in XEP-0147.
     * 
@@ -2159,6 +2535,8 @@ jsxc.gui = {
          return;
       }
 
+      jsxc.gui.regShortNames = new RegExp(emojione.regShortNames.source + '|(' + Object.keys(jsxc.gui.emoticonList.core).join('|') + ')', 'gi');
+
       $('body').append($(jsxc.gui.template.get('windowList')));
 
       $(window).resize(jsxc.gui.updateWindowListSB);
@@ -2285,7 +2663,7 @@ jsxc.gui = {
          ue.removeClass('jsxc_oneway');
       }
 
-      var info = '<b>' + Strophe.getBareJidFromJid(data.jid) + '</b>\n';
+      var info = Strophe.getBareJidFromJid(data.jid) + '\n';
       info += $.t('Subscription') + ': ' + $.t(data.sub) + '\n';
       info += $.t('Status') + ': ' + $.t(jsxc.CONST.STATUS[data.status]);
 
@@ -2332,7 +2710,7 @@ jsxc.gui = {
       if (avatarSrc !== null) {
          setAvatar(avatarSrc);
       } else {
-         jsxc.xmpp.conn.vcard.get(function(stanza) {
+         var handler_cb = function(stanza) {
             jsxc.debug('vCard', stanza);
 
             var vCard = $(stanza).find("vCard > PHOTO");
@@ -2354,12 +2732,21 @@ jsxc.gui = {
 
             jsxc.storage.setUserItem('avatar', aid, src);
             setAvatar(src);
-         }, Strophe.getBareJidFromJid(jid), function(msg) {
+         };
+
+         var error_cb = function(msg) {
             jsxc.warn('Could not load vcard.', msg);
 
             jsxc.storage.setUserItem('avatar', aid, 0);
             setAvatar(0);
-         });
+         };
+
+         // workaround for https://github.com/strophe/strophejs/issues/172
+         if (Strophe.getBareJidFromJid(jid) === Strophe.getBareJidFromJid(jsxc.xmpp.conn.jid)) {
+            jsxc.xmpp.conn.vcard.get(handler_cb, error_cb);
+         } else {
+            jsxc.xmpp.conn.vcard.get(handler_cb, Strophe.getBareJidFromJid(jid), error_cb);
+         }
       }
    },
 
@@ -2409,7 +2796,8 @@ jsxc.gui = {
 
    /**
     * Returns the window element
-    * 
+    *
+    * @deprecated Use {@link jsxc.gui.window.get} instead.
     * @param {String} bid
     * @returns {jquery} jQuery object of the window element
     */
@@ -2544,7 +2932,9 @@ jsxc.gui = {
          return;
       }
 
-      jsxc.gui.dialog.open(jsxc.gui.template.get('authenticationDialog', bid));
+      jsxc.gui.dialog.open(jsxc.gui.template.get('authenticationDialog', bid), {
+         name: 'smp'
+      });
 
       // Add handler
 
@@ -2567,10 +2957,14 @@ jsxc.gui = {
 
          jsxc.storage.updateUserItem('buddy', bid, 'trust', true);
 
-         jsxc.gui.dialog.close();
+         jsxc.gui.dialog.close('smp');
 
          jsxc.storage.updateUserItem('buddy', bid, 'trust', true);
-         jsxc.gui.window.postMessage(bid, 'sys', $.t('conversation_is_now_verified'));
+         jsxc.gui.window.postMessage({
+            bid: bid,
+            direction: jsxc.Message.SYS,
+            msg: $.t('conversation_is_now_verified')
+         });
          jsxc.gui.update(bid);
       });
 
@@ -2593,15 +2987,19 @@ jsxc.gui = {
          if (jsxc.master) {
             jsxc.otr.sendSmpReq(bid, sec, quest);
          } else {
-            jsxc.storage.setUserItem('smp_' + bid, {
+            jsxc.storage.setUserItem('smp', bid, {
                sec: sec,
                quest: quest
             });
          }
 
-         jsxc.gui.dialog.close();
+         jsxc.gui.dialog.close('smp');
 
-         jsxc.gui.window.postMessage(bid, 'sys', $.t('authentication_query_sent'));
+         jsxc.gui.window.postMessage({
+            bid: bid,
+            direction: jsxc.Message.SYS,
+            msg: $.t('authentication_query_sent')
+         });
       });
 
       // Secret
@@ -2622,15 +3020,19 @@ jsxc.gui = {
          if (jsxc.master) {
             jsxc.otr.sendSmpReq(bid, sec);
          } else {
-            jsxc.storage.setUserItem('smp_' + bid, {
+            jsxc.storage.setUserItem('smp', bid, {
                sec: sec,
                quest: null
             });
          }
 
-         jsxc.gui.dialog.close();
+         jsxc.gui.dialog.close('smp');
 
-         jsxc.gui.window.postMessage(bid, 'sys', $.t('authentication_query_sent'));
+         jsxc.gui.window.postMessage({
+            bid: bid,
+            direction: 'sys',
+            msg: $.t('authentication_query_sent')
+         });
       });
    },
 
@@ -2860,12 +3262,16 @@ jsxc.gui = {
       if (navigator) {
          var key;
          for (key in navigator) {
-            if (navigator.hasOwnProperty(key) && typeof navigator[key] === 'string') {
+            if (typeof navigator[key] === 'string') {
                userInfo += '<b>' + key + ':</b> ' + navigator[key] + '<br />';
             }
          }
       }
 
+      if ($.fn && $.fn.jquery) {
+         userInfo += '<b>jQuery:</b> ' + $.fn.jquery + '<br />';
+      }
+
       if (window.screen) {
          userInfo += '<b>Height:</b> ' + window.screen.height + '<br />';
          userInfo += '<b>Width:</b> ' + window.screen.width + '<br />';
@@ -3075,22 +3481,24 @@ jsxc.gui = {
             jsxc.options.set(key, val);
          });
 
-         var success = jsxc.options.saveSettinsPermanent.call(this, data);
-
-         if (typeof self.attr('data-onsubmit') === 'string') {
-            jsxc.exec(self.attr('data-onsubmit'), [success]);
-         }
-
-         setTimeout(function() {
-            if (success) {
-               self.find('button[type="submit"]').switchClass('btn-primary', 'btn-success');
-            } else {
-               self.find('button[type="submit"]').switchClass('btn-primary', 'btn-danger');
+         var cb = function(success) {
+            if (typeof self.attr('data-onsubmit') === 'string') {
+               jsxc.exec(self.attr('data-onsubmit'), [success]);
             }
+
             setTimeout(function() {
-               self.find('button[type="submit"]').switchClass('btn-danger btn-success', 'btn-primary');
-            }, 2000);
-         }, 200);
+               if (success) {
+                  self.find('button[type="submit"]').switchClass('btn-primary', 'btn-success');
+               } else {
+                  self.find('button[type="submit"]').switchClass('btn-primary', 'btn-danger');
+               }
+               setTimeout(function() {
+                  self.find('button[type="submit"]').switchClass('btn-danger btn-success', 'btn-primary');
+               }, 2000);
+            }, 200);
+         };
+
+         jsxc.options.saveSettinsPermanent.call(this, data, cb);
 
          return false;
       });
@@ -3254,6 +3662,8 @@ jsxc.gui = {
       $('[data-bid="' + bid + '"]').each(function() {
          var el = $(this);
 
+         el.attr('data-status', pres);
+
          if (el.find('.jsxc_avatar').length > 0) {
             el = el.find('.jsxc_avatar');
          }
@@ -3269,7 +3679,7 @@ jsxc.gui = {
     * @param bid
     */
    unreadMsg: function(bid) {
-      var winData = jsxc.storage.getUserItem('window', bid);
+      var winData = jsxc.storage.getUserItem('window', bid) || {};
       var count = (winData && winData.unread) || 0;
       count = (count === true) ? 1 : count + 1; //unread was boolean (<2.1.0)
 
@@ -3391,9 +3801,9 @@ jsxc.gui = {
    detectEmail: function(container) {
       container = (container) ? $(container) : $('body');
 
-      container.find('a[href^="mailto:"]').each(function() {
+      container.find('a[href^="mailto:"],a[href^="xmpp:"]').each(function() {
          var spot = $("<span>X</span>").addClass("jsxc_spot");
-         var href = $(this).attr("href").replace(/^ *mailto:/, "").trim();
+         var href = $(this).attr("href").replace(/^ *(mailto|xmpp):/, "").trim();
 
          if (href !== '' && href !== Strophe.getBareJidFromJid(jsxc.storage.getItem("jid"))) {
             var bid = jsxc.jidToBid(href);
@@ -3448,6 +3858,37 @@ jsxc.gui = {
       if (typeof text === 'string' && text.length > 0) {
          el.text(text[0].toUpperCase());
       }
+   },
+
+   /**
+    * Replace shortname emoticons with images.
+    * 
+    * @param  {string} str text with emoticons as shortname
+    * @return {string} text with emoticons as images
+    */
+   shortnameToImage: function(str) {
+      str = str.replace(jsxc.gui.regShortNames, function(shortname) {
+         if (typeof shortname === 'undefined' || shortname === '' || (!(shortname in jsxc.gui.emoticonList.emojione) && !(shortname in jsxc.gui.emoticonList.core))) {
+            return shortname;
+         }
+
+         var div = $('<div>');
+
+         if (jsxc.gui.emoticonList.core[shortname]) {
+            var filename = jsxc.gui.emoticonList.core[shortname][jsxc.gui.emoticonList.core[shortname].length - 1].replace(/^:([^:]+):$/, '$1');
+            var src = jsxc.options.root + '/img/emotions/' + filename + '.svg';
+            div.css('background-image', 'url(' + src + ')');
+         } else if (jsxc.gui.emoticonList.emojione[shortname]) {
+            div.html(emojione.shortnameToImage(shortname));
+         }
+
+         div.addClass('jsxc_emoticon');
+         div.attr('title', shortname);
+
+         return div.prop('outerHTML');
+      });
+
+      return str;
    }
 };
 
@@ -3565,10 +4006,7 @@ jsxc.gui.roster = {
         .removeClass('chat-roster-shown chat-roster-hidden')
         .addClass('chat-roster-'+rosterState);
 
-      if (rosterState === 'hidden') {
-         $('#jsxc_roster').css('right', -1 * $('#jsxc_roster').innerWidth() + 'px');
-         $('#jsxc_windowList').css('right', '30px');
-      }
+      $('#jsxc_windowList').addClass('jsxc_roster_' + rosterState);
 
       var pres = 'offline';
       jsxc.storage.setUserItem('presence', pres);
@@ -3638,7 +4076,6 @@ jsxc.gui.roster = {
       };
 
       bud.find('.jsxc_more').click(expandClick);
-      bud.dblclick(expandClick);
 
       bud.find('.jsxc_vcard').click(function() {
          jsxc.gui.showVcard(data.jid);
@@ -3653,11 +4090,12 @@ jsxc.gui.roster = {
          scrollTo: '0px'
       });
 
-      var chat = jsxc.storage.getUserItem('chat', bid) || [];
+      var history = jsxc.storage.getUserItem('history', bid) || [];
       var i = 0;
-      while (chat.length > i) {
-         if (chat[i].direction !== 'sys') {
-            $('[data-bid="' + bid + '"]').find('.jsxc_lastmsg .jsxc_text').html(chat[i].msg);
+      while (history.length > i) {
+         var message = new jsxc.Message(history[i]);
+         if (message.direction !== jsxc.Message.SYS) {
+            $('[data-bid="' + bid + '"]').find('.jsxc_lastmsg .jsxc_text').html(message.msg);
             break;
          }
          i++;
@@ -3753,9 +4191,12 @@ jsxc.gui.roster = {
     */
    rename: function(bid) {
       var name = jsxc.gui.roster.getItem(bid).find('.jsxc_name');
-      var options = jsxc.gui.roster.getItem(bid).find('.jsxc_options, .jsxc_control, .jsxc_unread');
+      var options = jsxc.gui.roster.getItem(bid).find('.jsxc_lastmsg, .jsxc_more');
       var input = $('<input type="text" name="name"/>');
 
+      // hide more menu
+      $('body').click();
+
       options.hide();
       name = name.replaceWith(input);
 
@@ -3817,18 +4258,17 @@ jsxc.gui.roster = {
    /**
     * Toogle complete roster
     * 
-    * @param {Integer} d Duration in ms
+    * @param {string} state Toggle to state
     */
-   toggle: function(d) {
-      var rosterPromise;
-      var duration = d || 500;
+   toggle: function(state) {
+      var duration;
 
       var roster = $('#jsxc_roster');
       var wl = $('#jsxc_windowList');
 
-      var roster_width = roster.innerWidth();
-      var roster_right = parseFloat($('#jsxc_roster').css('right'));
-      var state = (roster_right < 0) ? 'shown' : 'hidden';
+      if (!state) {
+         state = (jsxc.storage.getUserItem('roster') === jsxc.CONST.HIDDEN) ? jsxc.CONST.SHOWN : jsxc.CONST.HIDDEN;
+      }
 
       if (state === 'shown' && jsxc.isExtraSmallDevice()) {
          jsxc.gui.window.hide();
@@ -3842,19 +4282,17 @@ jsxc.gui.roster = {
         .addClass('chat-roster-'+state);
 
       roster.removeClass('jsxc_state_hidden jsxc_state_shown').addClass('jsxc_state_' + state);
+      wl.removeClass('jsxc_roster_hidden jsxc_roster_shown').addClass('jsxc_roster_' + state);
+
+      duration = parseFloat(roster.css('transitionDuration') || 0) * 1000;
 
-      rosterPromise = roster.animate({
-         right: ((roster_width + roster_right) * -1) + 'px'
-      }, duration).promise();
-      wl.animate({
-         right: (30 - roster_right) + 'px'
-      }, duration).promise().done(function() {
+      setTimeout(function() {
          jsxc.gui.updateWindowListSB();
-      });
+      }, duration);
 
       $(document).trigger('toggle.roster.jsxc', [state, duration]);
 
-      return rosterPromise;
+      return duration;
    },
 
    /**
@@ -3906,11 +4344,13 @@ jsxc.gui.dialog = {
     */
    open: function(data, o) {
 
-      var opt = o || {};
+      var opt = $.extend({
+         name: ''
+      }, o);
 
       $.magnificPopup.open({
          items: {
-            src: '<div id="jsxc_dialog">' + data + '</div>'
+            src: '<div data-name="' + opt.name + '" id="jsxc_dialog">' + data + '</div>'
          },
          type: 'inline',
          modal: opt.noClose,
@@ -3965,11 +4405,18 @@ jsxc.gui.dialog = {
    },
 
    /**
-    * Close current dialog.
+    * If no name is provided every dialog will be closed, 
+    * otherwise only dialog with given name is closed.
+    *
+    * @param {string} [name] Close only dialog with the given name
     */
-   close: function() {
+   close: function(name) {
       jsxc.debug('close dialog');
 
+      if (typeof name === 'string' && name.length > 0 && !jsxc.el_exists('#jsxc_dialog[data-name=' + name + ']')) {
+         return;
+      }
+
       $.magnificPopup.close();
    },
 
@@ -4052,6 +4499,12 @@ jsxc.gui.window = {
          jsxc.gui.window.clear(bid);
       });
 
+      win.find('.jsxc_sendFile').click(function() {
+         $('body').click();
+
+         jsxc.gui.window.sendFile(bid);
+      });
+
       win.find('.jsxc_tools').click(function() {
          return false;
       });
@@ -4073,7 +4526,11 @@ jsxc.gui.window = {
             return;
          }
 
-         jsxc.gui.window.postMessage(bid, 'out', $(this).val());
+         jsxc.gui.window.postMessage({
+            bid: bid,
+            direction: jsxc.Message.OUT,
+            msg: $(this).val()
+         });
 
          $(this).val('');
       }).focus(function() {
@@ -4099,7 +4556,7 @@ jsxc.gui.window = {
 
       win.find('.jsxc_name').disableSelection();
 
-      /*win.find('.slimScrollDiv').resizable({
+      win.find('.slimScrollDiv').resizable({
          handles: 'w, nw, n',
          minHeight: 234,
          minWidth: 250,
@@ -4112,14 +4569,14 @@ jsxc.gui.window = {
          stop: function() {
             win.addClass('jsxc_normal');
          }
-      });*/
+      });
 
       win.find('.jsxc_window').css('bottom', -1 * win.find('.jsxc_fade').height());
 
       if ($.inArray(bid, jsxc.storage.getUserItem('windowlist')) < 0) {
 
          // add window to windowlist
-         var wl = jsxc.storage.getUserItem('windowlist');
+         var wl = jsxc.storage.getUserItem('windowlist') || [];
          wl.push(bid);
          jsxc.storage.setUserItem('windowlist', wl);
 
@@ -4129,6 +4586,8 @@ jsxc.gui.window = {
             text: '',
             unread: 0
          });
+
+         jsxc.gui.window.hide(bid);
       } else {
 
          if (jsxc.storage.getUserItem('window', bid).unread) {
@@ -4138,7 +4597,9 @@ jsxc.gui.window = {
 
       $.each(jsxc.gui.emotions, function(i, val) {
          var ins = val[0].split(' ')[0];
-         var li = $('<li><div title="' + ins + '" class="jsxc_' + val[1] + '"/></li>');
+         var li = $('<li>');
+         li.append(jsxc.gui.shortnameToImage(':' + val[1] + ':'));
+         li.find('div').attr('title', ins);
          li.click(function() {
             win.find('input').val(win.find('input').val() + ins);
             win.find('input').focus();
@@ -4169,9 +4630,9 @@ jsxc.gui.window = {
    /**
     * Resize given window to given size. If no size is provided the window is resized to the default size.
     * 
-    * @param  {string|jquery} win Bid or window object
+    * @param  {(string|jquery)} win Bid or window object
     * @param  {object} ui    The size has to be in the format {size:{width: [INT], height: [INT]}}
-    * @param  {[type]} outer If true the given size is used as outer dimensions.
+    * @param  {boolean} [outer] If true the given size is used as outer dimensions.
     */
    resize: function(win, ui, outer) {
       var bid;
@@ -4339,11 +4800,11 @@ jsxc.gui.window = {
     */
    _show: function(bid) {
       var win = jsxc.gui.window.get(bid);
-      var rosterPromise, windowPromise;
+      var duration = 0;
 
       if (jsxc.isExtraSmallDevice()) {
          if (parseFloat($('#jsxc_roster').css('right')) >= 0) {
-            rosterPromise = jsxc.gui.roster.toggle();
+            duration = jsxc.gui.roster.toggle();
          }
 
          jsxc.gui.window.hide();
@@ -4353,7 +4814,7 @@ jsxc.gui.window = {
       win.removeClass('jsxc_min').addClass('jsxc_normal');
       win.find('.jsxc_window').css('bottom', '0');
 
-      $.when(rosterPromise).done(function() {
+      setTimeout(function() {
          var padding = $("#jsxc_windowListSB").width();
          var innerWidth = $('#jsxc_windowList>ul').width();
          var outerWidth = $('#jsxc_windowList').width() - padding;
@@ -4373,7 +4834,7 @@ jsxc.gui.window = {
                jsxc.gui.scrollWindowListBy(right);
             }
          }
-      });
+      }, duration);
 
       // If the area is hidden, the scrolldown function doesn't work. So we
       // call it here.
@@ -4384,8 +4845,6 @@ jsxc.gui.window = {
       }
 
       win.trigger('show.window.jsxc');
-
-      return windowPromise;
    },
 
    /**
@@ -4461,57 +4920,97 @@ jsxc.gui.window = {
    },
 
    /**
-    * Write Message to chat area and save
+    * Write Message to chat area and save. Check border cases and remove html.
     * 
-    * @param {String} bid bar jid
-    * @param {String} direction 'in' message is received or 'out' message is
-    *        send
-    * @param {String} msg Message to display
-    * @param {boolean} encrypted Was this message encrypted? Default: false
-    * @param {boolean} forwarded Was this message forwarded? Default: false
-    * @param {integer} stamp Timestamp
-    * @param {object} sender Information about sender
-    * @property {string} sender.jid Sender Jid
-    * @property {string} sender.name Sender name or nickname
-    */
-   postMessage: function(bid, direction, msg, encrypted, forwarded, stamp, sender) {
-      var data = jsxc.storage.getUserItem('buddy', bid);
-      var html_msg = msg;
+    * @function postMessage
+    * @memberOf jsxc.gui.window
+    * @param {jsxc.Message} message object to be send
+    * @return {jsxc.Message} maybe modified message object
+    */
+   /**
+    * Create message object from given properties, write Message to chat area 
+    * and save. Check border cases and remove html.
+    * 
+    * @function postMessage
+    * @memberOf jsxc.gui.window
+    * @param {object} args New message properties
+    * @param {string} args.bid
+    * @param {direction} args.direction
+    * @param {string} args.msg
+    * @param {boolean} args.encrypted
+    * @param {boolean} args.forwarded
+    * @param {boolean} args.sender
+    * @param {integer} args.stamp
+    * @param {object} args.attachment Attached data
+    * @param {string} args.attachment.name File name
+    * @param {string} args.attachment.size File size
+    * @param {string} args.attachment.type File type
+    * @param {string} args.attachment.data File data
+    * @return {jsxc.Message} maybe modified message object
+    */
+   postMessage: function(message) {
+
+      if (typeof message === 'object' && !(message instanceof jsxc.Message)) {
+         message = new jsxc.Message(message);
+      }
+
+      var data = jsxc.storage.getUserItem('buddy', message.bid);
+      var html_msg = message.msg;
 
       // remove html tags and reencode html tags
-      msg = jsxc.removeHTML(msg);
-      msg = jsxc.escapeHTML(msg);
+      message.msg = jsxc.removeHTML(message.msg);
+      message.msg = jsxc.escapeHTML(message.msg);
 
       // exceptions:
 
-      if (direction === 'out' && data.msgstate === OTR.CONST.MSGSTATE_FINISHED && forwarded !== true) {
-         direction = 'sys';
-         msg = $.t('your_message_wasnt_send_please_end_your_private_conversation');
+      if (message.direction === jsxc.Message.OUT && data.msgstate === OTR.CONST.MSGSTATE_FINISHED && message.forwarded !== true) {
+         message.direction = jsxc.Message.SYS;
+         message.msg = $.t('your_message_wasnt_send_please_end_your_private_conversation');
       }
 
-      if (direction === 'in' && data.msgstate === OTR.CONST.MSGSTATE_FINISHED) {
-         direction = 'sys';
-         msg = $.t('unencrypted_message_received') + ' ' + msg;
+      if (message.direction === jsxc.Message.OUT && data.msgstate === OTR.CONST.MSGSTATE_FINISHED) {
+         message.direction = 'sys';
+         message.msg = $.t('unencrypted_message_received') + ' ' + message.msg;
       }
 
-      encrypted = encrypted || data.msgstate === OTR.CONST.MSGSTATE_ENCRYPTED;
-      var post = jsxc.storage.saveMessage(bid, direction, msg, encrypted, forwarded, stamp, sender);
+      message.encrypted = message.encrypted || data.msgstate === OTR.CONST.MSGSTATE_ENCRYPTED;
+
+      try {
+         message.save();
+      } catch (err) {
+         jsxc.warn('Unable to save message.', err);
+
+         message = new jsxc.Message({
+            msg: 'Unable to save that message. Please clear some chat histories.',
+            direction: jsxc.Message.SYS
+         });
+      }
 
-      if (direction === 'in' && !jsxc.gui.window.get(bid).find('.jsxc_textinput').is(":focus")) {
-         jsxc.gui.unreadMsg(bid);
+      if (message.direction === 'in' && !jsxc.gui.window.get(message.bid).find('.jsxc_textinput').is(":focus")) {
+         jsxc.gui.unreadMsg(message.bid);
 
-         $(document).trigger('postmessagein.jsxc', [bid, html_msg]);
+         $(document).trigger('postmessagein.jsxc', [message.bid, html_msg]);
       }
 
-      if (direction === 'out' && jsxc.master && forwarded !== true) {
-         jsxc.xmpp.sendMessage(bid, html_msg, post.uid);
+      if (message.direction === jsxc.Message.OUT && jsxc.master && message.forwarded !== true && html_msg) {
+         jsxc.xmpp.sendMessage(message.bid, html_msg, message._uid);
       }
 
-      jsxc.gui.window._postMessage(bid, post);
+      jsxc.gui.window._postMessage(message);
+
+      if (message.direction === 'out' && message.msg === '?' && jsxc.options.get('theAnswerToAnything') !== false) {
+         if (typeof jsxc.options.get('theAnswerToAnything') === 'undefined' || (Math.random() * 100 % 42) < 1) {
+            jsxc.options.set('theAnswerToAnything', true);
 
-      if (direction === 'out' && msg === '?') {
-         jsxc.gui.window.postMessage(bid, 'sys', '42');
+            jsxc.gui.window.postMessage(new jsxc.Message({
+               bid: message.bid,
+               direction: jsxc.Message.SYS,
+               msg: '42'
+            }));
+         }
       }
+
+      return message;
    },
 
    /**
@@ -4521,13 +5020,14 @@ jsxc.gui.window = {
     * @param {Object} post Post object with direction, msg, uid, received
     * @param {Bool} restore If true no highlights are used
     */
-   _postMessage: function(bid, post, restore) {
+   _postMessage: function(message, restore) {
+      var bid = message.bid;
       var win = jsxc.gui.window.get(bid);
-      var msg = post.msg;
-      var direction = post.direction;
-      var uid = post.uid;
+      var msg = message.msg;
+      var direction = message.direction;
+      var uid = message._uid;
 
-      if (win.find('.jsxc_textinput').is(':not(:focus)') && direction === 'in' && !restore) {
+      if (win.find('.jsxc_textinput').is(':not(:focus)') && direction === jsxc.Message.IN && !restore) {
          jsxc.gui.window.highlight(bid);
       }
 
@@ -4535,6 +5035,7 @@ jsxc.gui.window = {
 
          var href = (url.match(/^https?:\/\//i)) ? url : 'http://' + url;
 
+         // @TODO use jquery element builder
          return '<a href="' + href + '" target="_blank">' + url + '</a>';
       });
 
@@ -4544,50 +5045,77 @@ jsxc.gui.window = {
                jid += action;
             }
 
-            return '<a href="xmpp:' + jid + '">' + jid + '</a>';
+            // @TODO use jquery element builder
+            return '<a href="xmpp:' + jid + '">xmpp:' + jid + '</a>';
          }
 
-         return '<a href="mailto:' + jid + '" target="_blank">' + jid + '</a>';
+         // @TODO use jquery element builder
+         return '<a href="mailto:' + jid + '" target="_blank">mailto:' + jid + '</a>';
       });
 
+      // replace emoticons from XEP-0038 and pidgin with shortnames
       $.each(jsxc.gui.emotions, function(i, val) {
-         msg = msg.replace(val[2], function(match, p1) {
-
-            // escape value for alt and title, this prevents double
-            // replacement
-            var esc = '',
-               i;
-            for (i = 0; i < p1.length; i++) {
-               esc += '&#' + p1.charCodeAt(i) + ';';
-            }
-
-            return '<div title="' + esc + '" class="jsxc_emoticon jsxc_' + val[1] + '"/>';
-         });
+         msg = msg.replace(val[2], ':' + val[1] + ':');
       });
 
+      // translate shortnames to images
+      msg = jsxc.gui.shortnameToImage(msg);
+
+      // replace line breaks
+      msg = msg.replace(/(\r\n|\r|\n)/g, '<br />');
+
       var msgDiv = $("<div>"),
          msgTsDiv = $("<div>");
       msgDiv.addClass('jsxc_chatmessage jsxc_' + direction);
-      msgDiv.attr('id', uid);
+      msgDiv.attr('id', uid.replace(/:/g, '-'));
       msgDiv.html('<div>' + msg + '</div>');
       msgTsDiv.addClass('jsxc_timestamp');
-      msgTsDiv.text(jsxc.getFormattedTime(post.stamp));
+      msgTsDiv.text(jsxc.getFormattedTime(message.stamp));
 
-      if (post.received || false) {
+      if (message.isReceived() || false) {
          msgDiv.addClass('jsxc_received');
       }
 
-      if (post.forwarded) {
+      if (message.forwarded) {
          msgDiv.addClass('jsxc_forwarded');
       }
 
-      if (post.encrypted) {
+      if (message.encrypted) {
          msgDiv.addClass('jsxc_encrypted');
       }
 
+      if (message.attachment && message.attachment.name) {
+         var attachment = $('<div>');
+         attachment.addClass('jsxc_attachment');
+         attachment.addClass('jsxc_' + message.attachment.type.replace(/\//, '-'));
+         attachment.addClass('jsxc_' + message.attachment.type.replace(/^([^/]+)\/.*/, '$1'));
+
+         if (message.attachment.persistent === false) {
+            attachment.addClass('jsxc_notPersistent');
+         }
+
+         if (message.attachment.data) {
+            attachment.addClass('jsxc_data');
+         }
+
+         if (message.attachment.type.match(/^image\//) && message.attachment.thumbnail) {
+            $('<img alt="preview">').attr('src', message.attachment.thumbnail).attr('title', message.attachment.name).appendTo(attachment);
+         } else {
+            attachment.text(message.attachment.name);
+         }
+
+         if (message.attachment.data) {
+            attachment = $('<a>').append(attachment);
+            attachment.attr('href', message.attachment.data);
+            attachment.attr('download', message.attachment.name);
+         }
+
+         msgDiv.find('div').first().append(attachment);
+      }
+
       if (direction === 'sys') {
          jsxc.gui.window.get(bid).find('.jsxc_textarea').append('<div style="clear:both"/>');
-      } else if (typeof post.stamp !== 'undefined') {
+      } else if (typeof message.stamp !== 'undefined') {
          msgDiv.append(msgTsDiv);
       }
 
@@ -4595,39 +5123,47 @@ jsxc.gui.window = {
          $('[data-bid="' + bid + '"]').find('.jsxc_lastmsg .jsxc_text').html(msg);
       }
 
-      win.find('.jsxc_textarea').append(msgDiv);
+      if (jsxc.Message.getDOM(uid).length > 0) {
+         jsxc.Message.getDOM(uid).replaceWith(msgDiv);
+      } else {
+         win.find('.jsxc_textarea').append(msgDiv);
+      }
 
-      if (typeof post.sender === 'object' && post.sender !== null) {
+      if (typeof message.sender === 'object' && message.sender !== null) {
          var title = '';
          var avatarDiv = $('<div>');
          avatarDiv.addClass('jsxc_avatar').prependTo(msgDiv);
 
-         if (typeof post.sender.jid === 'string') {
-            msgDiv.attr('data-bid', jsxc.jidToBid(post.sender.jid));
+         if (typeof message.sender.jid === 'string') {
+            msgDiv.attr('data-bid', jsxc.jidToBid(message.sender.jid));
 
-            var data = jsxc.storage.getUserItem('buddy', jsxc.jidToBid(post.sender.jid)) || {};
-            jsxc.gui.updateAvatar(msgDiv, jsxc.jidToBid(post.sender.jid), data.avatar);
+            var data = jsxc.storage.getUserItem('buddy', jsxc.jidToBid(message.sender.jid)) || {};
+            jsxc.gui.updateAvatar(msgDiv, jsxc.jidToBid(message.sender.jid), data.avatar);
 
-            title = jsxc.jidToBid(post.sender.jid);
+            title = jsxc.jidToBid(message.sender.jid);
          }
 
-         if (typeof post.sender.name === 'string') {
-            msgDiv.attr('data-name', post.sender.name);
+         if (typeof message.sender.name === 'string') {
+            msgDiv.attr('data-name', message.sender.name);
 
-            if (typeof post.sender.jid !== 'string') {
-               jsxc.gui.avatarPlaceholder(avatarDiv, post.sender.name);
+            if (typeof message.sender.jid !== 'string') {
+               jsxc.gui.avatarPlaceholder(avatarDiv, message.sender.name);
             }
 
             if (title !== '') {
                title = '\n' + title;
             }
 
-            title = post.sender.name + title;
+            title = message.sender.name + title;
 
-            msgTsDiv.text(msgTsDiv.text() + ' ' + post.sender.name);
+            msgTsDiv.text(msgTsDiv.text() + ' ' + message.sender.name);
          }
 
          avatarDiv.attr('title', jsxc.escapeHTML(title));
+
+         if (msgDiv.prev().length > 0 && msgDiv.prev().find('.jsxc_avatar').attr('title') === avatarDiv.attr('title')) {
+            avatarDiv.css('visibility', 'hidden');
+         }
       }
 
       jsxc.gui.detectUriScheme(win);
@@ -4656,9 +5192,30 @@ jsxc.gui.window = {
    restoreChat: function(bid) {
       var chat = jsxc.storage.getUserItem('chat', bid);
 
-      while (chat !== null && chat.length > 0) {
-         var c = chat.pop();
-         jsxc.gui.window._postMessage(bid, c, true);
+      // convert legacy storage structure introduced in v3.0.0
+      if (chat) {
+         while (chat !== null && chat.length > 0) {
+            var c = chat.pop();
+
+            c.bid = bid;
+            c._uid = c.uid;
+            delete c.uid;
+
+            var message = new jsxc.Message(c);
+            message.save();
+
+            jsxc.gui.window._postMessage(message, true);
+         }
+
+         jsxc.storage.removeUserItem('chat', bid);
+      }
+
+      var history = jsxc.storage.getUserItem('history', bid);
+
+      while (history !== null && history.length > 0) {
+         var uid = history.pop();
+
+         jsxc.gui.window._postMessage(new jsxc.Message(uid), true);
       }
    },
 
@@ -4669,8 +5226,247 @@ jsxc.gui.window = {
     * @returns {undefined}
     */
    clear: function(bid) {
-      jsxc.storage.setUserItem('chat', bid, []);
-      jsxc.gui.window.get(bid).find('.jsxc_textarea').empty();
+      // deprecated
+      jsxc.storage.removeUserItem('chat', bid);
+
+      var history = jsxc.storage.getUserItem('history', bid) || [];
+
+      history.map(function(id) {
+         jsxc.storage.removeUserItem('msg', id);
+      });
+
+      jsxc.storage.setUserItem('history', bid, []);
+
+      var win = jsxc.gui.window.get(bid);
+
+      if (win.length > 0) {
+         win.find('.jsxc_textarea').empty();
+      }
+   },
+
+   /**
+    * Mark message as received.
+    * 
+    * @param  {string} bid
+    * @param  {string} uid message id
+    * @deprecated since v3.0.0. Use {@link jsxc.Message.received}.
+    */
+   receivedMessage: function(bid, uid) {
+      jsxc.warn('Using deprecated receivedMessage.');
+
+      var message = new jsxc.Message(uid);
+
+      message.received();
+   },
+
+   updateProgress: function(message, sent, size) {
+      var div = message.getDOM();
+      var span = div.find('.jsxc_timestamp span');
+
+      if (span.length === 0) {
+         div.find('.jsxc_timestamp').append('<span>');
+         span = div.find('.jsxc_timestamp span');
+      }
+
+      span.text(' ' + Math.round(sent / size * 100) + '%');
+
+      if (sent === size) {
+         span.remove();
+
+         message.received();
+      }
+   },
+
+   showOverlay: function(bid, content, allowClose) {
+      var win = jsxc.gui.window.get(bid);
+
+      win.find('.jsxc_overlay .jsxc_body').empty().append(content);
+      win.find('.jsxc_overlay .jsxc_close').off('click').click(function() {
+         jsxc.gui.window.hideOverlay(bid);
+      });
+
+      if (allowClose !== true) {
+         win.find('.jsxc_overlay .jsxc_close').hide();
+      } else {
+         win.find('.jsxc_overlay .jsxc_close').show();
+      }
+
+      win.addClass('jsxc_showOverlay');
+   },
+
+   hideOverlay: function(bid) {
+      var win = jsxc.gui.window.get(bid);
+
+      win.removeClass('jsxc_showOverlay');
+   },
+
+   selectResource: function(bid, text, cb, res) {
+      res = res || jsxc.storage.getUserItem('res', bid) || [];
+      cb = cb || function() {};
+
+      if (res.length > 0) {
+         var content = $('<div>');
+         var list = $('<ul>'),
+            i, li;
+
+         for (i = 0; i < res.length; i++) {
+            li = $('<li>');
+
+            li.append($('<a>').text(res[i]));
+            li.appendTo(list);
+         }
+
+         list.find('a').click(function(ev) {
+            ev.preventDefault();
+
+            jsxc.gui.window.hideOverlay(bid);
+
+            cb({
+               status: 'selected',
+               result: $(this).text()
+            });
+         });
+
+         if (text) {
+            $('<p>').text(text).appendTo(content);
+         }
+
+         list.appendTo(content);
+
+         jsxc.gui.window.showOverlay(bid, content);
+      } else {
+         cb({
+            status: 'unavailable'
+         });
+      }
+   },
+
+   smpRequest: function(bid, question) {
+      var content = $('<div>');
+
+      var p = $('<p>');
+      p.text($.t('smpRequestReceived'));
+      p.appendTo(content);
+
+      var abort = $('<button>');
+      abort.text($.t('Abort'));
+      abort.click(function() {
+         jsxc.gui.window.hideOverlay(bid);
+         jsxc.storage.removeUserItem('smp', bid);
+
+         if (jsxc.master && jsxc.otr.objects[bid]) {
+            jsxc.otr.objects[bid].sm.abort();
+         }
+      });
+      abort.appendTo(content);
+
+      var verify = $('<button>');
+      verify.text($.t('Verify'));
+      verify.addClass('jsxc_btn jsxc_btn-primary');
+      verify.click(function() {
+         jsxc.gui.window.hideOverlay(bid);
+
+         jsxc.otr.onSmpQuestion(bid, question);
+      });
+      verify.appendTo(content);
+
+      jsxc.gui.window.showOverlay(bid, content);
+   },
+
+   sendFile: function(jid) {
+      var bid = jsxc.jidToBid(jid);
+      var win = jsxc.gui.window.get(bid);
+      var res = Strophe.getResourceFromJid(jid);
+
+      if (!res) {
+         jid = win.data('jid');
+         res = Strophe.getResourceFromJid(jid);
+
+         var fileCapableRes = jsxc.webrtc.getCapableRes(jid, jsxc.webrtc.reqFileFeatures);
+         var resources = Object.keys(jsxc.storage.getUserItem('res', bid)) || [];
+
+         if (res === null && resources.length === 1 && fileCapableRes.length === 1) {
+            res = fileCapableRes[0];
+            jid = bid + '/' + res;
+         } else if (fileCapableRes.indexOf(res) < 0) {
+            jsxc.gui.window.selectResource(bid, $.t('Your_contact_uses_multiple_clients_'), function(data) {
+               if (data.status === 'unavailable') {
+                  jsxc.gui.window.hideOverlay(bid);
+               } else if (data.status === 'selected') {
+                  jsxc.gui.window.sendFile(bid + '/' + data.result);
+               }
+            }, fileCapableRes);
+
+            return;
+         }
+      }
+
+      var msg = $('<div><div><label><input type="file" name="files" /><label></div></div>');
+      msg.addClass('jsxc_chatmessage');
+
+      jsxc.gui.window.showOverlay(bid, msg, true);
+
+      msg.find('label').click();
+
+      msg.find('[type="file"]').change(function(ev) {
+         var file = ev.target.files[0]; // FileList object
+
+         if (!file) {
+            return;
+         }
+
+         var attachment = $('<div>');
+         attachment.addClass('jsxc_attachment');
+         attachment.addClass('jsxc_' + file.type.replace(/\//, '-'));
+         attachment.addClass('jsxc_' + file.type.replace(/^([^/]+)\/.*/, '$1'));
+
+         msg.empty().append(attachment);
+
+         if (FileReader && file.type.match(/^image\//)) {
+            var img = $('<img alt="preview">').attr('title', file.name);
+            img.attr('src', jsxc.options.get('root') + '/img/loading.gif');
+            img.appendTo(attachment);
+
+            var reader = new FileReader();
+
+            reader.onload = function() {
+               img.attr('src', reader.result);
+            };
+
+            reader.readAsDataURL(file);
+         } else {
+            attachment.text(file.name + ' (' + file.size + ' byte)');
+         }
+
+         $('<button>').addClass('jsxc_btn jsxc_btn-primary').text($.t('Send')).click(function() {
+            var sess = jsxc.webrtc.sendFile(jid, file);
+
+            jsxc.gui.window.hideOverlay(bid);
+
+            var message = jsxc.gui.window.postMessage({
+               _uid: sess.sid + ':msg',
+               bid: bid,
+               direction: 'out',
+               attachment: {
+                  name: file.name,
+                  size: file.size,
+                  type: file.type,
+                  data: (file.type.match(/^image\//)) ? img.attr('src') : null
+               }
+            });
+
+            sess.sender.on('progress', function(sent, size) {
+               jsxc.gui.window.updateProgress(message, sent, size);
+            });
+
+            msg.remove();
+
+         }).appendTo(msg);
+
+         $('<button>').addClass('jsxc_btn jsxc_btn-default').text($.t('Abort')).click(function() {
+            jsxc.gui.window.hideOverlay(bid);
+         }).appendTo(msg);
+      });
    }
 };
 
@@ -4788,7 +5584,7 @@ jsxc.muc = {
       if (!options || typeof options.server !== 'string') {
          jsxc.debug('Discover muc service');
 
-         // prosody does not response, if we send query before initial presence was send
+         // prosody does not respond, if we send query before initial presence was sent
          setTimeout(function() {
             self.conn.disco.items(Strophe.getDomainFromJid(self.conn.jid), null, function(items) {
                $(items).find('item').each(function() {
@@ -5018,6 +5814,10 @@ jsxc.muc = {
                   var bookmark = $("#jsxc_bookmark").prop("checked");
                   var autojoin = $('#jsxc_autojoin').prop('checked');
 
+                  // clean up
+                  jsxc.gui.window.clear(room);
+                  jsxc.storage.setUserItem('member', room, {});
+
                   self.join(room, nickname, password, roomName, subject, bookmark, autojoin);
 
                   return false;
@@ -5262,7 +6062,11 @@ jsxc.muc = {
       var roomdata = jsxc.storage.getUserItem('buddy', room);
 
       jsxc.storage.updateUserItem('buddy', room, 'state', self.CONST.ROOMSTATE.AWAIT_DESTRUCTION);
-      jsxc.gui.window.postMessage(room, 'sys', $.t('This_room_will_be_closed'));
+      jsxc.gui.window.postMessage({
+         bid: room,
+         direction: jsxc.Message.SYS,
+         msg: $.t('This_room_will_be_closed')
+      });
 
       var iq = $iq({
          to: room,
@@ -5318,17 +6122,18 @@ jsxc.muc = {
     */
    initWindow: function(event, win) {
       var self = jsxc.muc;
-      var data = win.data();
-      var bid = jsxc.jidToBid(data.jid);
-      var roomdata = jsxc.storage.getUserItem('buddy', bid);
 
       if (!jsxc.xmpp.conn) {
-         $(document).one('connectionReady.jsxc', function() {
+         $(document).one('attached.jsxc', function() {
             self.initWindow(null, win);
          });
          return;
       }
 
+      var data = win.data();
+      var bid = jsxc.jidToBid(data.jid);
+      var roomdata = jsxc.storage.getUserItem('buddy', bid);
+
       if (roomdata.type !== 'groupchat') {
          return;
       }
@@ -5339,7 +6144,7 @@ jsxc.muc = {
       var ownNickname = own[bid];
       var mlIcon = $('<div class="jsxc_members"></div>');
 
-      win.find('.jsxc_tools > .jsxc_transfer').after(mlIcon);
+      win.find('.jsxc_tools > .jsxc_settings').after(mlIcon);
 
       var ml = $('<div class="jsxc_memberlist"><ul></ul></div>');
       win.find('.jsxc_fade').prepend(ml);
@@ -5408,7 +6213,7 @@ jsxc.muc = {
          jsxc.muc.scrollMemberListBy(bid, 0);
       });
 
-      var destroy = $('<li>');
+      var destroy = $('<a>');
       destroy.text($.t('Destroy'));
       destroy.addClass('jsxc_destroy');
       destroy.hide();
@@ -5416,7 +6221,7 @@ jsxc.muc = {
          self.destroy(bid);
       });
 
-      win.find('.jsxc_settings ul').append(destroy);
+      win.find('.jsxc_settings ul').append($('<li>').append(destroy));
 
       if (roomdata.state > self.CONST.ROOMSTATE.INIT) {
          var member = jsxc.storage.getUserItem('member', bid) || {};
@@ -5430,14 +6235,14 @@ jsxc.muc = {
          });
       }
 
-      var leave = $('<li>');
+      var leave = $('<a>');
       leave.text($.t('Leave'));
       leave.addClass('jsxc_leave');
       leave.click(function() {
          self.leave(bid);
       });
 
-      win.find('.jsxc_settings ul').append(leave);
+      win.find('.jsxc_settings ul').append($('<li>').append(leave));
    },
 
    /**
@@ -5479,10 +6284,6 @@ jsxc.muc = {
 
          jsxc.storage.setUserItem('roomNames', jsxc.xmpp.conn.muc.roomNames);
 
-         // clean up
-         jsxc.storage.removeUserItem('chat', room);
-         member = {};
-
          if (jsxc.gui.roster.getItem(room).length === 0) {
             var bl = jsxc.storage.getUserItem('buddylist');
             bl.push(room);
@@ -5505,7 +6306,11 @@ jsxc.muc = {
             // room has been destroyed
             member = {};
 
-            jsxc.gui.window.postMessage(room, 'sys', $.t('This_room_has_been_closed'));
+            jsxc.gui.window.postMessage({
+               bid: room,
+               direction: jsxc.Message.SYS,
+               msg: $.t('This_room_has_been_closed')
+            });
 
             self.close(room);
          } else {
@@ -5523,27 +6328,39 @@ jsxc.muc = {
                // prevent to display enter message
                member[newNickname] = {};
 
-               jsxc.gui.window.postMessage(room, 'sys', $.t('is_now_known_as', {
-                  oldNickname: nickname,
-                  newNickname: newNickname,
-                  escapeInterpolation: true
-               }));
+               jsxc.gui.window.postMessage({
+                  bid: room,
+                  direction: jsxc.Message.SYS,
+                  msg: $.t('is_now_known_as', {
+                     oldNickname: nickname,
+                     newNickname: newNickname,
+                     escapeInterpolation: true
+                  })
+               });
             } else if (codes.length === 0 || (codes.length === 1 && codes.indexOf('110') > -1)) {
                // normal user exit
-               jsxc.gui.window.postMessage(room, 'sys', $.t('left_the_building', {
-                  nickname: nickname,
-                  escapeInterpolation: true
-               }));
+               jsxc.gui.window.postMessage({
+                  bid: room,
+                  direction: jsxc.Message.SYS,
+                  msg: $.t('left_the_building', {
+                     nickname: nickname,
+                     escapeInterpolation: true
+                  })
+               });
             }
          }
       } else {
          // new member joined
 
          if (!member[nickname] && own[room]) {
-            jsxc.gui.window.postMessage(room, 'sys', $.t('entered_the_room', {
-               nickname: nickname,
-               escapeInterpolation: true
-            }));
+            jsxc.gui.window.postMessage({
+               bid: room,
+               direction: jsxc.Message.SYS,
+               msg: $.t('entered_the_room', {
+                  nickname: nickname,
+                  escapeInterpolation: true
+               })
+            });
          }
 
          member[nickname] = {
@@ -5628,19 +6445,35 @@ jsxc.muc = {
       },
       /** Inform occupants that room logging is now enabled */
       170: function(room) {
-         jsxc.gui.window.postMessage(room, 'sys', $.t('Room_logging_is_enabled'));
+         jsxc.gui.window.postMessage({
+            bid: room,
+            direction: jsxc.Message.SYS,
+            msg: $.t('Room_logging_is_enabled')
+         });
       },
       /** Inform occupants that room logging is now disabled */
       171: function(room) {
-         jsxc.gui.window.postMessage(room, 'sys', $.t('Room_logging_is_disabled'));
+         jsxc.gui.window.postMessage({
+            bid: room,
+            direction: jsxc.Message.SYS,
+            msg: $.t('Room_logging_is_disabled')
+         });
       },
       /** Inform occupants that the room is now non-anonymous */
       172: function(room) {
-         jsxc.gui.window.postMessage(room, 'sys', $.t('Room_is_now_non-anoymous'));
+         jsxc.gui.window.postMessage({
+            bid: room,
+            direction: jsxc.Message.SYS,
+            msg: $.t('Room_is_now_non-anoymous')
+         });
       },
       /** Inform occupants that the room is now semi-anonymous */
       173: function(room) {
-         jsxc.gui.window.postMessage(room, 'sys', $.t('Room_is_now_semi-anonymous'));
+         jsxc.gui.window.postMessage({
+            bid: room,
+            direction: jsxc.Message.SYS,
+            msg: $.t('Room_is_now_semi-anonymous')
+         });
       },
       /** Inform user that a new room has been created */
       201: function(room) {
@@ -5686,14 +6519,22 @@ jsxc.muc = {
 
          if (own[room] === nickname) {
             jsxc.muc.close(room);
-            jsxc.gui.window.postMessage(room, 'sys', $.t('muc_removed_banned'));
+            jsxc.gui.window.postMessage({
+               bid: room,
+               direction: jsxc.Message.SYS,
+               msg: $.t('muc_removed_banned')
+            });
 
             jsxc.muc.postReason(room, xdata);
          } else {
-            jsxc.gui.window.postMessage(room, 'sys', $.t('muc_removed_info_banned', {
-               nickname: nickname,
-               escapeInterpolation: true
-            }));
+            jsxc.gui.window.postMessage({
+               bid: room,
+               direction: jsxc.Message.SYS,
+               msg: $.t('muc_removed_info_banned', {
+                  nickname: nickname,
+                  escapeInterpolation: true
+               })
+            });
          }
       },
       /** Inform user that he or she has been kicked */
@@ -5702,14 +6543,22 @@ jsxc.muc = {
 
          if (own[room] === nickname) {
             jsxc.muc.close(room);
-            jsxc.gui.window.postMessage(room, 'sys', $.t('muc_removed_kicked'));
+            jsxc.gui.window.postMessage({
+               bid: room,
+               direction: jsxc.Message.SYS,
+               msg: $.t('muc_removed_kicked')
+            });
 
             jsxc.muc.postReason(room, xdata);
          } else {
-            jsxc.gui.window.postMessage(room, 'sys', $.t('muc_removed_info_kicked', {
-               nickname: nickname,
-               escapeInterpolation: true
-            }));
+            jsxc.gui.window.postMessage({
+               bid: room,
+               direction: jsxc.Message.SYS,
+               msg: $.t('muc_removed_info_kicked', {
+                  nickname: nickname,
+                  escapeInterpolation: true
+               })
+            });
          }
       },
       /** Inform user that he or she is beeing removed from the room because of an affiliation change */
@@ -5718,12 +6567,21 @@ jsxc.muc = {
 
          if (own[room] === nickname) {
             jsxc.muc.close(room);
-            jsxc.gui.window.postMessage(room, 'sys', $.t('muc_removed_affiliation'));
+
+            jsxc.gui.window.postMessage({
+               bid: room,
+               direction: jsxc.Message.SYS,
+               msg: $.t('muc_removed_affiliation')
+            });
          } else {
-            jsxc.gui.window.postMessage(room, 'sys', $.t('muc_removed_info_affiliation', {
-               nickname: nickname,
-               escapeInterpolation: true
-            }));
+            jsxc.gui.window.postMessage({
+               bid: room,
+               direction: jsxc.Message.SYS,
+               msg: $.t('muc_removed_info_affiliation', {
+                  nickname: nickname,
+                  escapeInterpolation: true
+               })
+            });
          }
       },
       /** 
@@ -5735,12 +6593,20 @@ jsxc.muc = {
 
          if (own[room] === nickname) {
             jsxc.muc.close(room);
-            jsxc.gui.window.postMessage(room, 'sys', $.t('muc_removed_membersonly'));
+            jsxc.gui.window.postMessage({
+               bid: room,
+               direction: jsxc.Message.SYS,
+               msg: $.t('muc_removed_membersonly')
+            });
          } else {
-            jsxc.gui.window.postMessage(room, 'sys', $.t('muc_removed_info_membersonly', {
-               nickname: nickname,
-               escapeInterpolation: true
-            }));
+            jsxc.gui.window.postMessage({
+               bid: room,
+               direction: jsxc.Message.SYS,
+               msg: $.t('muc_removed_info_membersonly', {
+                  nickname: nickname,
+                  escapeInterpolation: true
+               })
+            });
          }
       },
       /**
@@ -5749,7 +6615,11 @@ jsxc.muc = {
        */
       332: function(room) {
          jsxc.muc.close(room);
-         jsxc.gui.window.postMessage(room, 'sys', $.t('muc_removed_shutdown'));
+         jsxc.gui.window.postMessage({
+            bid: room,
+            direction: jsxc.Message.SYS,
+            msg: $.t('muc_removed_shutdown')
+         });
       }
    },
 
@@ -5771,9 +6641,18 @@ jsxc.muc = {
          reason = $.t('Reason') + ': ' + reason;
 
          if (typeof actor.name === 'string' || typeof actor.jid === 'string') {
-            jsxc.gui.window.postMessage(room, 'in', reason, false, false, null, actor);
+            jsxc.gui.window.postMessage({
+               bid: room,
+               direction: jsxc.Message.IN,
+               msg: reason,
+               sender: actor
+            });
          } else {
-            jsxc.gui.window.postMessage(room, 'sys', reason);
+            jsxc.gui.window.postMessage({
+               bid: room,
+               direction: jsxc.Message.SYS,
+               msg: reason
+            });
          }
       }
    },
@@ -5893,7 +6772,7 @@ jsxc.muc = {
    onGroupchatMessage: function(message) {
       var id = $(message).attr('id');
 
-      if (jsxc.el_exists($('#' + id))) {
+      if (id && jsxc.el_exists(jsxc.Message.getDOM(id))) {
          // ignore own incoming messages
          return true;
       }
@@ -5917,7 +6796,15 @@ jsxc.muc = {
             sender.jid = member[nickname].jid;
          }
 
-         jsxc.gui.window.postMessage(room, 'in', body, false, false, stamp, sender);
+         jsxc.gui.window.init(room);
+
+         jsxc.gui.window.postMessage({
+            bid: room,
+            direction: jsxc.Message.IN,
+            msg: body,
+            stamp: stamp,
+            sender: sender
+         });
       }
 
       var subject = $(message).find('subject');
@@ -5929,10 +6816,14 @@ jsxc.muc = {
 
          jsxc.storage.setUserItem('buddy', room, roomdata);
 
-         jsxc.gui.window.postMessage(room, 'sys', $.t('changed_subject_to', {
-            nickname: nickname,
-            subject: subject.text()
-         }));
+         jsxc.gui.window.postMessage({
+            bid: room,
+            direction: jsxc.Message.SYS,
+            msg: $.t('changed_subject_to', {
+               nickname: nickname,
+               subject: subject.text()
+            })
+         });
       }
 
       return true;
@@ -5953,13 +6844,29 @@ jsxc.muc = {
       }
 
       if ($(message).find('item-not-found').length > 0) {
-         jsxc.gui.window.postMessage(room, 'sys', $.t('message_not_send_item-not-found'));
+         jsxc.gui.window.postMessage({
+            bid: room,
+            direction: jsxc.Message.SYS,
+            msg: $.t('message_not_send_item-not-found')
+         });
       } else if ($(message).find('forbidden').length > 0) {
-         jsxc.gui.window.postMessage(room, 'sys', $.t('message_not_send_forbidden'));
+         jsxc.gui.window.postMessage({
+            bid: room,
+            direction: jsxc.Message.SYS,
+            msg: $.t('message_not_send_forbidden')
+         });
       } else if ($(message).find('not-acceptable').length > 0) {
-         jsxc.gui.window.postMessage(room, 'sys', $.t('message_not_send_not-acceptable'));
+         jsxc.gui.window.postMessage({
+            bid: room,
+            direction: jsxc.Message.SYS,
+            msg: $.t('message_not_send_not-acceptable')
+         });
       } else {
-         jsxc.gui.window.postMessage(room, 'sys', $.t('message_not_send'));
+         jsxc.gui.window.postMessage({
+            bid: room,
+            direction: jsxc.Message.SYS,
+            msg: $.t('message_not_send')
+         });
       }
 
       jsxc.debug('[muc] error message for ' + room, $(message).find('error')[0]);
@@ -5984,8 +6891,9 @@ jsxc.muc = {
          return;
       }
 
-      var bo = $('<div>');
-      bo.text('+');
+      var bo = $('<a>');
+      $('<span>').addClass('jsxc_icon jsxc_bookmarkicon').appendTo(bo);
+      $('<span>').text($.t('Bookmark')).appendTo(bo);
       bo.addClass('jsxc_bookmarkOptions');
       bo.click(function(ev) {
          ev.preventDefault();
@@ -5995,7 +6903,7 @@ jsxc.muc = {
          return false;
       });
 
-      bud.find('.jsxc_rename').before(bo);
+      bud.find('.jsxc_menu ul').append($('<li>').append(bo));
 
       if (data.bookmarked) {
          bud.addClass('jsxc_bookmarked');
@@ -6340,7 +7248,7 @@ jsxc.notification = {
     */
    init: function() {
       $(document).on('postmessagein.jsxc', function(event, bid, msg) {
-         msg = (msg.match(/^\?OTR/)) ? $.t('Encrypted_message') : msg;
+         msg = (msg && msg.match(/^\?OTR/)) ? $.t('Encrypted_message') : msg;
          var data = jsxc.storage.getUserItem('buddy', bid);
 
          jsxc.notification.notify({
@@ -6546,7 +7454,17 @@ jsxc.notification = {
       // stop current audio file
       jsxc.notification.stopSound();
 
-      var audio = new Audio(jsxc.options.root + '/sound/' + soundFile);
+      var audio;
+      switch (soundFile) {
+        case "incomingMessage.wav":
+          audio = jsxcIncomingMessageB64;
+          break;
+        case "Rotary-Phone6.mp3":
+          audio = jsxcRotaryPhoneB64;
+          break;
+        default:
+          audio = jsxcPing1B64;
+      }
       audio.loop = loop || false;
       audio.play();
 
@@ -6637,6 +7555,12 @@ jsxc.options = {
       /** XMPP password */
       password: null,
 
+      /** session id */
+      sid: null,
+
+      /** request id */
+      rid: null,
+
       /** True: Allow user to overwrite xmpp settings */
       overwrite: false,
 
@@ -6653,6 +7577,15 @@ jsxc.options = {
       dnd: 0
    },
 
+   /**
+    * This function is called if a login form was found, but before any 
+    * modification is done to it.
+    * 
+    * @memberOf jsxc.options
+    * @function
+    */
+   formFound: null,
+
    /** If all 3 properties are set and enable is true, the login form is used */
    loginForm: {
       /** False, disables login through login form */
@@ -6690,10 +7623,25 @@ jsxc.options = {
        */
       onAuthFail: 'submit',
 
-      /** True: Attach connection even is login form was found */
+      /**
+       * True: Attach connection even is login form was found.
+       * 
+       * @type {Boolean}
+       * @deprecated since 3.0.0. Use now loginForm.ifFound (true => attach, false => pause)
+       */
       attachIfFound: true,
 
       /**
+       * Describes what we should do if login form was found: 
+       * - Attach connection
+       * - Force new connection with loginForm.jid and loginForm.passed
+       * - Pause connection and do nothing
+       * 
+       * @type {(attach|force|pause)}
+       */
+      ifFound: 'attach',
+
+      /**
        * True: Display roster minimized after first login. Afterwards the last 
        * roster state will be used. 
        */
@@ -6724,9 +7672,6 @@ jsxc.options = {
    /** Absolute path root of JSXC installation */
    root: '',
 
-   /** Timeout for restore in ms */
-   loginTimeout: 1000 * 60 * 10,
-
    /**
     * This function decides wether the roster will be displayed or not if no
     * connection is found.
@@ -6773,10 +7718,10 @@ jsxc.options = {
     * 
     * @memberOf jsxc.options
     * @param data Holds all data as key/value
-    * @returns {boolean} false if function failes
+    * @param cb Called with true on success, false otherwise
     */
-   saveSettinsPermanent: function() {
-
+   saveSettinsPermanent: function(data, cb) {
+      cb(true);
    },
 
    carbons: {
@@ -6823,6 +7768,9 @@ jsxc.options = {
       /** [optional] If set, jsxc requests and uses RTCPeerConfig from this url */
       url: null,
 
+      /** If true, jsxc send cookies when requesting RTCPeerConfig from the url above */
+      withCredentials: false,
+
       /** ICE servers like defined in http://www.w3.org/TR/webrtc/#idl-def-RTCIceServer */
       iceServers: [{
          urls: 'stun:stun.stunprotocol.org'
@@ -6846,7 +7794,9 @@ jsxc.options = {
             height: h
          };
       }
-   }
+   },
+
+   maxStorableSize: 1000000
 };
 
 /**
@@ -6876,9 +7826,23 @@ jsxc.otr = {
       }
 
       if (jsxc.otr.objects[bid].msgstate !== OTR.CONST.MSGSTATE_PLAINTEXT && !d.encrypted) {
-         jsxc.gui.window.postMessage(bid, 'sys', $.t('Received_an_unencrypted_message') + '. [' + d.msg + ']', d.encrypted, d.forwarded, d.stamp);
+         jsxc.gui.window.postMessage({
+            bid: bid,
+            direction: jsxc.Message.SYS,
+            msg: $.t('Received_an_unencrypted_message') + '. [' + d.msg + ']',
+            encrypted: d.encrypted,
+            forwarded: d.forwarded,
+            stamp: d.stamp
+         });
       } else {
-         jsxc.gui.window.postMessage(bid, 'in', d.msg, d.encrypted, d.forwarded, d.stamp);
+         jsxc.gui.window.postMessage({
+            bid: bid,
+            direction: jsxc.Message.IN,
+            msg: d.msg,
+            encrypted: d.encrypted,
+            forwarded: d.forwarded,
+            stamp: d.stamp
+         });
       }
    },
 
@@ -6938,7 +7902,11 @@ jsxc.otr = {
 
          switch (status) {
             case OTR.CONST.STATUS_SEND_QUERY:
-               jsxc.gui.window.postMessage(bid, 'sys', $.t('trying_to_start_private_conversation'));
+               jsxc.gui.window.postMessage({
+                  bid: bid,
+                  direction: jsxc.Message.SYS,
+                  msg: $.t('trying_to_start_private_conversation')
+               });
                break;
             case OTR.CONST.STATUS_AKE_SUCCESS:
                data.fingerprint = jsxc.otr.objects[bid].their_priv_pk.fingerprint();
@@ -6947,7 +7915,11 @@ jsxc.otr = {
                var msg_state = jsxc.otr.objects[bid].trust ? 'Verified' : 'Unverified';
                var msg = $.t(msg_state + '_private_conversation_started');
 
-               jsxc.gui.window.postMessage(bid, 'sys', msg);
+               jsxc.gui.window.postMessage({
+                  bid: bid,
+                  direction: 'sys',
+                  msg: msg
+               });
                break;
             case OTR.CONST.STATUS_END_OTR:
                data.fingerprint = null;
@@ -6956,13 +7928,21 @@ jsxc.otr = {
                   // we abort the private conversation
 
                   data.msgstate = OTR.CONST.MSGSTATE_PLAINTEXT;
-                  jsxc.gui.window.postMessage(bid, 'sys', $.t('private_conversation_aborted'));
+                  jsxc.gui.window.postMessage({
+                     bid: bid,
+                     direction: jsxc.Message.SYS,
+                     msg: $.t('private_conversation_aborted')
+                  });
 
                } else {
                   // the buddy abort the private conversation
 
                   data.msgstate = OTR.CONST.MSGSTATE_FINISHED;
-                  jsxc.gui.window.postMessage(bid, 'sys', $.t('your_buddy_closed_the_private_conversation_you_should_do_the_same'));
+                  jsxc.gui.window.postMessage({
+                     bid: bid,
+                     direction: jsxc.Message.SYS,
+                     msg: $.t('your_buddy_closed_the_private_conversation_you_should_do_the_same')
+                  });
                }
                break;
             case OTR.CONST.STATUS_SMP_HANDLE:
@@ -6979,15 +7959,14 @@ jsxc.otr = {
       jsxc.otr.objects[bid].on('smp', function(type, data) {
          switch (type) {
             case 'question': // verification request received
-               jsxc.gui.window.postMessage(bid, 'sys', $.t('Authentication_request_received'));
-
-               if ($('#jsxc_dialog').length > 0) {
-                  jsxc.otr.objects[bid].sm.abort();
-                  break;
-               }
+               jsxc.gui.window.postMessage({
+                  bid: bid,
+                  direction: jsxc.Message.SYS,
+                  msg: $.t('Authentication_request_received')
+               });
 
-               jsxc.otr.onSmpQuestion(bid, data);
-               jsxc.storage.setUserItem('smp_' + bid, {
+               jsxc.gui.window.smpRequest(bid, data);
+               jsxc.storage.setUserItem('smp', bid, {
                   data: data || null
                });
 
@@ -6999,15 +7978,28 @@ jsxc.otr = {
                jsxc.gui.update(bid);
 
                if (data) {
-                  jsxc.gui.window.postMessage(bid, 'sys', $.t('conversation_is_now_verified'));
+                  jsxc.gui.window.postMessage({
+                     bid: bid,
+                     direction: jsxc.Message.SYS,
+                     msg: $.t('conversation_is_now_verified')
+                  });
                } else {
-                  jsxc.gui.window.postMessage(bid, 'sys', $.t('authentication_failed'));
+                  jsxc.gui.window.postMessage({
+                     bid: bid,
+                     direction: jsxc.Message.SYS,
+                     msg: $.t('authentication_failed')
+                  });
                }
-               jsxc.storage.removeUserItem('smp_' + bid);
-               jsxc.gui.dialog.close();
+               jsxc.storage.removeUserItem('smp', bid);
+               jsxc.gui.dialog.close('smp');
                break;
             case 'abort':
-               jsxc.gui.window.postMessage(bid, 'sys', $.t('Authentication_aborted'));
+               jsxc.gui.window.hideOverlay(bid);
+               jsxc.gui.window.postMessage({
+                  bid: bid,
+                  direction: jsxc.Message.SYS,
+                  msg: $.t('Authentication_aborted')
+               });
                break;
             default:
                jsxc.debug('[OTR] sm callback: Unknown type: ' + type);
@@ -7037,7 +8029,11 @@ jsxc.otr = {
       jsxc.otr.objects[bid].on('error', function(err) {
          // Handle this case in jsxc.otr.receiveMessage
          if (err !== 'Received an unencrypted message.') {
-            jsxc.gui.window.postMessage(bid, 'sys', '[OTR] ' + $.t(err));
+            jsxc.gui.window.postMessage({
+               bid: bid,
+               direction: jsxc.Message.SYS,
+               msg: '[OTR] ' + $.t(err)
+            });
          }
 
          jsxc.error('[OTR] ' + err);
@@ -7061,14 +8057,16 @@ jsxc.otr = {
 
       if (data) {
          $('#jsxc_dialog > div:eq(2)').find('#jsxc_quest').val(data).prop('disabled', true);
-         $('#jsxc_dialog > div:eq(2)').find('.jsxc_submit').text($('Answer'));
+         $('#jsxc_dialog > div:eq(2)').find('.jsxc_submit').text($.t('Answer'));
          $('#jsxc_dialog > div:eq(2)').find('.jsxc_explanation').text($.t('onsmp_explanation_question'));
+         $('#jsxc_dialog > div:eq(2)').show();
       } else {
          $('#jsxc_dialog > div:eq(3)').find('.jsxc_explanation').text($.t('onsmp_explanation_secret'));
+         $('#jsxc_dialog > div:eq(3)').show();
       }
 
       $('#jsxc_dialog .jsxc_close').click(function() {
-         jsxc.storage.removeUserItem('smp_' + bid);
+         jsxc.storage.removeUserItem('smp', bid);
 
          if (jsxc.master) {
             jsxc.otr.objects[bid].sm.abort();
@@ -7231,8 +8229,6 @@ jsxc.otr = {
             MSGSTATE_FINISHED: 2
          };
 
-         jsxc._onMaster();
-
          return;
       }
 
@@ -7243,8 +8239,13 @@ jsxc.otr = {
          if (Worker) {
             // try to create web-worker
 
+            // Diaspora uses rails assets. Using inline worker
+            // is the only option besides adding the webworker
+            // the to diaspora public folder
+            var workerBlob = new Blob(['!function(a){"use strict";function c(a,b){postMessage({type:a,val:b})}a.OTR={},a.DSA={},a.crypto={randomBytes:function(){throw new Error("Haven\'t seeded yet.")}};var b=["vendor/salsa20.js","vendor/bigint.js","vendor/crypto.js","vendor/eventemitter.js","lib/const.js","lib/helpers.js","lib/dsa.js"];onmessage=function(d){var e=d.data;e.imports&&(b=e.imports),importScripts.apply(a,b);var f=new a.Salsa20(e.seed.slice(0,32),e.seed.slice(32));a.crypto.ra [...]
+
             try {
-               worker = new Worker(jsxc.options.root + '/lib/otr/lib/dsa-webworker.js');
+               worker = new Worker(window.URL.createObjectURL(workerBlob));
             } catch (err) {
                jsxc.warn('Couldn\'t create web-worker.', err);
             }
@@ -7255,8 +8256,6 @@ jsxc.otr = {
          if (!jsxc.otr.dsaFallback) {
             // create DSA key in background
 
-            jsxc._onMaster();
-
             worker.onmessage = function(e) {
                var type = e.data.type;
                var val = e.data.val;
@@ -7268,21 +8267,25 @@ jsxc.otr = {
                }
             };
 
+            jsxc.debug('DSA key creation started.');
+
             // start worker
+            var wwEndpoint = 'https://raw.githubusercontent.com/sualko/otr/master';
             worker.postMessage({
-               imports: [jsxc.options.root + '/lib/otr/vendor/salsa20.js', jsxc.options.root + '/lib/otr/vendor/bigint.js', jsxc.options.root + '/lib/otr/vendor/crypto.js', jsxc.options.root + '/lib/otr/vendor/eventemitter.js', jsxc.options.root + '/lib/otr/lib/const.js', jsxc.options.root + '/lib/otr/lib/helpers.js', jsxc.options.root + '/lib/otr/lib/dsa.js'],
+               imports: [wwEndpoint + '/vendor/salsa20.js', wwEndpoint + '/vendor/bigint.js', wwEndpoint + '/vendor/crypto.js', wwEndpoint + '/vendor/eventemitter.js', wwEndpoint + '/lib/const.js', wwEndpoint + '/lib/helpers.js', wwEndpoint + '/lib/dsa.js'],
                seed: BigInt.getSeed(),
                debug: true
             });
 
          } else {
             // fallback
+            jsxc.xmpp.conn.pause();
 
             jsxc.gui.dialog.open(jsxc.gui.template.get('waitAlert', null, msg), {
                noClose: true
             });
 
-            jsxc.debug('DSA key creation started.');
+            jsxc.debug('DSA key creation started in fallback mode.');
 
             // wait until the wait alert is opened
             setTimeout(function() {
@@ -7305,9 +8308,9 @@ jsxc.otr = {
 
       jsxc.storage.setUserItem('priv_fingerprint', jsxc.options.otr.priv.fingerprint());
 
-      if (jsxc.otr.dsaFallback !== false) {
-         jsxc._onMaster();
-      }
+      $.each(jsxc.storage.getUserItem('windowlist') || [], function(index, val) {
+         jsxc.otr.create(val);
+      });
    },
 
    /**
@@ -7321,11 +8324,8 @@ jsxc.otr = {
 
       // close wait alert
       if (jsxc.otr.dsaFallback) {
+         jsxc.xmpp.conn.resume();
          jsxc.gui.dialog.close();
-      } else {
-         $.each(jsxc.storage.getUserItem('windowlist'), function(index, val) {
-            jsxc.otr.create(val);
-         });
       }
 
       jsxc.otr._createDSA();
@@ -7359,6 +8359,10 @@ jsxc.storage = {
    getPrefix: function(uk) {
       var self = jsxc.storage;
 
+      if (uk && !jsxc.bid) {
+         console.trace('Unable to create user prefix');
+      }
+
       return self.PREFIX + self.SEP + ((uk && jsxc.bid) ? jsxc.bid + self.SEP : '');
    },
 
@@ -7373,7 +8377,7 @@ jsxc.storage = {
    setItem: function(key, value, uk) {
 
       // Workaround for non-conform browser
-      if (jsxc.storageNotConform > 0 && key !== 'rid' && key !== 'lastActivity') {
+      if (jsxc.storageNotConform > 0 && key !== 'rid') {
          if (jsxc.storageNotConform > 1 && jsxc.toSNC === null) {
             jsxc.toSNC = window.setTimeout(function() {
                jsxc.storageNotConform = 0;
@@ -7458,8 +8462,8 @@ jsxc.storage = {
     */
    removeItem: function(key, uk) {
 
-      // Workaround for non-conform browser
-      if (jsxc.storageNotConform && key !== 'rid' && key !== 'lastActivity') {
+      // Workaround for non-conforming browser
+      if (jsxc.storageNotConform && key !== 'rid') {
          jsxc.ls.push(JSON.stringify({
             key: jsxc.storage.prefix + key,
             value: ''
@@ -7523,10 +8527,11 @@ jsxc.storage = {
    /**
     * Updates value of a variable in a saved user object.
     * 
-    * @param {String} key variablename
-    * @param {String|object} variable variablename in object or object with
+    * @param {String} type variable type (a prefix)
+    * @param {String} key variable name
+    * @param {String|object} variable variable name in object or object with
     *        variable/key pairs
-    * @param {Object} [value] value
+    * @param {Object} [value] value (not used if the variable was an object)
     */
    updateUserItem: function(type, key, variable, value) {
       var self = jsxc.storage;
@@ -7543,7 +8548,7 @@ jsxc.storage = {
    },
 
    /**
-    * Inkrements value
+    * Increments value
     * 
     * @function
     * @param {String} key variablename
@@ -7593,8 +8598,8 @@ jsxc.storage = {
     * Triggered if changes are recognized
     * 
     * @function
-    * @param {event} e Storageevent
-    * @param {String} e.key Keyname which triggered event
+    * @param {event} e Storage event
+    * @param {String} e.key Key name which triggered event
     * @param {Object} e.oldValue Old Value for key
     * @param {Object} e.newValue New Value for key
     * @param {String} e.url
@@ -7602,14 +8607,15 @@ jsxc.storage = {
    onStorage: function(e) {
 
       // skip
-      if (e.key === jsxc.storage.PREFIX + jsxc.storage.SEP + 'rid' || e.key === jsxc.storage.PREFIX + jsxc.storage.SEP + 'lastActivity') {
+      if (e.key === jsxc.storage.PREFIX + jsxc.storage.SEP + 'rid') {
          return;
       }
 
       var re = new RegExp('^' + jsxc.storage.PREFIX + jsxc.storage.SEP + '(?:[^' + jsxc.storage.SEP + ']+@[^' + jsxc.storage.SEP + ']+' + jsxc.storage.SEP + ')?(.*)', 'i');
       var key = e.key.replace(re, '$1');
 
-      // Workaround for non-conform browser: Triggered event on every page
+      // Workaround for non-conforming browser, which trigger
+      // events on every page (notably IE): Ignore own writes
       // (own)
       if (jsxc.storageNotConform > 0 && jsxc.ls.length > 0) {
 
@@ -7637,7 +8643,7 @@ jsxc.storage = {
          }
       }
 
-      // Workaround for non-conform browser
+      // Workaround for non-conforming browser
       if (e.oldValue === e.newValue) {
          return;
       }
@@ -7645,7 +8651,7 @@ jsxc.storage = {
       var n, o;
       var bid = key.replace(new RegExp('[^' + jsxc.storage.SEP + ']+' + jsxc.storage.SEP + '(.*)', 'i'), '$1');
 
-      // react if someone ask, if there is a master
+      // react if someone asks whether there is a master
       if (jsxc.master && key === 'alive') {
          jsxc.debug('Master request.');
 
@@ -7656,9 +8662,13 @@ jsxc.storage = {
       // master alive
       if (!jsxc.master && (key === 'alive' || key === 'alive_busy') && !jsxc.triggeredFromElement) {
 
-         // reset timeout
-         window.clearTimeout(jsxc.to);
-         jsxc.to = window.setTimeout(jsxc.checkMaster, ((key === 'alive') ? jsxc.options.timeout : jsxc.options.busyTimeout) + jsxc.random(60));
+         // reset timeouts
+         jsxc.to = $.grep(jsxc.to, function(timeout) {
+            window.clearTimeout(timeout);
+
+            return false;
+         });
+         jsxc.to.push(window.setTimeout(jsxc.checkMaster, ((key === 'alive') ? jsxc.options.timeout : jsxc.options.busyTimeout) + jsxc.random(60)));
 
          // only call the first time
          if (!jsxc.role_allocation) {
@@ -7702,22 +8712,24 @@ jsxc.storage = {
          }
       }
 
-      if (key.match(new RegExp('^chat' + jsxc.storage.SEP))) {
+      if (key.match(new RegExp('^history' + jsxc.storage.SEP))) {
+
+         var history = JSON.parse(e.newValue);
+         var uid, el, message;
 
-         var posts = JSON.parse(e.newValue);
-         var data, el;
+         while (history.length > 0) {
+            uid = history.pop();
 
-         while (posts.length > 0) {
-            data = posts.pop();
-            el = $('#' + data.uid);
+            message = new jsxc.Message(uid);
+            el = message.getDOM();
 
             if (el.length === 0) {
-               if (jsxc.master && data.direction === 'out') {
-                  jsxc.xmpp.sendMessage(bid, data.msg, data.uid);
+               if (jsxc.master && message.direction === jsxc.Message.OUT) {
+                  jsxc.xmpp.sendMessage(message.bid, message.msg, message._uid);
                }
 
-               jsxc.gui.window._postMessage(bid, data);
-            } else if (data.received) {
+               jsxc.gui.window._postMessage(message, true);
+            } else if (message.isReceived()) {
                el.addClass('jsxc_received');
             }
          }
@@ -7768,7 +8780,8 @@ jsxc.storage = {
 
          if (!e.newValue) {
 
-            jsxc.gui.dialog.close();
+            jsxc.gui.dialog.close('smp');
+            jsxc.gui.window.hideOverlay(bid);
 
             if (jsxc.master) {
                jsxc.otr.objects[bid].sm.abort();
@@ -7781,10 +8794,11 @@ jsxc.storage = {
 
          if (typeof(n.data) !== 'undefined') {
 
-            jsxc.otr.onSmpQuestion(bid, n.data);
+            jsxc.gui.window.smpRequest(bid, n.data);
 
          } else if (jsxc.master && n.sec) {
-            jsxc.gui.dialog.close();
+            jsxc.gui.dialog.close('smp');
+            jsxc.gui.window.hideOverlay(bid);
 
             jsxc.otr.sendSmpReq(bid, n.sec, n.quest);
          }
@@ -7867,7 +8881,7 @@ jsxc.storage = {
       }
 
       if (key === 'roster') {
-         jsxc.gui.roster.toggle();
+         jsxc.gui.roster.toggle(e.newValue);
       }
 
       if (jsxc.master && key.match(new RegExp('^vcard' + jsxc.storage.SEP)) && e.newValue !== null && e.newValue.match(/^request:/)) {
@@ -7896,44 +8910,6 @@ jsxc.storage = {
    },
 
    /**
-    * Save message to storage.
-    * 
-    * @memberOf jsxc.storage
-    * @param bid
-    * @param direction
-    * @param msg
-    * @param encrypted
-    * @param forwarded
-    * @param sender
-    * @return post
-    */
-   saveMessage: function(bid, direction, msg, encrypted, forwarded, stamp, sender) {
-      var chat = jsxc.storage.getUserItem('chat', bid) || [];
-
-      var uid = new Date().getTime() + ':msg';
-
-      if (chat.length > jsxc.options.get('numberOfMsg')) {
-         chat.pop();
-      }
-
-      var post = {
-         direction: direction,
-         msg: msg,
-         uid: uid.replace(/:/, '-'),
-         received: false,
-         encrypted: encrypted || false,
-         forwarded: forwarded || false,
-         stamp: stamp || new Date().getTime(),
-         sender: sender
-      };
-
-      chat.unshift(post);
-      jsxc.storage.setUserItem('chat', bid, chat);
-
-      return post;
-   },
-
-   /**
     * Save or update buddy data.
     * 
     * @memberOf jsxc.storage
@@ -7966,7 +8942,7 @@ jsxc.storage = {
    }
 };
 
-/* global MediaStreamTrack */
+/* global MediaStreamTrack, File */
 /* jshint -W020 */
 
 /**
@@ -7990,9 +8966,12 @@ jsxc.webrtc = {
    /** should we auto accept incoming calls? */
    AUTO_ACCEPT: false,
 
-   /** required disco features */
+   /** required disco features for video call */
    reqVideoFeatures: ['urn:xmpp:jingle:apps:rtp:video', 'urn:xmpp:jingle:apps:rtp:audio', 'urn:xmpp:jingle:transports:ice-udp:1', 'urn:xmpp:jingle:apps:dtls:0'],
 
+   /** required disco features for file transfer */
+   reqFileFeatures: ['urn:xmpp:jingle:1', 'urn:xmpp:jingle:apps:file-transfer:3'],
+
    /** bare jid to current jid mapping */
    chatJids: {},
 
@@ -8021,10 +9000,17 @@ jsxc.webrtc = {
       $(document).on('mediaready.jingle', self.onMediaReady);
       $(document).on('mediafailure.jingle', self.onMediaFailure);
 
-      manager.on('incoming', $.proxy(self.onCallIncoming, self));
-      manager.on('terminated', $.proxy(self.onCallTerminated, self));
+      manager.on('incoming', $.proxy(self.onIncoming, self));
+
+      manager.on('terminated', $.proxy(self.onTerminated, self));
       manager.on('ringing', $.proxy(self.onCallRinging, self));
 
+      manager.on('receivedFile', $.proxy(self.onReceivedFile, self));
+
+      manager.on('sentFile', function(sess, metadata) {
+         jsxc.debug('sent ' + metadata.hash);
+      });
+
       manager.on('peerStreamAdded', $.proxy(self.onRemoteStreamAdded, self));
       manager.on('peerStreamRemoved', $.proxy(self.onRemoteStreamRemoved, self));
 
@@ -8055,6 +9041,11 @@ jsxc.webrtc = {
       }
    },
 
+   onConnected: function() {
+      //Request new credentials after login
+      jsxc.storage.removeUserItem('iceValidity');
+   },
+
    onDisconnected: function() {
       var self = jsxc.webrtc;
 
@@ -8096,6 +9087,9 @@ jsxc.webrtc = {
 
       $.ajax(url, {
          async: true,
+         xhrFields: {
+            withCredentials: jsxc.options.get('RTCPeerConfig').withCredentials
+         },
          success: function(data) {
             var ttl = data.ttl || 3600;
             var iceServers = data.iceServers;
@@ -8142,20 +9136,27 @@ jsxc.webrtc = {
    },
 
    /**
-    * Return list of video capable resources.
+    * Return list of capable resources.
     * 
     * @memberOf jsxc.webrtc
     * @param jid
+    * @param {(string|string[])} features list of required features
     * @returns {Array}
     */
-   getCapableRes: function(jid) {
+   getCapableRes: function(jid, features) {
       var self = jsxc.webrtc;
       var bid = jsxc.jidToBid(jid);
-      var res = jsxc.storage.getUserItem('res', bid) || [];
+      var res = Object.keys(jsxc.storage.getUserItem('res', bid) || {}) || [];
+
+      if (!features) {
+         return res;
+      } else if (typeof features === 'string') {
+         features = [features];
+      }
 
       var available = [];
-      $.each(res, function(r) {
-         if (self.conn.caps.hasFeatureByJid(bid + '/' + r, self.reqVideoFeatures)) {
+      $.each(res, function(i, r) {
+         if (self.conn.caps.hasFeatureByJid(bid + '/' + r, features)) {
             available.push(r);
          }
       });
@@ -8164,40 +9165,6 @@ jsxc.webrtc = {
    },
 
    /**
-    * Add "video" button to roster
-    * 
-    * @private
-    * @memberOf jsxc.webrtc
-    * @param event
-    * @param bid bid of roster item
-    * @param data data wich belongs to bid
-    * @param el the roster item
-    */
-   onAddRosterItem: function(event, bid, data, el) {
-      var self = jsxc.webrtc;
-
-      if (!self.conn) {
-         $(document).one('connectionReady.jsxc', function() {
-            self.onAddRosterItem(null, bid, data, el);
-         });
-         return;
-      }
-
-      var videoIcon = $('<div class="jsxc_video jsxc_disabled" title="' + $.t("Start_video_call") + '"></div>');
-
-      videoIcon.click(function() {
-         self.startCall(data.jid);
-         return false;
-      });
-
-      el.find('.jsxc_options.jsxc_left').append(videoIcon);
-
-      el.on('extra.jsxc', function() {
-         self.updateIcon(bid);
-      });
-   },
-
-   /**
     * Add "video" button to window menu.
     * 
     * @private
@@ -8215,7 +9182,7 @@ jsxc.webrtc = {
       jsxc.debug('webrtc.initWindow');
 
       if (!self.conn) {
-         $(document).one('connectionReady.jsxc', function() {
+         $(document).one('attached.jsxc', function() {
             self.initWindow(null, win);
          });
          return;
@@ -8224,7 +9191,7 @@ jsxc.webrtc = {
       var div = $('<div>').addClass('jsxc_video');
       win.find('.jsxc_tools .jsxc_settings').after(div);
 
-      self.updateIcon(jsxc.jidToBid(win.data('jid')));
+      self.updateIcon(win.data('bid'));
    },
 
    /**
@@ -8255,10 +9222,12 @@ jsxc.webrtc = {
          }
       }
 
-      var el = win.find('.jsxc_video').add(jsxc.gui.roster.getItem(bid).find('.jsxc_video'));
+      var res = Strophe.getResourceFromJid(jid);
 
-      var capableRes = self.getCapableRes(jid);
-      var targetRes = Strophe.getResourceFromJid(jid);
+      var el = win.find('.jsxc_video');
+
+      var capableRes = self.getCapableRes(jid, self.reqVideoFeatures);
+      var targetRes = res;
 
       if (targetRes === null) {
          $.each(jsxc.storage.getUserItem('buddy', bid).res || [], function(index, val) {
@@ -8286,6 +9255,15 @@ jsxc.webrtc = {
 
          el.attr('title', $.t('Video_call_not_possible'));
       }
+
+      var fileCapableRes = self.getCapableRes(jid, self.reqFileFeatures);
+      var resources = Object.keys(jsxc.storage.getUserItem('res', bid) || {}) || [];
+
+      if (fileCapableRes.indexOf(res) > -1 || (res === null && fileCapableRes.length === 1 && resources.length === 1)) {
+         win.find('.jsxc_sendFile').removeClass('jsxc_disabled');
+      } else {
+         win.find('.jsxc_sendFile').addClass('jsxc_disabled');
+      }
    },
 
    /**
@@ -8429,7 +9407,6 @@ jsxc.webrtc = {
          dialog.find('.jsxc_localvideo').show();
       }
 
-      $(document).one('cleanup.dialog.jsxc', $.proxy(self.hangUp, self));
       $(document).trigger('finish.mediaready.jsxc');
    },
 
@@ -8447,10 +9424,52 @@ jsxc.webrtc = {
 
       self.setStatus('media failure');
 
-      jsxc.gui.window.postMessage(jsxc.jidToBid(jsxc.webrtc.last_caller), 'sys', $.t('Media_failure') + ': ' + $.t(err.name) + ' (' + err.name + ').');
+      jsxc.gui.window.postMessage({
+         bid: jsxc.jidToBid(jsxc.webrtc.last_caller),
+         direction: jsxc.Message.SYS,
+         msg: $.t('Media_failure') + ': ' + $.t(err.name) + ' (' + err.name + ').'
+      });
+
       jsxc.debug('media failure: ' + err.name);
    },
 
+   onIncoming: function(session) {
+      var self = jsxc.webrtc;
+      var type = (session.constructor) ? session.constructor.name : null;
+
+      if (type === 'FileTransferSession') {
+         self.onIncomingFileTransfer(session);
+      } else if (type === 'MediaSession') {
+         self.onIncomingCall(session);
+      }
+   },
+
+   onIncomingFileTransfer: function(session) {
+      jsxc.debug('incoming file transfer from ' + session.peerID);
+
+      var buddylist = jsxc.storage.getUserItem('buddylist') || [];
+      var bid = jsxc.jidToBid(session.peerID);
+
+      if (buddylist.indexOf(bid) > -1) {
+         //Accept file transfers only from contacts
+         session.accept();
+
+         var message = jsxc.gui.window.postMessage({
+            _uid: session.sid + ':msg',
+            bid: bid,
+            direction: jsxc.Message.IN,
+            attachment: {
+               name: session.receiver.metadata.name,
+               type: session.receiver.metadata.type || 'application/octet-stream'
+            }
+         });
+
+         session.receiver.on('progress', function(sent, size) {
+            jsxc.gui.window.updateProgress(message, sent, size);
+         });
+      }
+   },
+
    /**
     * Called on incoming call.
     * 
@@ -8459,15 +9478,19 @@ jsxc.webrtc = {
     * @param event
     * @param sid Session id
     */
-   onCallIncoming: function(session) {
+   onIncomingCall: function(session) {
       jsxc.debug('incoming call from ' + session.peerID);
 
-      var self = this;
+      var self = jsxc.webrtc;
       var bid = jsxc.jidToBid(session.peerID);
 
       session.on('change:connectionState', $.proxy(self.onIceConnectionStateChanged, self));
 
-      jsxc.gui.window.postMessage(bid, 'sys', $.t('Incoming_call'));
+      jsxc.gui.window.postMessage({
+         bid: bid,
+         direction: jsxc.Message.SYS,
+         msg: $.t('Incoming_call')
+      });
 
       // display notification
       jsxc.notification.notify($.t('Incoming_call'), $.t('from_sender', {
@@ -8515,6 +9538,15 @@ jsxc.webrtc = {
       });
    },
 
+   onTerminated: function(session, reason) {
+      var self = jsxc.webrtc;
+      var type = (session.constructor) ? session.constructor.name : null;
+
+      if (type === 'MediaSession') {
+         self.onCallTerminated(session, reason);
+      }
+   },
+
    /**
     * Called if call is terminated.
     * 
@@ -8526,12 +9558,19 @@ jsxc.webrtc = {
     * @param [text] Optional explanation
     */
    onCallTerminated: function(session, reason) {
-      this.setStatus('call terminated ' + session.peer + (reason ? reason.condition : ''));
+      this.setStatus('call terminated ' + session.peerID + (reason && reason.condition ? reason.condition : ''));
 
-      var bid = jsxc.jidToBid(session.peer);
+      var bid = jsxc.jidToBid(session.peerID);
 
       if (this.localStream) {
-         this.localStream.stop();
+         if (typeof this.localStream.stop === 'function') {
+            this.localStream.stop();
+         } else {
+            var tracks = this.localStream.getTracks();
+            tracks.forEach(function(track) {
+               track.stop();
+            });
+         }
       }
 
       if ($('.jsxc_videoContainer').length) {
@@ -8543,18 +9582,15 @@ jsxc.webrtc = {
       this.localStream = null;
       this.remoteStream = null;
 
-      var win = $('#jsxc_webrtc .jsxc_chatarea > ul > li');
-      $('#jsxc_windowList > ul').prepend(win.detach());
-      //win.find('.slimScrollDiv').resizable('enable');
-      //jsxc.gui.window.resize(win);
+      jsxc.gui.closeVideoWindow();
 
-      $(document).off('cleanup.dialog.jsxc');
       $(document).off('error.jingle');
 
-      jsxc.gui.dialog.close();
-      $('#jsxc_webrtc').remove();
-
-      jsxc.gui.window.postMessage(bid, 'sys', ($.t('Call_terminated') + (reason ? (': ' + $.t('jingle_reason_' + reason.condition)) : '') + '.'));
+      jsxc.gui.window.postMessage({
+         bid: bid,
+         direction: jsxc.Message.SYS,
+         msg: ($.t('Call_terminated') + (reason && reason.condition ? (': ' + $.t('jingle_reason_' + reason.condition)) : '') + '.')
+      });
    },
 
    /**
@@ -8642,9 +9678,11 @@ jsxc.webrtc = {
          $('#jsxc_webrtc .bubblingG').hide();
 
       } else if (state === 'failed') {
-         jsxc.gui.window.postMessage(jsxc.jidToBid(session.peerID), 'sys', $.t('ICE_connection_failure'));
-
-         $(document).off('cleanup.dialog.jsxc');
+         jsxc.gui.window.postMessage({
+            bid: jsxc.jidToBid(session.peerID),
+            direction: jsxc.Message.SYS,
+            msg: $.t('ICE_connection_failure')
+         });
 
          session.end('failed-transport');
 
@@ -8675,14 +9713,17 @@ jsxc.webrtc = {
          'finish.mediaready.jsxc': function() {
             self.setStatus('Initiate call');
 
-            jsxc.gui.window.postMessage(jsxc.jidToBid(jid), 'sys', $.t('Call_started'));
+            jsxc.gui.window.postMessage({
+               bid: jsxc.jidToBid(jid),
+               direction: jsxc.Message.SYS,
+               msg: $.t('Call_started')
+            });
 
             $(document).one('error.jingle', function(e, sid, error) {
-               if (error.source !== 'offer') {
+               if (error && error.source !== 'offer') {
                   return;
                }
 
-               $(document).off('cleanup.dialog.jsxc');
                setTimeout(function() {
                   jsxc.gui.showAlert("Sorry, we couldn't establish a connection. Maybe your buddy is offline.");
                }, 500);
@@ -8706,9 +9747,13 @@ jsxc.webrtc = {
     * @memberOf jsxc.webrtc
     */
    hangUp: function(reason, text) {
-      $(document).off('cleanup.dialog.jsxc');
+      if (jsxc.webrtc.conn.jingle.manager && !$.isEmptyObject(jsxc.webrtc.conn.jingle.manager.peers)) {
+         jsxc.webrtc.conn.jingle.terminate(null, reason, text);
+      } else {
+         jsxc.gui.closeVideoWindow();
+      }
 
-      jsxc.webrtc.conn.jingle.terminate(null, reason, text);
+      // @TODO check event
       $(document).trigger('callterminated.jingle');
    },
 
@@ -8815,6 +9860,105 @@ jsxc.webrtc = {
       $('.jsxc_snapshotbar').append(link);
 
       canvas.remove();
+   },
+
+   /**
+    * Send file to full jid.
+    *
+    * @memberOf jsxc.webrtc
+    * @param  {string} jid full jid
+    * @param  {file} file
+    * @return {object} session
+    */
+   sendFile: function(jid, file) {
+      var self = jsxc.webrtc;
+
+      var sess = self.conn.jingle.manager.createFileTransferSession(jid);
+
+      sess.on('change:sessionState', function() {
+         jsxc.debug('Session state', sess.state);
+      });
+      sess.on('change:connectionState', function() {
+         jsxc.debug('Connection state', sess.connectionState);
+      });
+
+      sess.start(file);
+
+      return sess;
+   },
+
+   /**
+    * Display received file.
+    *
+    * @memberOf jsxc.webrtc
+    * @param  {object} sess
+    * @param  {File} file
+    * @param  {object} metadata file metadata
+    */
+   onReceivedFile: function(sess, file, metadata) {
+      jsxc.debug('file received', metadata);
+
+      if (!FileReader) {
+         return;
+      }
+
+      var reader = new FileReader();
+      var type;
+
+      if (!metadata.type) {
+         // detect file type via file extension, because XEP-0234 v0.14 
+         // does not send any type
+         var ext = metadata.name.replace(/.+\.([a-z0-9]+)$/i, '$1').toLowerCase();
+
+         switch (ext) {
+            case 'jpg':
+            case 'jpeg':
+            case 'png':
+            case 'gif':
+            case 'svg':
+               type = 'image/' + ext.replace(/^jpg$/, 'jpeg');
+               break;
+            case 'mp3':
+            case 'wav':
+               type = 'audio/' + ext;
+               break;
+            case 'pdf':
+               type = 'application/pdf';
+               break;
+            case 'txt':
+               type = 'text/' + ext;
+               break;
+            default:
+               type = 'application/octet-stream';
+         }
+      } else {
+         type = metadata.type;
+      }
+
+      reader.onload = function(ev) {
+         // modify element with uid metadata.actualhash
+
+         jsxc.gui.window.postMessage({
+            _uid: sess.sid + ':msg',
+            bid: jsxc.jidToBid(sess.peerID),
+            direction: jsxc.Message.IN,
+            attachment: {
+               name: metadata.name,
+               type: type,
+               size: metadata.size,
+               data: ev.target.result
+            }
+         });
+      };
+
+      if (!file.type) {
+         // file type should be handled in lib
+         file = new File([file], metadata.name, {
+            type: type
+         });
+      }
+
+      reader.readAsDataURL(file);
    }
 };
 
@@ -8872,23 +10016,9 @@ jsxc.gui.showVideoWindow = function(jid) {
       $('#jsxc_webrtc .jsxc_' + (self.remoteStream.getVideoTracks().length > 0 ? 'remotevideo' : 'noRemoteVideo')).addClass('jsxc_deviceAvailable');
    }
 
-   var toggleMulti = function(elem, open) {
-      $('#jsxc_webrtc .jsxc_multi > div').not(elem).slideUp();
-
-      var opt = {
-         complete: jsxc.gui.dialog.resize
-      };
-
-      if (open) {
-         elem.slideDown(opt);
-      } else {
-         elem.slideToggle(opt);
-      }
-   };
-
    var win = jsxc.gui.window.open(jsxc.jidToBid(jid));
 
-   win.find('.slimScrollDiv').resizable('disable');
+   win.find('.slimScrollDiv').resizable({disabled: true});
    jsxc.gui.window.resize(win, {
       size: {
          width: $('#jsxc_webrtc .jsxc_chatarea').width(),
@@ -8902,33 +10032,6 @@ jsxc.gui.showVideoWindow = function(jid) {
       jsxc.webrtc.hangUp('success');
    });
 
-   $('#jsxc_webrtc .jsxc_snapshot').click(function() {
-      jsxc.webrtc.snapshot(rv);
-      toggleMulti($('#jsxc_webrtc .jsxc_snapshotbar'), true);
-   });
-
-   $('#jsxc_webrtc .jsxc_snapshots').click(function() {
-      toggleMulti($('#jsxc_webrtc .jsxc_snapshotbar'));
-   });
-
-   $('#jsxc_webrtc .jsxc_showchat').click(function() {
-      var chatarea = $('#jsxc_webrtc .jsxc_chatarea');
-
-      if (chatarea.is(':hidden')) {
-         chatarea.show();
-         $('#jsxc_webrtc .jsxc_webrtc').width('900');
-         jsxc.gui.dialog.resize({
-            width: '920px'
-         });
-      } else {
-         chatarea.hide();
-         $('#jsxc_webrtc .jsxc_webrtc').width('650');
-         jsxc.gui.dialog.resize({
-            width: '660px'
-         });
-      }
-   });
-
    $('#jsxc_webrtc .jsxc_fullscreen').click(function() {
 
       if ($.support.fullscreen) {
@@ -8941,22 +10044,20 @@ jsxc.gui.showVideoWindow = function(jid) {
       }
    });
 
-   $('#jsxc_webrtc .jsxc_volume').change(function() {
-      rv[0].volume = $(this).val();
-   });
-
-   $('#jsxc_webrtc .jsxc_volume').dblclick(function() {
-      $(this).val(0.5);
+   $('#jsxc_webrtc .jsxc_videoContainer').click(function() {
+      $('#jsxc_webrtc .jsxc_controlbar').toggleClass('jsxc_visible');
    });
 
-   $('#jsxc_webrtc .jsxc_videoContainer').toggle(function() {
-      $('#jsxc_webrtc .jsxc_controlbar').css('opacity', '1.0');
-   }, function() {
-      $('#jsxc_webrtc .jsxc_controlbar').css('opacity', '');
-   });
+   return $('#jsxc_webrtc');
+};
 
+jsxc.gui.closeVideoWindow = function() {
+   var win = $('#jsxc_webrtc .jsxc_chatarea > ul > li');
+   $('#jsxc_windowList > ul').prepend(win.detach());
+   win.find('.slimScrollDiv').resizable('enable');
+   jsxc.gui.window.resize(win);
 
-   return $('#jsxc_webrtc');
+   $('#jsxc_webrtc').remove();
 };
 
 $.extend(jsxc.CONST, {
@@ -8965,10 +10066,10 @@ $.extend(jsxc.CONST, {
 });
 
 $(document).ready(function() {
-   $(document).on('add.roster.jsxc', jsxc.webrtc.onAddRosterItem);
    $(document).on('init.window.jsxc', jsxc.webrtc.initWindow);
    $(document).on('attached.jsxc', jsxc.webrtc.init);
    $(document).on('disconnected.jsxc', jsxc.webrtc.onDisconnected);
+   $(document).on('connected.jsxc', jsxc.webrtc.onConnected);
 });
 
 /**
@@ -9327,14 +10428,14 @@ jsxc.gui.template['aboutDialog'] = '<h3>JavaScript XMPP Chat</h3>\n' +
 '   Real-time chat app for {{app_name}} and more.\n' +
 '   <br /> Requires an external <a href="https://xmpp.org/xmpp-software/servers/" target="_blank">XMPP server</a>.\n' +
 '</p>\n' +
-'<p>\n' +
+'<p class="jsxc_credits">\n' +
 '   <b>Credits: </b> <a href="http://www.beepzoid.com/old-phones/" target="_blank">David English (Ringtone)</a>,\n' +
 '   <a href="https://soundcloud.com/freefilmandgamemusic/ping-1?in=freefilmandgamemusic/sets/free-notification-sounds-and" target="_blank">CameronMusic (Ping)</a>,\n' +
-'   <a href="http://www.picol.org/">Picol (Fullscreen icon)</a>\n' +
+'   <a href="http://www.picol.org/">Picol (Fullscreen icon)</a>, <a href="http://www.jabber.org/">Jabber Software Foundation (Jabber lightbulb logo)</a>\n' +
 '</p>\n' +
 '<p class="jsxc_libraries">\n' +
 '   <b>Libraries: </b>\n' +
-'   <a href="http://strophe.im/strophejs/">strophe.js</a> (multiple), <a href="https://github.com/strophe/strophejs-plugins">strophe.js/muc</a> (MIT), <a href="https://github.com/strophe/strophejs-plugins">strophe.js/disco</a> (MIT), <a href="https://github.com/strophe/strophejs-plugins">strophe.js/caps</a> (MIT), <a href="https://github.com/strophe/strophejs-plugins">strophe.js/vcard</a> (MIT), <a href="https://github.com/strophe/strophejs-plugins/tree/master/bookmarks">strophe.js/bookm [...]
+'   <a href="http://strophe.im/strophejs/">strophe.js</a> (multiple), <a href="https://github.com/strophe/strophejs-plugins">strophe.js/muc</a> (MIT), <a href="https://github.com/strophe/strophejs-plugins">strophe.js/disco</a> (MIT), <a href="https://github.com/strophe/strophejs-plugins">strophe.js/caps</a> (MIT), <a href="https://github.com/strophe/strophejs-plugins">strophe.js/vcard</a> (MIT), <a href="https://github.com/strophe/strophejs-plugins/tree/master/bookmarks">strophe.js/bookm [...]
 '</p>\n' +
 '\n' +
 '<button class="btn btn-default pull-right jsxc_debuglog">Show debug log</button>\n' +
@@ -9351,7 +10452,7 @@ jsxc.gui.template['allowMediaAccess'] = '<p data-i18n="Please_allow_access_to_mi
 
 jsxc.gui.template['approveDialog'] = '<h3 data-i18n="Subscription_request"></h3>\n' +
 '<p>\n' +
-'   <span data-i18n="You_have_a_request_from"></span><b class="jsxc_their_jid"></b>.\n' +
+'   <span data-i18n="You_have_a_request_from"></span> <b class="jsxc_their_jid"></b>.\n' +
 '</p>\n' +
 '\n' +
 '<button class="btn btn-primary jsxc_approve pull-right" data-i18n="Approve"></button>\n' +
@@ -9378,7 +10479,7 @@ jsxc.gui.template['authenticationDialog'] = '<h3>Verification</h3>\n' +
 '</div>\n' +
 '<hr />\n' +
 '<div style="display: none">\n' +
-'   <p data-i18n="To_verify_the_fingerprint_" class=".jsxc_explanation"></p>\n' +
+'   <p data-i18n="To_verify_the_fingerprint_" class="jsxc_explanation"></p>\n' +
 '   <p>\n' +
 '      <strong data-i18n="Your_fingerprint"></strong>\n' +
 '      <br /> <span style="text-transform: uppercase">{{my_priv_fingerprint}}</span>\n' +
@@ -9393,7 +10494,7 @@ jsxc.gui.template['authenticationDialog'] = '<h3>Verification</h3>\n' +
 '   </div>\n' +
 '</div>\n' +
 '<div style="display: none" class="form-horizontal">\n' +
-'   <p data-i18n="To_authenticate_using_a_question_" class=".jsxc_explanation"></p>\n' +
+'   <p data-i18n="To_authenticate_using_a_question_" class="jsxc_explanation"></p>\n' +
 '   <div class="form-group">\n' +
 '      <label class="col-sm-4 control-label" for="jsxc_quest" data-i18n="Question"></label>\n' +
 '      <div class="col-sm-8">\n' +
@@ -9414,7 +10515,7 @@ jsxc.gui.template['authenticationDialog'] = '<h3>Verification</h3>\n' +
 '   </div>\n' +
 '</div>\n' +
 '<div style="display: none" class="form-horizontal">\n' +
-'   <p class=".jsxc_explanation" data-i18n="To_authenticate_pick_a_secret_"></p>\n' +
+'   <p class="jsxc_explanation" data-i18n="To_authenticate_pick_a_secret_"></p>\n' +
 '   <div class="form-group">\n' +
 '      <label class="col-sm-4 control-label" for="jsxc_secret" data-i18n="Secret"></label>\n' +
 '      <div class="col-sm-8">\n' +
@@ -9490,6 +10591,11 @@ jsxc.gui.template['chatWindow'] = '<li class="jsxc_windowItem">\n' +
 '                           <span data-i18n="clear_history"></span>\n' +
 '                        </a>\n' +
 '                     </li>\n' +
+'                     <li>\n' +
+'                        <a class="jsxc_sendFile" href="#">\n' +
+'                           <span data-i18n="Send_file"></span>\n' +
+'                        </a>\n' +
+'                     </li>\n' +
 '                  </ul>\n' +
 '               </div>\n' +
 '            </div>\n' +
@@ -9504,6 +10610,12 @@ jsxc.gui.template['chatWindow'] = '<li class="jsxc_windowItem">\n' +
 '         </div>\n' +
 '      </div>\n' +
 '      <div class="jsxc_fade">\n' +
+'         <div class="jsxc_overlay">\n' +
+'            <div>\n' +
+'               <div class="jsxc_body" />\n' +
+'               <div class="jsxc_close" />\n' +
+'            </div>\n' +
+'         </div>\n' +
 '         <div class="jsxc_textarea" />\n' +
 '         <div class="jsxc_emoticons">\n' +
 '            <div class="jsxc_inner">\n' +
@@ -9741,9 +10853,10 @@ jsxc.gui.template['selectionDialog'] = '<h3></h3>\n' +
 '<button class="btn btn-default pull-right" data-i18n="Dismiss"></button>\n' +
 '';
 
-jsxc.gui.template['settings'] = '<form class="form-horizontal">\n' +
+jsxc.gui.template['settings'] = '<form class="form-horizontal col-sm-6">\n' +
 '   <fieldset class="jsxc_fieldsetXmpp jsxc_fieldset">\n' +
-'      <legend data-i18n="Login_options"></legend>\n' +
+'      <h3 data-i18n="Login_options"></h3>\n' +
+'      <p data-i18n="setting-explanation-xmpp"></p>\n' +
 '      <div class="form-group">\n' +
 '         <label class="col-sm-6 control-label" for="xmpp-url" data-i18n="BOSH_url"></label>\n' +
 '         <div class="col-sm-6">\n' +
@@ -9776,29 +10889,10 @@ jsxc.gui.template['settings'] = '<form class="form-horizontal">\n' +
 '   </fieldset>\n' +
 '</form>\n' +
 '\n' +
-'<form class="form-horizontal">\n' +
-'   <fieldset class="jsxc_fieldsetLoginForm jsxc_fieldset">\n' +
-'      <legend data-i18n="On_login"></legend>\n' +
-'      <div class="form-group">\n' +
-'         <div class="col-sm-offset-6 col-sm-6">\n' +
-'            <div class="checkbox">\n' +
-'               <label>\n' +
-'                  <input type="checkbox" id="loginForm-enable"><span data-i18n="On_login"></span>\n' +
-'               </label>\n' +
-'            </div>\n' +
-'         </div>\n' +
-'      </div>\n' +
-'      <div class="form-group">\n' +
-'         <div class="col-sm-offset-6 col-sm-6">\n' +
-'            <button class="btn btn-primary jsxc_continue" type="submit" data-i18n="Save"></button>\n' +
-'         </div>\n' +
-'      </div>\n' +
-'   </fieldset>\n' +
-'</form>\n' +
-'\n' +
-'<form class="form-horizontal">\n' +
+'<form class="form-horizontal col-sm-6">\n' +
 '   <fieldset class="jsxc_fieldsetPriority jsxc_fieldset">\n' +
-'      <legend data-i18n="Priority"></legend>\n' +
+'      <h3 data-i18n="Priority"></h3>\n' +
+'      <p data-i18n="setting-explanation-priority"></p>\n' +
 '      <div class="form-group">\n' +
 '         <label class="col-sm-6 control-label" for="priority-online" data-i18n="Online"></label>\n' +
 '         <div class="col-sm-6">\n' +
@@ -9837,11 +10931,33 @@ jsxc.gui.template['settings'] = '<form class="form-horizontal">\n' +
 '   </fieldset>\n' +
 '</form>\n' +
 '\n' +
-'<form class="form-horizontal" data-onsubmit="xmpp.carbons.refresh">\n' +
+'<form class="form-horizontal col-sm-6">\n' +
+'   <fieldset class="jsxc_fieldsetLoginForm jsxc_fieldset">\n' +
+'      <h3 data-i18n="On_login"></h3>\n' +
+'      <p data-i18n="setting-explanation-login"></p>\n' +
+'      <div class="form-group">\n' +
+'         <div class="col-sm-12">\n' +
+'            <div class="checkbox">\n' +
+'               <label>\n' +
+'                  <input type="checkbox" id="loginForm-enable"><span data-i18n="On_login"></span>\n' +
+'               </label>\n' +
+'            </div>\n' +
+'         </div>\n' +
+'      </div>\n' +
+'      <div class="form-group">\n' +
+'         <div class="col-sm-12">\n' +
+'            <button class="btn btn-primary jsxc_continue" type="submit" data-i18n="Save"></button>\n' +
+'         </div>\n' +
+'      </div>\n' +
+'   </fieldset>\n' +
+'</form>\n' +
+'\n' +
+'<form class="form-horizontal col-sm-6" data-onsubmit="xmpp.carbons.refresh">\n' +
 '   <fieldset class="jsxc_fieldsetCarbons jsxc_fieldset">\n' +
-'      <legend data-i18n="Carbon_copy"></legend>\n' +
+'      <h3 data-i18n="Carbon_copy"></h3>\n' +
+'      <p data-i18n="setting-explanation-carbon"></p>\n' +
 '      <div class="form-group">\n' +
-'         <div class="col-sm-offset-6 col-sm-6">\n' +
+'         <div class="col-sm-12">\n' +
 '            <div class="checkbox">\n' +
 '               <label>\n' +
 '                  <input type="checkbox" id="carbons-enable"><span data-i18n="Enable"></span>\n' +
@@ -9850,7 +10966,7 @@ jsxc.gui.template['settings'] = '<form class="form-horizontal">\n' +
 '         </div>\n' +
 '      </div>\n' +
 '      <div class="form-group">\n' +
-'         <div class="col-sm-offset-6 col-sm-6">\n' +
+'         <div class="col-sm-12">\n' +
 '            <button class="btn btn-primary jsxc_continue" type="submit" data-i18n="Save"></button>\n' +
 '         </div>\n' +
 '      </div>\n' +
@@ -9885,7 +11001,7 @@ jsxc.gui.template['videoWindow'] = '<div id="jsxc_webrtc">\n' +
 '            <div></div>\n' +
 '         </div>\n' +
 '      </div>\n' +
-'      <div class="jsxc_controlbar">\n' +
+'      <div class="jsxc_controlbar jsxc_visible">\n' +
 '         <div>\n' +
 '            <div class="jsxc_hangUp jsxc_videoControl" />\n' +
 '            <div class="jsxc_fullscreen jsxc_videoControl" />\n' +
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/dsa-ww.js b/app/assets/javascripts/diaspora_jsxc/lib/dsa-ww.js
deleted file mode 100644
index fe9dd51..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/dsa-ww.js
+++ /dev/null
@@ -1,50 +0,0 @@
-;
-(function(root) {
-    "use strict";
-
-    root.OTR = {}
-    root.crypto = {}
-    root.DSA = {};
-
-    // default imports
-    var imports = [
-        'build/dep/salsa20.js',
-        'build/dep/bigint.js',
-        'build/dep/crypto.js',
-        'build/dep/eventemitter.js',
-        'lib/const.js',
-        'lib/helpers.js',
-        'lib/dsa.js',
-    ]
-
-    function sendMsg(type, data) {
-        postMessage({
-            type: type,
-            data: data,
-        })
-    }
-
-    self.onmessage = function(e) {
-        var data = e.data;
-
-        root.crypto = {
-            getRandomValues: function() {
-                var buf = data.random;
-            }
-        };
-
-        if (data.imports)
-            imports = data.imports
-
-        importScripts.apply(self, imports);
-
-        sendMsg('debug', 'DSA key creation started')
-
-        var dsa = new DSA()
-
-        sendMsg('debug', 'DSA key creation finished')
-
-        sendMsg('data', {key: dsa.packPrivate()})
-    }
-
-}(this))
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/jquery.fullscreen.js b/app/assets/javascripts/diaspora_jsxc/lib/jquery.fullscreen.js
deleted file mode 100644
index bab35b8..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/jquery.fullscreen.js
+++ /dev/null
@@ -1,88 +0,0 @@
-/**
- * @name        jQuery Fullscreen Plugin
- * @author      Klaus Herberth, Martin Angelov, Morten Sjøgren
- * @url         http://tutorialzine.com/2012/02/enhance-your-website-fullscreen-api/
- * @license     MIT License
- */
-
-/*jshint browser: true, jquery: true */
-(function($) {
-    "use strict";
-
-    // These helper functions available only to our plugin scope.
-    function supportFullscreen() {
-        var doc = document.documentElement;
-
-        return ('requestFullscreen' in doc) ||
-                ('mozRequestFullScreen' in doc && document.mozFullScreenEnabled) ||
-                ('webkitRequestFullscreen' in doc);
-    }
-
-    function requestFullscreen(elem) {
-        if (elem.requestFullscreen) {
-            elem.requestFullscreen();
-        } else if (elem.mozRequestFullScreen) {
-            elem.mozRequestFullScreen();
-        } else if (elem.webkitRequestFullscreen) {
-            elem.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT);
-        }
-    }
-
-    function fullscreenStatus() {
-        return document.fullscreen ||
-                document.mozFullScreen ||
-                document.webkitIsFullScreen ||
-                false;
-    }
-
-    function cancelFullscreen() {
-        if (document.exitFullscreen) {
-            document.exitFullscreen();
-        } else if (document.mozCancelFullScreen) {
-            document.mozCancelFullScreen();
-        } else if (document.webkitCancelFullScreen) {
-            document.webkitCancelFullScreen();
-        }
-    }
-
-    // Adding a new test to the jQuery support object
-    $.support.fullscreen = supportFullscreen();
-
-    // Creating the plugin
-    $.fn.fullscreen = function() {
-        if (!$.support.fullscreen || this.length !== 1)
-            return this;
-
-        if (fullscreenStatus()) {
-            // if we are already in fullscreen, exit
-            cancelFullscreen();
-            return this;
-        }
-        
-        var self = this;
-
-        // Chrome trigger event on self, Firefox on document
-        $(self).add(document).on('fullscreenerror mozfullscreenerror webkitfullscreenerror msfullscreenerror', function() {
-            $(document).trigger('error.fullscreen');
-        });
-
-        $(self).add(document).on('fullscreenchange mozfullscreenchange webkitfullscreenchange msfullscreenchange', function() {
-            if (fullscreenStatus()){ 
-                $(document).trigger('enabled.fullscreen');
-            }else{
-                $(document).trigger('disabled.fullscreen');
-                $(self).add(document).off('fullscreenchange mozfullscreenchange webkitfullscreenchange msfullscreenchange');
-            }
-        });
-
-        requestFullscreen($(self).get(0));
-
-        return $(self);
-    };
-
-    $.fn.cancelFullscreen = function( ) {
-        cancelFullscreen();
-
-        return this;
-    };
-}(jQuery));
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/jquery.slimscroll.js b/app/assets/javascripts/diaspora_jsxc/lib/jquery.slimscroll.js
deleted file mode 100644
index ccd19cd..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/jquery.slimscroll.js
+++ /dev/null
@@ -1,474 +0,0 @@
-/*! Copyright (c) 2011 Piotr Rochala (http://rocha.la)
- * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
- * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
- *
- * Version: 1.3.3 + pr#94
- *
- */
-(function($) {
-
-  $.fn.extend({
-    slimScroll: function(options) {
-
-      var defaults = {
-
-        // width in pixels of the visible scroll area
-        width : 'auto',
-
-        // height in pixels of the visible scroll area
-        height : '250px',
-
-        // width in pixels of the scrollbar and rail
-        size : '7px',
-
-        // scrollbar color, accepts any hex/color value
-        color: '#000',
-
-        // scrollbar position - left/right
-        position : 'right',
-
-        // distance in pixels between the side edge and the scrollbar
-        distance : '1px',
-
-        // default scroll position on load - top / bottom / $('selector')
-        start : 'top',
-
-        // sets scrollbar opacity
-        opacity : .4,
-
-        // enables always-on mode for the scrollbar
-        alwaysVisible : false,
-
-        // check if we should hide the scrollbar when user is hovering over
-        disableFadeOut : false,
-
-        // sets visibility of the rail
-        railVisible : false,
-
-        // sets rail color
-        railColor : '#333',
-
-        // sets rail opacity
-        railOpacity : .2,
-
-        // whether  we should use jQuery UI Draggable to enable bar dragging
-        railDraggable : true,
-
-        // defautlt CSS class of the slimscroll rail
-        railClass : 'slimScrollRail',
-
-        // defautlt CSS class of the slimscroll bar
-        barClass : 'slimScrollBar',
-
-        // defautlt CSS class of the slimscroll wrapper
-        wrapperClass : 'slimScrollDiv',
-
-        // check if mousewheel should scroll the window if we reach top/bottom
-        allowPageScroll : false,
-
-        // scroll amount applied to each mouse wheel step
-        wheelStep : 20,
-
-        // scroll amount applied when user is using gestures
-        touchScrollStep : 200,
-
-        // sets border radius
-        borderRadius: '7px',
-
-        // sets border radius of the rail
-        railBorderRadius : '7px'
-      };
-
-      var o = $.extend(defaults, options);
-
-      // do it for every element that matches selector
-      this.each(function(){
-
-      var isOverPanel, isOverBar, isDragg, queueHide, touchDif,
-        barHeight, percentScroll, lastScroll,
-        divS = '<div></div>',
-        minBarHeight = 30,
-        releaseScroll = false;
-
-        // used in event handlers and for better minification
-        var me = $(this);
-
-        // ensure we are not binding it again
-        if (me.parent().hasClass(o.wrapperClass))
-        {
-            // start from last bar position
-            var offset = me.scrollTop();
-
-            // find bar and rail
-            bar = me.parent().find('.' + o.barClass);
-            rail = me.parent().find('.' + o.railClass);
-
-            getBarHeight();
-
-            // check if we should scroll existing instance
-            if ($.isPlainObject(options))
-            {
-              // Pass height: auto to an existing slimscroll object to force a resize after contents have changed
-              if ( 'height' in options && options.height == 'auto' ) {
-                me.parent().css('height', 'auto');
-                me.css('height', 'auto');
-                var height = me.parent().parent().height();
-                me.parent().css('height', height);
-                me.css('height', height);
-              } else if ('height' in options) {
-                var h = options.height;
-                me.parent().css('height', h);
-                me.css('height', h);
-              }
-
-              if ('scrollTo' in options)
-              {
-                // jump to a static point
-                offset = parseInt(o.scrollTo);
-              }
-              else if ('scrollBy' in options)
-              {
-                // jump by value pixels
-                offset += parseInt(o.scrollBy);
-              }
-              else if ('destroy' in options)
-              {
-                // remove slimscroll elements
-                bar.remove();
-                rail.remove();
-                me.unwrap();
-                return;
-              }
-
-              // scroll content by the given offset
-              scrollContent(offset, false, true);
-            }
-
-            return;
-        }
-        else if ($.isPlainObject(options))
-        {
-            if ('destroy' in options)
-            {
-               return;
-            }
-        }
-
-        // optionally set height to the parent's height
-        o.height = (o.height == 'auto') ? me.parent().height() : o.height;
-
-        // wrap content
-        var wrapper = $(divS)
-          .addClass(o.wrapperClass)
-          .css({
-            position: 'relative',
-            overflow: 'hidden',
-            width: o.width,
-            height: o.height
-          });
-
-        // update style for the div
-        me.css({
-          overflow: 'hidden',
-          width: o.width,
-          height: o.height
-        });
-
-        // create scrollbar rail
-        var rail = $(divS)
-          .addClass(o.railClass)
-          .css({
-            width: o.size,
-            height: '100%',
-            position: 'absolute',
-            top: 0,
-            display: (o.alwaysVisible && o.railVisible) ? 'block' : 'none',
-            'border-radius': o.railBorderRadius,
-            background: o.railColor,
-            opacity: o.railOpacity,
-            zIndex: 90
-          });
-
-        // create scrollbar
-        var bar = $(divS)
-          .addClass(o.barClass)
-          .css({
-            background: o.color,
-            width: o.size,
-            position: 'absolute',
-            top: 0,
-            opacity: o.opacity,
-            display: o.alwaysVisible ? 'block' : 'none',
-            'border-radius' : o.borderRadius,
-            BorderRadius: o.borderRadius,
-            MozBorderRadius: o.borderRadius,
-            WebkitBorderRadius: o.borderRadius,
-            zIndex: 99
-          });
-
-        // set position
-        var posCss = (o.position == 'right') ? { right: o.distance } : { left: o.distance };
-        rail.css(posCss);
-        bar.css(posCss);
-
-        // wrap it
-        me.wrap(wrapper);
-
-        // append to parent div
-        me.parent().append(bar);
-        me.parent().append(rail);
-
-        // make it draggable and no longer dependent on the jqueryUI
-        if (o.railDraggable){
-          bar.bind("mousedown", function(e) {
-            var $doc = $(document);
-            isDragg = true;
-            t = parseFloat(bar.css('top'));
-            pageY = e.pageY;
-
-            $doc.bind("mousemove.slimscroll", function(e){
-              currTop = t + e.pageY - pageY;
-              bar.css('top', currTop);
-              scrollContent(0, bar.position().top, false);// scroll content
-            });
-
-            $doc.bind("mouseup.slimscroll", function(e) {
-              isDragg = false;hideBar();
-              $doc.unbind('.slimscroll');
-            });
-            return false;
-          }).bind("selectstart.slimscroll", function(e){
-            e.stopPropagation();
-            e.preventDefault();
-            return false;
-          });
-        }
-
-        // on rail over
-        rail.hover(function(){
-          showBar();
-        }, function(){
-          hideBar();
-        });
-
-        // on bar over
-        bar.hover(function(){
-          isOverBar = true;
-        }, function(){
-          isOverBar = false;
-        });
-
-        // show on parent mouseover
-        me.hover(function(){
-          isOverPanel = true;
-          showBar();
-          hideBar();
-        }, function(){
-          isOverPanel = false;
-          hideBar();
-        });
-
-        // support for mobile
-        me.bind('touchstart', function(e,b){
-          if (e.originalEvent.touches.length)
-          {
-            // record where touch started
-            touchDif = e.originalEvent.touches[0].pageY;
-          }
-        });
-
-        me.bind('touchmove', function(e){
-          // prevent scrolling the page if necessary
-          if(!releaseScroll)
-          {
-            e.originalEvent.preventDefault();
-            }
-          if (e.originalEvent.touches.length)
-          {
-            // see how far user swiped
-            var diff = (touchDif - e.originalEvent.touches[0].pageY) / o.touchScrollStep;
-            // scroll content
-            scrollContent(diff, true);
-            touchDif = e.originalEvent.touches[0].pageY;
-          }
-        });
-
-        // set up initial height
-        getBarHeight();
-
-        // check start position
-        if (o.start === 'bottom')
-        {
-          // scroll content to bottom
-          bar.css({ top: me.outerHeight() - bar.outerHeight() });
-          scrollContent(0, true);
-        }
-        else if (o.start !== 'top')
-        {
-          // assume jQuery selector
-          scrollContent($(o.start).position().top, null, true);
-
-          // make sure bar stays hidden
-          if (!o.alwaysVisible) { bar.hide(); }
-        }
-
-        // attach scroll events
-        attachWheel();
-
-        function _onWheel(e)
-        {
-          // use mouse wheel only when mouse is over
-          if (!isOverPanel) { return; }
-
-          var e = e || window.event;
-
-          var delta = 0;
-          if (e.wheelDelta) { delta = -e.wheelDelta/120; }
-          if (e.detail) { delta = e.detail / 3; }
-
-          var target = e.target || e.srcTarget || e.srcElement;
-          if ($(target).closest('.' + o.wrapperClass).is(me.parent())) {
-            // scroll content
-            scrollContent(delta, true);
-          }
-
-          // stop window scroll
-          if (e.preventDefault && !releaseScroll) { e.preventDefault(); }
-          if (!releaseScroll) { e.returnValue = false; }
-        }
-
-        function scrollContent(y, isWheel, isJump)
-        {
-          releaseScroll = false;
-          var delta = y;
-          var maxTop = me.outerHeight() - bar.outerHeight();
-
-          if (isWheel)
-          {
-            // move bar with mouse wheel
-            delta = parseInt(bar.css('top')) + y * parseInt(o.wheelStep) / 100 * bar.outerHeight();
-
-            // move bar, make sure it doesn't go out
-            delta = Math.min(Math.max(delta, 0), maxTop);
-
-            // if scrolling down, make sure a fractional change to the
-            // scroll position isn't rounded away when the scrollbar's CSS is set
-            // this flooring of delta would happened automatically when
-            // bar.css is set below, but we floor here for clarity
-            delta = (y > 0) ? Math.ceil(delta) : Math.floor(delta);
-
-            // scroll the scrollbar
-            bar.css({ top: delta + 'px' });
-          }
-
-          // calculate actual scroll amount
-          percentScroll = parseInt(bar.css('top')) / (me.outerHeight() - bar.outerHeight());
-          delta = percentScroll * (me[0].scrollHeight - me.outerHeight());
-
-          if (isJump)
-          {
-            delta = y;
-            var offsetTop = delta / me[0].scrollHeight * me.outerHeight();
-            offsetTop = Math.min(Math.max(offsetTop, 0), maxTop);
-            bar.css({ top: offsetTop + 'px' });
-          }
-
-          // scroll content
-          me.scrollTop(delta);
-
-          // fire scrolling event
-          me.trigger('slimscrolling', ~~delta);
-
-          // ensure bar is visible
-          showBar();
-
-          // trigger hide when scroll is stopped
-          hideBar();
-        }
-
-        function attachWheel()
-        {
-          if (window.addEventListener)
-          {
-            this.addEventListener('DOMMouseScroll', _onWheel, false );
-            this.addEventListener('mousewheel', _onWheel, false );
-          }
-          else
-          {
-            document.attachEvent("onmousewheel", _onWheel)
-          }
-        }
-
-        function getBarHeight()
-        {
-          // calculate scrollbar height and make sure it is not too small
-          barHeight = Math.max((me.outerHeight() / me[0].scrollHeight) * me.outerHeight(), minBarHeight);
-          bar.css({ height: barHeight + 'px' });
-
-          // hide scrollbar if content is not long enough
-          var display = barHeight == me.outerHeight() ? 'none' : 'block';
-          bar.css({ display: display });
-        }
-
-        function showBar()
-        {
-          // recalculate bar height
-          getBarHeight();
-          clearTimeout(queueHide);
-
-          // when bar reached top or bottom
-          if (percentScroll == ~~percentScroll)
-          {
-            //release wheel
-            releaseScroll = o.allowPageScroll;
-
-            // publish approporiate event
-            if (lastScroll != percentScroll)
-            {
-                var msg = (~~percentScroll == 0) ? 'top' : 'bottom';
-                me.trigger('slimscroll', msg);
-            }
-          }
-          else
-          {
-            releaseScroll = false;
-          }
-          lastScroll = percentScroll;
-
-          // show only when required
-          if(barHeight >= me.outerHeight()) {
-            //allow window scroll
-            releaseScroll = true;
-            return;
-          }
-          bar.stop(true,true).fadeIn('fast');
-          if (o.railVisible) { rail.stop(true,true).fadeIn('fast'); }
-        }
-
-        function hideBar()
-        {
-          // only hide when options allow it
-          if (!o.alwaysVisible)
-          {
-            queueHide = setTimeout(function(){
-              if (!(o.disableFadeOut && isOverPanel) && !isOverBar && !isDragg)
-              {
-                bar.fadeOut('slow');
-                rail.fadeOut('slow');
-              }
-            }, 1000);
-          }
-        }
-
-      });
-
-      // maintain chainability
-      return this;
-    }
-  });
-
-  $.fn.extend({
-    slimscroll: $.fn.slimScroll
-  });
-
-})(jQuery);
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/jsxc.dep.js b/app/assets/javascripts/diaspora_jsxc/lib/jsxc.dep.js
deleted file mode 100644
index 2dcb0c2..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/jsxc.dep.js
+++ /dev/null
@@ -1,33400 +0,0 @@
-/*!
- * jsxc v2.1.4 - 2015-11-30
- * 
- * This file concatenates all dependencies of jsxc.
- * 
- */
-
-
-/*!
- * Source: lib/strophe.js, license: multiple, url: http://strophe.im/strophejs/
- */
-/**
- * Modified by
- * Klaus Herberth, 2014
- */
-
-/*! This code was written by Tyler Akins and has been placed in the
-   public domain.  It would be nice if you left this header intact.
-   Base64 code from Tyler Akins -- http://rumkin.com
-*/
-
-var Base64 = (function () {
-    var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
-
-    var obj = {
-        /**
-         * Encodes a string in base64
-         * @param {String} input The string to encode in base64.
-         */
-        encode: function (input) {
-            var output = "";
-            var chr1, chr2, chr3;
-            var enc1, enc2, enc3, enc4;
-            var i = 0;
-
-            do {
-                chr1 = input.charCodeAt(i++);
-                chr2 = input.charCodeAt(i++);
-                chr3 = input.charCodeAt(i++);
-
-                enc1 = chr1 >> 2;
-                enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
-                enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
-                enc4 = chr3 & 63;
-
-                if (isNaN(chr2)) {
-                    enc3 = enc4 = 64;
-                } else if (isNaN(chr3)) {
-                    enc4 = 64;
-                }
-
-                output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) +
-                    keyStr.charAt(enc3) + keyStr.charAt(enc4);
-            } while (i < input.length);
-
-            return output;
-        },
-
-        /**
-         * Decodes a base64 string.
-         * @param {String} input The string to decode.
-         */
-        decode: function (input) {
-            var output = "";
-            var chr1, chr2, chr3;
-            var enc1, enc2, enc3, enc4;
-            var i = 0;
-
-            // remove all characters that are not A-Z, a-z, 0-9, +, /, or =
-            input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
-
-            do {
-                enc1 = keyStr.indexOf(input.charAt(i++));
-                enc2 = keyStr.indexOf(input.charAt(i++));
-                enc3 = keyStr.indexOf(input.charAt(i++));
-                enc4 = keyStr.indexOf(input.charAt(i++));
-
-                chr1 = (enc1 << 2) | (enc2 >> 4);
-                chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
-                chr3 = ((enc3 & 3) << 6) | enc4;
-
-                output = output + String.fromCharCode(chr1);
-
-                if (enc3 != 64) {
-                    output = output + String.fromCharCode(chr2);
-                }
-                if (enc4 != 64) {
-                    output = output + String.fromCharCode(chr3);
-                }
-            } while (i < input.length);
-
-            return output;
-        }
-    };
-
-    return obj;
-})();
-
-/*!
- * A JavaScript implementation of the Secure Hash Algorithm, SHA-1, as defined
- * in FIPS PUB 180-1
- * Version 2.1a Copyright Paul Johnston 2000 - 2002.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- * Distributed under the BSD License
- * See http://pajhome.org.uk/crypt/md5 for details.
- */
-
-/* Some functions and variables have been stripped for use with Strophe */
-
-/*
- * These are the functions you'll usually want to call
- * They take string arguments and return either hex or base-64 encoded strings
- */
-function b64_sha1(s){return binb2b64(core_sha1(str2binb(s),s.length * 8));}
-function str_sha1(s){return binb2str(core_sha1(str2binb(s),s.length * 8));}
-function b64_hmac_sha1(key, data){ return binb2b64(core_hmac_sha1(key, data));}
-function str_hmac_sha1(key, data){ return binb2str(core_hmac_sha1(key, data));}
-
-/*
- * Calculate the SHA-1 of an array of big-endian words, and a bit length
- */
-function core_sha1(x, len)
-{
-  /* append padding */
-  x[len >> 5] |= 0x80 << (24 - len % 32);
-  x[((len + 64 >> 9) << 4) + 15] = len;
-
-  var w = new Array(80);
-  var a =  1732584193;
-  var b = -271733879;
-  var c = -1732584194;
-  var d =  271733878;
-  var e = -1009589776;
-
-  var i, j, t, olda, oldb, oldc, oldd, olde;
-  for (i = 0; i < x.length; i += 16)
-  {
-    olda = a;
-    oldb = b;
-    oldc = c;
-    oldd = d;
-    olde = e;
-
-    for (j = 0; j < 80; j++)
-    {
-      if (j < 16) { w[j] = x[i + j]; }
-      else { w[j] = rol(w[j-3] ^ w[j-8] ^ w[j-14] ^ w[j-16], 1); }
-      t = safe_add(safe_add(rol(a, 5), sha1_ft(j, b, c, d)),
-                       safe_add(safe_add(e, w[j]), sha1_kt(j)));
-      e = d;
-      d = c;
-      c = rol(b, 30);
-      b = a;
-      a = t;
-    }
-
-    a = safe_add(a, olda);
-    b = safe_add(b, oldb);
-    c = safe_add(c, oldc);
-    d = safe_add(d, oldd);
-    e = safe_add(e, olde);
-  }
-  return [a, b, c, d, e];
-}
-
-/*
- * Perform the appropriate triplet combination function for the current
- * iteration
- */
-function sha1_ft(t, b, c, d)
-{
-  if (t < 20) { return (b & c) | ((~b) & d); }
-  if (t < 40) { return b ^ c ^ d; }
-  if (t < 60) { return (b & c) | (b & d) | (c & d); }
-  return b ^ c ^ d;
-}
-
-/*
- * Determine the appropriate additive constant for the current iteration
- */
-function sha1_kt(t)
-{
-  return (t < 20) ?  1518500249 : (t < 40) ?  1859775393 :
-         (t < 60) ? -1894007588 : -899497514;
-}
-
-/*
- * Calculate the HMAC-SHA1 of a key and some data
- */
-function core_hmac_sha1(key, data)
-{
-  var bkey = str2binb(key);
-  if (bkey.length > 16) { bkey = core_sha1(bkey, key.length * 8); }
-
-  var ipad = new Array(16), opad = new Array(16);
-  for (var i = 0; i < 16; i++)
-  {
-    ipad[i] = bkey[i] ^ 0x36363636;
-    opad[i] = bkey[i] ^ 0x5C5C5C5C;
-  }
-
-  var hash = core_sha1(ipad.concat(str2binb(data)), 512 + data.length * 8);
-  return core_sha1(opad.concat(hash), 512 + 160);
-}
-
-/*
- * Add integers, wrapping at 2^32. This uses 16-bit operations internally
- * to work around bugs in some JS interpreters.
- */
-function safe_add(x, y)
-{
-  var lsw = (x & 0xFFFF) + (y & 0xFFFF);
-  var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
-  return (msw << 16) | (lsw & 0xFFFF);
-}
-
-/*
- * Bitwise rotate a 32-bit number to the left.
- */
-function rol(num, cnt)
-{
-  return (num << cnt) | (num >>> (32 - cnt));
-}
-
-/*
- * Convert an 8-bit or 16-bit string to an array of big-endian words
- * In 8-bit function, characters >255 have their hi-byte silently ignored.
- */
-function str2binb(str)
-{
-  var bin = [];
-  var mask = 255;
-  for (var i = 0; i < str.length * 8; i += 8)
-  {
-    bin[i>>5] |= (str.charCodeAt(i / 8) & mask) << (24 - i%32);
-  }
-  return bin;
-}
-
-/*
- * Convert an array of big-endian words to a string
- */
-function binb2str(bin)
-{
-  var str = "";
-  var mask = 255;
-  for (var i = 0; i < bin.length * 32; i += 8)
-  {
-    str += String.fromCharCode((bin[i>>5] >>> (24 - i%32)) & mask);
-  }
-  return str;
-}
-
-/*
- * Convert an array of big-endian words to a base-64 string
- */
-function binb2b64(binarray)
-{
-  var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-  var str = "";
-  var triplet, j;
-  for (var i = 0; i < binarray.length * 4; i += 3)
-  {
-    triplet = (((binarray[i   >> 2] >> 8 * (3 -  i   %4)) & 0xFF) << 16) |
-              (((binarray[i+1 >> 2] >> 8 * (3 - (i+1)%4)) & 0xFF) << 8 ) |
-               ((binarray[i+2 >> 2] >> 8 * (3 - (i+2)%4)) & 0xFF);
-    for (j = 0; j < 4; j++)
-    {
-      if (i * 8 + j * 6 > binarray.length * 32) { str += "="; }
-      else { str += tab.charAt((triplet >> 6*(3-j)) & 0x3F); }
-    }
-  }
-  return str;
-}
-
-/*!
- * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
- * Digest Algorithm, as defined in RFC 1321.
- * Version 2.1 Copyright (C) Paul Johnston 1999 - 2002.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- * Distributed under the BSD License
- * See http://pajhome.org.uk/crypt/md5 for more info.
- */
-
-/*
- * Everything that isn't used by Strophe has been stripped here!
- */
-
-var MD5 = (function () {
-    /*
-     * Add integers, wrapping at 2^32. This uses 16-bit operations internally
-     * to work around bugs in some JS interpreters.
-     */
-    var safe_add = function (x, y) {
-        var lsw = (x & 0xFFFF) + (y & 0xFFFF);
-        var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
-        return (msw << 16) | (lsw & 0xFFFF);
-    };
-
-    /*
-     * Bitwise rotate a 32-bit number to the left.
-     */
-    var bit_rol = function (num, cnt) {
-        return (num << cnt) | (num >>> (32 - cnt));
-    };
-
-    /*
-     * Convert a string to an array of little-endian words
-     */
-    var str2binl = function (str) {
-        var bin = [];
-        for(var i = 0; i < str.length * 8; i += 8)
-        {
-            bin[i>>5] |= (str.charCodeAt(i / 8) & 255) << (i%32);
-        }
-        return bin;
-    };
-
-    /*
-     * Convert an array of little-endian words to a string
-     */
-    var binl2str = function (bin) {
-        var str = "";
-        for(var i = 0; i < bin.length * 32; i += 8)
-        {
-            str += String.fromCharCode((bin[i>>5] >>> (i % 32)) & 255);
-        }
-        return str;
-    };
-
-    /*
-     * Convert an array of little-endian words to a hex string.
-     */
-    var binl2hex = function (binarray) {
-        var hex_tab = "0123456789abcdef";
-        var str = "";
-        for(var i = 0; i < binarray.length * 4; i++)
-        {
-            str += hex_tab.charAt((binarray[i>>2] >> ((i%4)*8+4)) & 0xF) +
-                hex_tab.charAt((binarray[i>>2] >> ((i%4)*8  )) & 0xF);
-        }
-        return str;
-    };
-
-    /*
-     * These functions implement the four basic operations the algorithm uses.
-     */
-    var md5_cmn = function (q, a, b, x, s, t) {
-        return safe_add(bit_rol(safe_add(safe_add(a, q),safe_add(x, t)), s),b);
-    };
-
-    var md5_ff = function (a, b, c, d, x, s, t) {
-        return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);
-    };
-
-    var md5_gg = function (a, b, c, d, x, s, t) {
-        return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t);
-    };
-
-    var md5_hh = function (a, b, c, d, x, s, t) {
-        return md5_cmn(b ^ c ^ d, a, b, x, s, t);
-    };
-
-    var md5_ii = function (a, b, c, d, x, s, t) {
-        return md5_cmn(c ^ (b | (~d)), a, b, x, s, t);
-    };
-
-    /*
-     * Calculate the MD5 of an array of little-endian words, and a bit length
-     */
-    var core_md5 = function (x, len) {
-        /* append padding */
-        x[len >> 5] |= 0x80 << ((len) % 32);
-        x[(((len + 64) >>> 9) << 4) + 14] = len;
-
-        var a =  1732584193;
-        var b = -271733879;
-        var c = -1732584194;
-        var d =  271733878;
-
-        var olda, oldb, oldc, oldd;
-        for (var i = 0; i < x.length; i += 16)
-        {
-            olda = a;
-            oldb = b;
-            oldc = c;
-            oldd = d;
-
-            a = md5_ff(a, b, c, d, x[i+ 0], 7 , -680876936);
-            d = md5_ff(d, a, b, c, x[i+ 1], 12, -389564586);
-            c = md5_ff(c, d, a, b, x[i+ 2], 17,  606105819);
-            b = md5_ff(b, c, d, a, x[i+ 3], 22, -1044525330);
-            a = md5_ff(a, b, c, d, x[i+ 4], 7 , -176418897);
-            d = md5_ff(d, a, b, c, x[i+ 5], 12,  1200080426);
-            c = md5_ff(c, d, a, b, x[i+ 6], 17, -1473231341);
-            b = md5_ff(b, c, d, a, x[i+ 7], 22, -45705983);
-            a = md5_ff(a, b, c, d, x[i+ 8], 7 ,  1770035416);
-            d = md5_ff(d, a, b, c, x[i+ 9], 12, -1958414417);
-            c = md5_ff(c, d, a, b, x[i+10], 17, -42063);
-            b = md5_ff(b, c, d, a, x[i+11], 22, -1990404162);
-            a = md5_ff(a, b, c, d, x[i+12], 7 ,  1804603682);
-            d = md5_ff(d, a, b, c, x[i+13], 12, -40341101);
-            c = md5_ff(c, d, a, b, x[i+14], 17, -1502002290);
-            b = md5_ff(b, c, d, a, x[i+15], 22,  1236535329);
-
-            a = md5_gg(a, b, c, d, x[i+ 1], 5 , -165796510);
-            d = md5_gg(d, a, b, c, x[i+ 6], 9 , -1069501632);
-            c = md5_gg(c, d, a, b, x[i+11], 14,  643717713);
-            b = md5_gg(b, c, d, a, x[i+ 0], 20, -373897302);
-            a = md5_gg(a, b, c, d, x[i+ 5], 5 , -701558691);
-            d = md5_gg(d, a, b, c, x[i+10], 9 ,  38016083);
-            c = md5_gg(c, d, a, b, x[i+15], 14, -660478335);
-            b = md5_gg(b, c, d, a, x[i+ 4], 20, -405537848);
-            a = md5_gg(a, b, c, d, x[i+ 9], 5 ,  568446438);
-            d = md5_gg(d, a, b, c, x[i+14], 9 , -1019803690);
-            c = md5_gg(c, d, a, b, x[i+ 3], 14, -187363961);
-            b = md5_gg(b, c, d, a, x[i+ 8], 20,  1163531501);
-            a = md5_gg(a, b, c, d, x[i+13], 5 , -1444681467);
-            d = md5_gg(d, a, b, c, x[i+ 2], 9 , -51403784);
-            c = md5_gg(c, d, a, b, x[i+ 7], 14,  1735328473);
-            b = md5_gg(b, c, d, a, x[i+12], 20, -1926607734);
-
-            a = md5_hh(a, b, c, d, x[i+ 5], 4 , -378558);
-            d = md5_hh(d, a, b, c, x[i+ 8], 11, -2022574463);
-            c = md5_hh(c, d, a, b, x[i+11], 16,  1839030562);
-            b = md5_hh(b, c, d, a, x[i+14], 23, -35309556);
-            a = md5_hh(a, b, c, d, x[i+ 1], 4 , -1530992060);
-            d = md5_hh(d, a, b, c, x[i+ 4], 11,  1272893353);
-            c = md5_hh(c, d, a, b, x[i+ 7], 16, -155497632);
-            b = md5_hh(b, c, d, a, x[i+10], 23, -1094730640);
-            a = md5_hh(a, b, c, d, x[i+13], 4 ,  681279174);
-            d = md5_hh(d, a, b, c, x[i+ 0], 11, -358537222);
-            c = md5_hh(c, d, a, b, x[i+ 3], 16, -722521979);
-            b = md5_hh(b, c, d, a, x[i+ 6], 23,  76029189);
-            a = md5_hh(a, b, c, d, x[i+ 9], 4 , -640364487);
-            d = md5_hh(d, a, b, c, x[i+12], 11, -421815835);
-            c = md5_hh(c, d, a, b, x[i+15], 16,  530742520);
-            b = md5_hh(b, c, d, a, x[i+ 2], 23, -995338651);
-
-            a = md5_ii(a, b, c, d, x[i+ 0], 6 , -198630844);
-            d = md5_ii(d, a, b, c, x[i+ 7], 10,  1126891415);
-            c = md5_ii(c, d, a, b, x[i+14], 15, -1416354905);
-            b = md5_ii(b, c, d, a, x[i+ 5], 21, -57434055);
-            a = md5_ii(a, b, c, d, x[i+12], 6 ,  1700485571);
-            d = md5_ii(d, a, b, c, x[i+ 3], 10, -1894986606);
-            c = md5_ii(c, d, a, b, x[i+10], 15, -1051523);
-            b = md5_ii(b, c, d, a, x[i+ 1], 21, -2054922799);
-            a = md5_ii(a, b, c, d, x[i+ 8], 6 ,  1873313359);
-            d = md5_ii(d, a, b, c, x[i+15], 10, -30611744);
-            c = md5_ii(c, d, a, b, x[i+ 6], 15, -1560198380);
-            b = md5_ii(b, c, d, a, x[i+13], 21,  1309151649);
-            a = md5_ii(a, b, c, d, x[i+ 4], 6 , -145523070);
-            d = md5_ii(d, a, b, c, x[i+11], 10, -1120210379);
-            c = md5_ii(c, d, a, b, x[i+ 2], 15,  718787259);
-            b = md5_ii(b, c, d, a, x[i+ 9], 21, -343485551);
-
-            a = safe_add(a, olda);
-            b = safe_add(b, oldb);
-            c = safe_add(c, oldc);
-            d = safe_add(d, oldd);
-        }
-        return [a, b, c, d];
-    };
-
-
-    var obj = {
-        /*
-         * These are the functions you'll usually want to call.
-         * They take string arguments and return either hex or base-64 encoded
-         * strings.
-         */
-        hexdigest: function (s) {
-            return binl2hex(core_md5(str2binl(s), s.length * 8));
-        },
-
-        hash: function (s) {
-            return binl2str(core_md5(str2binl(s), s.length * 8));
-        }
-    };
-
-    return obj;
-})();
-
-/*!
-    This program is distributed under the terms of the MIT license.
-    Please see the LICENSE file for details.
-
-    Copyright 2006-2008, OGG, LLC
-*/
-
-/* jshint undef: true, unused: true:, noarg: true, latedef: true */
-/*global document, window, setTimeout, clearTimeout, console,
-    ActiveXObject, Base64, MD5, DOMParser */
-// from sha1.js
-/*global core_hmac_sha1, binb2str, str_hmac_sha1, str_sha1, b64_hmac_sha1*/
-
-/** File: strophe.js
- *  A JavaScript library for XMPP BOSH/XMPP over Websocket.
- *
- *  This is the JavaScript version of the Strophe library.  Since JavaScript
- *  had no facilities for persistent TCP connections, this library uses
- *  Bidirectional-streams Over Synchronous HTTP (BOSH) to emulate
- *  a persistent, stateful, two-way connection to an XMPP server.  More
- *  information on BOSH can be found in XEP 124.
- *
- *  This version of Strophe also works with WebSockets.
- *  For more information on XMPP-over WebSocket see this RFC draft:
- *  http://tools.ietf.org/html/draft-ietf-xmpp-websocket-00
- */
-
-/** PrivateFunction: Function.prototype.bind
- *  Bind a function to an instance.
- *
- *  This Function object extension method creates a bound method similar
- *  to those in Python.  This means that the 'this' object will point
- *  to the instance you want.  See
- *  <a href='https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Function/bind'>MDC's bind() documentation</a> and
- *  <a href='http://benjamin.smedbergs.us/blog/2007-01-03/bound-functions-and-function-imports-in-javascript/'>Bound Functions and Function Imports in JavaScript</a>
- *  for a complete explanation.
- *
- *  This extension already exists in some browsers (namely, Firefox 3), but
- *  we provide it to support those that don't.
- *
- *  Parameters:
- *    (Object) obj - The object that will become 'this' in the bound function.
- *    (Object) argN - An option argument that will be prepended to the
- *      arguments given for the function call
- *
- *  Returns:
- *    The bound function.
- */
-if (!Function.prototype.bind) {
-    Function.prototype.bind = function (obj /*, arg1, arg2, ... */)
-    {
-        var func = this;
-        var _slice = Array.prototype.slice;
-        var _concat = Array.prototype.concat;
-        var _args = _slice.call(arguments, 1);
-
-        return function () {
-            return func.apply(obj ? obj : this,
-                              _concat.call(_args,
-                                           _slice.call(arguments, 0)));
-        };
-    };
-}
-
-/** PrivateFunction: Array.prototype.indexOf
- *  Return the index of an object in an array.
- *
- *  This function is not supplied by some JavaScript implementations, so
- *  we provide it if it is missing.  This code is from:
- *  http://developer.mozilla.org/En/Core_JavaScript_1.5_Reference:Objects:Array:indexOf
- *
- *  Parameters:
- *    (Object) elt - The object to look for.
- *    (Integer) from - The index from which to start looking. (optional).
- *
- *  Returns:
- *    The index of elt in the array or -1 if not found.
- */
-if (!Array.prototype.indexOf)
-{
-    Array.prototype.indexOf = function(elt /*, from*/)
-    {
-        var len = this.length;
-
-        var from = Number(arguments[1]) || 0;
-        from = (from < 0) ? Math.ceil(from) : Math.floor(from);
-        if (from < 0) {
-            from += len;
-        }
-
-        for (; from < len; from++) {
-            if (from in this && this[from] === elt) {
-                return from;
-            }
-        }
-
-        return -1;
-    };
-}
-
-/* All of the Strophe globals are defined in this special function below so
- * that references to the globals become closures.  This will ensure that
- * on page reload, these references will still be available to callbacks
- * that are still executing.
- */
-
-(function (callback) {
-var Strophe;
-
-/** Function: $build
- *  Create a Strophe.Builder.
- *  This is an alias for 'new Strophe.Builder(name, attrs)'.
- *
- *  Parameters:
- *    (String) name - The root element name.
- *    (Object) attrs - The attributes for the root element in object notation.
- *
- *  Returns:
- *    A new Strophe.Builder object.
- */
-function $build(name, attrs) { return new Strophe.Builder(name, attrs); }
-/** Function: $msg
- *  Create a Strophe.Builder with a <message/> element as the root.
- *
- *  Parmaeters:
- *    (Object) attrs - The <message/> element attributes in object notation.
- *
- *  Returns:
- *    A new Strophe.Builder object.
- */
-function $msg(attrs) { return new Strophe.Builder("message", attrs); }
-/** Function: $iq
- *  Create a Strophe.Builder with an <iq/> element as the root.
- *
- *  Parameters:
- *    (Object) attrs - The <iq/> element attributes in object notation.
- *
- *  Returns:
- *    A new Strophe.Builder object.
- */
-function $iq(attrs) { return new Strophe.Builder("iq", attrs); }
-/** Function: $pres
- *  Create a Strophe.Builder with a <presence/> element as the root.
- *
- *  Parameters:
- *    (Object) attrs - The <presence/> element attributes in object notation.
- *
- *  Returns:
- *    A new Strophe.Builder object.
- */
-function $pres(attrs) { return new Strophe.Builder("presence", attrs); }
-
-/** Class: Strophe
- *  An object container for all Strophe library functions.
- *
- *  This class is just a container for all the objects and constants
- *  used in the library.  It is not meant to be instantiated, but to
- *  provide a namespace for library objects, constants, and functions.
- */
-Strophe = {
-    /** Constant: VERSION
-     *  The version of the Strophe library. Unreleased builds will have
-     *  a version of head-HASH where HASH is a partial revision.
-     */
-    VERSION: "1.1.3",
-
-    /** Constants: XMPP Namespace Constants
-     *  Common namespace constants from the XMPP RFCs and XEPs.
-     *
-     *  NS.HTTPBIND - HTTP BIND namespace from XEP 124.
-     *  NS.BOSH - BOSH namespace from XEP 206.
-     *  NS.CLIENT - Main XMPP client namespace.
-     *  NS.AUTH - Legacy authentication namespace.
-     *  NS.ROSTER - Roster operations namespace.
-     *  NS.PROFILE - Profile namespace.
-     *  NS.DISCO_INFO - Service discovery info namespace from XEP 30.
-     *  NS.DISCO_ITEMS - Service discovery items namespace from XEP 30.
-     *  NS.MUC - Multi-User Chat namespace from XEP 45.
-     *  NS.SASL - XMPP SASL namespace from RFC 3920.
-     *  NS.STREAM - XMPP Streams namespace from RFC 3920.
-     *  NS.BIND - XMPP Binding namespace from RFC 3920.
-     *  NS.SESSION - XMPP Session namespace from RFC 3920.
-     *  NS.XHTML_IM - XHTML-IM namespace from XEP 71.
-     *  NS.XHTML - XHTML body namespace from XEP 71.
-     */
-    NS: {
-        HTTPBIND: "http://jabber.org/protocol/httpbind",
-        BOSH: "urn:xmpp:xbosh",
-        CLIENT: "jabber:client",
-        AUTH: "jabber:iq:auth",
-        ROSTER: "jabber:iq:roster",
-        PROFILE: "jabber:iq:profile",
-        DISCO_INFO: "http://jabber.org/protocol/disco#info",
-        DISCO_ITEMS: "http://jabber.org/protocol/disco#items",
-        MUC: "http://jabber.org/protocol/muc",
-        SASL: "urn:ietf:params:xml:ns:xmpp-sasl",
-        STREAM: "http://etherx.jabber.org/streams",
-        BIND: "urn:ietf:params:xml:ns:xmpp-bind",
-        SESSION: "urn:ietf:params:xml:ns:xmpp-session",
-        VERSION: "jabber:iq:version",
-        STANZAS: "urn:ietf:params:xml:ns:xmpp-stanzas",
-        XHTML_IM: "http://jabber.org/protocol/xhtml-im",
-        XHTML: "http://www.w3.org/1999/xhtml"
-    },
-
-
-    /** Constants: XHTML_IM Namespace
-     *  contains allowed tags, tag attributes, and css properties.
-     *  Used in the createHtml function to filter incoming html into the allowed XHTML-IM subset.
-     *  See http://xmpp.org/extensions/xep-0071.html#profile-summary for the list of recommended
-     *  allowed tags and their attributes.
-     */
-    XHTML: {
-                tags: ['a','blockquote','br','cite','em','img','li','ol','p','span','strong','ul','body'],
-                attributes: {
-                        'a':          ['href'],
-                        'blockquote': ['style'],
-                        'br':         [],
-                        'cite':       ['style'],
-                        'em':         [],
-                        'img':        ['src', 'alt', 'style', 'height', 'width'],
-                        'li':         ['style'],
-                        'ol':         ['style'],
-                        'p':          ['style'],
-                        'span':       ['style'],
-                        'strong':     [],
-                        'ul':         ['style'],
-                        'body':       []
-                },
-                css: ['background-color','color','font-family','font-size','font-style','font-weight','margin-left','margin-right','text-align','text-decoration'],
-                validTag: function(tag)
-                {
-                        for(var i = 0; i < Strophe.XHTML.tags.length; i++) {
-                                if(tag == Strophe.XHTML.tags[i]) {
-                                        return true;
-                                }
-                        }
-                        return false;
-                },
-                validAttribute: function(tag, attribute)
-                {
-                        if(typeof Strophe.XHTML.attributes[tag] !== 'undefined' && Strophe.XHTML.attributes[tag].length > 0) {
-                                for(var i = 0; i < Strophe.XHTML.attributes[tag].length; i++) {
-                                        if(attribute == Strophe.XHTML.attributes[tag][i]) {
-                                                return true;
-                                        }
-                                }
-                        }
-                        return false;
-                },
-                validCSS: function(style)
-                {
-                        for(var i = 0; i < Strophe.XHTML.css.length; i++) {
-                                if(style == Strophe.XHTML.css[i]) {
-                                        return true;
-                                }
-                        }
-                        return false;
-                }
-    },
-
-    /** Constants: Connection Status Constants
-     *  Connection status constants for use by the connection handler
-     *  callback.
-     *
-     *  Status.ERROR - An error has occurred
-     *  Status.CONNECTING - The connection is currently being made
-     *  Status.CONNFAIL - The connection attempt failed
-     *  Status.AUTHENTICATING - The connection is authenticating
-     *  Status.AUTHFAIL - The authentication attempt failed
-     *  Status.CONNECTED - The connection has succeeded
-     *  Status.DISCONNECTED - The connection has been terminated
-     *  Status.DISCONNECTING - The connection is currently being terminated
-     *  Status.ATTACHED - The connection has been attached
-     */
-    Status: {
-        ERROR: 0,
-        CONNECTING: 1,
-        CONNFAIL: 2,
-        AUTHENTICATING: 3,
-        AUTHFAIL: 4,
-        CONNECTED: 5,
-        DISCONNECTED: 6,
-        DISCONNECTING: 7,
-        ATTACHED: 8
-    },
-
-    /** Constants: Log Level Constants
-     *  Logging level indicators.
-     *
-     *  LogLevel.DEBUG - Debug output
-     *  LogLevel.INFO - Informational output
-     *  LogLevel.WARN - Warnings
-     *  LogLevel.ERROR - Errors
-     *  LogLevel.FATAL - Fatal errors
-     */
-    LogLevel: {
-        DEBUG: 0,
-        INFO: 1,
-        WARN: 2,
-        ERROR: 3,
-        FATAL: 4
-    },
-
-    /** PrivateConstants: DOM Element Type Constants
-     *  DOM element types.
-     *
-     *  ElementType.NORMAL - Normal element.
-     *  ElementType.TEXT - Text data element.
-     *  ElementType.FRAGMENT - XHTML fragment element.
-     */
-    ElementType: {
-        NORMAL: 1,
-        TEXT: 3,
-        CDATA: 4,
-        FRAGMENT: 11
-    },
-
-    /** PrivateConstants: Timeout Values
-     *  Timeout values for error states.  These values are in seconds.
-     *  These should not be changed unless you know exactly what you are
-     *  doing.
-     *
-     *  TIMEOUT - Timeout multiplier. A waiting request will be considered
-     *      failed after Math.floor(TIMEOUT * wait) seconds have elapsed.
-     *      This defaults to 1.1, and with default wait, 66 seconds.
-     *  SECONDARY_TIMEOUT - Secondary timeout multiplier. In cases where
-     *      Strophe can detect early failure, it will consider the request
-     *      failed if it doesn't return after
-     *      Math.floor(SECONDARY_TIMEOUT * wait) seconds have elapsed.
-     *      This defaults to 0.1, and with default wait, 6 seconds.
-     */
-    TIMEOUT: 1.1,
-    SECONDARY_TIMEOUT: 0.1,
-
-    /** Function: addNamespace
-     *  This function is used to extend the current namespaces in
-     *  Strophe.NS.  It takes a key and a value with the key being the
-     *  name of the new namespace, with its actual value.
-     *  For example:
-     *  Strophe.addNamespace('PUBSUB', "http://jabber.org/protocol/pubsub");
-     *
-     *  Parameters:
-     *    (String) name - The name under which the namespace will be
-     *      referenced under Strophe.NS
-     *    (String) value - The actual namespace.
-     */
-    addNamespace: function (name, value)
-    {
-      Strophe.NS[name] = value;
-    },
-
-    /** Function: forEachChild
-     *  Map a function over some or all child elements of a given element.
-     *
-     *  This is a small convenience function for mapping a function over
-     *  some or all of the children of an element.  If elemName is null, all
-     *  children will be passed to the function, otherwise only children
-     *  whose tag names match elemName will be passed.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The element to operate on.
-     *    (String) elemName - The child element tag name filter.
-     *    (Function) func - The function to apply to each child.  This
-     *      function should take a single argument, a DOM element.
-     */
-    forEachChild: function (elem, elemName, func)
-    {
-        var i, childNode;
-
-        for (i = 0; i < elem.childNodes.length; i++) {
-            childNode = elem.childNodes[i];
-            if (childNode.nodeType == Strophe.ElementType.NORMAL &&
-                (!elemName || this.isTagEqual(childNode, elemName))) {
-                func(childNode);
-            }
-        }
-    },
-
-    /** Function: isTagEqual
-     *  Compare an element's tag name with a string.
-     *
-     *  This function is case insensitive.
-     *
-     *  Parameters:
-     *    (XMLElement) el - A DOM element.
-     *    (String) name - The element name.
-     *
-     *  Returns:
-     *    true if the element's tag name matches _el_, and false
-     *    otherwise.
-     */
-    isTagEqual: function (el, name)
-    {
-        return el.tagName.toLowerCase() == name.toLowerCase();
-    },
-
-    /** PrivateVariable: _xmlGenerator
-     *  _Private_ variable that caches a DOM document to
-     *  generate elements.
-     */
-    _xmlGenerator: null,
-
-    /** PrivateFunction: _makeGenerator
-     *  _Private_ function that creates a dummy XML DOM document to serve as
-     *  an element and text node generator.
-     */
-    _makeGenerator: function () {
-        var doc;
-
-        // IE9 does implement createDocument(); however, using it will cause the browser to leak memory on page unload.
-        // Here, we test for presence of createDocument() plus IE's proprietary documentMode attribute, which would be
-                // less than 10 in the case of IE9 and below.
-        if (document.implementation.createDocument === undefined ||
-                        document.implementation.createDocument && document.documentMode && document.documentMode < 10) {
-            doc = this._getIEXmlDom();
-            doc.appendChild(doc.createElement('strophe'));
-        } else {
-            doc = document.implementation
-                .createDocument('jabber:client', 'strophe', null);
-        }
-
-        return doc;
-    },
-
-    /** Function: xmlGenerator
-     *  Get the DOM document to generate elements.
-     *
-     *  Returns:
-     *    The currently used DOM document.
-     */
-    xmlGenerator: function () {
-        if (!Strophe._xmlGenerator) {
-            Strophe._xmlGenerator = Strophe._makeGenerator();
-        }
-        return Strophe._xmlGenerator;
-    },
-
-    /** PrivateFunction: _getIEXmlDom
-     *  Gets IE xml doc object
-     *
-     *  Returns:
-     *    A Microsoft XML DOM Object
-     *  See Also:
-     *    http://msdn.microsoft.com/en-us/library/ms757837%28VS.85%29.aspx
-     */
-    _getIEXmlDom : function() {
-        var doc = null;
-        var docStrings = [
-            "Msxml2.DOMDocument.6.0",
-            "Msxml2.DOMDocument.5.0",
-            "Msxml2.DOMDocument.4.0",
-            "MSXML2.DOMDocument.3.0",
-            "MSXML2.DOMDocument",
-            "MSXML.DOMDocument",
-            "Microsoft.XMLDOM"
-        ];
-
-        for (var d = 0; d < docStrings.length; d++) {
-            if (doc === null) {
-                try {
-                    doc = new ActiveXObject(docStrings[d]);
-                } catch (e) {
-                    doc = null;
-                }
-            } else {
-                break;
-            }
-        }
-
-        return doc;
-    },
-
-    /** Function: xmlElement
-     *  Create an XML DOM element.
-     *
-     *  This function creates an XML DOM element correctly across all
-     *  implementations. Note that these are not HTML DOM elements, which
-     *  aren't appropriate for XMPP stanzas.
-     *
-     *  Parameters:
-     *    (String) name - The name for the element.
-     *    (Array|Object) attrs - An optional array or object containing
-     *      key/value pairs to use as element attributes. The object should
-     *      be in the format {'key': 'value'} or {key: 'value'}. The array
-     *      should have the format [['key1', 'value1'], ['key2', 'value2']].
-     *    (String) text - The text child data for the element.
-     *
-     *  Returns:
-     *    A new XML DOM element.
-     */
-    xmlElement: function (name)
-    {
-        if (!name) { return null; }
-
-        var node = Strophe.xmlGenerator().createElement(name);
-
-        // FIXME: this should throw errors if args are the wrong type or
-        // there are more than two optional args
-        var a, i, k;
-        for (a = 1; a < arguments.length; a++) {
-            if (!arguments[a]) { continue; }
-            if (typeof(arguments[a]) == "string" ||
-                typeof(arguments[a]) == "number") {
-                node.appendChild(Strophe.xmlTextNode(arguments[a]));
-            } else if (typeof(arguments[a]) == "object" &&
-                       typeof(arguments[a].sort) == "function") {
-                for (i = 0; i < arguments[a].length; i++) {
-                    if (typeof(arguments[a][i]) == "object" &&
-                        typeof(arguments[a][i].sort) == "function") {
-                        node.setAttribute(arguments[a][i][0],
-                                          arguments[a][i][1]);
-                    }
-                }
-            } else if (typeof(arguments[a]) == "object") {
-                for (k in arguments[a]) {
-                    if (arguments[a].hasOwnProperty(k)) {
-                        node.setAttribute(k, arguments[a][k]);
-                    }
-                }
-            }
-        }
-
-        return node;
-    },
-
-    /*  Function: xmlescape
-     *  Excapes invalid xml characters.
-     *
-     *  Parameters:
-     *     (String) text - text to escape.
-     *
-     *  Returns:
-     *      Escaped text.
-     */
-    xmlescape: function(text)
-    {
-        text = text.replace(/\&/g, "&");
-        text = text.replace(/</g,  "<");
-        text = text.replace(/>/g,  ">");
-        text = text.replace(/'/g,  "'");
-        text = text.replace(/"/g,  """);
-        return text;
-    },
-
-    /** Function: xmlTextNode
-     *  Creates an XML DOM text node.
-     *
-     *  Provides a cross implementation version of document.createTextNode.
-     *
-     *  Parameters:
-     *    (String) text - The content of the text node.
-     *
-     *  Returns:
-     *    A new XML DOM text node.
-     */
-    xmlTextNode: function (text)
-    {
-        return Strophe.xmlGenerator().createTextNode(text);
-    },
-
-    /** Function: xmlHtmlNode
-     *  Creates an XML DOM html node.
-     *
-     *  Parameters:
-     *    (String) html - The content of the html node.
-     *
-     *  Returns:
-     *    A new XML DOM text node.
-     */
-    xmlHtmlNode: function (html)
-    {
-        var node;
-        //ensure text is escaped
-        if (window.DOMParser) {
-            var parser = new DOMParser();
-            node = parser.parseFromString(html, "text/xml");
-        } else {
-            node = new ActiveXObject("Microsoft.XMLDOM");
-            node.async="false";
-            node.loadXML(html);
-        }
-        return node;
-    },
-
-    /** Function: getText
-     *  Get the concatenation of all text children of an element.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - A DOM element.
-     *
-     *  Returns:
-     *    A String with the concatenated text of all text element children.
-     */
-    getText: function (elem)
-    {
-        if (!elem) { return null; }
-
-        var str = "";
-        if (elem.childNodes.length === 0 && elem.nodeType ==
-            Strophe.ElementType.TEXT) {
-            str += elem.nodeValue;
-        }
-
-        for (var i = 0; i < elem.childNodes.length; i++) {
-            if (elem.childNodes[i].nodeType == Strophe.ElementType.TEXT) {
-                str += elem.childNodes[i].nodeValue;
-            }
-        }
-
-        return Strophe.xmlescape(str);
-    },
-
-    /** Function: copyElement
-     *  Copy an XML DOM element.
-     *
-     *  This function copies a DOM element and all its descendants and returns
-     *  the new copy.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - A DOM element.
-     *
-     *  Returns:
-     *    A new, copied DOM element tree.
-     */
-    copyElement: function (elem)
-    {
-        var i, el;
-        if (elem.nodeType == Strophe.ElementType.NORMAL) {
-            el = Strophe.xmlElement(elem.tagName);
-
-            for (i = 0; i < elem.attributes.length; i++) {
-                el.setAttribute(elem.attributes[i].nodeName.toLowerCase(),
-                                elem.attributes[i].value);
-            }
-
-            for (i = 0; i < elem.childNodes.length; i++) {
-                el.appendChild(Strophe.copyElement(elem.childNodes[i]));
-            }
-        } else if (elem.nodeType == Strophe.ElementType.TEXT) {
-            el = Strophe.xmlGenerator().createTextNode(elem.nodeValue);
-        }
-
-        return el;
-    },
-
-
-    /** Function: createHtml
-     *  Copy an HTML DOM element into an XML DOM.
-     *
-     *  This function copies a DOM element and all its descendants and returns
-     *  the new copy.
-     *
-     *  Parameters:
-     *    (HTMLElement) elem - A DOM element.
-     *
-     *  Returns:
-     *    A new, copied DOM element tree.
-     */
-    createHtml: function (elem)
-    {
-        var i, el, j, tag, attribute, value, css, cssAttrs, attr, cssName, cssValue;
-        if (elem.nodeType == Strophe.ElementType.NORMAL) {
-            tag = elem.nodeName.toLowerCase();
-            if(Strophe.XHTML.validTag(tag)) {
-                try {
-                    el = Strophe.xmlElement(tag);
-                    for(i = 0; i < Strophe.XHTML.attributes[tag].length; i++) {
-                        attribute = Strophe.XHTML.attributes[tag][i];
-                        value = elem.getAttribute(attribute);
-                        if(typeof value == 'undefined' || value === null || value === '' || value === false || value === 0) {
-                            continue;
-                        }
-                        if(attribute == 'style' && typeof value == 'object') {
-                            if(typeof value.cssText != 'undefined') {
-                                value = value.cssText; // we're dealing with IE, need to get CSS out
-                            }
-                        }
-                        // filter out invalid css styles
-                        if(attribute == 'style') {
-                            css = [];
-                            cssAttrs = value.split(';');
-                            for(j = 0; j < cssAttrs.length; j++) {
-                                attr = cssAttrs[j].split(':');
-                                cssName = attr[0].replace(/^\s*/, "").replace(/\s*$/, "").toLowerCase();
-                                if(Strophe.XHTML.validCSS(cssName)) {
-                                    cssValue = attr[1].replace(/^\s*/, "").replace(/\s*$/, "");
-                                    css.push(cssName + ': ' + cssValue);
-                                }
-                            }
-                            if(css.length > 0) {
-                                value = css.join('; ');
-                                el.setAttribute(attribute, value);
-                            }
-                        } else {
-                            el.setAttribute(attribute, value);
-                        }
-                    }
-
-                    for (i = 0; i < elem.childNodes.length; i++) {
-                        el.appendChild(Strophe.createHtml(elem.childNodes[i]));
-                    }
-                } catch(e) { // invalid elements
-                  el = Strophe.xmlTextNode('');
-                }
-            } else {
-                el = Strophe.xmlGenerator().createDocumentFragment();
-                for (i = 0; i < elem.childNodes.length; i++) {
-                    el.appendChild(Strophe.createHtml(elem.childNodes[i]));
-                }
-            }
-        } else if (elem.nodeType == Strophe.ElementType.FRAGMENT) {
-            el = Strophe.xmlGenerator().createDocumentFragment();
-            for (i = 0; i < elem.childNodes.length; i++) {
-                el.appendChild(Strophe.createHtml(elem.childNodes[i]));
-            }
-        } else if (elem.nodeType == Strophe.ElementType.TEXT) {
-            el = Strophe.xmlTextNode(elem.nodeValue);
-        }
-
-        return el;
-    },
-
-    /** Function: escapeNode
-     *  Escape the node part (also called local part) of a JID.
-     *
-     *  Parameters:
-     *    (String) node - A node (or local part).
-     *
-     *  Returns:
-     *    An escaped node (or local part).
-     */
-    escapeNode: function (node)
-    {
-        return node.replace(/^\s+|\s+$/g, '')
-            .replace(/\\/g,  "\\5c")
-            .replace(/ /g,   "\\20")
-            .replace(/\"/g,  "\\22")
-            .replace(/\&/g,  "\\26")
-            .replace(/\'/g,  "\\27")
-            .replace(/\//g,  "\\2f")
-            .replace(/:/g,   "\\3a")
-            .replace(/</g,   "\\3c")
-            .replace(/>/g,   "\\3e")
-            .replace(/@/g,   "\\40");
-    },
-
-    /** Function: unescapeNode
-     *  Unescape a node part (also called local part) of a JID.
-     *
-     *  Parameters:
-     *    (String) node - A node (or local part).
-     *
-     *  Returns:
-     *    An unescaped node (or local part).
-     */
-    unescapeNode: function (node)
-    {
-        return node.replace(/\\20/g, " ")
-            .replace(/\\22/g, '"')
-            .replace(/\\26/g, "&")
-            .replace(/\\27/g, "'")
-            .replace(/\\2f/g, "/")
-            .replace(/\\3a/g, ":")
-            .replace(/\\3c/g, "<")
-            .replace(/\\3e/g, ">")
-            .replace(/\\40/g, "@")
-            .replace(/\\5c/g, "\\");
-    },
-
-    /** Function: getNodeFromJid
-     *  Get the node portion of a JID String.
-     *
-     *  Parameters:
-     *    (String) jid - A JID.
-     *
-     *  Returns:
-     *    A String containing the node.
-     */
-    getNodeFromJid: function (jid)
-    {
-        if (jid.indexOf("@") < 0) { return null; }
-        return jid.split("@")[0];
-    },
-
-    /** Function: getDomainFromJid
-     *  Get the domain portion of a JID String.
-     *
-     *  Parameters:
-     *    (String) jid - A JID.
-     *
-     *  Returns:
-     *    A String containing the domain.
-     */
-    getDomainFromJid: function (jid)
-    {
-        var bare = Strophe.getBareJidFromJid(jid);
-        if (bare.indexOf("@") < 0) {
-            return bare;
-        } else {
-            var parts = bare.split("@");
-            parts.splice(0, 1);
-            return parts.join('@');
-        }
-    },
-
-    /** Function: getResourceFromJid
-     *  Get the resource portion of a JID String.
-     *
-     *  Parameters:
-     *    (String) jid - A JID.
-     *
-     *  Returns:
-     *    A String containing the resource.
-     */
-    getResourceFromJid: function (jid)
-    {
-        var s = jid.split("/");
-        if (s.length < 2) { return null; }
-        s.splice(0, 1);
-        return s.join('/');
-    },
-
-    /** Function: getBareJidFromJid
-     *  Get the bare JID from a JID String.
-     *
-     *  Parameters:
-     *    (String) jid - A JID.
-     *
-     *  Returns:
-     *    A String containing the bare JID.
-     */
-    getBareJidFromJid: function (jid)
-    {
-        return jid ? jid.split("/")[0] : null;
-    },
-
-    /** Function: log
-     *  User overrideable logging function.
-     *
-     *  This function is called whenever the Strophe library calls any
-     *  of the logging functions.  The default implementation of this
-     *  function does nothing.  If client code wishes to handle the logging
-     *  messages, it should override this with
-     *  > Strophe.log = function (level, msg) {
-     *  >   (user code here)
-     *  > };
-     *
-     *  Please note that data sent and received over the wire is logged
-     *  via Strophe.Connection.rawInput() and Strophe.Connection.rawOutput().
-     *
-     *  The different levels and their meanings are
-     *
-     *    DEBUG - Messages useful for debugging purposes.
-     *    INFO - Informational messages.  This is mostly information like
-     *      'disconnect was called' or 'SASL auth succeeded'.
-     *    WARN - Warnings about potential problems.  This is mostly used
-     *      to report transient connection errors like request timeouts.
-     *    ERROR - Some error occurred.
-     *    FATAL - A non-recoverable fatal error occurred.
-     *
-     *  Parameters:
-     *    (Integer) level - The log level of the log message.  This will
-     *      be one of the values in Strophe.LogLevel.
-     *    (String) msg - The log message.
-     */
-    /* jshint ignore:start */
-    log: function (level, msg)
-    {
-        return;
-    },
-    /* jshint ignore:end */
-
-    /** Function: debug
-     *  Log a message at the Strophe.LogLevel.DEBUG level.
-     *
-     *  Parameters:
-     *    (String) msg - The log message.
-     */
-    debug: function(msg)
-    {
-        this.log(this.LogLevel.DEBUG, msg);
-    },
-
-    /** Function: info
-     *  Log a message at the Strophe.LogLevel.INFO level.
-     *
-     *  Parameters:
-     *    (String) msg - The log message.
-     */
-    info: function (msg)
-    {
-        this.log(this.LogLevel.INFO, msg);
-    },
-
-    /** Function: warn
-     *  Log a message at the Strophe.LogLevel.WARN level.
-     *
-     *  Parameters:
-     *    (String) msg - The log message.
-     */
-    warn: function (msg)
-    {
-        this.log(this.LogLevel.WARN, msg);
-    },
-
-    /** Function: error
-     *  Log a message at the Strophe.LogLevel.ERROR level.
-     *
-     *  Parameters:
-     *    (String) msg - The log message.
-     */
-    error: function (msg)
-    {
-        this.log(this.LogLevel.ERROR, msg);
-    },
-
-    /** Function: fatal
-     *  Log a message at the Strophe.LogLevel.FATAL level.
-     *
-     *  Parameters:
-     *    (String) msg - The log message.
-     */
-    fatal: function (msg)
-    {
-        this.log(this.LogLevel.FATAL, msg);
-    },
-
-    /** Function: serialize
-     *  Render a DOM element and all descendants to a String.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - A DOM element.
-     *
-     *  Returns:
-     *    The serialized element tree as a String.
-     */
-    serialize: function (elem)
-    {
-        var result;
-
-        if (!elem) { return null; }
-
-        if (typeof(elem.tree) === "function") {
-            elem = elem.tree();
-        }
-
-        var nodeName = elem.nodeName;
-        var i, child;
-
-        if (elem.getAttribute("_realname")) {
-            nodeName = elem.getAttribute("_realname");
-        }
-
-        result = "<" + nodeName;
-        for (i = 0; i < elem.attributes.length; i++) {
-               if(elem.attributes[i].nodeName != "_realname") {
-                 result += " " + elem.attributes[i].nodeName.toLowerCase() +
-                "='" + elem.attributes[i].value
-                    .replace(/&/g, "&")
-                       .replace(/\'/g, "'")
-                       .replace(/>/g, ">")
-                       .replace(/</g, "<") + "'";
-               }
-        }
-
-        if (elem.childNodes.length > 0) {
-            result += ">";
-            for (i = 0; i < elem.childNodes.length; i++) {
-                child = elem.childNodes[i];
-                switch( child.nodeType ){
-                  case Strophe.ElementType.NORMAL:
-                    // normal element, so recurse
-                    result += Strophe.serialize(child);
-                    break;
-                  case Strophe.ElementType.TEXT:
-                    // text element to escape values
-                    result += Strophe.xmlescape(child.nodeValue);
-                    break;
-                  case Strophe.ElementType.CDATA:
-                    // cdata section so don't escape values
-                    result += "<![CDATA["+child.nodeValue+"]]>";
-                }
-            }
-            result += "</" + nodeName + ">";
-        } else {
-            result += "/>";
-        }
-
-        return result;
-    },
-
-    /** PrivateVariable: _requestId
-     *  _Private_ variable that keeps track of the request ids for
-     *  connections.
-     */
-    _requestId: 0,
-
-    /** PrivateVariable: Strophe.connectionPlugins
-     *  _Private_ variable Used to store plugin names that need
-     *  initialization on Strophe.Connection construction.
-     */
-    _connectionPlugins: {},
-
-    /** Function: addConnectionPlugin
-     *  Extends the Strophe.Connection object with the given plugin.
-     *
-     *  Parameters:
-     *    (String) name - The name of the extension.
-     *    (Object) ptype - The plugin's prototype.
-     */
-    addConnectionPlugin: function (name, ptype)
-    {
-        Strophe._connectionPlugins[name] = ptype;
-    }
-};
-
-/** Class: Strophe.Builder
- *  XML DOM builder.
- *
- *  This object provides an interface similar to JQuery but for building
- *  DOM element easily and rapidly.  All the functions except for toString()
- *  and tree() return the object, so calls can be chained.  Here's an
- *  example using the $iq() builder helper.
- *  > $iq({to: 'you', from: 'me', type: 'get', id: '1'})
- *  >     .c('query', {xmlns: 'strophe:example'})
- *  >     .c('example')
- *  >     .toString()
- *  The above generates this XML fragment
- *  > <iq to='you' from='me' type='get' id='1'>
- *  >   <query xmlns='strophe:example'>
- *  >     <example/>
- *  >   </query>
- *  > </iq>
- *  The corresponding DOM manipulations to get a similar fragment would be
- *  a lot more tedious and probably involve several helper variables.
- *
- *  Since adding children makes new operations operate on the child, up()
- *  is provided to traverse up the tree.  To add two children, do
- *  > builder.c('child1', ...).up().c('child2', ...)
- *  The next operation on the Builder will be relative to the second child.
- */
-
-/** Constructor: Strophe.Builder
- *  Create a Strophe.Builder object.
- *
- *  The attributes should be passed in object notation.  For example
- *  > var b = new Builder('message', {to: 'you', from: 'me'});
- *  or
- *  > var b = new Builder('messsage', {'xml:lang': 'en'});
- *
- *  Parameters:
- *    (String) name - The name of the root element.
- *    (Object) attrs - The attributes for the root element in object notation.
- *
- *  Returns:
- *    A new Strophe.Builder.
- */
-Strophe.Builder = function (name, attrs)
-{
-    // Set correct namespace for jabber:client elements
-    if (name == "presence" || name == "message" || name == "iq") {
-        if (attrs && !attrs.xmlns) {
-            attrs.xmlns = Strophe.NS.CLIENT;
-        } else if (!attrs) {
-            attrs = {xmlns: Strophe.NS.CLIENT};
-        }
-    }
-
-    // Holds the tree being built.
-    this.nodeTree = Strophe.xmlElement(name, attrs);
-
-    // Points to the current operation node.
-    this.node = this.nodeTree;
-};
-
-Strophe.Builder.prototype = {
-    /** Function: tree
-     *  Return the DOM tree.
-     *
-     *  This function returns the current DOM tree as an element object.  This
-     *  is suitable for passing to functions like Strophe.Connection.send().
-     *
-     *  Returns:
-     *    The DOM tree as a element object.
-     */
-    tree: function ()
-    {
-        return this.nodeTree;
-    },
-
-    /** Function: toString
-     *  Serialize the DOM tree to a String.
-     *
-     *  This function returns a string serialization of the current DOM
-     *  tree.  It is often used internally to pass data to a
-     *  Strophe.Request object.
-     *
-     *  Returns:
-     *    The serialized DOM tree in a String.
-     */
-    toString: function ()
-    {
-        return Strophe.serialize(this.nodeTree);
-    },
-
-    /** Function: up
-     *  Make the current parent element the new current element.
-     *
-     *  This function is often used after c() to traverse back up the tree.
-     *  For example, to add two children to the same element
-     *  > builder.c('child1', {}).up().c('child2', {});
-     *
-     *  Returns:
-     *    The Stophe.Builder object.
-     */
-    up: function ()
-    {
-        this.node = this.node.parentNode;
-        return this;
-    },
-
-    /** Function: attrs
-     *  Add or modify attributes of the current element.
-     *
-     *  The attributes should be passed in object notation.  This function
-     *  does not move the current element pointer.
-     *
-     *  Parameters:
-     *    (Object) moreattrs - The attributes to add/modify in object notation.
-     *
-     *  Returns:
-     *    The Strophe.Builder object.
-     */
-    attrs: function (moreattrs)
-    {
-        for (var k in moreattrs) {
-            if (moreattrs.hasOwnProperty(k)) {
-                this.node.setAttribute(k, moreattrs[k]);
-            }
-        }
-        return this;
-    },
-
-    /** Function: c
-     *  Add a child to the current element and make it the new current
-     *  element.
-     *
-     *  This function moves the current element pointer to the child,
-     *  unless text is provided.  If you need to add another child, it
-     *  is necessary to use up() to go back to the parent in the tree.
-     *
-     *  Parameters:
-     *    (String) name - The name of the child.
-     *    (Object) attrs - The attributes of the child in object notation.
-     *    (String) text - The text to add to the child.
-     *
-     *  Returns:
-     *    The Strophe.Builder object.
-     */
-    c: function (name, attrs, text)
-    {
-        var child = Strophe.xmlElement(name, attrs, text);
-        this.node.appendChild(child);
-        if (!text) {
-            this.node = child;
-        }
-        return this;
-    },
-
-    /** Function: cnode
-     *  Add a child to the current element and make it the new current
-     *  element.
-     *
-     *  This function is the same as c() except that instead of using a
-     *  name and an attributes object to create the child it uses an
-     *  existing DOM element object.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - A DOM element.
-     *
-     *  Returns:
-     *    The Strophe.Builder object.
-     */
-    cnode: function (elem)
-    {
-        var impNode;
-        var xmlGen = Strophe.xmlGenerator();
-        try {
-            impNode = (xmlGen.importNode !== undefined);
-        }
-        catch (e) {
-            impNode = false;
-        }
-        var newElem = impNode ?
-                      xmlGen.importNode(elem, true) :
-                      Strophe.copyElement(elem);
-        this.node.appendChild(newElem);
-        this.node = newElem;
-        return this;
-    },
-
-    /** Function: t
-     *  Add a child text element.
-     *
-     *  This *does not* make the child the new current element since there
-     *  are no children of text elements.
-     *
-     *  Parameters:
-     *    (String) text - The text data to append to the current element.
-     *
-     *  Returns:
-     *    The Strophe.Builder object.
-     */
-    t: function (text)
-    {
-        var child = Strophe.xmlTextNode(text);
-        this.node.appendChild(child);
-        return this;
-    },
-
-    /** Function: h
-     *  Replace current element contents with the HTML passed in.
-     *
-     *  This *does not* make the child the new current element
-     *
-     *  Parameters:
-     *    (String) html - The html to insert as contents of current element.
-     *
-     *  Returns:
-     *    The Strophe.Builder object.
-     */
-    h: function (html)
-    {
-        var fragment = document.createElement('body');
-
-        // force the browser to try and fix any invalid HTML tags
-        fragment.innerHTML = html;
-
-        // copy cleaned html into an xml dom
-        var xhtml = Strophe.createHtml(fragment);
-
-        while(xhtml.childNodes.length > 0) {
-            this.node.appendChild(xhtml.childNodes[0]);
-        }
-        return this;
-    }
-};
-
-/** PrivateClass: Strophe.Handler
- *  _Private_ helper class for managing stanza handlers.
- *
- *  A Strophe.Handler encapsulates a user provided callback function to be
- *  executed when matching stanzas are received by the connection.
- *  Handlers can be either one-off or persistant depending on their
- *  return value. Returning true will cause a Handler to remain active, and
- *  returning false will remove the Handler.
- *
- *  Users will not use Strophe.Handler objects directly, but instead they
- *  will use Strophe.Connection.addHandler() and
- *  Strophe.Connection.deleteHandler().
- */
-
-/** PrivateConstructor: Strophe.Handler
- *  Create and initialize a new Strophe.Handler.
- *
- *  Parameters:
- *    (Function) handler - A function to be executed when the handler is run.
- *    (String) ns - The namespace to match.
- *    (String) name - The element name to match.
- *    (String) type - The element type to match.
- *    (String) id - The element id attribute to match.
- *    (String) from - The element from attribute to match.
- *    (Object) options - Handler options
- *
- *  Returns:
- *    A new Strophe.Handler object.
- */
-Strophe.Handler = function (handler, ns, name, type, id, from, options)
-{
-    this.handler = handler;
-    this.ns = ns;
-    this.name = name;
-    this.type = type;
-    this.id = id;
-    this.options = options || {matchBare: false};
-
-    // default matchBare to false if undefined
-    if (!this.options.matchBare) {
-        this.options.matchBare = false;
-    }
-
-    if (this.options.matchBare) {
-        this.from = from ? Strophe.getBareJidFromJid(from) : null;
-    } else {
-        this.from = from;
-    }
-
-    // whether the handler is a user handler or a system handler
-    this.user = true;
-};
-
-Strophe.Handler.prototype = {
-    /** PrivateFunction: isMatch
-     *  Tests if a stanza matches the Strophe.Handler.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The XML element to test.
-     *
-     *  Returns:
-     *    true if the stanza matches and false otherwise.
-     */
-    isMatch: function (elem)
-    {
-        var nsMatch;
-        var from = null;
-
-        if (this.options.matchBare) {
-            from = Strophe.getBareJidFromJid(elem.getAttribute('from'));
-        } else {
-            from = elem.getAttribute('from');
-        }
-
-        nsMatch = false;
-        if (!this.ns) {
-            nsMatch = true;
-        } else {
-            var that = this;
-            Strophe.forEachChild(elem, null, function (elem) {
-                if (elem.getAttribute("xmlns") == that.ns) {
-                    nsMatch = true;
-                }
-            });
-
-            nsMatch = nsMatch || elem.getAttribute("xmlns") == this.ns;
-        }
-
-        if (nsMatch &&
-            (!this.name || Strophe.isTagEqual(elem, this.name)) &&
-            (!this.type || elem.getAttribute("type") == this.type) &&
-            (!this.id || elem.getAttribute("id") == this.id) &&
-            (!this.from || from == this.from)) {
-                return true;
-        }
-
-        return false;
-    },
-
-    /** PrivateFunction: run
-     *  Run the callback on a matching stanza.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The DOM element that triggered the
-     *      Strophe.Handler.
-     *
-     *  Returns:
-     *    A boolean indicating if the handler should remain active.
-     */
-    run: function (elem)
-    {
-        var result = null;
-        try {
-            result = this.handler(elem);
-        } catch (e) {
-            if (e.sourceURL) {
-                Strophe.fatal("error: " + this.handler +
-                              " " + e.sourceURL + ":" +
-                              e.line + " - " + e.name + ": " + e.message);
-            } else if (e.fileName) {
-                if (typeof(console) != "undefined") {
-                    console.trace();
-                    console.error(this.handler, " - error - ", e, e.message);
-                }
-                Strophe.fatal("error: " + this.handler + " " +
-                              e.fileName + ":" + e.lineNumber + " - " +
-                              e.name + ": " + e.message);
-            } else {
-                Strophe.fatal("error: " + e.message + "\n" + e.stack);
-            }
-
-            throw e;
-        }
-
-        return result;
-    },
-
-    /** PrivateFunction: toString
-     *  Get a String representation of the Strophe.Handler object.
-     *
-     *  Returns:
-     *    A String.
-     */
-    toString: function ()
-    {
-        return "{Handler: " + this.handler + "(" + this.name + "," +
-            this.id + "," + this.ns + ")}";
-    }
-};
-
-/** PrivateClass: Strophe.TimedHandler
- *  _Private_ helper class for managing timed handlers.
- *
- *  A Strophe.TimedHandler encapsulates a user provided callback that
- *  should be called after a certain period of time or at regular
- *  intervals.  The return value of the callback determines whether the
- *  Strophe.TimedHandler will continue to fire.
- *
- *  Users will not use Strophe.TimedHandler objects directly, but instead
- *  they will use Strophe.Connection.addTimedHandler() and
- *  Strophe.Connection.deleteTimedHandler().
- */
-
-/** PrivateConstructor: Strophe.TimedHandler
- *  Create and initialize a new Strophe.TimedHandler object.
- *
- *  Parameters:
- *    (Integer) period - The number of milliseconds to wait before the
- *      handler is called.
- *    (Function) handler - The callback to run when the handler fires.  This
- *      function should take no arguments.
- *
- *  Returns:
- *    A new Strophe.TimedHandler object.
- */
-Strophe.TimedHandler = function (period, handler)
-{
-    this.period = period;
-    this.handler = handler;
-
-    this.lastCalled = new Date().getTime();
-    this.user = true;
-};
-
-Strophe.TimedHandler.prototype = {
-    /** PrivateFunction: run
-     *  Run the callback for the Strophe.TimedHandler.
-     *
-     *  Returns:
-     *    true if the Strophe.TimedHandler should be called again, and false
-     *      otherwise.
-     */
-    run: function ()
-    {
-        this.lastCalled = new Date().getTime();
-        return this.handler();
-    },
-
-    /** PrivateFunction: reset
-     *  Reset the last called time for the Strophe.TimedHandler.
-     */
-    reset: function ()
-    {
-        this.lastCalled = new Date().getTime();
-    },
-
-    /** PrivateFunction: toString
-     *  Get a string representation of the Strophe.TimedHandler object.
-     *
-     *  Returns:
-     *    The string representation.
-     */
-    toString: function ()
-    {
-        return "{TimedHandler: " + this.handler + "(" + this.period +")}";
-    }
-};
-
-/** Class: Strophe.Connection
- *  XMPP Connection manager.
- *
- *  This class is the main part of Strophe.  It manages a BOSH connection
- *  to an XMPP server and dispatches events to the user callbacks as
- *  data arrives.  It supports SASL PLAIN, SASL DIGEST-MD5, SASL SCRAM-SHA1
- *  and legacy authentication.
- *
- *  After creating a Strophe.Connection object, the user will typically
- *  call connect() with a user supplied callback to handle connection level
- *  events like authentication failure, disconnection, or connection
- *  complete.
- *
- *  The user will also have several event handlers defined by using
- *  addHandler() and addTimedHandler().  These will allow the user code to
- *  respond to interesting stanzas or do something periodically with the
- *  connection.  These handlers will be active once authentication is
- *  finished.
- *
- *  To send data to the connection, use send().
- */
-
-/** Constructor: Strophe.Connection
- *  Create and initialize a Strophe.Connection object.
- *
- *  The transport-protocol for this connection will be chosen automatically
- *  based on the given service parameter. URLs starting with "ws://" or
- *  "wss://" will use WebSockets, URLs starting with "http://", "https://"
- *  or without a protocol will use BOSH.
- *
- *  To make Strophe connect to the current host you can leave out the protocol
- *  and host part and just pass the path, e.g.
- *
- *  > var conn = new Strophe.Connection("/http-bind/");
- *
- *  WebSocket options:
- *
- *  If you want to connect to the current host with a WebSocket connection you
- *  can tell Strophe to use WebSockets through a "protocol" attribute in the
- *  optional options parameter. Valid values are "ws" for WebSocket and "wss"
- *  for Secure WebSocket.
- *  So to connect to "wss://CURRENT_HOSTNAME/xmpp-websocket" you would call
- *
- *  > var conn = new Strophe.Connection("/xmpp-websocket/", {protocol: "wss"});
- *
- *  Note that relative URLs _NOT_ starting with a "/" will also include the path
- *  of the current site.
- *
- *  Also because downgrading security is not permitted by browsers, when using
- *  relative URLs both BOSH and WebSocket connections will use their secure
- *  variants if the current connection to the site is also secure (https).
- *
- *  BOSH options:
- *
- *  by adding "sync" to the options, you can control if requests will
- *  be made synchronously or not. The default behaviour is asynchronous.
- *  If you want to make requests synchronous, make "sync" evaluate to true:
- *  > var conn = new Strophe.Connection("/http-bind/", {sync: true});
- *  You can also toggle this on an already established connection:
- *  > conn.options.sync = true;
- *
- *
- *  Parameters:
- *    (String) service - The BOSH or WebSocket service URL.
- *    (Object) options - A hash of configuration options
- *
- *  Returns:
- *    A new Strophe.Connection object.
- */
-Strophe.Connection = function (service, options)
-{
-    // The service URL
-    this.service = service;
-
-    // Configuration options
-    this.options = options || {};
-    var proto = this.options.protocol || "";
-
-    // Select protocal based on service or options
-    if (service.indexOf("ws:") === 0 || service.indexOf("wss:") === 0 ||
-            proto.indexOf("ws") === 0) {
-        this._proto = new Strophe.Websocket(this);
-    } else {
-        this._proto = new Strophe.Bosh(this);
-    }
-    /* The connected JID. */
-    this.jid = "";
-    /* the JIDs domain */
-    this.domain = null;
-    /* stream:features */
-    this.features = null;
-
-    // SASL
-    this._sasl_data = {};
-    this.do_session = false;
-    this.do_bind = false;
-
-    // handler lists
-    this.timedHandlers = [];
-    this.handlers = [];
-    this.removeTimeds = [];
-    this.removeHandlers = [];
-    this.addTimeds = [];
-    this.addHandlers = [];
-
-    this._authentication = {};
-    this._idleTimeout = null;
-    this._disconnectTimeout = null;
-
-    this.do_authentication = true;
-    this.authenticated = false;
-    this.disconnecting = false;
-    this.connected = false;
-
-    this.errors = 0;
-
-    this.paused = false;
-
-    this._data = [];
-    this._uniqueId = 0;
-
-    this._sasl_success_handler = null;
-    this._sasl_failure_handler = null;
-    this._sasl_challenge_handler = null;
-
-    // Max retries before disconnecting
-    this.maxRetries = 5;
-
-    // setup onIdle callback every 1/10th of a second
-    this._idleTimeout = setTimeout(this._onIdle.bind(this), 100);
-
-    // initialize plugins
-    for (var k in Strophe._connectionPlugins) {
-        if (Strophe._connectionPlugins.hasOwnProperty(k)) {
-            var ptype = Strophe._connectionPlugins[k];
-            // jslint complaints about the below line, but this is fine
-            var F = function () {}; // jshint ignore:line
-            F.prototype = ptype;
-            this[k] = new F();
-            this[k].init(this);
-        }
-    }
-};
-
-Strophe.Connection.prototype = {
-    /** Function: reset
-     *  Reset the connection.
-     *
-     *  This function should be called after a connection is disconnected
-     *  before that connection is reused.
-     */
-    reset: function ()
-    {
-        this._proto._reset();
-
-        // SASL
-        this.do_session = false;
-        this.do_bind = false;
-
-        // handler lists
-        this.timedHandlers = [];
-        this.handlers = [];
-        this.removeTimeds = [];
-        this.removeHandlers = [];
-        this.addTimeds = [];
-        this.addHandlers = [];
-        this._authentication = {};
-
-        this.authenticated = false;
-        this.disconnecting = false;
-        this.connected = false;
-
-        this.errors = 0;
-
-        this._requests = [];
-        this._uniqueId = 0;
-    },
-
-    /** Function: pause
-     *  Pause the request manager.
-     *
-     *  This will prevent Strophe from sending any more requests to the
-     *  server.  This is very useful for temporarily pausing
-     *  BOSH-Connections while a lot of send() calls are happening quickly.
-     *  This causes Strophe to send the data in a single request, saving
-     *  many request trips.
-     */
-    pause: function ()
-    {
-        this.paused = true;
-    },
-
-    /** Function: resume
-     *  Resume the request manager.
-     *
-     *  This resumes after pause() has been called.
-     */
-    resume: function ()
-    {
-        this.paused = false;
-    },
-
-    /** Function: getUniqueId
-     *  Generate a unique ID for use in <iq/> elements.
-     *
-     *  All <iq/> stanzas are required to have unique id attributes.  This
-     *  function makes creating these easy.  Each connection instance has
-     *  a counter which starts from zero, and the value of this counter
-     *  plus a colon followed by the suffix becomes the unique id. If no
-     *  suffix is supplied, the counter is used as the unique id.
-     *
-     *  Suffixes are used to make debugging easier when reading the stream
-     *  data, and their use is recommended.  The counter resets to 0 for
-     *  every new connection for the same reason.  For connections to the
-     *  same server that authenticate the same way, all the ids should be
-     *  the same, which makes it easy to see changes.  This is useful for
-     *  automated testing as well.
-     *
-     *  Parameters:
-     *    (String) suffix - A optional suffix to append to the id.
-     *
-     *  Returns:
-     *    A unique string to be used for the id attribute.
-     */
-    getUniqueId: function (suffix)
-    {
-        if (typeof(suffix) == "string" || typeof(suffix) == "number") {
-            return ++this._uniqueId + ":" + suffix;
-        } else {
-            return ++this._uniqueId + "";
-        }
-    },
-
-    /** Function: connect
-     *  Starts the connection process.
-     *
-     *  As the connection process proceeds, the user supplied callback will
-     *  be triggered multiple times with status updates.  The callback
-     *  should take two arguments - the status code and the error condition.
-     *
-     *  The status code will be one of the values in the Strophe.Status
-     *  constants.  The error condition will be one of the conditions
-     *  defined in RFC 3920 or the condition 'strophe-parsererror'.
-     *
-     *  The Parameters _wait_, _hold_ and _route_ are optional and only relevant
-     *  for BOSH connections. Please see XEP 124 for a more detailed explanation
-     *  of the optional parameters.
-     *
-     *  Parameters:
-     *    (String) jid - The user's JID.  This may be a bare JID,
-     *      or a full JID.  If a node is not supplied, SASL ANONYMOUS
-     *      authentication will be attempted.
-     *    (String) pass - The user's password.
-     *    (Function) callback - The connect callback function.
-     *    (Integer) wait - The optional HTTPBIND wait value.  This is the
-     *      time the server will wait before returning an empty result for
-     *      a request.  The default setting of 60 seconds is recommended.
-     *    (Integer) hold - The optional HTTPBIND hold value.  This is the
-     *      number of connections the server will hold at one time.  This
-     *      should almost always be set to 1 (the default).
-     *    (String) route - The optional route value.
-     */
-    connect: function (jid, pass, callback, wait, hold, route)
-    {
-        this.jid = jid;
-        /** Variable: authzid
-         *  Authorization identity.
-         */
-        this.authzid = Strophe.getBareJidFromJid(this.jid);
-        /** Variable: authcid
-         *  Authentication identity (User name).
-         */
-        this.authcid = Strophe.getNodeFromJid(this.jid);
-        /** Variable: pass
-         *  Authentication identity (User password).
-         */
-        this.pass = pass;
-        /** Variable: servtype
-         *  Digest MD5 compatibility.
-         */
-        this.servtype = "xmpp";
-        this.connect_callback = callback;
-        this.disconnecting = false;
-        this.connected = false;
-        this.authenticated = false;
-        this.errors = 0;
-
-        // parse jid for domain
-        this.domain = Strophe.getDomainFromJid(this.jid);
-
-        this._changeConnectStatus(Strophe.Status.CONNECTING, null);
-
-        this._proto._connect(wait, hold, route);
-    },
-
-    /** Function: attach
-     *  Attach to an already created and authenticated BOSH session.
-     *
-     *  This function is provided to allow Strophe to attach to BOSH
-     *  sessions which have been created externally, perhaps by a Web
-     *  application.  This is often used to support auto-login type features
-     *  without putting user credentials into the page.
-     *
-     *  Parameters:
-     *    (String) jid - The full JID that is bound by the session.
-     *    (String) sid - The SID of the BOSH session.
-     *    (String) rid - The current RID of the BOSH session.  This RID
-     *      will be used by the next request.
-     *    (Function) callback The connect callback function.
-     *    (Integer) wait - The optional HTTPBIND wait value.  This is the
-     *      time the server will wait before returning an empty result for
-     *      a request.  The default setting of 60 seconds is recommended.
-     *      Other settings will require tweaks to the Strophe.TIMEOUT value.
-     *    (Integer) hold - The optional HTTPBIND hold value.  This is the
-     *      number of connections the server will hold at one time.  This
-     *      should almost always be set to 1 (the default).
-     *    (Integer) wind - The optional HTTBIND window value.  This is the
-     *      allowed range of request ids that are valid.  The default is 5.
-     */
-    attach: function (jid, sid, rid, callback, wait, hold, wind)
-    {
-        this._proto._attach(jid, sid, rid, callback, wait, hold, wind);
-    },
-
-    /** Function: xmlInput
-     *  User overrideable function that receives XML data coming into the
-     *  connection.
-     *
-     *  The default function does nothing.  User code can override this with
-     *  > Strophe.Connection.xmlInput = function (elem) {
-     *  >   (user code)
-     *  > };
-     *
-     *  Due to limitations of current Browsers' XML-Parsers the opening and closing
-     *  <stream> tag for WebSocket-Connoctions will be passed as selfclosing here.
-     *
-     *  BOSH-Connections will have all stanzas wrapped in a <body> tag. See
-     *  <Strophe.Bosh.strip> if you want to strip this tag.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The XML data received by the connection.
-     */
-    /* jshint unused:false */
-    xmlInput: function (elem)
-    {
-        return;
-    },
-    /* jshint unused:true */
-
-    /** Function: xmlOutput
-     *  User overrideable function that receives XML data sent to the
-     *  connection.
-     *
-     *  The default function does nothing.  User code can override this with
-     *  > Strophe.Connection.xmlOutput = function (elem) {
-     *  >   (user code)
-     *  > };
-     *
-     *  Due to limitations of current Browsers' XML-Parsers the opening and closing
-     *  <stream> tag for WebSocket-Connoctions will be passed as selfclosing here.
-     *
-     *  BOSH-Connections will have all stanzas wrapped in a <body> tag. See
-     *  <Strophe.Bosh.strip> if you want to strip this tag.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The XMLdata sent by the connection.
-     */
-    /* jshint unused:false */
-    xmlOutput: function (elem)
-    {
-        return;
-    },
-    /* jshint unused:true */
-
-    /** Function: rawInput
-     *  User overrideable function that receives raw data coming into the
-     *  connection.
-     *
-     *  The default function does nothing.  User code can override this with
-     *  > Strophe.Connection.rawInput = function (data) {
-     *  >   (user code)
-     *  > };
-     *
-     *  Parameters:
-     *    (String) data - The data received by the connection.
-     */
-    /* jshint unused:false */
-    rawInput: function (data)
-    {
-        return;
-    },
-    /* jshint unused:true */
-
-    /** Function: rawOutput
-     *  User overrideable function that receives raw data sent to the
-     *  connection.
-     *
-     *  The default function does nothing.  User code can override this with
-     *  > Strophe.Connection.rawOutput = function (data) {
-     *  >   (user code)
-     *  > };
-     *
-     *  Parameters:
-     *    (String) data - The data sent by the connection.
-     */
-    /* jshint unused:false */
-    rawOutput: function (data)
-    {
-        return;
-    },
-    /* jshint unused:true */
-
-    /** Function: send
-     *  Send a stanza.
-     *
-     *  This function is called to push data onto the send queue to
-     *  go out over the wire.  Whenever a request is sent to the BOSH
-     *  server, all pending data is sent and the queue is flushed.
-     *
-     *  Parameters:
-     *    (XMLElement |
-     *     [XMLElement] |
-     *     Strophe.Builder) elem - The stanza to send.
-     */
-    send: function (elem)
-    {
-        if (elem === null) { return ; }
-        if (typeof(elem.sort) === "function") {
-            for (var i = 0; i < elem.length; i++) {
-                this._queueData(elem[i]);
-            }
-        } else if (typeof(elem.tree) === "function") {
-            this._queueData(elem.tree());
-        } else {
-            this._queueData(elem);
-        }
-
-        this._proto._send();
-    },
-
-    /** Function: flush
-     *  Immediately send any pending outgoing data.
-     *
-     *  Normally send() queues outgoing data until the next idle period
-     *  (100ms), which optimizes network use in the common cases when
-     *  several send()s are called in succession. flush() can be used to
-     *  immediately send all pending data.
-     */
-    flush: function ()
-    {
-        // cancel the pending idle period and run the idle function
-        // immediately
-        clearTimeout(this._idleTimeout);
-        this._onIdle();
-    },
-
-    /** Function: sendIQ
-     *  Helper function to send IQ stanzas.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The stanza to send.
-     *    (Function) callback - The callback function for a successful request.
-     *    (Function) errback - The callback function for a failed or timed
-     *      out request.  On timeout, the stanza will be null.
-     *    (Integer) timeout - The time specified in milliseconds for a
-     *      timeout to occur.
-     *
-     *  Returns:
-     *    The id used to send the IQ.
-    */
-    sendIQ: function(elem, callback, errback, timeout) {
-        var timeoutHandler = null;
-        var that = this;
-
-        if (typeof(elem.tree) === "function") {
-            elem = elem.tree();
-        }
-        var id = elem.getAttribute('id');
-
-        // inject id if not found
-        if (!id) {
-            id = this.getUniqueId("sendIQ");
-            elem.setAttribute("id", id);
-        }
-
-        var handler = this.addHandler(function (stanza) {
-            // remove timeout handler if there is one
-            if (timeoutHandler) {
-                that.deleteTimedHandler(timeoutHandler);
-            }
-
-            var iqtype = stanza.getAttribute('type');
-            if (iqtype == 'result') {
-                if (callback) {
-                    callback(stanza);
-                }
-            } else if (iqtype == 'error') {
-                if (errback) {
-                    errback(stanza);
-                }
-            } else {
-                throw {
-                    name: "StropheError",
-            message: "Got bad IQ type of " + iqtype
-                };
-            }
-        }, null, 'iq', null, id);
-
-        // if timeout specified, setup timeout handler.
-        if (timeout) {
-            timeoutHandler = this.addTimedHandler(timeout, function () {
-                // get rid of normal handler
-                that.deleteHandler(handler);
-
-                // call errback on timeout with null stanza
-                if (errback) {
-                    errback(null);
-                }
-                return false;
-            });
-        }
-
-        this.send(elem);
-
-        return id;
-    },
-
-    /** PrivateFunction: _queueData
-     *  Queue outgoing data for later sending.  Also ensures that the data
-     *  is a DOMElement.
-     */
-    _queueData: function (element) {
-        if (element === null ||
-            !element.tagName ||
-            !element.childNodes) {
-            throw {
-                name: "StropheError",
-                message: "Cannot queue non-DOMElement."
-            };
-        }
-
-        this._data.push(element);
-    },
-
-    /** PrivateFunction: _sendRestart
-     *  Send an xmpp:restart stanza.
-     */
-    _sendRestart: function ()
-    {
-        this._data.push("restart");
-
-        this._proto._sendRestart();
-
-        this._idleTimeout = setTimeout(this._onIdle.bind(this), 100);
-    },
-
-    /** Function: addTimedHandler
-     *  Add a timed handler to the connection.
-     *
-     *  This function adds a timed handler.  The provided handler will
-     *  be called every period milliseconds until it returns false,
-     *  the connection is terminated, or the handler is removed.  Handlers
-     *  that wish to continue being invoked should return true.
-     *
-     *  Because of method binding it is necessary to save the result of
-     *  this function if you wish to remove a handler with
-     *  deleteTimedHandler().
-     *
-     *  Note that user handlers are not active until authentication is
-     *  successful.
-     *
-     *  Parameters:
-     *    (Integer) period - The period of the handler.
-     *    (Function) handler - The callback function.
-     *
-     *  Returns:
-     *    A reference to the handler that can be used to remove it.
-     */
-    addTimedHandler: function (period, handler)
-    {
-        var thand = new Strophe.TimedHandler(period, handler);
-        this.addTimeds.push(thand);
-        return thand;
-    },
-
-    /** Function: deleteTimedHandler
-     *  Delete a timed handler for a connection.
-     *
-     *  This function removes a timed handler from the connection.  The
-     *  handRef parameter is *not* the function passed to addTimedHandler(),
-     *  but is the reference returned from addTimedHandler().
-     *
-     *  Parameters:
-     *    (Strophe.TimedHandler) handRef - The handler reference.
-     */
-    deleteTimedHandler: function (handRef)
-    {
-        // this must be done in the Idle loop so that we don't change
-        // the handlers during iteration
-        this.removeTimeds.push(handRef);
-    },
-
-    /** Function: addHandler
-     *  Add a stanza handler for the connection.
-     *
-     *  This function adds a stanza handler to the connection.  The
-     *  handler callback will be called for any stanza that matches
-     *  the parameters.  Note that if multiple parameters are supplied,
-     *  they must all match for the handler to be invoked.
-     *
-     *  The handler will receive the stanza that triggered it as its argument.
-     *  The handler should return true if it is to be invoked again;
-     *  returning false will remove the handler after it returns.
-     *
-     *  As a convenience, the ns parameters applies to the top level element
-     *  and also any of its immediate children.  This is primarily to make
-     *  matching /iq/query elements easy.
-     *
-     *  The options argument contains handler matching flags that affect how
-     *  matches are determined. Currently the only flag is matchBare (a
-     *  boolean). When matchBare is true, the from parameter and the from
-     *  attribute on the stanza will be matched as bare JIDs instead of
-     *  full JIDs. To use this, pass {matchBare: true} as the value of
-     *  options. The default value for matchBare is false.
-     *
-     *  The return value should be saved if you wish to remove the handler
-     *  with deleteHandler().
-     *
-     *  Parameters:
-     *    (Function) handler - The user callback.
-     *    (String) ns - The namespace to match.
-     *    (String) name - The stanza name to match.
-     *    (String) type - The stanza type attribute to match.
-     *    (String) id - The stanza id attribute to match.
-     *    (String) from - The stanza from attribute to match.
-     *    (String) options - The handler options
-     *
-     *  Returns:
-     *    A reference to the handler that can be used to remove it.
-     */
-    addHandler: function (handler, ns, name, type, id, from, options)
-    {
-        var hand = new Strophe.Handler(handler, ns, name, type, id, from, options);
-        this.addHandlers.push(hand);
-        return hand;
-    },
-
-    /** Function: deleteHandler
-     *  Delete a stanza handler for a connection.
-     *
-     *  This function removes a stanza handler from the connection.  The
-     *  handRef parameter is *not* the function passed to addHandler(),
-     *  but is the reference returned from addHandler().
-     *
-     *  Parameters:
-     *    (Strophe.Handler) handRef - The handler reference.
-     */
-    deleteHandler: function (handRef)
-    {
-        // this must be done in the Idle loop so that we don't change
-        // the handlers during iteration
-        this.removeHandlers.push(handRef);
-    },
-
-    /** Function: disconnect
-     *  Start the graceful disconnection process.
-     *
-     *  This function starts the disconnection process.  This process starts
-     *  by sending unavailable presence and sending BOSH body of type
-     *  terminate.  A timeout handler makes sure that disconnection happens
-     *  even if the BOSH server does not respond.
-     *
-     *  The user supplied connection callback will be notified of the
-     *  progress as this process happens.
-     *
-     *  Parameters:
-     *    (String) reason - The reason the disconnect is occuring.
-     */
-    disconnect: function (reason)
-    {
-        this._changeConnectStatus(Strophe.Status.DISCONNECTING, reason);
-
-        Strophe.info("Disconnect was called because: " + reason);
-        if (this.connected) {
-            var pres = false;
-            this.disconnecting = true;
-            if (this.authenticated) {
-                pres = $pres({
-                    xmlns: Strophe.NS.CLIENT,
-                    type: 'unavailable'
-                });
-            }
-            // setup timeout handler
-            this._disconnectTimeout = this._addSysTimedHandler(
-                3000, this._onDisconnectTimeout.bind(this));
-            this._proto._disconnect(pres);
-        }
-    },
-
-    /** PrivateFunction: _changeConnectStatus
-     *  _Private_ helper function that makes sure plugins and the user's
-     *  callback are notified of connection status changes.
-     *
-     *  Parameters:
-     *    (Integer) status - the new connection status, one of the values
-     *      in Strophe.Status
-     *    (String) condition - the error condition or null
-     */
-    _changeConnectStatus: function (status, condition)
-    {
-        // notify all plugins listening for status changes
-        for (var k in Strophe._connectionPlugins) {
-            if (Strophe._connectionPlugins.hasOwnProperty(k)) {
-                var plugin = this[k];
-                if (plugin.statusChanged) {
-                    try {
-                        plugin.statusChanged(status, condition);
-                    } catch (err) {
-                        Strophe.error("" + k + " plugin caused an exception " +
-                                      "changing status: " + err);
-                    }
-                }
-            }
-        }
-
-        // notify the user's callback
-        if (this.connect_callback) {
-            try {
-                this.connect_callback(status, condition);
-            } catch (e) {
-                Strophe.error("User connection callback caused an " +
-                              "exception: " + e);
-            }
-        }
-    },
-
-    /** PrivateFunction: _doDisconnect
-     *  _Private_ function to disconnect.
-     *
-     *  This is the last piece of the disconnection logic.  This resets the
-     *  connection and alerts the user's connection callback.
-     */
-    _doDisconnect: function ()
-    {
-        // Cancel Disconnect Timeout
-        if (this._disconnectTimeout !== null) {
-            this.deleteTimedHandler(this._disconnectTimeout);
-            this._disconnectTimeout = null;
-        }
-
-        Strophe.info("_doDisconnect was called");
-        this._proto._doDisconnect();
-
-        this.authenticated = false;
-        this.disconnecting = false;
-
-        // delete handlers
-        this.handlers = [];
-        this.timedHandlers = [];
-        this.removeTimeds = [];
-        this.removeHandlers = [];
-        this.addTimeds = [];
-        this.addHandlers = [];
-
-        // tell the parent we disconnected
-        this._changeConnectStatus(Strophe.Status.DISCONNECTED, null);
-        this.connected = false;
-    },
-
-    /** PrivateFunction: _dataRecv
-     *  _Private_ handler to processes incoming data from the the connection.
-     *
-     *  Except for _connect_cb handling the initial connection request,
-     *  this function handles the incoming data for all requests.  This
-     *  function also fires stanza handlers that match each incoming
-     *  stanza.
-     *
-     *  Parameters:
-     *    (Strophe.Request) req - The request that has data ready.
-     *    (string) req - The stanza a raw string (optiona).
-     */
-    _dataRecv: function (req, raw)
-    {
-        Strophe.info("_dataRecv called");
-        var elem = this._proto._reqToData(req);
-        if (elem === null) { return; }
-
-        if (this.xmlInput !== Strophe.Connection.prototype.xmlInput) {
-            if (elem.nodeName === this._proto.strip && elem.childNodes.length) {
-                this.xmlInput(elem.childNodes[0]);
-            } else {
-                this.xmlInput(elem);
-            }
-        }
-        if (this.rawInput !== Strophe.Connection.prototype.rawInput) {
-            if (raw) {
-                this.rawInput(raw);
-            } else {
-                this.rawInput(Strophe.serialize(elem));
-            }
-        }
-
-        // remove handlers scheduled for deletion
-        var i, hand;
-        while (this.removeHandlers.length > 0) {
-            hand = this.removeHandlers.pop();
-            i = this.handlers.indexOf(hand);
-            if (i >= 0) {
-                this.handlers.splice(i, 1);
-            }
-        }
-
-        // add handlers scheduled for addition
-        while (this.addHandlers.length > 0) {
-            this.handlers.push(this.addHandlers.pop());
-        }
-
-        // handle graceful disconnect
-        if (this.disconnecting && this._proto._emptyQueue()) {
-            this._doDisconnect();
-            return;
-        }
-
-        var typ = elem.getAttribute("type");
-        var cond, conflict;
-        if (typ !== null && typ == "terminate") {
-            // Don't process stanzas that come in after disconnect
-            if (this.disconnecting) {
-                return;
-            }
-
-            // an error occurred
-            cond = elem.getAttribute("condition");
-            conflict = elem.getElementsByTagName("conflict");
-            if (cond !== null) {
-                if (cond == "remote-stream-error" && conflict.length > 0) {
-                    cond = "conflict";
-                }
-                this._changeConnectStatus(Strophe.Status.CONNFAIL, cond);
-            } else {
-                this._changeConnectStatus(Strophe.Status.CONNFAIL, "unknown");
-            }
-            this.disconnect('unknown stream-error');
-            return;
-        }
-
-        // send each incoming stanza through the handler chain
-        var that = this;
-        Strophe.forEachChild(elem, null, function (child) {
-            var i, newList;
-            // process handlers
-            newList = that.handlers;
-            that.handlers = [];
-            for (i = 0; i < newList.length; i++) {
-                var hand = newList[i];
-                // encapsulate 'handler.run' not to lose the whole handler list if
-                // one of the handlers throws an exception
-                try {
-                    if (hand.isMatch(child) &&
-                        (that.authenticated || !hand.user)) {
-                        if (hand.run(child)) {
-                            that.handlers.push(hand);
-                        }
-                    } else {
-                        that.handlers.push(hand);
-                    }
-                } catch(e) {
-                    // if the handler throws an exception, we consider it as false
-                    Strophe.warn('Removing Strophe handlers due to uncaught exception: ' + e.message);
-                }
-            }
-        });
-    },
-
-
-    /** Attribute: mechanisms
-     *  SASL Mechanisms available for Conncection.
-     */
-    mechanisms: {},
-
-    /** PrivateFunction: _connect_cb
-     *  _Private_ handler for initial connection request.
-     *
-     *  This handler is used to process the initial connection request
-     *  response from the BOSH server. It is used to set up authentication
-     *  handlers and start the authentication process.
-     *
-     *  SASL authentication will be attempted if available, otherwise
-     *  the code will fall back to legacy authentication.
-     *
-     *  Parameters:
-     *    (Strophe.Request) req - The current request.
-     *    (Function) _callback - low level (xmpp) connect callback function.
-     *      Useful for plugins with their own xmpp connect callback (when their)
-     *      want to do something special).
-     */
-    _connect_cb: function (req, _callback, raw)
-    {
-        Strophe.info("_connect_cb was called");
-
-        this.connected = true;
-
-        var bodyWrap = this._proto._reqToData(req);
-        if (!bodyWrap) { return; }
-
-        if (this.xmlInput !== Strophe.Connection.prototype.xmlInput) {
-            if (bodyWrap.nodeName === this._proto.strip && bodyWrap.childNodes.length) {
-                this.xmlInput(bodyWrap.childNodes[0]);
-            } else {
-                this.xmlInput(bodyWrap);
-            }
-        }
-        if (this.rawInput !== Strophe.Connection.prototype.rawInput) {
-            if (raw) {
-                this.rawInput(raw);
-            } else {
-                this.rawInput(Strophe.serialize(bodyWrap));
-            }
-        }
-
-        var conncheck = this._proto._connect_cb(bodyWrap);
-        if (conncheck === Strophe.Status.CONNFAIL) {
-            return;
-        }
-
-        this._authentication.sasl_scram_sha1 = false;
-        this._authentication.sasl_plain = false;
-        this._authentication.sasl_digest_md5 = false;
-        this._authentication.sasl_anonymous = false;
-
-        this._authentication.legacy_auth = false;
-
-        // Check for the stream:features tag
-        var hasFeatures = bodyWrap.getElementsByTagName("stream:features").length > 0;
-        if (!hasFeatures) {
-            hasFeatures = bodyWrap.getElementsByTagName("features").length > 0;
-        }
-        var mechanisms = bodyWrap.getElementsByTagName("mechanism");
-        var matched = [];
-        var i, mech, found_authentication = false;
-        if (!hasFeatures) {
-            this._proto._no_auth_received(_callback);
-            return;
-        }
-        if (mechanisms.length > 0) {
-            for (i = 0; i < mechanisms.length; i++) {
-                mech = Strophe.getText(mechanisms[i]);
-                if (this.mechanisms[mech]) matched.push(this.mechanisms[mech]);
-            }
-        }
-        this._authentication.legacy_auth =
-            bodyWrap.getElementsByTagName("auth").length > 0;
-        found_authentication = this._authentication.legacy_auth ||
-            matched.length > 0;
-        if (!found_authentication) {
-            this._proto._no_auth_received(_callback);
-            return;
-        }
-        if (this.do_authentication !== false)
-            this.authenticate(matched);
-    },
-
-    /** Function: authenticate
-     * Set up authentication
-     *
-     *  Contiunues the initial connection request by setting up authentication
-     *  handlers and start the authentication process.
-     *
-     *  SASL authentication will be attempted if available, otherwise
-     *  the code will fall back to legacy authentication.
-     *
-     */
-    authenticate: function (matched)
-    {
-      var i;
-      // Sorting matched mechanisms according to priority.
-      for (i = 0; i < matched.length - 1; ++i) {
-        var higher = i;
-        for (var j = i + 1; j < matched.length; ++j) {
-          if (matched[j].prototype.priority > matched[higher].prototype.priority) {
-            higher = j;
-          }
-        }
-        if (higher != i) {
-          var swap = matched[i];
-          matched[i] = matched[higher];
-          matched[higher] = swap;
-        }
-      }
-
-      // run each mechanism
-      var mechanism_found = false;
-      for (i = 0; i < matched.length; ++i) {
-        if (!matched[i].test(this)) continue;
-
-        this._sasl_success_handler = this._addSysHandler(
-          this._sasl_success_cb.bind(this), null,
-          "success", null, null);
-        this._sasl_failure_handler = this._addSysHandler(
-          this._sasl_failure_cb.bind(this), null,
-          "failure", null, null);
-        this._sasl_challenge_handler = this._addSysHandler(
-          this._sasl_challenge_cb.bind(this), null,
-          "challenge", null, null);
-
-        this._sasl_mechanism = new matched[i]();
-        this._sasl_mechanism.onStart(this);
-
-        var request_auth_exchange = $build("auth", {
-          xmlns: Strophe.NS.SASL,
-          mechanism: this._sasl_mechanism.name
-        });
-
-        if (this._sasl_mechanism.isClientFirst) {
-          var response = this._sasl_mechanism.onChallenge(this, null);
-          request_auth_exchange.t(Base64.encode(response));
-        }
-
-        this.send(request_auth_exchange.tree());
-
-        mechanism_found = true;
-        break;
-      }
-
-      if (!mechanism_found) {
-        // if none of the mechanism worked
-        if (Strophe.getNodeFromJid(this.jid) === null) {
-            // we don't have a node, which is required for non-anonymous
-            // client connections
-            this._changeConnectStatus(Strophe.Status.CONNFAIL,
-                                      'x-strophe-bad-non-anon-jid');
-            this.disconnect('x-strophe-bad-non-anon-jid');
-        } else {
-          // fall back to legacy authentication
-          this._changeConnectStatus(Strophe.Status.AUTHENTICATING, null);
-          this._addSysHandler(this._auth1_cb.bind(this), null, null,
-                              null, "_auth_1");
-
-          this.send($iq({
-            type: "get",
-            to: this.domain,
-            id: "_auth_1"
-          }).c("query", {
-            xmlns: Strophe.NS.AUTH
-          }).c("username", {}).t(Strophe.getNodeFromJid(this.jid)).tree());
-        }
-      }
-
-    },
-
-    _sasl_challenge_cb: function(elem) {
-      var challenge = Base64.decode(Strophe.getText(elem));
-      var response = this._sasl_mechanism.onChallenge(this, challenge);
-
-      var stanza = $build('response', {
-          xmlns: Strophe.NS.SASL
-      });
-      if (response !== "") {
-        stanza.t(Base64.encode(response));
-      }
-      this.send(stanza.tree());
-
-      return true;
-    },
-
-    /** PrivateFunction: _auth1_cb
-     *  _Private_ handler for legacy authentication.
-     *
-     *  This handler is called in response to the initial <iq type='get'/>
-     *  for legacy authentication.  It builds an authentication <iq/> and
-     *  sends it, creating a handler (calling back to _auth2_cb()) to
-     *  handle the result
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The stanza that triggered the callback.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    /* jshint unused:false */
-    _auth1_cb: function (elem)
-    {
-        // build plaintext auth iq
-        var iq = $iq({type: "set", id: "_auth_2"})
-            .c('query', {xmlns: Strophe.NS.AUTH})
-            .c('username', {}).t(Strophe.getNodeFromJid(this.jid))
-            .up()
-            .c('password').t(this.pass);
-
-        if (!Strophe.getResourceFromJid(this.jid)) {
-            // since the user has not supplied a resource, we pick
-            // a default one here.  unlike other auth methods, the server
-            // cannot do this for us.
-            this.jid = Strophe.getBareJidFromJid(this.jid) + '/strophe';
-        }
-        iq.up().c('resource', {}).t(Strophe.getResourceFromJid(this.jid));
-
-        this._addSysHandler(this._auth2_cb.bind(this), null,
-                            null, null, "_auth_2");
-
-        this.send(iq.tree());
-
-        return false;
-    },
-    /* jshint unused:true */
-
-    /** PrivateFunction: _sasl_success_cb
-     *  _Private_ handler for succesful SASL authentication.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The matching stanza.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    _sasl_success_cb: function (elem)
-    {
-        if (this._sasl_data["server-signature"]) {
-            var serverSignature;
-            var success = Base64.decode(Strophe.getText(elem));
-            var attribMatch = /([a-z]+)=([^,]+)(,|$)/;
-            var matches = success.match(attribMatch);
-            if (matches[1] == "v") {
-                serverSignature = matches[2];
-            }
-
-            if (serverSignature != this._sasl_data["server-signature"]) {
-              // remove old handlers
-              this.deleteHandler(this._sasl_failure_handler);
-              this._sasl_failure_handler = null;
-              if (this._sasl_challenge_handler) {
-                this.deleteHandler(this._sasl_challenge_handler);
-                this._sasl_challenge_handler = null;
-              }
-
-              this._sasl_data = {};
-              return this._sasl_failure_cb(null);
-            }
-        }
-
-        Strophe.info("SASL authentication succeeded.");
-
-        if(this._sasl_mechanism)
-          this._sasl_mechanism.onSuccess();
-
-        // remove old handlers
-        this.deleteHandler(this._sasl_failure_handler);
-        this._sasl_failure_handler = null;
-        if (this._sasl_challenge_handler) {
-            this.deleteHandler(this._sasl_challenge_handler);
-            this._sasl_challenge_handler = null;
-        }
-
-        this._addSysHandler(this._sasl_auth1_cb.bind(this), null,
-                            "stream:features", null, null);
-
-        // we must send an xmpp:restart now
-        this._sendRestart();
-
-        return false;
-    },
-
-    /** PrivateFunction: _sasl_auth1_cb
-     *  _Private_ handler to start stream binding.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The matching stanza.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    _sasl_auth1_cb: function (elem)
-    {
-        // save stream:features for future usage
-        this.features = elem;
-
-        var i, child;
-
-        for (i = 0; i < elem.childNodes.length; i++) {
-            child = elem.childNodes[i];
-            if (child.nodeName == 'bind') {
-                this.do_bind = true;
-            }
-
-            if (child.nodeName == 'session') {
-                this.do_session = true;
-            }
-        }
-
-        if (!this.do_bind) {
-            this._changeConnectStatus(Strophe.Status.AUTHFAIL, null);
-            return false;
-        } else {
-            this._addSysHandler(this._sasl_bind_cb.bind(this), null, null,
-                                null, "_bind_auth_2");
-
-            var resource = Strophe.getResourceFromJid(this.jid);
-            if (resource) {
-                this.send($iq({type: "set", id: "_bind_auth_2"})
-                          .c('bind', {xmlns: Strophe.NS.BIND})
-                          .c('resource', {}).t(resource).tree());
-            } else {
-                this.send($iq({type: "set", id: "_bind_auth_2"})
-                          .c('bind', {xmlns: Strophe.NS.BIND})
-                          .tree());
-            }
-        }
-
-        return false;
-    },
-
-    /** PrivateFunction: _sasl_bind_cb
-     *  _Private_ handler for binding result and session start.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The matching stanza.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    _sasl_bind_cb: function (elem)
-    {
-        if (elem.getAttribute("type") == "error") {
-            Strophe.info("SASL binding failed.");
-            var conflict = elem.getElementsByTagName("conflict"), condition;
-            if (conflict.length > 0) {
-                condition = 'conflict';
-            }
-            this._changeConnectStatus(Strophe.Status.AUTHFAIL, condition);
-            return false;
-        }
-
-        // TODO - need to grab errors
-        var bind = elem.getElementsByTagName("bind");
-        var jidNode;
-        if (bind.length > 0) {
-            // Grab jid
-            jidNode = bind[0].getElementsByTagName("jid");
-            if (jidNode.length > 0) {
-                this.jid = Strophe.getText(jidNode[0]);
-
-                if (this.do_session) {
-                    this._addSysHandler(this._sasl_session_cb.bind(this),
-                                        null, null, null, "_session_auth_2");
-
-                    this.send($iq({type: "set", id: "_session_auth_2"})
-                                  .c('session', {xmlns: Strophe.NS.SESSION})
-                                  .tree());
-                } else {
-                    this.authenticated = true;
-                    this._changeConnectStatus(Strophe.Status.CONNECTED, null);
-                }
-            }
-        } else {
-            Strophe.info("SASL binding failed.");
-            this._changeConnectStatus(Strophe.Status.AUTHFAIL, null);
-            return false;
-        }
-    },
-
-    /** PrivateFunction: _sasl_session_cb
-     *  _Private_ handler to finish successful SASL connection.
-     *
-     *  This sets Connection.authenticated to true on success, which
-     *  starts the processing of user handlers.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The matching stanza.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    _sasl_session_cb: function (elem)
-    {
-        if (elem.getAttribute("type") == "result") {
-            this.authenticated = true;
-            this._changeConnectStatus(Strophe.Status.CONNECTED, null);
-        } else if (elem.getAttribute("type") == "error") {
-            Strophe.info("Session creation failed.");
-            this._changeConnectStatus(Strophe.Status.AUTHFAIL, null);
-            return false;
-        }
-
-        return false;
-    },
-
-    /** PrivateFunction: _sasl_failure_cb
-     *  _Private_ handler for SASL authentication failure.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The matching stanza.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    /* jshint unused:false */
-    _sasl_failure_cb: function (elem)
-    {
-        // delete unneeded handlers
-        if (this._sasl_success_handler) {
-            this.deleteHandler(this._sasl_success_handler);
-            this._sasl_success_handler = null;
-        }
-        if (this._sasl_challenge_handler) {
-            this.deleteHandler(this._sasl_challenge_handler);
-            this._sasl_challenge_handler = null;
-        }
-
-        if(this._sasl_mechanism)
-          this._sasl_mechanism.onFailure();
-        this._changeConnectStatus(Strophe.Status.AUTHFAIL, null);
-        return false;
-    },
-    /* jshint unused:true */
-
-    /** PrivateFunction: _auth2_cb
-     *  _Private_ handler to finish legacy authentication.
-     *
-     *  This handler is called when the result from the jabber:iq:auth
-     *  <iq/> stanza is returned.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The stanza that triggered the callback.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    _auth2_cb: function (elem)
-    {
-        if (elem.getAttribute("type") == "result") {
-            this.authenticated = true;
-            this._changeConnectStatus(Strophe.Status.CONNECTED, null);
-        } else if (elem.getAttribute("type") == "error") {
-            this._changeConnectStatus(Strophe.Status.AUTHFAIL, null);
-            this.disconnect('authentication failed');
-        }
-
-        return false;
-    },
-
-    /** PrivateFunction: _addSysTimedHandler
-     *  _Private_ function to add a system level timed handler.
-     *
-     *  This function is used to add a Strophe.TimedHandler for the
-     *  library code.  System timed handlers are allowed to run before
-     *  authentication is complete.
-     *
-     *  Parameters:
-     *    (Integer) period - The period of the handler.
-     *    (Function) handler - The callback function.
-     */
-    _addSysTimedHandler: function (period, handler)
-    {
-        var thand = new Strophe.TimedHandler(period, handler);
-        thand.user = false;
-        this.addTimeds.push(thand);
-        return thand;
-    },
-
-    /** PrivateFunction: _addSysHandler
-     *  _Private_ function to add a system level stanza handler.
-     *
-     *  This function is used to add a Strophe.Handler for the
-     *  library code.  System stanza handlers are allowed to run before
-     *  authentication is complete.
-     *
-     *  Parameters:
-     *    (Function) handler - The callback function.
-     *    (String) ns - The namespace to match.
-     *    (String) name - The stanza name to match.
-     *    (String) type - The stanza type attribute to match.
-     *    (String) id - The stanza id attribute to match.
-     */
-    _addSysHandler: function (handler, ns, name, type, id)
-    {
-        var hand = new Strophe.Handler(handler, ns, name, type, id);
-        hand.user = false;
-        this.addHandlers.push(hand);
-        return hand;
-    },
-
-    /** PrivateFunction: _onDisconnectTimeout
-     *  _Private_ timeout handler for handling non-graceful disconnection.
-     *
-     *  If the graceful disconnect process does not complete within the
-     *  time allotted, this handler finishes the disconnect anyway.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    _onDisconnectTimeout: function ()
-    {
-        Strophe.info("_onDisconnectTimeout was called");
-
-        this._proto._onDisconnectTimeout();
-
-        // actually disconnect
-        this._doDisconnect();
-
-        return false;
-    },
-
-    /** PrivateFunction: _onIdle
-     *  _Private_ handler to process events during idle cycle.
-     *
-     *  This handler is called every 100ms to fire timed handlers that
-     *  are ready and keep poll requests going.
-     */
-    _onIdle: function ()
-    {
-        var i, thand, since, newList;
-
-        // add timed handlers scheduled for addition
-        // NOTE: we add before remove in the case a timed handler is
-        // added and then deleted before the next _onIdle() call.
-        while (this.addTimeds.length > 0) {
-            this.timedHandlers.push(this.addTimeds.pop());
-        }
-
-        // remove timed handlers that have been scheduled for deletion
-        while (this.removeTimeds.length > 0) {
-            thand = this.removeTimeds.pop();
-            i = this.timedHandlers.indexOf(thand);
-            if (i >= 0) {
-                this.timedHandlers.splice(i, 1);
-            }
-        }
-
-        // call ready timed handlers
-        var now = new Date().getTime();
-        newList = [];
-        for (i = 0; i < this.timedHandlers.length; i++) {
-            thand = this.timedHandlers[i];
-            if (this.authenticated || !thand.user) {
-                since = thand.lastCalled + thand.period;
-                if (since - now <= 0) {
-                    if (thand.run()) {
-                        newList.push(thand);
-                    }
-                } else {
-                    newList.push(thand);
-                }
-            }
-        }
-        this.timedHandlers = newList;
-
-        clearTimeout(this._idleTimeout);
-
-        this._proto._onIdle();
-
-        // reactivate the timer only if connected
-        if (this.connected) {
-            this._idleTimeout = setTimeout(this._onIdle.bind(this), 100);
-        }
-    }
-};
-
-if (callback) {
-    callback(Strophe, $build, $msg, $iq, $pres);
-}
-
-/** Class: Strophe.SASLMechanism
- *
- *  encapsulates SASL authentication mechanisms.
- *
- *  User code may override the priority for each mechanism or disable it completely.
- *  See <priority> for information about changing priority and <test> for informatian on
- *  how to disable a mechanism.
- *
- *  By default, all mechanisms are enabled and the priorities are
- *
- *  SCRAM-SHA1 - 40
- *  DIGEST-MD5 - 30
- *  Plain - 20
- */
-
-/**
- * PrivateConstructor: Strophe.SASLMechanism
- * SASL auth mechanism abstraction.
- *
- *  Parameters:
- *    (String) name - SASL Mechanism name.
- *    (Boolean) isClientFirst - If client should send response first without challenge.
- *    (Number) priority - Priority.
- *
- *  Returns:
- *    A new Strophe.SASLMechanism object.
- */
-Strophe.SASLMechanism = function(name, isClientFirst, priority) {
-  /** PrivateVariable: name
-   *  Mechanism name.
-   */
-  this.name = name;
-  /** PrivateVariable: isClientFirst
-   *  If client sends response without initial server challenge.
-   */
-  this.isClientFirst = isClientFirst;
-  /** Variable: priority
-   *  Determines which <SASLMechanism> is chosen for authentication (Higher is better).
-   *  Users may override this to prioritize mechanisms differently.
-   *
-   *  In the default configuration the priorities are
-   *
-   *  SCRAM-SHA1 - 40
-   *  DIGEST-MD5 - 30
-   *  Plain - 20
-   *
-   *  Example: (This will cause Strophe to choose the mechanism that the server sent first)
-   *
-   *  > Strophe.SASLMD5.priority = Strophe.SASLSHA1.priority;
-   *
-   *  See <SASL mechanisms> for a list of available mechanisms.
-   *
-   */
-  this.priority = priority;
-};
-
-Strophe.SASLMechanism.prototype = {
-  /**
-   *  Function: test
-   *  Checks if mechanism able to run.
-   *  To disable a mechanism, make this return false;
-   *
-   *  To disable plain authentication run
-   *  > Strophe.SASLPlain.test = function() {
-   *  >   return false;
-   *  > }
-   *
-   *  See <SASL mechanisms> for a list of available mechanisms.
-   *
-   *  Parameters:
-   *    (Strophe.Connection) connection - Target Connection.
-   *
-   *  Returns:
-   *    (Boolean) If mechanism was able to run.
-   */
-  /* jshint unused:false */
-  test: function(connection) {
-    return true;
-  },
-  /* jshint unused:true */
-
-  /** PrivateFunction: onStart
-   *  Called before starting mechanism on some connection.
-   *
-   *  Parameters:
-   *    (Strophe.Connection) connection - Target Connection.
-   */
-  onStart: function(connection)
-  {
-    this._connection = connection;
-  },
-
-  /** PrivateFunction: onChallenge
-   *  Called by protocol implementation on incoming challenge. If client is
-   *  first (isClientFirst == true) challenge will be null on the first call.
-   *
-   *  Parameters:
-   *    (Strophe.Connection) connection - Target Connection.
-   *    (String) challenge - current challenge to handle.
-   *
-   *  Returns:
-   *    (String) Mechanism response.
-   */
-  /* jshint unused:false */
-  onChallenge: function(connection, challenge) {
-    throw new Error("You should implement challenge handling!");
-  },
-  /* jshint unused:true */
-
-  /** PrivateFunction: onFailure
-   *  Protocol informs mechanism implementation about SASL failure.
-   */
-  onFailure: function() {
-    this._connection = null;
-  },
-
-  /** PrivateFunction: onSuccess
-   *  Protocol informs mechanism implementation about SASL success.
-   */
-  onSuccess: function() {
-    this._connection = null;
-  }
-};
-
-  /** Constants: SASL mechanisms
-   *  Available authentication mechanisms
-   *
-   *  Strophe.SASLAnonymous - SASL Anonymous authentication.
-   *  Strophe.SASLPlain - SASL Plain authentication.
-   *  Strophe.SASLMD5 - SASL Digest-MD5 authentication
-   *  Strophe.SASLSHA1 - SASL SCRAM-SHA1 authentication
-   */
-
-// Building SASL callbacks
-
-/** PrivateConstructor: SASLAnonymous
- *  SASL Anonymous authentication.
- */
-Strophe.SASLAnonymous = function() {};
-
-Strophe.SASLAnonymous.prototype = new Strophe.SASLMechanism("ANONYMOUS", false, 10);
-
-Strophe.SASLAnonymous.test = function(connection) {
-  return connection.authcid === null;
-};
-
-Strophe.Connection.prototype.mechanisms[Strophe.SASLAnonymous.prototype.name] = Strophe.SASLAnonymous;
-
-/** PrivateConstructor: SASLPlain
- *  SASL Plain authentication.
- */
-Strophe.SASLPlain = function() {};
-
-Strophe.SASLPlain.prototype = new Strophe.SASLMechanism("PLAIN", true, 20);
-
-Strophe.SASLPlain.test = function(connection) {
-  return connection.authcid !== null;
-};
-
-Strophe.SASLPlain.prototype.onChallenge = function(connection) {
-  var auth_str = connection.authzid;
-  auth_str = auth_str + "\u0000";
-  auth_str = auth_str + connection.authcid;
-  auth_str = auth_str + "\u0000";
-  auth_str = auth_str + connection.pass;
-  return auth_str;
-};
-
-Strophe.Connection.prototype.mechanisms[Strophe.SASLPlain.prototype.name] = Strophe.SASLPlain;
-
-/** PrivateConstructor: SASLSHA1
- *  SASL SCRAM SHA 1 authentication.
- */
-Strophe.SASLSHA1 = function() {};
-
-/* TEST:
- * This is a simple example of a SCRAM-SHA-1 authentication exchange
- * when the client doesn't support channel bindings (username 'user' and
- * password 'pencil' are used):
- *
- * C: n,,n=user,r=fyko+d2lbbFgONRv9qkxdawL
- * S: r=fyko+d2lbbFgONRv9qkxdawL3rfcNHYJY1ZVvWVs7j,s=QSXCR+Q6sek8bf92,
- * i=4096
- * C: c=biws,r=fyko+d2lbbFgONRv9qkxdawL3rfcNHYJY1ZVvWVs7j,
- * p=v0X8v3Bz2T0CJGbJQyF0X+HI4Ts=
- * S: v=rmF9pqV8S7suAoZWja4dJRkFsKQ=
- *
- */
-
-Strophe.SASLSHA1.prototype = new Strophe.SASLMechanism("SCRAM-SHA-1", true, 40);
-
-Strophe.SASLSHA1.test = function(connection) {
-  return connection.authcid !== null;
-};
-
-Strophe.SASLSHA1.prototype.onChallenge = function(connection, challenge, test_cnonce) {
-  var cnonce = test_cnonce || MD5.hexdigest(Math.random() * 1234567890);
-
-  var auth_str = "n=" + connection.authcid;
-  auth_str += ",r=";
-  auth_str += cnonce;
-
-  connection._sasl_data.cnonce = cnonce;
-  connection._sasl_data["client-first-message-bare"] = auth_str;
-
-  auth_str = "n,," + auth_str;
-
-  this.onChallenge = function (connection, challenge)
-  {
-    var nonce, salt, iter, Hi, U, U_old, i, k;
-    var clientKey, serverKey, clientSignature;
-    var responseText = "c=biws,";
-    var authMessage = connection._sasl_data["client-first-message-bare"] + "," +
-      challenge + ",";
-    var cnonce = connection._sasl_data.cnonce;
-    var attribMatch = /([a-z]+)=([^,]+)(,|$)/;
-
-    while (challenge.match(attribMatch)) {
-      var matches = challenge.match(attribMatch);
-      challenge = challenge.replace(matches[0], "");
-      switch (matches[1]) {
-      case "r":
-        nonce = matches[2];
-        break;
-      case "s":
-        salt = matches[2];
-        break;
-      case "i":
-        iter = matches[2];
-        break;
-      }
-    }
-
-    if (nonce.substr(0, cnonce.length) !== cnonce) {
-      connection._sasl_data = {};
-      return connection._sasl_failure_cb();
-    }
-
-    responseText += "r=" + nonce;
-    authMessage += responseText;
-
-    salt = Base64.decode(salt);
-    salt += "\x00\x00\x00\x01";
-
-    Hi = U_old = core_hmac_sha1(connection.pass, salt);
-    for (i = 1; i < iter; i++) {
-      U = core_hmac_sha1(connection.pass, binb2str(U_old));
-      for (k = 0; k < 5; k++) {
-        Hi[k] ^= U[k];
-      }
-      U_old = U;
-    }
-    Hi = binb2str(Hi);
-
-    clientKey = core_hmac_sha1(Hi, "Client Key");
-    serverKey = str_hmac_sha1(Hi, "Server Key");
-    clientSignature = core_hmac_sha1(str_sha1(binb2str(clientKey)), authMessage);
-    connection._sasl_data["server-signature"] = b64_hmac_sha1(serverKey, authMessage);
-
-    for (k = 0; k < 5; k++) {
-      clientKey[k] ^= clientSignature[k];
-    }
-
-    responseText += ",p=" + Base64.encode(binb2str(clientKey));
-
-    return responseText;
-  }.bind(this);
-
-  return auth_str;
-};
-
-Strophe.Connection.prototype.mechanisms[Strophe.SASLSHA1.prototype.name] = Strophe.SASLSHA1;
-
-/** PrivateConstructor: SASLMD5
- *  SASL DIGEST MD5 authentication.
- */
-Strophe.SASLMD5 = function() {};
-
-Strophe.SASLMD5.prototype = new Strophe.SASLMechanism("DIGEST-MD5", false, 30);
-
-Strophe.SASLMD5.test = function(connection) {
-  return connection.authcid !== null;
-};
-
-/** PrivateFunction: _quote
- *  _Private_ utility function to backslash escape and quote strings.
- *
- *  Parameters:
- *    (String) str - The string to be quoted.
- *
- *  Returns:
- *    quoted string
- */
-Strophe.SASLMD5.prototype._quote = function (str)
-  {
-    return '"' + str.replace(/\\/g, "\\\\").replace(/"/g, '\\"') + '"';
-    //" end string workaround for emacs
-  };
-
-
-Strophe.SASLMD5.prototype.onChallenge = function(connection, challenge, test_cnonce) {
-  var attribMatch = /([a-z]+)=("[^"]+"|[^,"]+)(?:,|$)/;
-  var cnonce = test_cnonce || MD5.hexdigest("" + (Math.random() * 1234567890));
-  var realm = "";
-  var host = null;
-  var nonce = "";
-  var qop = "";
-  var matches;
-
-  while (challenge.match(attribMatch)) {
-    matches = challenge.match(attribMatch);
-    challenge = challenge.replace(matches[0], "");
-    matches[2] = matches[2].replace(/^"(.+)"$/, "$1");
-    switch (matches[1]) {
-    case "realm":
-      realm = matches[2];
-      break;
-    case "nonce":
-      nonce = matches[2];
-      break;
-    case "qop":
-      qop = matches[2];
-      break;
-    case "host":
-      host = matches[2];
-      break;
-    }
-  }
-
-  var digest_uri = connection.servtype + "/" + connection.domain;
-  if (host !== null) {
-    digest_uri = digest_uri + "/" + host;
-  }
-
-  var A1 = MD5.hash(connection.authcid +
-                    ":" + realm + ":" + this._connection.pass) +
-    ":" + nonce + ":" + cnonce;
-  var A2 = 'AUTHENTICATE:' + digest_uri;
-
-  var responseText = "";
-  responseText += 'charset=utf-8,';
-  responseText += 'username=' +
-    this._quote(connection.authcid) + ',';
-  responseText += 'realm=' + this._quote(realm) + ',';
-  responseText += 'nonce=' + this._quote(nonce) + ',';
-  responseText += 'nc=00000001,';
-  responseText += 'cnonce=' + this._quote(cnonce) + ',';
-  responseText += 'digest-uri=' + this._quote(digest_uri) + ',';
-  responseText += 'response=' + MD5.hexdigest(MD5.hexdigest(A1) + ":" +
-                                              nonce + ":00000001:" +
-                                              cnonce + ":auth:" +
-                                              MD5.hexdigest(A2)) + ",";
-  responseText += 'qop=auth';
-
-  this.onChallenge = function ()
-  {
-    return "";
-  }.bind(this);
-
-  return responseText;
-};
-
-Strophe.Connection.prototype.mechanisms[Strophe.SASLMD5.prototype.name] = Strophe.SASLMD5;
-
-})(function () {
-    window.Strophe = arguments[0];
-    window.$build = arguments[1];
-    window.$msg = arguments[2];
-    window.$iq = arguments[3];
-    window.$pres = arguments[4];
-});
-
-/*
-    This program is distributed under the terms of the MIT license.
-    Please see the LICENSE file for details.
-
-    Copyright 2006-2008, OGG, LLC
-*/
-
-/* jshint undef: true, unused: true:, noarg: true, latedef: true */
-/*global window, setTimeout, clearTimeout,
-    XMLHttpRequest, ActiveXObject,
-    Strophe, $build */
-
-
-/** PrivateClass: Strophe.Request
- *  _Private_ helper class that provides a cross implementation abstraction
- *  for a BOSH related XMLHttpRequest.
- *
- *  The Strophe.Request class is used internally to encapsulate BOSH request
- *  information.  It is not meant to be used from user's code.
- */
-
-/** PrivateConstructor: Strophe.Request
- *  Create and initialize a new Strophe.Request object.
- *
- *  Parameters:
- *    (XMLElement) elem - The XML data to be sent in the request.
- *    (Function) func - The function that will be called when the
- *      XMLHttpRequest readyState changes.
- *    (Integer) rid - The BOSH rid attribute associated with this request.
- *    (Integer) sends - The number of times this same request has been
- *      sent.
- */
-Strophe.Request = function (elem, func, rid, sends)
-{
-    this.id = ++Strophe._requestId;
-    this.xmlData = elem;
-    this.data = Strophe.serialize(elem);
-    // save original function in case we need to make a new request
-    // from this one.
-    this.origFunc = func;
-    this.func = func;
-    this.rid = rid;
-    this.date = NaN;
-    this.sends = sends || 0;
-    this.abort = false;
-    this.dead = null;
-
-    this.age = function () {
-        if (!this.date) { return 0; }
-        var now = new Date();
-        return (now - this.date) / 1000;
-    };
-    this.timeDead = function () {
-        if (!this.dead) { return 0; }
-        var now = new Date();
-        return (now - this.dead) / 1000;
-    };
-    this.xhr = this._newXHR();
-};
-
-Strophe.Request.prototype = {
-    /** PrivateFunction: getResponse
-     *  Get a response from the underlying XMLHttpRequest.
-     *
-     *  This function attempts to get a response from the request and checks
-     *  for errors.
-     *
-     *  Throws:
-     *    "parsererror" - A parser error occured.
-     *
-     *  Returns:
-     *    The DOM element tree of the response.
-     */
-    getResponse: function ()
-    {
-        var node = null;
-        if (this.xhr.responseXML && this.xhr.responseXML.documentElement) {
-            node = this.xhr.responseXML.documentElement;
-            if (node.tagName == "parsererror") {
-                Strophe.error("invalid response received");
-                Strophe.error("responseText: " + this.xhr.responseText);
-                Strophe.error("responseXML: " +
-                              Strophe.serialize(this.xhr.responseXML));
-                throw "parsererror";
-            }
-        } else if (this.xhr.responseText) {
-            Strophe.error("invalid response received");
-            Strophe.error("responseText: " + this.xhr.responseText);
-            Strophe.error("responseXML: " +
-                          Strophe.serialize(this.xhr.responseXML));
-        }
-
-        return node;
-    },
-
-    /** PrivateFunction: _newXHR
-     *  _Private_ helper function to create XMLHttpRequests.
-     *
-     *  This function creates XMLHttpRequests across all implementations.
-     *
-     *  Returns:
-     *    A new XMLHttpRequest.
-     */
-    _newXHR: function ()
-    {
-        var xhr = null;
-        if (window.XMLHttpRequest) {
-            xhr = new XMLHttpRequest();
-            if (xhr.overrideMimeType) {
-                xhr.overrideMimeType("text/xml");
-            }
-        } else if (window.ActiveXObject) {
-            xhr = new ActiveXObject("Microsoft.XMLHTTP");
-        }
-
-        // use Function.bind() to prepend ourselves as an argument
-        xhr.onreadystatechange = this.func.bind(null, this);
-
-        return xhr;
-    }
-};
-
-/** Class: Strophe.Bosh
- *  _Private_ helper class that handles BOSH Connections
- *
- *  The Strophe.Bosh class is used internally by Strophe.Connection
- *  to encapsulate BOSH sessions. It is not meant to be used from user's code.
- */
-
-/** File: bosh.js
- *  A JavaScript library to enable BOSH in Strophejs.
- *
- *  this library uses Bidirectional-streams Over Synchronous HTTP (BOSH)
- *  to emulate a persistent, stateful, two-way connection to an XMPP server.
- *  More information on BOSH can be found in XEP 124.
- */
-
-/** PrivateConstructor: Strophe.Bosh
- *  Create and initialize a Strophe.Bosh object.
- *
- *  Parameters:
- *    (Strophe.Connection) connection - The Strophe.Connection that will use BOSH.
- *
- *  Returns:
- *    A new Strophe.Bosh object.
- */
-Strophe.Bosh = function(connection) {
-    this._conn = connection;
-    /* request id for body tags */
-    this.rid = Math.floor(Math.random() * 4294967295);
-    /* The current session ID. */
-    this.sid = null;
-
-    // default BOSH values
-    this.hold = 1;
-    this.wait = 60;
-    this.window = 5;
-
-    this._requests = [];
-};
-
-Strophe.Bosh.prototype = {
-    /** Variable: strip
-     *
-     *  BOSH-Connections will have all stanzas wrapped in a <body> tag when
-     *  passed to <Strophe.Connection.xmlInput> or <Strophe.Connection.xmlOutput>.
-     *  To strip this tag, User code can set <Strophe.Bosh.strip> to "body":
-     *
-     *  > Strophe.Bosh.prototype.strip = "body";
-     *
-     *  This will enable stripping of the body tag in both
-     *  <Strophe.Connection.xmlInput> and <Strophe.Connection.xmlOutput>.
-     */
-    strip: null,
-
-    /** PrivateFunction: _buildBody
-     *  _Private_ helper function to generate the <body/> wrapper for BOSH.
-     *
-     *  Returns:
-     *    A Strophe.Builder with a <body/> element.
-     */
-    _buildBody: function ()
-    {
-        var bodyWrap = $build('body', {
-            rid: this.rid++,
-            xmlns: Strophe.NS.HTTPBIND
-        });
-
-        if (this.sid !== null) {
-            bodyWrap.attrs({sid: this.sid});
-        }
-
-        return bodyWrap;
-    },
-
-    /** PrivateFunction: _reset
-     *  Reset the connection.
-     *
-     *  This function is called by the reset function of the Strophe Connection
-     */
-    _reset: function ()
-    {
-        this.rid = Math.floor(Math.random() * 4294967295);
-        this.sid = null;
-        
-        jQuery(document).trigger('ridChange', {rid: this.rid});
-    },
-
-    /** PrivateFunction: _connect
-     *  _Private_ function that initializes the BOSH connection.
-     *
-     *  Creates and sends the Request that initializes the BOSH connection.
-     */
-    _connect: function (wait, hold, route)
-    {
-        this.wait = wait || this.wait;
-        this.hold = hold || this.hold;
-
-        // build the body tag
-        var body = this._buildBody().attrs({
-            to: this._conn.domain,
-            "xml:lang": "en",
-            wait: this.wait,
-            hold: this.hold,
-            content: "text/xml; charset=utf-8",
-            ver: "1.6",
-            "xmpp:version": "1.0",
-            "xmlns:xmpp": Strophe.NS.BOSH
-        });
-
-        if(route){
-            body.attrs({
-                route: route
-            });
-        }
-
-        var _connect_cb = this._conn._connect_cb;
-
-        this._requests.push(
-            new Strophe.Request(body.tree(),
-                                this._onRequestStateChange.bind(
-                                    this, _connect_cb.bind(this._conn)),
-                                body.tree().getAttribute("rid")));
-        this._throttledRequestHandler();
-    },
-
-    /** PrivateFunction: _attach
-     *  Attach to an already created and authenticated BOSH session.
-     *
-     *  This function is provided to allow Strophe to attach to BOSH
-     *  sessions which have been created externally, perhaps by a Web
-     *  application.  This is often used to support auto-login type features
-     *  without putting user credentials into the page.
-     *
-     *  Parameters:
-     *    (String) jid - The full JID that is bound by the session.
-     *    (String) sid - The SID of the BOSH session.
-     *    (String) rid - The current RID of the BOSH session.  This RID
-     *      will be used by the next request.
-     *    (Function) callback The connect callback function.
-     *    (Integer) wait - The optional HTTPBIND wait value.  This is the
-     *      time the server will wait before returning an empty result for
-     *      a request.  The default setting of 60 seconds is recommended.
-     *      Other settings will require tweaks to the Strophe.TIMEOUT value.
-     *    (Integer) hold - The optional HTTPBIND hold value.  This is the
-     *      number of connections the server will hold at one time.  This
-     *      should almost always be set to 1 (the default).
-     *    (Integer) wind - The optional HTTBIND window value.  This is the
-     *      allowed range of request ids that are valid.  The default is 5.
-     */
-    _attach: function (jid, sid, rid, callback, wait, hold, wind)
-    {
-        this._conn.jid = jid;
-        this.sid = sid;
-        this.rid = rid;
-
-        this._conn.connect_callback = callback;
-
-        this._conn.domain = Strophe.getDomainFromJid(this._conn.jid);
-
-        this._conn.authenticated = true;
-        this._conn.connected = true;
-
-        this.wait = wait || this.wait;
-        this.hold = hold || this.hold;
-        this.window = wind || this.window;
-
-        this._conn._changeConnectStatus(Strophe.Status.ATTACHED, null);
-    },
-
-    /** PrivateFunction: _connect_cb
-     *  _Private_ handler for initial connection request.
-     *
-     *  This handler is used to process the Bosh-part of the initial request.
-     *  Parameters:
-     *    (Strophe.Request) bodyWrap - The received stanza.
-     */
-    _connect_cb: function (bodyWrap)
-    {
-        var typ = bodyWrap.getAttribute("type");
-        var cond, conflict;
-        if (typ !== null && typ == "terminate") {
-            // an error occurred
-            Strophe.error("BOSH-Connection failed: " + cond);
-            cond = bodyWrap.getAttribute("condition");
-            conflict = bodyWrap.getElementsByTagName("conflict");
-            if (cond !== null) {
-                if (cond == "remote-stream-error" && conflict.length > 0) {
-                    cond = "conflict";
-                }
-                this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, cond);
-            } else {
-                this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, "unknown");
-            }
-            this._conn._doDisconnect();
-            return Strophe.Status.CONNFAIL;
-        }
-
-        // check to make sure we don't overwrite these if _connect_cb is
-        // called multiple times in the case of missing stream:features
-        if (!this.sid) {
-            this.sid = bodyWrap.getAttribute("sid");
-        }
-        var wind = bodyWrap.getAttribute('requests');
-        if (wind) { this.window = parseInt(wind, 10); }
-        var hold = bodyWrap.getAttribute('hold');
-        if (hold) { this.hold = parseInt(hold, 10); }
-        var wait = bodyWrap.getAttribute('wait');
-        if (wait) { this.wait = parseInt(wait, 10); }
-    },
-
-    /** PrivateFunction: _disconnect
-     *  _Private_ part of Connection.disconnect for Bosh
-     *
-     *  Parameters:
-     *    (Request) pres - This stanza will be sent before disconnecting.
-     */
-    _disconnect: function (pres)
-    {
-        this._sendTerminate(pres);
-    },
-
-    /** PrivateFunction: _doDisconnect
-     *  _Private_ function to disconnect.
-     *
-     *  Resets the SID and RID.
-     */
-    _doDisconnect: function ()
-    {
-        this.sid = null;
-        this.rid = Math.floor(Math.random() * 4294967295);
-        
-        jQuery(document).trigger('ridChange', {rid: this.rid});
-    },
-
-    /** PrivateFunction: _emptyQueue
-     * _Private_ function to check if the Request queue is empty.
-     *
-     *  Returns:
-     *    True, if there are no Requests queued, False otherwise.
-     */
-    _emptyQueue: function ()
-    {
-        return this._requests.length === 0;
-    },
-
-    /** PrivateFunction: _hitError
-     *  _Private_ function to handle the error count.
-     *
-     *  Requests are resent automatically until their error count reaches
-     *  5.  Each time an error is encountered, this function is called to
-     *  increment the count and disconnect if the count is too high.
-     *
-     *  Parameters:
-     *    (Integer) reqStatus - The request status.
-     */
-    _hitError: function (reqStatus)
-    {
-        this.errors++;
-        Strophe.warn("request errored, status: " + reqStatus +
-                     ", number of errors: " + this.errors);
-        if (this.errors > 4) {
-            this._onDisconnectTimeout();
-        }
-    },
-
-    /** PrivateFunction: _no_auth_received
-     *
-     * Called on stream start/restart when no stream:features
-     * has been received and sends a blank poll request.
-     */
-    _no_auth_received: function (_callback)
-    {
-        if (_callback) {
-            _callback = _callback.bind(this._conn);
-        } else {
-            _callback = this._conn._connect_cb.bind(this._conn);
-        }
-        var body = this._buildBody();
-        this._requests.push(
-                new Strophe.Request(body.tree(),
-                    this._onRequestStateChange.bind(
-                        this, _callback.bind(this._conn)),
-                    body.tree().getAttribute("rid")));
-        this._throttledRequestHandler();
-    },
-
-    /** PrivateFunction: _onDisconnectTimeout
-     *  _Private_ timeout handler for handling non-graceful disconnection.
-     *
-     *  Cancels all remaining Requests and clears the queue.
-     */
-    _onDisconnectTimeout: function ()
-    {
-        var req;
-        while (this._requests.length > 0) {
-            req = this._requests.pop();
-            req.abort = true;
-            req.xhr.abort();
-            // jslint complains, but this is fine. setting to empty func
-            // is necessary for IE6
-            req.xhr.onreadystatechange = function () {}; // jshint ignore:line
-        }
-    },
-
-    /** PrivateFunction: _onIdle
-     *  _Private_ handler called by Strophe.Connection._onIdle
-     *
-     *  Sends all queued Requests or polls with empty Request if there are none.
-     */
-    _onIdle: function () {
-        var data = this._conn._data;
-
-        // if no requests are in progress, poll
-        if (this._conn.authenticated && this._requests.length === 0 &&
-            data.length === 0 && !this._conn.disconnecting) {
-            Strophe.info("no requests during idle cycle, sending " +
-                         "blank request");
-            data.push(null);
-        }
-
-        if (this._requests.length < 2 && data.length > 0 &&
-            !this._conn.paused) {
-            var body = this._buildBody();
-            for (var i = 0; i < data.length; i++) {
-                if (data[i] !== null) {
-                    if (data[i] === "restart") {
-                        body.attrs({
-                            to: this._conn.domain,
-                            "xml:lang": "en",
-                            "xmpp:restart": "true",
-                            "xmlns:xmpp": Strophe.NS.BOSH
-                        });
-                    } else {
-                        body.cnode(data[i]).up();
-                    }
-                }
-            }
-            delete this._conn._data;
-            this._conn._data = [];
-            this._requests.push(
-                new Strophe.Request(body.tree(),
-                                    this._onRequestStateChange.bind(
-                                        this, this._conn._dataRecv.bind(this._conn)),
-                                    body.tree().getAttribute("rid")));
-            this._processRequest(this._requests.length - 1);
-        }
-
-        if (this._requests.length > 0) {
-            var time_elapsed = this._requests[0].age();
-            if (this._requests[0].dead !== null) {
-                if (this._requests[0].timeDead() >
-                    Math.floor(Strophe.SECONDARY_TIMEOUT * this.wait)) {
-                    this._throttledRequestHandler();
-                }
-            }
-
-            if (time_elapsed > Math.floor(Strophe.TIMEOUT * this.wait)) {
-                Strophe.warn("Request " +
-                             this._requests[0].id +
-                             " timed out, over " + Math.floor(Strophe.TIMEOUT * this.wait) +
-                             " seconds since last activity");
-                this._throttledRequestHandler();
-            }
-        }
-    },
-
-    /** PrivateFunction: _onRequestStateChange
-     *  _Private_ handler for Strophe.Request state changes.
-     *
-     *  This function is called when the XMLHttpRequest readyState changes.
-     *  It contains a lot of error handling logic for the many ways that
-     *  requests can fail, and calls the request callback when requests
-     *  succeed.
-     *
-     *  Parameters:
-     *    (Function) func - The handler for the request.
-     *    (Strophe.Request) req - The request that is changing readyState.
-     */
-    _onRequestStateChange: function (func, req)
-    {
-        Strophe.debug("request id " + req.id +
-                      "." + req.sends + " state changed to " +
-                      req.xhr.readyState);
-
-        if (req.abort) {
-            req.abort = false;
-            return;
-        }
-
-        if(req.xhr.readyState == 2){ 
-           jQuery(document).trigger('ridChange', {rid: Number(req.rid)+1});
-        }
-        
-        // request complete
-        var reqStatus;
-        if (req.xhr.readyState == 4) {
-            reqStatus = 0;
-            try {
-                reqStatus = req.xhr.status;
-            } catch (e) {
-                // ignore errors from undefined status attribute.  works
-                // around a browser bug
-            }
-
-            if (typeof(reqStatus) == "undefined") {
-                reqStatus = 0;
-            }
-
-            if (this.disconnecting) {
-                if (reqStatus >= 400) {
-                    this._hitError(reqStatus);
-                    return;
-                }
-            }
-
-            var reqIs0 = (this._requests[0] == req);
-            var reqIs1 = (this._requests[1] == req);
-
-            if ((reqStatus > 0 && reqStatus < 500) || req.sends > 5) {
-                // remove from internal queue
-                this._removeRequest(req);
-                Strophe.debug("request id " +
-                              req.id +
-                              " should now be removed");
-            }
-
-            // request succeeded
-            if (reqStatus == 200) {
-                // if request 1 finished, or request 0 finished and request
-                // 1 is over Strophe.SECONDARY_TIMEOUT seconds old, we need to
-                // restart the other - both will be in the first spot, as the
-                // completed request has been removed from the queue already
-                if (reqIs1 ||
-                    (reqIs0 && this._requests.length > 0 &&
-                     this._requests[0].age() > Math.floor(Strophe.SECONDARY_TIMEOUT * this.wait))) {
-                    this._restartRequest(0);
-                }
-                // call handler
-                Strophe.debug("request id " +
-                              req.id + "." +
-                              req.sends + " got 200");
-                func(req);
-                this.errors = 0;
-            } else {
-                Strophe.error("request id " +
-                              req.id + "." +
-                              req.sends + " error " + reqStatus +
-                              " happened");
-                if (reqStatus === 0 ||
-                    (reqStatus >= 400 && reqStatus < 600) ||
-                    reqStatus >= 12000) {
-                    this._hitError(reqStatus);
-                    if (reqStatus >= 400 && reqStatus < 500) {
-                        this._conn._changeConnectStatus(Strophe.Status.DISCONNECTING,
-                                                  null);
-                        this._conn._doDisconnect();
-                    }
-                }
-            }
-
-            if (!((reqStatus > 0 && reqStatus < 500) ||
-                  req.sends > 5)) {
-                this._throttledRequestHandler();
-            }
-        }
-    },
-
-    /** PrivateFunction: _processRequest
-     *  _Private_ function to process a request in the queue.
-     *
-     *  This function takes requests off the queue and sends them and
-     *  restarts dead requests.
-     *
-     *  Parameters:
-     *    (Integer) i - The index of the request in the queue.
-     */
-    _processRequest: function (i)
-    {
-        var self = this;
-        var req = this._requests[i];
-        var reqStatus = -1;
-
-        try {
-            if (req.xhr.readyState == 4) {
-                reqStatus = req.xhr.status;
-            }
-        } catch (e) {
-            Strophe.error("caught an error in _requests[" + i +
-                          "], reqStatus: " + reqStatus);
-        }
-
-        if (typeof(reqStatus) == "undefined") {
-            reqStatus = -1;
-        }
-
-        // make sure we limit the number of retries
-        if (req.sends > this.maxRetries) {
-            this._onDisconnectTimeout();
-            return;
-        }
-
-        var time_elapsed = req.age();
-        var primaryTimeout = (!isNaN(time_elapsed) &&
-                              time_elapsed > Math.floor(Strophe.TIMEOUT * this.wait));
-        var secondaryTimeout = (req.dead !== null &&
-                                req.timeDead() > Math.floor(Strophe.SECONDARY_TIMEOUT * this.wait));
-        var requestCompletedWithServerError = (req.xhr.readyState == 4 &&
-                                               (reqStatus < 1 ||
-                                                reqStatus >= 500));
-        if (primaryTimeout || secondaryTimeout ||
-            requestCompletedWithServerError) {
-            if (secondaryTimeout) {
-                Strophe.error("Request " +
-                              this._requests[i].id +
-                              " timed out (secondary), restarting");
-            }
-            req.abort = true;
-            req.xhr.abort();
-            // setting to null fails on IE6, so set to empty function
-            req.xhr.onreadystatechange = function () {};
-            this._requests[i] = new Strophe.Request(req.xmlData,
-                                                    req.origFunc,
-                                                    req.rid,
-                                                    req.sends);
-            req = this._requests[i];
-        }
-
-        if (req.xhr.readyState === 0) {
-            Strophe.debug("request id " + req.id +
-                          "." + req.sends + " posting");
-
-            try {
-                req.xhr.open("POST", this._conn.service, this._conn.options.sync ? false : true);
-            } catch (e2) {
-                Strophe.error("XHR open failed.");
-                if (!this._conn.connected) {
-                    this._conn._changeConnectStatus(Strophe.Status.CONNFAIL,
-                                              "bad-service");
-                }
-                this._conn.disconnect();
-                return;
-            }
-
-            // Fires the XHR request -- may be invoked immediately
-            // or on a gradually expanding retry window for reconnects
-            var sendFunc = function () {
-                req.date = new Date();
-                if (self._conn.options.customHeaders){
-                    var headers = self._conn.options.customHeaders;
-                    for (var header in headers) {
-                        if (headers.hasOwnProperty(header)) {
-                            req.xhr.setRequestHeader(header, headers[header]);
-                        }
-                    }
-                }
-                req.xhr.send(req.data);
-            };
-
-            // Implement progressive backoff for reconnects --
-            // First retry (send == 1) should also be instantaneous
-            if (req.sends > 1) {
-                // Using a cube of the retry number creates a nicely
-                // expanding retry window
-                var backoff = Math.min(Math.floor(Strophe.TIMEOUT * this.wait),
-                                       Math.pow(req.sends, 3)) * 1000;
-                setTimeout(sendFunc, backoff);
-            } else {
-                sendFunc();
-            }
-
-            req.sends++;
-
-            if (this._conn.xmlOutput !== Strophe.Connection.prototype.xmlOutput) {
-                if (req.xmlData.nodeName === this.strip && req.xmlData.childNodes.length) {
-                    this._conn.xmlOutput(req.xmlData.childNodes[0]);
-                } else {
-                    this._conn.xmlOutput(req.xmlData);
-                }
-            }
-            if (this._conn.rawOutput !== Strophe.Connection.prototype.rawOutput) {
-                this._conn.rawOutput(req.data);
-            }
-        } else {
-            Strophe.debug("_processRequest: " +
-                          (i === 0 ? "first" : "second") +
-                          " request has readyState of " +
-                          req.xhr.readyState);
-        }
-    },
-
-    /** PrivateFunction: _removeRequest
-     *  _Private_ function to remove a request from the queue.
-     *
-     *  Parameters:
-     *    (Strophe.Request) req - The request to remove.
-     */
-    _removeRequest: function (req)
-    {
-        Strophe.debug("removing request");
-
-        var i;
-        for (i = this._requests.length - 1; i >= 0; i--) {
-            if (req == this._requests[i]) {
-                this._requests.splice(i, 1);
-            }
-        }
-
-        // IE6 fails on setting to null, so set to empty function
-        req.xhr.onreadystatechange = function () {};
-
-        this._throttledRequestHandler();
-    },
-
-    /** PrivateFunction: _restartRequest
-     *  _Private_ function to restart a request that is presumed dead.
-     *
-     *  Parameters:
-     *    (Integer) i - The index of the request in the queue.
-     */
-    _restartRequest: function (i)
-    {
-        var req = this._requests[i];
-        if (req.dead === null) {
-            req.dead = new Date();
-        }
-
-        this._processRequest(i);
-    },
-
-    /** PrivateFunction: _reqToData
-     * _Private_ function to get a stanza out of a request.
-     *
-     * Tries to extract a stanza out of a Request Object.
-     * When this fails the current connection will be disconnected.
-     *
-     *  Parameters:
-     *    (Object) req - The Request.
-     *
-     *  Returns:
-     *    The stanza that was passed.
-     */
-    _reqToData: function (req)
-    {
-        try {
-            return req.getResponse();
-        } catch (e) {
-            if (e != "parsererror") { throw e; }
-            this._conn.disconnect("strophe-parsererror");
-        }
-    },
-
-    /** PrivateFunction: _sendTerminate
-     *  _Private_ function to send initial disconnect sequence.
-     *
-     *  This is the first step in a graceful disconnect.  It sends
-     *  the BOSH server a terminate body and includes an unavailable
-     *  presence if authentication has completed.
-     */
-    _sendTerminate: function (pres)
-    {
-        Strophe.info("_sendTerminate was called");
-        var body = this._buildBody().attrs({type: "terminate"});
-
-        if (pres) {
-            body.cnode(pres.tree());
-        }
-
-        var req = new Strophe.Request(body.tree(),
-                                      this._onRequestStateChange.bind(
-                                          this, this._conn._dataRecv.bind(this._conn)),
-                                      body.tree().getAttribute("rid"));
-
-        this._requests.push(req);
-        this._throttledRequestHandler();
-    },
-
-    /** PrivateFunction: _send
-     *  _Private_ part of the Connection.send function for BOSH
-     *
-     * Just triggers the RequestHandler to send the messages that are in the queue
-     */
-    _send: function () {
-        clearTimeout(this._conn._idleTimeout);
-        this._throttledRequestHandler();
-        this._conn._idleTimeout = setTimeout(this._conn._onIdle.bind(this._conn), 100);
-    },
-
-    /** PrivateFunction: _sendRestart
-     *
-     *  Send an xmpp:restart stanza.
-     */
-    _sendRestart: function ()
-    {
-        this._throttledRequestHandler();
-        clearTimeout(this._conn._idleTimeout);
-    },
-
-    /** PrivateFunction: _throttledRequestHandler
-     *  _Private_ function to throttle requests to the connection window.
-     *
-     *  This function makes sure we don't send requests so fast that the
-     *  request ids overflow the connection window in the case that one
-     *  request died.
-     */
-    _throttledRequestHandler: function ()
-    {
-        if (!this._requests) {
-            Strophe.debug("_throttledRequestHandler called with " +
-                          "undefined requests");
-        } else {
-            Strophe.debug("_throttledRequestHandler called with " +
-                          this._requests.length + " requests");
-        }
-
-        if (!this._requests || this._requests.length === 0) {
-            return;
-        }
-
-        if (this._requests.length > 0) {
-            this._processRequest(0);
-        }
-
-        if (this._requests.length > 1 &&
-            Math.abs(this._requests[0].rid -
-                     this._requests[1].rid) < this.window) {
-            this._processRequest(1);
-        }
-    }
-};
-
-/*
-    This program is distributed under the terms of the MIT license.
-    Please see the LICENSE file for details.
-
-    Copyright 2006-2008, OGG, LLC
-*/
-
-/* jshint undef: true, unused: true:, noarg: true, latedef: true */
-/*global document, window, clearTimeout, WebSocket,
-    DOMParser, Strophe, $build */
-
-/** Class: Strophe.WebSocket
- *  _Private_ helper class that handles WebSocket Connections
- *
- *  The Strophe.WebSocket class is used internally by Strophe.Connection
- *  to encapsulate WebSocket sessions. It is not meant to be used from user's code.
- */
-
-/** File: websocket.js
- *  A JavaScript library to enable XMPP over Websocket in Strophejs.
- *
- *  This file implements XMPP over WebSockets for Strophejs.
- *  If a Connection is established with a Websocket url (ws://...)
- *  Strophe will use WebSockets.
- *  For more information on XMPP-over WebSocket see this RFC draft:
- *  http://tools.ietf.org/html/draft-ietf-xmpp-websocket-00
- *
- *  WebSocket support implemented by Andreas Guth (andreas.guth at rwth-aachen.de)
- */
-
-/** PrivateConstructor: Strophe.Websocket
- *  Create and initialize a Strophe.WebSocket object.
- *  Currently only sets the connection Object.
- *
- *  Parameters:
- *    (Strophe.Connection) connection - The Strophe.Connection that will use WebSockets.
- *
- *  Returns:
- *    A new Strophe.WebSocket object.
- */
-Strophe.Websocket = function(connection) {
-    this._conn = connection;
-    this.strip = "stream:stream";
-
-    var service = connection.service;
-    if (service.indexOf("ws:") !== 0 && service.indexOf("wss:") !== 0) {
-        // If the service is not an absolute URL, assume it is a path and put the absolute
-        // URL together from options, current URL and the path.
-        var new_service = "";
-
-        if (connection.options.protocol === "ws" && window.location.protocol !== "https:") {
-            new_service += "ws";
-        } else {
-            new_service += "wss";
-        }
-
-        new_service += "://" + window.location.host;
-
-        if (service.indexOf("/") !== 0) {
-            new_service += window.location.pathname + service;
-        } else {
-            new_service += service;
-        }
-
-        connection.service = new_service;
-    }
-};
-
-Strophe.Websocket.prototype = {
-    /** PrivateFunction: _buildStream
-     *  _Private_ helper function to generate the <stream> start tag for WebSockets
-     *
-     *  Returns:
-     *    A Strophe.Builder with a <stream> element.
-     */
-    _buildStream: function ()
-    {
-        return $build("stream:stream", {
-            "to": this._conn.domain,
-            "xmlns": Strophe.NS.CLIENT,
-            "xmlns:stream": Strophe.NS.STREAM,
-            "version": '1.0'
-        });
-    },
-
-    /** PrivateFunction: _check_streamerror
-     * _Private_ checks a message for stream:error
-     *
-     *  Parameters:
-     *    (Strophe.Request) bodyWrap - The received stanza.
-     *    connectstatus - The ConnectStatus that will be set on error.
-     *  Returns:
-     *     true if there was a streamerror, false otherwise.
-     */
-    _check_streamerror: function (bodyWrap, connectstatus) {
-        var errors = bodyWrap.getElementsByTagName("stream:error");
-        if (errors.length === 0) {
-            return false;
-        }
-        var error = errors[0];
-
-        var condition = "";
-        var text = "";
-
-        var ns = "urn:ietf:params:xml:ns:xmpp-streams";
-        for (var i = 0; i < error.childNodes.length; i++) {
-            var e = error.childNodes[i];
-            if (e.getAttribute("xmlns") !== ns) {
-                break;
-            } if (e.nodeName === "text") {
-                text = e.textContent;
-            } else {
-                condition = e.nodeName;
-            }
-        }
-
-        var errorString = "WebSocket stream error: ";
-
-        if (condition) {
-            errorString += condition;
-        } else {
-            errorString += "unknown";
-        }
-
-        if (text) {
-            errorString += " - " + condition;
-        }
-
-        Strophe.error(errorString);
-
-        // close the connection on stream_error
-        this._conn._changeConnectStatus(connectstatus, condition);
-        this._conn._doDisconnect();
-        return true;
-    },
-
-    /** PrivateFunction: _reset
-     *  Reset the connection.
-     *
-     *  This function is called by the reset function of the Strophe Connection.
-     *  Is not needed by WebSockets.
-     */
-    _reset: function ()
-    {
-        return;
-    },
-
-    /** PrivateFunction: _connect
-     *  _Private_ function called by Strophe.Connection.connect
-     *
-     *  Creates a WebSocket for a connection and assigns Callbacks to it.
-     *  Does nothing if there already is a WebSocket.
-     */
-    _connect: function () {
-        // Ensure that there is no open WebSocket from a previous Connection.
-        this._closeSocket();
-
-        // Create the new WobSocket
-        this.socket = new WebSocket(this._conn.service, "xmpp");
-        this.socket.onopen = this._onOpen.bind(this);
-        this.socket.onerror = this._onError.bind(this);
-        this.socket.onclose = this._onClose.bind(this);
-        this.socket.onmessage = this._connect_cb_wrapper.bind(this);
-    },
-
-    /** PrivateFunction: _connect_cb
-     *  _Private_ function called by Strophe.Connection._connect_cb
-     *
-     * checks for stream:error
-     *
-     *  Parameters:
-     *    (Strophe.Request) bodyWrap - The received stanza.
-     */
-    _connect_cb: function(bodyWrap) {
-        var error = this._check_streamerror(bodyWrap, Strophe.Status.CONNFAIL);
-        if (error) {
-            return Strophe.Status.CONNFAIL;
-        }
-    },
-
-    /** PrivateFunction: _handleStreamStart
-     * _Private_ function that checks the opening stream:stream tag for errors.
-     *
-     * Disconnects if there is an error and returns false, true otherwise.
-     *
-     *  Parameters:
-     *    (Node) message - Stanza containing the stream:stream.
-     */
-    _handleStreamStart: function(message) {
-        var error = false;
-        // Check for errors in the stream:stream tag
-        var ns = message.getAttribute("xmlns");
-        if (typeof ns !== "string") {
-            error = "Missing xmlns in stream:stream";
-        } else if (ns !== Strophe.NS.CLIENT) {
-            error = "Wrong xmlns in stream:stream: " + ns;
-        }
-
-        var ns_stream = message.namespaceURI;
-        if (typeof ns_stream !== "string") {
-            error = "Missing xmlns:stream in stream:stream";
-        } else if (ns_stream !== Strophe.NS.STREAM) {
-            error = "Wrong xmlns:stream in stream:stream: " + ns_stream;
-        }
-
-        var ver = message.getAttribute("version");
-        if (typeof ver !== "string") {
-            error = "Missing version in stream:stream";
-        } else if (ver !== "1.0") {
-            error = "Wrong version in stream:stream: " + ver;
-        }
-
-        if (error) {
-            this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, error);
-            this._conn._doDisconnect();
-            return false;
-        }
-
-        return true;
-    },
-
-    /** PrivateFunction: _connect_cb_wrapper
-     * _Private_ function that handles the first connection messages.
-     *
-     * On receiving an opening stream tag this callback replaces itself with the real
-     * message handler. On receiving a stream error the connection is terminated.
-     */
-    _connect_cb_wrapper: function(message) {
-        if (message.data.indexOf("<stream:stream ") === 0 || message.data.indexOf("<?xml") === 0) {
-            // Strip the XML Declaration, if there is one
-            var data = message.data.replace(/^(<\?.*?\?>\s*)*/, "");
-            if (data === '') return;
-
-            //Make the initial stream:stream selfclosing to parse it without a SAX parser.
-            data = message.data.replace(/<stream:stream (.*[^\/])>/, "<stream:stream $1/>");
-
-            var streamStart = new DOMParser().parseFromString(data, "text/xml").documentElement;
-            this._conn.xmlInput(streamStart);
-            this._conn.rawInput(message.data);
-
-            //_handleStreamSteart will check for XML errors and disconnect on error
-            if (this._handleStreamStart(streamStart)) {
-
-                //_connect_cb will check for stream:error and disconnect on error
-                this._connect_cb(streamStart);
-
-                // ensure received stream:stream is NOT selfclosing and save it for following messages
-                this.streamStart = message.data.replace(/^<stream:(.*)\/>$/, "<stream:$1>");
-            }
-        } else if (message.data === "</stream:stream>") {
-            this._conn.rawInput(message.data);
-            this._conn.xmlInput(document.createElement("stream:stream"));
-            this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, "Received closing stream");
-            this._conn._doDisconnect();
-            return;
-        } else {
-            var string = this._streamWrap(message.data);
-            var elem = new DOMParser().parseFromString(string, "text/xml").documentElement;
-            this.socket.onmessage = this._onMessage.bind(this);
-            this._conn._connect_cb(elem, null, message.data);
-        }
-    },
-
-    /** PrivateFunction: _disconnect
-     *  _Private_ function called by Strophe.Connection.disconnect
-     *
-     *  Disconnects and sends a last stanza if one is given
-     *
-     *  Parameters:
-     *    (Request) pres - This stanza will be sent before disconnecting.
-     */
-    _disconnect: function (pres)
-    {
-        if (this.socket.readyState !== WebSocket.CLOSED) {
-            if (pres) {
-                this._conn.send(pres);
-            }
-            var close = '</stream:stream>';
-            this._conn.xmlOutput(document.createElement("stream:stream"));
-            this._conn.rawOutput(close);
-            try {
-                this.socket.send(close);
-            } catch (e) {
-                Strophe.info("Couldn't send closing stream tag.");
-            }
-        }
-
-        this._conn._doDisconnect();
-    },
-
-    /** PrivateFunction: _doDisconnect
-     *  _Private_ function to disconnect.
-     *
-     *  Just closes the Socket for WebSockets
-     */
-    _doDisconnect: function ()
-    {
-        Strophe.info("WebSockets _doDisconnect was called");
-        this._closeSocket();
-    },
-
-    /** PrivateFunction _streamWrap
-     *  _Private_ helper function to wrap a stanza in a <stream> tag.
-     *  This is used so Strophe can process stanzas from WebSockets like BOSH
-     */
-    _streamWrap: function (stanza)
-    {
-        return this.streamStart + stanza + '</stream:stream>';
-    },
-
-
-    /** PrivateFunction: _closeSocket
-     *  _Private_ function to close the WebSocket.
-     *
-     *  Closes the socket if it is still open and deletes it
-     */
-    _closeSocket: function ()
-    {
-        if (this.socket) { try {
-            this.socket.close();
-        } catch (e) {} }
-        this.socket = null;
-    },
-
-    /** PrivateFunction: _emptyQueue
-     * _Private_ function to check if the message queue is empty.
-     *
-     *  Returns:
-     *    True, because WebSocket messages are send immediately after queueing.
-     */
-    _emptyQueue: function ()
-    {
-        return true;
-    },
-
-    /** PrivateFunction: _onClose
-     * _Private_ function to handle websockets closing.
-     *
-     * Nothing to do here for WebSockets
-     */
-    _onClose: function() {
-        if(this._conn.connected && !this._conn.disconnecting) {
-            Strophe.error("Websocket closed unexcectedly");
-            this._conn._doDisconnect();
-        } else {
-            Strophe.info("Websocket closed");
-        }
-    },
-
-    /** PrivateFunction: _no_auth_received
-     *
-     * Called on stream start/restart when no stream:features
-     * has been received.
-     */
-    _no_auth_received: function (_callback)
-    {
-        Strophe.error("Server did not send any auth methods");
-        this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, "Server did not send any auth methods");
-        if (_callback) {
-            _callback = _callback.bind(this._conn);
-            _callback();
-        }
-        this._conn._doDisconnect();
-    },
-
-    /** PrivateFunction: _onDisconnectTimeout
-     *  _Private_ timeout handler for handling non-graceful disconnection.
-     *
-     *  This does nothing for WebSockets
-     */
-    _onDisconnectTimeout: function () {},
-
-    /** PrivateFunction: _onError
-     * _Private_ function to handle websockets errors.
-     *
-     * Parameters:
-     * (Object) error - The websocket error.
-     */
-    _onError: function(error) {
-        Strophe.error("Websocket error " + error);
-        this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, "The WebSocket connection could not be established was disconnected.");
-        this._disconnect();
-    },
-
-    /** PrivateFunction: _onIdle
-     *  _Private_ function called by Strophe.Connection._onIdle
-     *
-     *  sends all queued stanzas
-     */
-    _onIdle: function () {
-        var data = this._conn._data;
-        if (data.length > 0 && !this._conn.paused) {
-            for (var i = 0; i < data.length; i++) {
-                if (data[i] !== null) {
-                    var stanza, rawStanza;
-                    if (data[i] === "restart") {
-                        stanza = this._buildStream();
-                        rawStanza = this._removeClosingTag(stanza);
-                        stanza = stanza.tree();
-                    } else {
-                        stanza = data[i];
-                        rawStanza = Strophe.serialize(stanza);
-                    }
-                    this._conn.xmlOutput(stanza);
-                    this._conn.rawOutput(rawStanza);
-                    this.socket.send(rawStanza);
-                }
-            }
-            this._conn._data = [];
-        }
-    },
-
-    /** PrivateFunction: _onMessage
-     * _Private_ function to handle websockets messages.
-     *
-     * This function parses each of the messages as if they are full documents. [TODO : We may actually want to use a SAX Push parser].
-     *
-     * Since all XMPP traffic starts with "<stream:stream version='1.0' xml:lang='en' xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams' id='3697395463' from='SERVER'>"
-     * The first stanza will always fail to be parsed...
-     * Addtionnaly, the seconds stanza will always be a <stream:features> with the stream NS defined in the previous stanza... so we need to 'force' the inclusion of the NS in this stanza!
-     *
-     * Parameters:
-     * (string) message - The websocket message.
-     */
-    _onMessage: function(message) {
-        var elem, data;
-        // check for closing stream
-        if (message.data === "</stream:stream>") {
-            var close = "</stream:stream>";
-            this._conn.rawInput(close);
-            this._conn.xmlInput(document.createElement("stream:stream"));
-            if (!this._conn.disconnecting) {
-                this._conn._doDisconnect();
-            }
-            return;
-        } else if (message.data.search("<stream:stream ") === 0) {
-            //Make the initial stream:stream selfclosing to parse it without a SAX parser.
-            data = message.data.replace(/<stream:stream (.*[^\/])>/, "<stream:stream $1/>");
-            elem = new DOMParser().parseFromString(data, "text/xml").documentElement;
-
-            if (!this._handleStreamStart(elem)) {
-                return;
-            }
-        } else {
-            data = this._streamWrap(message.data);
-            elem = new DOMParser().parseFromString(data, "text/xml").documentElement;
-        }
-
-        if (this._check_streamerror(elem, Strophe.Status.ERROR)) {
-            return;
-        }
-
-        //handle unavailable presence stanza before disconnecting
-        if (this._conn.disconnecting &&
-                elem.firstChild.nodeName === "presence" &&
-                elem.firstChild.getAttribute("type") === "unavailable") {
-            this._conn.xmlInput(elem);
-            this._conn.rawInput(Strophe.serialize(elem));
-            // if we are already disconnecting we will ignore the unavailable stanza and
-            // wait for the </stream:stream> tag before we close the connection
-            return;
-        }
-        this._conn._dataRecv(elem, message.data);
-    },
-
-    /** PrivateFunction: _onOpen
-     * _Private_ function to handle websockets connection setup.
-     *
-     * The opening stream tag is sent here.
-     */
-    _onOpen: function() {
-        Strophe.info("Websocket open");
-        var start = this._buildStream();
-        this._conn.xmlOutput(start.tree());
-
-        var startString = this._removeClosingTag(start);
-        this._conn.rawOutput(startString);
-        this.socket.send(startString);
-    },
-
-    /** PrivateFunction: _removeClosingTag
-     *  _Private_ function to Make the first <stream:stream> non-selfclosing
-     *
-     *  Parameters:
-     *      (Object) elem - The <stream:stream> tag.
-     *
-     *  Returns:
-     *      The stream:stream tag as String
-     */
-    _removeClosingTag: function(elem) {
-        var string = Strophe.serialize(elem);
-        string = string.replace(/<(stream:stream .*[^\/])\/>$/, "<$1>");
-        return string;
-    },
-
-    /** PrivateFunction: _reqToData
-     * _Private_ function to get a stanza out of a request.
-     *
-     * WebSockets don't use requests, so the passed argument is just returned.
-     *
-     *  Parameters:
-     *    (Object) stanza - The stanza.
-     *
-     *  Returns:
-     *    The stanza that was passed.
-     */
-    _reqToData: function (stanza)
-    {
-        return stanza;
-    },
-
-    /** PrivateFunction: _send
-     *  _Private_ part of the Connection.send function for WebSocket
-     *
-     * Just flushes the messages that are in the queue
-     */
-    _send: function () {
-        this._conn.flush();
-    },
-
-    /** PrivateFunction: _sendRestart
-     *
-     *  Send an xmpp:restart stanza.
-     */
-    _sendRestart: function ()
-    {
-        clearTimeout(this._conn._idleTimeout);
-        this._conn._onIdle.bind(this._conn)();
-    }
-};
-
-
-/*!
- * Source: lib/strophe.muc.js, license: MIT, url: https://github.com/strophe/strophejs-plugins
- */
-// Generated by CoffeeScript 1.3.3
-/*
- *Plugin to implement the MUC extension.
-   http://xmpp.org/extensions/xep-0045.html
- *Previous Author:
-    Nathan Zorn <nathan.zorn at gmail.com>
- *Complete CoffeeScript rewrite:
-    Andreas Guth <guth at dbis.rwth-aachen.de>
-*/
-
-var Occupant, RoomConfig, XmppRoom,
-  __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
-
-Strophe.addConnectionPlugin('muc', {
-  _connection: null,
-  rooms: {},
-  roomNames: [],
-  /*Function 
-  Initialize the MUC plugin. Sets the correct connection object and
-  extends the namesace.
-  */
-
-  init: function(conn) {
-    this._connection = conn;
-    this._muc_handler = null;
-    Strophe.addNamespace('MUC_OWNER', Strophe.NS.MUC + "#owner");
-    Strophe.addNamespace('MUC_ADMIN', Strophe.NS.MUC + "#admin");
-    Strophe.addNamespace('MUC_USER', Strophe.NS.MUC + "#user");
-    return Strophe.addNamespace('MUC_ROOMCONF', Strophe.NS.MUC + "#roomconfig");
-  },
-  /*Function
-  Join a multi-user chat room
-  Parameters:
-  (String) room - The multi-user chat room to join.
-  (String) nick - The nickname to use in the chat room. Optional
-  (Function) msg_handler_cb - The function call to handle messages from the
-  specified chat room.
-  (Function) pres_handler_cb - The function call back to handle presence
-  in the chat room.
-  (Function) roster_cb - The function call to handle roster info in the chat room
-  (String) password - The optional password to use. (password protected
-  rooms only)
-  (Object) history_attrs - Optional attributes for retrieving history
-  (XML DOM Element) extended_presence - Optional XML for extending presence
-  */
-
-  join: function(room, nick, msg_handler_cb, pres_handler_cb, roster_cb, password, history_attrs, extended_presence) {
-    var msg, room_nick, _ref,
-      _this = this;
-    room_nick = this.test_append_nick(room, nick);
-    msg = $pres({
-      from: this._connection.jid,
-      to: room_nick
-    }).c("x", {
-      xmlns: Strophe.NS.MUC
-    });
-    if (history_attrs != null) {
-      msg = msg.c("history", history_attrs).up();
-    }
-    if (password != null) {
-      msg.cnode(Strophe.xmlElement("password", [], password));
-    }
-    if (extended_presence != null) {
-      msg.up().cnode(extended_presence);
-    }
-    if ((_ref = this._muc_handler) == null) {
-      this._muc_handler = this._connection.addHandler(function(stanza) {
-        var from, handler, handlers, id, roomname, x, xmlns, xquery, _i, _len;
-        from = stanza.getAttribute('from');
-        if (!from) {
-          return true;
-        }
-        roomname = from.split("/")[0];
-        if (!_this.rooms[roomname]) {
-          return true;
-        }
-        room = _this.rooms[roomname];
-        handlers = {};
-        if (stanza.nodeName === "message") {
-          handlers = room._message_handlers;
-        } else if (stanza.nodeName === "presence") {
-          xquery = stanza.getElementsByTagName("x");
-          if (xquery.length > 0) {
-            for (_i = 0, _len = xquery.length; _i < _len; _i++) {
-              x = xquery[_i];
-              xmlns = x.getAttribute("xmlns");
-              if (xmlns && xmlns.match(Strophe.NS.MUC)) {
-                handlers = room._presence_handlers;
-                break;
-              }
-            }
-          }
-        }
-        for (id in handlers) {
-          handler = handlers[id];
-          if (!handler(stanza, room)) {
-            delete handlers[id];
-          }
-        }
-        return true;
-      });
-    }
-    if (!this.rooms.hasOwnProperty(room)) {
-      this.rooms[room] = new XmppRoom(this, room, nick, password);
-      this.roomNames.push(room);
-    }
-    if (pres_handler_cb) {
-      this.rooms[room].addHandler('presence', pres_handler_cb);
-    }
-    if (msg_handler_cb) {
-      this.rooms[room].addHandler('message', msg_handler_cb);
-    }
-    if (roster_cb) {
-      this.rooms[room].addHandler('roster', roster_cb);
-    }
-    return this._connection.send(msg);
-  },
-  /*Function
-  Leave a multi-user chat room
-  Parameters:
-  (String) room - The multi-user chat room to leave.
-  (String) nick - The nick name used in the room.
-  (Function) handler_cb - Optional function to handle the successful leave.
-  (String) exit_msg - optional exit message.
-  Returns:
-  iqid - The unique id for the room leave.
-  */
-
-  leave: function(room, nick, handler_cb, exit_msg) {
-    var id, presence, presenceid, room_nick;
-    id = this.roomNames.indexOf(room);
-    delete this.rooms[room];
-    if (id >= 0) {
-      this.roomNames.splice(id, 1);
-      if (this.roomNames.length === 0) {
-        this._connection.deleteHandler(this._muc_handler);
-        this._muc_handler = null;
-      }
-    }
-    room_nick = this.test_append_nick(room, nick);
-    presenceid = this._connection.getUniqueId();
-    presence = $pres({
-      type: "unavailable",
-      id: presenceid,
-      from: this._connection.jid,
-      to: room_nick
-    });
-    if (exit_msg != null) {
-      presence.c("status", exit_msg);
-    }
-    if (handler_cb != null) {
-      this._connection.addHandler(handler_cb, null, "presence", null, presenceid);
-    }
-    this._connection.send(presence);
-    return presenceid;
-  },
-  /*Function
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) nick - The nick name used in the chat room.
-  (String) message - The plaintext message to send to the room.
-  (String) html_message - The message to send to the room with html markup.
-  (String) type - "groupchat" for group chat messages o
-                  "chat" for private chat messages
-  Returns:
-  msgiq - the unique id used to send the message
-  */
-
-  message: function(room, nick, message, html_message, type) {
-    var msg, msgid, parent, room_nick;
-    room_nick = this.test_append_nick(room, nick);
-    type = type || (nick != null ? "chat" : "groupchat");
-    msgid = this._connection.getUniqueId();
-    msg = $msg({
-      to: room_nick,
-      from: this._connection.jid,
-      type: type,
-      id: msgid
-    }).c("body", {
-      xmlns: Strophe.NS.CLIENT
-    }).t(message);
-    msg.up();
-    if (html_message != null) {
-      msg.c("html", {
-        xmlns: Strophe.NS.XHTML_IM
-      }).c("body", {
-        xmlns: Strophe.NS.XHTML
-      }).t(html_message);
-      if (msg.node.childNodes.length === 0) {
-        parent = msg.node.parentNode;
-        msg.up().up();
-        msg.node.removeChild(parent);
-      } else {
-        msg.up().up();
-      }
-    }
-    msg.c("x", {
-      xmlns: "jabber:x:event"
-    }).c("composing");
-    this._connection.send(msg);
-    return msgid;
-  },
-  /*Function
-  Convenience Function to send a Message to all Occupants
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) message - The plaintext message to send to the room.
-  (String) html_message - The message to send to the room with html markup.
-  Returns:
-  msgiq - the unique id used to send the message
-  */
-
-  groupchat: function(room, message, html_message) {
-    return this.message(room, null, message, html_message);
-  },
-  /*Function
-  Send a mediated invitation.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) receiver - The invitation's receiver.
-  (String) reason - Optional reason for joining the room.
-  Returns:
-  msgiq - the unique id used to send the invitation
-  */
-
-  invite: function(room, receiver, reason) {
-    var invitation, msgid;
-    msgid = this._connection.getUniqueId();
-    invitation = $msg({
-      from: this._connection.jid,
-      to: room,
-      id: msgid
-    }).c('x', {
-      xmlns: Strophe.NS.MUC_USER
-    }).c('invite', {
-      to: receiver
-    });
-    if (reason != null) {
-      invitation.c('reason', reason);
-    }
-    this._connection.send(invitation);
-    return msgid;
-  },
-  /*Function
-  Send a direct invitation.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) receiver - The invitation's receiver.
-  (String) reason - Optional reason for joining the room.
-  (String) password - Optional password for the room.
-  Returns:
-  msgiq - the unique id used to send the invitation
-  */
-
-  directInvite: function(room, receiver, reason, password) {
-    var attrs, invitation, msgid;
-    msgid = this._connection.getUniqueId();
-    attrs = {
-      xmlns: 'jabber:x:conference',
-      jid: room
-    };
-    if (reason != null) {
-      attrs.reason = reason;
-    }
-    if (password != null) {
-      attrs.password = password;
-    }
-    invitation = $msg({
-      from: this._connection.jid,
-      to: receiver,
-      id: msgid
-    }).c('x', attrs);
-    this._connection.send(invitation);
-    return msgid;
-  },
-  /*Function
-  Queries a room for a list of occupants
-  (String) room - The multi-user chat room name.
-  (Function) success_cb - Optional function to handle the info.
-  (Function) error_cb - Optional function to handle an error.
-  Returns:
-  id - the unique id used to send the info request
-  */
-
-  queryOccupants: function(room, success_cb, error_cb) {
-    var attrs, info;
-    attrs = {
-      xmlns: Strophe.NS.DISCO_ITEMS
-    };
-    info = $iq({
-      from: this._connection.jid,
-      to: room,
-      type: 'get'
-    }).c('query', attrs);
-    return this._connection.sendIQ(info, success_cb, error_cb);
-  },
-  /*Function
-  Start a room configuration.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (Function) handler_cb - Optional function to handle the config form.
-  Returns:
-  id - the unique id used to send the configuration request
-  */
-
-  configure: function(room, handler_cb, error_cb) {
-    var config, stanza;
-    config = $iq({
-      to: room,
-      type: "get"
-    }).c("query", {
-      xmlns: Strophe.NS.MUC_OWNER
-    });
-    stanza = config.tree();
-    return this._connection.sendIQ(stanza, handler_cb, error_cb);
-  },
-  /*Function
-  Cancel the room configuration
-  Parameters:
-  (String) room - The multi-user chat room name.
-  Returns:
-  id - the unique id used to cancel the configuration.
-  */
-
-  cancelConfigure: function(room) {
-    var config, stanza;
-    config = $iq({
-      to: room,
-      type: "set"
-    }).c("query", {
-      xmlns: Strophe.NS.MUC_OWNER
-    }).c("x", {
-      xmlns: "jabber:x:data",
-      type: "cancel"
-    });
-    stanza = config.tree();
-    return this._connection.sendIQ(stanza);
-  },
-  /*Function
-  Save a room configuration.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (Array) config- Form Object or an array of form elements used to configure the room.
-  Returns:
-  id - the unique id used to save the configuration.
-  */
-
-  saveConfiguration: function(room, config, success_cb, error_cb) {
-    var conf, iq, stanza, _i, _len;
-    iq = $iq({
-      to: room,
-      type: "set"
-    }).c("query", {
-      xmlns: Strophe.NS.MUC_OWNER
-    });
-    if (Strophe.x && config instanceof Strophe.x.Form) {
-      config.type = "submit";
-      iq.cnode(config.toXML());
-    } else {
-      iq.c("x", {
-        xmlns: "jabber:x:data",
-        type: "submit"
-      });
-      for (_i = 0, _len = config.length; _i < _len; _i++) {
-        conf = config[_i];
-        iq.cnode(conf).up();
-      }
-    }
-    stanza = iq.tree();
-    return this._connection.sendIQ(stanza, success_cb, error_cb);
-  },
-  /*Function
-  Parameters:
-  (String) room - The multi-user chat room name.
-  Returns:
-  id - the unique id used to create the chat room.
-  */
-
-  createInstantRoom: function(room, success_cb, error_cb) {
-    var roomiq;
-    roomiq = $iq({
-      to: room,
-      type: "set"
-    }).c("query", {
-      xmlns: Strophe.NS.MUC_OWNER
-    }).c("x", {
-      xmlns: "jabber:x:data",
-      type: "submit"
-    });
-    return this._connection.sendIQ(roomiq.tree(), success_cb, error_cb);
-  },
-  /*Function
-  Set the topic of the chat room.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) topic - Topic message.
-  */
-
-  setTopic: function(room, topic) {
-    var msg;
-    msg = $msg({
-      to: room,
-      from: this._connection.jid,
-      type: "groupchat"
-    }).c("subject", {
-      xmlns: "jabber:client"
-    }).t(topic);
-    return this._connection.send(msg.tree());
-  },
-  /*Function
-  Internal Function that Changes the role or affiliation of a member
-  of a MUC room. This function is used by modifyRole and modifyAffiliation.
-  The modification can only be done by a room moderator. An error will be
-  returned if the user doesn't have permission.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (Object) item - Object with nick and role or jid and affiliation attribute
-  (String) reason - Optional reason for the change.
-  (Function) handler_cb - Optional callback for success
-  (Function) error_cb - Optional callback for error
-  Returns:
-  iq - the id of the mode change request.
-  */
-
-  _modifyPrivilege: function(room, item, reason, handler_cb, error_cb) {
-    var iq;
-    iq = $iq({
-      to: room,
-      type: "set"
-    }).c("query", {
-      xmlns: Strophe.NS.MUC_ADMIN
-    }).cnode(item.node);
-    if (reason != null) {
-      iq.c("reason", reason);
-    }
-    return this._connection.sendIQ(iq.tree(), handler_cb, error_cb);
-  },
-  /*Function
-  Changes the role of a member of a MUC room.
-  The modification can only be done by a room moderator. An error will be
-  returned if the user doesn't have permission.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) nick - The nick name of the user to modify.
-  (String) role - The new role of the user.
-  (String) affiliation - The new affiliation of the user.
-  (String) reason - Optional reason for the change.
-  (Function) handler_cb - Optional callback for success
-  (Function) error_cb - Optional callback for error
-  Returns:
-  iq - the id of the mode change request.
-  */
-
-  modifyRole: function(room, nick, role, reason, handler_cb, error_cb) {
-    var item;
-    item = $build("item", {
-      nick: nick,
-      role: role
-    });
-    return this._modifyPrivilege(room, item, reason, handler_cb, error_cb);
-  },
-  kick: function(room, nick, reason, handler_cb, error_cb) {
-    return this.modifyRole(room, nick, 'none', reason, handler_cb, error_cb);
-  },
-  voice: function(room, nick, reason, handler_cb, error_cb) {
-    return this.modifyRole(room, nick, 'participant', reason, handler_cb, error_cb);
-  },
-  mute: function(room, nick, reason, handler_cb, error_cb) {
-    return this.modifyRole(room, nick, 'visitor', reason, handler_cb, error_cb);
-  },
-  op: function(room, nick, reason, handler_cb, error_cb) {
-    return this.modifyRole(room, nick, 'moderator', reason, handler_cb, error_cb);
-  },
-  deop: function(room, nick, reason, handler_cb, error_cb) {
-    return this.modifyRole(room, nick, 'participant', reason, handler_cb, error_cb);
-  },
-  /*Function
-  Changes the affiliation of a member of a MUC room.
-  The modification can only be done by a room moderator. An error will be
-  returned if the user doesn't have permission.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) jid  - The jid of the user to modify.
-  (String) affiliation - The new affiliation of the user.
-  (String) reason - Optional reason for the change.
-  (Function) handler_cb - Optional callback for success
-  (Function) error_cb - Optional callback for error
-  Returns:
-  iq - the id of the mode change request.
-  */
-
-  modifyAffiliation: function(room, jid, affiliation, reason, handler_cb, error_cb) {
-    var item;
-    item = $build("item", {
-      jid: jid,
-      affiliation: affiliation
-    });
-    return this._modifyPrivilege(room, item, reason, handler_cb, error_cb);
-  },
-  ban: function(room, jid, reason, handler_cb, error_cb) {
-    return this.modifyAffiliation(room, jid, 'outcast', reason, handler_cb, error_cb);
-  },
-  member: function(room, jid, reason, handler_cb, error_cb) {
-    return this.modifyAffiliation(room, jid, 'member', reason, handler_cb, error_cb);
-  },
-  revoke: function(room, jid, reason, handler_cb, error_cb) {
-    return this.modifyAffiliation(room, jid, 'none', reason, handler_cb, error_cb);
-  },
-  owner: function(room, jid, reason, handler_cb, error_cb) {
-    return this.modifyAffiliation(room, jid, 'owner', reason, handler_cb, error_cb);
-  },
-  admin: function(room, jid, reason, handler_cb, error_cb) {
-    return this.modifyAffiliation(room, jid, 'admin', reason, handler_cb, error_cb);
-  },
-  /*Function
-  Change the current users nick name.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) user - The new nick name.
-  */
-
-  changeNick: function(room, user) {
-    var presence, room_nick;
-    room_nick = this.test_append_nick(room, user);
-    presence = $pres({
-      from: this._connection.jid,
-      to: room_nick,
-      id: this._connection.getUniqueId()
-    });
-    return this._connection.send(presence.tree());
-  },
-  /*Function
-  Change the current users status.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) user - The current nick.
-  (String) show - The new show-text.
-  (String) status - The new status-text.
-  */
-
-  setStatus: function(room, user, show, status) {
-    var presence, room_nick;
-    room_nick = this.test_append_nick(room, user);
-    presence = $pres({
-      from: this._connection.jid,
-      to: room_nick
-    });
-    if (show != null) {
-      presence.c('show', show).up();
-    }
-    if (status != null) {
-      presence.c('status', status);
-    }
-    return this._connection.send(presence.tree());
-  },
-  /*Function
-  List all chat room available on a server.
-  Parameters:
-  (String) server - name of chat server.
-  (String) handle_cb - Function to call for room list return.
-  (String) error_cb - Function to call on error.
-  */
-
-  listRooms: function(server, handle_cb, error_cb) {
-    var iq;
-    iq = $iq({
-      to: server,
-      from: this._connection.jid,
-      type: "get"
-    }).c("query", {
-      xmlns: Strophe.NS.DISCO_ITEMS
-    });
-    return this._connection.sendIQ(iq, handle_cb, error_cb);
-  },
-  test_append_nick: function(room, nick) {
-    return room + (nick != null ? "/" + (Strophe.escapeNode(nick)) : "");
-  }
-});
-
-XmppRoom = (function() {
-
-  function XmppRoom(client, name, nick, password) {
-    this.client = client;
-    this.name = name;
-    this.nick = nick;
-    this.password = password;
-    this._roomRosterHandler = __bind(this._roomRosterHandler, this);
-
-    this._addOccupant = __bind(this._addOccupant, this);
-
-    this.roster = {};
-    this._message_handlers = {};
-    this._presence_handlers = {};
-    this._roster_handlers = {};
-    this._handler_ids = 0;
-    if (client.muc) {
-      this.client = client.muc;
-    }
-    this.name = Strophe.getBareJidFromJid(name);
-    this.addHandler('presence', this._roomRosterHandler);
-  }
-
-  XmppRoom.prototype.join = function(msg_handler_cb, pres_handler_cb, roster_cb) {
-    return this.client.join(this.name, this.nick, msg_handler_cb, pres_handler_cb, roster_cb, this.password);
-  };
-
-  XmppRoom.prototype.leave = function(handler_cb, message) {
-    this.client.leave(this.name, this.nick, handler_cb, message);
-    return delete this.client.rooms[this.name];
-  };
-
-  XmppRoom.prototype.message = function(nick, message, html_message, type) {
-    return this.client.message(this.name, nick, message, html_message, type);
-  };
-
-  XmppRoom.prototype.groupchat = function(message, html_message) {
-    return this.client.groupchat(this.name, message, html_message);
-  };
-
-  XmppRoom.prototype.invite = function(receiver, reason) {
-    return this.client.invite(this.name, receiver, reason);
-  };
-
-  XmppRoom.prototype.directInvite = function(receiver, reason) {
-    return this.client.directInvite(this.name, receiver, reason, this.password);
-  };
-
-  XmppRoom.prototype.configure = function(handler_cb) {
-    return this.client.configure(this.name, handler_cb);
-  };
-
-  XmppRoom.prototype.cancelConfigure = function() {
-    return this.client.cancelConfigure(this.name);
-  };
-
-  XmppRoom.prototype.saveConfiguration = function(config) {
-    return this.client.saveConfiguration(this.name, config);
-  };
-
-  XmppRoom.prototype.queryOccupants = function(success_cb, error_cb) {
-    return this.client.queryOccupants(this.name, success_cb, error_cb);
-  };
-
-  XmppRoom.prototype.setTopic = function(topic) {
-    return this.client.setTopic(this.name, topic);
-  };
-
-  XmppRoom.prototype.modifyRole = function(nick, role, reason, success_cb, error_cb) {
-    return this.client.modifyRole(this.name, nick, role, reason, success_cb, error_cb);
-  };
-
-  XmppRoom.prototype.kick = function(nick, reason, handler_cb, error_cb) {
-    return this.client.kick(this.name, nick, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.voice = function(nick, reason, handler_cb, error_cb) {
-    return this.client.voice(this.name, nick, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.mute = function(nick, reason, handler_cb, error_cb) {
-    return this.client.mute(this.name, nick, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.op = function(nick, reason, handler_cb, error_cb) {
-    return this.client.op(this.name, nick, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.deop = function(nick, reason, handler_cb, error_cb) {
-    return this.client.deop(this.name, nick, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.modifyAffiliation = function(jid, affiliation, reason, success_cb, error_cb) {
-    return this.client.modifyAffiliation(this.name, jid, affiliation, reason, success_cb, error_cb);
-  };
-
-  XmppRoom.prototype.ban = function(jid, reason, handler_cb, error_cb) {
-    return this.client.ban(this.name, jid, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.member = function(jid, reason, handler_cb, error_cb) {
-    return this.client.member(this.name, jid, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.revoke = function(jid, reason, handler_cb, error_cb) {
-    return this.client.revoke(this.name, jid, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.owner = function(jid, reason, handler_cb, error_cb) {
-    return this.client.owner(this.name, jid, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.admin = function(jid, reason, handler_cb, error_cb) {
-    return this.client.admin(this.name, jid, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.changeNick = function(nick) {
-    this.nick = nick;
-    return this.client.changeNick(this.name, nick);
-  };
-
-  XmppRoom.prototype.setStatus = function(show, status) {
-    return this.client.setStatus(this.name, this.nick, show, status);
-  };
-
-  /*Function
-  Adds a handler to the MUC room.
-    Parameters:
-  (String) handler_type - 'message', 'presence' or 'roster'.
-  (Function) handler - The handler function.
-  Returns:
-  id - the id of handler.
-  */
-
-
-  XmppRoom.prototype.addHandler = function(handler_type, handler) {
-    var id;
-    id = this._handler_ids++;
-    switch (handler_type) {
-      case 'presence':
-        this._presence_handlers[id] = handler;
-        break;
-      case 'message':
-        this._message_handlers[id] = handler;
-        break;
-      case 'roster':
-        this._roster_handlers[id] = handler;
-        break;
-      default:
-        this._handler_ids--;
-        return null;
-    }
-    return id;
-  };
-
-  /*Function
-  Removes a handler from the MUC room.
-  This function takes ONLY ids returned by the addHandler function
-  of this room. passing handler ids returned by connection.addHandler
-  may brake things!
-    Parameters:
-  (number) id - the id of the handler
-  */
-
-
-  XmppRoom.prototype.removeHandler = function(id) {
-    delete this._presence_handlers[id];
-    delete this._message_handlers[id];
-    return delete this._roster_handlers[id];
-  };
-
-  /*Function
-  Creates and adds an Occupant to the Room Roster.
-    Parameters:
-  (Object) data - the data the Occupant is filled with
-  Returns:
-  occ - the created Occupant.
-  */
-
-
-  XmppRoom.prototype._addOccupant = function(data) {
-    var occ;
-    occ = new Occupant(data, this);
-    this.roster[occ.nick] = occ;
-    return occ;
-  };
-
-  /*Function
-  The standard handler that managed the Room Roster.
-    Parameters:
-  (Object) pres - the presence stanza containing user information
-  */
-
-
-  XmppRoom.prototype._roomRosterHandler = function(pres) {
-    var data, handler, id, newnick, nick, _ref;
-    data = XmppRoom._parsePresence(pres);
-    nick = data.nick;
-    newnick = data.newnick || null;
-    switch (data.type) {
-      case 'error':
-        return;
-      case 'unavailable':
-        if (newnick) {
-          data.nick = newnick;
-          if (this.roster[nick] && this.roster[newnick]) {
-            this.roster[nick].update(this.roster[newnick]);
-            this.roster[newnick] = this.roster[nick];
-          }
-          if (this.roster[nick] && !this.roster[newnick]) {
-            this.roster[newnick] = this.roster[nick].update(data);
-          }
-        }
-        delete this.roster[nick];
-        break;
-      default:
-        if (this.roster[nick]) {
-          this.roster[nick].update(data);
-        } else {
-          this._addOccupant(data);
-        }
-    }
-    _ref = this._roster_handlers;
-    for (id in _ref) {
-      handler = _ref[id];
-      if (!handler(this.roster, this)) {
-        delete this._roster_handlers[id];
-      }
-    }
-    return true;
-  };
-
-  /*Function
-  Parses a presence stanza
-    Parameters:
-  (Object) data - the data extracted from the presence stanza
-  */
-
-
-  XmppRoom._parsePresence = function(pres) {
-    var a, c, c2, data, _i, _j, _len, _len1, _ref, _ref1, _ref2, _ref3, _ref4, _ref5, _ref6, _ref7;
-    data = {};
-    a = pres.attributes;
-    data.nick = Strophe.getResourceFromJid(a.from.textContent);
-    data.type = ((_ref = a.type) != null ? _ref.textContent : void 0) || null;
-    data.states = [];
-    _ref1 = pres.childNodes;
-    for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
-      c = _ref1[_i];
-      switch (c.nodeName) {
-        case "status":
-          data.status = c.textContent || null;
-          break;
-        case "show":
-          data.show = c.textContent || null;
-          break;
-        case "x":
-          a = c.attributes;
-          if (((_ref2 = a.xmlns) != null ? _ref2.textContent : void 0) === Strophe.NS.MUC_USER) {
-            _ref3 = c.childNodes;
-            for (_j = 0, _len1 = _ref3.length; _j < _len1; _j++) {
-              c2 = _ref3[_j];
-              switch (c2.nodeName) {
-                case "item":
-                  a = c2.attributes;
-                  data.affiliation = ((_ref4 = a.affiliation) != null ? _ref4.textContent : void 0) || null;
-                  data.role = ((_ref5 = a.role) != null ? _ref5.textContent : void 0) || null;
-                  data.jid = ((_ref6 = a.jid) != null ? _ref6.textContent : void 0) || null;
-                  data.newnick = ((_ref7 = a.nick) != null ? _ref7.textContent : void 0) || null;
-                  break;
-                case "status":
-                  if (c2.attributes.code) {
-                    data.states.push(c2.attributes.code.textContent);
-                  }
-              }
-            }
-          }
-      }
-    }
-    return data;
-  };
-
-  return XmppRoom;
-
-})();
-
-RoomConfig = (function() {
-
-  function RoomConfig(info) {
-    this.parse = __bind(this.parse, this);
-    if (info != null) {
-      this.parse(info);
-    }
-  }
-
-  RoomConfig.prototype.parse = function(result) {
-    var attr, attrs, child, field, identity, query, _i, _j, _k, _len, _len1, _len2, _ref;
-    query = result.getElementsByTagName("query")[0].childNodes;
-    this.identities = [];
-    this.features = [];
-    this.x = [];
-    for (_i = 0, _len = query.length; _i < _len; _i++) {
-      child = query[_i];
-      attrs = child.attributes;
-      switch (child.nodeName) {
-        case "identity":
-          identity = {};
-          for (_j = 0, _len1 = attrs.length; _j < _len1; _j++) {
-            attr = attrs[_j];
-            identity[attr.name] = attr.textContent;
-          }
-          this.identities.push(identity);
-          break;
-        case "feature":
-          this.features.push(attrs["var"].textContent);
-          break;
-        case "x":
-          attrs = child.childNodes[0].attributes;
-          if ((!attrs["var"].textContent === 'FORM_TYPE') || (!attrs.type.textContent === 'hidden')) {
-            break;
-          }
-          _ref = child.childNodes;
-          for (_k = 0, _len2 = _ref.length; _k < _len2; _k++) {
-            field = _ref[_k];
-            if (!(!field.attributes.type)) {
-              continue;
-            }
-            attrs = field.attributes;
-            this.x.push({
-              "var": attrs["var"].textContent,
-              label: attrs.label.textContent || "",
-              value: field.firstChild.textContent || ""
-            });
-          }
-      }
-    }
-    return {
-      "identities": this.identities,
-      "features": this.features,
-      "x": this.x
-    };
-  };
-
-  return RoomConfig;
-
-})();
-
-Occupant = (function() {
-
-  function Occupant(data, room) {
-    this.room = room;
-    this.update = __bind(this.update, this);
-
-    this.admin = __bind(this.admin, this);
-
-    this.owner = __bind(this.owner, this);
-
-    this.revoke = __bind(this.revoke, this);
-
-    this.member = __bind(this.member, this);
-
-    this.ban = __bind(this.ban, this);
-
-    this.modifyAffiliation = __bind(this.modifyAffiliation, this);
-
-    this.deop = __bind(this.deop, this);
-
-    this.op = __bind(this.op, this);
-
-    this.mute = __bind(this.mute, this);
-
-    this.voice = __bind(this.voice, this);
-
-    this.kick = __bind(this.kick, this);
-
-    this.modifyRole = __bind(this.modifyRole, this);
-
-    this.update(data);
-  }
-
-  Occupant.prototype.modifyRole = function(role, reason, success_cb, error_cb) {
-    return this.room.modifyRole(this.nick, role, reason, success_cb, error_cb);
-  };
-
-  Occupant.prototype.kick = function(reason, handler_cb, error_cb) {
-    return this.room.kick(this.nick, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.voice = function(reason, handler_cb, error_cb) {
-    return this.room.voice(this.nick, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.mute = function(reason, handler_cb, error_cb) {
-    return this.room.mute(this.nick, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.op = function(reason, handler_cb, error_cb) {
-    return this.room.op(this.nick, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.deop = function(reason, handler_cb, error_cb) {
-    return this.room.deop(this.nick, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.modifyAffiliation = function(affiliation, reason, success_cb, error_cb) {
-    return this.room.modifyAffiliation(this.jid, affiliation, reason, success_cb, error_cb);
-  };
-
-  Occupant.prototype.ban = function(reason, handler_cb, error_cb) {
-    return this.room.ban(this.jid, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.member = function(reason, handler_cb, error_cb) {
-    return this.room.member(this.jid, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.revoke = function(reason, handler_cb, error_cb) {
-    return this.room.revoke(this.jid, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.owner = function(reason, handler_cb, error_cb) {
-    return this.room.owner(this.jid, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.admin = function(reason, handler_cb, error_cb) {
-    return this.room.admin(this.jid, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.update = function(data) {
-    this.nick = data.nick || null;
-    this.affiliation = data.affiliation || null;
-    this.role = data.role || null;
-    this.jid = data.jid || null;
-    this.status = data.status || null;
-    this.show = data.show || null;
-    return this;
-  };
-
-  return Occupant;
-
-})();
-
-
-/*!
- * Source: lib/strophe.disco.js, license: MIT, url: https://github.com/strophe/strophejs-plugins
- */
-/*
-  Copyright 2010, François de Metz <francois at 2metz.fr>
-*/
-
-/**
- * Disco Strophe Plugin
- * Implement http://xmpp.org/extensions/xep-0030.html
- * TODO: manage node hierarchies, and node on info request
- */
-Strophe.addConnectionPlugin('disco',
-{
-    _connection: null,
-    _identities : [],
-    _features : [],
-    _items : [],
-    /** Function: init
-     * Plugin init
-     *
-     * Parameters:
-     *   (Strophe.Connection) conn - Strophe connection
-     */
-    init: function(conn)
-    {
-    this._connection = conn;
-        this._identities = [];
-        this._features   = [];
-        this._items      = [];
-        // disco info
-        conn.addHandler(this._onDiscoInfo.bind(this), Strophe.NS.DISCO_INFO, 'iq', 'get', null, null);
-        // disco items
-        conn.addHandler(this._onDiscoItems.bind(this), Strophe.NS.DISCO_ITEMS, 'iq', 'get', null, null);
-    },
-    /** Function: addIdentity
-     * See http://xmpp.org/registrar/disco-categories.html
-     * Parameters:
-     *   (String) category - category of identity (like client, automation, etc ...)
-     *   (String) type - type of identity (like pc, web, bot , etc ...)
-     *   (String) name - name of identity in natural language
-     *   (String) lang - lang of name parameter
-     *
-     * Returns:
-     *   Boolean
-     */
-    addIdentity: function(category, type, name, lang)
-    {
-        for (var i=0; i<this._identities.length; i++)
-        {
-            if (this._identities[i].category == category &&
-                this._identities[i].type == type &&
-                this._identities[i].name == name &&
-                this._identities[i].lang == lang)
-            {
-                return false;
-            }
-        }
-        this._identities.push({category: category, type: type, name: name, lang: lang});
-        return true;
-    },
-    /** Function: addFeature
-     *
-     * Parameters:
-     *   (String) var_name - feature name (like jabber:iq:version)
-     *
-     * Returns:
-     *   boolean
-     */
-    addFeature: function(var_name)
-    {
-        for (var i=0; i<this._features.length; i++)
-        {
-             if (this._features[i] == var_name)
-                 return false;
-        }
-        this._features.push(var_name);
-        return true;
-    },
-    /** Function: removeFeature
-     *
-     * Parameters:
-     *   (String) var_name - feature name (like jabber:iq:version)
-     *
-     * Returns:
-     *   boolean
-     */
-    removeFeature: function(var_name)
-    {
-        for (var i=0; i<this._features.length; i++)
-        {
-             if (this._features[i] === var_name){
-                 this._features.splice(i,1)
-                 return true;
-             }
-        }
-        return false;
-    },
-    /** Function: addItem
-     *
-     * Parameters:
-     *   (String) jid
-     *   (String) name
-     *   (String) node
-     *   (Function) call_back
-     *
-     * Returns:
-     *   boolean
-     */
-    addItem: function(jid, name, node, call_back)
-    {
-        if (node && !call_back)
-            return false;
-        this._items.push({jid: jid, name: name, node: node, call_back: call_back});
-        return true;
-    },
-    /** Function: info
-     * Info query
-     *
-     * Parameters:
-     *   (Function) call_back
-     *   (String) jid
-     *   (String) node
-     */
-    info: function(jid, node, success, error, timeout)
-    {
-        var attrs = {xmlns: Strophe.NS.DISCO_INFO};
-        if (node)
-            attrs.node = node;
-
-        var info = $iq({from:this._connection.jid,
-                         to:jid, type:'get'}).c('query', attrs);
-        this._connection.sendIQ(info, success, error, timeout);
-    },
-    /** Function: items
-     * Items query
-     *
-     * Parameters:
-     *   (Function) call_back
-     *   (String) jid
-     *   (String) node
-     */
-    items: function(jid, node, success, error, timeout)
-    {
-        var attrs = {xmlns: Strophe.NS.DISCO_ITEMS};
-        if (node)
-            attrs.node = node;
-
-        var items = $iq({from:this._connection.jid,
-                         to:jid, type:'get'}).c('query', attrs);
-        this._connection.sendIQ(items, success, error, timeout);
-    },
-
-    /** PrivateFunction: _buildIQResult
-     */
-    _buildIQResult: function(stanza, query_attrs)
-    {
-        var id   =  stanza.getAttribute('id');
-        var from = stanza.getAttribute('from');
-        var iqresult = $iq({type: 'result', id: id});
-
-        if (from !== null) {
-            iqresult.attrs({to: from});
-        }
-
-        return iqresult.c('query', query_attrs);
-    },
-
-    /** PrivateFunction: _onDiscoInfo
-     * Called when receive info request
-     */
-    _onDiscoInfo: function(stanza)
-    {
-        var node = stanza.getElementsByTagName('query')[0].getAttribute('node');
-        var attrs = {xmlns: Strophe.NS.DISCO_INFO};
-        if (node)
-        {
-            attrs.node = node;
-        }
-        var iqresult = this._buildIQResult(stanza, attrs);
-        for (var i=0; i<this._identities.length; i++)
-        {
-            var attrs = {category: this._identities[i].category,
-                         type    : this._identities[i].type};
-            if (this._identities[i].name)
-                attrs.name = this._identities[i].name;
-            if (this._identities[i].lang)
-                attrs['xml:lang'] = this._identities[i].lang;
-            iqresult.c('identity', attrs).up();
-        }
-        for (var i=0; i<this._features.length; i++)
-        {
-            iqresult.c('feature', {'var':this._features[i]}).up();
-        }
-        this._connection.send(iqresult.tree());
-        return true;
-    },
-    /** PrivateFunction: _onDiscoItems
-     * Called when receive items request
-     */
-    _onDiscoItems: function(stanza)
-    {
-        var query_attrs = {xmlns: Strophe.NS.DISCO_ITEMS};
-        var node = stanza.getElementsByTagName('query')[0].getAttribute('node');
-        if (node)
-        {
-            query_attrs.node = node;
-            var items = [];
-            for (var i = 0; i < this._items.length; i++)
-            {
-                if (this._items[i].node == node)
-                {
-                    items = this._items[i].call_back(stanza);
-                    break;
-                }
-            }
-        }
-        else
-        {
-            var items = this._items;
-        }
-        var iqresult = this._buildIQResult(stanza, query_attrs);
-        for (var i = 0; i < items.length; i++)
-        {
-            var attrs = {jid:  items[i].jid};
-            if (items[i].name)
-                attrs.name = items[i].name;
-            if (items[i].node)
-                attrs.node = items[i].node;
-            iqresult.c('item', attrs).up();
-        }
-        this._connection.send(iqresult.tree());
-        return true;
-    }
-});
-
-
-/*!
- * Source: lib/strophe.caps.js, license: MIT, url: https://github.com/strophe/strophejs-plugins
- */
-/**
- * Entity Capabilities (XEP-0115)
- * 
- * Depends on disco plugin.
- * 
- * See: http://xmpp.org/extensions/xep-0115.html
- * 
- * Authors: - Michael Weibel <michael.weibel at gmail.com> - Klaus Herberth <klaus at jsxc.org>
- * Copyright: - Michael Weibel <michael.weibel at gmail.com>
- * 
- * @license MIT
- */
-
-(function($) {
-   Strophe.addConnectionPlugin('caps', {
-      /**
-       * Constant: HASH Hash used
-       * 
-       * Currently only sha-1 is supported.
-       */
-      HASH: 'sha-1',
-      /**
-       * Variable: node Client which is being used.
-       * 
-       * Can be overwritten as soon as Strophe has been initialized.
-       */
-      node: 'http://strophe.im/strophejs/',
-      /**
-       * PrivateVariable: _ver Own generated version string
-       */
-      _ver: '',
-      /**
-       * PrivateVariable: _connection Strophe connection
-       */
-      _connection: null,
-      /**
-       * PrivateVariable: _knownCapabilities A hashtable containing
-       * version-strings and their capabilities, serialized as string.
-       * 
-       * TODO: Maybe those caps shouldn't be serialized.
-       */
-      _knownCapabilities: JSON.parse(localStorage.getItem('strophe.caps._knownCapabilities')) || {},
-
-      /**
-       * PrivateVariable: _jidVerIndex A hashtable containing jids and their
-       * versions for better lookup of capabilities.
-       */
-      _jidVerIndex: JSON.parse(localStorage.getItem('strophe.caps._jidVerIndex')) || {},
-
-      /**
-       * Function: init Initialize plugin: - Add caps namespace - Add caps
-       * feature to disco plugin - Add handler for caps stanzas
-       * 
-       * Parameters: (Strophe.Connection) conn - Strophe connection
-       */
-      init: function(conn) {
-         this._connection = conn;
-
-         Strophe.addNamespace('CAPS', 'http://jabber.org/protocol/caps');
-
-         if (!this._connection.disco) {
-            throw "Caps plugin requires the disco plugin to be installed.";
-         }
-
-         this._connection.disco.addFeature(Strophe.NS.CAPS);
-         this._connection.addHandler(this._delegateCapabilities.bind(this), Strophe.NS.CAPS);
-      },
-
-      /**
-       * Function: generateCapsAttrs Returns the attributes for generating the
-       * "c"-stanza containing the own version
-       * 
-       * Returns: (Object) - attributes
-       */
-      generateCapsAttrs: function() {
-         return {
-            'xmlns': Strophe.NS.CAPS,
-            'hash': this.HASH,
-            'node': this.node,
-            'ver': this.generateVer()
-         };
-      },
-
-      /**
-       * Function: generateVer Returns the base64 encoded version string
-       * (encoded itself with sha1)
-       * 
-       * Returns: (String) - version
-       */
-      generateVer: function() {
-         if (this._ver !== "") {
-            return this._ver;
-         }
-
-         var ver = "", identities = this._connection.disco._identities.sort(this._sortIdentities), identitiesLen = identities.length, features = this._connection.disco._features.sort(), featuresLen = features.length;
-         for (var i = 0; i < identitiesLen; i++) {
-            var curIdent = identities[i];
-            ver += curIdent.category + "/" + curIdent.type + "/" + curIdent.lang + "/" + curIdent.name + "<";
-         }
-         for (var i = 0; i < featuresLen; i++) {
-            ver += features[i] + '<';
-         }
-
-         this._ver = b64_sha1(ver);
-         return this._ver;
-      },
-
-      /**
-       * Function: getCapabilitiesByJid Returns serialized capabilities of a jid
-       * (if available). Otherwise null.
-       * 
-       * Parameters: (String) jid - Jabber id
-       * 
-       * Returns: (String|null) - capabilities, serialized; or null when not
-       * available.
-       */
-      getCapabilitiesByJid: function(jid) {
-         if (this._jidVerIndex[jid]) {
-            return this._knownCapabilities[this._jidVerIndex[jid]];
-         }
-         return null;
-      },
-      hasFeatureByJid: function(jid, feature) {
-         if (this._jidVerIndex[jid] && feature !== null && typeof feature !== 'undefined') {
-            if(!$.isArray(feature)){
-               feature = $.makeArray(feature);
-            }
-            
-            var i, knownCapabilities;
-            knownCapabilities = this._knownCapabilities[this._jidVerIndex[jid]];
-            if (!knownCapabilities) {
-               return null;
-            }
-            for (i = 0; i < feature.length; i++) {
-               if (knownCapabilities['features'].indexOf(feature[i]) < 0) {
-                  return false;
-               }
-            }
-            return true;
-         }
-         return false;
-      },
-
-      /**
-       * PrivateFunction: _delegateCapabilities Checks if the version has
-       * already been saved. If yes: do nothing. If no: Request capabilities
-       * 
-       * Parameters: (Strophe.Builder) stanza - Stanza
-       * 
-       * Returns: (Boolean)
-       */
-      _delegateCapabilities: function(stanza) {
-         var from = stanza.getAttribute('from'), c = stanza.querySelector('c'), ver = c.getAttribute('ver'), node = c.getAttribute('node');
-         if (!this._knownCapabilities[ver]) {
-            return this._requestCapabilities(from, node, ver);
-         } else {
-            this._jidVerIndex[from] = ver;
-         }
-         if (!this._jidVerIndex[from] || !this._jidVerIndex[from] !== ver) {
-            this._jidVerIndex[from] = ver;
-         }
-
-         localStorage.setItem('strophe.caps._jidVerIndex', JSON.stringify(this._jidVerIndex));
-         $(document).trigger('caps.strophe', [ from, this._knownCapabilities[ver], ver]);
-
-         return true;
-      },
-
-      /**
-       * PrivateFunction: _requestCapabilities Requests capabilities from the
-       * one which sent the caps-info stanza. This is done using disco info.
-       * 
-       * Additionally, it registers a handler for handling the reply.
-       * 
-       * Parameters: (String) to - Destination jid (String) node - Node
-       * attribute of the caps-stanza (String) ver - Version of the caps-stanza
-       * 
-       * Returns: (Boolean) - true
-       */
-      _requestCapabilities: function(to, node, ver) {
-         if (to !== this._connection.jid) {
-            var id = this._connection.disco.info(to, node + '#' + ver);
-            this._connection.addHandler(this._handleDiscoInfoReply.bind(this), Strophe.NS.DISCO_INFO, 'iq', 'result', id, to);
-         }
-         return true;
-      },
-
-      /**
-       * PrivateFunction: _handleDiscoInfoReply Parses the disco info reply and
-       * adds the version & it's capabilities to the _knownCapabilities
-       * variable. Additionally, it adds the jid & the version to the
-       * _jidVerIndex variable for a better lookup.
-       * 
-       * Parameters: (Strophe.Builder) stanza - Disco info stanza
-       * 
-       * Returns: (Boolean) - false, to automatically remove the handler.
-       */
-      _handleDiscoInfoReply: function(stanza) {
-         var query = stanza.querySelector('query');
-         var from = stanza.getAttribute('from');
-         var node = query.getAttribute('node');
-         var ver = (node)? node.split('#')[1] : this._jidVerIndex[from]; //fix open prosody issue
-
-         if (!this._knownCapabilities[ver]) {
-            var childNodes = query.childNodes, childNodesLen = childNodes.length;
-            this._knownCapabilities[ver] = {
-               features: [],
-               identities: []
-            };
-
-            for (var i = 0; i < childNodesLen; i++) {
-               var node = childNodes[i];
-               if (node.nodeName == 'feature') {
-                  this._knownCapabilities[ver]['features'].push(node.getAttribute('var'));
-               } else if (node.nodeName == 'identity') {
-                  this._knownCapabilities[ver]['identities'].push(this._attributesToJsObject(node.attributes));
-               } else {
-                  if (typeof this._knownCapabilities[ver][node.nodeName] === 'undefined')
-                     this._knownCapabilities[ver][node.nodeName] = [];
-                  this._knownCapabilities[ver][node.nodeName].push(this._attributesToJsObject(node.attributes));
-               }
-
-            }
-            this._jidVerIndex[from] = ver;
-         } else if (!this._jidVerIndex[from] || !this._jidVerIndex[from] !== ver) {
-            this._jidVerIndex[from] = ver;
-         }
-
-         localStorage.setItem('strophe.caps._jidVerIndex', JSON.stringify(this._jidVerIndex));
-         localStorage.setItem('strophe.caps._knownCapabilities', JSON.stringify(this._knownCapabilities));
-         $(document).trigger('caps.strophe', [ from, this._knownCapabilities[ver], ver ]);
-
-         return false;
-      },
-
-      _attributesToJsObject: function(attr) {
-         var obj = {};
-
-         for (i = 0; i < attr.length; i++)
-            obj[attr[i].name] = attr[i].value;
-
-         return obj;
-      },
-
-      /**
-       * PrivateFunction: _sortIdentities Sorts two identities according the
-       * sorting requirements in XEP-0115.
-       * 
-       * Parameters: (Object) a - Identity a (Object) b - Identity b
-       * 
-       * Returns: (Integer) - 1, 0 or -1; according to which one's greater.
-       */
-      _sortIdentities: function(a, b) {
-         if (a.category > b.category) {
-            return 1;
-         }
-         if (a.category < b.category) {
-            return -1;
-         }
-         if (a.type > b.type) {
-            return 1;
-         }
-         if (a.type < b.type) {
-            return -1;
-         }
-         if (a.lang > b.lang) {
-            return 1;
-         }
-         if (a.lang < b.lang) {
-            return -1;
-         }
-         return 0;
-      }
-   });
-}(jQuery));
-
-
-/*!
- * Source: lib/strophe.vcard.js, license: MIT, url: https://github.com/strophe/strophejs-plugins
- */
-// Generated by CoffeeScript 1.3.3
-/*
-Plugin to implement the vCard extension.
-http://xmpp.org/extensions/xep-0054.html
-
-Author: Nathan Zorn (nathan.zorn at gmail.com)
-CoffeeScript port: Andreas Guth (guth at dbis.rwth-aachen.de)
-*/
-
-/* jslint configuration:
-*/
-
-/* global document, window, setTimeout, clearTimeout, console,
-    XMLHttpRequest, ActiveXObject,
-    Base64, MD5,
-    Strophe, $build, $msg, $iq, $pres
-*/
-
-var buildIq;
-
-buildIq = function(type, jid, vCardEl) {
-  var iq;
-  iq = $iq(jid ? {
-    type: type,
-    to: jid
-  } : {
-    type: type
-  });
-  iq.c("vCard", {
-    xmlns: Strophe.NS.VCARD
-  });
-  if (vCardEl) {
-    iq.cnode(vCardEl);
-  }
-  return iq;
-};
-
-Strophe.addConnectionPlugin('vcard', {
-  _connection: null,
-  init: function(conn) {
-    this._connection = conn;
-    return Strophe.addNamespace('VCARD', 'vcard-temp');
-  },
-  /*Function
-    Retrieve a vCard for a JID/Entity
-    Parameters:
-    (Function) handler_cb - The callback function used to handle the request.
-    (String) jid - optional - The name of the entity to request the vCard
-       If no jid is given, this function retrieves the current user's vcard.
-  */
-
-  get: function(handler_cb, jid, error_cb) {
-    var iq;
-    iq = buildIq("get", jid);
-    return this._connection.sendIQ(iq, handler_cb, error_cb);
-  },
-  /* Function
-      Set an entity's vCard.
-  */
-
-  set: function(handler_cb, vCardEl, jid, error_cb) {
-    var iq;
-    iq = buildIq("set", jid, vCardEl);
-    return this._connection.sendIQ(iq, handler_cb, error_rb);
-  }
-});
-
-/*!
- * Source: lib/strophe.jinglejs/strophe.jinglejs-bundle.js, license: MIT, url: https://github.com/sualko/strophe.jinglejs
- */
-/*!
- * strophe.jinglejs v0.1.1 - 2015-08-05
- * 
- * Copyright (c) 2015 Klaus Herberth <klaus at jsxc.org> <br>
- * Released under the MIT license
- * 
- * Please see https://github.com/sualko/strophe.jinglejs/
- * 
- * @author Klaus Herberth <klaus at jsxc.org>
- * @version 0.1.1
- * @license MIT
- */
-
-(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
-
-},{}],2:[function(require,module,exports){
-/*!
- * The buffer module from node.js, for the browser.
- *
- * @author   Feross Aboukhadijeh <feross at feross.org> <http://feross.org>
- * @license  MIT
- */
-
-var base64 = require('base64-js')
-var ieee754 = require('ieee754')
-var isArray = require('is-array')
-
-exports.Buffer = Buffer
-exports.SlowBuffer = SlowBuffer
-exports.INSPECT_MAX_BYTES = 50
-Buffer.poolSize = 8192 // not used by this implementation
-
-var kMaxLength = 0x3fffffff
-var rootParent = {}
-
-/**
- * If `Buffer.TYPED_ARRAY_SUPPORT`:
- *   === true    Use Uint8Array implementation (fastest)
- *   === false   Use Object implementation (most compatible, even IE6)
- *
- * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
- * Opera 11.6+, iOS 4.2+.
- *
- * Note:
- *
- * - Implementation must support adding new properties to `Uint8Array` instances.
- *   Firefox 4-29 lacked support, fixed in Firefox 30+.
- *   See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
- *
- *  - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
- *
- *  - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
- *    incorrect length in some situations.
- *
- * We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they will
- * get the Object implementation, which is slower but will work correctly.
- */
-Buffer.TYPED_ARRAY_SUPPORT = (function () {
-  try {
-    var buf = new ArrayBuffer(0)
-    var arr = new Uint8Array(buf)
-    arr.foo = function () { return 42 }
-    return arr.foo() === 42 && // typed array instances can be augmented
-        typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray`
-        new Uint8Array(1).subarray(1, 1).byteLength === 0 // ie10 has broken `subarray`
-  } catch (e) {
-    return false
-  }
-})()
-
-/**
- * Class: Buffer
- * =============
- *
- * The Buffer constructor returns instances of `Uint8Array` that are augmented
- * with function properties for all the node `Buffer` API functions. We use
- * `Uint8Array` so that square bracket notation works as expected -- it returns
- * a single octet.
- *
- * By augmenting the instances, we can avoid modifying the `Uint8Array`
- * prototype.
- */
-function Buffer (arg) {
-  if (!(this instanceof Buffer)) {
-    // Avoid going through an ArgumentsAdaptorTrampoline in the common case.
-    if (arguments.length > 1) return new Buffer(arg, arguments[1])
-    return new Buffer(arg)
-  }
-
-  this.length = 0
-  this.parent = undefined
-
-  // Common case.
-  if (typeof arg === 'number') {
-    return fromNumber(this, arg)
-  }
-
-  // Slightly less common case.
-  if (typeof arg === 'string') {
-    return fromString(this, arg, arguments.length > 1 ? arguments[1] : 'utf8')
-  }
-
-  // Unusual.
-  return fromObject(this, arg)
-}
-
-function fromNumber (that, length) {
-  that = allocate(that, length < 0 ? 0 : checked(length) | 0)
-  if (!Buffer.TYPED_ARRAY_SUPPORT) {
-    for (var i = 0; i < length; i++) {
-      that[i] = 0
-    }
-  }
-  return that
-}
-
-function fromString (that, string, encoding) {
-  if (typeof encoding !== 'string' || encoding === '') encoding = 'utf8'
-
-  // Assumption: byteLength() return value is always < kMaxLength.
-  var length = byteLength(string, encoding) | 0
-  that = allocate(that, length)
-
-  that.write(string, encoding)
-  return that
-}
-
-function fromObject (that, object) {
-  if (Buffer.isBuffer(object)) return fromBuffer(that, object)
-
-  if (isArray(object)) return fromArray(that, object)
-
-  if (object == null) {
-    throw new TypeError('must start with number, buffer, array or string')
-  }
-
-  if (typeof ArrayBuffer !== 'undefined' && object.buffer instanceof ArrayBuffer) {
-    return fromTypedArray(that, object)
-  }
-
-  if (object.length) return fromArrayLike(that, object)
-
-  return fromJsonObject(that, object)
-}
-
-function fromBuffer (that, buffer) {
-  var length = checked(buffer.length) | 0
-  that = allocate(that, length)
-  buffer.copy(that, 0, 0, length)
-  return that
-}
-
-function fromArray (that, array) {
-  var length = checked(array.length) | 0
-  that = allocate(that, length)
-  for (var i = 0; i < length; i += 1) {
-    that[i] = array[i] & 255
-  }
-  return that
-}
-
-// Duplicate of fromArray() to keep fromArray() monomorphic.
-function fromTypedArray (that, array) {
-  var length = checked(array.length) | 0
-  that = allocate(that, length)
-  // Truncating the elements is probably not what people expect from typed
-  // arrays with BYTES_PER_ELEMENT > 1 but it's compatible with the behavior
-  // of the old Buffer constructor.
-  for (var i = 0; i < length; i += 1) {
-    that[i] = array[i] & 255
-  }
-  return that
-}
-
-function fromArrayLike (that, array) {
-  var length = checked(array.length) | 0
-  that = allocate(that, length)
-  for (var i = 0; i < length; i += 1) {
-    that[i] = array[i] & 255
-  }
-  return that
-}
-
-// Deserialize { type: 'Buffer', data: [1,2,3,...] } into a Buffer object.
-// Returns a zero-length buffer for inputs that don't conform to the spec.
-function fromJsonObject (that, object) {
-  var array
-  var length = 0
-
-  if (object.type === 'Buffer' && isArray(object.data)) {
-    array = object.data
-    length = checked(array.length) | 0
-  }
-  that = allocate(that, length)
-
-  for (var i = 0; i < length; i += 1) {
-    that[i] = array[i] & 255
-  }
-  return that
-}
-
-function allocate (that, length) {
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    // Return an augmented `Uint8Array` instance, for best performance
-    that = Buffer._augment(new Uint8Array(length))
-  } else {
-    // Fallback: Return an object instance of the Buffer class
-    that.length = length
-    that._isBuffer = true
-  }
-
-  var fromPool = length !== 0 && length <= Buffer.poolSize >>> 1
-  if (fromPool) that.parent = rootParent
-
-  return that
-}
-
-function checked (length) {
-  // Note: cannot use `length < kMaxLength` here because that fails when
-  // length is NaN (which is otherwise coerced to zero.)
-  if (length >= kMaxLength) {
-    throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
-                         'size: 0x' + kMaxLength.toString(16) + ' bytes')
-  }
-  return length | 0
-}
-
-function SlowBuffer (subject, encoding) {
-  if (!(this instanceof SlowBuffer)) return new SlowBuffer(subject, encoding)
-
-  var buf = new Buffer(subject, encoding)
-  delete buf.parent
-  return buf
-}
-
-Buffer.isBuffer = function isBuffer (b) {
-  return !!(b != null && b._isBuffer)
-}
-
-Buffer.compare = function compare (a, b) {
-  if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) {
-    throw new TypeError('Arguments must be Buffers')
-  }
-
-  if (a === b) return 0
-
-  var x = a.length
-  var y = b.length
-
-  var i = 0
-  var len = Math.min(x, y)
-  while (i < len) {
-    if (a[i] !== b[i]) break
-
-    ++i
-  }
-
-  if (i !== len) {
-    x = a[i]
-    y = b[i]
-  }
-
-  if (x < y) return -1
-  if (y < x) return 1
-  return 0
-}
-
-Buffer.isEncoding = function isEncoding (encoding) {
-  switch (String(encoding).toLowerCase()) {
-    case 'hex':
-    case 'utf8':
-    case 'utf-8':
-    case 'ascii':
-    case 'binary':
-    case 'base64':
-    case 'raw':
-    case 'ucs2':
-    case 'ucs-2':
-    case 'utf16le':
-    case 'utf-16le':
-      return true
-    default:
-      return false
-  }
-}
-
-Buffer.concat = function concat (list, length) {
-  if (!isArray(list)) throw new TypeError('list argument must be an Array of Buffers.')
-
-  if (list.length === 0) {
-    return new Buffer(0)
-  } else if (list.length === 1) {
-    return list[0]
-  }
-
-  var i
-  if (length === undefined) {
-    length = 0
-    for (i = 0; i < list.length; i++) {
-      length += list[i].length
-    }
-  }
-
-  var buf = new Buffer(length)
-  var pos = 0
-  for (i = 0; i < list.length; i++) {
-    var item = list[i]
-    item.copy(buf, pos)
-    pos += item.length
-  }
-  return buf
-}
-
-function byteLength (string, encoding) {
-  if (typeof string !== 'string') string = String(string)
-
-  if (string.length === 0) return 0
-
-  switch (encoding || 'utf8') {
-    case 'ascii':
-    case 'binary':
-    case 'raw':
-      return string.length
-    case 'ucs2':
-    case 'ucs-2':
-    case 'utf16le':
-    case 'utf-16le':
-      return string.length * 2
-    case 'hex':
-      return string.length >>> 1
-    case 'utf8':
-    case 'utf-8':
-      return utf8ToBytes(string).length
-    case 'base64':
-      return base64ToBytes(string).length
-    default:
-      return string.length
-  }
-}
-Buffer.byteLength = byteLength
-
-// pre-set for values that may exist in the future
-Buffer.prototype.length = undefined
-Buffer.prototype.parent = undefined
-
-// toString(encoding, start=0, end=buffer.length)
-Buffer.prototype.toString = function toString (encoding, start, end) {
-  var loweredCase = false
-
-  start = start | 0
-  end = end === undefined || end === Infinity ? this.length : end | 0
-
-  if (!encoding) encoding = 'utf8'
-  if (start < 0) start = 0
-  if (end > this.length) end = this.length
-  if (end <= start) return ''
-
-  while (true) {
-    switch (encoding) {
-      case 'hex':
-        return hexSlice(this, start, end)
-
-      case 'utf8':
-      case 'utf-8':
-        return utf8Slice(this, start, end)
-
-      case 'ascii':
-        return asciiSlice(this, start, end)
-
-      case 'binary':
-        return binarySlice(this, start, end)
-
-      case 'base64':
-        return base64Slice(this, start, end)
-
-      case 'ucs2':
-      case 'ucs-2':
-      case 'utf16le':
-      case 'utf-16le':
-        return utf16leSlice(this, start, end)
-
-      default:
-        if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
-        encoding = (encoding + '').toLowerCase()
-        loweredCase = true
-    }
-  }
-}
-
-Buffer.prototype.equals = function equals (b) {
-  if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
-  if (this === b) return true
-  return Buffer.compare(this, b) === 0
-}
-
-Buffer.prototype.inspect = function inspect () {
-  var str = ''
-  var max = exports.INSPECT_MAX_BYTES
-  if (this.length > 0) {
-    str = this.toString('hex', 0, max).match(/.{2}/g).join(' ')
-    if (this.length > max) str += ' ... '
-  }
-  return '<Buffer ' + str + '>'
-}
-
-Buffer.prototype.compare = function compare (b) {
-  if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
-  if (this === b) return 0
-  return Buffer.compare(this, b)
-}
-
-Buffer.prototype.indexOf = function indexOf (val, byteOffset) {
-  if (byteOffset > 0x7fffffff) byteOffset = 0x7fffffff
-  else if (byteOffset < -0x80000000) byteOffset = -0x80000000
-  byteOffset >>= 0
-
-  if (this.length === 0) return -1
-  if (byteOffset >= this.length) return -1
-
-  // Negative offsets start from the end of the buffer
-  if (byteOffset < 0) byteOffset = Math.max(this.length + byteOffset, 0)
-
-  if (typeof val === 'string') {
-    if (val.length === 0) return -1 // special case: looking for empty string always fails
-    return String.prototype.indexOf.call(this, val, byteOffset)
-  }
-  if (Buffer.isBuffer(val)) {
-    return arrayIndexOf(this, val, byteOffset)
-  }
-  if (typeof val === 'number') {
-    if (Buffer.TYPED_ARRAY_SUPPORT && Uint8Array.prototype.indexOf === 'function') {
-      return Uint8Array.prototype.indexOf.call(this, val, byteOffset)
-    }
-    return arrayIndexOf(this, [ val ], byteOffset)
-  }
-
-  function arrayIndexOf (arr, val, byteOffset) {
-    var foundIndex = -1
-    for (var i = 0; byteOffset + i < arr.length; i++) {
-      if (arr[byteOffset + i] === val[foundIndex === -1 ? 0 : i - foundIndex]) {
-        if (foundIndex === -1) foundIndex = i
-        if (i - foundIndex + 1 === val.length) return byteOffset + foundIndex
-      } else {
-        foundIndex = -1
-      }
-    }
-    return -1
-  }
-
-  throw new TypeError('val must be string, number or Buffer')
-}
-
-// `get` will be removed in Node 0.13+
-Buffer.prototype.get = function get (offset) {
-  console.log('.get() is deprecated. Access using array indexes instead.')
-  return this.readUInt8(offset)
-}
-
-// `set` will be removed in Node 0.13+
-Buffer.prototype.set = function set (v, offset) {
-  console.log('.set() is deprecated. Access using array indexes instead.')
-  return this.writeUInt8(v, offset)
-}
-
-function hexWrite (buf, string, offset, length) {
-  offset = Number(offset) || 0
-  var remaining = buf.length - offset
-  if (!length) {
-    length = remaining
-  } else {
-    length = Number(length)
-    if (length > remaining) {
-      length = remaining
-    }
-  }
-
-  // must be an even number of digits
-  var strLen = string.length
-  if (strLen % 2 !== 0) throw new Error('Invalid hex string')
-
-  if (length > strLen / 2) {
-    length = strLen / 2
-  }
-  for (var i = 0; i < length; i++) {
-    var parsed = parseInt(string.substr(i * 2, 2), 16)
-    if (isNaN(parsed)) throw new Error('Invalid hex string')
-    buf[offset + i] = parsed
-  }
-  return i
-}
-
-function utf8Write (buf, string, offset, length) {
-  return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
-}
-
-function asciiWrite (buf, string, offset, length) {
-  return blitBuffer(asciiToBytes(string), buf, offset, length)
-}
-
-function binaryWrite (buf, string, offset, length) {
-  return asciiWrite(buf, string, offset, length)
-}
-
-function base64Write (buf, string, offset, length) {
-  return blitBuffer(base64ToBytes(string), buf, offset, length)
-}
-
-function ucs2Write (buf, string, offset, length) {
-  return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
-}
-
-Buffer.prototype.write = function write (string, offset, length, encoding) {
-  // Buffer#write(string)
-  if (offset === undefined) {
-    encoding = 'utf8'
-    length = this.length
-    offset = 0
-  // Buffer#write(string, encoding)
-  } else if (length === undefined && typeof offset === 'string') {
-    encoding = offset
-    length = this.length
-    offset = 0
-  // Buffer#write(string, offset[, length][, encoding])
-  } else if (isFinite(offset)) {
-    offset = offset | 0
-    if (isFinite(length)) {
-      length = length | 0
-      if (encoding === undefined) encoding = 'utf8'
-    } else {
-      encoding = length
-      length = undefined
-    }
-  // legacy write(string, encoding, offset, length) - remove in v0.13
-  } else {
-    var swap = encoding
-    encoding = offset
-    offset = length | 0
-    length = swap
-  }
-
-  var remaining = this.length - offset
-  if (length === undefined || length > remaining) length = remaining
-
-  if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
-    throw new RangeError('attempt to write outside buffer bounds')
-  }
-
-  if (!encoding) encoding = 'utf8'
-
-  var loweredCase = false
-  for (;;) {
-    switch (encoding) {
-      case 'hex':
-        return hexWrite(this, string, offset, length)
-
-      case 'utf8':
-      case 'utf-8':
-        return utf8Write(this, string, offset, length)
-
-      case 'ascii':
-        return asciiWrite(this, string, offset, length)
-
-      case 'binary':
-        return binaryWrite(this, string, offset, length)
-
-      case 'base64':
-        // Warning: maxLength not taken into account in base64Write
-        return base64Write(this, string, offset, length)
-
-      case 'ucs2':
-      case 'ucs-2':
-      case 'utf16le':
-      case 'utf-16le':
-        return ucs2Write(this, string, offset, length)
-
-      default:
-        if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
-        encoding = ('' + encoding).toLowerCase()
-        loweredCase = true
-    }
-  }
-}
-
-Buffer.prototype.toJSON = function toJSON () {
-  return {
-    type: 'Buffer',
-    data: Array.prototype.slice.call(this._arr || this, 0)
-  }
-}
-
-function base64Slice (buf, start, end) {
-  if (start === 0 && end === buf.length) {
-    return base64.fromByteArray(buf)
-  } else {
-    return base64.fromByteArray(buf.slice(start, end))
-  }
-}
-
-function utf8Slice (buf, start, end) {
-  var res = ''
-  var tmp = ''
-  end = Math.min(buf.length, end)
-
-  for (var i = start; i < end; i++) {
-    if (buf[i] <= 0x7F) {
-      res += decodeUtf8Char(tmp) + String.fromCharCode(buf[i])
-      tmp = ''
-    } else {
-      tmp += '%' + buf[i].toString(16)
-    }
-  }
-
-  return res + decodeUtf8Char(tmp)
-}
-
-function asciiSlice (buf, start, end) {
-  var ret = ''
-  end = Math.min(buf.length, end)
-
-  for (var i = start; i < end; i++) {
-    ret += String.fromCharCode(buf[i] & 0x7F)
-  }
-  return ret
-}
-
-function binarySlice (buf, start, end) {
-  var ret = ''
-  end = Math.min(buf.length, end)
-
-  for (var i = start; i < end; i++) {
-    ret += String.fromCharCode(buf[i])
-  }
-  return ret
-}
-
-function hexSlice (buf, start, end) {
-  var len = buf.length
-
-  if (!start || start < 0) start = 0
-  if (!end || end < 0 || end > len) end = len
-
-  var out = ''
-  for (var i = start; i < end; i++) {
-    out += toHex(buf[i])
-  }
-  return out
-}
-
-function utf16leSlice (buf, start, end) {
-  var bytes = buf.slice(start, end)
-  var res = ''
-  for (var i = 0; i < bytes.length; i += 2) {
-    res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256)
-  }
-  return res
-}
-
-Buffer.prototype.slice = function slice (start, end) {
-  var len = this.length
-  start = ~~start
-  end = end === undefined ? len : ~~end
-
-  if (start < 0) {
-    start += len
-    if (start < 0) start = 0
-  } else if (start > len) {
-    start = len
-  }
-
-  if (end < 0) {
-    end += len
-    if (end < 0) end = 0
-  } else if (end > len) {
-    end = len
-  }
-
-  if (end < start) end = start
-
-  var newBuf
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    newBuf = Buffer._augment(this.subarray(start, end))
-  } else {
-    var sliceLen = end - start
-    newBuf = new Buffer(sliceLen, undefined)
-    for (var i = 0; i < sliceLen; i++) {
-      newBuf[i] = this[i + start]
-    }
-  }
-
-  if (newBuf.length) newBuf.parent = this.parent || this
-
-  return newBuf
-}
-
-/*
- * Need to make sure that buffer isn't trying to write out of bounds.
- */
-function checkOffset (offset, ext, length) {
-  if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
-  if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
-}
-
-Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) checkOffset(offset, byteLength, this.length)
-
-  var val = this[offset]
-  var mul = 1
-  var i = 0
-  while (++i < byteLength && (mul *= 0x100)) {
-    val += this[offset + i] * mul
-  }
-
-  return val
-}
-
-Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) {
-    checkOffset(offset, byteLength, this.length)
-  }
-
-  var val = this[offset + --byteLength]
-  var mul = 1
-  while (byteLength > 0 && (mul *= 0x100)) {
-    val += this[offset + --byteLength] * mul
-  }
-
-  return val
-}
-
-Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 1, this.length)
-  return this[offset]
-}
-
-Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 2, this.length)
-  return this[offset] | (this[offset + 1] << 8)
-}
-
-Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 2, this.length)
-  return (this[offset] << 8) | this[offset + 1]
-}
-
-Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-
-  return ((this[offset]) |
-      (this[offset + 1] << 8) |
-      (this[offset + 2] << 16)) +
-      (this[offset + 3] * 0x1000000)
-}
-
-Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-
-  return (this[offset] * 0x1000000) +
-    ((this[offset + 1] << 16) |
-    (this[offset + 2] << 8) |
-    this[offset + 3])
-}
-
-Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) checkOffset(offset, byteLength, this.length)
-
-  var val = this[offset]
-  var mul = 1
-  var i = 0
-  while (++i < byteLength && (mul *= 0x100)) {
-    val += this[offset + i] * mul
-  }
-  mul *= 0x80
-
-  if (val >= mul) val -= Math.pow(2, 8 * byteLength)
-
-  return val
-}
-
-Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) checkOffset(offset, byteLength, this.length)
-
-  var i = byteLength
-  var mul = 1
-  var val = this[offset + --i]
-  while (i > 0 && (mul *= 0x100)) {
-    val += this[offset + --i] * mul
-  }
-  mul *= 0x80
-
-  if (val >= mul) val -= Math.pow(2, 8 * byteLength)
-
-  return val
-}
-
-Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 1, this.length)
-  if (!(this[offset] & 0x80)) return (this[offset])
-  return ((0xff - this[offset] + 1) * -1)
-}
-
-Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 2, this.length)
-  var val = this[offset] | (this[offset + 1] << 8)
-  return (val & 0x8000) ? val | 0xFFFF0000 : val
-}
-
-Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 2, this.length)
-  var val = this[offset + 1] | (this[offset] << 8)
-  return (val & 0x8000) ? val | 0xFFFF0000 : val
-}
-
-Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-
-  return (this[offset]) |
-    (this[offset + 1] << 8) |
-    (this[offset + 2] << 16) |
-    (this[offset + 3] << 24)
-}
-
-Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-
-  return (this[offset] << 24) |
-    (this[offset + 1] << 16) |
-    (this[offset + 2] << 8) |
-    (this[offset + 3])
-}
-
-Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-  return ieee754.read(this, offset, true, 23, 4)
-}
-
-Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-  return ieee754.read(this, offset, false, 23, 4)
-}
-
-Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 8, this.length)
-  return ieee754.read(this, offset, true, 52, 8)
-}
-
-Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 8, this.length)
-  return ieee754.read(this, offset, false, 52, 8)
-}
-
-function checkInt (buf, value, offset, ext, max, min) {
-  if (!Buffer.isBuffer(buf)) throw new TypeError('buffer must be a Buffer instance')
-  if (value > max || value < min) throw new RangeError('value is out of bounds')
-  if (offset + ext > buf.length) throw new RangeError('index out of range')
-}
-
-Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
-  value = +value
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) checkInt(this, value, offset, byteLength, Math.pow(2, 8 * byteLength), 0)
-
-  var mul = 1
-  var i = 0
-  this[offset] = value & 0xFF
-  while (++i < byteLength && (mul *= 0x100)) {
-    this[offset + i] = (value / mul) & 0xFF
-  }
-
-  return offset + byteLength
-}
-
-Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
-  value = +value
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) checkInt(this, value, offset, byteLength, Math.pow(2, 8 * byteLength), 0)
-
-  var i = byteLength - 1
-  var mul = 1
-  this[offset + i] = value & 0xFF
-  while (--i >= 0 && (mul *= 0x100)) {
-    this[offset + i] = (value / mul) & 0xFF
-  }
-
-  return offset + byteLength
-}
-
-Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0)
-  if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
-  this[offset] = value
-  return offset + 1
-}
-
-function objectWriteUInt16 (buf, value, offset, littleEndian) {
-  if (value < 0) value = 0xffff + value + 1
-  for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; i++) {
-    buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
-      (littleEndian ? i : 1 - i) * 8
-  }
-}
-
-Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = value
-    this[offset + 1] = (value >>> 8)
-  } else {
-    objectWriteUInt16(this, value, offset, true)
-  }
-  return offset + 2
-}
-
-Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value >>> 8)
-    this[offset + 1] = value
-  } else {
-    objectWriteUInt16(this, value, offset, false)
-  }
-  return offset + 2
-}
-
-function objectWriteUInt32 (buf, value, offset, littleEndian) {
-  if (value < 0) value = 0xffffffff + value + 1
-  for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; i++) {
-    buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff
-  }
-}
-
-Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset + 3] = (value >>> 24)
-    this[offset + 2] = (value >>> 16)
-    this[offset + 1] = (value >>> 8)
-    this[offset] = value
-  } else {
-    objectWriteUInt32(this, value, offset, true)
-  }
-  return offset + 4
-}
-
-Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value >>> 24)
-    this[offset + 1] = (value >>> 16)
-    this[offset + 2] = (value >>> 8)
-    this[offset + 3] = value
-  } else {
-    objectWriteUInt32(this, value, offset, false)
-  }
-  return offset + 4
-}
-
-Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) {
-    var limit = Math.pow(2, 8 * byteLength - 1)
-
-    checkInt(this, value, offset, byteLength, limit - 1, -limit)
-  }
-
-  var i = 0
-  var mul = 1
-  var sub = value < 0 ? 1 : 0
-  this[offset] = value & 0xFF
-  while (++i < byteLength && (mul *= 0x100)) {
-    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
-  }
-
-  return offset + byteLength
-}
-
-Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) {
-    var limit = Math.pow(2, 8 * byteLength - 1)
-
-    checkInt(this, value, offset, byteLength, limit - 1, -limit)
-  }
-
-  var i = byteLength - 1
-  var mul = 1
-  var sub = value < 0 ? 1 : 0
-  this[offset + i] = value & 0xFF
-  while (--i >= 0 && (mul *= 0x100)) {
-    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
-  }
-
-  return offset + byteLength
-}
-
-Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80)
-  if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
-  if (value < 0) value = 0xff + value + 1
-  this[offset] = value
-  return offset + 1
-}
-
-Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = value
-    this[offset + 1] = (value >>> 8)
-  } else {
-    objectWriteUInt16(this, value, offset, true)
-  }
-  return offset + 2
-}
-
-Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value >>> 8)
-    this[offset + 1] = value
-  } else {
-    objectWriteUInt16(this, value, offset, false)
-  }
-  return offset + 2
-}
-
-Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = value
-    this[offset + 1] = (value >>> 8)
-    this[offset + 2] = (value >>> 16)
-    this[offset + 3] = (value >>> 24)
-  } else {
-    objectWriteUInt32(this, value, offset, true)
-  }
-  return offset + 4
-}
-
-Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
-  if (value < 0) value = 0xffffffff + value + 1
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value >>> 24)
-    this[offset + 1] = (value >>> 16)
-    this[offset + 2] = (value >>> 8)
-    this[offset + 3] = value
-  } else {
-    objectWriteUInt32(this, value, offset, false)
-  }
-  return offset + 4
-}
-
-function checkIEEE754 (buf, value, offset, ext, max, min) {
-  if (value > max || value < min) throw new RangeError('value is out of bounds')
-  if (offset + ext > buf.length) throw new RangeError('index out of range')
-  if (offset < 0) throw new RangeError('index out of range')
-}
-
-function writeFloat (buf, value, offset, littleEndian, noAssert) {
-  if (!noAssert) {
-    checkIEEE754(buf, value, offset, 4, 3.4028234663852886e+38, -3.4028234663852886e+38)
-  }
-  ieee754.write(buf, value, offset, littleEndian, 23, 4)
-  return offset + 4
-}
-
-Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
-  return writeFloat(this, value, offset, true, noAssert)
-}
-
-Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
-  return writeFloat(this, value, offset, false, noAssert)
-}
-
-function writeDouble (buf, value, offset, littleEndian, noAssert) {
-  if (!noAssert) {
-    checkIEEE754(buf, value, offset, 8, 1.7976931348623157E+308, -1.7976931348623157E+308)
-  }
-  ieee754.write(buf, value, offset, littleEndian, 52, 8)
-  return offset + 8
-}
-
-Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
-  return writeDouble(this, value, offset, true, noAssert)
-}
-
-Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
-  return writeDouble(this, value, offset, false, noAssert)
-}
-
-// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
-Buffer.prototype.copy = function copy (target, targetStart, start, end) {
-  if (!start) start = 0
-  if (!end && end !== 0) end = this.length
-  if (targetStart >= target.length) targetStart = target.length
-  if (!targetStart) targetStart = 0
-  if (end > 0 && end < start) end = start
-
-  // Copy 0 bytes; we're done
-  if (end === start) return 0
-  if (target.length === 0 || this.length === 0) return 0
-
-  // Fatal error conditions
-  if (targetStart < 0) {
-    throw new RangeError('targetStart out of bounds')
-  }
-  if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
-  if (end < 0) throw new RangeError('sourceEnd out of bounds')
-
-  // Are we oob?
-  if (end > this.length) end = this.length
-  if (target.length - targetStart < end - start) {
-    end = target.length - targetStart + start
-  }
-
-  var len = end - start
-
-  if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
-    for (var i = 0; i < len; i++) {
-      target[i + targetStart] = this[i + start]
-    }
-  } else {
-    target._set(this.subarray(start, start + len), targetStart)
-  }
-
-  return len
-}
-
-// fill(value, start=0, end=buffer.length)
-Buffer.prototype.fill = function fill (value, start, end) {
-  if (!value) value = 0
-  if (!start) start = 0
-  if (!end) end = this.length
-
-  if (end < start) throw new RangeError('end < start')
-
-  // Fill 0 bytes; we're done
-  if (end === start) return
-  if (this.length === 0) return
-
-  if (start < 0 || start >= this.length) throw new RangeError('start out of bounds')
-  if (end < 0 || end > this.length) throw new RangeError('end out of bounds')
-
-  var i
-  if (typeof value === 'number') {
-    for (i = start; i < end; i++) {
-      this[i] = value
-    }
-  } else {
-    var bytes = utf8ToBytes(value.toString())
-    var len = bytes.length
-    for (i = start; i < end; i++) {
-      this[i] = bytes[i % len]
-    }
-  }
-
-  return this
-}
-
-/**
- * Creates a new `ArrayBuffer` with the *copied* memory of the buffer instance.
- * Added in Node 0.12. Only available in browsers that support ArrayBuffer.
- */
-Buffer.prototype.toArrayBuffer = function toArrayBuffer () {
-  if (typeof Uint8Array !== 'undefined') {
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      return (new Buffer(this)).buffer
-    } else {
-      var buf = new Uint8Array(this.length)
-      for (var i = 0, len = buf.length; i < len; i += 1) {
-        buf[i] = this[i]
-      }
-      return buf.buffer
-    }
-  } else {
-    throw new TypeError('Buffer.toArrayBuffer not supported in this browser')
-  }
-}
-
-// HELPER FUNCTIONS
-// ================
-
-var BP = Buffer.prototype
-
-/**
- * Augment a Uint8Array *instance* (not the Uint8Array class!) with Buffer methods
- */
-Buffer._augment = function _augment (arr) {
-  arr.constructor = Buffer
-  arr._isBuffer = true
-
-  // save reference to original Uint8Array set method before overwriting
-  arr._set = arr.set
-
-  // deprecated, will be removed in node 0.13+
-  arr.get = BP.get
-  arr.set = BP.set
-
-  arr.write = BP.write
-  arr.toString = BP.toString
-  arr.toLocaleString = BP.toString
-  arr.toJSON = BP.toJSON
-  arr.equals = BP.equals
-  arr.compare = BP.compare
-  arr.indexOf = BP.indexOf
-  arr.copy = BP.copy
-  arr.slice = BP.slice
-  arr.readUIntLE = BP.readUIntLE
-  arr.readUIntBE = BP.readUIntBE
-  arr.readUInt8 = BP.readUInt8
-  arr.readUInt16LE = BP.readUInt16LE
-  arr.readUInt16BE = BP.readUInt16BE
-  arr.readUInt32LE = BP.readUInt32LE
-  arr.readUInt32BE = BP.readUInt32BE
-  arr.readIntLE = BP.readIntLE
-  arr.readIntBE = BP.readIntBE
-  arr.readInt8 = BP.readInt8
-  arr.readInt16LE = BP.readInt16LE
-  arr.readInt16BE = BP.readInt16BE
-  arr.readInt32LE = BP.readInt32LE
-  arr.readInt32BE = BP.readInt32BE
-  arr.readFloatLE = BP.readFloatLE
-  arr.readFloatBE = BP.readFloatBE
-  arr.readDoubleLE = BP.readDoubleLE
-  arr.readDoubleBE = BP.readDoubleBE
-  arr.writeUInt8 = BP.writeUInt8
-  arr.writeUIntLE = BP.writeUIntLE
-  arr.writeUIntBE = BP.writeUIntBE
-  arr.writeUInt16LE = BP.writeUInt16LE
-  arr.writeUInt16BE = BP.writeUInt16BE
-  arr.writeUInt32LE = BP.writeUInt32LE
-  arr.writeUInt32BE = BP.writeUInt32BE
-  arr.writeIntLE = BP.writeIntLE
-  arr.writeIntBE = BP.writeIntBE
-  arr.writeInt8 = BP.writeInt8
-  arr.writeInt16LE = BP.writeInt16LE
-  arr.writeInt16BE = BP.writeInt16BE
-  arr.writeInt32LE = BP.writeInt32LE
-  arr.writeInt32BE = BP.writeInt32BE
-  arr.writeFloatLE = BP.writeFloatLE
-  arr.writeFloatBE = BP.writeFloatBE
-  arr.writeDoubleLE = BP.writeDoubleLE
-  arr.writeDoubleBE = BP.writeDoubleBE
-  arr.fill = BP.fill
-  arr.inspect = BP.inspect
-  arr.toArrayBuffer = BP.toArrayBuffer
-
-  return arr
-}
-
-var INVALID_BASE64_RE = /[^+\/0-9A-z\-]/g
-
-function base64clean (str) {
-  // Node strips out invalid characters like \n and \t from the string, base64-js does not
-  str = stringtrim(str).replace(INVALID_BASE64_RE, '')
-  // Node converts strings with length < 2 to ''
-  if (str.length < 2) return ''
-  // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
-  while (str.length % 4 !== 0) {
-    str = str + '='
-  }
-  return str
-}
-
-function stringtrim (str) {
-  if (str.trim) return str.trim()
-  return str.replace(/^\s+|\s+$/g, '')
-}
-
-function toHex (n) {
-  if (n < 16) return '0' + n.toString(16)
-  return n.toString(16)
-}
-
-function utf8ToBytes (string, units) {
-  units = units || Infinity
-  var codePoint
-  var length = string.length
-  var leadSurrogate = null
-  var bytes = []
-  var i = 0
-
-  for (; i < length; i++) {
-    codePoint = string.charCodeAt(i)
-
-    // is surrogate component
-    if (codePoint > 0xD7FF && codePoint < 0xE000) {
-      // last char was a lead
-      if (leadSurrogate) {
-        // 2 leads in a row
-        if (codePoint < 0xDC00) {
-          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
-          leadSurrogate = codePoint
-          continue
-        } else {
-          // valid surrogate pair
-          codePoint = leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00 | 0x10000
-          leadSurrogate = null
-        }
-      } else {
-        // no lead yet
-
-        if (codePoint > 0xDBFF) {
-          // unexpected trail
-          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
-          continue
-        } else if (i + 1 === length) {
-          // unpaired lead
-          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
-          continue
-        } else {
-          // valid lead
-          leadSurrogate = codePoint
-          continue
-        }
-      }
-    } else if (leadSurrogate) {
-      // valid bmp char, but last char was a lead
-      if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
-      leadSurrogate = null
-    }
-
-    // encode utf8
-    if (codePoint < 0x80) {
-      if ((units -= 1) < 0) break
-      bytes.push(codePoint)
-    } else if (codePoint < 0x800) {
-      if ((units -= 2) < 0) break
-      bytes.push(
-        codePoint >> 0x6 | 0xC0,
-        codePoint & 0x3F | 0x80
-      )
-    } else if (codePoint < 0x10000) {
-      if ((units -= 3) < 0) break
-      bytes.push(
-        codePoint >> 0xC | 0xE0,
-        codePoint >> 0x6 & 0x3F | 0x80,
-        codePoint & 0x3F | 0x80
-      )
-    } else if (codePoint < 0x200000) {
-      if ((units -= 4) < 0) break
-      bytes.push(
-        codePoint >> 0x12 | 0xF0,
-        codePoint >> 0xC & 0x3F | 0x80,
-        codePoint >> 0x6 & 0x3F | 0x80,
-        codePoint & 0x3F | 0x80
-      )
-    } else {
-      throw new Error('Invalid code point')
-    }
-  }
-
-  return bytes
-}
-
-function asciiToBytes (str) {
-  var byteArray = []
-  for (var i = 0; i < str.length; i++) {
-    // Node's code seems to be doing this and not & 0x7F..
-    byteArray.push(str.charCodeAt(i) & 0xFF)
-  }
-  return byteArray
-}
-
-function utf16leToBytes (str, units) {
-  var c, hi, lo
-  var byteArray = []
-  for (var i = 0; i < str.length; i++) {
-    if ((units -= 2) < 0) break
-
-    c = str.charCodeAt(i)
-    hi = c >> 8
-    lo = c % 256
-    byteArray.push(lo)
-    byteArray.push(hi)
-  }
-
-  return byteArray
-}
-
-function base64ToBytes (str) {
-  return base64.toByteArray(base64clean(str))
-}
-
-function blitBuffer (src, dst, offset, length) {
-  for (var i = 0; i < length; i++) {
-    if ((i + offset >= dst.length) || (i >= src.length)) break
-    dst[i + offset] = src[i]
-  }
-  return i
-}
-
-function decodeUtf8Char (str) {
-  try {
-    return decodeURIComponent(str)
-  } catch (err) {
-    return String.fromCharCode(0xFFFD) // UTF 8 invalid char
-  }
-}
-
-},{"base64-js":3,"ieee754":4,"is-array":5}],3:[function(require,module,exports){
-var lookup = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
-
-;(function (exports) {
-	'use strict';
-
-  var Arr = (typeof Uint8Array !== 'undefined')
-    ? Uint8Array
-    : Array
-
-	var PLUS   = '+'.charCodeAt(0)
-	var SLASH  = '/'.charCodeAt(0)
-	var NUMBER = '0'.charCodeAt(0)
-	var LOWER  = 'a'.charCodeAt(0)
-	var UPPER  = 'A'.charCodeAt(0)
-	var PLUS_URL_SAFE = '-'.charCodeAt(0)
-	var SLASH_URL_SAFE = '_'.charCodeAt(0)
-
-	function decode (elt) {
-		var code = elt.charCodeAt(0)
-		if (code === PLUS ||
-		    code === PLUS_URL_SAFE)
-			return 62 // '+'
-		if (code === SLASH ||
-		    code === SLASH_URL_SAFE)
-			return 63 // '/'
-		if (code < NUMBER)
-			return -1 //no match
-		if (code < NUMBER + 10)
-			return code - NUMBER + 26 + 26
-		if (code < UPPER + 26)
-			return code - UPPER
-		if (code < LOWER + 26)
-			return code - LOWER + 26
-	}
-
-	function b64ToByteArray (b64) {
-		var i, j, l, tmp, placeHolders, arr
-
-		if (b64.length % 4 > 0) {
-			throw new Error('Invalid string. Length must be a multiple of 4')
-		}
-
-		// the number of equal signs (place holders)
-		// if there are two placeholders, than the two characters before it
-		// represent one byte
-		// if there is only one, then the three characters before it represent 2 bytes
-		// this is just a cheap hack to not do indexOf twice
-		var len = b64.length
-		placeHolders = '=' === b64.charAt(len - 2) ? 2 : '=' === b64.charAt(len - 1) ? 1 : 0
-
-		// base64 is 4/3 + up to two characters of the original data
-		arr = new Arr(b64.length * 3 / 4 - placeHolders)
-
-		// if there are placeholders, only get up to the last complete 4 chars
-		l = placeHolders > 0 ? b64.length - 4 : b64.length
-
-		var L = 0
-
-		function push (v) {
-			arr[L++] = v
-		}
-
-		for (i = 0, j = 0; i < l; i += 4, j += 3) {
-			tmp = (decode(b64.charAt(i)) << 18) | (decode(b64.charAt(i + 1)) << 12) | (decode(b64.charAt(i + 2)) << 6) | decode(b64.charAt(i + 3))
-			push((tmp & 0xFF0000) >> 16)
-			push((tmp & 0xFF00) >> 8)
-			push(tmp & 0xFF)
-		}
-
-		if (placeHolders === 2) {
-			tmp = (decode(b64.charAt(i)) << 2) | (decode(b64.charAt(i + 1)) >> 4)
-			push(tmp & 0xFF)
-		} else if (placeHolders === 1) {
-			tmp = (decode(b64.charAt(i)) << 10) | (decode(b64.charAt(i + 1)) << 4) | (decode(b64.charAt(i + 2)) >> 2)
-			push((tmp >> 8) & 0xFF)
-			push(tmp & 0xFF)
-		}
-
-		return arr
-	}
-
-	function uint8ToBase64 (uint8) {
-		var i,
-			extraBytes = uint8.length % 3, // if we have 1 byte left, pad 2 bytes
-			output = "",
-			temp, length
-
-		function encode (num) {
-			return lookup.charAt(num)
-		}
-
-		function tripletToBase64 (num) {
-			return encode(num >> 18 & 0x3F) + encode(num >> 12 & 0x3F) + encode(num >> 6 & 0x3F) + encode(num & 0x3F)
-		}
-
-		// go through the array every three bytes, we'll deal with trailing stuff later
-		for (i = 0, length = uint8.length - extraBytes; i < length; i += 3) {
-			temp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2])
-			output += tripletToBase64(temp)
-		}
-
-		// pad the end with zeros, but make sure to not forget the extra bytes
-		switch (extraBytes) {
-			case 1:
-				temp = uint8[uint8.length - 1]
-				output += encode(temp >> 2)
-				output += encode((temp << 4) & 0x3F)
-				output += '=='
-				break
-			case 2:
-				temp = (uint8[uint8.length - 2] << 8) + (uint8[uint8.length - 1])
-				output += encode(temp >> 10)
-				output += encode((temp >> 4) & 0x3F)
-				output += encode((temp << 2) & 0x3F)
-				output += '='
-				break
-		}
-
-		return output
-	}
-
-	exports.toByteArray = b64ToByteArray
-	exports.fromByteArray = uint8ToBase64
-}(typeof exports === 'undefined' ? (this.base64js = {}) : exports))
-
-},{}],4:[function(require,module,exports){
-exports.read = function (buffer, offset, isLE, mLen, nBytes) {
-  var e, m
-  var eLen = nBytes * 8 - mLen - 1
-  var eMax = (1 << eLen) - 1
-  var eBias = eMax >> 1
-  var nBits = -7
-  var i = isLE ? (nBytes - 1) : 0
-  var d = isLE ? -1 : 1
-  var s = buffer[offset + i]
-
-  i += d
-
-  e = s & ((1 << (-nBits)) - 1)
-  s >>= (-nBits)
-  nBits += eLen
-  for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}
-
-  m = e & ((1 << (-nBits)) - 1)
-  e >>= (-nBits)
-  nBits += mLen
-  for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}
-
-  if (e === 0) {
-    e = 1 - eBias
-  } else if (e === eMax) {
-    return m ? NaN : ((s ? -1 : 1) * Infinity)
-  } else {
-    m = m + Math.pow(2, mLen)
-    e = e - eBias
-  }
-  return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
-}
-
-exports.write = function (buffer, value, offset, isLE, mLen, nBytes) {
-  var e, m, c
-  var eLen = nBytes * 8 - mLen - 1
-  var eMax = (1 << eLen) - 1
-  var eBias = eMax >> 1
-  var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0)
-  var i = isLE ? 0 : (nBytes - 1)
-  var d = isLE ? 1 : -1
-  var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0
-
-  value = Math.abs(value)
-
-  if (isNaN(value) || value === Infinity) {
-    m = isNaN(value) ? 1 : 0
-    e = eMax
-  } else {
-    e = Math.floor(Math.log(value) / Math.LN2)
-    if (value * (c = Math.pow(2, -e)) < 1) {
-      e--
-      c *= 2
-    }
-    if (e + eBias >= 1) {
-      value += rt / c
-    } else {
-      value += rt * Math.pow(2, 1 - eBias)
-    }
-    if (value * c >= 2) {
-      e++
-      c /= 2
-    }
-
-    if (e + eBias >= eMax) {
-      m = 0
-      e = eMax
-    } else if (e + eBias >= 1) {
-      m = (value * c - 1) * Math.pow(2, mLen)
-      e = e + eBias
-    } else {
-      m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen)
-      e = 0
-    }
-  }
-
-  for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}
-
-  e = (e << mLen) | m
-  eLen += mLen
-  for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}
-
-  buffer[offset + i - d] |= s * 128
-}
-
-},{}],5:[function(require,module,exports){
-
-/**
- * isArray
- */
-
-var isArray = Array.isArray;
-
-/**
- * toString
- */
-
-var str = Object.prototype.toString;
-
-/**
- * Whether or not the given `val`
- * is an array.
- *
- * example:
- *
- *        isArray([]);
- *        // > true
- *        isArray(arguments);
- *        // > false
- *        isArray('');
- *        // > false
- *
- * @param {mixed} val
- * @return {bool}
- */
-
-module.exports = isArray || function (val) {
-  return !! val && '[object Array]' == str.call(val);
-};
-
-},{}],6:[function(require,module,exports){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-function EventEmitter() {
-  this._events = this._events || {};
-  this._maxListeners = this._maxListeners || undefined;
-}
-module.exports = EventEmitter;
-
-// Backwards-compat with node 0.10.x
-EventEmitter.EventEmitter = EventEmitter;
-
-EventEmitter.prototype._events = undefined;
-EventEmitter.prototype._maxListeners = undefined;
-
-// By default EventEmitters will print a warning if more than 10 listeners are
-// added to it. This is a useful default which helps finding memory leaks.
-EventEmitter.defaultMaxListeners = 10;
-
-// Obviously not all Emitters should be limited to 10. This function allows
-// that to be increased. Set to zero for unlimited.
-EventEmitter.prototype.setMaxListeners = function(n) {
-  if (!isNumber(n) || n < 0 || isNaN(n))
-    throw TypeError('n must be a positive number');
-  this._maxListeners = n;
-  return this;
-};
-
-EventEmitter.prototype.emit = function(type) {
-  var er, handler, len, args, i, listeners;
-
-  if (!this._events)
-    this._events = {};
-
-  // If there is no 'error' event listener then throw.
-  if (type === 'error') {
-    if (!this._events.error ||
-        (isObject(this._events.error) && !this._events.error.length)) {
-      er = arguments[1];
-      if (er instanceof Error) {
-        throw er; // Unhandled 'error' event
-      }
-      throw TypeError('Uncaught, unspecified "error" event.');
-    }
-  }
-
-  handler = this._events[type];
-
-  if (isUndefined(handler))
-    return false;
-
-  if (isFunction(handler)) {
-    switch (arguments.length) {
-      // fast cases
-      case 1:
-        handler.call(this);
-        break;
-      case 2:
-        handler.call(this, arguments[1]);
-        break;
-      case 3:
-        handler.call(this, arguments[1], arguments[2]);
-        break;
-      // slower
-      default:
-        len = arguments.length;
-        args = new Array(len - 1);
-        for (i = 1; i < len; i++)
-          args[i - 1] = arguments[i];
-        handler.apply(this, args);
-    }
-  } else if (isObject(handler)) {
-    len = arguments.length;
-    args = new Array(len - 1);
-    for (i = 1; i < len; i++)
-      args[i - 1] = arguments[i];
-
-    listeners = handler.slice();
-    len = listeners.length;
-    for (i = 0; i < len; i++)
-      listeners[i].apply(this, args);
-  }
-
-  return true;
-};
-
-EventEmitter.prototype.addListener = function(type, listener) {
-  var m;
-
-  if (!isFunction(listener))
-    throw TypeError('listener must be a function');
-
-  if (!this._events)
-    this._events = {};
-
-  // To avoid recursion in the case that type === "newListener"! Before
-  // adding it to the listeners, first emit "newListener".
-  if (this._events.newListener)
-    this.emit('newListener', type,
-              isFunction(listener.listener) ?
-              listener.listener : listener);
-
-  if (!this._events[type])
-    // Optimize the case of one listener. Don't need the extra array object.
-    this._events[type] = listener;
-  else if (isObject(this._events[type]))
-    // If we've already got an array, just append.
-    this._events[type].push(listener);
-  else
-    // Adding the second element, need to change to array.
-    this._events[type] = [this._events[type], listener];
-
-  // Check for listener leak
-  if (isObject(this._events[type]) && !this._events[type].warned) {
-    var m;
-    if (!isUndefined(this._maxListeners)) {
-      m = this._maxListeners;
-    } else {
-      m = EventEmitter.defaultMaxListeners;
-    }
-
-    if (m && m > 0 && this._events[type].length > m) {
-      this._events[type].warned = true;
-      console.error('(node) warning: possible EventEmitter memory ' +
-                    'leak detected. %d listeners added. ' +
-                    'Use emitter.setMaxListeners() to increase limit.',
-                    this._events[type].length);
-      if (typeof console.trace === 'function') {
-        // not supported in IE 10
-        console.trace();
-      }
-    }
-  }
-
-  return this;
-};
-
-EventEmitter.prototype.on = EventEmitter.prototype.addListener;
-
-EventEmitter.prototype.once = function(type, listener) {
-  if (!isFunction(listener))
-    throw TypeError('listener must be a function');
-
-  var fired = false;
-
-  function g() {
-    this.removeListener(type, g);
-
-    if (!fired) {
-      fired = true;
-      listener.apply(this, arguments);
-    }
-  }
-
-  g.listener = listener;
-  this.on(type, g);
-
-  return this;
-};
-
-// emits a 'removeListener' event iff the listener was removed
-EventEmitter.prototype.removeListener = function(type, listener) {
-  var list, position, length, i;
-
-  if (!isFunction(listener))
-    throw TypeError('listener must be a function');
-
-  if (!this._events || !this._events[type])
-    return this;
-
-  list = this._events[type];
-  length = list.length;
-  position = -1;
-
-  if (list === listener ||
-      (isFunction(list.listener) && list.listener === listener)) {
-    delete this._events[type];
-    if (this._events.removeListener)
-      this.emit('removeListener', type, listener);
-
-  } else if (isObject(list)) {
-    for (i = length; i-- > 0;) {
-      if (list[i] === listener ||
-          (list[i].listener && list[i].listener === listener)) {
-        position = i;
-        break;
-      }
-    }
-
-    if (position < 0)
-      return this;
-
-    if (list.length === 1) {
-      list.length = 0;
-      delete this._events[type];
-    } else {
-      list.splice(position, 1);
-    }
-
-    if (this._events.removeListener)
-      this.emit('removeListener', type, listener);
-  }
-
-  return this;
-};
-
-EventEmitter.prototype.removeAllListeners = function(type) {
-  var key, listeners;
-
-  if (!this._events)
-    return this;
-
-  // not listening for removeListener, no need to emit
-  if (!this._events.removeListener) {
-    if (arguments.length === 0)
-      this._events = {};
-    else if (this._events[type])
-      delete this._events[type];
-    return this;
-  }
-
-  // emit removeListener for all listeners on all events
-  if (arguments.length === 0) {
-    for (key in this._events) {
-      if (key === 'removeListener') continue;
-      this.removeAllListeners(key);
-    }
-    this.removeAllListeners('removeListener');
-    this._events = {};
-    return this;
-  }
-
-  listeners = this._events[type];
-
-  if (isFunction(listeners)) {
-    this.removeListener(type, listeners);
-  } else {
-    // LIFO order
-    while (listeners.length)
-      this.removeListener(type, listeners[listeners.length - 1]);
-  }
-  delete this._events[type];
-
-  return this;
-};
-
-EventEmitter.prototype.listeners = function(type) {
-  var ret;
-  if (!this._events || !this._events[type])
-    ret = [];
-  else if (isFunction(this._events[type]))
-    ret = [this._events[type]];
-  else
-    ret = this._events[type].slice();
-  return ret;
-};
-
-EventEmitter.listenerCount = function(emitter, type) {
-  var ret;
-  if (!emitter._events || !emitter._events[type])
-    ret = 0;
-  else if (isFunction(emitter._events[type]))
-    ret = 1;
-  else
-    ret = emitter._events[type].length;
-  return ret;
-};
-
-function isFunction(arg) {
-  return typeof arg === 'function';
-}
-
-function isNumber(arg) {
-  return typeof arg === 'number';
-}
-
-function isObject(arg) {
-  return typeof arg === 'object' && arg !== null;
-}
-
-function isUndefined(arg) {
-  return arg === void 0;
-}
-
-},{}],7:[function(require,module,exports){
-if (typeof Object.create === 'function') {
-  // implementation from standard node.js 'util' module
-  module.exports = function inherits(ctor, superCtor) {
-    ctor.super_ = superCtor
-    ctor.prototype = Object.create(superCtor.prototype, {
-      constructor: {
-        value: ctor,
-        enumerable: false,
-        writable: true,
-        configurable: true
-      }
-    });
-  };
-} else {
-  // old school shim for old browsers
-  module.exports = function inherits(ctor, superCtor) {
-    ctor.super_ = superCtor
-    var TempCtor = function () {}
-    TempCtor.prototype = superCtor.prototype
-    ctor.prototype = new TempCtor()
-    ctor.prototype.constructor = ctor
-  }
-}
-
-},{}],8:[function(require,module,exports){
-module.exports = Array.isArray || function (arr) {
-  return Object.prototype.toString.call(arr) == '[object Array]';
-};
-
-},{}],9:[function(require,module,exports){
-// shim for using process in browser
-
-var process = module.exports = {};
-var queue = [];
-var draining = false;
-var currentQueue;
-var queueIndex = -1;
-
-function cleanUpNextTick() {
-    draining = false;
-    if (currentQueue.length) {
-        queue = currentQueue.concat(queue);
-    } else {
-        queueIndex = -1;
-    }
-    if (queue.length) {
-        drainQueue();
-    }
-}
-
-function drainQueue() {
-    if (draining) {
-        return;
-    }
-    var timeout = setTimeout(cleanUpNextTick);
-    draining = true;
-
-    var len = queue.length;
-    while(len) {
-        currentQueue = queue;
-        queue = [];
-        while (++queueIndex < len) {
-            currentQueue[queueIndex].run();
-        }
-        queueIndex = -1;
-        len = queue.length;
-    }
-    currentQueue = null;
-    draining = false;
-    clearTimeout(timeout);
-}
-
-process.nextTick = function (fun) {
-    var args = new Array(arguments.length - 1);
-    if (arguments.length > 1) {
-        for (var i = 1; i < arguments.length; i++) {
-            args[i - 1] = arguments[i];
-        }
-    }
-    queue.push(new Item(fun, args));
-    if (queue.length === 1 && !draining) {
-        setTimeout(drainQueue, 0);
-    }
-};
-
-// v8 likes predictible objects
-function Item(fun, array) {
-    this.fun = fun;
-    this.array = array;
-}
-Item.prototype.run = function () {
-    this.fun.apply(null, this.array);
-};
-process.title = 'browser';
-process.browser = true;
-process.env = {};
-process.argv = [];
-process.version = ''; // empty string to avoid regexp issues
-process.versions = {};
-
-function noop() {}
-
-process.on = noop;
-process.addListener = noop;
-process.once = noop;
-process.off = noop;
-process.removeListener = noop;
-process.removeAllListeners = noop;
-process.emit = noop;
-
-process.binding = function (name) {
-    throw new Error('process.binding is not supported');
-};
-
-// TODO(shtylman)
-process.cwd = function () { return '/' };
-process.chdir = function (dir) {
-    throw new Error('process.chdir is not supported');
-};
-process.umask = function() { return 0; };
-
-},{}],10:[function(require,module,exports){
-module.exports = require("./lib/_stream_duplex.js")
-
-},{"./lib/_stream_duplex.js":11}],11:[function(require,module,exports){
-(function (process){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-// a duplex stream is just a stream that is both readable and writable.
-// Since JS doesn't have multiple prototypal inheritance, this class
-// prototypally inherits from Readable, and then parasitically from
-// Writable.
-
-module.exports = Duplex;
-
-/*<replacement>*/
-var objectKeys = Object.keys || function (obj) {
-  var keys = [];
-  for (var key in obj) keys.push(key);
-  return keys;
-}
-/*</replacement>*/
-
-
-/*<replacement>*/
-var util = require('core-util-is');
-util.inherits = require('inherits');
-/*</replacement>*/
-
-var Readable = require('./_stream_readable');
-var Writable = require('./_stream_writable');
-
-util.inherits(Duplex, Readable);
-
-forEach(objectKeys(Writable.prototype), function(method) {
-  if (!Duplex.prototype[method])
-    Duplex.prototype[method] = Writable.prototype[method];
-});
-
-function Duplex(options) {
-  if (!(this instanceof Duplex))
-    return new Duplex(options);
-
-  Readable.call(this, options);
-  Writable.call(this, options);
-
-  if (options && options.readable === false)
-    this.readable = false;
-
-  if (options && options.writable === false)
-    this.writable = false;
-
-  this.allowHalfOpen = true;
-  if (options && options.allowHalfOpen === false)
-    this.allowHalfOpen = false;
-
-  this.once('end', onend);
-}
-
-// the no-half-open enforcer
-function onend() {
-  // if we allow half-open state, or if the writable side ended,
-  // then we're ok.
-  if (this.allowHalfOpen || this._writableState.ended)
-    return;
-
-  // no more data can be written.
-  // But allow more writes to happen in this tick.
-  process.nextTick(this.end.bind(this));
-}
-
-function forEach (xs, f) {
-  for (var i = 0, l = xs.length; i < l; i++) {
-    f(xs[i], i);
-  }
-}
-
-}).call(this,require('_process'))
-},{"./_stream_readable":13,"./_stream_writable":15,"_process":9,"core-util-is":16,"inherits":7}],12:[function(require,module,exports){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-// a passthrough stream.
-// basically just the most minimal sort of Transform stream.
-// Every written chunk gets output as-is.
-
-module.exports = PassThrough;
-
-var Transform = require('./_stream_transform');
-
-/*<replacement>*/
-var util = require('core-util-is');
-util.inherits = require('inherits');
-/*</replacement>*/
-
-util.inherits(PassThrough, Transform);
-
-function PassThrough(options) {
-  if (!(this instanceof PassThrough))
-    return new PassThrough(options);
-
-  Transform.call(this, options);
-}
-
-PassThrough.prototype._transform = function(chunk, encoding, cb) {
-  cb(null, chunk);
-};
-
-},{"./_stream_transform":14,"core-util-is":16,"inherits":7}],13:[function(require,module,exports){
-(function (process){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-module.exports = Readable;
-
-/*<replacement>*/
-var isArray = require('isarray');
-/*</replacement>*/
-
-
-/*<replacement>*/
-var Buffer = require('buffer').Buffer;
-/*</replacement>*/
-
-Readable.ReadableState = ReadableState;
-
-var EE = require('events').EventEmitter;
-
-/*<replacement>*/
-if (!EE.listenerCount) EE.listenerCount = function(emitter, type) {
-  return emitter.listeners(type).length;
-};
-/*</replacement>*/
-
-var Stream = require('stream');
-
-/*<replacement>*/
-var util = require('core-util-is');
-util.inherits = require('inherits');
-/*</replacement>*/
-
-var StringDecoder;
-
-
-/*<replacement>*/
-var debug = require('util');
-if (debug && debug.debuglog) {
-  debug = debug.debuglog('stream');
-} else {
-  debug = function () {};
-}
-/*</replacement>*/
-
-
-util.inherits(Readable, Stream);
-
-function ReadableState(options, stream) {
-  var Duplex = require('./_stream_duplex');
-
-  options = options || {};
-
-  // the point at which it stops calling _read() to fill the buffer
-  // Note: 0 is a valid value, means "don't call _read preemptively ever"
-  var hwm = options.highWaterMark;
-  var defaultHwm = options.objectMode ? 16 : 16 * 1024;
-  this.highWaterMark = (hwm || hwm === 0) ? hwm : defaultHwm;
-
-  // cast to ints.
-  this.highWaterMark = ~~this.highWaterMark;
-
-  this.buffer = [];
-  this.length = 0;
-  this.pipes = null;
-  this.pipesCount = 0;
-  this.flowing = null;
-  this.ended = false;
-  this.endEmitted = false;
-  this.reading = false;
-
-  // a flag to be able to tell if the onwrite cb is called immediately,
-  // or on a later tick.  We set this to true at first, because any
-  // actions that shouldn't happen until "later" should generally also
-  // not happen before the first write call.
-  this.sync = true;
-
-  // whenever we return null, then we set a flag to say
-  // that we're awaiting a 'readable' event emission.
-  this.needReadable = false;
-  this.emittedReadable = false;
-  this.readableListening = false;
-
-
-  // object stream flag. Used to make read(n) ignore n and to
-  // make all the buffer merging and length checks go away
-  this.objectMode = !!options.objectMode;
-
-  if (stream instanceof Duplex)
-    this.objectMode = this.objectMode || !!options.readableObjectMode;
-
-  // Crypto is kind of old and crusty.  Historically, its default string
-  // encoding is 'binary' so we have to make this configurable.
-  // Everything else in the universe uses 'utf8', though.
-  this.defaultEncoding = options.defaultEncoding || 'utf8';
-
-  // when piping, we only care about 'readable' events that happen
-  // after read()ing all the bytes and not getting any pushback.
-  this.ranOut = false;
-
-  // the number of writers that are awaiting a drain event in .pipe()s
-  this.awaitDrain = 0;
-
-  // if true, a maybeReadMore has been scheduled
-  this.readingMore = false;
-
-  this.decoder = null;
-  this.encoding = null;
-  if (options.encoding) {
-    if (!StringDecoder)
-      StringDecoder = require('string_decoder/').StringDecoder;
-    this.decoder = new StringDecoder(options.encoding);
-    this.encoding = options.encoding;
-  }
-}
-
-function Readable(options) {
-  var Duplex = require('./_stream_duplex');
-
-  if (!(this instanceof Readable))
-    return new Readable(options);
-
-  this._readableState = new ReadableState(options, this);
-
-  // legacy
-  this.readable = true;
-
-  Stream.call(this);
-}
-
-// Manually shove something into the read() buffer.
-// This returns true if the highWaterMark has not been hit yet,
-// similar to how Writable.write() returns true if you should
-// write() some more.
-Readable.prototype.push = function(chunk, encoding) {
-  var state = this._readableState;
-
-  if (util.isString(chunk) && !state.objectMode) {
-    encoding = encoding || state.defaultEncoding;
-    if (encoding !== state.encoding) {
-      chunk = new Buffer(chunk, encoding);
-      encoding = '';
-    }
-  }
-
-  return readableAddChunk(this, state, chunk, encoding, false);
-};
-
-// Unshift should *always* be something directly out of read()
-Readable.prototype.unshift = function(chunk) {
-  var state = this._readableState;
-  return readableAddChunk(this, state, chunk, '', true);
-};
-
-function readableAddChunk(stream, state, chunk, encoding, addToFront) {
-  var er = chunkInvalid(state, chunk);
-  if (er) {
-    stream.emit('error', er);
-  } else if (util.isNullOrUndefined(chunk)) {
-    state.reading = false;
-    if (!state.ended)
-      onEofChunk(stream, state);
-  } else if (state.objectMode || chunk && chunk.length > 0) {
-    if (state.ended && !addToFront) {
-      var e = new Error('stream.push() after EOF');
-      stream.emit('error', e);
-    } else if (state.endEmitted && addToFront) {
-      var e = new Error('stream.unshift() after end event');
-      stream.emit('error', e);
-    } else {
-      if (state.decoder && !addToFront && !encoding)
-        chunk = state.decoder.write(chunk);
-
-      if (!addToFront)
-        state.reading = false;
-
-      // if we want the data now, just emit it.
-      if (state.flowing && state.length === 0 && !state.sync) {
-        stream.emit('data', chunk);
-        stream.read(0);
-      } else {
-        // update the buffer info.
-        state.length += state.objectMode ? 1 : chunk.length;
-        if (addToFront)
-          state.buffer.unshift(chunk);
-        else
-          state.buffer.push(chunk);
-
-        if (state.needReadable)
-          emitReadable(stream);
-      }
-
-      maybeReadMore(stream, state);
-    }
-  } else if (!addToFront) {
-    state.reading = false;
-  }
-
-  return needMoreData(state);
-}
-
-
-
-// if it's past the high water mark, we can push in some more.
-// Also, if we have no data yet, we can stand some
-// more bytes.  This is to work around cases where hwm=0,
-// such as the repl.  Also, if the push() triggered a
-// readable event, and the user called read(largeNumber) such that
-// needReadable was set, then we ought to push more, so that another
-// 'readable' event will be triggered.
-function needMoreData(state) {
-  return !state.ended &&
-         (state.needReadable ||
-          state.length < state.highWaterMark ||
-          state.length === 0);
-}
-
-// backwards compatibility.
-Readable.prototype.setEncoding = function(enc) {
-  if (!StringDecoder)
-    StringDecoder = require('string_decoder/').StringDecoder;
-  this._readableState.decoder = new StringDecoder(enc);
-  this._readableState.encoding = enc;
-  return this;
-};
-
-// Don't raise the hwm > 128MB
-var MAX_HWM = 0x800000;
-function roundUpToNextPowerOf2(n) {
-  if (n >= MAX_HWM) {
-    n = MAX_HWM;
-  } else {
-    // Get the next highest power of 2
-    n--;
-    for (var p = 1; p < 32; p <<= 1) n |= n >> p;
-    n++;
-  }
-  return n;
-}
-
-function howMuchToRead(n, state) {
-  if (state.length === 0 && state.ended)
-    return 0;
-
-  if (state.objectMode)
-    return n === 0 ? 0 : 1;
-
-  if (isNaN(n) || util.isNull(n)) {
-    // only flow one buffer at a time
-    if (state.flowing && state.buffer.length)
-      return state.buffer[0].length;
-    else
-      return state.length;
-  }
-
-  if (n <= 0)
-    return 0;
-
-  // If we're asking for more than the target buffer level,
-  // then raise the water mark.  Bump up to the next highest
-  // power of 2, to prevent increasing it excessively in tiny
-  // amounts.
-  if (n > state.highWaterMark)
-    state.highWaterMark = roundUpToNextPowerOf2(n);
-
-  // don't have that much.  return null, unless we've ended.
-  if (n > state.length) {
-    if (!state.ended) {
-      state.needReadable = true;
-      return 0;
-    } else
-      return state.length;
-  }
-
-  return n;
-}
-
-// you can override either this method, or the async _read(n) below.
-Readable.prototype.read = function(n) {
-  debug('read', n);
-  var state = this._readableState;
-  var nOrig = n;
-
-  if (!util.isNumber(n) || n > 0)
-    state.emittedReadable = false;
-
-  // if we're doing read(0) to trigger a readable event, but we
-  // already have a bunch of data in the buffer, then just trigger
-  // the 'readable' event and move on.
-  if (n === 0 &&
-      state.needReadable &&
-      (state.length >= state.highWaterMark || state.ended)) {
-    debug('read: emitReadable', state.length, state.ended);
-    if (state.length === 0 && state.ended)
-      endReadable(this);
-    else
-      emitReadable(this);
-    return null;
-  }
-
-  n = howMuchToRead(n, state);
-
-  // if we've ended, and we're now clear, then finish it up.
-  if (n === 0 && state.ended) {
-    if (state.length === 0)
-      endReadable(this);
-    return null;
-  }
-
-  // All the actual chunk generation logic needs to be
-  // *below* the call to _read.  The reason is that in certain
-  // synthetic stream cases, such as passthrough streams, _read
-  // may be a completely synchronous operation which may change
-  // the state of the read buffer, providing enough data when
-  // before there was *not* enough.
-  //
-  // So, the steps are:
-  // 1. Figure out what the state of things will be after we do
-  // a read from the buffer.
-  //
-  // 2. If that resulting state will trigger a _read, then call _read.
-  // Note that this may be asynchronous, or synchronous.  Yes, it is
-  // deeply ugly to write APIs this way, but that still doesn't mean
-  // that the Readable class should behave improperly, as streams are
-  // designed to be sync/async agnostic.
-  // Take note if the _read call is sync or async (ie, if the read call
-  // has returned yet), so that we know whether or not it's safe to emit
-  // 'readable' etc.
-  //
-  // 3. Actually pull the requested chunks out of the buffer and return.
-
-  // if we need a readable event, then we need to do some reading.
-  var doRead = state.needReadable;
-  debug('need readable', doRead);
-
-  // if we currently have less than the highWaterMark, then also read some
-  if (state.length === 0 || state.length - n < state.highWaterMark) {
-    doRead = true;
-    debug('length less than watermark', doRead);
-  }
-
-  // however, if we've ended, then there's no point, and if we're already
-  // reading, then it's unnecessary.
-  if (state.ended || state.reading) {
-    doRead = false;
-    debug('reading or ended', doRead);
-  }
-
-  if (doRead) {
-    debug('do read');
-    state.reading = true;
-    state.sync = true;
-    // if the length is currently zero, then we *need* a readable event.
-    if (state.length === 0)
-      state.needReadable = true;
-    // call internal read method
-    this._read(state.highWaterMark);
-    state.sync = false;
-  }
-
-  // If _read pushed data synchronously, then `reading` will be false,
-  // and we need to re-evaluate how much data we can return to the user.
-  if (doRead && !state.reading)
-    n = howMuchToRead(nOrig, state);
-
-  var ret;
-  if (n > 0)
-    ret = fromList(n, state);
-  else
-    ret = null;
-
-  if (util.isNull(ret)) {
-    state.needReadable = true;
-    n = 0;
-  }
-
-  state.length -= n;
-
-  // If we have nothing in the buffer, then we want to know
-  // as soon as we *do* get something into the buffer.
-  if (state.length === 0 && !state.ended)
-    state.needReadable = true;
-
-  // If we tried to read() past the EOF, then emit end on the next tick.
-  if (nOrig !== n && state.ended && state.length === 0)
-    endReadable(this);
-
-  if (!util.isNull(ret))
-    this.emit('data', ret);
-
-  return ret;
-};
-
-function chunkInvalid(state, chunk) {
-  var er = null;
-  if (!util.isBuffer(chunk) &&
-      !util.isString(chunk) &&
-      !util.isNullOrUndefined(chunk) &&
-      !state.objectMode) {
-    er = new TypeError('Invalid non-string/buffer chunk');
-  }
-  return er;
-}
-
-
-function onEofChunk(stream, state) {
-  if (state.decoder && !state.ended) {
-    var chunk = state.decoder.end();
-    if (chunk && chunk.length) {
-      state.buffer.push(chunk);
-      state.length += state.objectMode ? 1 : chunk.length;
-    }
-  }
-  state.ended = true;
-
-  // emit 'readable' now to make sure it gets picked up.
-  emitReadable(stream);
-}
-
-// Don't emit readable right away in sync mode, because this can trigger
-// another read() call => stack overflow.  This way, it might trigger
-// a nextTick recursion warning, but that's not so bad.
-function emitReadable(stream) {
-  var state = stream._readableState;
-  state.needReadable = false;
-  if (!state.emittedReadable) {
-    debug('emitReadable', state.flowing);
-    state.emittedReadable = true;
-    if (state.sync)
-      process.nextTick(function() {
-        emitReadable_(stream);
-      });
-    else
-      emitReadable_(stream);
-  }
-}
-
-function emitReadable_(stream) {
-  debug('emit readable');
-  stream.emit('readable');
-  flow(stream);
-}
-
-
-// at this point, the user has presumably seen the 'readable' event,
-// and called read() to consume some data.  that may have triggered
-// in turn another _read(n) call, in which case reading = true if
-// it's in progress.
-// However, if we're not ended, or reading, and the length < hwm,
-// then go ahead and try to read some more preemptively.
-function maybeReadMore(stream, state) {
-  if (!state.readingMore) {
-    state.readingMore = true;
-    process.nextTick(function() {
-      maybeReadMore_(stream, state);
-    });
-  }
-}
-
-function maybeReadMore_(stream, state) {
-  var len = state.length;
-  while (!state.reading && !state.flowing && !state.ended &&
-         state.length < state.highWaterMark) {
-    debug('maybeReadMore read 0');
-    stream.read(0);
-    if (len === state.length)
-      // didn't get any data, stop spinning.
-      break;
-    else
-      len = state.length;
-  }
-  state.readingMore = false;
-}
-
-// abstract method.  to be overridden in specific implementation classes.
-// call cb(er, data) where data is <= n in length.
-// for virtual (non-string, non-buffer) streams, "length" is somewhat
-// arbitrary, and perhaps not very meaningful.
-Readable.prototype._read = function(n) {
-  this.emit('error', new Error('not implemented'));
-};
-
-Readable.prototype.pipe = function(dest, pipeOpts) {
-  var src = this;
-  var state = this._readableState;
-
-  switch (state.pipesCount) {
-    case 0:
-      state.pipes = dest;
-      break;
-    case 1:
-      state.pipes = [state.pipes, dest];
-      break;
-    default:
-      state.pipes.push(dest);
-      break;
-  }
-  state.pipesCount += 1;
-  debug('pipe count=%d opts=%j', state.pipesCount, pipeOpts);
-
-  var doEnd = (!pipeOpts || pipeOpts.end !== false) &&
-              dest !== process.stdout &&
-              dest !== process.stderr;
-
-  var endFn = doEnd ? onend : cleanup;
-  if (state.endEmitted)
-    process.nextTick(endFn);
-  else
-    src.once('end', endFn);
-
-  dest.on('unpipe', onunpipe);
-  function onunpipe(readable) {
-    debug('onunpipe');
-    if (readable === src) {
-      cleanup();
-    }
-  }
-
-  function onend() {
-    debug('onend');
-    dest.end();
-  }
-
-  // when the dest drains, it reduces the awaitDrain counter
-  // on the source.  This would be more elegant with a .once()
-  // handler in flow(), but adding and removing repeatedly is
-  // too slow.
-  var ondrain = pipeOnDrain(src);
-  dest.on('drain', ondrain);
-
-  function cleanup() {
-    debug('cleanup');
-    // cleanup event handlers once the pipe is broken
-    dest.removeListener('close', onclose);
-    dest.removeListener('finish', onfinish);
-    dest.removeListener('drain', ondrain);
-    dest.removeListener('error', onerror);
-    dest.removeListener('unpipe', onunpipe);
-    src.removeListener('end', onend);
-    src.removeListener('end', cleanup);
-    src.removeListener('data', ondata);
-
-    // if the reader is waiting for a drain event from this
-    // specific writer, then it would cause it to never start
-    // flowing again.
-    // So, if this is awaiting a drain, then we just call it now.
-    // If we don't know, then assume that we are waiting for one.
-    if (state.awaitDrain &&
-        (!dest._writableState || dest._writableState.needDrain))
-      ondrain();
-  }
-
-  src.on('data', ondata);
-  function ondata(chunk) {
-    debug('ondata');
-    var ret = dest.write(chunk);
-    if (false === ret) {
-      debug('false write response, pause',
-            src._readableState.awaitDrain);
-      src._readableState.awaitDrain++;
-      src.pause();
-    }
-  }
-
-  // if the dest has an error, then stop piping into it.
-  // however, don't suppress the throwing behavior for this.
-  function onerror(er) {
-    debug('onerror', er);
-    unpipe();
-    dest.removeListener('error', onerror);
-    if (EE.listenerCount(dest, 'error') === 0)
-      dest.emit('error', er);
-  }
-  // This is a brutally ugly hack to make sure that our error handler
-  // is attached before any userland ones.  NEVER DO THIS.
-  if (!dest._events || !dest._events.error)
-    dest.on('error', onerror);
-  else if (isArray(dest._events.error))
-    dest._events.error.unshift(onerror);
-  else
-    dest._events.error = [onerror, dest._events.error];
-
-
-
-  // Both close and finish should trigger unpipe, but only once.
-  function onclose() {
-    dest.removeListener('finish', onfinish);
-    unpipe();
-  }
-  dest.once('close', onclose);
-  function onfinish() {
-    debug('onfinish');
-    dest.removeListener('close', onclose);
-    unpipe();
-  }
-  dest.once('finish', onfinish);
-
-  function unpipe() {
-    debug('unpipe');
-    src.unpipe(dest);
-  }
-
-  // tell the dest that it's being piped to
-  dest.emit('pipe', src);
-
-  // start the flow if it hasn't been started already.
-  if (!state.flowing) {
-    debug('pipe resume');
-    src.resume();
-  }
-
-  return dest;
-};
-
-function pipeOnDrain(src) {
-  return function() {
-    var state = src._readableState;
-    debug('pipeOnDrain', state.awaitDrain);
-    if (state.awaitDrain)
-      state.awaitDrain--;
-    if (state.awaitDrain === 0 && EE.listenerCount(src, 'data')) {
-      state.flowing = true;
-      flow(src);
-    }
-  };
-}
-
-
-Readable.prototype.unpipe = function(dest) {
-  var state = this._readableState;
-
-  // if we're not piping anywhere, then do nothing.
-  if (state.pipesCount === 0)
-    return this;
-
-  // just one destination.  most common case.
-  if (state.pipesCount === 1) {
-    // passed in one, but it's not the right one.
-    if (dest && dest !== state.pipes)
-      return this;
-
-    if (!dest)
-      dest = state.pipes;
-
-    // got a match.
-    state.pipes = null;
-    state.pipesCount = 0;
-    state.flowing = false;
-    if (dest)
-      dest.emit('unpipe', this);
-    return this;
-  }
-
-  // slow case. multiple pipe destinations.
-
-  if (!dest) {
-    // remove all.
-    var dests = state.pipes;
-    var len = state.pipesCount;
-    state.pipes = null;
-    state.pipesCount = 0;
-    state.flowing = false;
-
-    for (var i = 0; i < len; i++)
-      dests[i].emit('unpipe', this);
-    return this;
-  }
-
-  // try to find the right one.
-  var i = indexOf(state.pipes, dest);
-  if (i === -1)
-    return this;
-
-  state.pipes.splice(i, 1);
-  state.pipesCount -= 1;
-  if (state.pipesCount === 1)
-    state.pipes = state.pipes[0];
-
-  dest.emit('unpipe', this);
-
-  return this;
-};
-
-// set up data events if they are asked for
-// Ensure readable listeners eventually get something
-Readable.prototype.on = function(ev, fn) {
-  var res = Stream.prototype.on.call(this, ev, fn);
-
-  // If listening to data, and it has not explicitly been paused,
-  // then call resume to start the flow of data on the next tick.
-  if (ev === 'data' && false !== this._readableState.flowing) {
-    this.resume();
-  }
-
-  if (ev === 'readable' && this.readable) {
-    var state = this._readableState;
-    if (!state.readableListening) {
-      state.readableListening = true;
-      state.emittedReadable = false;
-      state.needReadable = true;
-      if (!state.reading) {
-        var self = this;
-        process.nextTick(function() {
-          debug('readable nexttick read 0');
-          self.read(0);
-        });
-      } else if (state.length) {
-        emitReadable(this, state);
-      }
-    }
-  }
-
-  return res;
-};
-Readable.prototype.addListener = Readable.prototype.on;
-
-// pause() and resume() are remnants of the legacy readable stream API
-// If the user uses them, then switch into old mode.
-Readable.prototype.resume = function() {
-  var state = this._readableState;
-  if (!state.flowing) {
-    debug('resume');
-    state.flowing = true;
-    if (!state.reading) {
-      debug('resume read 0');
-      this.read(0);
-    }
-    resume(this, state);
-  }
-  return this;
-};
-
-function resume(stream, state) {
-  if (!state.resumeScheduled) {
-    state.resumeScheduled = true;
-    process.nextTick(function() {
-      resume_(stream, state);
-    });
-  }
-}
-
-function resume_(stream, state) {
-  state.resumeScheduled = false;
-  stream.emit('resume');
-  flow(stream);
-  if (state.flowing && !state.reading)
-    stream.read(0);
-}
-
-Readable.prototype.pause = function() {
-  debug('call pause flowing=%j', this._readableState.flowing);
-  if (false !== this._readableState.flowing) {
-    debug('pause');
-    this._readableState.flowing = false;
-    this.emit('pause');
-  }
-  return this;
-};
-
-function flow(stream) {
-  var state = stream._readableState;
-  debug('flow', state.flowing);
-  if (state.flowing) {
-    do {
-      var chunk = stream.read();
-    } while (null !== chunk && state.flowing);
-  }
-}
-
-// wrap an old-style stream as the async data source.
-// This is *not* part of the readable stream interface.
-// It is an ugly unfortunate mess of history.
-Readable.prototype.wrap = function(stream) {
-  var state = this._readableState;
-  var paused = false;
-
-  var self = this;
-  stream.on('end', function() {
-    debug('wrapped end');
-    if (state.decoder && !state.ended) {
-      var chunk = state.decoder.end();
-      if (chunk && chunk.length)
-        self.push(chunk);
-    }
-
-    self.push(null);
-  });
-
-  stream.on('data', function(chunk) {
-    debug('wrapped data');
-    if (state.decoder)
-      chunk = state.decoder.write(chunk);
-    if (!chunk || !state.objectMode && !chunk.length)
-      return;
-
-    var ret = self.push(chunk);
-    if (!ret) {
-      paused = true;
-      stream.pause();
-    }
-  });
-
-  // proxy all the other methods.
-  // important when wrapping filters and duplexes.
-  for (var i in stream) {
-    if (util.isFunction(stream[i]) && util.isUndefined(this[i])) {
-      this[i] = function(method) { return function() {
-        return stream[method].apply(stream, arguments);
-      }}(i);
-    }
-  }
-
-  // proxy certain important events.
-  var events = ['error', 'close', 'destroy', 'pause', 'resume'];
-  forEach(events, function(ev) {
-    stream.on(ev, self.emit.bind(self, ev));
-  });
-
-  // when we try to consume some more bytes, simply unpause the
-  // underlying stream.
-  self._read = function(n) {
-    debug('wrapped _read', n);
-    if (paused) {
-      paused = false;
-      stream.resume();
-    }
-  };
-
-  return self;
-};
-
-
-
-// exposed for testing purposes only.
-Readable._fromList = fromList;
-
-// Pluck off n bytes from an array of buffers.
-// Length is the combined lengths of all the buffers in the list.
-function fromList(n, state) {
-  var list = state.buffer;
-  var length = state.length;
-  var stringMode = !!state.decoder;
-  var objectMode = !!state.objectMode;
-  var ret;
-
-  // nothing in the list, definitely empty.
-  if (list.length === 0)
-    return null;
-
-  if (length === 0)
-    ret = null;
-  else if (objectMode)
-    ret = list.shift();
-  else if (!n || n >= length) {
-    // read it all, truncate the array.
-    if (stringMode)
-      ret = list.join('');
-    else
-      ret = Buffer.concat(list, length);
-    list.length = 0;
-  } else {
-    // read just some of it.
-    if (n < list[0].length) {
-      // just take a part of the first list item.
-      // slice is the same for buffers and strings.
-      var buf = list[0];
-      ret = buf.slice(0, n);
-      list[0] = buf.slice(n);
-    } else if (n === list[0].length) {
-      // first list is a perfect match
-      ret = list.shift();
-    } else {
-      // complex case.
-      // we have enough to cover it, but it spans past the first buffer.
-      if (stringMode)
-        ret = '';
-      else
-        ret = new Buffer(n);
-
-      var c = 0;
-      for (var i = 0, l = list.length; i < l && c < n; i++) {
-        var buf = list[0];
-        var cpy = Math.min(n - c, buf.length);
-
-        if (stringMode)
-          ret += buf.slice(0, cpy);
-        else
-          buf.copy(ret, c, 0, cpy);
-
-        if (cpy < buf.length)
-          list[0] = buf.slice(cpy);
-        else
-          list.shift();
-
-        c += cpy;
-      }
-    }
-  }
-
-  return ret;
-}
-
-function endReadable(stream) {
-  var state = stream._readableState;
-
-  // If we get here before consuming all the bytes, then that is a
-  // bug in node.  Should never happen.
-  if (state.length > 0)
-    throw new Error('endReadable called on non-empty stream');
-
-  if (!state.endEmitted) {
-    state.ended = true;
-    process.nextTick(function() {
-      // Check that we didn't get one last unshift.
-      if (!state.endEmitted && state.length === 0) {
-        state.endEmitted = true;
-        stream.readable = false;
-        stream.emit('end');
-      }
-    });
-  }
-}
-
-function forEach (xs, f) {
-  for (var i = 0, l = xs.length; i < l; i++) {
-    f(xs[i], i);
-  }
-}
-
-function indexOf (xs, x) {
-  for (var i = 0, l = xs.length; i < l; i++) {
-    if (xs[i] === x) return i;
-  }
-  return -1;
-}
-
-}).call(this,require('_process'))
-},{"./_stream_duplex":11,"_process":9,"buffer":2,"core-util-is":16,"events":6,"inherits":7,"isarray":8,"stream":21,"string_decoder/":22,"util":1}],14:[function(require,module,exports){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-
-// a transform stream is a readable/writable stream where you do
-// something with the data.  Sometimes it's called a "filter",
-// but that's not a great name for it, since that implies a thing where
-// some bits pass through, and others are simply ignored.  (That would
-// be a valid example of a transform, of course.)
-//
-// While the output is causally related to the input, it's not a
-// necessarily symmetric or synchronous transformation.  For example,
-// a zlib stream might take multiple plain-text writes(), and then
-// emit a single compressed chunk some time in the future.
-//
-// Here's how this works:
-//
-// The Transform stream has all the aspects of the readable and writable
-// stream classes.  When you write(chunk), that calls _write(chunk,cb)
-// internally, and returns false if there's a lot of pending writes
-// buffered up.  When you call read(), that calls _read(n) until
-// there's enough pending readable data buffered up.
-//
-// In a transform stream, the written data is placed in a buffer.  When
-// _read(n) is called, it transforms the queued up data, calling the
-// buffered _write cb's as it consumes chunks.  If consuming a single
-// written chunk would result in multiple output chunks, then the first
-// outputted bit calls the readcb, and subsequent chunks just go into
-// the read buffer, and will cause it to emit 'readable' if necessary.
-//
-// This way, back-pressure is actually determined by the reading side,
-// since _read has to be called to start processing a new chunk.  However,
-// a pathological inflate type of transform can cause excessive buffering
-// here.  For example, imagine a stream where every byte of input is
-// interpreted as an integer from 0-255, and then results in that many
-// bytes of output.  Writing the 4 bytes {ff,ff,ff,ff} would result in
-// 1kb of data being output.  In this case, you could write a very small
-// amount of input, and end up with a very large amount of output.  In
-// such a pathological inflating mechanism, there'd be no way to tell
-// the system to stop doing the transform.  A single 4MB write could
-// cause the system to run out of memory.
-//
-// However, even in such a pathological case, only a single written chunk
-// would be consumed, and then the rest would wait (un-transformed) until
-// the results of the previous transformed chunk were consumed.
-
-module.exports = Transform;
-
-var Duplex = require('./_stream_duplex');
-
-/*<replacement>*/
-var util = require('core-util-is');
-util.inherits = require('inherits');
-/*</replacement>*/
-
-util.inherits(Transform, Duplex);
-
-
-function TransformState(options, stream) {
-  this.afterTransform = function(er, data) {
-    return afterTransform(stream, er, data);
-  };
-
-  this.needTransform = false;
-  this.transforming = false;
-  this.writecb = null;
-  this.writechunk = null;
-}
-
-function afterTransform(stream, er, data) {
-  var ts = stream._transformState;
-  ts.transforming = false;
-
-  var cb = ts.writecb;
-
-  if (!cb)
-    return stream.emit('error', new Error('no writecb in Transform class'));
-
-  ts.writechunk = null;
-  ts.writecb = null;
-
-  if (!util.isNullOrUndefined(data))
-    stream.push(data);
-
-  if (cb)
-    cb(er);
-
-  var rs = stream._readableState;
-  rs.reading = false;
-  if (rs.needReadable || rs.length < rs.highWaterMark) {
-    stream._read(rs.highWaterMark);
-  }
-}
-
-
-function Transform(options) {
-  if (!(this instanceof Transform))
-    return new Transform(options);
-
-  Duplex.call(this, options);
-
-  this._transformState = new TransformState(options, this);
-
-  // when the writable side finishes, then flush out anything remaining.
-  var stream = this;
-
-  // start out asking for a readable event once data is transformed.
-  this._readableState.needReadable = true;
-
-  // we have implemented the _read method, and done the other things
-  // that Readable wants before the first _read call, so unset the
-  // sync guard flag.
-  this._readableState.sync = false;
-
-  this.once('prefinish', function() {
-    if (util.isFunction(this._flush))
-      this._flush(function(er) {
-        done(stream, er);
-      });
-    else
-      done(stream);
-  });
-}
-
-Transform.prototype.push = function(chunk, encoding) {
-  this._transformState.needTransform = false;
-  return Duplex.prototype.push.call(this, chunk, encoding);
-};
-
-// This is the part where you do stuff!
-// override this function in implementation classes.
-// 'chunk' is an input chunk.
-//
-// Call `push(newChunk)` to pass along transformed output
-// to the readable side.  You may call 'push' zero or more times.
-//
-// Call `cb(err)` when you are done with this chunk.  If you pass
-// an error, then that'll put the hurt on the whole operation.  If you
-// never call cb(), then you'll never get another chunk.
-Transform.prototype._transform = function(chunk, encoding, cb) {
-  throw new Error('not implemented');
-};
-
-Transform.prototype._write = function(chunk, encoding, cb) {
-  var ts = this._transformState;
-  ts.writecb = cb;
-  ts.writechunk = chunk;
-  ts.writeencoding = encoding;
-  if (!ts.transforming) {
-    var rs = this._readableState;
-    if (ts.needTransform ||
-        rs.needReadable ||
-        rs.length < rs.highWaterMark)
-      this._read(rs.highWaterMark);
-  }
-};
-
-// Doesn't matter what the args are here.
-// _transform does all the work.
-// That we got here means that the readable side wants more data.
-Transform.prototype._read = function(n) {
-  var ts = this._transformState;
-
-  if (!util.isNull(ts.writechunk) && ts.writecb && !ts.transforming) {
-    ts.transforming = true;
-    this._transform(ts.writechunk, ts.writeencoding, ts.afterTransform);
-  } else {
-    // mark that we need a transform, so that any data that comes in
-    // will get processed, now that we've asked for it.
-    ts.needTransform = true;
-  }
-};
-
-
-function done(stream, er) {
-  if (er)
-    return stream.emit('error', er);
-
-  // if there's nothing in the write buffer, then that means
-  // that nothing more will ever be provided
-  var ws = stream._writableState;
-  var ts = stream._transformState;
-
-  if (ws.length)
-    throw new Error('calling transform done when ws.length != 0');
-
-  if (ts.transforming)
-    throw new Error('calling transform done when still transforming');
-
-  return stream.push(null);
-}
-
-},{"./_stream_duplex":11,"core-util-is":16,"inherits":7}],15:[function(require,module,exports){
-(function (process){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-// A bit simpler than readable streams.
-// Implement an async ._write(chunk, cb), and it'll handle all
-// the drain event emission and buffering.
-
-module.exports = Writable;
-
-/*<replacement>*/
-var Buffer = require('buffer').Buffer;
-/*</replacement>*/
-
-Writable.WritableState = WritableState;
-
-
-/*<replacement>*/
-var util = require('core-util-is');
-util.inherits = require('inherits');
-/*</replacement>*/
-
-var Stream = require('stream');
-
-util.inherits(Writable, Stream);
-
-function WriteReq(chunk, encoding, cb) {
-  this.chunk = chunk;
-  this.encoding = encoding;
-  this.callback = cb;
-}
-
-function WritableState(options, stream) {
-  var Duplex = require('./_stream_duplex');
-
-  options = options || {};
-
-  // the point at which write() starts returning false
-  // Note: 0 is a valid value, means that we always return false if
-  // the entire buffer is not flushed immediately on write()
-  var hwm = options.highWaterMark;
-  var defaultHwm = options.objectMode ? 16 : 16 * 1024;
-  this.highWaterMark = (hwm || hwm === 0) ? hwm : defaultHwm;
-
-  // object stream flag to indicate whether or not this stream
-  // contains buffers or objects.
-  this.objectMode = !!options.objectMode;
-
-  if (stream instanceof Duplex)
-    this.objectMode = this.objectMode || !!options.writableObjectMode;
-
-  // cast to ints.
-  this.highWaterMark = ~~this.highWaterMark;
-
-  this.needDrain = false;
-  // at the start of calling end()
-  this.ending = false;
-  // when end() has been called, and returned
-  this.ended = false;
-  // when 'finish' is emitted
-  this.finished = false;
-
-  // should we decode strings into buffers before passing to _write?
-  // this is here so that some node-core streams can optimize string
-  // handling at a lower level.
-  var noDecode = options.decodeStrings === false;
-  this.decodeStrings = !noDecode;
-
-  // Crypto is kind of old and crusty.  Historically, its default string
-  // encoding is 'binary' so we have to make this configurable.
-  // Everything else in the universe uses 'utf8', though.
-  this.defaultEncoding = options.defaultEncoding || 'utf8';
-
-  // not an actual buffer we keep track of, but a measurement
-  // of how much we're waiting to get pushed to some underlying
-  // socket or file.
-  this.length = 0;
-
-  // a flag to see when we're in the middle of a write.
-  this.writing = false;
-
-  // when true all writes will be buffered until .uncork() call
-  this.corked = 0;
-
-  // a flag to be able to tell if the onwrite cb is called immediately,
-  // or on a later tick.  We set this to true at first, because any
-  // actions that shouldn't happen until "later" should generally also
-  // not happen before the first write call.
-  this.sync = true;
-
-  // a flag to know if we're processing previously buffered items, which
-  // may call the _write() callback in the same tick, so that we don't
-  // end up in an overlapped onwrite situation.
-  this.bufferProcessing = false;
-
-  // the callback that's passed to _write(chunk,cb)
-  this.onwrite = function(er) {
-    onwrite(stream, er);
-  };
-
-  // the callback that the user supplies to write(chunk,encoding,cb)
-  this.writecb = null;
-
-  // the amount that is being written when _write is called.
-  this.writelen = 0;
-
-  this.buffer = [];
-
-  // number of pending user-supplied write callbacks
-  // this must be 0 before 'finish' can be emitted
-  this.pendingcb = 0;
-
-  // emit prefinish if the only thing we're waiting for is _write cbs
-  // This is relevant for synchronous Transform streams
-  this.prefinished = false;
-
-  // True if the error was already emitted and should not be thrown again
-  this.errorEmitted = false;
-}
-
-function Writable(options) {
-  var Duplex = require('./_stream_duplex');
-
-  // Writable ctor is applied to Duplexes, though they're not
-  // instanceof Writable, they're instanceof Readable.
-  if (!(this instanceof Writable) && !(this instanceof Duplex))
-    return new Writable(options);
-
-  this._writableState = new WritableState(options, this);
-
-  // legacy.
-  this.writable = true;
-
-  Stream.call(this);
-}
-
-// Otherwise people can pipe Writable streams, which is just wrong.
-Writable.prototype.pipe = function() {
-  this.emit('error', new Error('Cannot pipe. Not readable.'));
-};
-
-
-function writeAfterEnd(stream, state, cb) {
-  var er = new Error('write after end');
-  // TODO: defer error events consistently everywhere, not just the cb
-  stream.emit('error', er);
-  process.nextTick(function() {
-    cb(er);
-  });
-}
-
-// If we get something that is not a buffer, string, null, or undefined,
-// and we're not in objectMode, then that's an error.
-// Otherwise stream chunks are all considered to be of length=1, and the
-// watermarks determine how many objects to keep in the buffer, rather than
-// how many bytes or characters.
-function validChunk(stream, state, chunk, cb) {
-  var valid = true;
-  if (!util.isBuffer(chunk) &&
-      !util.isString(chunk) &&
-      !util.isNullOrUndefined(chunk) &&
-      !state.objectMode) {
-    var er = new TypeError('Invalid non-string/buffer chunk');
-    stream.emit('error', er);
-    process.nextTick(function() {
-      cb(er);
-    });
-    valid = false;
-  }
-  return valid;
-}
-
-Writable.prototype.write = function(chunk, encoding, cb) {
-  var state = this._writableState;
-  var ret = false;
-
-  if (util.isFunction(encoding)) {
-    cb = encoding;
-    encoding = null;
-  }
-
-  if (util.isBuffer(chunk))
-    encoding = 'buffer';
-  else if (!encoding)
-    encoding = state.defaultEncoding;
-
-  if (!util.isFunction(cb))
-    cb = function() {};
-
-  if (state.ended)
-    writeAfterEnd(this, state, cb);
-  else if (validChunk(this, state, chunk, cb)) {
-    state.pendingcb++;
-    ret = writeOrBuffer(this, state, chunk, encoding, cb);
-  }
-
-  return ret;
-};
-
-Writable.prototype.cork = function() {
-  var state = this._writableState;
-
-  state.corked++;
-};
-
-Writable.prototype.uncork = function() {
-  var state = this._writableState;
-
-  if (state.corked) {
-    state.corked--;
-
-    if (!state.writing &&
-        !state.corked &&
-        !state.finished &&
-        !state.bufferProcessing &&
-        state.buffer.length)
-      clearBuffer(this, state);
-  }
-};
-
-function decodeChunk(state, chunk, encoding) {
-  if (!state.objectMode &&
-      state.decodeStrings !== false &&
-      util.isString(chunk)) {
-    chunk = new Buffer(chunk, encoding);
-  }
-  return chunk;
-}
-
-// if we're already writing something, then just put this
-// in the queue, and wait our turn.  Otherwise, call _write
-// If we return false, then we need a drain event, so set that flag.
-function writeOrBuffer(stream, state, chunk, encoding, cb) {
-  chunk = decodeChunk(state, chunk, encoding);
-  if (util.isBuffer(chunk))
-    encoding = 'buffer';
-  var len = state.objectMode ? 1 : chunk.length;
-
-  state.length += len;
-
-  var ret = state.length < state.highWaterMark;
-  // we must ensure that previous needDrain will not be reset to false.
-  if (!ret)
-    state.needDrain = true;
-
-  if (state.writing || state.corked)
-    state.buffer.push(new WriteReq(chunk, encoding, cb));
-  else
-    doWrite(stream, state, false, len, chunk, encoding, cb);
-
-  return ret;
-}
-
-function doWrite(stream, state, writev, len, chunk, encoding, cb) {
-  state.writelen = len;
-  state.writecb = cb;
-  state.writing = true;
-  state.sync = true;
-  if (writev)
-    stream._writev(chunk, state.onwrite);
-  else
-    stream._write(chunk, encoding, state.onwrite);
-  state.sync = false;
-}
-
-function onwriteError(stream, state, sync, er, cb) {
-  if (sync)
-    process.nextTick(function() {
-      state.pendingcb--;
-      cb(er);
-    });
-  else {
-    state.pendingcb--;
-    cb(er);
-  }
-
-  stream._writableState.errorEmitted = true;
-  stream.emit('error', er);
-}
-
-function onwriteStateUpdate(state) {
-  state.writing = false;
-  state.writecb = null;
-  state.length -= state.writelen;
-  state.writelen = 0;
-}
-
-function onwrite(stream, er) {
-  var state = stream._writableState;
-  var sync = state.sync;
-  var cb = state.writecb;
-
-  onwriteStateUpdate(state);
-
-  if (er)
-    onwriteError(stream, state, sync, er, cb);
-  else {
-    // Check if we're actually ready to finish, but don't emit yet
-    var finished = needFinish(stream, state);
-
-    if (!finished &&
-        !state.corked &&
-        !state.bufferProcessing &&
-        state.buffer.length) {
-      clearBuffer(stream, state);
-    }
-
-    if (sync) {
-      process.nextTick(function() {
-        afterWrite(stream, state, finished, cb);
-      });
-    } else {
-      afterWrite(stream, state, finished, cb);
-    }
-  }
-}
-
-function afterWrite(stream, state, finished, cb) {
-  if (!finished)
-    onwriteDrain(stream, state);
-  state.pendingcb--;
-  cb();
-  finishMaybe(stream, state);
-}
-
-// Must force callback to be called on nextTick, so that we don't
-// emit 'drain' before the write() consumer gets the 'false' return
-// value, and has a chance to attach a 'drain' listener.
-function onwriteDrain(stream, state) {
-  if (state.length === 0 && state.needDrain) {
-    state.needDrain = false;
-    stream.emit('drain');
-  }
-}
-
-
-// if there's something in the buffer waiting, then process it
-function clearBuffer(stream, state) {
-  state.bufferProcessing = true;
-
-  if (stream._writev && state.buffer.length > 1) {
-    // Fast case, write everything using _writev()
-    var cbs = [];
-    for (var c = 0; c < state.buffer.length; c++)
-      cbs.push(state.buffer[c].callback);
-
-    // count the one we are adding, as well.
-    // TODO(isaacs) clean this up
-    state.pendingcb++;
-    doWrite(stream, state, true, state.length, state.buffer, '', function(err) {
-      for (var i = 0; i < cbs.length; i++) {
-        state.pendingcb--;
-        cbs[i](err);
-      }
-    });
-
-    // Clear buffer
-    state.buffer = [];
-  } else {
-    // Slow case, write chunks one-by-one
-    for (var c = 0; c < state.buffer.length; c++) {
-      var entry = state.buffer[c];
-      var chunk = entry.chunk;
-      var encoding = entry.encoding;
-      var cb = entry.callback;
-      var len = state.objectMode ? 1 : chunk.length;
-
-      doWrite(stream, state, false, len, chunk, encoding, cb);
-
-      // if we didn't call the onwrite immediately, then
-      // it means that we need to wait until it does.
-      // also, that means that the chunk and cb are currently
-      // being processed, so move the buffer counter past them.
-      if (state.writing) {
-        c++;
-        break;
-      }
-    }
-
-    if (c < state.buffer.length)
-      state.buffer = state.buffer.slice(c);
-    else
-      state.buffer.length = 0;
-  }
-
-  state.bufferProcessing = false;
-}
-
-Writable.prototype._write = function(chunk, encoding, cb) {
-  cb(new Error('not implemented'));
-
-};
-
-Writable.prototype._writev = null;
-
-Writable.prototype.end = function(chunk, encoding, cb) {
-  var state = this._writableState;
-
-  if (util.isFunction(chunk)) {
-    cb = chunk;
-    chunk = null;
-    encoding = null;
-  } else if (util.isFunction(encoding)) {
-    cb = encoding;
-    encoding = null;
-  }
-
-  if (!util.isNullOrUndefined(chunk))
-    this.write(chunk, encoding);
-
-  // .end() fully uncorks
-  if (state.corked) {
-    state.corked = 1;
-    this.uncork();
-  }
-
-  // ignore unnecessary end() calls.
-  if (!state.ending && !state.finished)
-    endWritable(this, state, cb);
-};
-
-
-function needFinish(stream, state) {
-  return (state.ending &&
-          state.length === 0 &&
-          !state.finished &&
-          !state.writing);
-}
-
-function prefinish(stream, state) {
-  if (!state.prefinished) {
-    state.prefinished = true;
-    stream.emit('prefinish');
-  }
-}
-
-function finishMaybe(stream, state) {
-  var need = needFinish(stream, state);
-  if (need) {
-    if (state.pendingcb === 0) {
-      prefinish(stream, state);
-      state.finished = true;
-      stream.emit('finish');
-    } else
-      prefinish(stream, state);
-  }
-  return need;
-}
-
-function endWritable(stream, state, cb) {
-  state.ending = true;
-  finishMaybe(stream, state);
-  if (cb) {
-    if (state.finished)
-      process.nextTick(cb);
-    else
-      stream.once('finish', cb);
-  }
-  state.ended = true;
-}
-
-}).call(this,require('_process'))
-},{"./_stream_duplex":11,"_process":9,"buffer":2,"core-util-is":16,"inherits":7,"stream":21}],16:[function(require,module,exports){
-(function (Buffer){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-// NOTE: These type checking functions intentionally don't use `instanceof`
-// because it is fragile and can be easily faked with `Object.create()`.
-function isArray(ar) {
-  return Array.isArray(ar);
-}
-exports.isArray = isArray;
-
-function isBoolean(arg) {
-  return typeof arg === 'boolean';
-}
-exports.isBoolean = isBoolean;
-
-function isNull(arg) {
-  return arg === null;
-}
-exports.isNull = isNull;
-
-function isNullOrUndefined(arg) {
-  return arg == null;
-}
-exports.isNullOrUndefined = isNullOrUndefined;
-
-function isNumber(arg) {
-  return typeof arg === 'number';
-}
-exports.isNumber = isNumber;
-
-function isString(arg) {
-  return typeof arg === 'string';
-}
-exports.isString = isString;
-
-function isSymbol(arg) {
-  return typeof arg === 'symbol';
-}
-exports.isSymbol = isSymbol;
-
-function isUndefined(arg) {
-  return arg === void 0;
-}
-exports.isUndefined = isUndefined;
-
-function isRegExp(re) {
-  return isObject(re) && objectToString(re) === '[object RegExp]';
-}
-exports.isRegExp = isRegExp;
-
-function isObject(arg) {
-  return typeof arg === 'object' && arg !== null;
-}
-exports.isObject = isObject;
-
-function isDate(d) {
-  return isObject(d) && objectToString(d) === '[object Date]';
-}
-exports.isDate = isDate;
-
-function isError(e) {
-  return isObject(e) &&
-      (objectToString(e) === '[object Error]' || e instanceof Error);
-}
-exports.isError = isError;
-
-function isFunction(arg) {
-  return typeof arg === 'function';
-}
-exports.isFunction = isFunction;
-
-function isPrimitive(arg) {
-  return arg === null ||
-         typeof arg === 'boolean' ||
-         typeof arg === 'number' ||
-         typeof arg === 'string' ||
-         typeof arg === 'symbol' ||  // ES6 symbol
-         typeof arg === 'undefined';
-}
-exports.isPrimitive = isPrimitive;
-
-function isBuffer(arg) {
-  return Buffer.isBuffer(arg);
-}
-exports.isBuffer = isBuffer;
-
-function objectToString(o) {
-  return Object.prototype.toString.call(o);
-}
-}).call(this,require("buffer").Buffer)
-},{"buffer":2}],17:[function(require,module,exports){
-module.exports = require("./lib/_stream_passthrough.js")
-
-},{"./lib/_stream_passthrough.js":12}],18:[function(require,module,exports){
-exports = module.exports = require('./lib/_stream_readable.js');
-exports.Stream = require('stream');
-exports.Readable = exports;
-exports.Writable = require('./lib/_stream_writable.js');
-exports.Duplex = require('./lib/_stream_duplex.js');
-exports.Transform = require('./lib/_stream_transform.js');
-exports.PassThrough = require('./lib/_stream_passthrough.js');
-
-},{"./lib/_stream_duplex.js":11,"./lib/_stream_passthrough.js":12,"./lib/_stream_readable.js":13,"./lib/_stream_transform.js":14,"./lib/_stream_writable.js":15,"stream":21}],19:[function(require,module,exports){
-module.exports = require("./lib/_stream_transform.js")
-
-},{"./lib/_stream_transform.js":14}],20:[function(require,module,exports){
-module.exports = require("./lib/_stream_writable.js")
-
-},{"./lib/_stream_writable.js":15}],21:[function(require,module,exports){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-module.exports = Stream;
-
-var EE = require('events').EventEmitter;
-var inherits = require('inherits');
-
-inherits(Stream, EE);
-Stream.Readable = require('readable-stream/readable.js');
-Stream.Writable = require('readable-stream/writable.js');
-Stream.Duplex = require('readable-stream/duplex.js');
-Stream.Transform = require('readable-stream/transform.js');
-Stream.PassThrough = require('readable-stream/passthrough.js');
-
-// Backwards-compat with node 0.4.x
-Stream.Stream = Stream;
-
-
-
-// old-style streams.  Note that the pipe method (the only relevant
-// part of this class) is overridden in the Readable class.
-
-function Stream() {
-  EE.call(this);
-}
-
-Stream.prototype.pipe = function(dest, options) {
-  var source = this;
-
-  function ondata(chunk) {
-    if (dest.writable) {
-      if (false === dest.write(chunk) && source.pause) {
-        source.pause();
-      }
-    }
-  }
-
-  source.on('data', ondata);
-
-  function ondrain() {
-    if (source.readable && source.resume) {
-      source.resume();
-    }
-  }
-
-  dest.on('drain', ondrain);
-
-  // If the 'end' option is not supplied, dest.end() will be called when
-  // source gets the 'end' or 'close' events.  Only dest.end() once.
-  if (!dest._isStdio && (!options || options.end !== false)) {
-    source.on('end', onend);
-    source.on('close', onclose);
-  }
-
-  var didOnEnd = false;
-  function onend() {
-    if (didOnEnd) return;
-    didOnEnd = true;
-
-    dest.end();
-  }
-
-
-  function onclose() {
-    if (didOnEnd) return;
-    didOnEnd = true;
-
-    if (typeof dest.destroy === 'function') dest.destroy();
-  }
-
-  // don't leave dangling pipes when there are errors.
-  function onerror(er) {
-    cleanup();
-    if (EE.listenerCount(this, 'error') === 0) {
-      throw er; // Unhandled stream error in pipe.
-    }
-  }
-
-  source.on('error', onerror);
-  dest.on('error', onerror);
-
-  // remove all the event listeners that were added.
-  function cleanup() {
-    source.removeListener('data', ondata);
-    dest.removeListener('drain', ondrain);
-
-    source.removeListener('end', onend);
-    source.removeListener('close', onclose);
-
-    source.removeListener('error', onerror);
-    dest.removeListener('error', onerror);
-
-    source.removeListener('end', cleanup);
-    source.removeListener('close', cleanup);
-
-    dest.removeListener('close', cleanup);
-  }
-
-  source.on('end', cleanup);
-  source.on('close', cleanup);
-
-  dest.on('close', cleanup);
-
-  dest.emit('pipe', source);
-
-  // Allow for unix-like usage: A.pipe(B).pipe(C)
-  return dest;
-};
-
-},{"events":6,"inherits":7,"readable-stream/duplex.js":10,"readable-stream/passthrough.js":17,"readable-stream/readable.js":18,"readable-stream/transform.js":19,"readable-stream/writable.js":20}],22:[function(require,module,exports){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-var Buffer = require('buffer').Buffer;
-
-var isBufferEncoding = Buffer.isEncoding
-  || function(encoding) {
-       switch (encoding && encoding.toLowerCase()) {
-         case 'hex': case 'utf8': case 'utf-8': case 'ascii': case 'binary': case 'base64': case 'ucs2': case 'ucs-2': case 'utf16le': case 'utf-16le': case 'raw': return true;
-         default: return false;
-       }
-     }
-
-
-function assertEncoding(encoding) {
-  if (encoding && !isBufferEncoding(encoding)) {
-    throw new Error('Unknown encoding: ' + encoding);
-  }
-}
-
-// StringDecoder provides an interface for efficiently splitting a series of
-// buffers into a series of JS strings without breaking apart multi-byte
-// characters. CESU-8 is handled as part of the UTF-8 encoding.
-//
-// @TODO Handling all encodings inside a single object makes it very difficult
-// to reason about this code, so it should be split up in the future.
-// @TODO There should be a utf8-strict encoding that rejects invalid UTF-8 code
-// points as used by CESU-8.
-var StringDecoder = exports.StringDecoder = function(encoding) {
-  this.encoding = (encoding || 'utf8').toLowerCase().replace(/[-_]/, '');
-  assertEncoding(encoding);
-  switch (this.encoding) {
-    case 'utf8':
-      // CESU-8 represents each of Surrogate Pair by 3-bytes
-      this.surrogateSize = 3;
-      break;
-    case 'ucs2':
-    case 'utf16le':
-      // UTF-16 represents each of Surrogate Pair by 2-bytes
-      this.surrogateSize = 2;
-      this.detectIncompleteChar = utf16DetectIncompleteChar;
-      break;
-    case 'base64':
-      // Base-64 stores 3 bytes in 4 chars, and pads the remainder.
-      this.surrogateSize = 3;
-      this.detectIncompleteChar = base64DetectIncompleteChar;
-      break;
-    default:
-      this.write = passThroughWrite;
-      return;
-  }
-
-  // Enough space to store all bytes of a single character. UTF-8 needs 4
-  // bytes, but CESU-8 may require up to 6 (3 bytes per surrogate).
-  this.charBuffer = new Buffer(6);
-  // Number of bytes received for the current incomplete multi-byte character.
-  this.charReceived = 0;
-  // Number of bytes expected for the current incomplete multi-byte character.
-  this.charLength = 0;
-};
-
-
-// write decodes the given buffer and returns it as JS string that is
-// guaranteed to not contain any partial multi-byte characters. Any partial
-// character found at the end of the buffer is buffered up, and will be
-// returned when calling write again with the remaining bytes.
-//
-// Note: Converting a Buffer containing an orphan surrogate to a String
-// currently works, but converting a String to a Buffer (via `new Buffer`, or
-// Buffer#write) will replace incomplete surrogates with the unicode
-// replacement character. See https://codereview.chromium.org/121173009/ .
-StringDecoder.prototype.write = function(buffer) {
-  var charStr = '';
-  // if our last write ended with an incomplete multibyte character
-  while (this.charLength) {
-    // determine how many remaining bytes this buffer has to offer for this char
-    var available = (buffer.length >= this.charLength - this.charReceived) ?
-        this.charLength - this.charReceived :
-        buffer.length;
-
-    // add the new bytes to the char buffer
-    buffer.copy(this.charBuffer, this.charReceived, 0, available);
-    this.charReceived += available;
-
-    if (this.charReceived < this.charLength) {
-      // still not enough chars in this buffer? wait for more ...
-      return '';
-    }
-
-    // remove bytes belonging to the current character from the buffer
-    buffer = buffer.slice(available, buffer.length);
-
-    // get the character that was split
-    charStr = this.charBuffer.slice(0, this.charLength).toString(this.encoding);
-
-    // CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
-    var charCode = charStr.charCodeAt(charStr.length - 1);
-    if (charCode >= 0xD800 && charCode <= 0xDBFF) {
-      this.charLength += this.surrogateSize;
-      charStr = '';
-      continue;
-    }
-    this.charReceived = this.charLength = 0;
-
-    // if there are no more bytes in this buffer, just emit our char
-    if (buffer.length === 0) {
-      return charStr;
-    }
-    break;
-  }
-
-  // determine and set charLength / charReceived
-  this.detectIncompleteChar(buffer);
-
-  var end = buffer.length;
-  if (this.charLength) {
-    // buffer the incomplete character bytes we got
-    buffer.copy(this.charBuffer, 0, buffer.length - this.charReceived, end);
-    end -= this.charReceived;
-  }
-
-  charStr += buffer.toString(this.encoding, 0, end);
-
-  var end = charStr.length - 1;
-  var charCode = charStr.charCodeAt(end);
-  // CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
-  if (charCode >= 0xD800 && charCode <= 0xDBFF) {
-    var size = this.surrogateSize;
-    this.charLength += size;
-    this.charReceived += size;
-    this.charBuffer.copy(this.charBuffer, size, 0, size);
-    buffer.copy(this.charBuffer, 0, 0, size);
-    return charStr.substring(0, end);
-  }
-
-  // or just emit the charStr
-  return charStr;
-};
-
-// detectIncompleteChar determines if there is an incomplete UTF-8 character at
-// the end of the given buffer. If so, it sets this.charLength to the byte
-// length that character, and sets this.charReceived to the number of bytes
-// that are available for this character.
-StringDecoder.prototype.detectIncompleteChar = function(buffer) {
-  // determine how many bytes we have to check at the end of this buffer
-  var i = (buffer.length >= 3) ? 3 : buffer.length;
-
-  // Figure out if one of the last i bytes of our buffer announces an
-  // incomplete char.
-  for (; i > 0; i--) {
-    var c = buffer[buffer.length - i];
-
-    // See http://en.wikipedia.org/wiki/UTF-8#Description
-
-    // 110XXXXX
-    if (i == 1 && c >> 5 == 0x06) {
-      this.charLength = 2;
-      break;
-    }
-
-    // 1110XXXX
-    if (i <= 2 && c >> 4 == 0x0E) {
-      this.charLength = 3;
-      break;
-    }
-
-    // 11110XXX
-    if (i <= 3 && c >> 3 == 0x1E) {
-      this.charLength = 4;
-      break;
-    }
-  }
-  this.charReceived = i;
-};
-
-StringDecoder.prototype.end = function(buffer) {
-  var res = '';
-  if (buffer && buffer.length)
-    res = this.write(buffer);
-
-  if (this.charReceived) {
-    var cr = this.charReceived;
-    var buf = this.charBuffer;
-    var enc = this.encoding;
-    res += buf.slice(0, cr).toString(enc);
-  }
-
-  return res;
-};
-
-function passThroughWrite(buffer) {
-  return buffer.toString(this.encoding);
-}
-
-function utf16DetectIncompleteChar(buffer) {
-  this.charReceived = buffer.length % 2;
-  this.charLength = this.charReceived ? 2 : 0;
-}
-
-function base64DetectIncompleteChar(buffer) {
-  this.charReceived = buffer.length % 3;
-  this.charLength = this.charReceived ? 3 : 0;
-}
-
-},{"buffer":2}],23:[function(require,module,exports){
-module.exports = function isBuffer(arg) {
-  return arg && typeof arg === 'object'
-    && typeof arg.copy === 'function'
-    && typeof arg.fill === 'function'
-    && typeof arg.readUInt8 === 'function';
-}
-},{}],24:[function(require,module,exports){
-(function (process,global){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-var formatRegExp = /%[sdj%]/g;
-exports.format = function(f) {
-  if (!isString(f)) {
-    var objects = [];
-    for (var i = 0; i < arguments.length; i++) {
-      objects.push(inspect(arguments[i]));
-    }
-    return objects.join(' ');
-  }
-
-  var i = 1;
-  var args = arguments;
-  var len = args.length;
-  var str = String(f).replace(formatRegExp, function(x) {
-    if (x === '%%') return '%';
-    if (i >= len) return x;
-    switch (x) {
-      case '%s': return String(args[i++]);
-      case '%d': return Number(args[i++]);
-      case '%j':
-        try {
-          return JSON.stringify(args[i++]);
-        } catch (_) {
-          return '[Circular]';
-        }
-      default:
-        return x;
-    }
-  });
-  for (var x = args[i]; i < len; x = args[++i]) {
-    if (isNull(x) || !isObject(x)) {
-      str += ' ' + x;
-    } else {
-      str += ' ' + inspect(x);
-    }
-  }
-  return str;
-};
-
-
-// Mark that a method should not be used.
-// Returns a modified function which warns once by default.
-// If --no-deprecation is set, then it is a no-op.
-exports.deprecate = function(fn, msg) {
-  // Allow for deprecating things in the process of starting up.
-  if (isUndefined(global.process)) {
-    return function() {
-      return exports.deprecate(fn, msg).apply(this, arguments);
-    };
-  }
-
-  if (process.noDeprecation === true) {
-    return fn;
-  }
-
-  var warned = false;
-  function deprecated() {
-    if (!warned) {
-      if (process.throwDeprecation) {
-        throw new Error(msg);
-      } else if (process.traceDeprecation) {
-        console.trace(msg);
-      } else {
-        console.error(msg);
-      }
-      warned = true;
-    }
-    return fn.apply(this, arguments);
-  }
-
-  return deprecated;
-};
-
-
-var debugs = {};
-var debugEnviron;
-exports.debuglog = function(set) {
-  if (isUndefined(debugEnviron))
-    debugEnviron = process.env.NODE_DEBUG || '';
-  set = set.toUpperCase();
-  if (!debugs[set]) {
-    if (new RegExp('\\b' + set + '\\b', 'i').test(debugEnviron)) {
-      var pid = process.pid;
-      debugs[set] = function() {
-        var msg = exports.format.apply(exports, arguments);
-        console.error('%s %d: %s', set, pid, msg);
-      };
-    } else {
-      debugs[set] = function() {};
-    }
-  }
-  return debugs[set];
-};
-
-
-/**
- * Echos the value of a value. Trys to print the value out
- * in the best way possible given the different types.
- *
- * @param {Object} obj The object to print out.
- * @param {Object} opts Optional options object that alters the output.
- */
-/* legacy: obj, showHidden, depth, colors*/
-function inspect(obj, opts) {
-  // default options
-  var ctx = {
-    seen: [],
-    stylize: stylizeNoColor
-  };
-  // legacy...
-  if (arguments.length >= 3) ctx.depth = arguments[2];
-  if (arguments.length >= 4) ctx.colors = arguments[3];
-  if (isBoolean(opts)) {
-    // legacy...
-    ctx.showHidden = opts;
-  } else if (opts) {
-    // got an "options" object
-    exports._extend(ctx, opts);
-  }
-  // set default options
-  if (isUndefined(ctx.showHidden)) ctx.showHidden = false;
-  if (isUndefined(ctx.depth)) ctx.depth = 2;
-  if (isUndefined(ctx.colors)) ctx.colors = false;
-  if (isUndefined(ctx.customInspect)) ctx.customInspect = true;
-  if (ctx.colors) ctx.stylize = stylizeWithColor;
-  return formatValue(ctx, obj, ctx.depth);
-}
-exports.inspect = inspect;
-
-
-// http://en.wikipedia.org/wiki/ANSI_escape_code#graphics
-inspect.colors = {
-  'bold' : [1, 22],
-  'italic' : [3, 23],
-  'underline' : [4, 24],
-  'inverse' : [7, 27],
-  'white' : [37, 39],
-  'grey' : [90, 39],
-  'black' : [30, 39],
-  'blue' : [34, 39],
-  'cyan' : [36, 39],
-  'green' : [32, 39],
-  'magenta' : [35, 39],
-  'red' : [31, 39],
-  'yellow' : [33, 39]
-};
-
-// Don't use 'blue' not visible on cmd.exe
-inspect.styles = {
-  'special': 'cyan',
-  'number': 'yellow',
-  'boolean': 'yellow',
-  'undefined': 'grey',
-  'null': 'bold',
-  'string': 'green',
-  'date': 'magenta',
-  // "name": intentionally not styling
-  'regexp': 'red'
-};
-
-
-function stylizeWithColor(str, styleType) {
-  var style = inspect.styles[styleType];
-
-  if (style) {
-    return '\u001b[' + inspect.colors[style][0] + 'm' + str +
-           '\u001b[' + inspect.colors[style][1] + 'm';
-  } else {
-    return str;
-  }
-}
-
-
-function stylizeNoColor(str, styleType) {
-  return str;
-}
-
-
-function arrayToHash(array) {
-  var hash = {};
-
-  array.forEach(function(val, idx) {
-    hash[val] = true;
-  });
-
-  return hash;
-}
-
-
-function formatValue(ctx, value, recurseTimes) {
-  // Provide a hook for user-specified inspect functions.
-  // Check that value is an object with an inspect function on it
-  if (ctx.customInspect &&
-      value &&
-      isFunction(value.inspect) &&
-      // Filter out the util module, it's inspect function is special
-      value.inspect !== exports.inspect &&
-      // Also filter out any prototype objects using the circular check.
-      !(value.constructor && value.constructor.prototype === value)) {
-    var ret = value.inspect(recurseTimes, ctx);
-    if (!isString(ret)) {
-      ret = formatValue(ctx, ret, recurseTimes);
-    }
-    return ret;
-  }
-
-  // Primitive types cannot have properties
-  var primitive = formatPrimitive(ctx, value);
-  if (primitive) {
-    return primitive;
-  }
-
-  // Look up the keys of the object.
-  var keys = Object.keys(value);
-  var visibleKeys = arrayToHash(keys);
-
-  if (ctx.showHidden) {
-    keys = Object.getOwnPropertyNames(value);
-  }
-
-  // IE doesn't make error fields non-enumerable
-  // http://msdn.microsoft.com/en-us/library/ie/dww52sbt(v=vs.94).aspx
-  if (isError(value)
-      && (keys.indexOf('message') >= 0 || keys.indexOf('description') >= 0)) {
-    return formatError(value);
-  }
-
-  // Some type of object without properties can be shortcutted.
-  if (keys.length === 0) {
-    if (isFunction(value)) {
-      var name = value.name ? ': ' + value.name : '';
-      return ctx.stylize('[Function' + name + ']', 'special');
-    }
-    if (isRegExp(value)) {
-      return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
-    }
-    if (isDate(value)) {
-      return ctx.stylize(Date.prototype.toString.call(value), 'date');
-    }
-    if (isError(value)) {
-      return formatError(value);
-    }
-  }
-
-  var base = '', array = false, braces = ['{', '}'];
-
-  // Make Array say that they are Array
-  if (isArray(value)) {
-    array = true;
-    braces = ['[', ']'];
-  }
-
-  // Make functions say that they are functions
-  if (isFunction(value)) {
-    var n = value.name ? ': ' + value.name : '';
-    base = ' [Function' + n + ']';
-  }
-
-  // Make RegExps say that they are RegExps
-  if (isRegExp(value)) {
-    base = ' ' + RegExp.prototype.toString.call(value);
-  }
-
-  // Make dates with properties first say the date
-  if (isDate(value)) {
-    base = ' ' + Date.prototype.toUTCString.call(value);
-  }
-
-  // Make error with message first say the error
-  if (isError(value)) {
-    base = ' ' + formatError(value);
-  }
-
-  if (keys.length === 0 && (!array || value.length == 0)) {
-    return braces[0] + base + braces[1];
-  }
-
-  if (recurseTimes < 0) {
-    if (isRegExp(value)) {
-      return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
-    } else {
-      return ctx.stylize('[Object]', 'special');
-    }
-  }
-
-  ctx.seen.push(value);
-
-  var output;
-  if (array) {
-    output = formatArray(ctx, value, recurseTimes, visibleKeys, keys);
-  } else {
-    output = keys.map(function(key) {
-      return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array);
-    });
-  }
-
-  ctx.seen.pop();
-
-  return reduceToSingleString(output, base, braces);
-}
-
-
-function formatPrimitive(ctx, value) {
-  if (isUndefined(value))
-    return ctx.stylize('undefined', 'undefined');
-  if (isString(value)) {
-    var simple = '\'' + JSON.stringify(value).replace(/^"|"$/g, '')
-                                             .replace(/'/g, "\\'")
-                                             .replace(/\\"/g, '"') + '\'';
-    return ctx.stylize(simple, 'string');
-  }
-  if (isNumber(value))
-    return ctx.stylize('' + value, 'number');
-  if (isBoolean(value))
-    return ctx.stylize('' + value, 'boolean');
-  // For some reason typeof null is "object", so special case here.
-  if (isNull(value))
-    return ctx.stylize('null', 'null');
-}
-
-
-function formatError(value) {
-  return '[' + Error.prototype.toString.call(value) + ']';
-}
-
-
-function formatArray(ctx, value, recurseTimes, visibleKeys, keys) {
-  var output = [];
-  for (var i = 0, l = value.length; i < l; ++i) {
-    if (hasOwnProperty(value, String(i))) {
-      output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
-          String(i), true));
-    } else {
-      output.push('');
-    }
-  }
-  keys.forEach(function(key) {
-    if (!key.match(/^\d+$/)) {
-      output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
-          key, true));
-    }
-  });
-  return output;
-}
-
-
-function formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) {
-  var name, str, desc;
-  desc = Object.getOwnPropertyDescriptor(value, key) || { value: value[key] };
-  if (desc.get) {
-    if (desc.set) {
-      str = ctx.stylize('[Getter/Setter]', 'special');
-    } else {
-      str = ctx.stylize('[Getter]', 'special');
-    }
-  } else {
-    if (desc.set) {
-      str = ctx.stylize('[Setter]', 'special');
-    }
-  }
-  if (!hasOwnProperty(visibleKeys, key)) {
-    name = '[' + key + ']';
-  }
-  if (!str) {
-    if (ctx.seen.indexOf(desc.value) < 0) {
-      if (isNull(recurseTimes)) {
-        str = formatValue(ctx, desc.value, null);
-      } else {
-        str = formatValue(ctx, desc.value, recurseTimes - 1);
-      }
-      if (str.indexOf('\n') > -1) {
-        if (array) {
-          str = str.split('\n').map(function(line) {
-            return '  ' + line;
-          }).join('\n').substr(2);
-        } else {
-          str = '\n' + str.split('\n').map(function(line) {
-            return '   ' + line;
-          }).join('\n');
-        }
-      }
-    } else {
-      str = ctx.stylize('[Circular]', 'special');
-    }
-  }
-  if (isUndefined(name)) {
-    if (array && key.match(/^\d+$/)) {
-      return str;
-    }
-    name = JSON.stringify('' + key);
-    if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) {
-      name = name.substr(1, name.length - 2);
-      name = ctx.stylize(name, 'name');
-    } else {
-      name = name.replace(/'/g, "\\'")
-                 .replace(/\\"/g, '"')
-                 .replace(/(^"|"$)/g, "'");
-      name = ctx.stylize(name, 'string');
-    }
-  }
-
-  return name + ': ' + str;
-}
-
-
-function reduceToSingleString(output, base, braces) {
-  var numLinesEst = 0;
-  var length = output.reduce(function(prev, cur) {
-    numLinesEst++;
-    if (cur.indexOf('\n') >= 0) numLinesEst++;
-    return prev + cur.replace(/\u001b\[\d\d?m/g, '').length + 1;
-  }, 0);
-
-  if (length > 60) {
-    return braces[0] +
-           (base === '' ? '' : base + '\n ') +
-           ' ' +
-           output.join(',\n  ') +
-           ' ' +
-           braces[1];
-  }
-
-  return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1];
-}
-
-
-// NOTE: These type checking functions intentionally don't use `instanceof`
-// because it is fragile and can be easily faked with `Object.create()`.
-function isArray(ar) {
-  return Array.isArray(ar);
-}
-exports.isArray = isArray;
-
-function isBoolean(arg) {
-  return typeof arg === 'boolean';
-}
-exports.isBoolean = isBoolean;
-
-function isNull(arg) {
-  return arg === null;
-}
-exports.isNull = isNull;
-
-function isNullOrUndefined(arg) {
-  return arg == null;
-}
-exports.isNullOrUndefined = isNullOrUndefined;
-
-function isNumber(arg) {
-  return typeof arg === 'number';
-}
-exports.isNumber = isNumber;
-
-function isString(arg) {
-  return typeof arg === 'string';
-}
-exports.isString = isString;
-
-function isSymbol(arg) {
-  return typeof arg === 'symbol';
-}
-exports.isSymbol = isSymbol;
-
-function isUndefined(arg) {
-  return arg === void 0;
-}
-exports.isUndefined = isUndefined;
-
-function isRegExp(re) {
-  return isObject(re) && objectToString(re) === '[object RegExp]';
-}
-exports.isRegExp = isRegExp;
-
-function isObject(arg) {
-  return typeof arg === 'object' && arg !== null;
-}
-exports.isObject = isObject;
-
-function isDate(d) {
-  return isObject(d) && objectToString(d) === '[object Date]';
-}
-exports.isDate = isDate;
-
-function isError(e) {
-  return isObject(e) &&
-      (objectToString(e) === '[object Error]' || e instanceof Error);
-}
-exports.isError = isError;
-
-function isFunction(arg) {
-  return typeof arg === 'function';
-}
-exports.isFunction = isFunction;
-
-function isPrimitive(arg) {
-  return arg === null ||
-         typeof arg === 'boolean' ||
-         typeof arg === 'number' ||
-         typeof arg === 'string' ||
-         typeof arg === 'symbol' ||  // ES6 symbol
-         typeof arg === 'undefined';
-}
-exports.isPrimitive = isPrimitive;
-
-exports.isBuffer = require('./support/isBuffer');
-
-function objectToString(o) {
-  return Object.prototype.toString.call(o);
-}
-
-
-function pad(n) {
-  return n < 10 ? '0' + n.toString(10) : n.toString(10);
-}
-
-
-var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep',
-              'Oct', 'Nov', 'Dec'];
-
-// 26 Feb 16:19:34
-function timestamp() {
-  var d = new Date();
-  var time = [pad(d.getHours()),
-              pad(d.getMinutes()),
-              pad(d.getSeconds())].join(':');
-  return [d.getDate(), months[d.getMonth()], time].join(' ');
-}
-
-
-// log is just a thin wrapper to console.log that prepends a timestamp
-exports.log = function() {
-  console.log('%s - %s', timestamp(), exports.format.apply(exports, arguments));
-};
-
-
-/**
- * Inherit the prototype methods from one constructor into another.
- *
- * The Function.prototype.inherits from lang.js rewritten as a standalone
- * function (not on Function.prototype). NOTE: If this file is to be loaded
- * during bootstrapping this function needs to be rewritten using some native
- * functions as prototype setup using normal JavaScript does not work as
- * expected during bootstrapping (see mirror.js in r114903).
- *
- * @param {function} ctor Constructor function which needs to inherit the
- *     prototype.
- * @param {function} superCtor Constructor function to inherit prototype from.
- */
-exports.inherits = require('inherits');
-
-exports._extend = function(origin, add) {
-  // Don't do anything if add isn't an object
-  if (!add || !isObject(add)) return origin;
-
-  var keys = Object.keys(add);
-  var i = keys.length;
-  while (i--) {
-    origin[keys[i]] = add[keys[i]];
-  }
-  return origin;
-};
-
-function hasOwnProperty(obj, prop) {
-  return Object.prototype.hasOwnProperty.call(obj, prop);
-}
-
-}).call(this,require('_process'),typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"./support/isBuffer":23,"_process":9,"inherits":7}],25:[function(require,module,exports){
-var util = require('util');
-var intersect = require('intersect');
-var WildEmitter = require('wildemitter');
-var webrtc = require('webrtcsupport');
-
-var BaseSession = require('jingle-session');
-var MediaSession = require('jingle-media-session');
-var FileSession = require('jingle-filetransfer-session');
-
-
-function SessionManager(conf) {
-    WildEmitter.call(this);
-
-    conf = conf || {};
-
-    this.jid = conf.jid;
-    this.selfID = conf.selfID || (this.jid && this.jid.full) || this.jid || '';
-
-    this.sessions = {};
-    this.peers = {};
-
-    this.prepareSession = conf.prepareSession || function (opts) {
-        if (opts.descriptionTypes.indexOf('rtp') >= 0) {
-            return new MediaSession(opts);
-        }
-        if (opts.descriptionTypes.indexOf('filetransfer') >= 0) {
-            return new FileSession(opts);
-        }
-    };
-
-    this.performTieBreak = conf.performTieBreak || function (sess, req) {
-        var descriptionTypes = req.jingle.contents.map(function (content) {
-            if (content.description) {
-                return content.description.descType;
-            }
-        });
-
-        var matching = intersect(sess.pendingDescriptionTypes, descriptionTypes);
-
-        return matching.length > 0;
-    };
-
-    this.screenSharingSupport = webrtc.screenSharing;
-
-    this.capabilities = [
-        'urn:xmpp:jingle:1'
-    ];
-    if (webrtc.support) {
-        this.capabilities = [
-            'urn:xmpp:jingle:1',
-            'urn:xmpp:jingle:apps:rtp:1',
-            'urn:xmpp:jingle:apps:rtp:audio',
-            'urn:xmpp:jingle:apps:rtp:video',
-            'urn:xmpp:jingle:apps:rtp:rtcb-fb:0',
-            'urn:xmpp:jingle:apps:rtp:rtp-hdrext:0',
-            'urn:xmpp:jingle:apps:rtp:ssma:0',
-            'urn:xmpp:jingle:apps:dtls:0',
-            'urn:xmpp:jingle:apps:grouping:0',
-            'urn:xmpp:jingle:apps:file-transfer:3',
-            'urn:xmpp:jingle:transports:ice-udp:1',
-            'urn:xmpp:jingle:transports.dtls-sctp:1',
-            'urn:ietf:rfc:3264',
-            'urn:ietf:rfc:5576',
-            'urn:ietf:rfc:5888'
-        ];
-    }
-
-    this.config = {
-        debug: false,
-        peerConnectionConfig: {
-            iceServers: conf.iceServers || [{'url': 'stun:stun.l.google.com:19302'}]
-        },
-        peerConnectionConstraints: {
-            optional: [
-                {DtlsSrtpKeyAgreement: true},
-                {RtpDataChannels: false}
-            ]
-        },
-        media: {
-            audio: true,
-            video: true
-        }
-    };
-
-    for (var item in conf) {
-        this.config[item] = conf[item];
-    }
-
-    this.iceServers = this.config.peerConnectionConfig.iceServers;
-}
-
-
-util.inherits(SessionManager, WildEmitter);
-
-
-SessionManager.prototype.addICEServer = function (server) {
-    // server == {
-    //    url: '',
-    //    [username: '',]
-    //    [credential: '']
-    // }
-    if (typeof server === 'string') {
-        server = {url: server};
-    }
-    this.iceServers.push(server);
-};
-
-SessionManager.prototype.addSession = function (session) {
-    var self = this;
-
-    var sid = session.sid;
-    var peer = session.peerID;
-
-    this.sessions[sid] = session;
-    if (!this.peers[peer]) {
-        this.peers[peer] = [];
-    }
-
-    this.peers[peer].push(session);
-
-    // Automatically clean up tracked sessions
-    session.on('terminated', function () {
-        var peers = self.peers[peer] || [];
-        if (peers.length) {
-            peers.splice(peers.indexOf(session), 1);
-        }
-        delete self.sessions[sid];
-    });
-
-    // Proxy session events
-    session.on('*', function (name, data, extraData, extraData2) {
-        // Listen for when we actually try to start a session to
-        // trigger the outgoing event.
-        if (name === 'send') {
-            var action = data.jingle && data.jingle.action;
-            if (session.isInitiator && action === 'session-initiate') {
-                self.emit('outgoing', session);
-            }
-        }
-
-        if (self.config.debug && (name === 'log:debug' || name === 'log:error')) {
-            console.log('Jingle:', data, extraData, extraData2);
-        }
-
-        // Don't proxy change:* events, since those don't apply to
-        // the session manager itself.
-        if (name.indexOf('change') === 0) {
-            return;
-        }
-
-        self.emit(name, data, extraData, extraData2);
-    });
-
-    this.emit('createdSession', session);
-
-    return session;
-};
-
-SessionManager.prototype.createMediaSession = function (peer, sid, stream) {
-    var session = new MediaSession({
-        sid: sid,
-        peer: peer,
-        initiator: true,
-        stream: stream,
-        parent: this,
-        iceServers: this.iceServers,
-        constraints: this.config.peerConnectionConstraints
-    });
-
-    this.addSession(session);
-
-    return session;
-};
-
-SessionManager.prototype.createFileTransferSession = function (peer, sid) {
-    var session = new FileSession({
-        sid: sid,
-        peer: peer,
-        initiator: true,
-        parent: this
-    });
-
-    this.addSession(session);
-
-    return session;
-};
-
-SessionManager.prototype.endPeerSessions = function (peer, reason, silent) {
-    peer = peer.full || peer;
-
-    var sessions = this.peers[peer] || [];
-    delete this.peers[peer];
-
-    sessions.forEach(function (session) {
-        session.end(reason || 'gone', silent);
-    });
-};
-
-SessionManager.prototype.endAllSessions = function (reason, silent) {
-    var self = this;
-    Object.keys(this.peers).forEach(function (peer) {
-        self.endPeerSessions(peer, reason, silent);
-    });
-};
-
-SessionManager.prototype._createIncomingSession = function (meta, req) {
-    var session;
-
-    if (this.prepareSession) {
-        session = this.prepareSession(meta, req);
-    }
-
-    // Fallback to a generic session type, which can
-    // only be used to end the session.
-
-    if (!session) {
-        session = new BaseSession(meta);
-    }
-
-    this.addSession(session);
-
-    return session;
-};
-
-SessionManager.prototype._sendError = function (to, id, data) {
-    if (!data.type) {
-        data.type = 'cancel';
-    }
-    this.emit('send', {
-        to: to,
-        id: id,
-        type: 'error',
-        error: data
-    });
-};
-
-SessionManager.prototype._log = function (level, message) {
-    this.emit('log:' + level, message);
-};
-
-SessionManager.prototype.process = function (req) {
-    var self = this;
-
-    // Extract the request metadata that we need to verify
-    var sid = !!req.jingle ? req.jingle.sid : null;
-    var session = this.sessions[sid] || null;
-    var rid = req.id;
-    var sender = req.from.full || req.from;
-
-
-    if (req.type === 'error') {
-        var isTieBreak = req.error && req.error.jingleCondition === 'tie-break';
-        if (session && session.pending && isTieBreak) {
-            return session.end('alternative-session', true);
-        } else {
-            if (session) {
-                session.pendingAction = false;
-            }
-            return this.emit('error', req);
-        }
-    }
-
-    if (req.type === 'result') {
-        if (session) {
-            session.pendingAction = false;
-        }
-        return;
-    }
-
-    var action = req.jingle.action;
-    var contents = req.jingle.contents || [];
-
-    var descriptionTypes = contents.map(function (content) {
-        if (content.description) {
-            return content.description.descType;
-        }
-    });
-    var transportTypes = contents.map(function (content) {
-        if (content.transport) {
-            return content.transport.transType;
-        }
-    });
-
-
-    // Now verify that we are allowed to actually process the
-    // requested action
-
-    if (action !== 'session-initiate') {
-        // Can't modify a session that we don't have.
-        if (!session) {
-            this._log('error', 'Unknown session', sid);
-            return this._sendError(sender, rid, {
-                condition: 'item-not-found',
-                jingleCondition: 'unknown-session'
-            });
-        }
-
-        // Check if someone is trying to hijack a session.
-        if (session.peerID !== sender || session.ended) {
-            this._log('error', 'Session has ended, or action has wrong sender');
-            return this._sendError(sender, rid, {
-                condition: 'item-not-found',
-                jingleCondition: 'unknown-session'
-            });
-        }
-
-        // Can't accept a session twice
-        if (action === 'session-accept' && !session.pending) {
-            this._log('error', 'Tried to accept session twice', sid);
-            return this._sendError(sender, rid, {
-                condition: 'unexpected-request',
-                jingleCondition: 'out-of-order'
-            });
-        }
-
-        // Can't process two requests at once, need to tie break
-        if (action !== 'session-terminate' && action === session.pendingAction) {
-            this._log('error', 'Tie break during pending request');
-            if (session.isInitiator) {
-                return this._sendError(sender, rid, {
-                    condition: 'conflict',
-                    jingleCondition: 'tie-break'
-                });
-            }
-        }
-    } else if (session) {
-        // Don't accept a new session if we already have one.
-        if (session.peerID !== sender) {
-            this._log('error', 'Duplicate sid from new sender');
-            return this._sendError(sender, rid, {
-                condition: 'service-unavailable'
-            });
-        }
-
-        // Check if we need to have a tie breaker because both parties
-        // happened to pick the same random sid.
-        if (session.pending) {
-            if (this.selfID > session.peerID && this.performTieBreak(session, req)) {
-                this._log('error', 'Tie break new session because of duplicate sids');
-                return this._sendError(sender, rid, {
-                    condition: 'conflict',
-                    jingleCondition: 'tie-break'
-                });
-            }
-        } else {
-            // The other side is just doing it wrong.
-            this._log('error', 'Someone is doing this wrong');
-            return this._sendError(sender, rid, {
-                condition: 'unexpected-request',
-                jingleCondition: 'out-of-order'
-            });
-        }
-    } else if (this.peers[sender] && this.peers[sender].length) {
-        // Check if we need to have a tie breaker because we already have
-        // a different session with this peer that is using the requested
-        // content description types.
-        for (var i = 0, len = this.peers[sender].length; i < len; i++) {
-            var sess = this.peers[sender][i];
-            if (sess && sess.pending && sess.sid > sid && this.performTieBreak(sess, req)) {
-                this._log('info', 'Tie break session-initiate');
-                return this._sendError(sender, rid, {
-                    condition: 'conflict',
-                    jingleCondition: 'tie-break'
-                });
-            }
-        }
-    }
-
-    // We've now weeded out invalid requests, so we can process the action now.
-
-    if (action === 'session-initiate') {
-        if (!contents.length) {
-            return self._sendError(sender, rid, {
-                condition: 'bad-request'
-            });
-        }
-
-        session = this._createIncomingSession({
-            sid: sid,
-            peer: req.from,
-            peerID: sender,
-            initiator: false,
-            parent: this,
-            descriptionTypes: descriptionTypes,
-            transportTypes: transportTypes,
-            iceServers: this.iceServers,
-            constraints: this.config.peerConnectionConstraints
-        }, req);
-    }
-
-    session.process(action, req.jingle, function (err) {
-        if (err) {
-            self._log('error', 'Could not process request', req, err);
-            self._sendError(sender, rid, err);
-        } else {
-            self.emit('send', {
-                to: sender,
-                id: rid,
-                type: 'result',
-            });
-
-            // Wait for the initial action to be processed before emitting
-            // the session for the user to accept/reject.
-            if (action === 'session-initiate') {
-                self.emit('incoming', session);
-            }
-        }
-    });
-};
-
-
-module.exports = SessionManager;
-
-},{"intersect":27,"jingle-filetransfer-session":28,"jingle-media-session":79,"jingle-session":111,"util":24,"webrtcsupport":115,"wildemitter":116}],26:[function(require,module,exports){
-var arr = [];
-var each = arr.forEach;
-var slice = arr.slice;
-
-
-module.exports = function(obj) {
-    each.call(slice.call(arguments, 1), function(source) {
-        if (source) {
-            for (var prop in source) {
-                obj[prop] = source[prop];
-            }
-        }
-    });
-    return obj;
-};
-
-},{}],27:[function(require,module,exports){
-module.exports = intersect;
-
-function intersect (a, b) {
-  var res = [];
-  for (var i = 0; i < a.length; i++) {
-    if (indexOf(b, a[i]) > -1) res.push(a[i]);
-  }
-  return res;
-}
-
-intersect.big = function(a, b) {
-  var ret = [];
-  var temp = {};
-  
-  for (var i = 0; i < b.length; i++) {
-    temp[b[i]] = true;
-  }
-  for (var i = 0; i < a.length; i++) {
-    if (temp[a[i]]) ret.push(a[i]);
-  }
-  
-  return ret;
-}
-
-function indexOf(arr, el) {
-  for (var i = 0; i < arr.length; i++) {
-    if (arr[i] === el) return i;
-  }
-  return -1;
-}
-
-},{}],28:[function(require,module,exports){
-var util = require('util');
-var extend = require('extend-object');
-var BaseSession = require('jingle-session');
-var RTCPeerConnection = require('rtcpeerconnection');
-var FileTransfer = require('filetransfer/hashed');
-
-
-function FileTransferSession(opts) {
-    BaseSession.call(this, opts);
-
-    this.pc = new RTCPeerConnection({
-        iceServers: opts.iceServers || [],
-        useJingle: true
-    }, opts.constraints || {});
-
-    this.pc.on('ice', this.onIceCandidate.bind(this));
-    this.pc.on('iceConnectionStateChange', this.onIceStateChange.bind(this));
-    this.pc.on('addChannel', this.onChannelAdded.bind(this));
-
-    this.sender = null;
-    this.receiver = null;
-}
-
-
-util.inherits(FileTransferSession, BaseSession);
-
-
-FileTransferSession.prototype = extend(FileTransferSession.prototype, {
-
-    // ----------------------------------------------------------------
-    // Session control methods
-    // ----------------------------------------------------------------
-
-    start: function (file) {
-        var self = this;
-        this.state = 'pending';
-
-        this.pc.isInitiator = true;
-
-        this.sender = new FileTransfer.Sender();
-        this.sender.on('progress', function (sent, size) {
-            self._log('info', 'Send progress ' + sent + '/' + size);
-        });
-        this.sender.on('sentFile', function (meta) {
-            self._log('info', 'Sent file', meta.name);
-
-            var content = self.pc.localDescription.contents[0];
-            delete content.transport;
-
-            content.description = {
-                descType: 'filetransfer',
-                offer: {
-                    hash: {
-                        algo: meta.algo,
-                        value: meta.hash
-                    }
-                }
-            };
-
-            self.send('description-info', {
-                contents: [content]
-            });
-            self.emit('sentFile', self, meta);
-        });
-
-        var sendChannel = this.pc.createDataChannel('filetransfer');
-        sendChannel.onopen = function () {
-            self.sender.send(file, sendChannel);
-        };
-
-        var constraints = {
-            mandatory: {
-                OfferToReceiveAudio: false,
-                OfferToReceiveVideo: false
-            }
-        };
-
-        this.pc.offer(constraints, function (err, offer) {
-            if (err) {
-                self._log('error', 'Could not create WebRTC offer', err);
-                return self.end('failed-application', true);
-            }
-
-            offer.jingle.contents[0].description = {
-                descType: 'filetransfer',
-                offer: {
-                    date: file.lastModifiedDate,
-                    name: file.name,
-                    size: file.size,
-                    hash: {
-                        algo: 'sha-1',
-                        value: ''
-                    }
-                }
-            };
-
-            self.send('session-initiate', offer.jingle);
-        });
-    },
-
-    accept: function () {
-        var self = this;
-
-        this._log('info', 'Accepted incoming session');
-
-        this.state = 'active';
-
-        this.pc.answer(function (err, answer) {
-            if (err) {
-                self._log('error', 'Could not create WebRTC answer', err);
-                return self.end('failed-application');
-            }
-            self.send('session-accept', answer.jingle);
-        });
-    },
-
-    end: function (reason, silent) {
-        this.pc.close();
-        BaseSession.prototype.end.call(this, reason, silent);
-    },
-
-    maybeReceivedFile: function () {
-        if (!this.receiver.metadata.hash.value) {
-            // unknown hash, file transfer not completed
-        } else if (this.receiver.metadata.hash.value === this.receiver.metadata.actualhash) {
-            this._log('info', 'File hash matches');
-            this.emit('receivedFile', this, this.receivedFile, this.receiver.metadata);
-            this.end('success');
-        } else {
-            this._log('error', 'File hash does not match');
-            this.end('media-error');
-        }
-    },
-
-    // ----------------------------------------------------------------
-    // ICE action handers
-    // ----------------------------------------------------------------
-
-    onIceCandidate: function (candidate) {
-        this._log('info', 'Discovered new ICE candidate', candidate.jingle);
-        this.send('transport-info', candidate.jingle);
-    },
-
-    onIceStateChange: function () {
-        switch (this.pc.iceConnectionState) {
-            case 'checking':
-                this.connectionState = 'connecting';
-                break;
-            case 'completed':
-            case 'connected':
-                this.connectionState = 'connected';
-                break;
-            case 'disconnected':
-                if (this.pc.signalingState === 'stable') {
-                    this.connectionState = 'interrupted';
-                } else {
-                    this.connectionState = 'disconnected';
-                }
-                break;
-            case 'failed':
-                this.connectionState = 'failed';
-                this.end('failed-transport');
-                break;
-            case 'closed':
-                this.connectionState = 'disconnected';
-                break;
-        }
-    },
-
-    onChannelAdded: function (channel) {
-        this.receiver.receive(null, channel);
-    },
-
-    // ----------------------------------------------------------------
-    // Jingle action handers
-    // ----------------------------------------------------------------
-
-    onSessionInitiate: function (changes, cb) {
-        var self = this;
-
-        this._log('info', 'Initiating incoming session');
-
-        this.state = 'pending';
-
-        this.pc.isInitiator = false;
-
-        var desc = changes.contents[0].description;
-
-
-        this.receiver = new FileTransfer.Receiver({hash: desc.offer.hash.algo});
-        this.receiver.on('progress', function (received, size) {
-            self._log('info', 'Receive progress ' + received + '/' + size);
-        });
-        this.receiver.on('receivedFile', function (file) {
-            self.receivedFile = file;
-            self.maybeReceivedFile();
-        });
-        this.receiver.metadata = desc.offer;
-
-        changes.contents[0].description = {
-            descType: 'datachannel'
-        };
-
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: changes
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not create WebRTC answer');
-                return cb({condition: 'general-error'});
-            }
-            cb();
-        });
-    },
-
-    onSessionAccept: function (changes, cb) {
-        var self = this;
-
-        this.state = 'active';
-        
-        changes.contents[0].description = {
-            descType: 'datachannel'
-        };
-
-        this.pc.handleAnswer({
-            type: 'answer',
-            jingle: changes
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not process WebRTC answer');
-                return cb({condition: 'general-error'});
-            }
-            self.emit('accepted', self);
-            cb();
-        });
-    },
-
-    onSessionTerminate: function (changes, cb) {
-        this._log('info', 'Terminating session');
-        this.pc.close();
-        BaseSession.prototype.end.call(this, changes.reason, true);
-        cb();
-    },
-
-    onDescriptionInfo: function (info, cb) {
-        var hash = info.contents[0].description.offer.hash;
-        this.receiver.metadata.hash = hash;
-        if (this.receiver.metadata.actualhash) {
-            this.maybeReceivedFile();
-        }
-        cb();
-    },
-
-    onTransportInfo: function (changes, cb) {
-        this.pc.processIce(changes, function () {
-            cb();
-        });
-    }
-});
-
-
-module.exports = FileTransferSession;
-
-},{"extend-object":26,"filetransfer/hashed":30,"jingle-session":111,"rtcpeerconnection":78,"util":24}],29:[function(require,module,exports){
-var WildEmitter = require('wildemitter');
-var util = require('util');
-
-function Sender(opts) {
-    WildEmitter.call(this);
-    var options = opts || {};
-    this.config = {
-        chunksize: 16384,
-        pacing: 0
-    };
-    // set our config from options
-    var item;
-    for (item in options) {
-        this.config[item] = options[item];
-    }
-
-    this.file = null;
-    this.channel = null;
-}
-util.inherits(Sender, WildEmitter);
-
-Sender.prototype.send = function (file, channel) {
-    var self = this;
-    this.file = file;
-    this.channel = channel;
-    var sliceFile = function(offset) {
-        var reader = new window.FileReader();
-        reader.onload = (function() {
-            return function(e) {
-                self.channel.send(e.target.result);
-                self.emit('progress', offset, file.size, e.target.result);
-                if (file.size > offset + e.target.result.byteLength) {
-                    window.setTimeout(sliceFile, self.config.pacing, offset + self.config.chunksize);
-                } else {
-                    self.emit('progress', file.size, file.size, null);
-                    self.emit('sentFile');
-                }
-            };
-        })(file);
-        var slice = file.slice(offset, offset + self.config.chunksize);
-        reader.readAsArrayBuffer(slice);
-    };
-    window.setTimeout(sliceFile, 0, 0);
-};
-
-function Receiver() {
-    WildEmitter.call(this);
-
-    this.receiveBuffer = [];
-    this.received = 0;
-    this.metadata = {};
-    this.channel = null;
-}
-util.inherits(Receiver, WildEmitter);
-
-Receiver.prototype.receive = function (metadata, channel) {
-    var self = this;
-
-    if (metadata) {
-        this.metadata = metadata;
-    }
-    this.channel = channel;
-    // chrome only supports arraybuffers and those make it easier to calc the hash
-    channel.binaryType = 'arraybuffer';
-    this.channel.onmessage = function (event) {
-        var len = event.data.byteLength;
-        self.received += len;
-        self.receiveBuffer.push(event.data);
-
-        self.emit('progress', self.received, self.metadata.size, event.data);
-        if (self.received === self.metadata.size) {
-            self.emit('receivedFile', new window.Blob(self.receiveBuffer), self.metadata);
-            self.receiveBuffer = []; // discard receivebuffer
-        } else if (self.received > self.metadata.size) {
-            // FIXME
-            console.error('received more than expected, discarding...');
-            self.receiveBuffer = []; // just discard...
-
-        }
-    };
-};
-
-module.exports = {};
-module.exports.support = typeof window !== 'undefined' && window && window.File && window.FileReader && window.Blob;
-module.exports.Sender = Sender;
-module.exports.Receiver = Receiver;
-
-},{"util":24,"wildemitter":116}],30:[function(require,module,exports){
-var WildEmitter = require('wildemitter');
-var util = require('util');
-var hashes = require('iana-hashes');
-var base = require('./filetransfer');
-
-// drop-in replacement for filetransfer which also calculates hashes
-function Sender(opts) {
-    WildEmitter.call(this);
-    var self = this;
-    this.base = new base.Sender(opts);
-
-    var options = opts || {};
-    if (!options.hash) {
-        options.hash = 'sha-1';
-    }
-    this.hash = hashes.createHash(options.hash);
-
-    this.base.on('progress', function (start, size, data) {
-        self.emit('progress', start, size, data);
-        if (data) {
-            self.hash.update(new Uint8Array(data));
-        }
-    });
-    this.base.on('sentFile', function () {
-        self.emit('sentFile', {hash: self.hash.digest('hex'), algo: options.hash });
-    });
-}
-util.inherits(Sender, WildEmitter);
-Sender.prototype.send = function () {
-    this.base.send.apply(this.base, arguments);
-};
-
-function Receiver(opts) {
-    WildEmitter.call(this);
-    var self = this;
-    this.base = new base.Receiver(opts);
-
-    var options = opts || {};
-    if (!options.hash) {
-        options.hash = 'sha-1';
-    }
-    this.hash = hashes.createHash(options.hash);
-
-    this.base.on('progress', function (start, size, data) {
-        self.emit('progress', start, size, data);
-        if (data) {
-            self.hash.update(new Uint8Array(data));
-        }
-    });
-    this.base.on('receivedFile', function (file, metadata) {
-        metadata.actualhash = self.hash.digest('hex');
-        self.emit('receivedFile', file, metadata);
-    });
-}
-util.inherits(Receiver, WildEmitter);
-Receiver.prototype.receive = function () {
-    this.base.receive.apply(this.base, arguments);
-};
-Object.defineProperty(Receiver.prototype, 'metadata', {
-    get: function () {
-        return this.base.metadata;
-    },
-    set: function (value) {
-        this.base.metadata = value;
-    }
-});
-
-module.exports = {};
-module.exports.support = base.support;
-module.exports.Sender = Sender;
-module.exports.Receiver = Receiver;
-
-},{"./filetransfer":29,"iana-hashes":31,"util":24,"wildemitter":116}],31:[function(require,module,exports){
-var createHash = require('create-hash');
-var createHmac = require('create-hmac');
-var getHashes = require('./lib/get-hashes');
-
-var mapping = {
-    md2: 'md2',
-    md5: 'md5',
-    'sha-1': 'sha1',
-    'sha-224': 'sha224',
-    'sha-256': 'sha256',
-    'sha-384': 'sha384',
-    'sha-512': 'sha512'
-};
-
-var names = Object.keys(mapping);
-
-
-exports.getHashes = function () {
-    var result = [];
-    var available = getHashes();
-    for (var i = 0, len = names.length; i < len; i++) {
-        if (available.indexOf(mapping[names[i]]) >= 0) {
-            result.push(names[i]);
-        }
-    }
-    return result;
-};
-
-exports.createHash = function (algorithm) {
-    algorithm = algorithm.toLowerCase();
-    if (mapping[algorithm]) {
-        algorithm = mapping[algorithm];
-    }
-    return createHash(algorithm);
-};
-
-exports.createHmac = function (algorithm, key) {
-    algorithm = algorithm.toLowerCase();
-    if (mapping[algorithm]) {
-        algorithm = mapping[algorithm];
-    }
-    return createHmac(algorithm, key);
-};
-
-},{"./lib/get-hashes":32,"create-hash":33,"create-hmac":46}],32:[function(require,module,exports){
-module.exports = function () {
-    return ['sha1', 'sha224', 'sha256', 'sha384', 'sha512', 'md5', 'rmd160'];
-};
-
-},{}],33:[function(require,module,exports){
-(function (Buffer){
-'use strict';
-var inherits = require('inherits')
-var md5 = require('./md5')
-var rmd160 = require('ripemd160')
-var sha = require('sha.js')
-
-var Transform = require('stream').Transform
-
-function HashNoConstructor(hash) {
-  Transform.call(this)
-
-  this._hash = hash
-  this.buffers = []
-}
-
-inherits(HashNoConstructor, Transform)
-
-HashNoConstructor.prototype._transform = function (data, _, next) {
-  this.buffers.push(data)
-
-  next()
-}
-
-HashNoConstructor.prototype._flush = function (next) {
-  this.push(this.digest())
-  next()
-}
-
-HashNoConstructor.prototype.update = function (data, enc) {
-  if (typeof data === 'string') {
-    data = new Buffer(data, enc)
-  }
-
-  this.buffers.push(data)
-  return this
-}
-
-HashNoConstructor.prototype.digest = function (enc) {
-  var buf = Buffer.concat(this.buffers)
-  var r = this._hash(buf)
-  this.buffers = null
-
-  return enc ? r.toString(enc) : r
-}
-
-function Hash(hash) {
-  Transform.call(this)
-
-  this._hash = hash
-}
-
-inherits(Hash, Transform)
-
-Hash.prototype._transform = function (data, enc, next) {
-  if (enc) data = new Buffer(data, enc)
-
-  this._hash.update(data)
-
-  next()
-}
-
-Hash.prototype._flush = function (next) {
-  this.push(this._hash.digest())
-  this._hash = null
-
-  next()
-}
-
-Hash.prototype.update = function (data, enc) {
-  if (typeof data === 'string') {
-    data = new Buffer(data, enc)
-  }
-
-  this._hash.update(data)
-  return this
-}
-
-Hash.prototype.digest = function (enc) {
-  var outData = this._hash.digest()
-
-  return enc ? outData.toString(enc) : outData
-}
-
-module.exports = function createHash (alg) {
-  if ('md5' === alg) return new HashNoConstructor(md5)
-  if ('rmd160' === alg) return new HashNoConstructor(rmd160)
-
-  return new Hash(sha(alg))
-}
-
-}).call(this,require("buffer").Buffer)
-},{"./md5":35,"buffer":2,"inherits":36,"ripemd160":37,"sha.js":39,"stream":21}],34:[function(require,module,exports){
-(function (Buffer){
-'use strict';
-var intSize = 4;
-var zeroBuffer = new Buffer(intSize); zeroBuffer.fill(0);
-var chrsz = 8;
-
-function toArray(buf, bigEndian) {
-  if ((buf.length % intSize) !== 0) {
-    var len = buf.length + (intSize - (buf.length % intSize));
-    buf = Buffer.concat([buf, zeroBuffer], len);
-  }
-
-  var arr = [];
-  var fn = bigEndian ? buf.readInt32BE : buf.readInt32LE;
-  for (var i = 0; i < buf.length; i += intSize) {
-    arr.push(fn.call(buf, i));
-  }
-  return arr;
-}
-
-function toBuffer(arr, size, bigEndian) {
-  var buf = new Buffer(size);
-  var fn = bigEndian ? buf.writeInt32BE : buf.writeInt32LE;
-  for (var i = 0; i < arr.length; i++) {
-    fn.call(buf, arr[i], i * 4, true);
-  }
-  return buf;
-}
-
-function hash(buf, fn, hashSize, bigEndian) {
-  if (!Buffer.isBuffer(buf)) buf = new Buffer(buf);
-  var arr = fn(toArray(buf, bigEndian), buf.length * chrsz);
-  return toBuffer(arr, hashSize, bigEndian);
-}
-exports.hash = hash;
-}).call(this,require("buffer").Buffer)
-},{"buffer":2}],35:[function(require,module,exports){
-'use strict';
-/*
- * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
- * Digest Algorithm, as defined in RFC 1321.
- * Version 2.1 Copyright (C) Paul Johnston 1999 - 2002.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- * Distributed under the BSD License
- * See http://pajhome.org.uk/crypt/md5 for more info.
- */
-
-var helpers = require('./helpers');
-
-/*
- * Calculate the MD5 of an array of little-endian words, and a bit length
- */
-function core_md5(x, len)
-{
-  /* append padding */
-  x[len >> 5] |= 0x80 << ((len) % 32);
-  x[(((len + 64) >>> 9) << 4) + 14] = len;
-
-  var a =  1732584193;
-  var b = -271733879;
-  var c = -1732584194;
-  var d =  271733878;
-
-  for(var i = 0; i < x.length; i += 16)
-  {
-    var olda = a;
-    var oldb = b;
-    var oldc = c;
-    var oldd = d;
-
-    a = md5_ff(a, b, c, d, x[i+ 0], 7 , -680876936);
-    d = md5_ff(d, a, b, c, x[i+ 1], 12, -389564586);
-    c = md5_ff(c, d, a, b, x[i+ 2], 17,  606105819);
-    b = md5_ff(b, c, d, a, x[i+ 3], 22, -1044525330);
-    a = md5_ff(a, b, c, d, x[i+ 4], 7 , -176418897);
-    d = md5_ff(d, a, b, c, x[i+ 5], 12,  1200080426);
-    c = md5_ff(c, d, a, b, x[i+ 6], 17, -1473231341);
-    b = md5_ff(b, c, d, a, x[i+ 7], 22, -45705983);
-    a = md5_ff(a, b, c, d, x[i+ 8], 7 ,  1770035416);
-    d = md5_ff(d, a, b, c, x[i+ 9], 12, -1958414417);
-    c = md5_ff(c, d, a, b, x[i+10], 17, -42063);
-    b = md5_ff(b, c, d, a, x[i+11], 22, -1990404162);
-    a = md5_ff(a, b, c, d, x[i+12], 7 ,  1804603682);
-    d = md5_ff(d, a, b, c, x[i+13], 12, -40341101);
-    c = md5_ff(c, d, a, b, x[i+14], 17, -1502002290);
-    b = md5_ff(b, c, d, a, x[i+15], 22,  1236535329);
-
-    a = md5_gg(a, b, c, d, x[i+ 1], 5 , -165796510);
-    d = md5_gg(d, a, b, c, x[i+ 6], 9 , -1069501632);
-    c = md5_gg(c, d, a, b, x[i+11], 14,  643717713);
-    b = md5_gg(b, c, d, a, x[i+ 0], 20, -373897302);
-    a = md5_gg(a, b, c, d, x[i+ 5], 5 , -701558691);
-    d = md5_gg(d, a, b, c, x[i+10], 9 ,  38016083);
-    c = md5_gg(c, d, a, b, x[i+15], 14, -660478335);
-    b = md5_gg(b, c, d, a, x[i+ 4], 20, -405537848);
-    a = md5_gg(a, b, c, d, x[i+ 9], 5 ,  568446438);
-    d = md5_gg(d, a, b, c, x[i+14], 9 , -1019803690);
-    c = md5_gg(c, d, a, b, x[i+ 3], 14, -187363961);
-    b = md5_gg(b, c, d, a, x[i+ 8], 20,  1163531501);
-    a = md5_gg(a, b, c, d, x[i+13], 5 , -1444681467);
-    d = md5_gg(d, a, b, c, x[i+ 2], 9 , -51403784);
-    c = md5_gg(c, d, a, b, x[i+ 7], 14,  1735328473);
-    b = md5_gg(b, c, d, a, x[i+12], 20, -1926607734);
-
-    a = md5_hh(a, b, c, d, x[i+ 5], 4 , -378558);
-    d = md5_hh(d, a, b, c, x[i+ 8], 11, -2022574463);
-    c = md5_hh(c, d, a, b, x[i+11], 16,  1839030562);
-    b = md5_hh(b, c, d, a, x[i+14], 23, -35309556);
-    a = md5_hh(a, b, c, d, x[i+ 1], 4 , -1530992060);
-    d = md5_hh(d, a, b, c, x[i+ 4], 11,  1272893353);
-    c = md5_hh(c, d, a, b, x[i+ 7], 16, -155497632);
-    b = md5_hh(b, c, d, a, x[i+10], 23, -1094730640);
-    a = md5_hh(a, b, c, d, x[i+13], 4 ,  681279174);
-    d = md5_hh(d, a, b, c, x[i+ 0], 11, -358537222);
-    c = md5_hh(c, d, a, b, x[i+ 3], 16, -722521979);
-    b = md5_hh(b, c, d, a, x[i+ 6], 23,  76029189);
-    a = md5_hh(a, b, c, d, x[i+ 9], 4 , -640364487);
-    d = md5_hh(d, a, b, c, x[i+12], 11, -421815835);
-    c = md5_hh(c, d, a, b, x[i+15], 16,  530742520);
-    b = md5_hh(b, c, d, a, x[i+ 2], 23, -995338651);
-
-    a = md5_ii(a, b, c, d, x[i+ 0], 6 , -198630844);
-    d = md5_ii(d, a, b, c, x[i+ 7], 10,  1126891415);
-    c = md5_ii(c, d, a, b, x[i+14], 15, -1416354905);
-    b = md5_ii(b, c, d, a, x[i+ 5], 21, -57434055);
-    a = md5_ii(a, b, c, d, x[i+12], 6 ,  1700485571);
-    d = md5_ii(d, a, b, c, x[i+ 3], 10, -1894986606);
-    c = md5_ii(c, d, a, b, x[i+10], 15, -1051523);
-    b = md5_ii(b, c, d, a, x[i+ 1], 21, -2054922799);
-    a = md5_ii(a, b, c, d, x[i+ 8], 6 ,  1873313359);
-    d = md5_ii(d, a, b, c, x[i+15], 10, -30611744);
-    c = md5_ii(c, d, a, b, x[i+ 6], 15, -1560198380);
-    b = md5_ii(b, c, d, a, x[i+13], 21,  1309151649);
-    a = md5_ii(a, b, c, d, x[i+ 4], 6 , -145523070);
-    d = md5_ii(d, a, b, c, x[i+11], 10, -1120210379);
-    c = md5_ii(c, d, a, b, x[i+ 2], 15,  718787259);
-    b = md5_ii(b, c, d, a, x[i+ 9], 21, -343485551);
-
-    a = safe_add(a, olda);
-    b = safe_add(b, oldb);
-    c = safe_add(c, oldc);
-    d = safe_add(d, oldd);
-  }
-  return Array(a, b, c, d);
-
-}
-
-/*
- * These functions implement the four basic operations the algorithm uses.
- */
-function md5_cmn(q, a, b, x, s, t)
-{
-  return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s),b);
-}
-function md5_ff(a, b, c, d, x, s, t)
-{
-  return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);
-}
-function md5_gg(a, b, c, d, x, s, t)
-{
-  return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t);
-}
-function md5_hh(a, b, c, d, x, s, t)
-{
-  return md5_cmn(b ^ c ^ d, a, b, x, s, t);
-}
-function md5_ii(a, b, c, d, x, s, t)
-{
-  return md5_cmn(c ^ (b | (~d)), a, b, x, s, t);
-}
-
-/*
- * Add integers, wrapping at 2^32. This uses 16-bit operations internally
- * to work around bugs in some JS interpreters.
- */
-function safe_add(x, y)
-{
-  var lsw = (x & 0xFFFF) + (y & 0xFFFF);
-  var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
-  return (msw << 16) | (lsw & 0xFFFF);
-}
-
-/*
- * Bitwise rotate a 32-bit number to the left.
- */
-function bit_rol(num, cnt)
-{
-  return (num << cnt) | (num >>> (32 - cnt));
-}
-
-module.exports = function md5(buf) {
-  return helpers.hash(buf, core_md5, 16);
-};
-},{"./helpers":34}],36:[function(require,module,exports){
-arguments[4][7][0].apply(exports,arguments)
-},{"dup":7}],37:[function(require,module,exports){
-(function (Buffer){
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/** @preserve
-(c) 2012 by Cédric Mesnil. All rights reserved.
-
-Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
-
-    - Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
-    - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROF [...]
-*/
-
-// constants table
-var zl = [
-  0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
-  7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8,
-  3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12,
-  1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2,
-  4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13
-]
-
-var zr = [
-  5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12,
-  6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2,
-  15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13,
-  8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14,
-  12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11
-]
-
-var sl = [
-  11, 14, 15, 12, 5, 8, 7, 9, 11, 13, 14, 15, 6, 7, 9, 8,
-  7, 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12,
-  11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5,
-  11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12,
-  9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6
-]
-
-var sr = [
-  8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6,
-  9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11,
-  9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5,
-  15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8,
-  8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11
-]
-
-var hl = [0x00000000, 0x5A827999, 0x6ED9EBA1, 0x8F1BBCDC, 0xA953FD4E]
-var hr = [0x50A28BE6, 0x5C4DD124, 0x6D703EF3, 0x7A6D76E9, 0x00000000]
-
-function bytesToWords (bytes) {
-  var words = []
-  for (var i = 0, b = 0; i < bytes.length; i++, b += 8) {
-    words[b >>> 5] |= bytes[i] << (24 - b % 32)
-  }
-  return words
-}
-
-function wordsToBytes (words) {
-  var bytes = []
-  for (var b = 0; b < words.length * 32; b += 8) {
-    bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF)
-  }
-  return bytes
-}
-
-function processBlock (H, M, offset) {
-  // swap endian
-  for (var i = 0; i < 16; i++) {
-    var offset_i = offset + i
-    var M_offset_i = M[offset_i]
-
-    // Swap
-    M[offset_i] = (
-      (((M_offset_i << 8) | (M_offset_i >>> 24)) & 0x00ff00ff) |
-      (((M_offset_i << 24) | (M_offset_i >>> 8)) & 0xff00ff00)
-    )
-  }
-
-  // Working variables
-  var al, bl, cl, dl, el
-  var ar, br, cr, dr, er
-
-  ar = al = H[0]
-  br = bl = H[1]
-  cr = cl = H[2]
-  dr = dl = H[3]
-  er = el = H[4]
-
-  // computation
-  var t
-  for (i = 0; i < 80; i += 1) {
-    t = (al + M[offset + zl[i]]) | 0
-    if (i < 16) {
-      t += f1(bl, cl, dl) + hl[0]
-    } else if (i < 32) {
-      t += f2(bl, cl, dl) + hl[1]
-    } else if (i < 48) {
-      t += f3(bl, cl, dl) + hl[2]
-    } else if (i < 64) {
-      t += f4(bl, cl, dl) + hl[3]
-    } else {// if (i<80) {
-      t += f5(bl, cl, dl) + hl[4]
-    }
-    t = t | 0
-    t = rotl(t, sl[i])
-    t = (t + el) | 0
-    al = el
-    el = dl
-    dl = rotl(cl, 10)
-    cl = bl
-    bl = t
-
-    t = (ar + M[offset + zr[i]]) | 0
-    if (i < 16) {
-      t += f5(br, cr, dr) + hr[0]
-    } else if (i < 32) {
-      t += f4(br, cr, dr) + hr[1]
-    } else if (i < 48) {
-      t += f3(br, cr, dr) + hr[2]
-    } else if (i < 64) {
-      t += f2(br, cr, dr) + hr[3]
-    } else {// if (i<80) {
-      t += f1(br, cr, dr) + hr[4]
-    }
-
-    t = t | 0
-    t = rotl(t, sr[i])
-    t = (t + er) | 0
-    ar = er
-    er = dr
-    dr = rotl(cr, 10)
-    cr = br
-    br = t
-  }
-
-  // intermediate hash value
-  t = (H[1] + cl + dr) | 0
-  H[1] = (H[2] + dl + er) | 0
-  H[2] = (H[3] + el + ar) | 0
-  H[3] = (H[4] + al + br) | 0
-  H[4] = (H[0] + bl + cr) | 0
-  H[0] = t
-}
-
-function f1 (x, y, z) {
-  return ((x) ^ (y) ^ (z))
-}
-
-function f2 (x, y, z) {
-  return (((x) & (y)) | ((~x) & (z)))
-}
-
-function f3 (x, y, z) {
-  return (((x) | (~(y))) ^ (z))
-}
-
-function f4 (x, y, z) {
-  return (((x) & (z)) | ((y) & (~(z))))
-}
-
-function f5 (x, y, z) {
-  return ((x) ^ ((y) | (~(z))))
-}
-
-function rotl (x, n) {
-  return (x << n) | (x >>> (32 - n))
-}
-
-function ripemd160 (message) {
-  var H = [0x67452301, 0xEFCDAB89, 0x98BADCFE, 0x10325476, 0xC3D2E1F0]
-
-  if (typeof message === 'string') {
-    message = new Buffer(message, 'utf8')
-  }
-
-  var m = bytesToWords(message)
-
-  var nBitsLeft = message.length * 8
-  var nBitsTotal = message.length * 8
-
-  // Add padding
-  m[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32)
-  m[(((nBitsLeft + 64) >>> 9) << 4) + 14] = (
-    (((nBitsTotal << 8) | (nBitsTotal >>> 24)) & 0x00ff00ff) |
-    (((nBitsTotal << 24) | (nBitsTotal >>> 8)) & 0xff00ff00)
-  )
-
-  for (var i = 0; i < m.length; i += 16) {
-    processBlock(H, m, i)
-  }
-
-  // swap endian
-  for (i = 0; i < 5; i++) {
-    // shortcut
-    var H_i = H[i]
-
-    // Swap
-    H[i] = (((H_i << 8) | (H_i >>> 24)) & 0x00ff00ff) |
-      (((H_i << 24) | (H_i >>> 8)) & 0xff00ff00)
-  }
-
-  var digestbytes = wordsToBytes(H)
-  return new Buffer(digestbytes)
-}
-
-module.exports = ripemd160
-
-}).call(this,require("buffer").Buffer)
-},{"buffer":2}],38:[function(require,module,exports){
-(function (Buffer){
-// prototype class for hash functions
-function Hash (blockSize, finalSize) {
-  this._block = new Buffer(blockSize)
-  this._finalSize = finalSize
-  this._blockSize = blockSize
-  this._len = 0
-  this._s = 0
-}
-
-Hash.prototype.update = function (data, enc) {
-  if (typeof data === 'string') {
-    enc = enc || 'utf8'
-    data = new Buffer(data, enc)
-  }
-
-  var l = this._len += data.length
-  var s = this._s || 0
-  var f = 0
-  var buffer = this._block
-
-  while (s < l) {
-    var t = Math.min(data.length, f + this._blockSize - (s % this._blockSize))
-    var ch = (t - f)
-
-    for (var i = 0; i < ch; i++) {
-      buffer[(s % this._blockSize) + i] = data[i + f]
-    }
-
-    s += ch
-    f += ch
-
-    if ((s % this._blockSize) === 0) {
-      this._update(buffer)
-    }
-  }
-  this._s = s
-
-  return this
-}
-
-Hash.prototype.digest = function (enc) {
-  // Suppose the length of the message M, in bits, is l
-  var l = this._len * 8
-
-  // Append the bit 1 to the end of the message
-  this._block[this._len % this._blockSize] = 0x80
-
-  // and then k zero bits, where k is the smallest non-negative solution to the equation (l + 1 + k) === finalSize mod blockSize
-  this._block.fill(0, this._len % this._blockSize + 1)
-
-  if (l % (this._blockSize * 8) >= this._finalSize * 8) {
-    this._update(this._block)
-    this._block.fill(0)
-  }
-
-  // to this append the block which is equal to the number l written in binary
-  // TODO: handle case where l is > Math.pow(2, 29)
-  this._block.writeInt32BE(l, this._blockSize - 4)
-
-  var hash = this._update(this._block) || this._hash()
-
-  return enc ? hash.toString(enc) : hash
-}
-
-Hash.prototype._update = function () {
-  throw new Error('_update must be implemented by subclass')
-}
-
-module.exports = Hash
-
-}).call(this,require("buffer").Buffer)
-},{"buffer":2}],39:[function(require,module,exports){
-var exports = module.exports = function SHA (algorithm) {
-  algorithm = algorithm.toLowerCase()
-
-  var Algorithm = exports[algorithm]
-  if (!Algorithm) throw new Error(algorithm + ' is not supported (we accept pull requests)')
-
-  return new Algorithm()
-}
-
-exports.sha = require('./sha')
-exports.sha1 = require('./sha1')
-exports.sha224 = require('./sha224')
-exports.sha256 = require('./sha256')
-exports.sha384 = require('./sha384')
-exports.sha512 = require('./sha512')
-
-},{"./sha":40,"./sha1":41,"./sha224":42,"./sha256":43,"./sha384":44,"./sha512":45}],40:[function(require,module,exports){
-(function (Buffer){
-/*
- * A JavaScript implementation of the Secure Hash Algorithm, SHA-0, as defined
- * in FIPS PUB 180-1
- * This source code is derived from sha1.js of the same repository.
- * The difference between SHA-0 and SHA-1 is just a bitwise rotate left
- * operation was added.
- */
-
-var inherits = require('inherits')
-var Hash = require('./hash')
-
-var W = new Array(80)
-
-function Sha () {
-  this.init()
-  this._w = W
-
-  Hash.call(this, 64, 56)
-}
-
-inherits(Sha, Hash)
-
-Sha.prototype.init = function () {
-  this._a = 0x67452301 | 0
-  this._b = 0xefcdab89 | 0
-  this._c = 0x98badcfe | 0
-  this._d = 0x10325476 | 0
-  this._e = 0xc3d2e1f0 | 0
-
-  return this
-}
-
-/*
- * Bitwise rotate a 32-bit number to the left.
- */
-function rol (num, cnt) {
-  return (num << cnt) | (num >>> (32 - cnt))
-}
-
-Sha.prototype._update = function (M) {
-  var W = this._w
-
-  var a = this._a
-  var b = this._b
-  var c = this._c
-  var d = this._d
-  var e = this._e
-
-  var j = 0, k
-
-  /*
-   * SHA-1 has a bitwise rotate left operation. But, SHA is not
-   * function calcW() { return rol(W[j - 3] ^ W[j -  8] ^ W[j - 14] ^ W[j - 16], 1) }
-   */
-  function calcW () { return W[j - 3] ^ W[j - 8] ^ W[j - 14] ^ W[j - 16] }
-  function loop (w, f) {
-    W[j] = w
-
-    var t = rol(a, 5) + f + e + w + k
-
-    e = d
-    d = c
-    c = rol(b, 30)
-    b = a
-    a = t
-    j++
-  }
-
-  k = 1518500249
-  while (j < 16) loop(M.readInt32BE(j * 4), (b & c) | ((~b) & d))
-  while (j < 20) loop(calcW(), (b & c) | ((~b) & d))
-  k = 1859775393
-  while (j < 40) loop(calcW(), b ^ c ^ d)
-  k = -1894007588
-  while (j < 60) loop(calcW(), (b & c) | (b & d) | (c & d))
-  k = -899497514
-  while (j < 80) loop(calcW(), b ^ c ^ d)
-
-  this._a = (a + this._a) | 0
-  this._b = (b + this._b) | 0
-  this._c = (c + this._c) | 0
-  this._d = (d + this._d) | 0
-  this._e = (e + this._e) | 0
-}
-
-Sha.prototype._hash = function () {
-  var H = new Buffer(20)
-
-  H.writeInt32BE(this._a | 0, 0)
-  H.writeInt32BE(this._b | 0, 4)
-  H.writeInt32BE(this._c | 0, 8)
-  H.writeInt32BE(this._d | 0, 12)
-  H.writeInt32BE(this._e | 0, 16)
-
-  return H
-}
-
-module.exports = Sha
-
-
-}).call(this,require("buffer").Buffer)
-},{"./hash":38,"buffer":2,"inherits":36}],41:[function(require,module,exports){
-(function (Buffer){
-/*
- * A JavaScript implementation of the Secure Hash Algorithm, SHA-1, as defined
- * in FIPS PUB 180-1
- * Version 2.1a Copyright Paul Johnston 2000 - 2002.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- * Distributed under the BSD License
- * See http://pajhome.org.uk/crypt/md5 for details.
- */
-
-var inherits = require('inherits')
-var Hash = require('./hash')
-
-var W = new Array(80)
-
-function Sha1 () {
-  this.init()
-  this._w = W
-
-  Hash.call(this, 64, 56)
-}
-
-inherits(Sha1, Hash)
-
-Sha1.prototype.init = function () {
-  this._a = 0x67452301 | 0
-  this._b = 0xefcdab89 | 0
-  this._c = 0x98badcfe | 0
-  this._d = 0x10325476 | 0
-  this._e = 0xc3d2e1f0 | 0
-
-  return this
-}
-
-/*
- * Bitwise rotate a 32-bit number to the left.
- */
-function rol (num, cnt) {
-  return (num << cnt) | (num >>> (32 - cnt))
-}
-
-Sha1.prototype._update = function (M) {
-  var W = this._w
-
-  var a = this._a
-  var b = this._b
-  var c = this._c
-  var d = this._d
-  var e = this._e
-
-  var j = 0, k
-
-  function calcW () { return rol(W[j - 3] ^ W[j - 8] ^ W[j - 14] ^ W[j - 16], 1) }
-  function loop (w, f) {
-    W[j] = w
-
-    var t = rol(a, 5) + f + e + w + k
-
-    e = d
-    d = c
-    c = rol(b, 30)
-    b = a
-    a = t
-    j++
-  }
-
-  k = 1518500249
-  while (j < 16) loop(M.readInt32BE(j * 4), (b & c) | ((~b) & d))
-  while (j < 20) loop(calcW(), (b & c) | ((~b) & d))
-  k = 1859775393
-  while (j < 40) loop(calcW(), b ^ c ^ d)
-  k = -1894007588
-  while (j < 60) loop(calcW(), (b & c) | (b & d) | (c & d))
-  k = -899497514
-  while (j < 80) loop(calcW(), b ^ c ^ d)
-
-  this._a = (a + this._a) | 0
-  this._b = (b + this._b) | 0
-  this._c = (c + this._c) | 0
-  this._d = (d + this._d) | 0
-  this._e = (e + this._e) | 0
-}
-
-Sha1.prototype._hash = function () {
-  var H = new Buffer(20)
-
-  H.writeInt32BE(this._a | 0, 0)
-  H.writeInt32BE(this._b | 0, 4)
-  H.writeInt32BE(this._c | 0, 8)
-  H.writeInt32BE(this._d | 0, 12)
-  H.writeInt32BE(this._e | 0, 16)
-
-  return H
-}
-
-module.exports = Sha1
-
-}).call(this,require("buffer").Buffer)
-},{"./hash":38,"buffer":2,"inherits":36}],42:[function(require,module,exports){
-(function (Buffer){
-/**
- * A JavaScript implementation of the Secure Hash Algorithm, SHA-256, as defined
- * in FIPS 180-2
- * Version 2.2-beta Copyright Angel Marin, Paul Johnston 2000 - 2009.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- *
- */
-
-var inherits = require('inherits')
-var Sha256 = require('./sha256')
-var Hash = require('./hash')
-
-var W = new Array(64)
-
-function Sha224 () {
-  this.init()
-
-  this._w = W // new Array(64)
-
-  Hash.call(this, 64, 56)
-}
-
-inherits(Sha224, Sha256)
-
-Sha224.prototype.init = function () {
-  this._a = 0xc1059ed8 | 0
-  this._b = 0x367cd507 | 0
-  this._c = 0x3070dd17 | 0
-  this._d = 0xf70e5939 | 0
-  this._e = 0xffc00b31 | 0
-  this._f = 0x68581511 | 0
-  this._g = 0x64f98fa7 | 0
-  this._h = 0xbefa4fa4 | 0
-
-  return this
-}
-
-Sha224.prototype._hash = function () {
-  var H = new Buffer(28)
-
-  H.writeInt32BE(this._a, 0)
-  H.writeInt32BE(this._b, 4)
-  H.writeInt32BE(this._c, 8)
-  H.writeInt32BE(this._d, 12)
-  H.writeInt32BE(this._e, 16)
-  H.writeInt32BE(this._f, 20)
-  H.writeInt32BE(this._g, 24)
-
-  return H
-}
-
-module.exports = Sha224
-
-}).call(this,require("buffer").Buffer)
-},{"./hash":38,"./sha256":43,"buffer":2,"inherits":36}],43:[function(require,module,exports){
-(function (Buffer){
-/**
- * A JavaScript implementation of the Secure Hash Algorithm, SHA-256, as defined
- * in FIPS 180-2
- * Version 2.2-beta Copyright Angel Marin, Paul Johnston 2000 - 2009.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- *
- */
-
-var inherits = require('inherits')
-var Hash = require('./hash')
-
-var K = [
-  0x428A2F98, 0x71374491, 0xB5C0FBCF, 0xE9B5DBA5,
-  0x3956C25B, 0x59F111F1, 0x923F82A4, 0xAB1C5ED5,
-  0xD807AA98, 0x12835B01, 0x243185BE, 0x550C7DC3,
-  0x72BE5D74, 0x80DEB1FE, 0x9BDC06A7, 0xC19BF174,
-  0xE49B69C1, 0xEFBE4786, 0x0FC19DC6, 0x240CA1CC,
-  0x2DE92C6F, 0x4A7484AA, 0x5CB0A9DC, 0x76F988DA,
-  0x983E5152, 0xA831C66D, 0xB00327C8, 0xBF597FC7,
-  0xC6E00BF3, 0xD5A79147, 0x06CA6351, 0x14292967,
-  0x27B70A85, 0x2E1B2138, 0x4D2C6DFC, 0x53380D13,
-  0x650A7354, 0x766A0ABB, 0x81C2C92E, 0x92722C85,
-  0xA2BFE8A1, 0xA81A664B, 0xC24B8B70, 0xC76C51A3,
-  0xD192E819, 0xD6990624, 0xF40E3585, 0x106AA070,
-  0x19A4C116, 0x1E376C08, 0x2748774C, 0x34B0BCB5,
-  0x391C0CB3, 0x4ED8AA4A, 0x5B9CCA4F, 0x682E6FF3,
-  0x748F82EE, 0x78A5636F, 0x84C87814, 0x8CC70208,
-  0x90BEFFFA, 0xA4506CEB, 0xBEF9A3F7, 0xC67178F2
-]
-
-var W = new Array(64)
-
-function Sha256 () {
-  this.init()
-
-  this._w = W // new Array(64)
-
-  Hash.call(this, 64, 56)
-}
-
-inherits(Sha256, Hash)
-
-Sha256.prototype.init = function () {
-  this._a = 0x6a09e667 | 0
-  this._b = 0xbb67ae85 | 0
-  this._c = 0x3c6ef372 | 0
-  this._d = 0xa54ff53a | 0
-  this._e = 0x510e527f | 0
-  this._f = 0x9b05688c | 0
-  this._g = 0x1f83d9ab | 0
-  this._h = 0x5be0cd19 | 0
-
-  return this
-}
-
-function S (X, n) {
-  return (X >>> n) | (X << (32 - n))
-}
-
-function R (X, n) {
-  return (X >>> n)
-}
-
-function Ch (x, y, z) {
-  return ((x & y) ^ ((~x) & z))
-}
-
-function Maj (x, y, z) {
-  return ((x & y) ^ (x & z) ^ (y & z))
-}
-
-function Sigma0256 (x) {
-  return (S(x, 2) ^ S(x, 13) ^ S(x, 22))
-}
-
-function Sigma1256 (x) {
-  return (S(x, 6) ^ S(x, 11) ^ S(x, 25))
-}
-
-function Gamma0256 (x) {
-  return (S(x, 7) ^ S(x, 18) ^ R(x, 3))
-}
-
-function Gamma1256 (x) {
-  return (S(x, 17) ^ S(x, 19) ^ R(x, 10))
-}
-
-Sha256.prototype._update = function (M) {
-  var W = this._w
-
-  var a = this._a | 0
-  var b = this._b | 0
-  var c = this._c | 0
-  var d = this._d | 0
-  var e = this._e | 0
-  var f = this._f | 0
-  var g = this._g | 0
-  var h = this._h | 0
-
-  var j = 0
-
-  function calcW () { return Gamma1256(W[j - 2]) + W[j - 7] + Gamma0256(W[j - 15]) + W[j - 16] }
-  function loop (w) {
-    W[j] = w
-
-    var T1 = h + Sigma1256(e) + Ch(e, f, g) + K[j] + w
-    var T2 = Sigma0256(a) + Maj(a, b, c)
-
-    h = g
-    g = f
-    f = e
-    e = d + T1
-    d = c
-    c = b
-    b = a
-    a = T1 + T2
-
-    j++
-  }
-
-  while (j < 16) loop(M.readInt32BE(j * 4))
-  while (j < 64) loop(calcW())
-
-  this._a = (a + this._a) | 0
-  this._b = (b + this._b) | 0
-  this._c = (c + this._c) | 0
-  this._d = (d + this._d) | 0
-  this._e = (e + this._e) | 0
-  this._f = (f + this._f) | 0
-  this._g = (g + this._g) | 0
-  this._h = (h + this._h) | 0
-}
-
-Sha256.prototype._hash = function () {
-  var H = new Buffer(32)
-
-  H.writeInt32BE(this._a, 0)
-  H.writeInt32BE(this._b, 4)
-  H.writeInt32BE(this._c, 8)
-  H.writeInt32BE(this._d, 12)
-  H.writeInt32BE(this._e, 16)
-  H.writeInt32BE(this._f, 20)
-  H.writeInt32BE(this._g, 24)
-  H.writeInt32BE(this._h, 28)
-
-  return H
-}
-
-module.exports = Sha256
-
-}).call(this,require("buffer").Buffer)
-},{"./hash":38,"buffer":2,"inherits":36}],44:[function(require,module,exports){
-(function (Buffer){
-var inherits = require('inherits')
-var SHA512 = require('./sha512')
-var Hash = require('./hash')
-
-var W = new Array(160)
-
-function Sha384 () {
-  this.init()
-  this._w = W
-
-  Hash.call(this, 128, 112)
-}
-
-inherits(Sha384, SHA512)
-
-Sha384.prototype.init = function () {
-  this._a = 0xcbbb9d5d | 0
-  this._b = 0x629a292a | 0
-  this._c = 0x9159015a | 0
-  this._d = 0x152fecd8 | 0
-  this._e = 0x67332667 | 0
-  this._f = 0x8eb44a87 | 0
-  this._g = 0xdb0c2e0d | 0
-  this._h = 0x47b5481d | 0
-
-  this._al = 0xc1059ed8 | 0
-  this._bl = 0x367cd507 | 0
-  this._cl = 0x3070dd17 | 0
-  this._dl = 0xf70e5939 | 0
-  this._el = 0xffc00b31 | 0
-  this._fl = 0x68581511 | 0
-  this._gl = 0x64f98fa7 | 0
-  this._hl = 0xbefa4fa4 | 0
-
-  return this
-}
-
-Sha384.prototype._hash = function () {
-  var H = new Buffer(48)
-
-  function writeInt64BE (h, l, offset) {
-    H.writeInt32BE(h, offset)
-    H.writeInt32BE(l, offset + 4)
-  }
-
-  writeInt64BE(this._a, this._al, 0)
-  writeInt64BE(this._b, this._bl, 8)
-  writeInt64BE(this._c, this._cl, 16)
-  writeInt64BE(this._d, this._dl, 24)
-  writeInt64BE(this._e, this._el, 32)
-  writeInt64BE(this._f, this._fl, 40)
-
-  return H
-}
-
-module.exports = Sha384
-
-}).call(this,require("buffer").Buffer)
-},{"./hash":38,"./sha512":45,"buffer":2,"inherits":36}],45:[function(require,module,exports){
-(function (Buffer){
-var inherits = require('inherits')
-var Hash = require('./hash')
-
-var K = [
-  0x428a2f98, 0xd728ae22, 0x71374491, 0x23ef65cd,
-  0xb5c0fbcf, 0xec4d3b2f, 0xe9b5dba5, 0x8189dbbc,
-  0x3956c25b, 0xf348b538, 0x59f111f1, 0xb605d019,
-  0x923f82a4, 0xaf194f9b, 0xab1c5ed5, 0xda6d8118,
-  0xd807aa98, 0xa3030242, 0x12835b01, 0x45706fbe,
-  0x243185be, 0x4ee4b28c, 0x550c7dc3, 0xd5ffb4e2,
-  0x72be5d74, 0xf27b896f, 0x80deb1fe, 0x3b1696b1,
-  0x9bdc06a7, 0x25c71235, 0xc19bf174, 0xcf692694,
-  0xe49b69c1, 0x9ef14ad2, 0xefbe4786, 0x384f25e3,
-  0x0fc19dc6, 0x8b8cd5b5, 0x240ca1cc, 0x77ac9c65,
-  0x2de92c6f, 0x592b0275, 0x4a7484aa, 0x6ea6e483,
-  0x5cb0a9dc, 0xbd41fbd4, 0x76f988da, 0x831153b5,
-  0x983e5152, 0xee66dfab, 0xa831c66d, 0x2db43210,
-  0xb00327c8, 0x98fb213f, 0xbf597fc7, 0xbeef0ee4,
-  0xc6e00bf3, 0x3da88fc2, 0xd5a79147, 0x930aa725,
-  0x06ca6351, 0xe003826f, 0x14292967, 0x0a0e6e70,
-  0x27b70a85, 0x46d22ffc, 0x2e1b2138, 0x5c26c926,
-  0x4d2c6dfc, 0x5ac42aed, 0x53380d13, 0x9d95b3df,
-  0x650a7354, 0x8baf63de, 0x766a0abb, 0x3c77b2a8,
-  0x81c2c92e, 0x47edaee6, 0x92722c85, 0x1482353b,
-  0xa2bfe8a1, 0x4cf10364, 0xa81a664b, 0xbc423001,
-  0xc24b8b70, 0xd0f89791, 0xc76c51a3, 0x0654be30,
-  0xd192e819, 0xd6ef5218, 0xd6990624, 0x5565a910,
-  0xf40e3585, 0x5771202a, 0x106aa070, 0x32bbd1b8,
-  0x19a4c116, 0xb8d2d0c8, 0x1e376c08, 0x5141ab53,
-  0x2748774c, 0xdf8eeb99, 0x34b0bcb5, 0xe19b48a8,
-  0x391c0cb3, 0xc5c95a63, 0x4ed8aa4a, 0xe3418acb,
-  0x5b9cca4f, 0x7763e373, 0x682e6ff3, 0xd6b2b8a3,
-  0x748f82ee, 0x5defb2fc, 0x78a5636f, 0x43172f60,
-  0x84c87814, 0xa1f0ab72, 0x8cc70208, 0x1a6439ec,
-  0x90befffa, 0x23631e28, 0xa4506ceb, 0xde82bde9,
-  0xbef9a3f7, 0xb2c67915, 0xc67178f2, 0xe372532b,
-  0xca273ece, 0xea26619c, 0xd186b8c7, 0x21c0c207,
-  0xeada7dd6, 0xcde0eb1e, 0xf57d4f7f, 0xee6ed178,
-  0x06f067aa, 0x72176fba, 0x0a637dc5, 0xa2c898a6,
-  0x113f9804, 0xbef90dae, 0x1b710b35, 0x131c471b,
-  0x28db77f5, 0x23047d84, 0x32caab7b, 0x40c72493,
-  0x3c9ebe0a, 0x15c9bebc, 0x431d67c4, 0x9c100d4c,
-  0x4cc5d4be, 0xcb3e42b6, 0x597f299c, 0xfc657e2a,
-  0x5fcb6fab, 0x3ad6faec, 0x6c44198c, 0x4a475817
-]
-
-var W = new Array(160)
-
-function Sha512 () {
-  this.init()
-  this._w = W
-
-  Hash.call(this, 128, 112)
-}
-
-inherits(Sha512, Hash)
-
-Sha512.prototype.init = function () {
-  this._a = 0x6a09e667 | 0
-  this._b = 0xbb67ae85 | 0
-  this._c = 0x3c6ef372 | 0
-  this._d = 0xa54ff53a | 0
-  this._e = 0x510e527f | 0
-  this._f = 0x9b05688c | 0
-  this._g = 0x1f83d9ab | 0
-  this._h = 0x5be0cd19 | 0
-
-  this._al = 0xf3bcc908 | 0
-  this._bl = 0x84caa73b | 0
-  this._cl = 0xfe94f82b | 0
-  this._dl = 0x5f1d36f1 | 0
-  this._el = 0xade682d1 | 0
-  this._fl = 0x2b3e6c1f | 0
-  this._gl = 0xfb41bd6b | 0
-  this._hl = 0x137e2179 | 0
-
-  return this
-}
-
-function S (X, Xl, n) {
-  return (X >>> n) | (Xl << (32 - n))
-}
-
-function Ch (x, y, z) {
-  return ((x & y) ^ ((~x) & z))
-}
-
-function Maj (x, y, z) {
-  return ((x & y) ^ (x & z) ^ (y & z))
-}
-
-Sha512.prototype._update = function (M) {
-  var W = this._w
-
-  var a = this._a | 0
-  var b = this._b | 0
-  var c = this._c | 0
-  var d = this._d | 0
-  var e = this._e | 0
-  var f = this._f | 0
-  var g = this._g | 0
-  var h = this._h | 0
-
-  var al = this._al | 0
-  var bl = this._bl | 0
-  var cl = this._cl | 0
-  var dl = this._dl | 0
-  var el = this._el | 0
-  var fl = this._fl | 0
-  var gl = this._gl | 0
-  var hl = this._hl | 0
-
-  var i = 0, j = 0
-  var Wi, Wil
-  function calcW () {
-    var x = W[j - 15 * 2]
-    var xl = W[j - 15 * 2 + 1]
-    var gamma0 = S(x, xl, 1) ^ S(x, xl, 8) ^ (x >>> 7)
-    var gamma0l = S(xl, x, 1) ^ S(xl, x, 8) ^ S(xl, x, 7)
-
-    x = W[j - 2 * 2]
-    xl = W[j - 2 * 2 + 1]
-    var gamma1 = S(x, xl, 19) ^ S(xl, x, 29) ^ (x >>> 6)
-    var gamma1l = S(xl, x, 19) ^ S(x, xl, 29) ^ S(xl, x, 6)
-
-    // W[i] = gamma0 + W[i - 7] + gamma1 + W[i - 16]
-    var Wi7 = W[j - 7 * 2]
-    var Wi7l = W[j - 7 * 2 + 1]
-
-    var Wi16 = W[j - 16 * 2]
-    var Wi16l = W[j - 16 * 2 + 1]
-
-    Wil = gamma0l + Wi7l
-    Wi = gamma0 + Wi7 + ((Wil >>> 0) < (gamma0l >>> 0) ? 1 : 0)
-    Wil = Wil + gamma1l
-    Wi = Wi + gamma1 + ((Wil >>> 0) < (gamma1l >>> 0) ? 1 : 0)
-    Wil = Wil + Wi16l
-    Wi = Wi + Wi16 + ((Wil >>> 0) < (Wi16l >>> 0) ? 1 : 0)
-  }
-
-  function loop () {
-    W[j] = Wi
-    W[j + 1] = Wil
-
-    var maj = Maj(a, b, c)
-    var majl = Maj(al, bl, cl)
-
-    var sigma0h = S(a, al, 28) ^ S(al, a, 2) ^ S(al, a, 7)
-    var sigma0l = S(al, a, 28) ^ S(a, al, 2) ^ S(a, al, 7)
-    var sigma1h = S(e, el, 14) ^ S(e, el, 18) ^ S(el, e, 9)
-    var sigma1l = S(el, e, 14) ^ S(el, e, 18) ^ S(e, el, 9)
-
-    // t1 = h + sigma1 + ch + K[i] + W[i]
-    var Ki = K[j]
-    var Kil = K[j + 1]
-
-    var ch = Ch(e, f, g)
-    var chl = Ch(el, fl, gl)
-
-    var t1l = hl + sigma1l
-    var t1 = h + sigma1h + ((t1l >>> 0) < (hl >>> 0) ? 1 : 0)
-    t1l = t1l + chl
-    t1 = t1 + ch + ((t1l >>> 0) < (chl >>> 0) ? 1 : 0)
-    t1l = t1l + Kil
-    t1 = t1 + Ki + ((t1l >>> 0) < (Kil >>> 0) ? 1 : 0)
-    t1l = t1l + Wil
-    t1 = t1 + Wi + ((t1l >>> 0) < (Wil >>> 0) ? 1 : 0)
-
-    // t2 = sigma0 + maj
-    var t2l = sigma0l + majl
-    var t2 = sigma0h + maj + ((t2l >>> 0) < (sigma0l >>> 0) ? 1 : 0)
-
-    h = g
-    hl = gl
-    g = f
-    gl = fl
-    f = e
-    fl = el
-    el = (dl + t1l) | 0
-    e = (d + t1 + ((el >>> 0) < (dl >>> 0) ? 1 : 0)) | 0
-    d = c
-    dl = cl
-    c = b
-    cl = bl
-    b = a
-    bl = al
-    al = (t1l + t2l) | 0
-    a = (t1 + t2 + ((al >>> 0) < (t1l >>> 0) ? 1 : 0)) | 0
-
-    i++
-    j += 2
-  }
-
-  while (i < 16) {
-    Wi = M.readInt32BE(j * 4)
-    Wil = M.readInt32BE(j * 4 + 4)
-
-    loop()
-  }
-
-  while (i < 80) {
-    calcW()
-    loop()
-  }
-
-  this._al = (this._al + al) | 0
-  this._bl = (this._bl + bl) | 0
-  this._cl = (this._cl + cl) | 0
-  this._dl = (this._dl + dl) | 0
-  this._el = (this._el + el) | 0
-  this._fl = (this._fl + fl) | 0
-  this._gl = (this._gl + gl) | 0
-  this._hl = (this._hl + hl) | 0
-
-  this._a = (this._a + a + ((this._al >>> 0) < (al >>> 0) ? 1 : 0)) | 0
-  this._b = (this._b + b + ((this._bl >>> 0) < (bl >>> 0) ? 1 : 0)) | 0
-  this._c = (this._c + c + ((this._cl >>> 0) < (cl >>> 0) ? 1 : 0)) | 0
-  this._d = (this._d + d + ((this._dl >>> 0) < (dl >>> 0) ? 1 : 0)) | 0
-  this._e = (this._e + e + ((this._el >>> 0) < (el >>> 0) ? 1 : 0)) | 0
-  this._f = (this._f + f + ((this._fl >>> 0) < (fl >>> 0) ? 1 : 0)) | 0
-  this._g = (this._g + g + ((this._gl >>> 0) < (gl >>> 0) ? 1 : 0)) | 0
-  this._h = (this._h + h + ((this._hl >>> 0) < (hl >>> 0) ? 1 : 0)) | 0
-}
-
-Sha512.prototype._hash = function () {
-  var H = new Buffer(64)
-
-  function writeInt64BE (h, l, offset) {
-    H.writeInt32BE(h, offset)
-    H.writeInt32BE(l, offset + 4)
-  }
-
-  writeInt64BE(this._a, this._al, 0)
-  writeInt64BE(this._b, this._bl, 8)
-  writeInt64BE(this._c, this._cl, 16)
-  writeInt64BE(this._d, this._dl, 24)
-  writeInt64BE(this._e, this._el, 32)
-  writeInt64BE(this._f, this._fl, 40)
-  writeInt64BE(this._g, this._gl, 48)
-  writeInt64BE(this._h, this._hl, 56)
-
-  return H
-}
-
-module.exports = Sha512
-
-}).call(this,require("buffer").Buffer)
-},{"./hash":38,"buffer":2,"inherits":36}],46:[function(require,module,exports){
-(function (Buffer){
-'use strict';
-var createHash = require('create-hash/browser');
-var inherits = require('inherits')
-
-var Transform = require('stream').Transform
-
-var ZEROS = new Buffer(128)
-ZEROS.fill(0)
-
-function Hmac(alg, key) {
-  Transform.call(this)
-
-  if (typeof key === 'string') {
-    key = new Buffer(key)
-  }
-
-  var blocksize = (alg === 'sha512' || alg === 'sha384') ? 128 : 64
-
-  this._alg = alg
-  this._key = key
-
-  if (key.length > blocksize) {
-    key = createHash(alg).update(key).digest()
-
-  } else if (key.length < blocksize) {
-    key = Buffer.concat([key, ZEROS], blocksize)
-  }
-
-  var ipad = this._ipad = new Buffer(blocksize)
-  var opad = this._opad = new Buffer(blocksize)
-
-  for (var i = 0; i < blocksize; i++) {
-    ipad[i] = key[i] ^ 0x36
-    opad[i] = key[i] ^ 0x5C
-  }
-
-  this._hash = createHash(alg).update(ipad)
-}
-
-inherits(Hmac, Transform)
-
-Hmac.prototype.update = function (data, enc) {
-  this._hash.update(data, enc)
-
-  return this
-}
-
-Hmac.prototype._transform = function (data, _, next) {
-  this._hash.update(data)
-
-  next()
-}
-
-Hmac.prototype._flush = function (next) {
-  this.push(this.digest())
-
-  next()
-}
-
-Hmac.prototype.digest = function (enc) {
-  var h = this._hash.digest()
-
-  return createHash(this._alg).update(this._opad).update(h).digest(enc)
-}
-
-module.exports = function createHmac(alg, key) {
-  return new Hmac(alg, key)
-}
-
-}).call(this,require("buffer").Buffer)
-},{"buffer":2,"create-hash/browser":33,"inherits":47,"stream":21}],47:[function(require,module,exports){
-arguments[4][7][0].apply(exports,arguments)
-},{"dup":7}],48:[function(require,module,exports){
-/**
- * lodash 3.0.3 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var arrayEach = require('lodash._arrayeach'),
-    baseEach = require('lodash._baseeach'),
-    bindCallback = require('lodash._bindcallback'),
-    isArray = require('lodash.isarray');
-
-/**
- * Creates a function for `_.forEach` or `_.forEachRight`.
- *
- * @private
- * @param {Function} arrayFunc The function to iterate over an array.
- * @param {Function} eachFunc The function to iterate over a collection.
- * @returns {Function} Returns the new each function.
- */
-function createForEach(arrayFunc, eachFunc) {
-  return function(collection, iteratee, thisArg) {
-    return (typeof iteratee == 'function' && thisArg === undefined && isArray(collection))
-      ? arrayFunc(collection, iteratee)
-      : eachFunc(collection, bindCallback(iteratee, thisArg, 3));
-  };
-}
-
-/**
- * Iterates over elements of `collection` invoking `iteratee` for each element.
- * The `iteratee` is bound to `thisArg` and invoked with three arguments:
- * (value, index|key, collection). Iteratee functions may exit iteration early
- * by explicitly returning `false`.
- *
- * **Note:** As with other "Collections" methods, objects with a "length" property
- * are iterated like arrays. To avoid this behavior `_.forIn` or `_.forOwn`
- * may be used for object iteration.
- *
- * @static
- * @memberOf _
- * @alias each
- * @category Collection
- * @param {Array|Object|string} collection The collection to iterate over.
- * @param {Function} [iteratee=_.identity] The function invoked per iteration.
- * @param {*} [thisArg] The `this` binding of `iteratee`.
- * @returns {Array|Object|string} Returns `collection`.
- * @example
- *
- * _([1, 2]).forEach(function(n) {
- *   console.log(n);
- * }).value();
- * // => logs each value from left to right and returns the array
- *
- * _.forEach({ 'a': 1, 'b': 2 }, function(n, key) {
- *   console.log(n, key);
- * });
- * // => logs each value-key pair and returns the object (iteration order is not guaranteed)
- */
-var forEach = createForEach(arrayEach, baseEach);
-
-module.exports = forEach;
-
-},{"lodash._arrayeach":49,"lodash._baseeach":50,"lodash._bindcallback":54,"lodash.isarray":55}],49:[function(require,module,exports){
-/**
- * lodash 3.0.0 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.7.0 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/**
- * A specialized version of `_.forEach` for arrays without support for callback
- * shorthands or `this` binding.
- *
- * @private
- * @param {Array} array The array to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
- * @returns {Array} Returns `array`.
- */
-function arrayEach(array, iteratee) {
-  var index = -1,
-      length = array.length;
-
-  while (++index < length) {
-    if (iteratee(array[index], index, array) === false) {
-      break;
-    }
-  }
-  return array;
-}
-
-module.exports = arrayEach;
-
-},{}],50:[function(require,module,exports){
-/**
- * lodash 3.0.4 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var keys = require('lodash.keys');
-
-/**
- * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * The base implementation of `_.forEach` without support for callback
- * shorthands and `this` binding.
- *
- * @private
- * @param {Array|Object|string} collection The collection to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
- * @returns {Array|Object|string} Returns `collection`.
- */
-var baseEach = createBaseEach(baseForOwn);
-
-/**
- * The base implementation of `baseForIn` and `baseForOwn` which iterates
- * over `object` properties returned by `keysFunc` invoking `iteratee` for
- * each property. Iteratee functions may exit iteration early by explicitly
- * returning `false`.
- *
- * @private
- * @param {Object} object The object to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
- * @param {Function} keysFunc The function to get the keys of `object`.
- * @returns {Object} Returns `object`.
- */
-var baseFor = createBaseFor();
-
-/**
- * The base implementation of `_.forOwn` without support for callback
- * shorthands and `this` binding.
- *
- * @private
- * @param {Object} object The object to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
- * @returns {Object} Returns `object`.
- */
-function baseForOwn(object, iteratee) {
-  return baseFor(object, iteratee, keys);
-}
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * Creates a `baseEach` or `baseEachRight` function.
- *
- * @private
- * @param {Function} eachFunc The function to iterate over a collection.
- * @param {boolean} [fromRight] Specify iterating from right to left.
- * @returns {Function} Returns the new base function.
- */
-function createBaseEach(eachFunc, fromRight) {
-  return function(collection, iteratee) {
-    var length = collection ? getLength(collection) : 0;
-    if (!isLength(length)) {
-      return eachFunc(collection, iteratee);
-    }
-    var index = fromRight ? length : -1,
-        iterable = toObject(collection);
-
-    while ((fromRight ? index-- : ++index < length)) {
-      if (iteratee(iterable[index], index, iterable) === false) {
-        break;
-      }
-    }
-    return collection;
-  };
-}
-
-/**
- * Creates a base function for `_.forIn` or `_.forInRight`.
- *
- * @private
- * @param {boolean} [fromRight] Specify iterating from right to left.
- * @returns {Function} Returns the new base function.
- */
-function createBaseFor(fromRight) {
-  return function(object, iteratee, keysFunc) {
-    var iterable = toObject(object),
-        props = keysFunc(object),
-        length = props.length,
-        index = fromRight ? length : -1;
-
-    while ((fromRight ? index-- : ++index < length)) {
-      var key = props[index];
-      if (iteratee(iterable[key], key, iterable) === false) {
-        break;
-      }
-    }
-    return object;
-  };
-}
-
-/**
- * Gets the "length" property value of `object`.
- *
- * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
- * that affects Safari on at least iOS 8.1-8.3 ARM64.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {*} Returns the "length" value.
- */
-var getLength = baseProperty('length');
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * Converts `value` to an object if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Object} Returns the object.
- */
-function toObject(value) {
-  return isObject(value) ? value : Object(value);
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-module.exports = baseEach;
-
-},{"lodash.keys":51}],51:[function(require,module,exports){
-/**
- * lodash 3.1.2 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var getNative = require('lodash._getnative'),
-    isArguments = require('lodash.isarguments'),
-    isArray = require('lodash.isarray');
-
-/** Used to detect unsigned integer values. */
-var reIsUint = /^\d+$/;
-
-/** Used for native method references. */
-var objectProto = Object.prototype;
-
-/** Used to check objects for own properties. */
-var hasOwnProperty = objectProto.hasOwnProperty;
-
-/* Native method references for those with the same name as other `lodash` methods. */
-var nativeKeys = getNative(Object, 'keys');
-
-/**
- * Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * Gets the "length" property value of `object`.
- *
- * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
- * that affects Safari on at least iOS 8.1-8.3 ARM64.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {*} Returns the "length" value.
- */
-var getLength = baseProperty('length');
-
-/**
- * Checks if `value` is array-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
- */
-function isArrayLike(value) {
-  return value != null && isLength(getLength(value));
-}
-
-/**
- * Checks if `value` is a valid array-like index.
- *
- * @private
- * @param {*} value The value to check.
- * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
- * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
- */
-function isIndex(value, length) {
-  value = (typeof value == 'number' || reIsUint.test(value)) ? +value : -1;
-  length = length == null ? MAX_SAFE_INTEGER : length;
-  return value > -1 && value % 1 == 0 && value < length;
-}
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * A fallback implementation of `Object.keys` which creates an array of the
- * own enumerable property names of `object`.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {Array} Returns the array of property names.
- */
-function shimKeys(object) {
-  var props = keysIn(object),
-      propsLength = props.length,
-      length = propsLength && object.length;
-
-  var allowIndexes = !!length && isLength(length) &&
-    (isArray(object) || isArguments(object));
-
-  var index = -1,
-      result = [];
-
-  while (++index < propsLength) {
-    var key = props[index];
-    if ((allowIndexes && isIndex(key, length)) || hasOwnProperty.call(object, key)) {
-      result.push(key);
-    }
-  }
-  return result;
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-/**
- * Creates an array of the own enumerable property names of `object`.
- *
- * **Note:** Non-object values are coerced to objects. See the
- * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys)
- * for more details.
- *
- * @static
- * @memberOf _
- * @category Object
- * @param {Object} object The object to query.
- * @returns {Array} Returns the array of property names.
- * @example
- *
- * function Foo() {
- *   this.a = 1;
- *   this.b = 2;
- * }
- *
- * Foo.prototype.c = 3;
- *
- * _.keys(new Foo);
- * // => ['a', 'b'] (iteration order is not guaranteed)
- *
- * _.keys('hi');
- * // => ['0', '1']
- */
-var keys = !nativeKeys ? shimKeys : function(object) {
-  var Ctor = object == null ? undefined : object.constructor;
-  if ((typeof Ctor == 'function' && Ctor.prototype === object) ||
-      (typeof object != 'function' && isArrayLike(object))) {
-    return shimKeys(object);
-  }
-  return isObject(object) ? nativeKeys(object) : [];
-};
-
-/**
- * Creates an array of the own and inherited enumerable property names of `object`.
- *
- * **Note:** Non-object values are coerced to objects.
- *
- * @static
- * @memberOf _
- * @category Object
- * @param {Object} object The object to query.
- * @returns {Array} Returns the array of property names.
- * @example
- *
- * function Foo() {
- *   this.a = 1;
- *   this.b = 2;
- * }
- *
- * Foo.prototype.c = 3;
- *
- * _.keysIn(new Foo);
- * // => ['a', 'b', 'c'] (iteration order is not guaranteed)
- */
-function keysIn(object) {
-  if (object == null) {
-    return [];
-  }
-  if (!isObject(object)) {
-    object = Object(object);
-  }
-  var length = object.length;
-  length = (length && isLength(length) &&
-    (isArray(object) || isArguments(object)) && length) || 0;
-
-  var Ctor = object.constructor,
-      index = -1,
-      isProto = typeof Ctor == 'function' && Ctor.prototype === object,
-      result = Array(length),
-      skipIndexes = length > 0;
-
-  while (++index < length) {
-    result[index] = (index + '');
-  }
-  for (var key in object) {
-    if (!(skipIndexes && isIndex(key, length)) &&
-        !(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
-      result.push(key);
-    }
-  }
-  return result;
-}
-
-module.exports = keys;
-
-},{"lodash._getnative":52,"lodash.isarguments":53,"lodash.isarray":55}],52:[function(require,module,exports){
-/**
- * lodash 3.9.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/** `Object#toString` result references. */
-var funcTag = '[object Function]';
-
-/** Used to detect host constructors (Safari > 5). */
-var reIsHostCtor = /^\[object .+?Constructor\]$/;
-
-/**
- * Checks if `value` is object-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
- */
-function isObjectLike(value) {
-  return !!value && typeof value == 'object';
-}
-
-/** Used for native method references. */
-var objectProto = Object.prototype;
-
-/** Used to resolve the decompiled source of functions. */
-var fnToString = Function.prototype.toString;
-
-/** Used to check objects for own properties. */
-var hasOwnProperty = objectProto.hasOwnProperty;
-
-/**
- * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
- * of values.
- */
-var objToString = objectProto.toString;
-
-/** Used to detect if a method is native. */
-var reIsNative = RegExp('^' +
-  fnToString.call(hasOwnProperty).replace(/[\\^$.*+?()[\]{}|]/g, '\\$&')
-  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
-);
-
-/**
- * Gets the native function at `key` of `object`.
- *
- * @private
- * @param {Object} object The object to query.
- * @param {string} key The key of the method to get.
- * @returns {*} Returns the function if it's native, else `undefined`.
- */
-function getNative(object, key) {
-  var value = object == null ? undefined : object[key];
-  return isNative(value) ? value : undefined;
-}
-
-/**
- * Checks if `value` is classified as a `Function` object.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
- * @example
- *
- * _.isFunction(_);
- * // => true
- *
- * _.isFunction(/abc/);
- * // => false
- */
-function isFunction(value) {
-  // The use of `Object#toString` avoids issues with the `typeof` operator
-  // in older versions of Chrome and Safari which return 'function' for regexes
-  // and Safari 8 equivalents which return 'object' for typed array constructors.
-  return isObject(value) && objToString.call(value) == funcTag;
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-/**
- * Checks if `value` is a native function.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a native function, else `false`.
- * @example
- *
- * _.isNative(Array.prototype.push);
- * // => true
- *
- * _.isNative(_);
- * // => false
- */
-function isNative(value) {
-  if (value == null) {
-    return false;
-  }
-  if (isFunction(value)) {
-    return reIsNative.test(fnToString.call(value));
-  }
-  return isObjectLike(value) && reIsHostCtor.test(value);
-}
-
-module.exports = getNative;
-
-},{}],53:[function(require,module,exports){
-/**
- * lodash 3.0.4 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/**
- * Checks if `value` is object-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
- */
-function isObjectLike(value) {
-  return !!value && typeof value == 'object';
-}
-
-/** Used for native method references. */
-var objectProto = Object.prototype;
-
-/** Used to check objects for own properties. */
-var hasOwnProperty = objectProto.hasOwnProperty;
-
-/** Native method references. */
-var propertyIsEnumerable = objectProto.propertyIsEnumerable;
-
-/**
- * Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * Gets the "length" property value of `object`.
- *
- * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
- * that affects Safari on at least iOS 8.1-8.3 ARM64.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {*} Returns the "length" value.
- */
-var getLength = baseProperty('length');
-
-/**
- * Checks if `value` is array-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
- */
-function isArrayLike(value) {
-  return value != null && isLength(getLength(value));
-}
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * Checks if `value` is classified as an `arguments` object.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
- * @example
- *
- * _.isArguments(function() { return arguments; }());
- * // => true
- *
- * _.isArguments([1, 2, 3]);
- * // => false
- */
-function isArguments(value) {
-  return isObjectLike(value) && isArrayLike(value) &&
-    hasOwnProperty.call(value, 'callee') && !propertyIsEnumerable.call(value, 'callee');
-}
-
-module.exports = isArguments;
-
-},{}],54:[function(require,module,exports){
-/**
- * lodash 3.0.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/**
- * A specialized version of `baseCallback` which only supports `this` binding
- * and specifying the number of arguments to provide to `func`.
- *
- * @private
- * @param {Function} func The function to bind.
- * @param {*} thisArg The `this` binding of `func`.
- * @param {number} [argCount] The number of arguments to provide to `func`.
- * @returns {Function} Returns the callback.
- */
-function bindCallback(func, thisArg, argCount) {
-  if (typeof func != 'function') {
-    return identity;
-  }
-  if (thisArg === undefined) {
-    return func;
-  }
-  switch (argCount) {
-    case 1: return function(value) {
-      return func.call(thisArg, value);
-    };
-    case 3: return function(value, index, collection) {
-      return func.call(thisArg, value, index, collection);
-    };
-    case 4: return function(accumulator, value, index, collection) {
-      return func.call(thisArg, accumulator, value, index, collection);
-    };
-    case 5: return function(value, other, key, object, source) {
-      return func.call(thisArg, value, other, key, object, source);
-    };
-  }
-  return function() {
-    return func.apply(thisArg, arguments);
-  };
-}
-
-/**
- * This method returns the first argument provided to it.
- *
- * @static
- * @memberOf _
- * @category Utility
- * @param {*} value Any value.
- * @returns {*} Returns `value`.
- * @example
- *
- * var object = { 'user': 'fred' };
- *
- * _.identity(object) === object;
- * // => true
- */
-function identity(value) {
-  return value;
-}
-
-module.exports = bindCallback;
-
-},{}],55:[function(require,module,exports){
-/**
- * lodash 3.0.4 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/** `Object#toString` result references. */
-var arrayTag = '[object Array]',
-    funcTag = '[object Function]';
-
-/** Used to detect host constructors (Safari > 5). */
-var reIsHostCtor = /^\[object .+?Constructor\]$/;
-
-/**
- * Checks if `value` is object-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
- */
-function isObjectLike(value) {
-  return !!value && typeof value == 'object';
-}
-
-/** Used for native method references. */
-var objectProto = Object.prototype;
-
-/** Used to resolve the decompiled source of functions. */
-var fnToString = Function.prototype.toString;
-
-/** Used to check objects for own properties. */
-var hasOwnProperty = objectProto.hasOwnProperty;
-
-/**
- * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
- * of values.
- */
-var objToString = objectProto.toString;
-
-/** Used to detect if a method is native. */
-var reIsNative = RegExp('^' +
-  fnToString.call(hasOwnProperty).replace(/[\\^$.*+?()[\]{}|]/g, '\\$&')
-  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
-);
-
-/* Native method references for those with the same name as other `lodash` methods. */
-var nativeIsArray = getNative(Array, 'isArray');
-
-/**
- * Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * Gets the native function at `key` of `object`.
- *
- * @private
- * @param {Object} object The object to query.
- * @param {string} key The key of the method to get.
- * @returns {*} Returns the function if it's native, else `undefined`.
- */
-function getNative(object, key) {
-  var value = object == null ? undefined : object[key];
-  return isNative(value) ? value : undefined;
-}
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * Checks if `value` is classified as an `Array` object.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
- * @example
- *
- * _.isArray([1, 2, 3]);
- * // => true
- *
- * _.isArray(function() { return arguments; }());
- * // => false
- */
-var isArray = nativeIsArray || function(value) {
-  return isObjectLike(value) && isLength(value.length) && objToString.call(value) == arrayTag;
-};
-
-/**
- * Checks if `value` is classified as a `Function` object.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
- * @example
- *
- * _.isFunction(_);
- * // => true
- *
- * _.isFunction(/abc/);
- * // => false
- */
-function isFunction(value) {
-  // The use of `Object#toString` avoids issues with the `typeof` operator
-  // in older versions of Chrome and Safari which return 'function' for regexes
-  // and Safari 8 equivalents which return 'object' for typed array constructors.
-  return isObject(value) && objToString.call(value) == funcTag;
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-/**
- * Checks if `value` is a native function.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a native function, else `false`.
- * @example
- *
- * _.isNative(Array.prototype.push);
- * // => true
- *
- * _.isNative(_);
- * // => false
- */
-function isNative(value) {
-  if (value == null) {
-    return false;
-  }
-  if (isFunction(value)) {
-    return reIsNative.test(fnToString.call(value));
-  }
-  return isObjectLike(value) && reIsHostCtor.test(value);
-}
-
-module.exports = isArray;
-
-},{}],56:[function(require,module,exports){
-/**
- * lodash 3.1.2 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var baseGet = require('lodash._baseget'),
-    toPath = require('lodash._topath'),
-    isArray = require('lodash.isarray'),
-    map = require('lodash.map');
-
-/** Used to match property names within property paths. */
-var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\n\\]|\\.)*?\1)\]/,
-    reIsPlainProp = /^\w*$/;
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * A specialized version of `baseProperty` which supports deep paths.
- *
- * @private
- * @param {Array|string} path The path of the property to get.
- * @returns {Function} Returns the new function.
- */
-function basePropertyDeep(path) {
-  var pathKey = (path + '');
-  path = toPath(path);
-  return function(object) {
-    return baseGet(object, path, pathKey);
-  };
-}
-
-/**
- * Checks if `value` is a property name and not a property path.
- *
- * @private
- * @param {*} value The value to check.
- * @param {Object} [object] The object to query keys on.
- * @returns {boolean} Returns `true` if `value` is a property name, else `false`.
- */
-function isKey(value, object) {
-  var type = typeof value;
-  if ((type == 'string' && reIsPlainProp.test(value)) || type == 'number') {
-    return true;
-  }
-  if (isArray(value)) {
-    return false;
-  }
-  var result = !reIsDeepProp.test(value);
-  return result || (object != null && value in toObject(object));
-}
-
-/**
- * Converts `value` to an object if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Object} Returns the object.
- */
-function toObject(value) {
-  return isObject(value) ? value : Object(value);
-}
-
-/**
- * Gets the property value of `path` from all elements in `collection`.
- *
- * @static
- * @memberOf _
- * @category Collection
- * @param {Array|Object|string} collection The collection to iterate over.
- * @param {Array|string} path The path of the property to pluck.
- * @returns {Array} Returns the property values.
- * @example
- *
- * var users = [
- *   { 'user': 'barney', 'age': 36 },
- *   { 'user': 'fred',   'age': 40 }
- * ];
- *
- * _.pluck(users, 'user');
- * // => ['barney', 'fred']
- *
- * var userIndex = _.indexBy(users, 'user');
- * _.pluck(userIndex, 'age');
- * // => [36, 40] (iteration order is not guaranteed)
- */
-function pluck(collection, path) {
-  return map(collection, property(path));
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-/**
- * Creates a function which returns the property value at `path` on a
- * given object.
- *
- * @static
- * @memberOf _
- * @category Utility
- * @param {Array|string} path The path of the property to get.
- * @returns {Function} Returns the new function.
- * @example
- *
- * var objects = [
- *   { 'a': { 'b': { 'c': 2 } } },
- *   { 'a': { 'b': { 'c': 1 } } }
- * ];
- *
- * _.map(objects, _.property('a.b.c'));
- * // => [2, 1]
- *
- * _.pluck(_.sortBy(objects, _.property(['a', 'b', 'c'])), 'a.b.c');
- * // => [1, 2]
- */
-function property(path) {
-  return isKey(path) ? baseProperty(path) : basePropertyDeep(path);
-}
-
-module.exports = pluck;
-
-},{"lodash._baseget":57,"lodash._topath":58,"lodash.isarray":59,"lodash.map":60}],57:[function(require,module,exports){
-/**
- * lodash 3.7.2 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/**
- * The base implementation of `get` without support for string paths
- * and default values.
- *
- * @private
- * @param {Object} object The object to query.
- * @param {Array} path The path of the property to get.
- * @param {string} [pathKey] The key representation of path.
- * @returns {*} Returns the resolved value.
- */
-function baseGet(object, path, pathKey) {
-  if (object == null) {
-    return;
-  }
-  if (pathKey !== undefined && pathKey in toObject(object)) {
-    path = [pathKey];
-  }
-  var index = 0,
-      length = path.length;
-
-  while (object != null && index < length) {
-    object = object[path[index++]];
-  }
-  return (index && index == length) ? object : undefined;
-}
-
-/**
- * Converts `value` to an object if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Object} Returns the object.
- */
-function toObject(value) {
-  return isObject(value) ? value : Object(value);
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-module.exports = baseGet;
-
-},{}],58:[function(require,module,exports){
-/**
- * lodash 3.8.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var isArray = require('lodash.isarray');
-
-/** Used to match property names within property paths. */
-var rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\n\\]|\\.)*?)\2)\]/g;
-
-/** Used to match backslashes in property paths. */
-var reEscapeChar = /\\(\\)?/g;
-
-/**
- * Converts `value` to a string if it's not one. An empty string is returned
- * for `null` or `undefined` values.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {string} Returns the string.
- */
-function baseToString(value) {
-  return value == null ? '' : (value + '');
-}
-
-/**
- * Converts `value` to property path array if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Array} Returns the property path array.
- */
-function toPath(value) {
-  if (isArray(value)) {
-    return value;
-  }
-  var result = [];
-  baseToString(value).replace(rePropName, function(match, number, quote, string) {
-    result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match));
-  });
-  return result;
-}
-
-module.exports = toPath;
-
-},{"lodash.isarray":59}],59:[function(require,module,exports){
-arguments[4][55][0].apply(exports,arguments)
-},{"dup":55}],60:[function(require,module,exports){
-/**
- * lodash 3.1.4 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var arrayMap = require('lodash._arraymap'),
-    baseCallback = require('lodash._basecallback'),
-    baseEach = require('lodash._baseeach'),
-    isArray = require('lodash.isarray');
-
-/**
- * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * The base implementation of `_.map` without support for callback shorthands
- * and `this` binding.
- *
- * @private
- * @param {Array|Object|string} collection The collection to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
- * @returns {Array} Returns the new mapped array.
- */
-function baseMap(collection, iteratee) {
-  var index = -1,
-      result = isArrayLike(collection) ? Array(collection.length) : [];
-
-  baseEach(collection, function(value, key, collection) {
-    result[++index] = iteratee(value, key, collection);
-  });
-  return result;
-}
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * Gets the "length" property value of `object`.
- *
- * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
- * that affects Safari on at least iOS 8.1-8.3 ARM64.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {*} Returns the "length" value.
- */
-var getLength = baseProperty('length');
-
-/**
- * Checks if `value` is array-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
- */
-function isArrayLike(value) {
-  return value != null && isLength(getLength(value));
-}
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * Creates an array of values by running each element in `collection` through
- * `iteratee`. The `iteratee` is bound to `thisArg` and invoked with three
- * arguments: (value, index|key, collection).
- *
- * If a property name is provided for `iteratee` the created `_.property`
- * style callback returns the property value of the given element.
- *
- * If a value is also provided for `thisArg` the created `_.matchesProperty`
- * style callback returns `true` for elements that have a matching property
- * value, else `false`.
- *
- * If an object is provided for `iteratee` the created `_.matches` style
- * callback returns `true` for elements that have the properties of the given
- * object, else `false`.
- *
- * Many lodash methods are guarded to work as iteratees for methods like
- * `_.every`, `_.filter`, `_.map`, `_.mapValues`, `_.reject`, and `_.some`.
- *
- * The guarded methods are:
- * `ary`, `callback`, `chunk`, `clone`, `create`, `curry`, `curryRight`,
- * `drop`, `dropRight`, `every`, `fill`, `flatten`, `invert`, `max`, `min`,
- * `parseInt`, `slice`, `sortBy`, `take`, `takeRight`, `template`, `trim`,
- * `trimLeft`, `trimRight`, `trunc`, `random`, `range`, `sample`, `some`,
- * `sum`, `uniq`, and `words`
- *
- * @static
- * @memberOf _
- * @alias collect
- * @category Collection
- * @param {Array|Object|string} collection The collection to iterate over.
- * @param {Function|Object|string} [iteratee=_.identity] The function invoked
- *  per iteration.
- * @param {*} [thisArg] The `this` binding of `iteratee`.
- * @returns {Array} Returns the new mapped array.
- * @example
- *
- * function timesThree(n) {
- *   return n * 3;
- * }
- *
- * _.map([1, 2], timesThree);
- * // => [3, 6]
- *
- * _.map({ 'a': 1, 'b': 2 }, timesThree);
- * // => [3, 6] (iteration order is not guaranteed)
- *
- * var users = [
- *   { 'user': 'barney' },
- *   { 'user': 'fred' }
- * ];
- *
- * // using the `_.property` callback shorthand
- * _.map(users, 'user');
- * // => ['barney', 'fred']
- */
-function map(collection, iteratee, thisArg) {
-  var func = isArray(collection) ? arrayMap : baseMap;
-  iteratee = baseCallback(iteratee, thisArg, 3);
-  return func(collection, iteratee);
-}
-
-module.exports = map;
-
-},{"lodash._arraymap":61,"lodash._basecallback":62,"lodash._baseeach":67,"lodash.isarray":59}],61:[function(require,module,exports){
-/**
- * lodash 3.0.0 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.7.0 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/**
- * A specialized version of `_.map` for arrays without support for callback
- * shorthands or `this` binding.
- *
- * @private
- * @param {Array} array The array to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
- * @returns {Array} Returns the new mapped array.
- */
-function arrayMap(array, iteratee) {
-  var index = -1,
-      length = array.length,
-      result = Array(length);
-
-  while (++index < length) {
-    result[index] = iteratee(array[index], index, array);
-  }
-  return result;
-}
-
-module.exports = arrayMap;
-
-},{}],62:[function(require,module,exports){
-/**
- * lodash 3.3.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var baseIsEqual = require('lodash._baseisequal'),
-    bindCallback = require('lodash._bindcallback'),
-    isArray = require('lodash.isarray'),
-    pairs = require('lodash.pairs');
-
-/** Used to match property names within property paths. */
-var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\n\\]|\\.)*?\1)\]/,
-    reIsPlainProp = /^\w*$/,
-    rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\n\\]|\\.)*?)\2)\]/g;
-
-/** Used to match backslashes in property paths. */
-var reEscapeChar = /\\(\\)?/g;
-
-/**
- * Converts `value` to a string if it's not one. An empty string is returned
- * for `null` or `undefined` values.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {string} Returns the string.
- */
-function baseToString(value) {
-  return value == null ? '' : (value + '');
-}
-
-/**
- * The base implementation of `_.callback` which supports specifying the
- * number of arguments to provide to `func`.
- *
- * @private
- * @param {*} [func=_.identity] The value to convert to a callback.
- * @param {*} [thisArg] The `this` binding of `func`.
- * @param {number} [argCount] The number of arguments to provide to `func`.
- * @returns {Function} Returns the callback.
- */
-function baseCallback(func, thisArg, argCount) {
-  var type = typeof func;
-  if (type == 'function') {
-    return thisArg === undefined
-      ? func
-      : bindCallback(func, thisArg, argCount);
-  }
-  if (func == null) {
-    return identity;
-  }
-  if (type == 'object') {
-    return baseMatches(func);
-  }
-  return thisArg === undefined
-    ? property(func)
-    : baseMatchesProperty(func, thisArg);
-}
-
-/**
- * The base implementation of `get` without support for string paths
- * and default values.
- *
- * @private
- * @param {Object} object The object to query.
- * @param {Array} path The path of the property to get.
- * @param {string} [pathKey] The key representation of path.
- * @returns {*} Returns the resolved value.
- */
-function baseGet(object, path, pathKey) {
-  if (object == null) {
-    return;
-  }
-  if (pathKey !== undefined && pathKey in toObject(object)) {
-    path = [pathKey];
-  }
-  var index = 0,
-      length = path.length;
-
-  while (object != null && index < length) {
-    object = object[path[index++]];
-  }
-  return (index && index == length) ? object : undefined;
-}
-
-/**
- * The base implementation of `_.isMatch` without support for callback
- * shorthands and `this` binding.
- *
- * @private
- * @param {Object} object The object to inspect.
- * @param {Array} matchData The propery names, values, and compare flags to match.
- * @param {Function} [customizer] The function to customize comparing objects.
- * @returns {boolean} Returns `true` if `object` is a match, else `false`.
- */
-function baseIsMatch(object, matchData, customizer) {
-  var index = matchData.length,
-      length = index,
-      noCustomizer = !customizer;
-
-  if (object == null) {
-    return !length;
-  }
-  object = toObject(object);
-  while (index--) {
-    var data = matchData[index];
-    if ((noCustomizer && data[2])
-          ? data[1] !== object[data[0]]
-          : !(data[0] in object)
-        ) {
-      return false;
-    }
-  }
-  while (++index < length) {
-    data = matchData[index];
-    var key = data[0],
-        objValue = object[key],
-        srcValue = data[1];
-
-    if (noCustomizer && data[2]) {
-      if (objValue === undefined && !(key in object)) {
-        return false;
-      }
-    } else {
-      var result = customizer ? customizer(objValue, srcValue, key) : undefined;
-      if (!(result === undefined ? baseIsEqual(srcValue, objValue, customizer, true) : result)) {
-        return false;
-      }
-    }
-  }
-  return true;
-}
-
-/**
- * The base implementation of `_.matches` which does not clone `source`.
- *
- * @private
- * @param {Object} source The object of property values to match.
- * @returns {Function} Returns the new function.
- */
-function baseMatches(source) {
-  var matchData = getMatchData(source);
-  if (matchData.length == 1 && matchData[0][2]) {
-    var key = matchData[0][0],
-        value = matchData[0][1];
-
-    return function(object) {
-      if (object == null) {
-        return false;
-      }
-      return object[key] === value && (value !== undefined || (key in toObject(object)));
-    };
-  }
-  return function(object) {
-    return baseIsMatch(object, matchData);
-  };
-}
-
-/**
- * The base implementation of `_.matchesProperty` which does not clone `srcValue`.
- *
- * @private
- * @param {string} path The path of the property to get.
- * @param {*} srcValue The value to compare.
- * @returns {Function} Returns the new function.
- */
-function baseMatchesProperty(path, srcValue) {
-  var isArr = isArray(path),
-      isCommon = isKey(path) && isStrictComparable(srcValue),
-      pathKey = (path + '');
-
-  path = toPath(path);
-  return function(object) {
-    if (object == null) {
-      return false;
-    }
-    var key = pathKey;
-    object = toObject(object);
-    if ((isArr || !isCommon) && !(key in object)) {
-      object = path.length == 1 ? object : baseGet(object, baseSlice(path, 0, -1));
-      if (object == null) {
-        return false;
-      }
-      key = last(path);
-      object = toObject(object);
-    }
-    return object[key] === srcValue
-      ? (srcValue !== undefined || (key in object))
-      : baseIsEqual(srcValue, object[key], undefined, true);
-  };
-}
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * A specialized version of `baseProperty` which supports deep paths.
- *
- * @private
- * @param {Array|string} path The path of the property to get.
- * @returns {Function} Returns the new function.
- */
-function basePropertyDeep(path) {
-  var pathKey = (path + '');
-  path = toPath(path);
-  return function(object) {
-    return baseGet(object, path, pathKey);
-  };
-}
-
-/**
- * The base implementation of `_.slice` without an iteratee call guard.
- *
- * @private
- * @param {Array} array The array to slice.
- * @param {number} [start=0] The start position.
- * @param {number} [end=array.length] The end position.
- * @returns {Array} Returns the slice of `array`.
- */
-function baseSlice(array, start, end) {
-  var index = -1,
-      length = array.length;
-
-  start = start == null ? 0 : (+start || 0);
-  if (start < 0) {
-    start = -start > length ? 0 : (length + start);
-  }
-  end = (end === undefined || end > length) ? length : (+end || 0);
-  if (end < 0) {
-    end += length;
-  }
-  length = start > end ? 0 : ((end - start) >>> 0);
-  start >>>= 0;
-
-  var result = Array(length);
-  while (++index < length) {
-    result[index] = array[index + start];
-  }
-  return result;
-}
-
-/**
- * Gets the propery names, values, and compare flags of `object`.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {Array} Returns the match data of `object`.
- */
-function getMatchData(object) {
-  var result = pairs(object),
-      length = result.length;
-
-  while (length--) {
-    result[length][2] = isStrictComparable(result[length][1]);
-  }
-  return result;
-}
-
-/**
- * Checks if `value` is a property name and not a property path.
- *
- * @private
- * @param {*} value The value to check.
- * @param {Object} [object] The object to query keys on.
- * @returns {boolean} Returns `true` if `value` is a property name, else `false`.
- */
-function isKey(value, object) {
-  var type = typeof value;
-  if ((type == 'string' && reIsPlainProp.test(value)) || type == 'number') {
-    return true;
-  }
-  if (isArray(value)) {
-    return false;
-  }
-  var result = !reIsDeepProp.test(value);
-  return result || (object != null && value in toObject(object));
-}
-
-/**
- * Checks if `value` is suitable for strict equality comparisons, i.e. `===`.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` if suitable for strict
- *  equality comparisons, else `false`.
- */
-function isStrictComparable(value) {
-  return value === value && !isObject(value);
-}
-
-/**
- * Converts `value` to an object if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Object} Returns the object.
- */
-function toObject(value) {
-  return isObject(value) ? value : Object(value);
-}
-
-/**
- * Converts `value` to property path array if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Array} Returns the property path array.
- */
-function toPath(value) {
-  if (isArray(value)) {
-    return value;
-  }
-  var result = [];
-  baseToString(value).replace(rePropName, function(match, number, quote, string) {
-    result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match));
-  });
-  return result;
-}
-
-/**
- * Gets the last element of `array`.
- *
- * @static
- * @memberOf _
- * @category Array
- * @param {Array} array The array to query.
- * @returns {*} Returns the last element of `array`.
- * @example
- *
- * _.last([1, 2, 3]);
- * // => 3
- */
-function last(array) {
-  var length = array ? array.length : 0;
-  return length ? array[length - 1] : undefined;
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-/**
- * This method returns the first argument provided to it.
- *
- * @static
- * @memberOf _
- * @category Utility
- * @param {*} value Any value.
- * @returns {*} Returns `value`.
- * @example
- *
- * var object = { 'user': 'fred' };
- *
- * _.identity(object) === object;
- * // => true
- */
-function identity(value) {
-  return value;
-}
-
-/**
- * Creates a function that returns the property value at `path` on a
- * given object.
- *
- * @static
- * @memberOf _
- * @category Utility
- * @param {Array|string} path The path of the property to get.
- * @returns {Function} Returns the new function.
- * @example
- *
- * var objects = [
- *   { 'a': { 'b': { 'c': 2 } } },
- *   { 'a': { 'b': { 'c': 1 } } }
- * ];
- *
- * _.map(objects, _.property('a.b.c'));
- * // => [2, 1]
- *
- * _.pluck(_.sortBy(objects, _.property(['a', 'b', 'c'])), 'a.b.c');
- * // => [1, 2]
- */
-function property(path) {
-  return isKey(path) ? baseProperty(path) : basePropertyDeep(path);
-}
-
-module.exports = baseCallback;
-
-},{"lodash._baseisequal":63,"lodash._bindcallback":65,"lodash.isarray":59,"lodash.pairs":66}],63:[function(require,module,exports){
-/**
- * lodash 3.0.7 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var isArray = require('lodash.isarray'),
-    isTypedArray = require('lodash.istypedarray'),
-    keys = require('lodash.keys');
-
-/** `Object#toString` result references. */
-var argsTag = '[object Arguments]',
-    arrayTag = '[object Array]',
-    boolTag = '[object Boolean]',
-    dateTag = '[object Date]',
-    errorTag = '[object Error]',
-    numberTag = '[object Number]',
-    objectTag = '[object Object]',
-    regexpTag = '[object RegExp]',
-    stringTag = '[object String]';
-
-/**
- * Checks if `value` is object-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
- */
-function isObjectLike(value) {
-  return !!value && typeof value == 'object';
-}
-
-/** Used for native method references. */
-var objectProto = Object.prototype;
-
-/** Used to check objects for own properties. */
-var hasOwnProperty = objectProto.hasOwnProperty;
-
-/**
- * Used to resolve the [`toStringTag`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.prototype.tostring)
- * of values.
- */
-var objToString = objectProto.toString;
-
-/**
- * A specialized version of `_.some` for arrays without support for callback
- * shorthands and `this` binding.
- *
- * @private
- * @param {Array} array The array to iterate over.
- * @param {Function} predicate The function invoked per iteration.
- * @returns {boolean} Returns `true` if any element passes the predicate check,
- *  else `false`.
- */
-function arraySome(array, predicate) {
-  var index = -1,
-      length = array.length;
-
-  while (++index < length) {
-    if (predicate(array[index], index, array)) {
-      return true;
-    }
-  }
-  return false;
-}
-
-/**
- * The base implementation of `_.isEqual` without support for `this` binding
- * `customizer` functions.
- *
- * @private
- * @param {*} value The value to compare.
- * @param {*} other The other value to compare.
- * @param {Function} [customizer] The function to customize comparing values.
- * @param {boolean} [isLoose] Specify performing partial comparisons.
- * @param {Array} [stackA] Tracks traversed `value` objects.
- * @param {Array} [stackB] Tracks traversed `other` objects.
- * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
- */
-function baseIsEqual(value, other, customizer, isLoose, stackA, stackB) {
-  if (value === other) {
-    return true;
-  }
-  if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) {
-    return value !== value && other !== other;
-  }
-  return baseIsEqualDeep(value, other, baseIsEqual, customizer, isLoose, stackA, stackB);
-}
-
-/**
- * A specialized version of `baseIsEqual` for arrays and objects which performs
- * deep comparisons and tracks traversed objects enabling objects with circular
- * references to be compared.
- *
- * @private
- * @param {Object} object The object to compare.
- * @param {Object} other The other object to compare.
- * @param {Function} equalFunc The function to determine equivalents of values.
- * @param {Function} [customizer] The function to customize comparing objects.
- * @param {boolean} [isLoose] Specify performing partial comparisons.
- * @param {Array} [stackA=[]] Tracks traversed `value` objects.
- * @param {Array} [stackB=[]] Tracks traversed `other` objects.
- * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
- */
-function baseIsEqualDeep(object, other, equalFunc, customizer, isLoose, stackA, stackB) {
-  var objIsArr = isArray(object),
-      othIsArr = isArray(other),
-      objTag = arrayTag,
-      othTag = arrayTag;
-
-  if (!objIsArr) {
-    objTag = objToString.call(object);
-    if (objTag == argsTag) {
-      objTag = objectTag;
-    } else if (objTag != objectTag) {
-      objIsArr = isTypedArray(object);
-    }
-  }
-  if (!othIsArr) {
-    othTag = objToString.call(other);
-    if (othTag == argsTag) {
-      othTag = objectTag;
-    } else if (othTag != objectTag) {
-      othIsArr = isTypedArray(other);
-    }
-  }
-  var objIsObj = objTag == objectTag,
-      othIsObj = othTag == objectTag,
-      isSameTag = objTag == othTag;
-
-  if (isSameTag && !(objIsArr || objIsObj)) {
-    return equalByTag(object, other, objTag);
-  }
-  if (!isLoose) {
-    var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),
-        othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');
-
-    if (objIsWrapped || othIsWrapped) {
-      return equalFunc(objIsWrapped ? object.value() : object, othIsWrapped ? other.value() : other, customizer, isLoose, stackA, stackB);
-    }
-  }
-  if (!isSameTag) {
-    return false;
-  }
-  // Assume cyclic values are equal.
-  // For more information on detecting circular references see https://es5.github.io/#JO.
-  stackA || (stackA = []);
-  stackB || (stackB = []);
-
-  var length = stackA.length;
-  while (length--) {
-    if (stackA[length] == object) {
-      return stackB[length] == other;
-    }
-  }
-  // Add `object` and `other` to the stack of traversed objects.
-  stackA.push(object);
-  stackB.push(other);
-
-  var result = (objIsArr ? equalArrays : equalObjects)(object, other, equalFunc, customizer, isLoose, stackA, stackB);
-
-  stackA.pop();
-  stackB.pop();
-
-  return result;
-}
-
-/**
- * A specialized version of `baseIsEqualDeep` for arrays with support for
- * partial deep comparisons.
- *
- * @private
- * @param {Array} array The array to compare.
- * @param {Array} other The other array to compare.
- * @param {Function} equalFunc The function to determine equivalents of values.
- * @param {Function} [customizer] The function to customize comparing arrays.
- * @param {boolean} [isLoose] Specify performing partial comparisons.
- * @param {Array} [stackA] Tracks traversed `value` objects.
- * @param {Array} [stackB] Tracks traversed `other` objects.
- * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`.
- */
-function equalArrays(array, other, equalFunc, customizer, isLoose, stackA, stackB) {
-  var index = -1,
-      arrLength = array.length,
-      othLength = other.length;
-
-  if (arrLength != othLength && !(isLoose && othLength > arrLength)) {
-    return false;
-  }
-  // Ignore non-index properties.
-  while (++index < arrLength) {
-    var arrValue = array[index],
-        othValue = other[index],
-        result = customizer ? customizer(isLoose ? othValue : arrValue, isLoose ? arrValue : othValue, index) : undefined;
-
-    if (result !== undefined) {
-      if (result) {
-        continue;
-      }
-      return false;
-    }
-    // Recursively compare arrays (susceptible to call stack limits).
-    if (isLoose) {
-      if (!arraySome(other, function(othValue) {
-            return arrValue === othValue || equalFunc(arrValue, othValue, customizer, isLoose, stackA, stackB);
-          })) {
-        return false;
-      }
-    } else if (!(arrValue === othValue || equalFunc(arrValue, othValue, customizer, isLoose, stackA, stackB))) {
-      return false;
-    }
-  }
-  return true;
-}
-
-/**
- * A specialized version of `baseIsEqualDeep` for comparing objects of
- * the same `toStringTag`.
- *
- * **Note:** This function only supports comparing values with tags of
- * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.
- *
- * @private
- * @param {Object} value The object to compare.
- * @param {Object} other The other object to compare.
- * @param {string} tag The `toStringTag` of the objects to compare.
- * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
- */
-function equalByTag(object, other, tag) {
-  switch (tag) {
-    case boolTag:
-    case dateTag:
-      // Coerce dates and booleans to numbers, dates to milliseconds and booleans
-      // to `1` or `0` treating invalid dates coerced to `NaN` as not equal.
-      return +object == +other;
-
-    case errorTag:
-      return object.name == other.name && object.message == other.message;
-
-    case numberTag:
-      // Treat `NaN` vs. `NaN` as equal.
-      return (object != +object)
-        ? other != +other
-        : object == +other;
-
-    case regexpTag:
-    case stringTag:
-      // Coerce regexes to strings and treat strings primitives and string
-      // objects as equal. See https://es5.github.io/#x15.10.6.4 for more details.
-      return object == (other + '');
-  }
-  return false;
-}
-
-/**
- * A specialized version of `baseIsEqualDeep` for objects with support for
- * partial deep comparisons.
- *
- * @private
- * @param {Object} object The object to compare.
- * @param {Object} other The other object to compare.
- * @param {Function} equalFunc The function to determine equivalents of values.
- * @param {Function} [customizer] The function to customize comparing values.
- * @param {boolean} [isLoose] Specify performing partial comparisons.
- * @param {Array} [stackA] Tracks traversed `value` objects.
- * @param {Array} [stackB] Tracks traversed `other` objects.
- * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
- */
-function equalObjects(object, other, equalFunc, customizer, isLoose, stackA, stackB) {
-  var objProps = keys(object),
-      objLength = objProps.length,
-      othProps = keys(other),
-      othLength = othProps.length;
-
-  if (objLength != othLength && !isLoose) {
-    return false;
-  }
-  var index = objLength;
-  while (index--) {
-    var key = objProps[index];
-    if (!(isLoose ? key in other : hasOwnProperty.call(other, key))) {
-      return false;
-    }
-  }
-  var skipCtor = isLoose;
-  while (++index < objLength) {
-    key = objProps[index];
-    var objValue = object[key],
-        othValue = other[key],
-        result = customizer ? customizer(isLoose ? othValue : objValue, isLoose? objValue : othValue, key) : undefined;
-
-    // Recursively compare objects (susceptible to call stack limits).
-    if (!(result === undefined ? equalFunc(objValue, othValue, customizer, isLoose, stackA, stackB) : result)) {
-      return false;
-    }
-    skipCtor || (skipCtor = key == 'constructor');
-  }
-  if (!skipCtor) {
-    var objCtor = object.constructor,
-        othCtor = other.constructor;
-
-    // Non `Object` object instances with different constructors are not equal.
-    if (objCtor != othCtor &&
-        ('constructor' in object && 'constructor' in other) &&
-        !(typeof objCtor == 'function' && objCtor instanceof objCtor &&
-          typeof othCtor == 'function' && othCtor instanceof othCtor)) {
-      return false;
-    }
-  }
-  return true;
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-module.exports = baseIsEqual;
-
-},{"lodash.isarray":59,"lodash.istypedarray":64,"lodash.keys":68}],64:[function(require,module,exports){
-/**
- * lodash 3.0.2 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/** `Object#toString` result references. */
-var argsTag = '[object Arguments]',
-    arrayTag = '[object Array]',
-    boolTag = '[object Boolean]',
-    dateTag = '[object Date]',
-    errorTag = '[object Error]',
-    funcTag = '[object Function]',
-    mapTag = '[object Map]',
-    numberTag = '[object Number]',
-    objectTag = '[object Object]',
-    regexpTag = '[object RegExp]',
-    setTag = '[object Set]',
-    stringTag = '[object String]',
-    weakMapTag = '[object WeakMap]';
-
-var arrayBufferTag = '[object ArrayBuffer]',
-    float32Tag = '[object Float32Array]',
-    float64Tag = '[object Float64Array]',
-    int8Tag = '[object Int8Array]',
-    int16Tag = '[object Int16Array]',
-    int32Tag = '[object Int32Array]',
-    uint8Tag = '[object Uint8Array]',
-    uint8ClampedTag = '[object Uint8ClampedArray]',
-    uint16Tag = '[object Uint16Array]',
-    uint32Tag = '[object Uint32Array]';
-
-/** Used to identify `toStringTag` values of typed arrays. */
-var typedArrayTags = {};
-typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =
-typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =
-typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =
-typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =
-typedArrayTags[uint32Tag] = true;
-typedArrayTags[argsTag] = typedArrayTags[arrayTag] =
-typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =
-typedArrayTags[dateTag] = typedArrayTags[errorTag] =
-typedArrayTags[funcTag] = typedArrayTags[mapTag] =
-typedArrayTags[numberTag] = typedArrayTags[objectTag] =
-typedArrayTags[regexpTag] = typedArrayTags[setTag] =
-typedArrayTags[stringTag] = typedArrayTags[weakMapTag] = false;
-
-/**
- * Checks if `value` is object-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
- */
-function isObjectLike(value) {
-  return !!value && typeof value == 'object';
-}
-
-/** Used for native method references. */
-var objectProto = Object.prototype;
-
-/**
- * Used to resolve the [`toStringTag`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.prototype.tostring)
- * of values.
- */
-var objToString = objectProto.toString;
-
-/**
- * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * Checks if `value` is classified as a typed array.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
- * @example
- *
- * _.isTypedArray(new Uint8Array);
- * // => true
- *
- * _.isTypedArray([]);
- * // => false
- */
-function isTypedArray(value) {
-  return isObjectLike(value) && isLength(value.length) && !!typedArrayTags[objToString.call(value)];
-}
-
-module.exports = isTypedArray;
-
-},{}],65:[function(require,module,exports){
-arguments[4][54][0].apply(exports,arguments)
-},{"dup":54}],66:[function(require,module,exports){
-/**
- * lodash 3.0.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var keys = require('lodash.keys');
-
-/**
- * Converts `value` to an object if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Object} Returns the object.
- */
-function toObject(value) {
-  return isObject(value) ? value : Object(value);
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-/**
- * Creates a two dimensional array of the key-value pairs for `object`,
- * e.g. `[[key1, value1], [key2, value2]]`.
- *
- * @static
- * @memberOf _
- * @category Object
- * @param {Object} object The object to query.
- * @returns {Array} Returns the new array of key-value pairs.
- * @example
- *
- * _.pairs({ 'barney': 36, 'fred': 40 });
- * // => [['barney', 36], ['fred', 40]] (iteration order is not guaranteed)
- */
-function pairs(object) {
-  object = toObject(object);
-
-  var index = -1,
-      props = keys(object),
-      length = props.length,
-      result = Array(length);
-
-  while (++index < length) {
-    var key = props[index];
-    result[index] = [key, object[key]];
-  }
-  return result;
-}
-
-module.exports = pairs;
-
-},{"lodash.keys":68}],67:[function(require,module,exports){
-arguments[4][50][0].apply(exports,arguments)
-},{"dup":50,"lodash.keys":68}],68:[function(require,module,exports){
-arguments[4][51][0].apply(exports,arguments)
-},{"dup":51,"lodash._getnative":69,"lodash.isarguments":70,"lodash.isarray":59}],69:[function(require,module,exports){
-arguments[4][52][0].apply(exports,arguments)
-},{"dup":52}],70:[function(require,module,exports){
-arguments[4][53][0].apply(exports,arguments)
-},{"dup":53}],71:[function(require,module,exports){
-var toSDP = require('./lib/tosdp');
-var toJSON = require('./lib/tojson');
-
-
-// Converstion from JSON to SDP
-
-exports.toIncomingSDPOffer = function (session) {
-    return toSDP.toSessionSDP(session, {
-        role: 'responder',
-        direction: 'incoming'
-    });
-};
-exports.toOutgoingSDPOffer = function (session) {
-    return toSDP.toSessionSDP(session, {
-        role: 'initiator',
-        direction: 'outgoing'
-    });
-};
-exports.toIncomingSDPAnswer = function (session) {
-    return toSDP.toSessionSDP(session, {
-        role: 'initiator',
-        direction: 'incoming'
-    });
-};
-exports.toOutgoingSDPAnswer = function (session) {
-    return toSDP.toSessionSDP(session, {
-        role: 'responder',
-        direction: 'outgoing'
-    });
-};
-exports.toIncomingMediaSDPOffer = function (media) {
-    return toSDP.toMediaSDP(media, {
-        role: 'responder',
-        direction: 'incoming'
-    });
-};
-exports.toOutgoingMediaSDPOffer = function (media) {
-    return toSDP.toMediaSDP(media, {
-        role: 'initiator',
-        direction: 'outgoing'
-    });
-};
-exports.toIncomingMediaSDPAnswer = function (media) {
-    return toSDP.toMediaSDP(media, {
-        role: 'initiator',
-        direction: 'incoming'
-    });
-};
-exports.toOutgoingMediaSDPAnswer = function (media) {
-    return toSDP.toMediaSDP(media, {
-        role: 'responder',
-        direction: 'outgoing'
-    });
-};
-exports.toCandidateSDP = toSDP.toCandidateSDP;
-exports.toMediaSDP = toSDP.toMediaSDP;
-exports.toSessionSDP = toSDP.toSessionSDP;
-
-
-// Conversion from SDP to JSON
-
-exports.toIncomingJSONOffer = function (sdp, creators) {
-    return toJSON.toSessionJSON(sdp, {
-        role: 'responder',
-        direction: 'incoming',
-        creators: creators
-    });
-};
-exports.toOutgoingJSONOffer = function (sdp, creators) {
-    return toJSON.toSessionJSON(sdp, {
-        role: 'initiator',
-        direction: 'outgoing',
-        creators: creators
-    });
-};
-exports.toIncomingJSONAnswer = function (sdp, creators) {
-    return toJSON.toSessionJSON(sdp, {
-        role: 'initiator',
-        direction: 'incoming',
-        creators: creators
-    });
-};
-exports.toOutgoingJSONAnswer = function (sdp, creators) {
-    return toJSON.toSessionJSON(sdp, {
-        role: 'responder',
-        direction: 'outgoing',
-        creators: creators
-    });
-};
-exports.toIncomingMediaJSONOffer = function (sdp, creator) {
-    return toJSON.toMediaJSON(sdp, {
-        role: 'responder',
-        direction: 'incoming',
-        creator: creator
-    });
-};
-exports.toOutgoingMediaJSONOffer = function (sdp, creator) {
-    return toJSON.toMediaJSON(sdp, {
-        role: 'initiator',
-        direction: 'outgoing',
-        creator: creator
-    });
-};
-exports.toIncomingMediaJSONAnswer = function (sdp, creator) {
-    return toJSON.toMediaJSON(sdp, {
-        role: 'initiator',
-        direction: 'incoming',
-        creator: creator
-    });
-};
-exports.toOutgoingMediaJSONAnswer = function (sdp, creator) {
-    return toJSON.toMediaJSON(sdp, {
-        role: 'responder',
-        direction: 'outgoing',
-        creator: creator
-    });
-};
-exports.toCandidateJSON = toJSON.toCandidateJSON;
-exports.toMediaJSON = toJSON.toMediaJSON;
-exports.toSessionJSON = toJSON.toSessionJSON;
-
-},{"./lib/tojson":74,"./lib/tosdp":75}],72:[function(require,module,exports){
-exports.lines = function (sdp) {
-    return sdp.split('\r\n').filter(function (line) {
-        return line.length > 0;
-    });
-};
-
-exports.findLine = function (prefix, mediaLines, sessionLines) {
-    var prefixLength = prefix.length;
-    for (var i = 0; i < mediaLines.length; i++) {
-        if (mediaLines[i].substr(0, prefixLength) === prefix) {
-            return mediaLines[i];
-        }
-    }
-    // Continue searching in parent session section
-    if (!sessionLines) {
-        return false;
-    }
-
-    for (var j = 0; j < sessionLines.length; j++) {
-        if (sessionLines[j].substr(0, prefixLength) === prefix) {
-            return sessionLines[j];
-        }
-    }
-
-    return false;
-};
-
-exports.findLines = function (prefix, mediaLines, sessionLines) {
-    var results = [];
-    var prefixLength = prefix.length;
-    for (var i = 0; i < mediaLines.length; i++) {
-        if (mediaLines[i].substr(0, prefixLength) === prefix) {
-            results.push(mediaLines[i]);
-        }
-    }
-    if (results.length || !sessionLines) {
-        return results;
-    }
-    for (var j = 0; j < sessionLines.length; j++) {
-        if (sessionLines[j].substr(0, prefixLength) === prefix) {
-            results.push(sessionLines[j]);
-        }
-    }
-    return results;
-};
-
-exports.mline = function (line) {
-    var parts = line.substr(2).split(' ');
-    var parsed = {
-        media: parts[0],
-        port: parts[1],
-        proto: parts[2],
-        formats: []
-    };
-    for (var i = 3; i < parts.length; i++) {
-        if (parts[i]) {
-            parsed.formats.push(parts[i]);
-        }
-    }
-    return parsed;
-};
-
-exports.rtpmap = function (line) {
-    var parts = line.substr(9).split(' ');
-    var parsed = {
-        id: parts.shift()
-    };
-
-    parts = parts[0].split('/');
-
-    parsed.name = parts[0];
-    parsed.clockrate = parts[1];
-    parsed.channels = parts.length == 3 ? parts[2] : '1';
-    return parsed;
-};
-
-exports.sctpmap = function (line) {
-    // based on -05 draft
-    var parts = line.substr(10).split(' ');
-    var parsed = {
-        number: parts.shift(),
-        protocol: parts.shift(),
-        streams: parts.shift()
-    };
-    return parsed;
-};
-
-
-exports.fmtp = function (line) {
-    var kv, key, value;
-    var parts = line.substr(line.indexOf(' ') + 1).split(';');
-    var parsed = [];
-    for (var i = 0; i < parts.length; i++) {
-        kv = parts[i].split('=');
-        key = kv[0].trim();
-        value = kv[1];
-        if (key && value) {
-            parsed.push({key: key, value: value});
-        } else if (key) {
-            parsed.push({key: '', value: key});
-        }
-    }
-    return parsed;
-};
-
-exports.crypto = function (line) {
-    var parts = line.substr(9).split(' ');
-    var parsed = {
-        tag: parts[0],
-        cipherSuite: parts[1],
-        keyParams: parts[2],
-        sessionParams: parts.slice(3).join(' ')
-    };
-    return parsed;
-};
-
-exports.fingerprint = function (line) {
-    var parts = line.substr(14).split(' ');
-    return {
-        hash: parts[0],
-        value: parts[1]
-    };
-};
-
-exports.extmap = function (line) {
-    var parts = line.substr(9).split(' ');
-    var parsed = {};
-
-    var idpart = parts.shift();
-    var sp = idpart.indexOf('/');
-    if (sp >= 0) {
-        parsed.id = idpart.substr(0, sp);
-        parsed.senders = idpart.substr(sp + 1);
-    } else {
-        parsed.id = idpart;
-        parsed.senders = 'sendrecv';
-    }
-
-    parsed.uri = parts.shift() || '';
-
-    return parsed;
-};
-
-exports.rtcpfb = function (line) {
-    var parts = line.substr(10).split(' ');
-    var parsed = {};
-    parsed.id = parts.shift();
-    parsed.type = parts.shift();
-    if (parsed.type === 'trr-int') {
-        parsed.value = parts.shift();
-    } else {
-        parsed.subtype = parts.shift() || '';
-    }
-    parsed.parameters = parts;
-    return parsed;
-};
-
-exports.candidate = function (line) {
-    var parts;
-    if (line.indexOf('a=candidate:') === 0) {
-        parts = line.substring(12).split(' ');
-    } else { // no a=candidate
-        parts = line.substring(10).split(' ');
-    }
-
-    var candidate = {
-        foundation: parts[0],
-        component: parts[1],
-        protocol: parts[2].toLowerCase(),
-        priority: parts[3],
-        ip: parts[4],
-        port: parts[5],
-        // skip parts[6] == 'typ'
-        type: parts[7],
-        generation: '0'
-    };
-
-    for (var i = 8; i < parts.length; i += 2) {
-        if (parts[i] === 'raddr') {
-            candidate.relAddr = parts[i + 1];
-        } else if (parts[i] === 'rport') {
-            candidate.relPort = parts[i + 1];
-        } else if (parts[i] === 'generation') {
-            candidate.generation = parts[i + 1];
-        } else if (parts[i] === 'tcptype') {
-            candidate.tcpType = parts[i + 1];
-        }
-    }
-
-    candidate.network = '1';
-
-    return candidate;
-};
-
-exports.sourceGroups = function (lines) {
-    var parsed = [];
-    for (var i = 0; i < lines.length; i++) {
-        var parts = lines[i].substr(13).split(' ');
-        parsed.push({
-            semantics: parts.shift(),
-            sources: parts
-        });
-    }
-    return parsed;
-};
-
-exports.sources = function (lines) {
-    // http://tools.ietf.org/html/rfc5576
-    var parsed = [];
-    var sources = {};
-    for (var i = 0; i < lines.length; i++) {
-        var parts = lines[i].substr(7).split(' ');
-        var ssrc = parts.shift();
-
-        if (!sources[ssrc]) {
-            var source = {
-                ssrc: ssrc,
-                parameters: []
-            };
-            parsed.push(source);
-
-            // Keep an index
-            sources[ssrc] = source;
-        }
-
-        parts = parts.join(' ').split(':');
-        var attribute = parts.shift();
-        var value = parts.join(':') || null;
-
-        sources[ssrc].parameters.push({
-            key: attribute,
-            value: value
-        });
-    }
-
-    return parsed;
-};
-
-exports.groups = function (lines) {
-    // http://tools.ietf.org/html/rfc5888
-    var parsed = [];
-    var parts;
-    for (var i = 0; i < lines.length; i++) {
-        parts = lines[i].substr(8).split(' ');
-        parsed.push({
-            semantics: parts.shift(),
-            contents: parts
-        });
-    }
-    return parsed;
-};
-
-exports.bandwidth = function (line) {
-    var parts = line.substr(2).split(':');
-    var parsed = {};
-    parsed.type = parts.shift();
-    parsed.bandwidth = parts.shift();
-    return parsed;
-};
-
-exports.msid = function (line) {
-    var data = line.substr(7);
-    var parts = data.split(' ');
-    return {
-        msid: data,
-        mslabel: parts[0],
-        label: parts[1]
-    };
-};
-
-},{}],73:[function(require,module,exports){
-module.exports = {
-    initiator: {
-        incoming: {
-            initiator: 'recvonly',
-            responder: 'sendonly',
-            both: 'sendrecv',
-            none: 'inactive',
-            recvonly: 'initiator',
-            sendonly: 'responder',
-            sendrecv: 'both',
-            inactive: 'none'
-        },
-        outgoing: {
-            initiator: 'sendonly',
-            responder: 'recvonly',
-            both: 'sendrecv',
-            none: 'inactive',
-            recvonly: 'responder',
-            sendonly: 'initiator',
-            sendrecv: 'both',
-            inactive: 'none'
-        }
-    },
-    responder: {
-        incoming: {
-            initiator: 'sendonly',
-            responder: 'recvonly',
-            both: 'sendrecv',
-            none: 'inactive',
-            recvonly: 'responder',
-            sendonly: 'initiator',
-            sendrecv: 'both',
-            inactive: 'none'
-        },
-        outgoing: {
-            initiator: 'recvonly',
-            responder: 'sendonly',
-            both: 'sendrecv',
-            none: 'inactive',
-            recvonly: 'initiator',
-            sendonly: 'responder',
-            sendrecv: 'both',
-            inactive: 'none'
-        }
-    }
-};
-
-},{}],74:[function(require,module,exports){
-var SENDERS = require('./senders');
-var parsers = require('./parsers');
-var idCounter = Math.random();
-
-
-exports._setIdCounter = function (counter) {
-    idCounter = counter;
-};
-
-exports.toSessionJSON = function (sdp, opts) {
-    var i;
-    var creators = opts.creators || [];
-    var role = opts.role || 'initiator';
-    var direction = opts.direction || 'outgoing';
-
-
-    // Divide the SDP into session and media sections.
-    var media = sdp.split('\r\nm=');
-    for (i = 1; i < media.length; i++) {
-        media[i] = 'm=' + media[i];
-        if (i !== media.length - 1) {
-            media[i] += '\r\n';
-        }
-    }
-    var session = media.shift() + '\r\n';
-    var sessionLines = parsers.lines(session);
-    var parsed = {};
-
-    var contents = [];
-    for (i = 0; i < media.length; i++) {
-        contents.push(exports.toMediaJSON(media[i], session, {
-            role: role,
-            direction: direction,
-            creator: creators[i] || 'initiator'
-        }));
-    }
-    parsed.contents = contents;
-
-    var groupLines = parsers.findLines('a=group:', sessionLines);
-    if (groupLines.length) {
-        parsed.groups = parsers.groups(groupLines);
-    }
-
-    return parsed;
-};
-
-exports.toMediaJSON = function (media, session, opts) {
-    var creator = opts.creator || 'initiator';
-    var role = opts.role || 'initiator';
-    var direction = opts.direction || 'outgoing';
-
-    var lines = parsers.lines(media);
-    var sessionLines = parsers.lines(session);
-    var mline = parsers.mline(lines[0]);
-
-    var content = {
-        creator: creator,
-        name: mline.media,
-        description: {
-            descType: 'rtp',
-            media: mline.media,
-            payloads: [],
-            encryption: [],
-            feedback: [],
-            headerExtensions: []
-        },
-        transport: {
-            transType: 'iceUdp',
-            candidates: [],
-            fingerprints: []
-        }
-    };
-    if (mline.media == 'application') {
-        // FIXME: the description is most likely to be independent
-        // of the SDP and should be processed by other parts of the library
-        content.description = {
-            descType: 'datachannel'
-        };
-        content.transport.sctp = [];
-    }
-    var desc = content.description;
-    var trans = content.transport;
-
-    // If we have a mid, use that for the content name instead.
-    var mid = parsers.findLine('a=mid:', lines);
-    if (mid) {
-        content.name = mid.substr(6);
-    }
-
-    if (parsers.findLine('a=sendrecv', lines, sessionLines)) {
-        content.senders = 'both';
-    } else if (parsers.findLine('a=sendonly', lines, sessionLines)) {
-        content.senders = SENDERS[role][direction].sendonly;
-    } else if (parsers.findLine('a=recvonly', lines, sessionLines)) {
-        content.senders = SENDERS[role][direction].recvonly;
-    } else if (parsers.findLine('a=inactive', lines, sessionLines)) {
-        content.senders = 'none';
-    }
-
-    if (desc.descType == 'rtp') {
-        var bandwidth = parsers.findLine('b=', lines);
-        if (bandwidth) {
-            desc.bandwidth = parsers.bandwidth(bandwidth);
-        }
-
-        var ssrc = parsers.findLine('a=ssrc:', lines);
-        if (ssrc) {
-            desc.ssrc = ssrc.substr(7).split(' ')[0];
-        }
-
-        var rtpmapLines = parsers.findLines('a=rtpmap:', lines);
-        rtpmapLines.forEach(function (line) {
-            var payload = parsers.rtpmap(line);
-            payload.parameters = [];
-            payload.feedback = [];
-
-            var fmtpLines = parsers.findLines('a=fmtp:' + payload.id, lines);
-            // There should only be one fmtp line per payload
-            fmtpLines.forEach(function (line) {
-                payload.parameters = parsers.fmtp(line);
-            });
-
-            var fbLines = parsers.findLines('a=rtcp-fb:' + payload.id, lines);
-            fbLines.forEach(function (line) {
-                payload.feedback.push(parsers.rtcpfb(line));
-            });
-
-            desc.payloads.push(payload);
-        });
-
-        var cryptoLines = parsers.findLines('a=crypto:', lines, sessionLines);
-        cryptoLines.forEach(function (line) {
-            desc.encryption.push(parsers.crypto(line));
-        });
-
-        if (parsers.findLine('a=rtcp-mux', lines)) {
-            desc.mux = true;
-        }
-
-        var fbLines = parsers.findLines('a=rtcp-fb:*', lines);
-        fbLines.forEach(function (line) {
-            desc.feedback.push(parsers.rtcpfb(line));
-        });
-
-        var extLines = parsers.findLines('a=extmap:', lines);
-        extLines.forEach(function (line) {
-            var ext = parsers.extmap(line);
-
-            ext.senders = SENDERS[role][direction][ext.senders];
-
-            desc.headerExtensions.push(ext);
-        });
-
-        var ssrcGroupLines = parsers.findLines('a=ssrc-group:', lines);
-        desc.sourceGroups = parsers.sourceGroups(ssrcGroupLines || []);
-
-        var ssrcLines = parsers.findLines('a=ssrc:', lines);
-        var sources = desc.sources = parsers.sources(ssrcLines || []);
-
-        var msidLine = parsers.findLine('a=msid:', lines);
-        if (msidLine) {
-            var msid = parsers.msid(msidLine);
-            ['msid', 'mslabel', 'label'].forEach(function (key) {
-                for (var i = 0; i < sources.length; i++) {
-                    var found = false;
-                    for (var j = 0; j < sources[i].parameters.length; j++) {
-                        if (sources[i].parameters[j].key === key) {
-                            found = true;
-                        }
-                    }
-                    if (!found) {
-                        sources[i].parameters.push({ key: key, value: msid[key] });
-                    }
-                }
-            });
-        }
-
-        if (parsers.findLine('a=x-google-flag:conference', lines, sessionLines)) {
-            desc.googConferenceFlag = true;
-        }
-    }
-
-    // transport specific attributes
-    var fingerprintLines = parsers.findLines('a=fingerprint:', lines, sessionLines);
-    var setup = parsers.findLine('a=setup:', lines, sessionLines);
-    fingerprintLines.forEach(function (line) {
-        var fp = parsers.fingerprint(line);
-        if (setup) {
-            fp.setup = setup.substr(8);
-        }
-        trans.fingerprints.push(fp);
-    });
-
-    var ufragLine = parsers.findLine('a=ice-ufrag:', lines, sessionLines);
-    var pwdLine = parsers.findLine('a=ice-pwd:', lines, sessionLines);
-    if (ufragLine && pwdLine) {
-        trans.ufrag = ufragLine.substr(12);
-        trans.pwd = pwdLine.substr(10);
-        trans.candidates = [];
-
-        var candidateLines = parsers.findLines('a=candidate:', lines, sessionLines);
-        candidateLines.forEach(function (line) {
-            trans.candidates.push(exports.toCandidateJSON(line));
-        });
-    }
-
-    if (desc.descType == 'datachannel') {
-        var sctpmapLines = parsers.findLines('a=sctpmap:', lines);
-        sctpmapLines.forEach(function (line) {
-            var sctp = parsers.sctpmap(line);
-            trans.sctp.push(sctp);
-        });
-    }
-
-    return content;
-};
-
-exports.toCandidateJSON = function (line) {
-    var candidate = parsers.candidate(line.split('\r\n')[0]);
-    candidate.id = (idCounter++).toString(36).substr(0, 12);
-    return candidate;
-};
-
-},{"./parsers":72,"./senders":73}],75:[function(require,module,exports){
-var SENDERS = require('./senders');
-
-
-exports.toSessionSDP = function (session, opts) {
-    var role = opts.role || 'initiator';
-    var direction = opts.direction || 'outgoing';
-    var sid = opts.sid || session.sid || Date.now();
-    var time = opts.time || Date.now();
-
-    var sdp = [
-        'v=0',
-        'o=- ' + sid + ' ' + time + ' IN IP4 0.0.0.0',
-        's=-',
-        't=0 0'
-    ];
-
-    var groups = session.groups || [];
-    groups.forEach(function (group) {
-        sdp.push('a=group:' + group.semantics + ' ' + group.contents.join(' '));
-    });
-
-    var contents = session.contents || [];
-    contents.forEach(function (content) {
-        sdp.push(exports.toMediaSDP(content, opts));
-    });
-
-    return sdp.join('\r\n') + '\r\n';
-};
-
-exports.toMediaSDP = function (content, opts) {
-    var sdp = [];
-
-    var role = opts.role || 'initiator';
-    var direction = opts.direction || 'outgoing';
-
-    var desc = content.description;
-    var transport = content.transport;
-    var payloads = desc.payloads || [];
-    var fingerprints = (transport && transport.fingerprints) || [];
-
-    var mline = [];
-    if (desc.descType == 'datachannel') {
-        mline.push('application');
-        mline.push('1');
-        mline.push('DTLS/SCTP');
-        if (transport.sctp) {
-            transport.sctp.forEach(function (map) {
-                mline.push(map.number);
-            });
-        }
-    } else {
-        mline.push(desc.media);
-        mline.push('1');
-        if ((desc.encryption && desc.encryption.length > 0) || (fingerprints.length > 0)) {
-            mline.push('RTP/SAVPF');
-        } else {
-            mline.push('RTP/AVPF');
-        }
-        payloads.forEach(function (payload) {
-            mline.push(payload.id);
-        });
-    }
-
-
-    sdp.push('m=' + mline.join(' '));
-
-    sdp.push('c=IN IP4 0.0.0.0');
-    if (desc.bandwidth && desc.bandwidth.type && desc.bandwidth.bandwidth) {
-        sdp.push('b=' + desc.bandwidth.type + ':' + desc.bandwidth.bandwidth);
-    }
-    if (desc.descType == 'rtp') {
-        sdp.push('a=rtcp:1 IN IP4 0.0.0.0');
-    }
-
-    if (transport) {
-        if (transport.ufrag) {
-            sdp.push('a=ice-ufrag:' + transport.ufrag);
-        }
-        if (transport.pwd) {
-            sdp.push('a=ice-pwd:' + transport.pwd);
-        }
-
-        var pushedSetup = false;
-        fingerprints.forEach(function (fingerprint) {
-            sdp.push('a=fingerprint:' + fingerprint.hash + ' ' + fingerprint.value);
-            if (fingerprint.setup && !pushedSetup) {
-                sdp.push('a=setup:' + fingerprint.setup);
-            }
-        });
-
-        if (transport.sctp) {
-            transport.sctp.forEach(function (map) {
-                sdp.push('a=sctpmap:' + map.number + ' ' + map.protocol + ' ' + map.streams);
-            });
-        }
-    }
-
-    if (desc.descType == 'rtp') {
-        sdp.push('a=' + (SENDERS[role][direction][content.senders] || 'sendrecv'));
-    }
-    sdp.push('a=mid:' + content.name);
-
-    if (desc.sources && desc.sources.length) {
-        (desc.sources[0].parameters || []).forEach(function (param) {
-            if (param.key === 'msid') {
-                sdp.push('a=msid:' + param.value);
-            }
-        });
-    }
-
-    if (desc.mux) {
-        sdp.push('a=rtcp-mux');
-    }
-
-    var encryption = desc.encryption || [];
-    encryption.forEach(function (crypto) {
-        sdp.push('a=crypto:' + crypto.tag + ' ' + crypto.cipherSuite + ' ' + crypto.keyParams + (crypto.sessionParams ? ' ' + crypto.sessionParams : ''));
-    });
-    if (desc.googConferenceFlag) {
-        sdp.push('a=x-google-flag:conference');
-    }
-
-    payloads.forEach(function (payload) {
-        var rtpmap = 'a=rtpmap:' + payload.id + ' ' + payload.name + '/' + payload.clockrate;
-        if (payload.channels && payload.channels != '1') {
-            rtpmap += '/' + payload.channels;
-        }
-        sdp.push(rtpmap);
-
-        if (payload.parameters && payload.parameters.length) {
-            var fmtp = ['a=fmtp:' + payload.id];
-            var parameters = [];
-            payload.parameters.forEach(function (param) {
-                parameters.push((param.key ? param.key + '=' : '') + param.value);
-            });
-            fmtp.push(parameters.join(';'));
-            sdp.push(fmtp.join(' '));
-        }
-
-        if (payload.feedback) {
-            payload.feedback.forEach(function (fb) {
-                if (fb.type === 'trr-int') {
-                    sdp.push('a=rtcp-fb:' + payload.id + ' trr-int ' + (fb.value ? fb.value : '0'));
-                } else {
-                    sdp.push('a=rtcp-fb:' + payload.id + ' ' + fb.type + (fb.subtype ? ' ' + fb.subtype : ''));
-                }
-            });
-        }
-    });
-
-    if (desc.feedback) {
-        desc.feedback.forEach(function (fb) {
-            if (fb.type === 'trr-int') {
-                sdp.push('a=rtcp-fb:* trr-int ' + (fb.value ? fb.value : '0'));
-            } else {
-                sdp.push('a=rtcp-fb:* ' + fb.type + (fb.subtype ? ' ' + fb.subtype : ''));
-            }
-        });
-    }
-
-    var hdrExts = desc.headerExtensions || [];
-    hdrExts.forEach(function (hdr) {
-        sdp.push('a=extmap:' + hdr.id + (hdr.senders ? '/' + SENDERS[role][direction][hdr.senders] : '') + ' ' + hdr.uri);
-    });
-
-    var ssrcGroups = desc.sourceGroups || [];
-    ssrcGroups.forEach(function (ssrcGroup) {
-        sdp.push('a=ssrc-group:' + ssrcGroup.semantics + ' ' + ssrcGroup.sources.join(' '));
-    });
-
-    var ssrcs = desc.sources || [];
-    ssrcs.forEach(function (ssrc) {
-        for (var i = 0; i < ssrc.parameters.length; i++) {
-            var param = ssrc.parameters[i];
-            sdp.push('a=ssrc:' + (ssrc.ssrc || desc.ssrc) + ' ' + param.key + (param.value ? (':' + param.value) : ''));
-        }
-    });
-
-    var candidates = transport.candidates || [];
-    candidates.forEach(function (candidate) {
-        sdp.push(exports.toCandidateSDP(candidate));
-    });
-
-    return sdp.join('\r\n');
-};
-
-exports.toCandidateSDP = function (candidate) {
-    var sdp = [];
-
-    sdp.push(candidate.foundation);
-    sdp.push(candidate.component);
-    sdp.push(candidate.protocol.toUpperCase());
-    sdp.push(candidate.priority);
-    sdp.push(candidate.ip);
-    sdp.push(candidate.port);
-
-    var type = candidate.type;
-    sdp.push('typ');
-    sdp.push(type);
-    if (type === 'srflx' || type === 'prflx' || type === 'relay') {
-        if (candidate.relAddr && candidate.relPort) {
-            sdp.push('raddr');
-            sdp.push(candidate.relAddr);
-            sdp.push('rport');
-            sdp.push(candidate.relPort);
-        }
-    }
-    if (candidate.tcpType && candidate.protocol.toUpperCase() == 'TCP') {
-        sdp.push('tcptype');
-        sdp.push(candidate.tcpType);
-    }
-
-    sdp.push('generation');
-    sdp.push(candidate.generation || '0');
-
-    // FIXME: apparently this is wrong per spec
-    // but then, we need this when actually putting this into
-    // SDP so it's going to stay.
-    // decision needs to be revisited when browsers dont
-    // accept this any longer
-    return 'a=candidate:' + sdp.join(' ');
-};
-
-},{"./senders":73}],76:[function(require,module,exports){
-// based on https://github.com/ESTOS/strophe.jingle/
-// adds wildemitter support
-var util = require('util');
-var adapter = require('webrtc-adapter-test');
-var WildEmitter = require('wildemitter');
-
-function dumpSDP(description) {
-    return {
-        type: description.type,
-        sdp: description.sdp
-    };
-}
-
-function dumpStream(stream) {
-    var info = {
-        label: stream.id,
-    };
-    if (stream.getAudioTracks().length) {
-        info.audio = stream.getAudioTracks().map(function (track) {
-            return track.id;
-        });
-    }
-    if (stream.getVideoTracks().length) {
-        info.video = stream.getVideoTracks().map(function (track) {
-            return track.id;
-        });
-    }
-    return info;
-}
-
-function TraceablePeerConnection(config, constraints) {
-    var self = this;
-    WildEmitter.call(this);
-
-    this.peerconnection = new window.RTCPeerConnection(config, constraints);
-
-    this.trace = function (what, info) {
-        self.emit('PeerConnectionTrace', {
-            time: new Date(),
-            type: what,
-            value: info || ""
-        });
-    };
-
-    this.onicecandidate = null;
-    this.peerconnection.onicecandidate = function (event) {
-        self.trace('onicecandidate', event.candidate);
-        if (self.onicecandidate !== null) {
-            self.onicecandidate(event);
-        }
-    };
-    this.onaddstream = null;
-    this.peerconnection.onaddstream = function (event) {
-        self.trace('onaddstream', dumpStream(event.stream));
-        if (self.onaddstream !== null) {
-            self.onaddstream(event);
-        }
-    };
-    this.onremovestream = null;
-    this.peerconnection.onremovestream = function (event) {
-        self.trace('onremovestream', dumpStream(event.stream));
-        if (self.onremovestream !== null) {
-            self.onremovestream(event);
-        }
-    };
-    this.onsignalingstatechange = null;
-    this.peerconnection.onsignalingstatechange = function (event) {
-        self.trace('onsignalingstatechange', self.signalingState);
-        if (self.onsignalingstatechange !== null) {
-            self.onsignalingstatechange(event);
-        }
-    };
-    this.oniceconnectionstatechange = null;
-    this.peerconnection.oniceconnectionstatechange = function (event) {
-        self.trace('oniceconnectionstatechange', self.iceConnectionState);
-        if (self.oniceconnectionstatechange !== null) {
-            self.oniceconnectionstatechange(event);
-        }
-    };
-    this.onnegotiationneeded = null;
-    this.peerconnection.onnegotiationneeded = function (event) {
-        self.trace('onnegotiationneeded');
-        if (self.onnegotiationneeded !== null) {
-            self.onnegotiationneeded(event);
-        }
-    };
-    self.ondatachannel = null;
-    this.peerconnection.ondatachannel = function (event) {
-        self.trace('ondatachannel', event);
-        if (self.ondatachannel !== null) {
-            self.ondatachannel(event);
-        }
-    };
-    this.getLocalStreams = this.peerconnection.getLocalStreams.bind(this.peerconnection);
-    this.getRemoteStreams = this.peerconnection.getRemoteStreams.bind(this.peerconnection);
-}
-
-util.inherits(TraceablePeerConnection, WildEmitter);
-
-['signalingState', 'iceConnectionState', 'localDescription', 'remoteDescription'].forEach(function (prop) {
-    Object.defineProperty(TraceablePeerConnection.prototype, prop, {
-        get: function () {
-            return this.peerconnection[prop];
-        }
-    });
-});
-
-TraceablePeerConnection.prototype.addStream = function (stream) {
-    this.trace('addStream', dumpStream(stream));
-    this.peerconnection.addStream(stream);
-};
-
-TraceablePeerConnection.prototype.removeStream = function (stream) {
-    this.trace('removeStream', dumpStream(stream));
-    this.peerconnection.removeStream(stream);
-};
-
-TraceablePeerConnection.prototype.createDataChannel = function (label, opts) {
-    this.trace('createDataChannel', label, opts);
-    return this.peerconnection.createDataChannel(label, opts);
-};
-
-TraceablePeerConnection.prototype.setLocalDescription = function (description, successCallback, failureCallback) {
-    var self = this;
-    this.trace('setLocalDescription', dumpSDP(description));
-    this.peerconnection.setLocalDescription(description,
-        function () {
-            self.trace('setLocalDescriptionOnSuccess');
-            if (successCallback) successCallback();
-        },
-        function (err) {
-            self.trace('setLocalDescriptionOnFailure', err);
-            if (failureCallback) failureCallback(err);
-        }
-    );
-};
-
-TraceablePeerConnection.prototype.setRemoteDescription = function (description, successCallback, failureCallback) {
-    var self = this;
-    this.trace('setRemoteDescription', dumpSDP(description));
-    this.peerconnection.setRemoteDescription(description,
-        function () {
-            self.trace('setRemoteDescriptionOnSuccess');
-            if (successCallback) successCallback();
-        },
-        function (err) {
-            self.trace('setRemoteDescriptionOnFailure', err);
-            if (failureCallback) failureCallback(err);
-        }
-    );
-};
-
-TraceablePeerConnection.prototype.close = function () {
-    this.trace('stop');
-    if (this.peerconnection.signalingState != 'closed') {
-        this.peerconnection.close();
-    }
-};
-
-TraceablePeerConnection.prototype.createOffer = function (successCallback, failureCallback, constraints) {
-    var self = this;
-    this.trace('createOffer', constraints);
-    this.peerconnection.createOffer(
-        function (offer) {
-            self.trace('createOfferOnSuccess', dumpSDP(offer));
-            if (successCallback) successCallback(offer);
-        },
-        function (err) {
-            self.trace('createOfferOnFailure', err);
-            if (failureCallback) failureCallback(err);
-        },
-        constraints
-    );
-};
-
-TraceablePeerConnection.prototype.createAnswer = function (successCallback, failureCallback, constraints) {
-    var self = this;
-    this.trace('createAnswer', constraints);
-    this.peerconnection.createAnswer(
-        function (answer) {
-            self.trace('createAnswerOnSuccess', dumpSDP(answer));
-            if (successCallback) successCallback(answer);
-        },
-        function (err) {
-            self.trace('createAnswerOnFailure', err);
-            if (failureCallback) failureCallback(err);
-        },
-        constraints
-    );
-};
-
-TraceablePeerConnection.prototype.addIceCandidate = function (candidate, successCallback, failureCallback) {
-    var self = this;
-    this.trace('addIceCandidate', candidate);
-    this.peerconnection.addIceCandidate(candidate,
-        function () {
-            //self.trace('addIceCandidateOnSuccess');
-            if (successCallback) successCallback();
-        },
-        function (err) {
-            self.trace('addIceCandidateOnFailure', err);
-            if (failureCallback) failureCallback(err);
-        }
-    );
-};
-
-TraceablePeerConnection.prototype.getStats = function () {
-    this.peerconnection.getStats.apply(this.pc, arguments);
-};
-
-module.exports = TraceablePeerConnection;
-
-},{"util":24,"webrtc-adapter-test":77,"wildemitter":116}],77:[function(require,module,exports){
-/*
- *  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree.
- */
-
-/* More information about these options at jshint.com/docs/options */
-/* jshint browser: true, camelcase: true, curly: true, devel: true,
-   eqeqeq: true, forin: false, globalstrict: true, node: true,
-   quotmark: single, undef: true, unused: strict */
-/* global mozRTCIceCandidate, mozRTCPeerConnection, Promise,
-mozRTCSessionDescription, webkitRTCPeerConnection, MediaStreamTrack */
-/* exported trace,requestUserMedia */
-
-'use strict';
-
-var getUserMedia = null;
-var attachMediaStream = null;
-var reattachMediaStream = null;
-var webrtcDetectedBrowser = null;
-var webrtcDetectedVersion = null;
-var webrtcMinimumVersion = null;
-var webrtcUtils = {
-  log: function() {
-    // suppress console.log output when being included as a module.
-    if (!(typeof module !== 'undefined' ||
-        typeof require === 'function') && (typeof define === 'function')) {
-      console.log.apply(console, arguments);
-    }
-  }
-};
-
-function trace(text) {
-  // This function is used for logging.
-  if (text[text.length - 1] === '\n') {
-    text = text.substring(0, text.length - 1);
-  }
-  if (window.performance) {
-    var now = (window.performance.now() / 1000).toFixed(3);
-    webrtcUtils.log(now + ': ' + text);
-  } else {
-    webrtcUtils.log(text);
-  }
-}
-
-if (typeof window === 'undefined' || !window.navigator) {
-  webrtcUtils.log('This does not appear to be a browser');
-  webrtcDetectedBrowser = 'not a browser';
-} else if (navigator.mozGetUserMedia) {
-  webrtcUtils.log('This appears to be Firefox');
-
-  webrtcDetectedBrowser = 'firefox';
-
-  // the detected firefox version.
-  webrtcDetectedVersion =
-    parseInt(navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1], 10);
-
-  // the minimum firefox version still supported by adapter.
-  webrtcMinimumVersion = 31;
-
-  // The RTCPeerConnection object.
-  window.RTCPeerConnection = function(pcConfig, pcConstraints) {
-    if (webrtcDetectedVersion < 38) {
-      // .urls is not supported in FF < 38.
-      // create RTCIceServers with a single url.
-      if (pcConfig && pcConfig.iceServers) {
-        var newIceServers = [];
-        for (var i = 0; i < pcConfig.iceServers.length; i++) {
-          var server = pcConfig.iceServers[i];
-          if (server.hasOwnProperty('urls')) {
-            for (var j = 0; j < server.urls.length; j++) {
-              var newServer = {
-                url: server.urls[j]
-              };
-              if (server.urls[j].indexOf('turn') === 0) {
-                newServer.username = server.username;
-                newServer.credential = server.credential;
-              }
-              newIceServers.push(newServer);
-            }
-          } else {
-            newIceServers.push(pcConfig.iceServers[i]);
-          }
-        }
-        pcConfig.iceServers = newIceServers;
-      }
-    }
-    return new mozRTCPeerConnection(pcConfig, pcConstraints); // jscs:ignore requireCapitalizedConstructors
-  };
-
-  // The RTCSessionDescription object.
-  window.RTCSessionDescription = mozRTCSessionDescription;
-
-  // The RTCIceCandidate object.
-  window.RTCIceCandidate = mozRTCIceCandidate;
-
-  // getUserMedia constraints shim.
-  getUserMedia = function(constraints, onSuccess, onError) {
-    var constraintsToFF37 = function(c) {
-      if (typeof c !== 'object' || c.require) {
-        return c;
-      }
-      var require = [];
-      Object.keys(c).forEach(function(key) {
-        if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
-          return;
-        }
-        var r = c[key] = (typeof c[key] === 'object') ?
-            c[key] : {ideal: c[key]};
-        if (r.min !== undefined ||
-            r.max !== undefined || r.exact !== undefined) {
-          require.push(key);
-        }
-        if (r.exact !== undefined) {
-          if (typeof r.exact === 'number') {
-            r.min = r.max = r.exact;
-          } else {
-            c[key] = r.exact;
-          }
-          delete r.exact;
-        }
-        if (r.ideal !== undefined) {
-          c.advanced = c.advanced || [];
-          var oc = {};
-          if (typeof r.ideal === 'number') {
-            oc[key] = {min: r.ideal, max: r.ideal};
-          } else {
-            oc[key] = r.ideal;
-          }
-          c.advanced.push(oc);
-          delete r.ideal;
-          if (!Object.keys(r).length) {
-            delete c[key];
-          }
-        }
-      });
-      if (require.length) {
-        c.require = require;
-      }
-      return c;
-    };
-    if (webrtcDetectedVersion < 38) {
-      webrtcUtils.log('spec: ' + JSON.stringify(constraints));
-      if (constraints.audio) {
-        constraints.audio = constraintsToFF37(constraints.audio);
-      }
-      if (constraints.video) {
-        constraints.video = constraintsToFF37(constraints.video);
-      }
-      webrtcUtils.log('ff37: ' + JSON.stringify(constraints));
-    }
-    return navigator.mozGetUserMedia(constraints, onSuccess, onError);
-  };
-
-  navigator.getUserMedia = getUserMedia;
-
-  // Shim for mediaDevices on older versions.
-  if (!navigator.mediaDevices) {
-    navigator.mediaDevices = {getUserMedia: requestUserMedia,
-      addEventListener: function() { },
-      removeEventListener: function() { }
-    };
-  }
-  navigator.mediaDevices.enumerateDevices =
-      navigator.mediaDevices.enumerateDevices || function() {
-    return new Promise(function(resolve) {
-      var infos = [
-        {kind: 'audioinput', deviceId: 'default', label: '', groupId: ''},
-        {kind: 'videoinput', deviceId: 'default', label: '', groupId: ''}
-      ];
-      resolve(infos);
-    });
-  };
-
-  if (webrtcDetectedVersion < 41) {
-    // Work around http://bugzil.la/1169665
-    var orgEnumerateDevices =
-        navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);
-    navigator.mediaDevices.enumerateDevices = function() {
-      return orgEnumerateDevices().catch(function(e) {
-        if (e.name === 'NotFoundError') {
-          return [];
-        }
-        throw e;
-      });
-    };
-  }
-  // Attach a media stream to an element.
-  attachMediaStream = function(element, stream) {
-    element.mozSrcObject = stream;
-  };
-
-  reattachMediaStream = function(to, from) {
-    to.mozSrcObject = from.mozSrcObject;
-  };
-
-} else if (navigator.webkitGetUserMedia) {
-  webrtcUtils.log('This appears to be Chrome');
-
-  webrtcDetectedBrowser = 'chrome';
-
-  // the detected chrome version.
-  webrtcDetectedVersion =
-    parseInt(navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./)[2], 10);
-
-  // the minimum chrome version still supported by adapter.
-  webrtcMinimumVersion = 38;
-
-  // The RTCPeerConnection object.
-  window.RTCPeerConnection = function(pcConfig, pcConstraints) {
-    // Translate iceTransportPolicy to iceTransports,
-    // see https://code.google.com/p/webrtc/issues/detail?id=4869
-    if (pcConfig && pcConfig.iceTransportPolicy) {
-      pcConfig.iceTransports = pcConfig.iceTransportPolicy;
-    }
-
-    var pc = new webkitRTCPeerConnection(pcConfig, pcConstraints); // jscs:ignore requireCapitalizedConstructors
-    var origGetStats = pc.getStats.bind(pc);
-    pc.getStats = function(selector, successCallback, errorCallback) { // jshint ignore: line
-      var self = this;
-      var args = arguments;
-
-      // If selector is a function then we are in the old style stats so just
-      // pass back the original getStats format to avoid breaking old users.
-      if (arguments.length > 0 && typeof selector === 'function') {
-        return origGetStats(selector, successCallback);
-      }
-
-      var fixChromeStats = function(response) {
-        var standardReport = {};
-        var reports = response.result();
-        reports.forEach(function(report) {
-          var standardStats = {
-            id: report.id,
-            timestamp: report.timestamp,
-            type: report.type
-          };
-          report.names().forEach(function(name) {
-            standardStats[name] = report.stat(name);
-          });
-          standardReport[standardStats.id] = standardStats;
-        });
-
-        return standardReport;
-      };
-
-      if (arguments.length >= 2) {
-        var successCallbackWrapper = function(response) {
-          args[1](fixChromeStats(response));
-        };
-
-        return origGetStats.apply(this, [successCallbackWrapper, arguments[0]]);
-      }
-
-      // promise-support
-      return new Promise(function(resolve, reject) {
-        origGetStats.apply(self, [resolve, reject]);
-      });
-    };
-
-    return pc;
-  };
-
-  // add promise support
-  ['createOffer', 'createAnswer'].forEach(function(method) {
-    var nativeMethod = webkitRTCPeerConnection.prototype[method];
-    webkitRTCPeerConnection.prototype[method] = function() {
-      var self = this;
-      if (arguments.length < 1 || (arguments.length === 1 &&
-          typeof(arguments[0]) === 'object')) {
-        var opts = arguments.length === 1 ? arguments[0] : undefined;
-        return new Promise(function(resolve, reject) {
-          nativeMethod.apply(self, [resolve, reject, opts]);
-        });
-      } else {
-        return nativeMethod.apply(this, arguments);
-      }
-    };
-  });
-
-  ['setLocalDescription', 'setRemoteDescription',
-      'addIceCandidate'].forEach(function(method) {
-    var nativeMethod = webkitRTCPeerConnection.prototype[method];
-    webkitRTCPeerConnection.prototype[method] = function() {
-      var args = arguments;
-      var self = this;
-      return new Promise(function(resolve, reject) {
-        nativeMethod.apply(self, [args[0],
-            function() {
-              resolve();
-              if (args.length >= 2) {
-                args[1].apply(null, []);
-              }
-            },
-            function(err) {
-              reject(err);
-              if (args.length >= 3) {
-                args[2].apply(null, [err]);
-              }
-            }]
-          );
-      });
-    };
-  });
-
-  // getUserMedia constraints shim.
-  var constraintsToChrome = function(c) {
-    if (typeof c !== 'object' || c.mandatory || c.optional) {
-      return c;
-    }
-    var cc = {};
-    Object.keys(c).forEach(function(key) {
-      if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
-        return;
-      }
-      var r = (typeof c[key] === 'object') ? c[key] : {ideal: c[key]};
-      if (r.exact !== undefined && typeof r.exact === 'number') {
-        r.min = r.max = r.exact;
-      }
-      var oldname = function(prefix, name) {
-        if (prefix) {
-          return prefix + name.charAt(0).toUpperCase() + name.slice(1);
-        }
-        return (name === 'deviceId') ? 'sourceId' : name;
-      };
-      if (r.ideal !== undefined) {
-        cc.optional = cc.optional || [];
-        var oc = {};
-        if (typeof r.ideal === 'number') {
-          oc[oldname('min', key)] = r.ideal;
-          cc.optional.push(oc);
-          oc = {};
-          oc[oldname('max', key)] = r.ideal;
-          cc.optional.push(oc);
-        } else {
-          oc[oldname('', key)] = r.ideal;
-          cc.optional.push(oc);
-        }
-      }
-      if (r.exact !== undefined && typeof r.exact !== 'number') {
-        cc.mandatory = cc.mandatory || {};
-        cc.mandatory[oldname('', key)] = r.exact;
-      } else {
-        ['min', 'max'].forEach(function(mix) {
-          if (r[mix] !== undefined) {
-            cc.mandatory = cc.mandatory || {};
-            cc.mandatory[oldname(mix, key)] = r[mix];
-          }
-        });
-      }
-    });
-    if (c.advanced) {
-      cc.optional = (cc.optional || []).concat(c.advanced);
-    }
-    return cc;
-  };
-
-  getUserMedia = function(constraints, onSuccess, onError) {
-    if (constraints.audio) {
-      constraints.audio = constraintsToChrome(constraints.audio);
-    }
-    if (constraints.video) {
-      constraints.video = constraintsToChrome(constraints.video);
-    }
-    webrtcUtils.log('chrome: ' + JSON.stringify(constraints));
-    return navigator.webkitGetUserMedia(constraints, onSuccess, onError);
-  };
-  navigator.getUserMedia = getUserMedia;
-
-  if (!navigator.mediaDevices) {
-    navigator.mediaDevices = {getUserMedia: requestUserMedia,
-                              enumerateDevices: function() {
-      return new Promise(function(resolve) {
-        var kinds = {audio: 'audioinput', video: 'videoinput'};
-        return MediaStreamTrack.getSources(function(devices) {
-          resolve(devices.map(function(device) {
-            return {label: device.label,
-                    kind: kinds[device.kind],
-                    deviceId: device.id,
-                    groupId: ''};
-          }));
-        });
-      });
-    }};
-  }
-
-  // A shim for getUserMedia method on the mediaDevices object.
-  // TODO(KaptenJansson) remove once implemented in Chrome stable.
-  if (!navigator.mediaDevices.getUserMedia) {
-    navigator.mediaDevices.getUserMedia = function(constraints) {
-      return requestUserMedia(constraints);
-    };
-  } else {
-    // Even though Chrome 45 has navigator.mediaDevices and a getUserMedia
-    // function which returns a Promise, it does not accept spec-style
-    // constraints.
-    var origGetUserMedia = navigator.mediaDevices.getUserMedia.
-        bind(navigator.mediaDevices);
-    navigator.mediaDevices.getUserMedia = function(c) {
-      webrtcUtils.log('spec:   ' + JSON.stringify(c)); // whitespace for alignment
-      c.audio = constraintsToChrome(c.audio);
-      c.video = constraintsToChrome(c.video);
-      webrtcUtils.log('chrome: ' + JSON.stringify(c));
-      return origGetUserMedia(c);
-    };
-  }
-
-  // Dummy devicechange event methods.
-  // TODO(KaptenJansson) remove once implemented in Chrome stable.
-  if (typeof navigator.mediaDevices.addEventListener === 'undefined') {
-    navigator.mediaDevices.addEventListener = function() {
-      webrtcUtils.log('Dummy mediaDevices.addEventListener called.');
-    };
-  }
-  if (typeof navigator.mediaDevices.removeEventListener === 'undefined') {
-    navigator.mediaDevices.removeEventListener = function() {
-      webrtcUtils.log('Dummy mediaDevices.removeEventListener called.');
-    };
-  }
-
-  // Attach a media stream to an element.
-  attachMediaStream = function(element, stream) {
-    if (typeof element.srcObject !== 'undefined') {
-      element.srcObject = stream;
-    } else if (typeof element.src !== 'undefined') {
-      element.src = URL.createObjectURL(stream);
-    } else {
-      webrtcUtils.log('Error attaching stream to element.');
-    }
-  };
-
-  reattachMediaStream = function(to, from) {
-    to.src = from.src;
-  };
-
-} else if (navigator.mediaDevices && navigator.userAgent.match(
-    /Edge\/(\d+).(\d+)$/)) {
-  webrtcUtils.log('This appears to be Edge');
-  webrtcDetectedBrowser = 'edge';
-
-  webrtcDetectedVersion =
-    parseInt(navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)[2], 10);
-
-  // the minimum version still supported by adapter.
-  webrtcMinimumVersion = 12;
-
-  getUserMedia = navigator.getUserMedia;
-
-  attachMediaStream = function(element, stream) {
-    element.srcObject = stream;
-  };
-  reattachMediaStream = function(to, from) {
-    to.srcObject = from.srcObject;
-  };
-} else {
-  webrtcUtils.log('Browser does not appear to be WebRTC-capable');
-}
-
-// Returns the result of getUserMedia as a Promise.
-function requestUserMedia(constraints) {
-  return new Promise(function(resolve, reject) {
-    getUserMedia(constraints, resolve, reject);
-  });
-}
-
-var webrtcTesting = {};
-Object.defineProperty(webrtcTesting, 'version', {
-  set: function(version) {
-    webrtcDetectedVersion = version;
-  }
-});
-
-if (typeof module !== 'undefined') {
-  var RTCPeerConnection;
-  if (typeof window !== 'undefined') {
-    RTCPeerConnection = window.RTCPeerConnection;
-  }
-  module.exports = {
-    RTCPeerConnection: RTCPeerConnection,
-    getUserMedia: getUserMedia,
-    attachMediaStream: attachMediaStream,
-    reattachMediaStream: reattachMediaStream,
-    webrtcDetectedBrowser: webrtcDetectedBrowser,
-    webrtcDetectedVersion: webrtcDetectedVersion,
-    webrtcMinimumVersion: webrtcMinimumVersion,
-    webrtcTesting: webrtcTesting
-    //requestUserMedia: not exposed on purpose.
-    //trace: not exposed on purpose.
-  };
-} else if ((typeof require === 'function') && (typeof define === 'function')) {
-  // Expose objects and functions when RequireJS is doing the loading.
-  define([], function() {
-    return {
-      RTCPeerConnection: window.RTCPeerConnection,
-      getUserMedia: getUserMedia,
-      attachMediaStream: attachMediaStream,
-      reattachMediaStream: reattachMediaStream,
-      webrtcDetectedBrowser: webrtcDetectedBrowser,
-      webrtcDetectedVersion: webrtcDetectedVersion,
-      webrtcMinimumVersion: webrtcMinimumVersion,
-      webrtcTesting: webrtcTesting
-      //requestUserMedia: not exposed on purpose.
-      //trace: not exposed on purpose.
-    };
-  });
-}
-
-},{}],78:[function(require,module,exports){
-var util = require('util');
-var each = require('lodash.foreach');
-var pluck = require('lodash.pluck');
-var SJJ = require('sdp-jingle-json');
-var WildEmitter = require('wildemitter');
-var peerconn = require('traceablepeerconnection');
-var adapter = require('webrtc-adapter-test');
-
-function PeerConnection(config, constraints) {
-    var self = this;
-    var item;
-    WildEmitter.call(this);
-
-    config = config || {};
-    config.iceServers = config.iceServers || [];
-
-    // make sure this only gets enabled in Google Chrome
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.enableChromeNativeSimulcast = false;
-    if (constraints && constraints.optional &&
-            adapter.webrtcDetectedBrowser === 'chrome' &&
-            navigator.appVersion.match(/Chromium\//) === null) {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.enableChromeNativeSimulcast) {
-                self.enableChromeNativeSimulcast = true;
-            }
-        });
-    }
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.enableMultiStreamHacks = false;
-    if (constraints && constraints.optional &&
-            adapter.webrtcDetectedBrowser === 'chrome') {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.enableMultiStreamHacks) {
-                self.enableMultiStreamHacks = true;
-            }
-        });
-    }
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.restrictBandwidth = 0;
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.andyetRestrictBandwidth) {
-                self.restrictBandwidth = constraint.andyetRestrictBandwidth;
-            }
-        });
-    }
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // bundle up ice candidates, only works for jingle mode
-    // number > 0 is the delay to wait for additional candidates
-    // ~20ms seems good
-    this.batchIceCandidates = 0;
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.andyetBatchIce) {
-                self.batchIceCandidates = constraint.andyetBatchIce;
-            }
-        });
-    }
-    this.batchedIceCandidates = [];
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // this attemps to strip out candidates with an already known foundation
-    // and type -- i.e. those which are gathered via the same TURN server
-    // but different transports (TURN udp, tcp and tls respectively)
-    if (constraints && constraints.optional && adapter.webrtcDetectedBrowser === 'chrome') {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.andyetFasterICE) {
-                self.eliminateDuplicateCandidates = constraint.andyetFasterICE;
-            }
-        });
-    }
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // when using a server such as the jitsi videobridge we don't need to signal
-    // our candidates
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.andyetDontSignalCandidates) {
-                self.dontSignalCandidates = constraint.andyetDontSignalCandidates;
-            }
-        });
-    }
-
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.assumeSetLocalSuccess = false;
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.andyetAssumeSetLocalSuccess) {
-                self.assumeSetLocalSuccess = constraint.andyetAssumeSetLocalSuccess;
-            }
-        });
-    }
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // working around https://bugzilla.mozilla.org/show_bug.cgi?id=1087551
-    // pass in a timeout for this
-    if (adapter.webrtcDetectedBrowser === 'firefox') {
-        if (constraints && constraints.optional) {
-            this.wtFirefox = 0;
-            constraints.optional.forEach(function (constraint) {
-                if (constraint.andyetFirefoxMakesMeSad) {
-                    self.wtFirefox = constraint.andyetFirefoxMakesMeSad;
-                    if (self.wtFirefox > 0) {
-                        self.firefoxcandidatebuffer = [];
-                    }
-                }
-            });
-        }
-    }
-
-
-    this.pc = new peerconn(config, constraints);
-
-    this.getLocalStreams = this.pc.getLocalStreams.bind(this.pc);
-    this.getRemoteStreams = this.pc.getRemoteStreams.bind(this.pc);
-    this.addStream = this.pc.addStream.bind(this.pc);
-    this.removeStream = this.pc.removeStream.bind(this.pc);
-
-    // proxy events
-    this.pc.on('*', function () {
-        self.emit.apply(self, arguments);
-    });
-
-    // proxy some events directly
-    this.pc.onremovestream = this.emit.bind(this, 'removeStream');
-    this.pc.onaddstream = this.emit.bind(this, 'addStream');
-    this.pc.onnegotiationneeded = this.emit.bind(this, 'negotiationNeeded');
-    this.pc.oniceconnectionstatechange = this.emit.bind(this, 'iceConnectionStateChange');
-    this.pc.onsignalingstatechange = this.emit.bind(this, 'signalingStateChange');
-
-    // handle ice candidate and data channel events
-    this.pc.onicecandidate = this._onIce.bind(this);
-    this.pc.ondatachannel = this._onDataChannel.bind(this);
-
-    this.localDescription = {
-        contents: []
-    };
-    this.remoteDescription = {
-        contents: []
-    };
-
-    this.config = {
-        debug: false,
-        ice: {},
-        sid: '',
-        isInitiator: true,
-        sdpSessionID: Date.now(),
-        useJingle: false
-    };
-
-    // apply our config
-    for (item in config) {
-        this.config[item] = config[item];
-    }
-
-    if (this.config.debug) {
-        this.on('*', function () {
-            var logger = config.logger || console;
-            logger.log('PeerConnection event:', arguments);
-        });
-    }
-    this.hadLocalStunCandidate = false;
-    this.hadRemoteStunCandidate = false;
-    this.hadLocalRelayCandidate = false;
-    this.hadRemoteRelayCandidate = false;
-
-    this.hadLocalIPv6Candidate = false;
-    this.hadRemoteIPv6Candidate = false;
-
-    // keeping references for all our data channels
-    // so they dont get garbage collected
-    // can be removed once the following bugs have been fixed
-    // https://crbug.com/405545
-    // https://bugzilla.mozilla.org/show_bug.cgi?id=964092
-    // to be filed for opera
-    this._remoteDataChannels = [];
-    this._localDataChannels = [];
-
-    this._candidateBuffer = [];
-}
-
-util.inherits(PeerConnection, WildEmitter);
-
-Object.defineProperty(PeerConnection.prototype, 'signalingState', {
-    get: function () {
-        return this.pc.signalingState;
-    }
-});
-Object.defineProperty(PeerConnection.prototype, 'iceConnectionState', {
-    get: function () {
-        return this.pc.iceConnectionState;
-    }
-});
-
-PeerConnection.prototype._role = function () {
-    return this.isInitiator ? 'initiator' : 'responder';
-};
-
-// Add a stream to the peer connection object
-PeerConnection.prototype.addStream = function (stream) {
-    this.localStream = stream;
-    this.pc.addStream(stream);
-};
-
-// helper function to check if a remote candidate is a stun/relay
-// candidate or an ipv6 candidate
-PeerConnection.prototype._checkLocalCandidate = function (candidate) {
-    var cand = SJJ.toCandidateJSON(candidate);
-    if (cand.type == 'srflx') {
-        this.hadLocalStunCandidate = true;
-    } else if (cand.type == 'relay') {
-        this.hadLocalRelayCandidate = true;
-    }
-    if (cand.ip.indexOf(':') != -1) {
-        this.hadLocalIPv6Candidate = true;
-    }
-};
-
-// helper function to check if a remote candidate is a stun/relay
-// candidate or an ipv6 candidate
-PeerConnection.prototype._checkRemoteCandidate = function (candidate) {
-    var cand = SJJ.toCandidateJSON(candidate);
-    if (cand.type == 'srflx') {
-        this.hadRemoteStunCandidate = true;
-    } else if (cand.type == 'relay') {
-        this.hadRemoteRelayCandidate = true;
-    }
-    if (cand.ip.indexOf(':') != -1) {
-        this.hadRemoteIPv6Candidate = true;
-    }
-};
-
-
-// Init and add ice candidate object with correct constructor
-PeerConnection.prototype.processIce = function (update, cb) {
-    cb = cb || function () {};
-    var self = this;
-
-    // ignore any added ice candidates to avoid errors. why does the
-    // spec not do this?
-    if (this.pc.signalingState === 'closed') return cb();
-
-    if (update.contents || (update.jingle && update.jingle.contents)) {
-        var contentNames = pluck(this.remoteDescription.contents, 'name');
-        var contents = update.contents || update.jingle.contents;
-
-        contents.forEach(function (content) {
-            var transport = content.transport || {};
-            var candidates = transport.candidates || [];
-            var mline = contentNames.indexOf(content.name);
-            var mid = content.name;
-
-            candidates.forEach(
-                function (candidate) {
-                var iceCandidate = SJJ.toCandidateSDP(candidate) + '\r\n';
-                self.pc.addIceCandidate(
-                    new RTCIceCandidate({
-                        candidate: iceCandidate,
-                        sdpMLineIndex: mline,
-                        sdpMid: mid
-                    }), function () {
-                        // well, this success callback is pretty meaningless
-                    },
-                    function (err) {
-                        self.emit('error', err);
-                    }
-                );
-                self._checkRemoteCandidate(iceCandidate);
-            });
-        });
-    } else {
-        // working around https://code.google.com/p/webrtc/issues/detail?id=3669
-        if (update.candidate && update.candidate.candidate.indexOf('a=') !== 0) {
-            update.candidate.candidate = 'a=' + update.candidate.candidate;
-        }
-
-        if (this.wtFirefox && this.firefoxcandidatebuffer !== null) {
-            // we cant add this yet due to https://bugzilla.mozilla.org/show_bug.cgi?id=1087551
-            if (this.pc.localDescription && this.pc.localDescription.type === 'offer') {
-                this.firefoxcandidatebuffer.push(update.candidate);
-                return cb();
-            }
-        }
-
-        self.pc.addIceCandidate(
-            new RTCIceCandidate(update.candidate),
-            function () { },
-            function (err) {
-                self.emit('error', err);
-            }
-        );
-        self._checkRemoteCandidate(update.candidate.candidate);
-    }
-    cb();
-};
-
-// Generate and emit an offer with the given constraints
-PeerConnection.prototype.offer = function (constraints, cb) {
-    var self = this;
-    var hasConstraints = arguments.length === 2;
-    var mediaConstraints = hasConstraints && constraints ? constraints : {
-            mandatory: {
-                OfferToReceiveAudio: true,
-                OfferToReceiveVideo: true
-            }
-        };
-    cb = hasConstraints ? cb : constraints;
-    cb = cb || function () {};
-
-    if (this.pc.signalingState === 'closed') return cb('Already closed');
-
-    // Actually generate the offer
-    this.pc.createOffer(
-        function (offer) {
-            // does not work for jingle, but jingle.js doesn't need
-            // this hack...
-            var expandedOffer = {
-                type: 'offer',
-                sdp: offer.sdp
-            };
-            if (self.assumeSetLocalSuccess) {
-                self.emit('offer', expandedOffer);
-                cb(null, expandedOffer);
-            }
-            self._candidateBuffer = [];
-            self.pc.setLocalDescription(offer,
-                function () {
-                    var jingle;
-                    if (self.config.useJingle) {
-                        jingle = SJJ.toSessionJSON(offer.sdp, {
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                        jingle.sid = self.config.sid;
-                        self.localDescription = jingle;
-
-                        // Save ICE credentials
-                        each(jingle.contents, function (content) {
-                            var transport = content.transport || {};
-                            if (transport.ufrag) {
-                                self.config.ice[content.name] = {
-                                    ufrag: transport.ufrag,
-                                    pwd: transport.pwd
-                                };
-                            }
-                        });
-
-                        expandedOffer.jingle = jingle;
-                    }
-                    expandedOffer.sdp.split('\r\n').forEach(function (line) {
-                        if (line.indexOf('a=candidate:') === 0) {
-                            self._checkLocalCandidate(line);
-                        }
-                    });
-
-                    if (!self.assumeSetLocalSuccess) {
-                        self.emit('offer', expandedOffer);
-                        cb(null, expandedOffer);
-                    }
-                },
-                function (err) {
-                    self.emit('error', err);
-                    cb(err);
-                }
-            );
-        },
-        function (err) {
-            self.emit('error', err);
-            cb(err);
-        },
-        mediaConstraints
-    );
-};
-
-
-// Process an incoming offer so that ICE may proceed before deciding
-// to answer the request.
-PeerConnection.prototype.handleOffer = function (offer, cb) {
-    cb = cb || function () {};
-    var self = this;
-    offer.type = 'offer';
-    if (offer.jingle) {
-        if (this.enableChromeNativeSimulcast) {
-            offer.jingle.contents.forEach(function (content) {
-                if (content.name === 'video') {
-                    content.description.googConferenceFlag = true;
-                }
-            });
-        }
-        if (this.enableMultiStreamHacks) {
-            // add a mixed video stream as first stream
-            offer.jingle.contents.forEach(function (content) {
-                if (content.name === 'video') {
-                    var sources = content.description.sources || [];
-                    if (sources.length === 0 || sources[0].ssrc !== "3735928559") {
-                        sources.unshift({
-                            ssrc: "3735928559", // 0xdeadbeef
-                            parameters: [
-                                {
-                                    key: "cname",
-                                    value: "deadbeef"
-                                },
-                                {
-                                    key: "msid",
-                                    value: "mixyourfecintothis please"
-                                }
-                            ]
-                        });
-                        content.description.sources = sources;
-                    }
-                }
-            });
-        }
-        if (self.restrictBandwidth > 0) {
-            if (offer.jingle.contents.length >= 2 && offer.jingle.contents[1].name === 'video') {
-                var content = offer.jingle.contents[1];
-                var hasBw = content.description && content.description.bandwidth;
-                if (!hasBw) {
-                    offer.jingle.contents[1].description.bandwidth = { type: 'AS', bandwidth: self.restrictBandwidth.toString() };
-                    offer.sdp = SJJ.toSessionSDP(offer.jingle, {
-                        sid: self.config.sdpSessionID,
-                        role: self._role(),
-                        direction: 'outgoing'
-                    });
-                }
-            }
-        }
-        offer.sdp = SJJ.toSessionSDP(offer.jingle, {
-            sid: self.config.sdpSessionID,
-            role: self._role(),
-            direction: 'incoming'
-        });
-        self.remoteDescription = offer.jingle;
-    }
-    offer.sdp.split('\r\n').forEach(function (line) {
-        if (line.indexOf('a=candidate:') === 0) {
-            self._checkRemoteCandidate(line);
-        }
-    });
-    self.pc.setRemoteDescription(new RTCSessionDescription(offer),
-        function () {
-            cb();
-        },
-        cb
-    );
-};
-
-// Answer an offer with audio only
-PeerConnection.prototype.answerAudioOnly = function (cb) {
-    var mediaConstraints = {
-            mandatory: {
-                OfferToReceiveAudio: true,
-                OfferToReceiveVideo: false
-            }
-        };
-    this._answer(mediaConstraints, cb);
-};
-
-// Answer an offer without offering to recieve
-PeerConnection.prototype.answerBroadcastOnly = function (cb) {
-    var mediaConstraints = {
-            mandatory: {
-                OfferToReceiveAudio: false,
-                OfferToReceiveVideo: false
-            }
-        };
-    this._answer(mediaConstraints, cb);
-};
-
-// Answer an offer with given constraints default is audio/video
-PeerConnection.prototype.answer = function (constraints, cb) {
-    var hasConstraints = arguments.length === 2;
-    var callback = hasConstraints ? cb : constraints;
-    var mediaConstraints = hasConstraints && constraints ? constraints : {
-            mandatory: {
-                OfferToReceiveAudio: true,
-                OfferToReceiveVideo: true
-            }
-        };
-
-    this._answer(mediaConstraints, callback);
-};
-
-// Process an answer
-PeerConnection.prototype.handleAnswer = function (answer, cb) {
-    cb = cb || function () {};
-    var self = this;
-    if (answer.jingle) {
-        answer.sdp = SJJ.toSessionSDP(answer.jingle, {
-            sid: self.config.sdpSessionID,
-            role: self._role(),
-            direction: 'incoming'
-        });
-        self.remoteDescription = answer.jingle;
-    }
-    answer.sdp.split('\r\n').forEach(function (line) {
-        if (line.indexOf('a=candidate:') === 0) {
-            self._checkRemoteCandidate(line);
-        }
-    });
-    self.pc.setRemoteDescription(
-        new RTCSessionDescription(answer),
-        function () {
-            if (self.wtFirefox) {
-                window.setTimeout(function () {
-                    self.firefoxcandidatebuffer.forEach(function (candidate) {
-                        // add candidates later
-                        self.pc.addIceCandidate(
-                            new RTCIceCandidate(candidate),
-                            function () { },
-                            function (err) {
-                                self.emit('error', err);
-                            }
-                        );
-                        self._checkRemoteCandidate(candidate.candidate);
-                    });
-                    self.firefoxcandidatebuffer = null;
-                }, self.wtFirefox);
-            }
-            cb(null);
-        },
-        cb
-    );
-};
-
-// Close the peer connection
-PeerConnection.prototype.close = function () {
-    this.pc.close();
-
-    this._localDataChannels = [];
-    this._remoteDataChannels = [];
-
-    this.emit('close');
-};
-
-// Internal code sharing for various types of answer methods
-PeerConnection.prototype._answer = function (constraints, cb) {
-    cb = cb || function () {};
-    var self = this;
-    if (!this.pc.remoteDescription) {
-        // the old API is used, call handleOffer
-        throw new Error('remoteDescription not set');
-    }
-
-    if (this.pc.signalingState === 'closed') return cb('Already closed');
-
-    self.pc.createAnswer(
-        function (answer) {
-            var sim = [];
-            if (self.enableChromeNativeSimulcast) {
-                // native simulcast part 1: add another SSRC
-                answer.jingle = SJJ.toSessionJSON(answer.sdp, {
-                    role: self._role(),
-                    direction: 'outgoing'
-                });
-                if (answer.jingle.contents.length >= 2 && answer.jingle.contents[1].name === 'video') {
-                    var groups = answer.jingle.contents[1].description.sourceGroups || [];
-                    var hasSim = false;
-                    groups.forEach(function (group) {
-                        if (group.semantics == 'SIM') hasSim = true;
-                    });
-                    if (!hasSim &&
-                        answer.jingle.contents[1].description.sources.length) {
-                        var newssrc = JSON.parse(JSON.stringify(answer.jingle.contents[1].description.sources[0]));
-                        newssrc.ssrc = '' + Math.floor(Math.random() * 0xffffffff); // FIXME: look for conflicts
-                        answer.jingle.contents[1].description.sources.push(newssrc);
-
-                        sim.push(answer.jingle.contents[1].description.sources[0].ssrc);
-                        sim.push(newssrc.ssrc);
-                        groups.push({
-                            semantics: 'SIM',
-                            sources: sim
-                        });
-
-                        // also create an RTX one for the SIM one
-                        var rtxssrc = JSON.parse(JSON.stringify(newssrc));
-                        rtxssrc.ssrc = '' + Math.floor(Math.random() * 0xffffffff); // FIXME: look for conflicts
-                        answer.jingle.contents[1].description.sources.push(rtxssrc);
-                        groups.push({
-                            semantics: 'FID',
-                            sources: [newssrc.ssrc, rtxssrc.ssrc]
-                        });
-
-                        answer.jingle.contents[1].description.sourceGroups = groups;
-                        answer.sdp = SJJ.toSessionSDP(answer.jingle, {
-                            sid: self.config.sdpSessionID,
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                    }
-                }
-            }
-            var expandedAnswer = {
-                type: 'answer',
-                sdp: answer.sdp
-            };
-            if (self.assumeSetLocalSuccess) {
-                // not safe to do when doing simulcast mangling
-                self.emit('answer', expandedAnswer);
-                cb(null, expandedAnswer);
-            }
-            self._candidateBuffer = [];
-            self.pc.setLocalDescription(answer,
-                function () {
-                    if (self.config.useJingle) {
-                        var jingle = SJJ.toSessionJSON(answer.sdp, {
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                        jingle.sid = self.config.sid;
-                        self.localDescription = jingle;
-                        expandedAnswer.jingle = jingle;
-                    }
-                    if (self.enableChromeNativeSimulcast) {
-                        // native simulcast part 2:
-                        // signal multiple tracks to the receiver
-                        // for anything in the SIM group
-                        if (!expandedAnswer.jingle) {
-                            expandedAnswer.jingle = SJJ.toSessionJSON(answer.sdp, {
-                                role: self._role(),
-                                direction: 'outgoing'
-                            });
-                        }
-                        expandedAnswer.jingle.contents[1].description.sources.forEach(function (source, idx) {
-                            // the floor idx/2 is a hack that relies on a particular order
-                            // of groups, alternating between sim and rtx
-                            source.parameters = source.parameters.map(function (parameter) {
-                                if (parameter.key === 'msid') {
-                                    parameter.value += '-' + Math.floor(idx / 2);
-                                }
-                                return parameter;
-                            });
-                        });
-                        expandedAnswer.sdp = SJJ.toSessionSDP(expandedAnswer.jingle, {
-                            sid: self.sdpSessionID,
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                    }
-                    expandedAnswer.sdp.split('\r\n').forEach(function (line) {
-                        if (line.indexOf('a=candidate:') === 0) {
-                            self._checkLocalCandidate(line);
-                        }
-                    });
-                    if (!self.assumeSetLocalSuccess) {
-                        self.emit('answer', expandedAnswer);
-                        cb(null, expandedAnswer);
-                    }
-                },
-                function (err) {
-                    self.emit('error', err);
-                    cb(err);
-                }
-            );
-        },
-        function (err) {
-            self.emit('error', err);
-            cb(err);
-        },
-        constraints
-    );
-};
-
-// Internal method for emitting ice candidates on our peer object
-PeerConnection.prototype._onIce = function (event) {
-    var self = this;
-    if (event.candidate) {
-        if (this.dontSignalCandidates) return;
-        var ice = event.candidate;
-
-        var expandedCandidate = {
-            candidate: {
-                candidate: ice.candidate,
-                sdpMid: ice.sdpMid,
-                sdpMLineIndex: ice.sdpMLineIndex
-            }
-        };
-        this._checkLocalCandidate(ice.candidate);
-
-        var cand = SJJ.toCandidateJSON(ice.candidate);
-
-        var already;
-        var idx;
-        if (this.eliminateDuplicateCandidates && cand.type === 'relay') {
-            // drop candidates with same foundation, component
-            // take local type pref into account so we don't ignore udp
-            // ones when we know about a TCP one. unlikely but...
-            already = this._candidateBuffer.filter(
-                function (c) {
-                    return c.type === 'relay';
-                }).map(function (c) {
-                    return c.foundation + ':' + c.component;
-                }
-            );
-            idx = already.indexOf(cand.foundation + ':' + cand.component);
-            // remember: local type pref of udp is 0, tcp 1, tls 2
-            if (idx > -1 && ((cand.priority >> 24) >= (already[idx].priority >> 24))) {
-                // drop it, same foundation with higher (worse) type pref
-                return;
-            }
-        }
-        if (this.config.bundlePolicy === 'max-bundle') {
-            // drop candidates which are duplicate for audio/video/data
-            // duplicate means same host/port but different sdpMid
-            already = this._candidateBuffer.filter(
-                function (c) {
-                    return cand.type === c.type;
-                }).map(function (cand) {
-                    return cand.address + ':' + cand.port;
-                }
-            );
-            idx = already.indexOf(cand.address + ':' + cand.port);
-            if (idx > -1) return;
-        }
-        // also drop rtcp candidates since we know the peer supports RTCP-MUX
-        // this is a workaround until browsers implement this natively
-        if (this.config.rtcpMuxPolicy === 'require' && cand.component === '2') {
-            return;
-        }
-        this._candidateBuffer.push(cand);
-
-        if (self.config.useJingle) {
-            if (!ice.sdpMid) { // firefox doesn't set this
-                if (self.pc.remoteDescription && self.pc.remoteDescription.type === 'offer') {
-                    // preserve name from remote
-                    ice.sdpMid = self.remoteDescription.contents[ice.sdpMLineIndex].name;
-                } else {
-                    ice.sdpMid = self.localDescription.contents[ice.sdpMLineIndex].name;
-                }
-            }
-            if (!self.config.ice[ice.sdpMid]) {
-                var jingle = SJJ.toSessionJSON(self.pc.localDescription.sdp, {
-                    role: self._role(),
-                    direction: 'outgoing'
-                });
-                each(jingle.contents, function (content) {
-                    var transport = content.transport || {};
-                    if (transport.ufrag) {
-                        self.config.ice[content.name] = {
-                            ufrag: transport.ufrag,
-                            pwd: transport.pwd
-                        };
-                    }
-                });
-            }
-            expandedCandidate.jingle = {
-                contents: [{
-                    name: ice.sdpMid,
-                    creator: self._role(),
-                    transport: {
-                        transType: 'iceUdp',
-                        ufrag: self.config.ice[ice.sdpMid].ufrag,
-                        pwd: self.config.ice[ice.sdpMid].pwd,
-                        candidates: [
-                            cand
-                        ]
-                    }
-                }]
-            };
-            if (self.batchIceCandidates > 0) {
-                if (self.batchedIceCandidates.length === 0) {
-                    window.setTimeout(function () {
-                        var contents = {};
-                        self.batchedIceCandidates.forEach(function (content) {
-                            content = content.contents[0];
-                            if (!contents[content.name]) contents[content.name] = content;
-                            contents[content.name].transport.candidates.push(content.transport.candidates[0]);
-                        });
-                        var newCand = {
-                            jingle: {
-                                contents: []
-                            }
-                        };
-                        Object.keys(contents).forEach(function (name) {
-                            newCand.jingle.contents.push(contents[name]);
-                        });
-                        self.batchedIceCandidates = [];
-                        self.emit('ice', newCand);
-                    }, self.batchIceCandidates);
-                }
-                self.batchedIceCandidates.push(expandedCandidate.jingle);
-                return;
-            }
-
-        }
-        this.emit('ice', expandedCandidate);
-    } else {
-        this.emit('endOfCandidates');
-    }
-};
-
-// Internal method for processing a new data channel being added by the
-// other peer.
-PeerConnection.prototype._onDataChannel = function (event) {
-    // make sure we keep a reference so this doesn't get garbage collected
-    var channel = event.channel;
-    this._remoteDataChannels.push(channel);
-
-    this.emit('addChannel', channel);
-};
-
-// Create a data channel spec reference:
-// http://dev.w3.org/2011/webrtc/editor/webrtc.html#idl-def-RTCDataChannelInit
-PeerConnection.prototype.createDataChannel = function (name, opts) {
-    var channel = this.pc.createDataChannel(name, opts);
-
-    // make sure we keep a reference so this doesn't get garbage collected
-    this._localDataChannels.push(channel);
-
-    return channel;
-};
-
-// a wrapper around getStats which hides the differences (where possible)
-// TODO: remove in favor of adapter.js shim
-PeerConnection.prototype.getStats = function (cb) {
-    if (adapter.webrtcDetectedBrowser === 'firefox') {
-        this.pc.getStats(
-            function (res) {
-                var items = [];
-                for (var result in res) {
-                    if (typeof res[result] === 'object') {
-                        items.push(res[result]);
-                    }
-                }
-                cb(null, items);
-            },
-            cb
-        );
-    } else {
-        this.pc.getStats(function (res) {
-            var items = [];
-            res.result().forEach(function (result) {
-                var item = {};
-                result.names().forEach(function (name) {
-                    item[name] = result.stat(name);
-                });
-                item.id = result.id;
-                item.type = result.type;
-                item.timestamp = result.timestamp;
-                items.push(item);
-            });
-            cb(null, items);
-        });
-    }
-};
-
-module.exports = PeerConnection;
-
-},{"lodash.foreach":48,"lodash.pluck":56,"sdp-jingle-json":71,"traceablepeerconnection":76,"util":24,"webrtc-adapter-test":77,"wildemitter":116}],79:[function(require,module,exports){
-var util = require('util');
-var extend = require('extend-object');
-var BaseSession = require('jingle-session');
-var RTCPeerConnection = require('rtcpeerconnection');
-
-
-function filterContentSources(content, stream) {
-    delete content.transport;
-    delete content.description.payloads;
-    if (content.description.sources) {
-        content.description.sources = content.description.sources.filter(function (source) {
-            return stream.id === source.parameters[1].value.split(' ')[0];
-        });
-    }
-}
-
-function filterUnusedLabels(content) {
-    // Remove mslabel and label ssrc-specific attributes
-    var sources = content.description.sources || [];
-    sources.forEach(function (source) {
-        source.parameters = source.parameters.filter(function (parameter) {
-            return !(parameter.key === 'mslabel' || parameter.key === 'label');
-        });
-    });
-}
-
-
-function MediaSession(opts) {
-    BaseSession.call(this, opts);
-
-    this.pc = new RTCPeerConnection({
-        iceServers: opts.iceServers || [],
-        useJingle: true
-    }, opts.constraints || {});
-
-    this.pc.on('ice', this.onIceCandidate.bind(this));
-    this.pc.on('iceConnectionStateChange', this.onIceStateChange.bind(this));
-    this.pc.on('addStream', this.onAddStream.bind(this));
-    this.pc.on('removeStream', this.onRemoveStream.bind(this));
-
-    if (opts.stream) {
-        this.addStream(opts.stream);
-    }
-
-    this._ringing = false;
-}
-
-
-util.inherits(MediaSession, BaseSession);
-
-
-Object.defineProperties(MediaSession.prototype, {
-    ringing: {
-        get: function () {
-            return this._ringing;
-        },
-        set: function (value) {
-            if (value !== this._ringing) {
-                this._ringing = value;
-                this.emit('change:ringing', value);
-            }
-        }
-    },
-    streams: {
-        get: function () {
-            if (this.pc.signalingState !== 'closed') {
-                return this.pc.getRemoteStreams();
-            }
-            return [];
-        }
-    }
-});
-
-
-MediaSession.prototype = extend(MediaSession.prototype, {
-
-    // ----------------------------------------------------------------
-    // Session control methods
-    // ----------------------------------------------------------------
-
-    start: function (constraints, next) {
-        var self = this;
-        this.state = 'pending';
-
-        next = next || function () {};
-
-        this.pc.isInitiator = true;
-        this.pc.offer(constraints, function (err, offer) {
-            if (err) {
-                self._log('error', 'Could not create WebRTC offer', err);
-                return self.end('failed-application', true);
-            }
-
-            // a workaround for missing a=sendonly
-            // https://code.google.com/p/webrtc/issues/detail?id=1553
-            if (constraints && constraints.mandatory) {
-                offer.jingle.contents.forEach(function (content) {
-                    var mediaType = content.description.media;
-
-                    if (!content.description || content.description.descType !== 'rtp') {
-                        return;
-                    }
-
-                    if (!constraints.mandatory.OfferToReceiveAudio && mediaType === 'audio') {
-                        content.senders = 'initiator';
-                    }
-
-                    if (!constraints.mandatory.OfferToReceiveVideo && mediaType === 'video') {
-                        content.senders = 'initiator';
-                    }
-                });
-            }
-
-            offer.jingle.contents.forEach(filterUnusedLabels);
-
-            self.send('session-initiate', offer.jingle);
-
-            next();
-        });
-    },
-
-    accept: function (next) {
-        var self = this;
-
-        next = next || function () {};
-
-        this._log('info', 'Accepted incoming session');
-
-        this.state = 'active';
-
-        this.pc.answer(function (err, answer) {
-            if (err) {
-                self._log('error', 'Could not create WebRTC answer', err);
-                return self.end('failed-application');
-            }
-
-            answer.jingle.contents.forEach(filterUnusedLabels);
-
-            self.send('session-accept', answer.jingle);
-
-            next();
-        });
-    },
-
-    end: function (reason, silent) {
-        var self = this;
-        this.streams.forEach(function (stream) {
-            self.onRemoveStream({stream: stream});
-        });
-        this.pc.close();
-        BaseSession.prototype.end.call(this, reason, silent);
-    },
-
-    ring: function () {
-        this._log('info', 'Ringing on incoming session');
-        this.ringing = true;
-        this.send('session-info', {ringing: true});
-    },
-
-    mute: function (creator, name) {
-        this._log('info', 'Muting', name);
-
-        this.send('session-info', {
-            mute: {
-                creator: creator,
-                name: name
-            }
-        });
-    },
-
-    unmute: function (creator, name) {
-        this._log('info', 'Unmuting', name);
-        this.send('session-info', {
-            unmute: {
-                creator: creator,
-                name: name
-            }
-        });
-    },
-
-    hold: function () {
-        this._log('info', 'Placing on hold');
-        this.send('session-info', {hold: true});
-    },
-
-    resume: function () {
-        this._log('info', 'Resuming from hold');
-        this.send('session-info', {active: true});
-    },
-
-    // ----------------------------------------------------------------
-    // Stream control methods
-    // ----------------------------------------------------------------
-
-    addStream: function (stream, renegotiate, cb) {
-        var self = this;
-
-        cb = cb || function () {};
-
-        this.pc.addStream(stream);
-
-        if (!renegotiate) {
-            return;
-        }
-
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: this.pc.remoteDescription
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not create offer for adding new stream');
-                return cb(err);
-            }
-            self.pc.answer(function (err, answer) {
-                if (err) {
-                    self._log('error', 'Could not create answer for adding new stream');
-                    return cb(err);
-                }
-                answer.jingle.contents.forEach(function (content) {
-                    filterContentSources(content, stream);
-                });
-
-                self.send('source-add', answer.jingle);
-                cb();
-            });
-        });
-    },
-
-    addStream2: function (stream, cb) {
-        this.addStream(stream, true, cb);
-    },
-
-    removeStream: function (stream, renegotiate, cb) {
-        var self = this;
-
-        cb = cb || function () {};
-
-        if (!renegotiate) {
-            this.pc.removeStream(stream);
-            return;
-        }
-
-        var desc = this.pc.localDescription;
-        desc.contents.forEach(function (content) {
-            filterContentSources(content, stream);
-        });
-
-        this.send('source-remove', desc);
-        this.pc.removeStream(stream);
-
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: this.pc.remoteDescription
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not process offer for removing stream');
-                return cb(err);
-            }
-            self.pc.answer(function (err) {
-                if (err) {
-                    self._log('error', 'Could not process answer for removing stream');
-                    return cb(err);
-                }
-                cb();
-            });
-        });
-    },
-
-    removeStream2: function (stream, cb) {
-        this.removeStream(stream, true, cb);
-    },
-
-    switchStream: function (oldStream, newStream, cb) {
-        var self = this;
-
-        cb = cb || function () {};
-
-        var desc = this.pc.localDescription;
-        desc.contents.forEach(function (content) {
-            delete content.transport;
-            delete content.description.payloads;
-        });
-
-        this.pc.removeStream(oldStream);
-        this.send('source-remove', desc);
-
-        var audioTracks = oldStream.getAudioTracks();
-        if (audioTracks.length) {
-            newStream.addTrack(audioTracks[0]);
-        }
-
-        this.pc.addStream(newStream);
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: this.pc.remoteDescription
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not process offer for switching streams');
-                return cb(err);
-            }
-            self.pc.answer(function (err, answer) {
-                if (err) {
-                    self._log('error', 'Could not process answer for switching streams');
-                    return cb(err);
-                }
-                answer.jingle.contents.forEach(function (content) {
-                    delete content.transport;
-                    delete content.description.payloads;
-                });
-                self.send('source-add', answer.jingle);
-                cb();
-            });
-        });
-    },
-
-    // ----------------------------------------------------------------
-    // ICE action handers
-    // ----------------------------------------------------------------
-
-    onIceCandidate: function (candidate) {
-        this._log('info', 'Discovered new ICE candidate', candidate.jingle);
-        this.send('transport-info', candidate.jingle);
-    },
-
-    onIceStateChange: function () {
-        switch (this.pc.iceConnectionState) {
-            case 'checking':
-                this.connectionState = 'connecting';
-                break;
-            case 'completed':
-            case 'connected':
-                this.connectionState = 'connected';
-                break;
-            case 'disconnected':
-                if (this.pc.signalingState === 'stable') {
-                    this.connectionState = 'interrupted';
-                } else {
-                    this.connectionState = 'disconnected';
-                }
-                break;
-            case 'failed':
-                this.connectionState = 'failed';
-                this.end('failed-transport');
-                break;
-            case 'closed':
-                this.connectionState = 'disconnected';
-                break;
-        }
-    },
-
-    // ----------------------------------------------------------------
-    // Stream event handlers
-    // ----------------------------------------------------------------
-
-    onAddStream: function (event) {
-        this._log('info', 'Stream added');
-        this.emit('peerStreamAdded', this, event.stream);
-    },
-
-    onRemoveStream: function (event) {
-        this._log('info', 'Stream removed');
-        this.emit('peerStreamRemoved', this, event.stream);
-    },
-
-    // ----------------------------------------------------------------
-    // Jingle action handers
-    // ----------------------------------------------------------------
-
-    onSessionInitiate: function (changes, cb) {
-        var self = this;
-
-        this._log('info', 'Initiating incoming session');
-
-        this.state = 'pending';
-
-        this.pc.isInitiator = false;
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: changes
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not create WebRTC answer');
-                return cb({condition: 'general-error'});
-            }
-            cb();
-        });
-    },
-
-    onSessionAccept: function (changes, cb) {
-        var self = this;
-
-        this.state = 'active';
-        this.pc.handleAnswer({
-            type: 'answer',
-            jingle: changes
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not process WebRTC answer');
-                return cb({condition: 'general-error'});
-            }
-            self.emit('accepted', self);
-            cb();
-        });
-    },
-
-    onSessionTerminate: function (changes, cb) {
-        var self = this;
-
-        this._log('info', 'Terminating session');
-        this.streams.forEach(function (stream) {
-            self.onRemoveStream({stream: stream});
-        });
-        this.pc.close();
-        BaseSession.prototype.end.call(this, changes.reason, true);
-
-        cb();
-    },
-
-    onSessionInfo: function (info, cb) {
-        if (info.ringing) {
-            this._log('info', 'Outgoing session is ringing');
-            this.ringing = true;
-            this.emit('ringing', this);
-            return cb();
-        }
-
-        if (info.hold) {
-            this._log('info', 'On hold');
-            this.emit('hold', this);
-            return cb();
-        }
-
-        if (info.active) {
-            this._log('info', 'Resuming from hold');
-            this.emit('resumed', this);
-            return cb();
-        }
-
-        if (info.mute) {
-            this._log('info', 'Muting', info.mute);
-            this.emit('mute', this, info.mute);
-            return cb();
-        }
-
-        if (info.unmute) {
-            this._log('info', 'Unmuting', info.unmute);
-            this.emit('unmute', this, info.unmute);
-            return cb();
-        }
-
-        cb();
-    },
-
-    onTransportInfo: function (changes, cb) {
-        this.pc.processIce(changes, function () {
-            cb();
-        });
-    },
-
-    onSourceAdd: function (changes, cb) {
-        var self = this;
-        this._log('info', 'Adding new stream source');
-
-        var newDesc = this.pc.remoteDescription;
-        this.pc.remoteDescription.contents.forEach(function (content, idx) {
-            var desc = content.description;
-            var ssrcs = desc.sources || [];
-            var groups = desc.sourceGroups || [];
-
-            changes.contents.forEach(function (newContent) {
-                if (content.name !== newContent.name) {
-                    return;
-                }
-
-                var newContentDesc = newContent.description;
-                var newSSRCs = newContentDesc.sources || [];
-
-                ssrcs = ssrcs.concat(newSSRCs);
-                newDesc.contents[idx].description.sources = JSON.parse(JSON.stringify(ssrcs));
-
-                var newGroups = newContentDesc.sourceGroups || [];
-                groups = groups.concat(newGroups);
-                newDesc.contents[idx].description.sourceGroups = JSON.parse(JSON.stringify(groups));
-            });
-        });
-
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: newDesc
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Error adding new stream source');
-                return cb({
-                    condition: 'general-error'
-                });
-            }
-
-            self.pc.answer(function (err) {
-                if (err) {
-                    self._log('error', 'Error adding new stream source');
-                    return cb({
-                        condition: 'general-error'
-                    });
-                }
-                cb();
-            });
-        });
-    },
-
-    onSourceRemove: function (changes, cb) {
-        var self = this;
-        this._log('info', 'Removing stream source');
-
-        var newDesc = this.pc.remoteDescription;
-        this.pc.remoteDescription.contents.forEach(function (content, idx) {
-            var desc = content.description;
-            var ssrcs = desc.sources || [];
-            var groups = desc.sourceGroups || [];
-
-            changes.contents.forEach(function (newContent) {
-                if (content.name !== newContent.name) {
-                    return;
-                }
-
-                var newContentDesc = newContent.description;
-                var newSSRCs = newContentDesc.sources || [];
-                var newGroups = newContentDesc.sourceGroups || [];
-
-                var found, i, j, k;
-
-
-                for (i = 0; i < newSSRCs.length; i++) {
-                    found = -1;
-                    for (j = 0; j < ssrcs.length; j++) {
-                        if (newSSRCs[i].ssrc === ssrcs[j].ssrc) {
-                            found = j;
-                            break;
-                        }
-                    }
-                    if (found > -1) {
-                        ssrcs.splice(found, 1);
-                        newDesc.contents[idx].description.sources = JSON.parse(JSON.stringify(ssrcs));
-                    }
-                }
-
-                // Remove ssrc-groups that are no longer needed
-                for (i = 0; i < newGroups.length; i++) {
-                    found = -1;
-                    for (j = 0; i < groups.length; j++) {
-                        if (newGroups[i].semantics === groups[j].semantics &&
-                            newGroups[i].sources.length === groups[j].sources.length) {
-                            var same = true;
-                            for (k = 0; k < newGroups[i].sources.length; k++) {
-                                if (newGroups[i].sources[k] !== groups[j].sources[k]) {
-                                    same = false;
-                                    break;
-                                }
-                            }
-                            if (same) {
-                                found = j;
-                                break;
-                            }
-                        }
-                    }
-                    if (found > -1) {
-                        groups.splice(found, 1);
-                        newDesc.contents[idx].description.sourceGroups = JSON.parse(JSON.stringify(groups));
-                    }
-                }
-            });
-        });
-
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: newDesc
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Error removing stream source');
-                return cb({
-                    condition: 'general-error'
-                });
-            }
-            self.pc.answer(function (err) {
-                if (err) {
-                    self._log('error', 'Error removing stream source');
-                    return cb({
-                        condition: 'general-error'
-                    });
-                }
-                cb();
-            });
-        });
-    }
-});
-
-
-module.exports = MediaSession;
-
-},{"extend-object":26,"jingle-session":111,"rtcpeerconnection":110,"util":24}],80:[function(require,module,exports){
-arguments[4][48][0].apply(exports,arguments)
-},{"dup":48,"lodash._arrayeach":81,"lodash._baseeach":82,"lodash._bindcallback":86,"lodash.isarray":87}],81:[function(require,module,exports){
-arguments[4][49][0].apply(exports,arguments)
-},{"dup":49}],82:[function(require,module,exports){
-arguments[4][50][0].apply(exports,arguments)
-},{"dup":50,"lodash.keys":83}],83:[function(require,module,exports){
-arguments[4][51][0].apply(exports,arguments)
-},{"dup":51,"lodash._getnative":84,"lodash.isarguments":85,"lodash.isarray":87}],84:[function(require,module,exports){
-arguments[4][52][0].apply(exports,arguments)
-},{"dup":52}],85:[function(require,module,exports){
-arguments[4][53][0].apply(exports,arguments)
-},{"dup":53}],86:[function(require,module,exports){
-arguments[4][54][0].apply(exports,arguments)
-},{"dup":54}],87:[function(require,module,exports){
-arguments[4][55][0].apply(exports,arguments)
-},{"dup":55}],88:[function(require,module,exports){
-arguments[4][56][0].apply(exports,arguments)
-},{"dup":56,"lodash._baseget":89,"lodash._topath":90,"lodash.isarray":91,"lodash.map":92}],89:[function(require,module,exports){
-arguments[4][57][0].apply(exports,arguments)
-},{"dup":57}],90:[function(require,module,exports){
-arguments[4][58][0].apply(exports,arguments)
-},{"dup":58,"lodash.isarray":91}],91:[function(require,module,exports){
-arguments[4][55][0].apply(exports,arguments)
-},{"dup":55}],92:[function(require,module,exports){
-arguments[4][60][0].apply(exports,arguments)
-},{"dup":60,"lodash._arraymap":93,"lodash._basecallback":94,"lodash._baseeach":99,"lodash.isarray":91}],93:[function(require,module,exports){
-arguments[4][61][0].apply(exports,arguments)
-},{"dup":61}],94:[function(require,module,exports){
-arguments[4][62][0].apply(exports,arguments)
-},{"dup":62,"lodash._baseisequal":95,"lodash._bindcallback":97,"lodash.isarray":91,"lodash.pairs":98}],95:[function(require,module,exports){
-arguments[4][63][0].apply(exports,arguments)
-},{"dup":63,"lodash.isarray":91,"lodash.istypedarray":96,"lodash.keys":100}],96:[function(require,module,exports){
-arguments[4][64][0].apply(exports,arguments)
-},{"dup":64}],97:[function(require,module,exports){
-arguments[4][54][0].apply(exports,arguments)
-},{"dup":54}],98:[function(require,module,exports){
-arguments[4][66][0].apply(exports,arguments)
-},{"dup":66,"lodash.keys":100}],99:[function(require,module,exports){
-arguments[4][50][0].apply(exports,arguments)
-},{"dup":50,"lodash.keys":100}],100:[function(require,module,exports){
-arguments[4][51][0].apply(exports,arguments)
-},{"dup":51,"lodash._getnative":101,"lodash.isarguments":102,"lodash.isarray":91}],101:[function(require,module,exports){
-arguments[4][52][0].apply(exports,arguments)
-},{"dup":52}],102:[function(require,module,exports){
-arguments[4][53][0].apply(exports,arguments)
-},{"dup":53}],103:[function(require,module,exports){
-arguments[4][71][0].apply(exports,arguments)
-},{"./lib/tojson":106,"./lib/tosdp":107,"dup":71}],104:[function(require,module,exports){
-arguments[4][72][0].apply(exports,arguments)
-},{"dup":72}],105:[function(require,module,exports){
-arguments[4][73][0].apply(exports,arguments)
-},{"dup":73}],106:[function(require,module,exports){
-arguments[4][74][0].apply(exports,arguments)
-},{"./parsers":104,"./senders":105,"dup":74}],107:[function(require,module,exports){
-arguments[4][75][0].apply(exports,arguments)
-},{"./senders":105,"dup":75}],108:[function(require,module,exports){
-arguments[4][76][0].apply(exports,arguments)
-},{"dup":76,"util":24,"webrtc-adapter-test":109,"wildemitter":116}],109:[function(require,module,exports){
-arguments[4][77][0].apply(exports,arguments)
-},{"dup":77}],110:[function(require,module,exports){
-var util = require('util');
-var each = require('lodash.foreach');
-var pluck = require('lodash.pluck');
-var webrtc = require('webrtcsupport');
-var SJJ = require('sdp-jingle-json');
-var WildEmitter = require('wildemitter');
-var peerconn = require('traceablepeerconnection');
-
-
-function PeerConnection(config, constraints) {
-    var self = this;
-    var item;
-    WildEmitter.call(this);
-
-    config = config || {};
-    config.iceServers = config.iceServers || [];
-
-    // make sure this only gets enabled in Google Chrome
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.enableChromeNativeSimulcast = false;
-    if (constraints && constraints.optional &&
-            webrtc.prefix === 'webkit' &&
-            navigator.appVersion.match(/Chromium\//) === null) {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.enableChromeNativeSimulcast) {
-                self.enableChromeNativeSimulcast = true;
-            }
-        });
-    }
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.enableMultiStreamHacks = false;
-    if (constraints && constraints.optional &&
-            webrtc.prefix === 'webkit') {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.enableMultiStreamHacks) {
-                self.enableMultiStreamHacks = true;
-            }
-        });
-    }
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.restrictBandwidth = 0;
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.andyetRestrictBandwidth) {
-                self.restrictBandwidth = constraint.andyetRestrictBandwidth;
-            }
-        });
-    }
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // bundle up ice candidates, only works for jingle mode
-    // number > 0 is the delay to wait for additional candidates
-    // ~20ms seems good
-    this.batchIceCandidates = 0;
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.andyetBatchIce) {
-                self.batchIceCandidates = constraint.andyetBatchIce;
-            }
-        });
-    }
-    this.batchedIceCandidates = [];
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // this attemps to strip out candidates with an already known foundation
-    // and type -- i.e. those which are gathered via the same TURN server
-    // but different transports (TURN udp, tcp and tls respectively)
-    if (constraints && constraints.optional && webrtc.prefix === 'webkit') {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.andyetFasterICE) {
-                self.eliminateDuplicateCandidates = constraint.andyetFasterICE;
-            }
-        });
-    }
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // when using a server such as the jitsi videobridge we don't need to signal
-    // our candidates
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.andyetDontSignalCandidates) {
-                self.dontSignalCandidates = constraint.andyetDontSignalCandidates;
-            }
-        });
-    }
-
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.assumeSetLocalSuccess = false;
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.andyetAssumeSetLocalSuccess) {
-                self.assumeSetLocalSuccess = constraint.andyetAssumeSetLocalSuccess;
-            }
-        });
-    }
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // working around https://bugzilla.mozilla.org/show_bug.cgi?id=1087551
-    // pass in a timeout for this
-    if (webrtc.prefix === 'moz') {
-        if (constraints && constraints.optional) {
-            this.wtFirefox = 0;
-            constraints.optional.forEach(function (constraint, idx) {
-                if (constraint.andyetFirefoxMakesMeSad) {
-                    self.wtFirefox = constraint.andyetFirefoxMakesMeSad;
-                    if (self.wtFirefox > 0) {
-                        self.firefoxcandidatebuffer = [];
-                    }
-                }
-            });
-        }
-    }
-
-
-    this.pc = new peerconn(config, constraints);
-
-    this.getLocalStreams = this.pc.getLocalStreams.bind(this.pc);
-    this.getRemoteStreams = this.pc.getRemoteStreams.bind(this.pc);
-    this.addStream = this.pc.addStream.bind(this.pc);
-    this.removeStream = this.pc.removeStream.bind(this.pc);
-
-    // proxy events
-    this.pc.on('*', function () {
-        self.emit.apply(self, arguments);
-    });
-
-    // proxy some events directly
-    this.pc.onremovestream = this.emit.bind(this, 'removeStream');
-    this.pc.onaddstream = this.emit.bind(this, 'addStream');
-    this.pc.onnegotiationneeded = this.emit.bind(this, 'negotiationNeeded');
-    this.pc.oniceconnectionstatechange = this.emit.bind(this, 'iceConnectionStateChange');
-    this.pc.onsignalingstatechange = this.emit.bind(this, 'signalingStateChange');
-
-    // handle ice candidate and data channel events
-    this.pc.onicecandidate = this._onIce.bind(this);
-    this.pc.ondatachannel = this._onDataChannel.bind(this);
-
-    this.localDescription = {
-        contents: []
-    };
-    this.remoteDescription = {
-        contents: []
-    };
-
-    this.config = {
-        debug: false,
-        ice: {},
-        sid: '',
-        isInitiator: true,
-        sdpSessionID: Date.now(),
-        useJingle: false
-    };
-
-    // apply our config
-    for (item in config) {
-        this.config[item] = config[item];
-    }
-
-    if (this.config.debug) {
-        this.on('*', function (eventName, event) {
-            var logger = config.logger || console;
-            logger.log('PeerConnection event:', arguments);
-        });
-    }
-    this.hadLocalStunCandidate = false;
-    this.hadRemoteStunCandidate = false;
-    this.hadLocalRelayCandidate = false;
-    this.hadRemoteRelayCandidate = false;
-
-    this.hadLocalIPv6Candidate = false;
-    this.hadRemoteIPv6Candidate = false;
-
-    // keeping references for all our data channels
-    // so they dont get garbage collected
-    // can be removed once the following bugs have been fixed
-    // https://crbug.com/405545
-    // https://bugzilla.mozilla.org/show_bug.cgi?id=964092
-    // to be filed for opera
-    this._remoteDataChannels = [];
-    this._localDataChannels = [];
-
-    this._candidateBuffer = [];
-}
-
-util.inherits(PeerConnection, WildEmitter);
-
-Object.defineProperty(PeerConnection.prototype, 'signalingState', {
-    get: function () {
-        return this.pc.signalingState;
-    }
-});
-Object.defineProperty(PeerConnection.prototype, 'iceConnectionState', {
-    get: function () {
-        return this.pc.iceConnectionState;
-    }
-});
-
-PeerConnection.prototype._role = function () {
-    return this.isInitiator ? 'initiator' : 'responder';
-};
-
-// Add a stream to the peer connection object
-PeerConnection.prototype.addStream = function (stream) {
-    this.localStream = stream;
-    this.pc.addStream(stream);
-};
-
-// helper function to check if a remote candidate is a stun/relay
-// candidate or an ipv6 candidate
-PeerConnection.prototype._checkLocalCandidate = function (candidate) {
-    var cand = SJJ.toCandidateJSON(candidate);
-    if (cand.type == 'srflx') {
-        this.hadLocalStunCandidate = true;
-    } else if (cand.type == 'relay') {
-        this.hadLocalRelayCandidate = true;
-    }
-    if (cand.ip.indexOf(':') != -1) {
-        this.hadLocalIPv6Candidate = true;
-    }
-};
-
-// helper function to check if a remote candidate is a stun/relay
-// candidate or an ipv6 candidate
-PeerConnection.prototype._checkRemoteCandidate = function (candidate) {
-    var cand = SJJ.toCandidateJSON(candidate);
-    if (cand.type == 'srflx') {
-        this.hadRemoteStunCandidate = true;
-    } else if (cand.type == 'relay') {
-        this.hadRemoteRelayCandidate = true;
-    }
-    if (cand.ip.indexOf(':') != -1) {
-        this.hadRemoteIPv6Candidate = true;
-    }
-};
-
-
-// Init and add ice candidate object with correct constructor
-PeerConnection.prototype.processIce = function (update, cb) {
-    cb = cb || function () {};
-    var self = this;
-
-    // ignore any added ice candidates to avoid errors. why does the
-    // spec not do this?
-    if (this.pc.signalingState === 'closed') return cb();
-
-    if (update.contents || (update.jingle && update.jingle.contents)) {
-        var contentNames = pluck(this.remoteDescription.contents, 'name');
-        var contents = update.contents || update.jingle.contents;
-
-        contents.forEach(function (content) {
-            var transport = content.transport || {};
-            var candidates = transport.candidates || [];
-            var mline = contentNames.indexOf(content.name);
-            var mid = content.name;
-
-            candidates.forEach(
-                function (candidate) {
-                var iceCandidate = SJJ.toCandidateSDP(candidate) + '\r\n';
-                self.pc.addIceCandidate(
-                    new webrtc.IceCandidate({
-                        candidate: iceCandidate,
-                        sdpMLineIndex: mline,
-                        sdpMid: mid
-                    }), function () {
-                        // well, this success callback is pretty meaningless
-                    },
-                    function (err) {
-                        self.emit('error', err);
-                    }
-                );
-                self._checkRemoteCandidate(iceCandidate);
-            });
-        });
-    } else {
-        // working around https://code.google.com/p/webrtc/issues/detail?id=3669
-        if (update.candidate && update.candidate.candidate.indexOf('a=') !== 0) {
-            update.candidate.candidate = 'a=' + update.candidate.candidate;
-        }
-
-        if (this.wtFirefox && this.firefoxcandidatebuffer !== null) {
-            // we cant add this yet due to https://bugzilla.mozilla.org/show_bug.cgi?id=1087551
-            if (this.pc.localDescription && this.pc.localDescription.type === 'offer') {
-                this.firefoxcandidatebuffer.push(update.candidate);
-                return cb();
-            }
-        }
-
-        self.pc.addIceCandidate(
-            new webrtc.IceCandidate(update.candidate),
-            function () { },
-            function (err) {
-                self.emit('error', err);
-            }
-        );
-        self._checkRemoteCandidate(update.candidate.candidate);
-    }
-    cb();
-};
-
-// Generate and emit an offer with the given constraints
-PeerConnection.prototype.offer = function (constraints, cb) {
-    var self = this;
-    var hasConstraints = arguments.length === 2;
-    var mediaConstraints = hasConstraints && constraints ? constraints : {
-            mandatory: {
-                OfferToReceiveAudio: true,
-                OfferToReceiveVideo: true
-            }
-        };
-    cb = hasConstraints ? cb : constraints;
-    cb = cb || function () {};
-
-    if (this.pc.signalingState === 'closed') return cb('Already closed');
-
-    // Actually generate the offer
-    this.pc.createOffer(
-        function (offer) {
-            // does not work for jingle, but jingle.js doesn't need
-            // this hack...
-            var expandedOffer = {
-                type: 'offer',
-                sdp: offer.sdp
-            };
-            if (self.assumeSetLocalSuccess) {
-                self.emit('offer', expandedOffer);
-                cb(null, expandedOffer);
-            }
-            self._candidateBuffer = [];
-            self.pc.setLocalDescription(offer,
-                function () {
-                    var jingle;
-                    if (self.config.useJingle) {
-                        jingle = SJJ.toSessionJSON(offer.sdp, {
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                        jingle.sid = self.config.sid;
-                        self.localDescription = jingle;
-
-                        // Save ICE credentials
-                        each(jingle.contents, function (content) {
-                            var transport = content.transport || {};
-                            if (transport.ufrag) {
-                                self.config.ice[content.name] = {
-                                    ufrag: transport.ufrag,
-                                    pwd: transport.pwd
-                                };
-                            }
-                        });
-
-                        expandedOffer.jingle = jingle;
-                    }
-                    expandedOffer.sdp.split('\r\n').forEach(function (line) {
-                        if (line.indexOf('a=candidate:') === 0) {
-                            self._checkLocalCandidate(line);
-                        }
-                    });
-
-                    if (!self.assumeSetLocalSuccess) {
-                        self.emit('offer', expandedOffer);
-                        cb(null, expandedOffer);
-                    }
-                },
-                function (err) {
-                    self.emit('error', err);
-                    cb(err);
-                }
-            );
-        },
-        function (err) {
-            self.emit('error', err);
-            cb(err);
-        },
-        mediaConstraints
-    );
-};
-
-
-// Process an incoming offer so that ICE may proceed before deciding
-// to answer the request.
-PeerConnection.prototype.handleOffer = function (offer, cb) {
-    cb = cb || function () {};
-    var self = this;
-    offer.type = 'offer';
-    if (offer.jingle) {
-        if (this.enableChromeNativeSimulcast) {
-            offer.jingle.contents.forEach(function (content) {
-                if (content.name === 'video') {
-                    content.description.googConferenceFlag = true;
-                }
-            });
-        }
-        if (this.enableMultiStreamHacks) {
-            // add a mixed video stream as first stream
-            offer.jingle.contents.forEach(function (content) {
-                if (content.name === 'video') {
-                    var sources = content.description.sources || [];
-                    if (sources.length === 0 || sources[0].ssrc !== "3735928559") {
-                        sources.unshift({
-                            ssrc: "3735928559", // 0xdeadbeef
-                            parameters: [
-                                {
-                                    key: "cname",
-                                    value: "deadbeef"
-                                },
-                                {
-                                    key: "msid",
-                                    value: "mixyourfecintothis please"
-                                }
-                            ]
-                        });
-                        content.description.sources = sources;
-                    }
-                }
-            });
-        }
-        if (self.restrictBandwidth > 0) {
-            if (offer.jingle.contents.length >= 2 && offer.jingle.contents[1].name === 'video') {
-                var content = offer.jingle.contents[1];
-                var hasBw = content.description && content.description.bandwidth;
-                if (!hasBw) {
-                    offer.jingle.contents[1].description.bandwidth = { type: 'AS', bandwidth: self.restrictBandwidth.toString() };
-                    offer.sdp = SJJ.toSessionSDP(offer.jingle, {
-                        sid: self.config.sdpSessionID,
-                        role: self._role(),
-                        direction: 'outgoing'
-                    });
-                }
-            }
-        }
-        offer.sdp = SJJ.toSessionSDP(offer.jingle, {
-            sid: self.config.sdpSessionID,
-            role: self._role(),
-            direction: 'incoming'
-        });
-        self.remoteDescription = offer.jingle;
-    }
-    offer.sdp.split('\r\n').forEach(function (line) {
-        if (line.indexOf('a=candidate:') === 0) {
-            self._checkRemoteCandidate(line);
-        }
-    });
-    self.pc.setRemoteDescription(new webrtc.SessionDescription(offer),
-        function () {
-            cb();
-        },
-        cb
-    );
-};
-
-// Answer an offer with audio only
-PeerConnection.prototype.answerAudioOnly = function (cb) {
-    var mediaConstraints = {
-            mandatory: {
-                OfferToReceiveAudio: true,
-                OfferToReceiveVideo: false
-            }
-        };
-    this._answer(mediaConstraints, cb);
-};
-
-// Answer an offer without offering to recieve
-PeerConnection.prototype.answerBroadcastOnly = function (cb) {
-    var mediaConstraints = {
-            mandatory: {
-                OfferToReceiveAudio: false,
-                OfferToReceiveVideo: false
-            }
-        };
-    this._answer(mediaConstraints, cb);
-};
-
-// Answer an offer with given constraints default is audio/video
-PeerConnection.prototype.answer = function (constraints, cb) {
-    var self = this;
-    var hasConstraints = arguments.length === 2;
-    var callback = hasConstraints ? cb : constraints;
-    var mediaConstraints = hasConstraints && constraints ? constraints : {
-            mandatory: {
-                OfferToReceiveAudio: true,
-                OfferToReceiveVideo: true
-            }
-        };
-
-    this._answer(mediaConstraints, callback);
-};
-
-// Process an answer
-PeerConnection.prototype.handleAnswer = function (answer, cb) {
-    cb = cb || function () {};
-    var self = this;
-    if (answer.jingle) {
-        answer.sdp = SJJ.toSessionSDP(answer.jingle, {
-            sid: self.config.sdpSessionID,
-            role: self._role(),
-            direction: 'incoming'
-        });
-        self.remoteDescription = answer.jingle;
-    }
-    answer.sdp.split('\r\n').forEach(function (line) {
-        if (line.indexOf('a=candidate:') === 0) {
-            self._checkRemoteCandidate(line);
-        }
-    });
-    self.pc.setRemoteDescription(
-        new webrtc.SessionDescription(answer),
-        function () {
-            if (self.wtFirefox) {
-                window.setTimeout(function () {
-                    self.firefoxcandidatebuffer.forEach(function (candidate) {
-                        // add candidates later
-                        self.pc.addIceCandidate(
-                            new webrtc.IceCandidate(candidate),
-                            function () { },
-                            function (err) {
-                                self.emit('error', err);
-                            }
-                        );
-                        self._checkRemoteCandidate(candidate.candidate);
-                    });
-                    self.firefoxcandidatebuffer = null;
-                }, self.wtFirefox);
-            }
-            cb(null);
-        },
-        cb
-    );
-};
-
-// Close the peer connection
-PeerConnection.prototype.close = function () {
-    this.pc.close();
-
-    this._localDataChannels = [];
-    this._remoteDataChannels = [];
-
-    this.emit('close');
-};
-
-// Internal code sharing for various types of answer methods
-PeerConnection.prototype._answer = function (constraints, cb) {
-    cb = cb || function () {};
-    var self = this;
-    if (!this.pc.remoteDescription) {
-        // the old API is used, call handleOffer
-        throw new Error('remoteDescription not set');
-    }
-
-    if (this.pc.signalingState === 'closed') return cb('Already closed');
-
-    self.pc.createAnswer(
-        function (answer) {
-            var sim = [];
-            var rtx = [];
-            if (self.enableChromeNativeSimulcast) {
-                // native simulcast part 1: add another SSRC
-                answer.jingle = SJJ.toSessionJSON(answer.sdp, {
-                    role: self._role(),
-                    direction: 'outgoing'
-                });
-                if (answer.jingle.contents.length >= 2 && answer.jingle.contents[1].name === 'video') {
-                    var hasSimgroup = false;
-                    var groups = answer.jingle.contents[1].description.sourceGroups || [];
-                    var hasSim = false;
-                    groups.forEach(function (group) {
-                        if (group.semantics == 'SIM') hasSim = true;
-                    });
-                    if (!hasSim &&
-                        answer.jingle.contents[1].description.sources.length) {
-                        var newssrc = JSON.parse(JSON.stringify(answer.jingle.contents[1].description.sources[0]));
-                        newssrc.ssrc = '' + Math.floor(Math.random() * 0xffffffff); // FIXME: look for conflicts
-                        answer.jingle.contents[1].description.sources.push(newssrc);
-
-                        sim.push(answer.jingle.contents[1].description.sources[0].ssrc);
-                        sim.push(newssrc.ssrc);
-                        groups.push({
-                            semantics: 'SIM',
-                            sources: sim
-                        });
-
-                        // also create an RTX one for the SIM one
-                        var rtxssrc = JSON.parse(JSON.stringify(newssrc));
-                        rtxssrc.ssrc = '' + Math.floor(Math.random() * 0xffffffff); // FIXME: look for conflicts
-                        answer.jingle.contents[1].description.sources.push(rtxssrc);
-                        groups.push({
-                            semantics: 'FID',
-                            sources: [newssrc.ssrc, rtxssrc.ssrc]
-                        });
-
-                        answer.jingle.contents[1].description.sourceGroups = groups;
-                        answer.sdp = SJJ.toSessionSDP(answer.jingle, {
-                            sid: self.config.sdpSessionID,
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                    }
-                }
-            }
-            var expandedAnswer = {
-                type: 'answer',
-                sdp: answer.sdp
-            };
-            if (self.assumeSetLocalSuccess) {
-                // not safe to do when doing simulcast mangling
-                self.emit('answer', expandedAnswer);
-                cb(null, expandedAnswer);
-            }
-            self._candidateBuffer = [];
-            self.pc.setLocalDescription(answer,
-                function () {
-                    if (self.config.useJingle) {
-                        var jingle = SJJ.toSessionJSON(answer.sdp, {
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                        jingle.sid = self.config.sid;
-                        self.localDescription = jingle;
-                        expandedAnswer.jingle = jingle;
-                    }
-                    if (self.enableChromeNativeSimulcast) {
-                        // native simulcast part 2:
-                        // signal multiple tracks to the receiver
-                        // for anything in the SIM group
-                        if (!expandedAnswer.jingle) {
-                            expandedAnswer.jingle = SJJ.toSessionJSON(answer.sdp, {
-                                role: self._role(),
-                                direction: 'outgoing'
-                            });
-                        }
-                        var groups = expandedAnswer.jingle.contents[1].description.sourceGroups || [];
-                        expandedAnswer.jingle.contents[1].description.sources.forEach(function (source, idx) {
-                            // the floor idx/2 is a hack that relies on a particular order
-                            // of groups, alternating between sim and rtx
-                            source.parameters = source.parameters.map(function (parameter) {
-                                if (parameter.key === 'msid') {
-                                    parameter.value += '-' + Math.floor(idx / 2);
-                                }
-                                return parameter;
-                            });
-                        });
-                        expandedAnswer.sdp = SJJ.toSessionSDP(expandedAnswer.jingle, {
-                            sid: self.sdpSessionID,
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                    }
-                    expandedAnswer.sdp.split('\r\n').forEach(function (line) {
-                        if (line.indexOf('a=candidate:') === 0) {
-                            self._checkLocalCandidate(line);
-                        }
-                    });
-                    if (!self.assumeSetLocalSuccess) {
-                        self.emit('answer', expandedAnswer);
-                        cb(null, expandedAnswer);
-                    }
-                },
-                function (err) {
-                    self.emit('error', err);
-                    cb(err);
-                }
-            );
-        },
-        function (err) {
-            self.emit('error', err);
-            cb(err);
-        },
-        constraints
-    );
-};
-
-// Internal method for emitting ice candidates on our peer object
-PeerConnection.prototype._onIce = function (event) {
-    var self = this;
-    if (event.candidate) {
-        if (this.dontSignalCandidates) return;
-        var ice = event.candidate;
-
-        var expandedCandidate = {
-            candidate: {
-                candidate: ice.candidate,
-                sdpMid: ice.sdpMid,
-                sdpMLineIndex: ice.sdpMLineIndex
-            }
-        };
-        this._checkLocalCandidate(ice.candidate);
-
-        var cand = SJJ.toCandidateJSON(ice.candidate);
-
-        var already;
-        var idx;
-        if (this.eliminateDuplicateCandidates && cand.type === 'relay') {
-            // drop candidates with same foundation, component
-            // take local type pref into account so we don't ignore udp
-            // ones when we know about a TCP one. unlikely but...
-            already = this._candidateBuffer.filter(
-                function (c) {
-                    return c.type === 'relay';
-                }).map(function (c) {
-                    return c.foundation + ':' + c.component;
-                }
-            );
-            idx = already.indexOf(cand.foundation + ':' + cand.component);
-            // remember: local type pref of udp is 0, tcp 1, tls 2
-            if (idx > -1 && ((cand.priority >> 24) >= (already[idx].priority >> 24))) {
-                // drop it, same foundation with higher (worse) type pref
-                return;
-            }
-        }
-        if (this.config.bundlePolicy === 'max-bundle') {
-            // drop candidates which are duplicate for audio/video/data
-            // duplicate means same host/port but different sdpMid
-            already = this._candidateBuffer.filter(
-                function (c) {
-                    return cand.type === c.type;
-                }).map(function (cand) {
-                    return cand.address + ':' + cand.port;
-                }
-            );
-            idx = already.indexOf(cand.address + ':' + cand.port);
-            if (idx > -1) return;
-        }
-        // also drop rtcp candidates since we know the peer supports RTCP-MUX
-        // this is a workaround until browsers implement this natively
-        if (this.config.rtcpMuxPolicy === 'require' && cand.component === '2') {
-            return;
-        }
-        this._candidateBuffer.push(cand);
-
-        if (self.config.useJingle) {
-            if (!ice.sdpMid) { // firefox doesn't set this
-                if (self.pc.remoteDescription && self.pc.remoteDescription.type === 'offer') {
-                    // preserve name from remote
-                    ice.sdpMid = self.remoteDescription.contents[ice.sdpMLineIndex].name;
-                } else {
-                    ice.sdpMid = self.localDescription.contents[ice.sdpMLineIndex].name;
-                }
-            }
-            if (!self.config.ice[ice.sdpMid]) {
-                var jingle = SJJ.toSessionJSON(self.pc.localDescription.sdp, {
-                    role: self._role(),
-                    direction: 'outgoing'
-                });
-                each(jingle.contents, function (content) {
-                    var transport = content.transport || {};
-                    if (transport.ufrag) {
-                        self.config.ice[content.name] = {
-                            ufrag: transport.ufrag,
-                            pwd: transport.pwd
-                        };
-                    }
-                });
-            }
-            expandedCandidate.jingle = {
-                contents: [{
-                    name: ice.sdpMid,
-                    creator: self._role(),
-                    transport: {
-                        transType: 'iceUdp',
-                        ufrag: self.config.ice[ice.sdpMid].ufrag,
-                        pwd: self.config.ice[ice.sdpMid].pwd,
-                        candidates: [
-                            cand
-                        ]
-                    }
-                }]
-            };
-            if (self.batchIceCandidates > 0) {
-                if (self.batchedIceCandidates.length === 0) {
-                    window.setTimeout(function () {
-                        var contents = {};
-                        self.batchedIceCandidates.forEach(function (content) {
-                            content = content.contents[0];
-                            if (!contents[content.name]) contents[content.name] = content;
-                            contents[content.name].transport.candidates.push(content.transport.candidates[0]);
-                        });
-                        var newCand = {
-                            jingle: {
-                                contents: []
-                            }
-                        };
-                        Object.keys(contents).forEach(function (name) {
-                            newCand.jingle.contents.push(contents[name]);
-                        });
-                        self.batchedIceCandidates = [];
-                        self.emit('ice', newCand);
-                    }, self.batchIceCandidates);
-                }
-                self.batchedIceCandidates.push(expandedCandidate.jingle);
-                return;
-            }
-
-        }
-        this.emit('ice', expandedCandidate);
-    } else {
-        this.emit('endOfCandidates');
-    }
-};
-
-// Internal method for processing a new data channel being added by the
-// other peer.
-PeerConnection.prototype._onDataChannel = function (event) {
-    // make sure we keep a reference so this doesn't get garbage collected
-    var channel = event.channel;
-    this._remoteDataChannels.push(channel);
-
-    this.emit('addChannel', channel);
-};
-
-// Create a data channel spec reference:
-// http://dev.w3.org/2011/webrtc/editor/webrtc.html#idl-def-RTCDataChannelInit
-PeerConnection.prototype.createDataChannel = function (name, opts) {
-    var channel = this.pc.createDataChannel(name, opts);
-
-    // make sure we keep a reference so this doesn't get garbage collected
-    this._localDataChannels.push(channel);
-
-    return channel;
-};
-
-// a wrapper around getStats which hides the differences (where possible)
-PeerConnection.prototype.getStats = function (cb) {
-    if (webrtc.prefix === 'moz') {
-        this.pc.getStats(
-            function (res) {
-                var items = [];
-                for (var result in res) {
-                    if (typeof res[result] === 'object') {
-                        items.push(res[result]);
-                    }
-                }
-                cb(null, items);
-            },
-            cb
-        );
-    } else {
-        this.pc.getStats(function (res) {
-            var items = [];
-            res.result().forEach(function (result) {
-                var item = {};
-                result.names().forEach(function (name) {
-                    item[name] = result.stat(name);
-                });
-                item.id = result.id;
-                item.type = result.type;
-                item.timestamp = result.timestamp;
-                items.push(item);
-            });
-            cb(null, items);
-        });
-    }
-};
-
-module.exports = PeerConnection;
-
-},{"lodash.foreach":80,"lodash.pluck":88,"sdp-jingle-json":103,"traceablepeerconnection":108,"util":24,"webrtcsupport":115,"wildemitter":116}],111:[function(require,module,exports){
-var util = require('util');
-var uuid = require('uuid');
-var async = require('async');
-var extend = require('extend-object');
-var WildEmitter = require('wildemitter');
-
-
-var ACTIONS = {
-    'content-accept': 'onContentAccept',
-    'content-add': 'onContentAdd',
-    'content-modify': 'onConentModify',
-    'content-reject': 'onContentReject',
-    'content-remove': 'onContentRemove',
-    'description-info': 'onDescriptionInfo',
-    'security-info': 'onSecurityInfo',
-    'session-accept': 'onSessionAccept',
-    'session-info': 'onSessionInfo',
-    'session-initiate': 'onSessionInitiate',
-    'session-terminate': 'onSessionTerminate',
-    'transport-accept': 'onTransportAccept',
-    'transport-info': 'onTransportInfo',
-    'transport-reject': 'onTransportReject',
-    'transport-replace': 'onTransportReplace',
-
-    // Unstandardized actions: might go away anytime without notice
-    'source-add': 'onSourceAdd',
-    'source-remove': 'onSourceRemove'
-};
-
-
-function JingleSession(opts) {
-    WildEmitter.call(this);
-
-    var self = this;
-
-    this.sid = opts.sid || uuid.v4();
-    this.peer = opts.peer;
-    this.peerID = opts.peerID || this.peer.full || this.peer;
-    this.isInitiator = opts.initiator || false;
-    this.parent = opts.parent;
-    this.state = 'starting';
-    this.connectionState = 'starting';
-
-    // We track the intial pending description types in case
-    // of the need for a tie-breaker.
-    this.pendingDescriptionTypes = opts.descriptionTypes || [];
-
-    this.pendingAction = false;
-
-    // Here is where we'll ensure that all actions are processed
-    // in order, even if a particular action requires async handling.
-    this.processingQueue = async.queue(function (task, next) {
-        if (self.ended) {
-            // Don't process anything once the session has been ended
-            return next();
-        }
-
-        var action = task.action;
-        var changes = task.changes;
-        var cb = task.cb;
-
-        self._log('debug', action);
-
-        if (!ACTIONS[action]) {
-            self._log('error', 'Invalid action: ' + action);
-            cb({condition: 'bad-request'});
-            return next();
-        }
-
-        self[ACTIONS[action]](changes, function (err, result) {
-            cb(err, result);
-            return next();
-        });
-    });
-}
-
-
-util.inherits(JingleSession, WildEmitter);
-
-// We don't know how to handle any particular content types,
-// so no actions are supported.
-Object.keys(ACTIONS).forEach(function (action) {
-    var method = ACTIONS[action];
-    JingleSession.prototype[method] = function (changes, cb) {
-        this._log('error', 'Unsupported action: ' + action);
-        cb();
-    };
-});
-
-// Provide some convenience properties for checking
-// the session's state.
-Object.defineProperties(JingleSession.prototype, {
-    state: {
-        get: function () {
-            return this._sessionState;
-        },
-        set: function (value) {
-            if (value !== this._sessionState) {
-                var prev = this._sessionState;
-                this._log('info', 'Changing session state to: ' + value);
-                this._sessionState = value;
-                this.emit('change:sessionState', this, value);
-                this.emit('change:' + value, this, true);
-                if (prev) {
-                    this.emit('change:' + prev, this, false);
-                }
-            }
-        }
-    },
-    connectionState: {
-        get: function () {
-            return this._connectionState;
-        },
-        set: function (value) {
-            if (value !== this._connectionState) {
-                var prev = this._connectionState;
-                this._log('info', 'Changing connection state to: ' + value);
-                this._connectionState = value;
-                this.emit('change:connectionState', this, value);
-                this.emit('change:' + value, this, true);
-                if (prev) {
-                    this.emit('change:' + prev, this, false);
-                }
-            }
-        }
-    },
-    starting: {
-        get: function () {
-            return this._sessionState === 'starting';
-        }
-    },
-    pending: {
-        get: function () {
-            return this._sessionState === 'pending';
-        }
-    },
-    active: {
-        get: function () {
-            return this._sessionState === 'active';
-        }
-    },
-    ended: {
-        get: function () {
-            return this._sessionState === 'ended';
-        }
-    },
-    connected: {
-        get: function () {
-            return this._connectionState === 'connected';
-        }
-    },
-    connecting: {
-        get: function () {
-            return this._connectionState === 'connecting';
-        }
-    },
-    disconnected: {
-        get: function () {
-            return this._connectionState === 'disconnected';
-        }
-    },
-    interrupted: {
-        get: function () {
-            return this._connectionState === 'interrupted';
-        }
-    }
-});
-
-JingleSession.prototype = extend(JingleSession.prototype, {
-    _log: function (level, message) {
-        message = this.sid + ': ' + message;
-        this.emit('log:' + level, message);
-    },
-    
-    send: function (action, data) {
-        data = data || {};
-        data.sid = this.sid;
-        data.action = action;
-
-        var requirePending = {
-            'session-inititate': true,
-            'session-accept': true,
-            'content-add': true,
-            'content-remove': true,
-            'content-reject': true,
-            'content-accept': true,
-            'content-modify': true,
-            'transport-replace': true,
-            'transport-reject': true,
-            'transport-accept': true,
-            'source-add': true,
-            'source-remove': true
-        };
-
-        if (requirePending[action]) {
-            this.pendingAction = action;
-        } else {
-            this.pendingAction = false;
-        }
-
-        this.emit('send', {
-            to: this.peer,
-            type: 'set',
-            jingle: data
-        });
-    },
-    
-    process: function (action, changes, cb) {
-        this.processingQueue.push({
-            action: action,
-            changes: changes,
-            cb: cb
-        });
-    },
-    
-    start: function () {
-        this._log('error', 'Can not start base sessions');
-        this.end('unsupported-applications', true);
-    },
-    
-    accept: function () {
-        this._log('error', 'Can not accept base sessions');
-        this.end('unsupported-applications');
-    },
-    
-    cancel: function () {
-        this.end('cancel');
-    },
-    
-    decline: function () {
-        this.end('decline');
-    },
-    
-    end: function (reason, silent) {
-        this.state = 'ended';
-
-        this.processingQueue.kill();
-
-        if (!reason) {
-            reason = 'success';
-        }
-
-        if (typeof reason === 'string') {
-            reason = {
-                condition: reason
-            };
-        }
-    
-        if (!silent) {
-            this.send('session-terminate', {
-                reason: reason
-            });
-        }
-    
-        this.emit('terminated', this, reason);
-    },
-
-    onSessionTerminate: function (changes, cb) {
-        this.end(changes.reason, true);
-        cb();
-    },
-
-    // It is mandatory to reply to a session-info action with 
-    // an unsupported-info error if the info isn't recognized.
-    //
-    // However, a session-info action with no associated payload
-    // is acceptable (works like a ping).
-    onSessionInfo: function (changes, cb) {
-        var okKeys = {
-            sid: true,
-            action: true,
-            initiator: true,
-            responder: true
-        };
-
-        var unknownPayload = false;
-        Object.keys(changes).forEach(function (key) {
-            if (!okKeys[key]) {
-                unknownPayload = true;
-            }
-        });
-
-        if (unknownPayload) {
-            cb({
-                type: 'modify',
-                condition: 'feature-not-implemented',
-                jingleCondition: 'unsupported-info'
-            });
-        } else {
-            cb();
-        }
-    },
-
-    // It is mandatory to reply to a description-info action with 
-    // an unsupported-info error if the info isn't recognized.
-    onDescriptionInfo: function (changes, cb) {
-        cb({
-            type: 'modify',
-            condition: 'feature-not-implemented',
-            jingleCondition: 'unsupported-info'
-        });
-    },
-
-    // It is mandatory to reply to a transport-info action with 
-    // an unsupported-info error if the info isn't recognized.
-    onTransportInfo: function (changes, cb) {
-        cb({
-            type: 'modify',
-            condition: 'feature-not-implemented',
-            jingleCondition: 'unsupported-info'
-        });
-    },
-
-    // It is mandatory to reply to a content-add action with either
-    // a content-accept or content-reject.
-    onContentAdd: function (changes, cb) {
-        // Allow ack for the content-add to be sent.
-        cb();
-
-        this.send('content-reject', {
-            reason: {
-                condition: 'failed-application',
-                text: 'content-add is not supported'
-            }
-        });
-    },
-
-    // It is mandatory to reply to a transport-add action with either
-    // a transport-accept or transport-reject.
-    onTransportReplace: function (changes, cb) {
-        // Allow ack for the transport-replace be sent.
-        cb();
-
-        this.send('transport-reject', {
-            reason: {
-                condition: 'failed-application',
-                text: 'transport-replace is not supported'
-            }
-        });
-    }
-});
-
-
-module.exports = JingleSession;
-
-},{"async":112,"extend-object":26,"util":24,"uuid":114,"wildemitter":116}],112:[function(require,module,exports){
-(function (process){
-/*!
- * async
- * https://github.com/caolan/async
- *
- * Copyright 2010-2014 Caolan McMahon
- * Released under the MIT license
- */
-/*jshint onevar: false, indent:4 */
-/*global setImmediate: false, setTimeout: false, console: false */
-(function () {
-
-    var async = {};
-
-    // global on the server, window in the browser
-    var root, previous_async;
-
-    root = this;
-    if (root != null) {
-      previous_async = root.async;
-    }
-
-    async.noConflict = function () {
-        root.async = previous_async;
-        return async;
-    };
-
-    function only_once(fn) {
-        var called = false;
-        return function() {
-            if (called) throw new Error("Callback was already called.");
-            called = true;
-            fn.apply(root, arguments);
-        }
-    }
-
-    //// cross-browser compatiblity functions ////
-
-    var _toString = Object.prototype.toString;
-
-    var _isArray = Array.isArray || function (obj) {
-        return _toString.call(obj) === '[object Array]';
-    };
-
-    var _each = function (arr, iterator) {
-        for (var i = 0; i < arr.length; i += 1) {
-            iterator(arr[i], i, arr);
-        }
-    };
-
-    var _map = function (arr, iterator) {
-        if (arr.map) {
-            return arr.map(iterator);
-        }
-        var results = [];
-        _each(arr, function (x, i, a) {
-            results.push(iterator(x, i, a));
-        });
-        return results;
-    };
-
-    var _reduce = function (arr, iterator, memo) {
-        if (arr.reduce) {
-            return arr.reduce(iterator, memo);
-        }
-        _each(arr, function (x, i, a) {
-            memo = iterator(memo, x, i, a);
-        });
-        return memo;
-    };
-
-    var _keys = function (obj) {
-        if (Object.keys) {
-            return Object.keys(obj);
-        }
-        var keys = [];
-        for (var k in obj) {
-            if (obj.hasOwnProperty(k)) {
-                keys.push(k);
-            }
-        }
-        return keys;
-    };
-
-    //// exported async module functions ////
-
-    //// nextTick implementation with browser-compatible fallback ////
-    if (typeof process === 'undefined' || !(process.nextTick)) {
-        if (typeof setImmediate === 'function') {
-            async.nextTick = function (fn) {
-                // not a direct alias for IE10 compatibility
-                setImmediate(fn);
-            };
-            async.setImmediate = async.nextTick;
-        }
-        else {
-            async.nextTick = function (fn) {
-                setTimeout(fn, 0);
-            };
-            async.setImmediate = async.nextTick;
-        }
-    }
-    else {
-        async.nextTick = process.nextTick;
-        if (typeof setImmediate !== 'undefined') {
-            async.setImmediate = function (fn) {
-              // not a direct alias for IE10 compatibility
-              setImmediate(fn);
-            };
-        }
-        else {
-            async.setImmediate = async.nextTick;
-        }
-    }
-
-    async.each = function (arr, iterator, callback) {
-        callback = callback || function () {};
-        if (!arr.length) {
-            return callback();
-        }
-        var completed = 0;
-        _each(arr, function (x) {
-            iterator(x, only_once(done) );
-        });
-        function done(err) {
-          if (err) {
-              callback(err);
-              callback = function () {};
-          }
-          else {
-              completed += 1;
-              if (completed >= arr.length) {
-                  callback();
-              }
-          }
-        }
-    };
-    async.forEach = async.each;
-
-    async.eachSeries = function (arr, iterator, callback) {
-        callback = callback || function () {};
-        if (!arr.length) {
-            return callback();
-        }
-        var completed = 0;
-        var iterate = function () {
-            iterator(arr[completed], function (err) {
-                if (err) {
-                    callback(err);
-                    callback = function () {};
-                }
-                else {
-                    completed += 1;
-                    if (completed >= arr.length) {
-                        callback();
-                    }
-                    else {
-                        iterate();
-                    }
-                }
-            });
-        };
-        iterate();
-    };
-    async.forEachSeries = async.eachSeries;
-
-    async.eachLimit = function (arr, limit, iterator, callback) {
-        var fn = _eachLimit(limit);
-        fn.apply(null, [arr, iterator, callback]);
-    };
-    async.forEachLimit = async.eachLimit;
-
-    var _eachLimit = function (limit) {
-
-        return function (arr, iterator, callback) {
-            callback = callback || function () {};
-            if (!arr.length || limit <= 0) {
-                return callback();
-            }
-            var completed = 0;
-            var started = 0;
-            var running = 0;
-
-            (function replenish () {
-                if (completed >= arr.length) {
-                    return callback();
-                }
-
-                while (running < limit && started < arr.length) {
-                    started += 1;
-                    running += 1;
-                    iterator(arr[started - 1], function (err) {
-                        if (err) {
-                            callback(err);
-                            callback = function () {};
-                        }
-                        else {
-                            completed += 1;
-                            running -= 1;
-                            if (completed >= arr.length) {
-                                callback();
-                            }
-                            else {
-                                replenish();
-                            }
-                        }
-                    });
-                }
-            })();
-        };
-    };
-
-
-    var doParallel = function (fn) {
-        return function () {
-            var args = Array.prototype.slice.call(arguments);
-            return fn.apply(null, [async.each].concat(args));
-        };
-    };
-    var doParallelLimit = function(limit, fn) {
-        return function () {
-            var args = Array.prototype.slice.call(arguments);
-            return fn.apply(null, [_eachLimit(limit)].concat(args));
-        };
-    };
-    var doSeries = function (fn) {
-        return function () {
-            var args = Array.prototype.slice.call(arguments);
-            return fn.apply(null, [async.eachSeries].concat(args));
-        };
-    };
-
-
-    var _asyncMap = function (eachfn, arr, iterator, callback) {
-        arr = _map(arr, function (x, i) {
-            return {index: i, value: x};
-        });
-        if (!callback) {
-            eachfn(arr, function (x, callback) {
-                iterator(x.value, function (err) {
-                    callback(err);
-                });
-            });
-        } else {
-            var results = [];
-            eachfn(arr, function (x, callback) {
-                iterator(x.value, function (err, v) {
-                    results[x.index] = v;
-                    callback(err);
-                });
-            }, function (err) {
-                callback(err, results);
-            });
-        }
-    };
-    async.map = doParallel(_asyncMap);
-    async.mapSeries = doSeries(_asyncMap);
-    async.mapLimit = function (arr, limit, iterator, callback) {
-        return _mapLimit(limit)(arr, iterator, callback);
-    };
-
-    var _mapLimit = function(limit) {
-        return doParallelLimit(limit, _asyncMap);
-    };
-
-    // reduce only has a series version, as doing reduce in parallel won't
-    // work in many situations.
-    async.reduce = function (arr, memo, iterator, callback) {
-        async.eachSeries(arr, function (x, callback) {
-            iterator(memo, x, function (err, v) {
-                memo = v;
-                callback(err);
-            });
-        }, function (err) {
-            callback(err, memo);
-        });
-    };
-    // inject alias
-    async.inject = async.reduce;
-    // foldl alias
-    async.foldl = async.reduce;
-
-    async.reduceRight = function (arr, memo, iterator, callback) {
-        var reversed = _map(arr, function (x) {
-            return x;
-        }).reverse();
-        async.reduce(reversed, memo, iterator, callback);
-    };
-    // foldr alias
-    async.foldr = async.reduceRight;
-
-    var _filter = function (eachfn, arr, iterator, callback) {
-        var results = [];
-        arr = _map(arr, function (x, i) {
-            return {index: i, value: x};
-        });
-        eachfn(arr, function (x, callback) {
-            iterator(x.value, function (v) {
-                if (v) {
-                    results.push(x);
-                }
-                callback();
-            });
-        }, function (err) {
-            callback(_map(results.sort(function (a, b) {
-                return a.index - b.index;
-            }), function (x) {
-                return x.value;
-            }));
-        });
-    };
-    async.filter = doParallel(_filter);
-    async.filterSeries = doSeries(_filter);
-    // select alias
-    async.select = async.filter;
-    async.selectSeries = async.filterSeries;
-
-    var _reject = function (eachfn, arr, iterator, callback) {
-        var results = [];
-        arr = _map(arr, function (x, i) {
-            return {index: i, value: x};
-        });
-        eachfn(arr, function (x, callback) {
-            iterator(x.value, function (v) {
-                if (!v) {
-                    results.push(x);
-                }
-                callback();
-            });
-        }, function (err) {
-            callback(_map(results.sort(function (a, b) {
-                return a.index - b.index;
-            }), function (x) {
-                return x.value;
-            }));
-        });
-    };
-    async.reject = doParallel(_reject);
-    async.rejectSeries = doSeries(_reject);
-
-    var _detect = function (eachfn, arr, iterator, main_callback) {
-        eachfn(arr, function (x, callback) {
-            iterator(x, function (result) {
-                if (result) {
-                    main_callback(x);
-                    main_callback = function () {};
-                }
-                else {
-                    callback();
-                }
-            });
-        }, function (err) {
-            main_callback();
-        });
-    };
-    async.detect = doParallel(_detect);
-    async.detectSeries = doSeries(_detect);
-
-    async.some = function (arr, iterator, main_callback) {
-        async.each(arr, function (x, callback) {
-            iterator(x, function (v) {
-                if (v) {
-                    main_callback(true);
-                    main_callback = function () {};
-                }
-                callback();
-            });
-        }, function (err) {
-            main_callback(false);
-        });
-    };
-    // any alias
-    async.any = async.some;
-
-    async.every = function (arr, iterator, main_callback) {
-        async.each(arr, function (x, callback) {
-            iterator(x, function (v) {
-                if (!v) {
-                    main_callback(false);
-                    main_callback = function () {};
-                }
-                callback();
-            });
-        }, function (err) {
-            main_callback(true);
-        });
-    };
-    // all alias
-    async.all = async.every;
-
-    async.sortBy = function (arr, iterator, callback) {
-        async.map(arr, function (x, callback) {
-            iterator(x, function (err, criteria) {
-                if (err) {
-                    callback(err);
-                }
-                else {
-                    callback(null, {value: x, criteria: criteria});
-                }
-            });
-        }, function (err, results) {
-            if (err) {
-                return callback(err);
-            }
-            else {
-                var fn = function (left, right) {
-                    var a = left.criteria, b = right.criteria;
-                    return a < b ? -1 : a > b ? 1 : 0;
-                };
-                callback(null, _map(results.sort(fn), function (x) {
-                    return x.value;
-                }));
-            }
-        });
-    };
-
-    async.auto = function (tasks, callback) {
-        callback = callback || function () {};
-        var keys = _keys(tasks);
-        var remainingTasks = keys.length
-        if (!remainingTasks) {
-            return callback();
-        }
-
-        var results = {};
-
-        var listeners = [];
-        var addListener = function (fn) {
-            listeners.unshift(fn);
-        };
-        var removeListener = function (fn) {
-            for (var i = 0; i < listeners.length; i += 1) {
-                if (listeners[i] === fn) {
-                    listeners.splice(i, 1);
-                    return;
-                }
-            }
-        };
-        var taskComplete = function () {
-            remainingTasks--
-            _each(listeners.slice(0), function (fn) {
-                fn();
-            });
-        };
-
-        addListener(function () {
-            if (!remainingTasks) {
-                var theCallback = callback;
-                // prevent final callback from calling itself if it errors
-                callback = function () {};
-
-                theCallback(null, results);
-            }
-        });
-
-        _each(keys, function (k) {
-            var task = _isArray(tasks[k]) ? tasks[k]: [tasks[k]];
-            var taskCallback = function (err) {
-                var args = Array.prototype.slice.call(arguments, 1);
-                if (args.length <= 1) {
-                    args = args[0];
-                }
-                if (err) {
-                    var safeResults = {};
-                    _each(_keys(results), function(rkey) {
-                        safeResults[rkey] = results[rkey];
-                    });
-                    safeResults[k] = args;
-                    callback(err, safeResults);
-                    // stop subsequent errors hitting callback multiple times
-                    callback = function () {};
-                }
-                else {
-                    results[k] = args;
-                    async.setImmediate(taskComplete);
-                }
-            };
-            var requires = task.slice(0, Math.abs(task.length - 1)) || [];
-            var ready = function () {
-                return _reduce(requires, function (a, x) {
-                    return (a && results.hasOwnProperty(x));
-                }, true) && !results.hasOwnProperty(k);
-            };
-            if (ready()) {
-                task[task.length - 1](taskCallback, results);
-            }
-            else {
-                var listener = function () {
-                    if (ready()) {
-                        removeListener(listener);
-                        task[task.length - 1](taskCallback, results);
-                    }
-                };
-                addListener(listener);
-            }
-        });
-    };
-
-    async.retry = function(times, task, callback) {
-        var DEFAULT_TIMES = 5;
-        var attempts = [];
-        // Use defaults if times not passed
-        if (typeof times === 'function') {
-            callback = task;
-            task = times;
-            times = DEFAULT_TIMES;
-        }
-        // Make sure times is a number
-        times = parseInt(times, 10) || DEFAULT_TIMES;
-        var wrappedTask = function(wrappedCallback, wrappedResults) {
-            var retryAttempt = function(task, finalAttempt) {
-                return function(seriesCallback) {
-                    task(function(err, result){
-                        seriesCallback(!err || finalAttempt, {err: err, result: result});
-                    }, wrappedResults);
-                };
-            };
-            while (times) {
-                attempts.push(retryAttempt(task, !(times-=1)));
-            }
-            async.series(attempts, function(done, data){
-                data = data[data.length - 1];
-                (wrappedCallback || callback)(data.err, data.result);
-            });
-        }
-        // If a callback is passed, run this as a controll flow
-        return callback ? wrappedTask() : wrappedTask
-    };
-
-    async.waterfall = function (tasks, callback) {
-        callback = callback || function () {};
-        if (!_isArray(tasks)) {
-          var err = new Error('First argument to waterfall must be an array of functions');
-          return callback(err);
-        }
-        if (!tasks.length) {
-            return callback();
-        }
-        var wrapIterator = function (iterator) {
-            return function (err) {
-                if (err) {
-                    callback.apply(null, arguments);
-                    callback = function () {};
-                }
-                else {
-                    var args = Array.prototype.slice.call(arguments, 1);
-                    var next = iterator.next();
-                    if (next) {
-                        args.push(wrapIterator(next));
-                    }
-                    else {
-                        args.push(callback);
-                    }
-                    async.setImmediate(function () {
-                        iterator.apply(null, args);
-                    });
-                }
-            };
-        };
-        wrapIterator(async.iterator(tasks))();
-    };
-
-    var _parallel = function(eachfn, tasks, callback) {
-        callback = callback || function () {};
-        if (_isArray(tasks)) {
-            eachfn.map(tasks, function (fn, callback) {
-                if (fn) {
-                    fn(function (err) {
-                        var args = Array.prototype.slice.call(arguments, 1);
-                        if (args.length <= 1) {
-                            args = args[0];
-                        }
-                        callback.call(null, err, args);
-                    });
-                }
-            }, callback);
-        }
-        else {
-            var results = {};
-            eachfn.each(_keys(tasks), function (k, callback) {
-                tasks[k](function (err) {
-                    var args = Array.prototype.slice.call(arguments, 1);
-                    if (args.length <= 1) {
-                        args = args[0];
-                    }
-                    results[k] = args;
-                    callback(err);
-                });
-            }, function (err) {
-                callback(err, results);
-            });
-        }
-    };
-
-    async.parallel = function (tasks, callback) {
-        _parallel({ map: async.map, each: async.each }, tasks, callback);
-    };
-
-    async.parallelLimit = function(tasks, limit, callback) {
-        _parallel({ map: _mapLimit(limit), each: _eachLimit(limit) }, tasks, callback);
-    };
-
-    async.series = function (tasks, callback) {
-        callback = callback || function () {};
-        if (_isArray(tasks)) {
-            async.mapSeries(tasks, function (fn, callback) {
-                if (fn) {
-                    fn(function (err) {
-                        var args = Array.prototype.slice.call(arguments, 1);
-                        if (args.length <= 1) {
-                            args = args[0];
-                        }
-                        callback.call(null, err, args);
-                    });
-                }
-            }, callback);
-        }
-        else {
-            var results = {};
-            async.eachSeries(_keys(tasks), function (k, callback) {
-                tasks[k](function (err) {
-                    var args = Array.prototype.slice.call(arguments, 1);
-                    if (args.length <= 1) {
-                        args = args[0];
-                    }
-                    results[k] = args;
-                    callback(err);
-                });
-            }, function (err) {
-                callback(err, results);
-            });
-        }
-    };
-
-    async.iterator = function (tasks) {
-        var makeCallback = function (index) {
-            var fn = function () {
-                if (tasks.length) {
-                    tasks[index].apply(null, arguments);
-                }
-                return fn.next();
-            };
-            fn.next = function () {
-                return (index < tasks.length - 1) ? makeCallback(index + 1): null;
-            };
-            return fn;
-        };
-        return makeCallback(0);
-    };
-
-    async.apply = function (fn) {
-        var args = Array.prototype.slice.call(arguments, 1);
-        return function () {
-            return fn.apply(
-                null, args.concat(Array.prototype.slice.call(arguments))
-            );
-        };
-    };
-
-    var _concat = function (eachfn, arr, fn, callback) {
-        var r = [];
-        eachfn(arr, function (x, cb) {
-            fn(x, function (err, y) {
-                r = r.concat(y || []);
-                cb(err);
-            });
-        }, function (err) {
-            callback(err, r);
-        });
-    };
-    async.concat = doParallel(_concat);
-    async.concatSeries = doSeries(_concat);
-
-    async.whilst = function (test, iterator, callback) {
-        if (test()) {
-            iterator(function (err) {
-                if (err) {
-                    return callback(err);
-                }
-                async.whilst(test, iterator, callback);
-            });
-        }
-        else {
-            callback();
-        }
-    };
-
-    async.doWhilst = function (iterator, test, callback) {
-        iterator(function (err) {
-            if (err) {
-                return callback(err);
-            }
-            var args = Array.prototype.slice.call(arguments, 1);
-            if (test.apply(null, args)) {
-                async.doWhilst(iterator, test, callback);
-            }
-            else {
-                callback();
-            }
-        });
-    };
-
-    async.until = function (test, iterator, callback) {
-        if (!test()) {
-            iterator(function (err) {
-                if (err) {
-                    return callback(err);
-                }
-                async.until(test, iterator, callback);
-            });
-        }
-        else {
-            callback();
-        }
-    };
-
-    async.doUntil = function (iterator, test, callback) {
-        iterator(function (err) {
-            if (err) {
-                return callback(err);
-            }
-            var args = Array.prototype.slice.call(arguments, 1);
-            if (!test.apply(null, args)) {
-                async.doUntil(iterator, test, callback);
-            }
-            else {
-                callback();
-            }
-        });
-    };
-
-    async.queue = function (worker, concurrency) {
-        if (concurrency === undefined) {
-            concurrency = 1;
-        }
-        function _insert(q, data, pos, callback) {
-          if (!q.started){
-            q.started = true;
-          }
-          if (!_isArray(data)) {
-              data = [data];
-          }
-          if(data.length == 0) {
-             // call drain immediately if there are no tasks
-             return async.setImmediate(function() {
-                 if (q.drain) {
-                     q.drain();
-                 }
-             });
-          }
-          _each(data, function(task) {
-              var item = {
-                  data: task,
-                  callback: typeof callback === 'function' ? callback : null
-              };
-
-              if (pos) {
-                q.tasks.unshift(item);
-              } else {
-                q.tasks.push(item);
-              }
-
-              if (q.saturated && q.tasks.length === q.concurrency) {
-                  q.saturated();
-              }
-              async.setImmediate(q.process);
-          });
-        }
-
-        var workers = 0;
-        var q = {
-            tasks: [],
-            concurrency: concurrency,
-            saturated: null,
-            empty: null,
-            drain: null,
-            started: false,
-            paused: false,
-            push: function (data, callback) {
-              _insert(q, data, false, callback);
-            },
-            kill: function () {
-              q.drain = null;
-              q.tasks = [];
-            },
-            unshift: function (data, callback) {
-              _insert(q, data, true, callback);
-            },
-            process: function () {
-                if (!q.paused && workers < q.concurrency && q.tasks.length) {
-                    var task = q.tasks.shift();
-                    if (q.empty && q.tasks.length === 0) {
-                        q.empty();
-                    }
-                    workers += 1;
-                    var next = function () {
-                        workers -= 1;
-                        if (task.callback) {
-                            task.callback.apply(task, arguments);
-                        }
-                        if (q.drain && q.tasks.length + workers === 0) {
-                            q.drain();
-                        }
-                        q.process();
-                    };
-                    var cb = only_once(next);
-                    worker(task.data, cb);
-                }
-            },
-            length: function () {
-                return q.tasks.length;
-            },
-            running: function () {
-                return workers;
-            },
-            idle: function() {
-                return q.tasks.length + workers === 0;
-            },
-            pause: function () {
-                if (q.paused === true) { return; }
-                q.paused = true;
-            },
-            resume: function () {
-                if (q.paused === false) { return; }
-                q.paused = false;
-                // Need to call q.process once per concurrent
-                // worker to preserve full concurrency after pause
-                for (var w = 1; w <= q.concurrency; w++) {
-                    async.setImmediate(q.process);
-                }
-            }
-        };
-        return q;
-    };
-
-    async.priorityQueue = function (worker, concurrency) {
-
-        function _compareTasks(a, b){
-          return a.priority - b.priority;
-        };
-
-        function _binarySearch(sequence, item, compare) {
-          var beg = -1,
-              end = sequence.length - 1;
-          while (beg < end) {
-            var mid = beg + ((end - beg + 1) >>> 1);
-            if (compare(item, sequence[mid]) >= 0) {
-              beg = mid;
-            } else {
-              end = mid - 1;
-            }
-          }
-          return beg;
-        }
-
-        function _insert(q, data, priority, callback) {
-          if (!q.started){
-            q.started = true;
-          }
-          if (!_isArray(data)) {
-              data = [data];
-          }
-          if(data.length == 0) {
-             // call drain immediately if there are no tasks
-             return async.setImmediate(function() {
-                 if (q.drain) {
-                     q.drain();
-                 }
-             });
-          }
-          _each(data, function(task) {
-              var item = {
-                  data: task,
-                  priority: priority,
-                  callback: typeof callback === 'function' ? callback : null
-              };
-
-              q.tasks.splice(_binarySearch(q.tasks, item, _compareTasks) + 1, 0, item);
-
-              if (q.saturated && q.tasks.length === q.concurrency) {
-                  q.saturated();
-              }
-              async.setImmediate(q.process);
-          });
-        }
-
-        // Start with a normal queue
-        var q = async.queue(worker, concurrency);
-
-        // Override push to accept second parameter representing priority
-        q.push = function (data, priority, callback) {
-          _insert(q, data, priority, callback);
-        };
-
-        // Remove unshift function
-        delete q.unshift;
-
-        return q;
-    };
-
-    async.cargo = function (worker, payload) {
-        var working     = false,
-            tasks       = [];
-
-        var cargo = {
-            tasks: tasks,
-            payload: payload,
-            saturated: null,
-            empty: null,
-            drain: null,
-            drained: true,
-            push: function (data, callback) {
-                if (!_isArray(data)) {
-                    data = [data];
-                }
-                _each(data, function(task) {
-                    tasks.push({
-                        data: task,
-                        callback: typeof callback === 'function' ? callback : null
-                    });
-                    cargo.drained = false;
-                    if (cargo.saturated && tasks.length === payload) {
-                        cargo.saturated();
-                    }
-                });
-                async.setImmediate(cargo.process);
-            },
-            process: function process() {
-                if (working) return;
-                if (tasks.length === 0) {
-                    if(cargo.drain && !cargo.drained) cargo.drain();
-                    cargo.drained = true;
-                    return;
-                }
-
-                var ts = typeof payload === 'number'
-                            ? tasks.splice(0, payload)
-                            : tasks.splice(0, tasks.length);
-
-                var ds = _map(ts, function (task) {
-                    return task.data;
-                });
-
-                if(cargo.empty) cargo.empty();
-                working = true;
-                worker(ds, function () {
-                    working = false;
-
-                    var args = arguments;
-                    _each(ts, function (data) {
-                        if (data.callback) {
-                            data.callback.apply(null, args);
-                        }
-                    });
-
-                    process();
-                });
-            },
-            length: function () {
-                return tasks.length;
-            },
-            running: function () {
-                return working;
-            }
-        };
-        return cargo;
-    };
-
-    var _console_fn = function (name) {
-        return function (fn) {
-            var args = Array.prototype.slice.call(arguments, 1);
-            fn.apply(null, args.concat([function (err) {
-                var args = Array.prototype.slice.call(arguments, 1);
-                if (typeof console !== 'undefined') {
-                    if (err) {
-                        if (console.error) {
-                            console.error(err);
-                        }
-                    }
-                    else if (console[name]) {
-                        _each(args, function (x) {
-                            console[name](x);
-                        });
-                    }
-                }
-            }]));
-        };
-    };
-    async.log = _console_fn('log');
-    async.dir = _console_fn('dir');
-    /*async.info = _console_fn('info');
-    async.warn = _console_fn('warn');
-    async.error = _console_fn('error');*/
-
-    async.memoize = function (fn, hasher) {
-        var memo = {};
-        var queues = {};
-        hasher = hasher || function (x) {
-            return x;
-        };
-        var memoized = function () {
-            var args = Array.prototype.slice.call(arguments);
-            var callback = args.pop();
-            var key = hasher.apply(null, args);
-            if (key in memo) {
-                async.nextTick(function () {
-                    callback.apply(null, memo[key]);
-                });
-            }
-            else if (key in queues) {
-                queues[key].push(callback);
-            }
-            else {
-                queues[key] = [callback];
-                fn.apply(null, args.concat([function () {
-                    memo[key] = arguments;
-                    var q = queues[key];
-                    delete queues[key];
-                    for (var i = 0, l = q.length; i < l; i++) {
-                      q[i].apply(null, arguments);
-                    }
-                }]));
-            }
-        };
-        memoized.memo = memo;
-        memoized.unmemoized = fn;
-        return memoized;
-    };
-
-    async.unmemoize = function (fn) {
-      return function () {
-        return (fn.unmemoized || fn).apply(null, arguments);
-      };
-    };
-
-    async.times = function (count, iterator, callback) {
-        var counter = [];
-        for (var i = 0; i < count; i++) {
-            counter.push(i);
-        }
-        return async.map(counter, iterator, callback);
-    };
-
-    async.timesSeries = function (count, iterator, callback) {
-        var counter = [];
-        for (var i = 0; i < count; i++) {
-            counter.push(i);
-        }
-        return async.mapSeries(counter, iterator, callback);
-    };
-
-    async.seq = function (/* functions... */) {
-        var fns = arguments;
-        return function () {
-            var that = this;
-            var args = Array.prototype.slice.call(arguments);
-            var callback = args.pop();
-            async.reduce(fns, args, function (newargs, fn, cb) {
-                fn.apply(that, newargs.concat([function () {
-                    var err = arguments[0];
-                    var nextargs = Array.prototype.slice.call(arguments, 1);
-                    cb(err, nextargs);
-                }]))
-            },
-            function (err, results) {
-                callback.apply(that, [err].concat(results));
-            });
-        };
-    };
-
-    async.compose = function (/* functions... */) {
-      return async.seq.apply(null, Array.prototype.reverse.call(arguments));
-    };
-
-    var _applyEach = function (eachfn, fns /*args...*/) {
-        var go = function () {
-            var that = this;
-            var args = Array.prototype.slice.call(arguments);
-            var callback = args.pop();
-            return eachfn(fns, function (fn, cb) {
-                fn.apply(that, args.concat([cb]));
-            },
-            callback);
-        };
-        if (arguments.length > 2) {
-            var args = Array.prototype.slice.call(arguments, 2);
-            return go.apply(this, args);
-        }
-        else {
-            return go;
-        }
-    };
-    async.applyEach = doParallel(_applyEach);
-    async.applyEachSeries = doSeries(_applyEach);
-
-    async.forever = function (fn, callback) {
-        function next(err) {
-            if (err) {
-                if (callback) {
-                    return callback(err);
-                }
-                throw err;
-            }
-            fn(next);
-        }
-        next();
-    };
-
-    // Node.js
-    if (typeof module !== 'undefined' && module.exports) {
-        module.exports = async;
-    }
-    // AMD / RequireJS
-    else if (typeof define !== 'undefined' && define.amd) {
-        define([], function () {
-            return async;
-        });
-    }
-    // included directly via <script> tag
-    else {
-        root.async = async;
-    }
-
-}());
-
-}).call(this,require('_process'))
-},{"_process":9}],113:[function(require,module,exports){
-(function (global){
-
-var rng;
-
-if (global.crypto && crypto.getRandomValues) {
-  // WHATWG crypto-based RNG - http://wiki.whatwg.org/wiki/Crypto
-  // Moderately fast, high quality
-  var _rnds8 = new Uint8Array(16);
-  rng = function whatwgRNG() {
-    crypto.getRandomValues(_rnds8);
-    return _rnds8;
-  };
-}
-
-if (!rng) {
-  // Math.random()-based (RNG)
-  //
-  // If all else fails, use Math.random().  It's fast, but is of unspecified
-  // quality.
-  var  _rnds = new Array(16);
-  rng = function() {
-    for (var i = 0, r; i < 16; i++) {
-      if ((i & 0x03) === 0) r = Math.random() * 0x100000000;
-      _rnds[i] = r >>> ((i & 0x03) << 3) & 0xff;
-    }
-
-    return _rnds;
-  };
-}
-
-module.exports = rng;
-
-
-}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{}],114:[function(require,module,exports){
-//     uuid.js
-//
-//     Copyright (c) 2010-2012 Robert Kieffer
-//     MIT License - http://opensource.org/licenses/mit-license.php
-
-// Unique ID creation requires a high quality random # generator.  We feature
-// detect to determine the best RNG source, normalizing to a function that
-// returns 128-bits of randomness, since that's what's usually required
-var _rng = require('./rng');
-
-// Maps for number <-> hex string conversion
-var _byteToHex = [];
-var _hexToByte = {};
-for (var i = 0; i < 256; i++) {
-  _byteToHex[i] = (i + 0x100).toString(16).substr(1);
-  _hexToByte[_byteToHex[i]] = i;
-}
-
-// **`parse()` - Parse a UUID into it's component bytes**
-function parse(s, buf, offset) {
-  var i = (buf && offset) || 0, ii = 0;
-
-  buf = buf || [];
-  s.toLowerCase().replace(/[0-9a-f]{2}/g, function(oct) {
-    if (ii < 16) { // Don't overflow!
-      buf[i + ii++] = _hexToByte[oct];
-    }
-  });
-
-  // Zero out remaining bytes if string was short
-  while (ii < 16) {
-    buf[i + ii++] = 0;
-  }
-
-  return buf;
-}
-
-// **`unparse()` - Convert UUID byte array (ala parse()) into a string**
-function unparse(buf, offset) {
-  var i = offset || 0, bth = _byteToHex;
-  return  bth[buf[i++]] + bth[buf[i++]] +
-          bth[buf[i++]] + bth[buf[i++]] + '-' +
-          bth[buf[i++]] + bth[buf[i++]] + '-' +
-          bth[buf[i++]] + bth[buf[i++]] + '-' +
-          bth[buf[i++]] + bth[buf[i++]] + '-' +
-          bth[buf[i++]] + bth[buf[i++]] +
-          bth[buf[i++]] + bth[buf[i++]] +
-          bth[buf[i++]] + bth[buf[i++]];
-}
-
-// **`v1()` - Generate time-based UUID**
-//
-// Inspired by https://github.com/LiosK/UUID.js
-// and http://docs.python.org/library/uuid.html
-
-// random #'s we need to init node and clockseq
-var _seedBytes = _rng();
-
-// Per 4.5, create and 48-bit node id, (47 random bits + multicast bit = 1)
-var _nodeId = [
-  _seedBytes[0] | 0x01,
-  _seedBytes[1], _seedBytes[2], _seedBytes[3], _seedBytes[4], _seedBytes[5]
-];
-
-// Per 4.2.2, randomize (14 bit) clockseq
-var _clockseq = (_seedBytes[6] << 8 | _seedBytes[7]) & 0x3fff;
-
-// Previous uuid creation time
-var _lastMSecs = 0, _lastNSecs = 0;
-
-// See https://github.com/broofa/node-uuid for API details
-function v1(options, buf, offset) {
-  var i = buf && offset || 0;
-  var b = buf || [];
-
-  options = options || {};
-
-  var clockseq = options.clockseq !== undefined ? options.clockseq : _clockseq;
-
-  // UUID timestamps are 100 nano-second units since the Gregorian epoch,
-  // (1582-10-15 00:00).  JSNumbers aren't precise enough for this, so
-  // time is handled internally as 'msecs' (integer milliseconds) and 'nsecs'
-  // (100-nanoseconds offset from msecs) since unix epoch, 1970-01-01 00:00.
-  var msecs = options.msecs !== undefined ? options.msecs : new Date().getTime();
-
-  // Per 4.2.1.2, use count of uuid's generated during the current clock
-  // cycle to simulate higher resolution clock
-  var nsecs = options.nsecs !== undefined ? options.nsecs : _lastNSecs + 1;
-
-  // Time since last uuid creation (in msecs)
-  var dt = (msecs - _lastMSecs) + (nsecs - _lastNSecs)/10000;
-
-  // Per 4.2.1.2, Bump clockseq on clock regression
-  if (dt < 0 && options.clockseq === undefined) {
-    clockseq = clockseq + 1 & 0x3fff;
-  }
-
-  // Reset nsecs if clock regresses (new clockseq) or we've moved onto a new
-  // time interval
-  if ((dt < 0 || msecs > _lastMSecs) && options.nsecs === undefined) {
-    nsecs = 0;
-  }
-
-  // Per 4.2.1.2 Throw error if too many uuids are requested
-  if (nsecs >= 10000) {
-    throw new Error('uuid.v1(): Can\'t create more than 10M uuids/sec');
-  }
-
-  _lastMSecs = msecs;
-  _lastNSecs = nsecs;
-  _clockseq = clockseq;
-
-  // Per 4.1.4 - Convert from unix epoch to Gregorian epoch
-  msecs += 12219292800000;
-
-  // `time_low`
-  var tl = ((msecs & 0xfffffff) * 10000 + nsecs) % 0x100000000;
-  b[i++] = tl >>> 24 & 0xff;
-  b[i++] = tl >>> 16 & 0xff;
-  b[i++] = tl >>> 8 & 0xff;
-  b[i++] = tl & 0xff;
-
-  // `time_mid`
-  var tmh = (msecs / 0x100000000 * 10000) & 0xfffffff;
-  b[i++] = tmh >>> 8 & 0xff;
-  b[i++] = tmh & 0xff;
-
-  // `time_high_and_version`
-  b[i++] = tmh >>> 24 & 0xf | 0x10; // include version
-  b[i++] = tmh >>> 16 & 0xff;
-
-  // `clock_seq_hi_and_reserved` (Per 4.2.2 - include variant)
-  b[i++] = clockseq >>> 8 | 0x80;
-
-  // `clock_seq_low`
-  b[i++] = clockseq & 0xff;
-
-  // `node`
-  var node = options.node || _nodeId;
-  for (var n = 0; n < 6; n++) {
-    b[i + n] = node[n];
-  }
-
-  return buf ? buf : unparse(b);
-}
-
-// **`v4()` - Generate random UUID**
-
-// See https://github.com/broofa/node-uuid for API details
-function v4(options, buf, offset) {
-  // Deprecated - 'format' argument, as supported in v1.2
-  var i = buf && offset || 0;
-
-  if (typeof(options) == 'string') {
-    buf = options == 'binary' ? new Array(16) : null;
-    options = null;
-  }
-  options = options || {};
-
-  var rnds = options.random || (options.rng || _rng)();
-
-  // Per 4.4, set bits for version and `clock_seq_hi_and_reserved`
-  rnds[6] = (rnds[6] & 0x0f) | 0x40;
-  rnds[8] = (rnds[8] & 0x3f) | 0x80;
-
-  // Copy bytes to buffer, if provided
-  if (buf) {
-    for (var ii = 0; ii < 16; ii++) {
-      buf[i + ii] = rnds[ii];
-    }
-  }
-
-  return buf || unparse(rnds);
-}
-
-// Export public API
-var uuid = v4;
-uuid.v1 = v1;
-uuid.v4 = v4;
-uuid.parse = parse;
-uuid.unparse = unparse;
-
-module.exports = uuid;
-
-},{"./rng":113}],115:[function(require,module,exports){
-// created by @HenrikJoreteg
-var prefix;
-var version;
-
-if (window.mozRTCPeerConnection || navigator.mozGetUserMedia) {
-    prefix = 'moz';
-    version = parseInt(navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1], 10);
-} else if (window.webkitRTCPeerConnection || navigator.webkitGetUserMedia) {
-    prefix = 'webkit';
-    version = navigator.userAgent.match(/Chrom(e|ium)/) && parseInt(navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./)[2], 10);
-}
-
-var PC = window.mozRTCPeerConnection || window.webkitRTCPeerConnection;
-var IceCandidate = window.mozRTCIceCandidate || window.RTCIceCandidate;
-var SessionDescription = window.mozRTCSessionDescription || window.RTCSessionDescription;
-var MediaStream = window.webkitMediaStream || window.MediaStream;
-var screenSharing = window.location.protocol === 'https:' &&
-    ((prefix === 'webkit' && version >= 26) ||
-     (prefix === 'moz' && version >= 33))
-var AudioContext = window.AudioContext || window.webkitAudioContext;
-var videoEl = document.createElement('video');
-var supportVp8 = videoEl && videoEl.canPlayType && videoEl.canPlayType('video/webm; codecs="vp8", vorbis') === "probably";
-var getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.msGetUserMedia || navigator.mozGetUserMedia;
-
-// export support flags and constructors.prototype && PC
-module.exports = {
-    prefix: prefix,
-    browserVersion: version,
-    support: !!PC && supportVp8 && !!getUserMedia,
-    // new support style
-    supportRTCPeerConnection: !!PC,
-    supportVp8: supportVp8,
-    supportGetUserMedia: !!getUserMedia,
-    supportDataChannel: !!(PC && PC.prototype && PC.prototype.createDataChannel),
-    supportWebAudio: !!(AudioContext && AudioContext.prototype.createMediaStreamSource),
-    supportMediaStream: !!(MediaStream && MediaStream.prototype.removeTrack),
-    supportScreenSharing: !!screenSharing,
-    // old deprecated style. Dont use this anymore
-    dataChannel: !!(PC && PC.prototype && PC.prototype.createDataChannel),
-    webAudio: !!(AudioContext && AudioContext.prototype.createMediaStreamSource),
-    mediaStream: !!(MediaStream && MediaStream.prototype.removeTrack),
-    screenSharing: !!screenSharing,
-    // constructors
-    AudioContext: AudioContext,
-    PeerConnection: PC,
-    SessionDescription: SessionDescription,
-    IceCandidate: IceCandidate,
-    MediaStream: MediaStream,
-    getUserMedia: getUserMedia
-};
-
-},{}],116:[function(require,module,exports){
-/*
-WildEmitter.js is a slim little event emitter by @henrikjoreteg largely based 
-on @visionmedia's Emitter from UI Kit.
-
-Why? I wanted it standalone.
-
-I also wanted support for wildcard emitters like this:
-
-emitter.on('*', function (eventName, other, event, payloads) {
-    
-});
-
-emitter.on('somenamespace*', function (eventName, payloads) {
-    
-});
-
-Please note that callbacks triggered by wildcard registered events also get 
-the event name as the first argument.
-*/
-module.exports = WildEmitter;
-
-function WildEmitter() {
-    this.isWildEmitter = true;
-    this.callbacks = {};
-}
-
-// Listen on the given `event` with `fn`. Store a group name if present.
-WildEmitter.prototype.on = function (event, groupName, fn) {
-    var hasGroup = (arguments.length === 3),
-        group = hasGroup ? arguments[1] : undefined,
-        func = hasGroup ? arguments[2] : arguments[1];
-    func._groupName = group;
-    (this.callbacks[event] = this.callbacks[event] || []).push(func);
-    return this;
-};
-
-// Adds an `event` listener that will be invoked a single
-// time then automatically removed.
-WildEmitter.prototype.once = function (event, groupName, fn) {
-    var self = this,
-        hasGroup = (arguments.length === 3),
-        group = hasGroup ? arguments[1] : undefined,
-        func = hasGroup ? arguments[2] : arguments[1];
-    function on() {
-        self.off(event, on);
-        func.apply(this, arguments);
-    }
-    this.on(event, group, on);
-    return this;
-};
-
-// Unbinds an entire group
-WildEmitter.prototype.releaseGroup = function (groupName) {
-    var item, i, len, handlers;
-    for (item in this.callbacks) {
-        handlers = this.callbacks[item];
-        for (i = 0, len = handlers.length; i < len; i++) {
-            if (handlers[i]._groupName === groupName) {
-                //console.log('removing');
-                // remove it and shorten the array we're looping through
-                handlers.splice(i, 1);
-                i--;
-                len--;
-            }
-        }
-    }
-    return this;
-};
-
-// Remove the given callback for `event` or all
-// registered callbacks.
-WildEmitter.prototype.off = function (event, fn) {
-    var callbacks = this.callbacks[event],
-        i;
-
-    if (!callbacks) return this;
-
-    // remove all handlers
-    if (arguments.length === 1) {
-        delete this.callbacks[event];
-        return this;
-    }
-
-    // remove specific handler
-    i = callbacks.indexOf(fn);
-    callbacks.splice(i, 1);
-    if (callbacks.length === 0) {
-        delete this.callbacks[event];
-    }
-    return this;
-};
-
-/// Emit `event` with the given args.
-// also calls any `*` handlers
-WildEmitter.prototype.emit = function (event) {
-    var args = [].slice.call(arguments, 1),
-        callbacks = this.callbacks[event],
-        specialCallbacks = this.getWildcardCallbacks(event),
-        i,
-        len,
-        item,
-        listeners;
-
-    if (callbacks) {
-        listeners = callbacks.slice();
-        for (i = 0, len = listeners.length; i < len; ++i) {
-            if (listeners[i]) {
-                listeners[i].apply(this, args);
-            } else {
-                break;
-            }
-        }
-    }
-
-    if (specialCallbacks) {
-        len = specialCallbacks.length;
-        listeners = specialCallbacks.slice();
-        for (i = 0, len = listeners.length; i < len; ++i) {
-            if (listeners[i]) {
-                listeners[i].apply(this, [event].concat(args));
-            } else {
-                break;
-            }
-        }
-    }
-
-    return this;
-};
-
-// Helper for for finding special wildcard event handlers that match the event
-WildEmitter.prototype.getWildcardCallbacks = function (eventName) {
-    var item,
-        split,
-        result = [];
-
-    for (item in this.callbacks) {
-        split = item.split('*');
-        if (item === '*' || (split.length === 2 && eventName.slice(0, split[0].length) === split[0])) {
-            result = result.concat(this.callbacks[item]);
-        }
-    }
-    return result;
-};
-
-},{}],117:[function(require,module,exports){
-'use strict';
-
-var extend = require('lodash.assign');
-var uuid = require('uuid');
-var ltx = require('ltx');
-
-var types = require('./lib/types');
-var helpers = require('./lib/helpers');
-var stanzaConstructor = require('./lib/stanza');
-
-
-function JXT() {
-    this._LOOKUP = {};
-    this._LOOKUP_EXT = {};
-    this._TAGS = {};
-    this._CB_DEFINITION = {};
-    this._CB_TAG = {};
-    this._ID = uuid.v4();
-    this.utils = extend({}, types, helpers);
-}
-
-JXT.prototype.use = function (init) {
-    if (!init['__JXT_LOADED_' + this._ID]) {
-        init(this);
-    }
-    init['__JXT_LOADED_' + this._ID] = true;
-    return this;
-};
-
-JXT.prototype.getDefinition = function (el, ns, required) {
-    var JXTClass = this._LOOKUP[ns + '|' + el];
-    if (required && !JXTClass) {
-        throw new Error('Could not find definition for <' + el + ' xmlns="' + ns + '" />');
-    }
-    return JXTClass;
-};
-
-JXT.prototype.getExtensions = function (el, ns) {
-    return this._LOOKUP_EXT[ns + '|' + el] || {};
-};
-
-JXT.prototype.withDefinition = function (el, ns, cb) {
-    var name = ns + '|' + el;
-    if (!this._CB_DEFINITION[name]) {
-        this._CB_DEFINITION[name] = [];
-    }
-    this._CB_DEFINITION[name].push(cb);
-
-    if (this._LOOKUP[name]) {
-        cb(this._LOOKUP[name]);
-    }
-};
-
-JXT.prototype.withTag = function (tag, cb) {
-    if (!this._CB_TAG[tag]) {
-        this._CB_TAG[tag] = [];
-    }
-    this._CB_TAG[tag].push(cb);
-
-    this.tagged(tag).forEach(function (stanza) {
-        cb(stanza);
-    });
-};
-
-JXT.prototype.tagged = function (tag) {
-    return this._TAGS[tag] || [];
-};
-
-JXT.prototype.build = function (xml) {
-    var JXTClass = this.getDefinition(xml.localName, xml.namespaceURI);
-    if (JXTClass) {
-        return new JXTClass(null, xml);
-    }
-};
-
-JXT.prototype.parse = function (str) {
-    var xml = ltx.parse(str);
-    if (xml.nodeType !== 1) {
-        return;
-    }
-
-    return this.build(xml);
-};
-
-JXT.prototype.extend = function (ParentJXT, ChildJXT, multiName, hideSingle) {
-    var parentName = ParentJXT.prototype._NS + '|' + ParentJXT.prototype._EL;
-    var name = ChildJXT.prototype._name;
-    var qName = ChildJXT.prototype._NS + '|' + ChildJXT.prototype._EL;
-
-    this._LOOKUP[qName] = ChildJXT;
-    if (!this._LOOKUP_EXT[qName]) {
-        this._LOOKUP_EXT[qName] = {};
-    }
-    if (!this._LOOKUP_EXT[parentName]) {
-        this._LOOKUP_EXT[parentName] = {};
-    }
-    this._LOOKUP_EXT[parentName][name] = ChildJXT;
-
-    if (!multiName || (multiName && !hideSingle)) {
-        this.add(ParentJXT, name, types.extension(ChildJXT));
-    }
-    if (multiName) {
-        this.add(ParentJXT, multiName, types.multiExtension(ChildJXT));
-    }
-};
-
-JXT.prototype.add = function (ParentJXT, fieldName, field) {
-    field.enumerable = true;
-    Object.defineProperty(ParentJXT.prototype, fieldName, field);
-};
-
-JXT.prototype.define = function (opts) {
-    var self = this;
-
-    var Stanza = stanzaConstructor(this, opts);
-
-    var ns = Stanza.prototype._NS;
-    var el = Stanza.prototype._EL;
-    var tags = Stanza.prototype._TAGS;
-
-    var name = ns + '|' + el;
-    this._LOOKUP[name] = Stanza;
-
-    tags.forEach(function (tag) {
-        if (!self._TAGS[tag]) {
-            self._TAGS[tag] = [];
-        }
-        self._TAGS[tag].push(Stanza);
-    });
-
-    var fieldNames = Object.keys(opts.fields || {});
-    fieldNames.forEach(function (fieldName) {
-        self.add(Stanza, fieldName, opts.fields[fieldName]);
-    });
-
-    if (this._CB_DEFINITION[name]) {
-        this._CB_DEFINITION[name].forEach(function (handler) {
-            handler(Stanza);
-        });
-    }
-
-    tags.forEach(function (tag) {
-        if (self._CB_TAG[tag]) {
-            self._CB_TAG[tag].forEach(function (handler) {
-                handler(Stanza);
-            });
-        }
-    });
-
-    return Stanza;
-};
-
-
-// Expose methods on the required module itself
-
-
-JXT.createRegistry = function () {
-    return new JXT();
-};
-
-extend(JXT, helpers);
-extend(JXT, types);
-
-// Compatibility shim for JXT 1.x
-
-var globalJXT = new JXT();
-
-JXT.define = globalJXT.define.bind(globalJXT);
-JXT.extend = globalJXT.extend.bind(globalJXT);
-JXT.add = globalJXT.add.bind(globalJXT);
-JXT.parse = globalJXT.parse.bind(globalJXT);
-JXT.build = globalJXT.build.bind(globalJXT);
-JXT.getExtensions = globalJXT.getExtensions.bind(globalJXT);
-JXT.getDefinition = globalJXT.getDefinition.bind(globalJXT);
-JXT.withDefinition = globalJXT.withDefinition.bind(globalJXT);
-JXT.withTag = globalJXT.withTag.bind(globalJXT);
-JXT.tagged = globalJXT.tagged.bind(globalJXT);
-
-JXT.getGlobalJXT = function () {
-    return globalJXT;
-};
-
-module.exports = JXT;
-
-},{"./lib/helpers":118,"./lib/stanza":119,"./lib/types":120,"lodash.assign":121,"ltx":134,"uuid":139}],118:[function(require,module,exports){
-'use strict';
-
-var ltx = require('ltx');
-
-var XML_NS = exports.XML_NS = 'http://www.w3.org/XML/1998/namespace';
-
-
-exports.createElement = function (NS, name, parentNS) {
-    var el = new ltx.Element(name);
-    if (!parentNS || parentNS !== NS) {
-        exports.setAttribute(el, 'xmlns', NS);
-    }
-    return el;
-};
-
-var find = exports.find = function (xml, NS, selector) {
-    var results = [];
-    var children = xml.getElementsByTagName(selector);
-    for (var i = 0, len = children.length; i < len; i++) {
-        var child = children[i];
-        if (child.namespaceURI === NS && child.parentNode === xml) {
-            results.push(child);
-        }
-    }
-    return results;
-};
-
-exports.findOrCreate = function (xml, NS, selector) {
-    var existing = exports.find(xml, NS, selector);
-    if (existing.length) {
-        return existing[0];
-    } else {
-        var created = exports.createElement(NS, selector, xml.namespaceURI);
-        xml.appendChild(created);
-        return created;
-    }
-};
-
-exports.getAttribute = function (xml, attr, defaultVal) {
-    return xml.getAttribute(attr) || defaultVal || '';
-};
-
-exports.getAttributeNS = function (xml, NS, attr, defaultVal) {
-    return xml.getAttributeNS(NS, attr) || defaultVal || '';
-};
-
-exports.setAttribute = function (xml, attr, value, force) {
-    if (value || force) {
-        xml.setAttribute(attr, value);
-    } else {
-        xml.removeAttribute(attr);
-    }
-};
-
-exports.setAttributeNS = function (xml, NS, attr, value, force) {
-    if (value || force) {
-        xml.setAttributeNS(NS, attr, value);
-    } else {
-        xml.removeAttributeNS(NS, attr);
-    }
-};
-
-exports.getBoolAttribute = function (xml, attr, defaultVal) {
-    var val = xml.getAttribute(attr) || defaultVal || '';
-    return val === 'true' || val === '1';
-};
-
-exports.setBoolAttribute = function (xml, attr, value) {
-    if (value) {
-        xml.setAttribute(attr, '1');
-    } else {
-        xml.removeAttribute(attr);
-    }
-};
-
-exports.getSubAttribute = function (xml, NS, sub, attr, defaultVal) {
-    var subs = find(xml, NS, sub);
-    if (!subs) {
-        return '';
-    }
-
-    for (var i = 0; i < subs.length; i++) {
-        return subs[i].getAttribute(attr) || defaultVal || '';
-    }
-
-    return '';
-};
-
-exports.setSubAttribute = function (xml, NS, sub, attr, value) {
-    var subs = find(xml, NS, sub);
-    if (!subs.length) {
-        if (value) {
-            sub = exports.createElement(NS, sub, xml.namespaceURI);
-            sub.setAttribute(attr, value);
-            xml.appendChild(sub);
-        }
-    } else {
-        for (var i = 0; i < subs.length; i++) {
-            if (value) {
-                subs[i].setAttribute(attr, value);
-                return;
-            } else {
-                subs[i].removeAttribute(attr);
-            }
-        }
-    }
-};
-
-exports.getBoolSubAttribute = function (xml, NS, sub, attr, defaultVal) {
-    var val = xml.getSubAttribute(NS, sub, attr) || defaultVal || '';
-    return val === 'true' || val === '1';
-};
-
-exports.setBoolSubAttribute = function (xml, NS, sub, attr, value) {
-    value = value ? '1' : '';
-    exports.setSubAttribute(xml, NS, sub, attr, value);
-};
-
-exports.getText = function (xml) {
-    return xml.textContent;
-};
-
-exports.setText = function (xml, value) {
-    xml.textContent = value;
-};
-
-exports.getSubText = exports.getTextSub = function (xml, NS, element, defaultVal) {
-    var subs = find(xml, NS, element);
-
-    defaultVal = defaultVal || '';
-
-    if (!subs.length) {
-        return defaultVal;
-    }
-
-    return subs[0].textContent || defaultVal;
-};
-
-exports.setSubText = exports.setTextSub = function (xml, NS, element, value) {
-    var subs = find(xml, NS, element);
-    if (subs.length) {
-        for (var i = 0; i < subs.length; i++) {
-            xml.removeChild(subs[i]);
-        }
-    }
-
-    if (value) {
-        var sub = exports.createElement(NS, element, xml.namespaceURI);
-        if (value !== true) {
-            sub.textContent = value;
-        }
-        xml.appendChild(sub);
-    }
-};
-
-exports.getMultiSubText = function (xml, NS, element, extractor) {
-    var subs = find(xml, NS, element);
-    var results = [];
-
-    extractor = extractor || function (sub) {
-        return sub.textContent || '';
-    };
-
-    for (var i = 0; i < subs.length; i++) {
-        results.push(extractor(subs[i]));
-    }
-
-    return results;
-};
-
-exports.setMultiSubText = function (xml, NS, element, value, builder) {
-    var subs = find(xml, NS, element);
-    var values = [];
-    builder = builder || function (value) {
-        if (value) {
-            var sub = exports.createElement(NS, element, xml.namespaceURI);
-            sub.textContent = value;
-            xml.appendChild(sub);
-        }
-    };
-    if (typeof value === 'string') {
-        values = (value || '').split('\n');
-    } else {
-        values = value;
-    }
-
-    var i, len;
-    for(i = 0, len = subs.length; i < len; i++) {
-        xml.removeChild(subs[i]);
-    }
-
-    for(i = 0, len = values.length; i < len; i++) {
-        builder(values[i]);
-    }
-};
-
-exports.getMultiSubAttribute = function (xml, NS, element, attr) {
-    return exports.getMultiSubText(xml, NS, element, function (sub) {
-        return exports.getAttribute(sub, attr);
-    });
-};
-
-exports.setMultiSubAttribute = function (xml, NS, element, attr, value) {
-    exports.setMultiSubText(xml, NS, element, value, function (val) {
-        var sub = exports.createElement(NS, element, xml.namespaceURI);
-        exports.setAttribute(sub, attr, val);
-        xml.appendChild(sub);
-    });
-};
-
-exports.getSubLangText = function (xml, NS, element, defaultLang) {
-    var subs = find(xml, NS, element);
-    if (!subs.length) {
-        return {};
-    }
-
-    var lang, sub;
-    var results = {};
-    var langs = [];
-
-    for (var i = 0; i < subs.length; i++) {
-        sub = subs[i];
-        lang = sub.getAttributeNS(XML_NS, 'lang') || defaultLang;
-        langs.push(lang);
-        results[lang] = sub.textContent || '';
-    }
-
-    return results;
-};
-
-exports.setSubLangText = function (xml, NS, element, value, defaultLang) {
-    var sub, lang;
-    var subs = find(xml, NS, element);
-    if (subs.length) {
-        for (var i = 0; i < subs.length; i++) {
-            xml.removeChild(subs[i]);
-        }
-    }
-
-    if (typeof value === 'string') {
-        sub = exports.createElement(NS, element, xml.namespaceURI);
-        sub.textContent = value;
-        xml.appendChild(sub);
-    } else if (typeof value === 'object') {
-        for (lang in value) {
-            if (value.hasOwnProperty(lang)) {
-                sub = exports.createElement(NS, element, xml.namespaceURI);
-                if (lang !== defaultLang) {
-                    sub.setAttributeNS(XML_NS, 'lang', lang);
-                }
-                sub.textContent = value[lang];
-                xml.appendChild(sub);
-            }
-        }
-    }
-};
-
-exports.getBoolSub = function (xml, NS, element) {
-    var subs = find(xml, NS, element);
-    return !!subs.length;
-};
-
-exports.setBoolSub = function (xml, NS, element, value) {
-    var subs = find(xml, NS, element);
-    if (!subs.length) {
-        if (value) {
-            var sub = exports.createElement(NS, element, xml.namespaceURI);
-            xml.appendChild(sub);
-        }
-    } else {
-        for (var i = 0; i < subs.length; i++) {
-            if (value) {
-                return;
-            } else {
-                xml.removeChild(subs[i]);
-            }
-        }
-    }
-};
-
-},{"ltx":134}],119:[function(require,module,exports){
-'use strict';
-
-var helpers = require('./helpers');
-var extend = require('lodash.assign');
-
-
-var EXCLUDE = {
-    constructor: true,
-    parent: true,
-    prototype: true,
-    toJSON: true,
-    toString: true,
-    xml: true
-};
-
-
-module.exports = function (JXT, opts) {
-    function Stanza(data, xml, parent) {
-        var self = this;
-
-        var parentNode = (xml || {}).parentNode || (parent || {}).xml;
-        var parentNS = (parentNode || {}).namespaceURI;
-
-        self.xml = xml || helpers.createElement(self._NS, self._EL, parentNS);
-
-        Object.keys(self._PREFIXES).forEach(function (prefix) {
-            var namespace = self._PREFIXES[prefix];
-            self.xml.setAttribute('xmlns:' + prefix, namespace);
-        });
-
-        self._extensions = {};
-
-        for (var i = 0, len = self.xml.childNodes.length; i < len; i++) {
-            var child = self.xml.childNodes[i];
-            var ChildJXT = JXT.getDefinition(child.localName, child.namespaceURI);
-            if (ChildJXT !== undefined) {
-                var name = ChildJXT.prototype._name;
-                self._extensions[name] = new ChildJXT(null, child);
-                self._extensions[name].parent = self;
-            }
-        }
-
-        extend(self, data);
-
-        if (opts.init) {
-            opts.init.apply(self, [data]);
-        }
-
-        return self;
-    }
-
-
-    Stanza.prototype._name = opts.name;
-    Stanza.prototype._eventname = opts.eventName;
-    Stanza.prototype._NS = opts.namespace;
-    Stanza.prototype._EL = opts.element || opts.name;
-    Stanza.prototype._PREFIXES = opts.prefixes || {};
-    Stanza.prototype._TAGS = opts.tags || [];
-
-    Stanza.prototype.toString = function () {
-        return this.xml.toString();
-    };
-
-    Stanza.prototype.toJSON = function () {
-        var prop;
-        var result = {};
-
-        for (prop in this._extensions) {
-            if (this._extensions[prop].toJSON && prop[0] !== '_') {
-                result[prop] = this._extensions[prop].toJSON();
-            }
-        }
-
-        for (prop in this) {
-            var allowedName = !EXCLUDE[prop] && prop[0] !== '_';
-            var isExtensionName = JXT.getExtensions(this._EL, this._NS)[prop];
-
-            if (allowedName && !isExtensionName) {
-                var val = this[prop];
-                if (typeof val === 'function') {
-                    continue;
-                }
-                var type = Object.prototype.toString.call(val);
-                if (type.indexOf('Object') >= 0) {
-                    if (Object.keys(val).length > 0) {
-                        result[prop] = val;
-                    }
-                } else if (type.indexOf('Array') >= 0) {
-                    if (val.length > 0) {
-                        var vals = [];
-                        var len = val.length;
-                        for (var n = 0; n < len; n++) {
-                            var nval = val[n];
-                            if (typeof nval !== 'undefined') {
-                                if (nval.toJSON !== undefined) {
-                                    vals.push(nval.toJSON());
-                                } else {
-                                    vals.push(nval);
-                                }
-                            }
-                        }
-                        result[prop] = vals;
-                    }
-                } else if (val !== undefined && val !== false && val !== '') {
-                    result[prop] = val;
-                }
-            }
-        }
-
-        return result;
-    };
-
-    return Stanza;
-};
-
-},{"./helpers":118,"lodash.assign":121}],120:[function(require,module,exports){
-(function (Buffer){
-'use strict';
-
-var helpers = require('./helpers');
-var extend = require('lodash.assign');
-
-var find = helpers.find;
-var createElement = helpers.createElement;
-
-
-var field = exports.field = function (getter, setter) {
-    return function () {
-        var args = Array.prototype.slice.call(arguments);
-        return {
-            get: function () {
-                return getter.apply(null, [this.xml].concat(args));
-            },
-            set: function (value) {
-                setter.apply(null, ([this.xml].concat(args)).concat([value]));
-            }
-        };
-    };
-};
-
-exports.boolAttribute = field(
-    helpers.getBoolAttribute,
-    helpers.setBoolAttribute);
-
-exports.subAttribute = field(
-    helpers.getSubAttribute,
-    helpers.setSubAttribute);
-
-exports.boolSubAttribute = field(
-    helpers.getSubBoolAttribute,
-    helpers.setSubBoolAttribute);
-
-exports.text = field(
-    helpers.getText,
-    helpers.setText);
-
-exports.textSub = exports.subText = field(
-    helpers.getSubText,
-    helpers.setSubText);
-
-exports.multiTextSub = exports.multiSubText = field(
-    helpers.getMultiSubText,
-    helpers.setMultiSubText);
-
-exports.multiSubAttribute  = field(
-    helpers.getMultiSubAttribute,
-    helpers.setMultiSubAttribute);
-
-exports.langTextSub = exports.subLangText = field(
-    helpers.getSubLangText,
-    helpers.setSubLangText);
-
-exports.boolSub = field(
-    helpers.getBoolSub,
-    helpers.setBoolSub);
-
-exports.langAttribute = field(
-    function (xml) {
-        return xml.getAttributeNS(helpers.XML_NS, 'lang') || '';
-    },
-    function (xml, value) {
-        xml.setAttributeNS(helpers.XML_NS, 'lang', value);
-    }
-);
-
-exports.b64Text = field(
-    function (xml) {
-        if (xml.textContent && xml.textContent !== '=') {
-            return new Buffer(xml.textContent, 'base64');
-        }
-        return '';
-    },
-    function (xml, value) {
-        if (typeof value === 'string') {
-            var b64 = (new Buffer(value)).toString('base64');
-            xml.textContent = b64 || '=';
-        } else {
-            xml.textContent = '';
-        }
-    }
-);
-
-exports.dateAttribute = function (attr, now) {
-    return {
-        get: function () {
-            var data = helpers.getAttribute(this.xml, attr);
-            if (data) {
-                return new Date(data);
-            }
-            if (now) {
-                return new Date(Date.now());
-            }
-        },
-        set: function (value) {
-            if (!value) {
-                return;
-            }
-            if (typeof value !== 'string') {
-                value = value.toISOString();
-            }
-            helpers.setAttribute(this.xml, attr, value);
-        }
-    };
-};
-
-exports.dateSub = function (NS, sub, now) {
-    return {
-        get: function () {
-            var data = helpers.getSubText(this.xml, NS, sub);
-            if (data) {
-                return new Date(data);
-            }
-            if (now) {
-                return new Date(Date.now());
-            }
-        },
-        set: function (value) {
-            if (!value) {
-                return;
-            }
-            if (typeof value !== 'string') {
-                value = value.toISOString();
-            }
-            helpers.setSubText(this.xml, NS, sub, value);
-        }
-    };
-};
-
-exports.dateSubAttribute = function (NS, sub, attr, now) {
-    return {
-        get: function () {
-            var data = helpers.getSubAttribute(this.xml, NS, sub, attr);
-            if (data) {
-                return new Date(data);
-            }
-            if (now) {
-                return new Date(Date.now());
-            }
-        },
-        set: function (value) {
-            if (!value) {
-                return;
-            }
-            if (typeof value !== 'string') {
-                value = value.toISOString();
-            }
-            helpers.setSubAttribute(this.xml, NS, sub, attr, value);
-        }
-    };
-};
-
-exports.numberAttribute = function (attr, isFloat, defaultVal) {
-    return {
-        get: function () {
-            var parse = isFloat ? parseFloat : parseInt;
-            var data = helpers.getAttribute(this.xml, attr, '');
-            if (!data) {
-                return defaultVal;
-            }
-            var parsed = parse(data, 10);
-            if (isNaN(parsed)) {
-                return defaultVal;
-            }
-
-            return parsed;
-        },
-        set: function (value) {
-            helpers.setAttribute(this.xml, attr, value.toString());
-        }
-    };
-};
-
-exports.numberSub = function (NS, sub, isFloat, defaultVal) {
-    return {
-        get: function () {
-            var parse = isFloat ? parseFloat : parseInt;
-            var data = helpers.getSubText(this.xml, NS, sub, '');
-            if (!data) {
-                return defaultVal;
-            }
-
-            var parsed = parse(data, 10);
-            if (isNaN(parsed)) {
-                return defaultVal;
-            }
-
-            return parsed;
-        },
-        set: function (value) {
-            helpers.setSubText(this.xml, NS, sub, value.toString());
-        }
-    };
-};
-
-exports.attribute = function (name, defaultVal) {
-    return {
-        get: function () {
-            return helpers.getAttribute(this.xml, name, defaultVal);
-        },
-        set: function (value) {
-            helpers.setAttribute(this.xml, name, value);
-        }
-    };
-};
-
-exports.attributeNS = function (NS, name, defaultVal) {
-    return {
-        get: function () {
-            return helpers.getAttributeNS(this.xml, NS, name, defaultVal);
-        },
-        set: function (value) {
-            helpers.setAttributeNS(this.xml, NS, name, value);
-        }
-    };
-};
-
-exports.extension = function (ChildJXT) {
-    return {
-        get: function () {
-            var self = this;
-            var name = ChildJXT.prototype._name;
-            if (!this._extensions[name]) {
-                var existing = find(this.xml, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
-                if (!existing.length) {
-                    this._extensions[name] = new ChildJXT({}, null, self);
-                    this.xml.appendChild(this._extensions[name].xml);
-                } else {
-                    this._extensions[name] = new ChildJXT(null, existing[0], self);
-                }
-                this._extensions[name].parent = this;
-            }
-            return this._extensions[name];
-        },
-        set: function (value) {
-            if (value) {
-                var child = this[ChildJXT.prototype._name];
-                if (value === true) {
-                    value = {};
-                }
-                extend(child, value);
-            }
-        }
-    };
-};
-
-exports.multiExtension = function (ChildJXT) {
-    return {
-        get: function () {
-            var self = this;
-            var data = find(this.xml, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
-            var results = [];
-
-            for (var i = 0, len = data.length; i < len; i++) {
-                results.push(new ChildJXT({}, data[i], self));
-            }
-
-            return results;
-        },
-        set: function (value) {
-            value = value || [];
-
-            var self = this;
-            var existing = find(this.xml, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
-
-            var i, len;
-            for (i = 0, len = existing.length; i < len; i++) {
-                self.xml.removeChild(existing[i]);
-            }
-
-            for (i = 0, len = value.length; i < len; i++) {
-                var content = new ChildJXT(value[i], null, self);
-                self.xml.appendChild(content.xml);
-            }
-        }
-    };
-};
-
-exports.enumSub = function (NS, enumValues) {
-    return {
-        get: function () {
-            var self = this;
-            var result = [];
-            enumValues.forEach(function (enumVal) {
-                var exists = find(self.xml, NS, enumVal);
-                if (exists.length) {
-                    result.push(exists[0].nodeName);
-                }
-            });
-            return result[0] || '';
-        },
-        set: function (value) {
-            var self = this;
-            var alreadyExists = false;
-
-            enumValues.forEach(function (enumVal) {
-                var elements = find(self.xml, NS, enumVal);
-                if (elements.length) {
-                    if (enumVal === value) {
-                        alreadyExists = true;
-                    } else {
-                        self.xml.removeChild(elements[0]);
-                    }
-                }
-            });
-
-            if (value && !alreadyExists) {
-                var condition = createElement(NS, value);
-                this.xml.appendChild(condition);
-            }
-        }
-    };
-};
-
-exports.subExtension = function (name, NS, sub, ChildJXT) {
-    return {
-        get: function () {
-            if (!this._extensions[name]) {
-                var wrapper = find(this.xml, NS, sub);
-                if (!wrapper.length) {
-                    wrapper= createElement(NS, sub, this._NS);
-                    this.xml.appendChild(wrapper);
-                } else {
-                    wrapper = wrapper[0];
-                }
-
-                var existing = find(wrapper, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
-                if (!existing.length) {
-                    this._extensions[name] = new ChildJXT({}, null, {xml: wrapper});
-                    wrapper.appendChild(this._extensions[name].xml);
-                } else {
-                    this._extensions[name] = new ChildJXT(null, existing[0], {xml: wrapper});
-                }
-                this._extensions[name].parent = this;
-            }
-            return this._extensions[name];
-        },
-        set: function (value) {
-            var wrapper = find(this.xml, NS, sub);
-            if (wrapper.length && !value) {
-                this.xml.removeChild(wrapper[0]);
-            }
-
-            if (value) {
-                var child = this[name];
-                if (value === true) {
-                    value = {};
-                }
-                extend(child, value);
-            }
-        }
-    };
-};
-
-exports.subMultiExtension = function (NS, sub, ChildJXT) {
-    return {
-        get: function () {
-            var self = this;
-            var results = [];
-            var existing = find(this.xml, NS, sub);
-            if (!existing.length) {
-                return results;
-            }
-            existing = existing[0];
-            var data = find(existing, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
-
-            data.forEach(function (xml) {
-                results.push(new ChildJXT({}, xml, self));
-            });
-            return results;
-        },
-        set: function (values) {
-            var self = this;
-            var existing = find(this.xml, NS, sub);
-            if (existing.length) {
-                self.xml.removeChild(existing[0]);
-            }
-
-            if (!values.length) {
-                return;
-            }
-
-            existing = createElement(NS, sub, this._NS);
-
-            values.forEach(function (value) {
-                var content = new ChildJXT(value, null, self);
-                existing.appendChild(content.xml);
-            });
-
-            self.xml.appendChild(existing);
-        }
-    };
-};
-
-}).call(this,require("buffer").Buffer)
-},{"./helpers":118,"buffer":2,"lodash.assign":121}],121:[function(require,module,exports){
-/**
- * lodash 3.2.0 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var baseAssign = require('lodash._baseassign'),
-    createAssigner = require('lodash._createassigner'),
-    keys = require('lodash.keys');
-
-/**
- * A specialized version of `_.assign` for customizing assigned values without
- * support for argument juggling, multiple sources, and `this` binding `customizer`
- * functions.
- *
- * @private
- * @param {Object} object The destination object.
- * @param {Object} source The source object.
- * @param {Function} customizer The function to customize assigned values.
- * @returns {Object} Returns `object`.
- */
-function assignWith(object, source, customizer) {
-  var index = -1,
-      props = keys(source),
-      length = props.length;
-
-  while (++index < length) {
-    var key = props[index],
-        value = object[key],
-        result = customizer(value, source[key], key, object, source);
-
-    if ((result === result ? (result !== value) : (value === value)) ||
-        (value === undefined && !(key in object))) {
-      object[key] = result;
-    }
-  }
-  return object;
-}
-
-/**
- * Assigns own enumerable properties of source object(s) to the destination
- * object. Subsequent sources overwrite property assignments of previous sources.
- * If `customizer` is provided it is invoked to produce the assigned values.
- * The `customizer` is bound to `thisArg` and invoked with five arguments:
- * (objectValue, sourceValue, key, object, source).
- *
- * **Note:** This method mutates `object` and is based on
- * [`Object.assign`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.assign).
- *
- * @static
- * @memberOf _
- * @alias extend
- * @category Object
- * @param {Object} object The destination object.
- * @param {...Object} [sources] The source objects.
- * @param {Function} [customizer] The function to customize assigned values.
- * @param {*} [thisArg] The `this` binding of `customizer`.
- * @returns {Object} Returns `object`.
- * @example
- *
- * _.assign({ 'user': 'barney' }, { 'age': 40 }, { 'user': 'fred' });
- * // => { 'user': 'fred', 'age': 40 }
- *
- * // using a customizer callback
- * var defaults = _.partialRight(_.assign, function(value, other) {
- *   return _.isUndefined(value) ? other : value;
- * });
- *
- * defaults({ 'user': 'barney' }, { 'age': 36 }, { 'user': 'fred' });
- * // => { 'user': 'barney', 'age': 36 }
- */
-var assign = createAssigner(function(object, source, customizer) {
-  return customizer
-    ? assignWith(object, source, customizer)
-    : baseAssign(object, source);
-});
-
-module.exports = assign;
-
-},{"lodash._baseassign":122,"lodash._createassigner":124,"lodash.keys":128}],122:[function(require,module,exports){
-/**
- * lodash 3.2.0 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var baseCopy = require('lodash._basecopy'),
-    keys = require('lodash.keys');
-
-/**
- * The base implementation of `_.assign` without support for argument juggling,
- * multiple sources, and `customizer` functions.
- *
- * @private
- * @param {Object} object The destination object.
- * @param {Object} source The source object.
- * @returns {Object} Returns `object`.
- */
-function baseAssign(object, source) {
-  return source == null
-    ? object
-    : baseCopy(source, keys(source), object);
-}
-
-module.exports = baseAssign;
-
-},{"lodash._basecopy":123,"lodash.keys":128}],123:[function(require,module,exports){
-/**
- * lodash 3.0.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/**
- * Copies properties of `source` to `object`.
- *
- * @private
- * @param {Object} source The object to copy properties from.
- * @param {Array} props The property names to copy.
- * @param {Object} [object={}] The object to copy properties to.
- * @returns {Object} Returns `object`.
- */
-function baseCopy(source, props, object) {
-  object || (object = {});
-
-  var index = -1,
-      length = props.length;
-
-  while (++index < length) {
-    var key = props[index];
-    object[key] = source[key];
-  }
-  return object;
-}
-
-module.exports = baseCopy;
-
-},{}],124:[function(require,module,exports){
-/**
- * lodash 3.1.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var bindCallback = require('lodash._bindcallback'),
-    isIterateeCall = require('lodash._isiterateecall'),
-    restParam = require('lodash.restparam');
-
-/**
- * Creates a function that assigns properties of source object(s) to a given
- * destination object.
- *
- * **Note:** This function is used to create `_.assign`, `_.defaults`, and `_.merge`.
- *
- * @private
- * @param {Function} assigner The function to assign values.
- * @returns {Function} Returns the new assigner function.
- */
-function createAssigner(assigner) {
-  return restParam(function(object, sources) {
-    var index = -1,
-        length = object == null ? 0 : sources.length,
-        customizer = length > 2 ? sources[length - 2] : undefined,
-        guard = length > 2 ? sources[2] : undefined,
-        thisArg = length > 1 ? sources[length - 1] : undefined;
-
-    if (typeof customizer == 'function') {
-      customizer = bindCallback(customizer, thisArg, 5);
-      length -= 2;
-    } else {
-      customizer = typeof thisArg == 'function' ? thisArg : undefined;
-      length -= (customizer ? 1 : 0);
-    }
-    if (guard && isIterateeCall(sources[0], sources[1], guard)) {
-      customizer = length < 3 ? undefined : customizer;
-      length = 1;
-    }
-    while (++index < length) {
-      var source = sources[index];
-      if (source) {
-        assigner(object, source, customizer);
-      }
-    }
-    return object;
-  });
-}
-
-module.exports = createAssigner;
-
-},{"lodash._bindcallback":125,"lodash._isiterateecall":126,"lodash.restparam":127}],125:[function(require,module,exports){
-arguments[4][54][0].apply(exports,arguments)
-},{"dup":54}],126:[function(require,module,exports){
-/**
- * lodash 3.0.9 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/** Used to detect unsigned integer values. */
-var reIsUint = /^\d+$/;
-
-/**
- * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * Gets the "length" property value of `object`.
- *
- * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
- * that affects Safari on at least iOS 8.1-8.3 ARM64.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {*} Returns the "length" value.
- */
-var getLength = baseProperty('length');
-
-/**
- * Checks if `value` is array-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
- */
-function isArrayLike(value) {
-  return value != null && isLength(getLength(value));
-}
-
-/**
- * Checks if `value` is a valid array-like index.
- *
- * @private
- * @param {*} value The value to check.
- * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
- * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
- */
-function isIndex(value, length) {
-  value = (typeof value == 'number' || reIsUint.test(value)) ? +value : -1;
-  length = length == null ? MAX_SAFE_INTEGER : length;
-  return value > -1 && value % 1 == 0 && value < length;
-}
-
-/**
- * Checks if the provided arguments are from an iteratee call.
- *
- * @private
- * @param {*} value The potential iteratee value argument.
- * @param {*} index The potential iteratee index or key argument.
- * @param {*} object The potential iteratee object argument.
- * @returns {boolean} Returns `true` if the arguments are from an iteratee call, else `false`.
- */
-function isIterateeCall(value, index, object) {
-  if (!isObject(object)) {
-    return false;
-  }
-  var type = typeof index;
-  if (type == 'number'
-      ? (isArrayLike(object) && isIndex(index, object.length))
-      : (type == 'string' && index in object)) {
-    var other = object[index];
-    return value === value ? (value === other) : (other !== other);
-  }
-  return false;
-}
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-module.exports = isIterateeCall;
-
-},{}],127:[function(require,module,exports){
-/**
- * lodash 3.6.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/** Used as the `TypeError` message for "Functions" methods. */
-var FUNC_ERROR_TEXT = 'Expected a function';
-
-/* Native method references for those with the same name as other `lodash` methods. */
-var nativeMax = Math.max;
-
-/**
- * Creates a function that invokes `func` with the `this` binding of the
- * created function and arguments from `start` and beyond provided as an array.
- *
- * **Note:** This method is based on the [rest parameter](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/rest_parameters).
- *
- * @static
- * @memberOf _
- * @category Function
- * @param {Function} func The function to apply a rest parameter to.
- * @param {number} [start=func.length-1] The start position of the rest parameter.
- * @returns {Function} Returns the new function.
- * @example
- *
- * var say = _.restParam(function(what, names) {
- *   return what + ' ' + _.initial(names).join(', ') +
- *     (_.size(names) > 1 ? ', & ' : '') + _.last(names);
- * });
- *
- * say('hello', 'fred', 'barney', 'pebbles');
- * // => 'hello fred, barney, & pebbles'
- */
-function restParam(func, start) {
-  if (typeof func != 'function') {
-    throw new TypeError(FUNC_ERROR_TEXT);
-  }
-  start = nativeMax(start === undefined ? (func.length - 1) : (+start || 0), 0);
-  return function() {
-    var args = arguments,
-        index = -1,
-        length = nativeMax(args.length - start, 0),
-        rest = Array(length);
-
-    while (++index < length) {
-      rest[index] = args[start + index];
-    }
-    switch (start) {
-      case 0: return func.call(this, rest);
-      case 1: return func.call(this, args[0], rest);
-      case 2: return func.call(this, args[0], args[1], rest);
-    }
-    var otherArgs = Array(start + 1);
-    index = -1;
-    while (++index < start) {
-      otherArgs[index] = args[index];
-    }
-    otherArgs[start] = rest;
-    return func.apply(this, otherArgs);
-  };
-}
-
-module.exports = restParam;
-
-},{}],128:[function(require,module,exports){
-arguments[4][51][0].apply(exports,arguments)
-},{"dup":51,"lodash._getnative":129,"lodash.isarguments":130,"lodash.isarray":131}],129:[function(require,module,exports){
-arguments[4][52][0].apply(exports,arguments)
-},{"dup":52}],130:[function(require,module,exports){
-arguments[4][53][0].apply(exports,arguments)
-},{"dup":53}],131:[function(require,module,exports){
-arguments[4][55][0].apply(exports,arguments)
-},{"dup":55}],132:[function(require,module,exports){
-'use strict';
-
-var util = require('util')
-  , Element = require('./element').Element
-
-function DOMElement(name, attrs) {
-    Element.call(this, name, attrs)
-
-    this.nodeType = 1
-    this.nodeName = this.localName
-}
-
-util.inherits(DOMElement, Element)
-
-DOMElement.prototype._getElement = function(name, attrs) {
-    var element = new DOMElement(name, attrs)
-    return element
-}
-
-Object.defineProperty(DOMElement.prototype, 'localName', {
-    get: function () {
-        return this.getName()
-    }
-})
-
-Object.defineProperty(DOMElement.prototype, 'namespaceURI', {
-    get: function () {
-        return this.getNS()
-    }
-})
-
-Object.defineProperty(DOMElement.prototype, 'parentNode', {
-    get: function () {
-        return this.parent
-    }
-})
-
-Object.defineProperty(DOMElement.prototype, 'childNodes', {
-    get: function () {
-        return this.children
-    }
-})
-
-Object.defineProperty(DOMElement.prototype, 'textContent', {
-    get: function () {
-        return this.getText()
-    },
-    set: function (value) {
-        this.children.push(value)
-    }
-})
-
-DOMElement.prototype.getElementsByTagName = function (name) {
-    return this.getChildren(name)
-}
-
-DOMElement.prototype.getAttribute = function (name) {
-    return this.getAttr(name)
-}
-
-DOMElement.prototype.setAttribute = function (name, value) {
-    this.attr(name, value)
-}
-
-DOMElement.prototype.getAttributeNS = function (ns, name) {
-    if (ns === 'http://www.w3.org/XML/1998/namespace') {
-        return this.getAttr(['xml', name].join(':'))
-    }
-    return this.getAttr(name, ns)
-}
-
-DOMElement.prototype.setAttributeNS = function (ns, name, value) {
-    var prefix
-    if (ns === 'http://www.w3.org/XML/1998/namespace') {
-        prefix = 'xml'
-    } else {
-        var nss = this.getXmlns()
-        prefix = nss[ns] || ''
-    }
-    if (prefix) {
-        this.attr([prefix, name].join(':'), value)
-    }
-}
-
-DOMElement.prototype.removeAttribute = function (name) {
-    this.attr(name, null)
-}
-
-DOMElement.prototype.removeAttributeNS = function (ns, name) {
-    var prefix
-    if (ns === 'http://www.w3.org/XML/1998/namespace') {
-        prefix = 'xml'
-    } else {
-        var nss = this.getXmlns()
-        prefix = nss[ns] || ''
-    }
-    if (prefix) {
-        this.attr([prefix, name].join(':'), null)
-    }
-}
-
-DOMElement.prototype.appendChild = function (el) {
-    this.cnode(el)
-}
-
-DOMElement.prototype.removeChild = function (el) {
-    this.remove(el)
-}
-
-module.exports = DOMElement
-
-},{"./element":133,"util":24}],133:[function(require,module,exports){
-'use strict';
-
-/**
- * This cheap replica of DOM/Builder puts me to shame :-)
- *
- * Attributes are in the element.attrs object. Children is a list of
- * either other Elements or Strings for text content.
- **/
-function Element(name, attrs) {
-    this.name = name
-    this.parent = null
-    this.children = []
-    this.setAttrs(attrs)
-}
-
-/*** Accessors ***/
-
-/**
- * if (element.is('message', 'jabber:client')) ...
- **/
-Element.prototype.is = function(name, xmlns) {
-    return (this.getName() === name) &&
-        (!xmlns || (this.getNS() === xmlns))
-}
-
-/* without prefix */
-Element.prototype.getName = function() {
-    if (this.name.indexOf(':') >= 0) {
-        return this.name.substr(this.name.indexOf(':') + 1)
-    } else {
-        return this.name
-    }
-}
-
-/**
- * retrieves the namespace of the current element, upwards recursively
- **/
-Element.prototype.getNS = function() {
-    if (this.name.indexOf(':') >= 0) {
-        var prefix = this.name.substr(0, this.name.indexOf(':'))
-        return this.findNS(prefix)
-    }
-    return this.findNS()
-}
-
-/**
- * find the namespace to the given prefix, upwards recursively
- **/
-Element.prototype.findNS = function(prefix) {
-    if (!prefix) {
-        /* default namespace */
-        if (this.attrs.xmlns) {
-            return this.attrs.xmlns
-        } else if (this.parent) {
-            return this.parent.findNS()
-        }
-    } else {
-        /* prefixed namespace */
-        var attr = 'xmlns:' + prefix
-        if (this.attrs[attr]) {
-            return this.attrs[attr]
-        } else if (this.parent) {
-            return this.parent.findNS(prefix)
-        }
-    }
-}
-
-/**
- * Recursiverly gets all xmlns defined, in the form of {url:prefix}
- **/
-Element.prototype.getXmlns = function() {
-    var namespaces = {}
-
-    if (this.parent) {
-        namespaces = this.parent.getXmlns()
-    }
-
-    for (var attr in this.attrs) {
-        var m = attr.match('xmlns:?(.*)')
-        if (this.attrs.hasOwnProperty(attr) && m) {
-            namespaces[this.attrs[attr]] = m[1]
-        }
-    }
-    return namespaces
-}
-
-Element.prototype.setAttrs = function(attrs) {
-    this.attrs = {}
-
-    if (typeof attrs === 'string')
-        this.attrs.xmlns = attrs
-    else if (attrs) {
-        Object.keys(attrs).forEach(function(key) {
-            this.attrs[key] = attrs[key]
-        }, this)
-    }
-}
-
-/**
- * xmlns can be null, returns the matching attribute.
- **/
-Element.prototype.getAttr = function(name, xmlns) {
-    if (!xmlns) {
-        return this.attrs[name]
-    }
-
-    var namespaces = this.getXmlns()
-
-    if (!namespaces[xmlns]) {
-        return null
-    }
-
-    return this.attrs[[namespaces[xmlns], name].join(':')]
-}
-
-/**
- * xmlns can be null
- **/
-Element.prototype.getChild = function(name, xmlns) {
-    return this.getChildren(name, xmlns)[0]
-}
-
-/**
- * xmlns can be null
- **/
-Element.prototype.getChildren = function(name, xmlns) {
-    var result = []
-    for (var i = 0; i < this.children.length; i++) {
-        var child = this.children[i]
-        if (child.getName &&
-            (child.getName() === name) &&
-            (!xmlns || (child.getNS() === xmlns)))
-            result.push(child)
-    }
-    return result
-}
-
-/**
- * xmlns and recursive can be null
- **/
-Element.prototype.getChildByAttr = function(attr, val, xmlns, recursive) {
-    return this.getChildrenByAttr(attr, val, xmlns, recursive)[0]
-}
-
-/**
- * xmlns and recursive can be null
- **/
-Element.prototype.getChildrenByAttr = function(attr, val, xmlns, recursive) {
-    var result = []
-    for (var i = 0; i < this.children.length; i++) {
-        var child = this.children[i]
-        if (child.attrs &&
-            (child.attrs[attr] === val) &&
-            (!xmlns || (child.getNS() === xmlns)))
-            result.push(child)
-        if (recursive && child.getChildrenByAttr) {
-            result.push(child.getChildrenByAttr(attr, val, xmlns, true))
-        }
-    }
-    if (recursive) {
-        result = [].concat.apply([], result)
-    }
-    return result
-}
-
-Element.prototype.getChildrenByFilter = function(filter, recursive) {
-    var result = []
-    for (var i = 0; i < this.children.length; i++) {
-        var child = this.children[i]
-        if (filter(child))
-            result.push(child)
-        if (recursive && child.getChildrenByFilter){
-            result.push(child.getChildrenByFilter(filter, true))
-        }
-    }
-    if (recursive) {
-        result = [].concat.apply([], result)
-    }
-    return result
-}
-
-Element.prototype.getText = function() {
-    var text = ''
-    for (var i = 0; i < this.children.length; i++) {
-        var child = this.children[i]
-        if ((typeof child === 'string') || (typeof child === 'number')) {
-            text += child
-        }
-    }
-    return text
-}
-
-Element.prototype.getChildText = function(name, xmlns) {
-    var child = this.getChild(name, xmlns)
-    return child ? child.getText() : null
-}
-
-/**
- * Return all direct descendents that are Elements.
- * This differs from `getChildren` in that it will exclude text nodes,
- * processing instructions, etc.
- */
-Element.prototype.getChildElements = function() {
-    return this.getChildrenByFilter(function(child) {
-        return child instanceof Element
-    })
-}
-
-/*** Builder ***/
-
-/** returns uppermost parent */
-Element.prototype.root = function() {
-    if (this.parent) {
-        return this.parent.root()
-    }
-    return this
-}
-Element.prototype.tree = Element.prototype.root
-
-/** just parent or itself */
-Element.prototype.up = function() {
-    if (this.parent) {
-        return this.parent
-    }
-    return this
-}
-
-Element.prototype._getElement = function(name, attrs) {
-    var element = new Element(name, attrs)
-    return element
-}
-
-/** create child node and return it */
-Element.prototype.c = function(name, attrs) {
-    return this.cnode(this._getElement(name, attrs))
-}
-
-Element.prototype.cnode = function(child) {
-    this.children.push(child)
-    if (typeof child === 'object') {
-        child.parent = this
-    }
-    return child
-}
-
-/** add text node and return element */
-Element.prototype.t = function(text) {
-    this.children.push(text)
-    return this
-}
-
-/*** Manipulation ***/
-
-/**
- * Either:
- *   el.remove(childEl)
- *   el.remove('author', 'urn:...')
- */
-Element.prototype.remove = function(el, xmlns) {
-    var filter
-    if (typeof el === 'string') {
-        /* 1st parameter is tag name */
-        filter = function(child) {
-            return !(child.is &&
-                 child.is(el, xmlns))
-        }
-    } else {
-        /* 1st parameter is element */
-        filter = function(child) {
-            return child !== el
-        }
-    }
-
-    this.children = this.children.filter(filter)
-
-    return this
-}
-
-/**
- * To use in case you want the same XML data for separate uses.
- * Please refrain from this practise unless you know what you are
- * doing. Building XML with ltx is easy!
- */
-Element.prototype.clone = function() {
-    var clone = this._getElement(this.name, this.attrs)
-    for (var i = 0; i < this.children.length; i++) {
-        var child = this.children[i]
-        clone.cnode(child.clone ? child.clone() : child)
-    }
-    return clone
-}
-
-Element.prototype.text = function(val) {
-    if (val && this.children.length === 1) {
-        this.children[0] = val
-        return this
-    }
-    return this.getText()
-}
-
-Element.prototype.attr = function(attr, val) {
-    if (((typeof val !== 'undefined') || (val === null))) {
-        if (!this.attrs) {
-            this.attrs = {}
-        }
-        this.attrs[attr] = val
-        return this
-    }
-    return this.attrs[attr]
-}
-
-/*** Serialization ***/
-
-Element.prototype.toString = function() {
-    var s = ''
-    this.write(function(c) {
-        s += c
-    })
-    return s
-}
-
-Element.prototype.toJSON = function() {
-    return {
-        name: this.name,
-        attrs: this.attrs,
-        children: this.children.map(function(child) {
-            return child && child.toJSON ? child.toJSON() : child
-        })
-    }
-}
-
-Element.prototype._addChildren = function(writer) {
-    writer('>')
-    for (var i = 0; i < this.children.length; i++) {
-        var child = this.children[i]
-        /* Skip null/undefined */
-        if (child || (child === 0)) {
-            if (child.write) {
-                child.write(writer)
-            } else if (typeof child === 'string') {
-                writer(escapeXmlText(child))
-            } else if (child.toString) {
-                writer(escapeXmlText(child.toString(10)))
-            }
-        }
-    }
-    writer('</')
-    writer(this.name)
-    writer('>')
-}
-
-Element.prototype.write = function(writer) {
-    writer('<')
-    writer(this.name)
-    for (var k in this.attrs) {
-        var v = this.attrs[k]
-        if (v || (v === '') || (v === 0)) {
-            writer(' ')
-            writer(k)
-            writer('="')
-            if (typeof v !== 'string') {
-                v = v.toString(10)
-            }
-            writer(escapeXml(v))
-            writer('"')
-        }
-    }
-    if (this.children.length === 0) {
-        writer('/>')
-    } else {
-        this._addChildren(writer)
-    }
-}
-
-function escapeXml(s) {
-    return s.
-        replace(/\&/g, '&').
-        replace(/</g, '<').
-        replace(/>/g, '>').
-        replace(/"/g, '"').
-        replace(/"/g, ''')
-}
-
-function escapeXmlText(s) {
-    return s.
-        replace(/\&/g, '&').
-        replace(/</g, '<').
-        replace(/>/g, '>')
-}
-
-exports.Element = Element
-exports.escapeXml = escapeXml
-
-},{}],134:[function(require,module,exports){
-'use strict';
-
-/* Cause browserify to bundle SAX parsers: */
-var parse = require('./parse')
-
-parse.availableSaxParsers.push(parse.bestSaxParser = require('./sax/sax_ltx'))
-
-/* SHIM */
-module.exports = require('./index')
-},{"./index":135,"./parse":136,"./sax/sax_ltx":137}],135:[function(require,module,exports){
-'use strict';
-
-var parse = require('./parse')
-
-/**
- * The only (relevant) data structure
- */
-exports.Element = require('./dom-element')
-
-/**
- * Helper
- */
-exports.escapeXml = require('./element').escapeXml
-
-/**
- * DOM parser interface
- */
-exports.parse = parse.parse
-exports.Parser = parse.Parser
-
-/**
- * SAX parser interface
- */
-exports.availableSaxParsers = parse.availableSaxParsers
-exports.bestSaxParser = parse.bestSaxParser
-
-},{"./dom-element":132,"./element":133,"./parse":136}],136:[function(require,module,exports){
-'use strict';
-
-var events = require('events')
-  , util = require('util')
-  , DOMElement = require('./dom-element')
-
-
-exports.availableSaxParsers = []
-exports.bestSaxParser = null
-
-var saxParsers = [
-    './sax/sax_expat.js',
-    './sax/sax_ltx.js',
-    /*'./sax_easysax.js', './sax_node-xml.js',*/
-    './sax/sax_saxjs.js'
-]
-
-saxParsers.forEach(function(modName) {
-    var mod
-    try {
-        mod = require(modName)
-    } catch (e) {
-        /* Silently missing libraries drop for debug:
-        console.error(e.stack || e)
-         */
-    }
-    if (mod) {
-        exports.availableSaxParsers.push(mod)
-        if (!exports.bestSaxParser) {
-            exports.bestSaxParser = mod
-        }
-    }
-})
-
-exports.Parser = function(saxParser) {
-    events.EventEmitter.call(this)
-    var self = this
-
-    var ParserMod = saxParser || exports.bestSaxParser
-    if (!ParserMod) {
-        throw new Error('No SAX parser available')
-    }
-    this.parser = new ParserMod()
-
-    var el
-    this.parser.addListener('startElement', function(name, attrs) {
-        var child = new DOMElement(name, attrs)
-        if (!el) {
-            el = child
-        } else {
-            el = el.cnode(child)
-        }
-    })
-    this.parser.addListener('endElement', function(name) {
-        /* jshint -W035 */
-        if (!el) {
-            /* Err */
-        } else if (name === el.name) {
-            if (el.parent) {
-                el = el.parent
-            } else if (!self.tree) {
-                self.tree = el
-                el = undefined
-            }
-        }
-        /* jshint +W035 */
-    })
-    this.parser.addListener('text', function(str) {
-        if (el) {
-            el.t(str)
-        }
-    })
-    this.parser.addListener('error', function(e) {
-        self.error = e
-        self.emit('error', e)
-    })
-}
-
-util.inherits(exports.Parser, events.EventEmitter)
-
-exports.Parser.prototype.write = function(data) {
-    this.parser.write(data)
-}
-
-exports.Parser.prototype.end = function(data) {
-    this.parser.end(data)
-
-    if (!this.error) {
-        if (this.tree) {
-            this.emit('tree', this.tree)
-        } else {
-            this.emit('error', new Error('Incomplete document'))
-        }
-    }
-}
-
-exports.parse = function(data, saxParser) {
-    var p = new exports.Parser(saxParser)
-    var result = null
-      , error = null
-
-    p.on('tree', function(tree) {
-        result = tree
-    })
-    p.on('error', function(e) {
-        error = e
-    })
-
-    p.write(data)
-    p.end()
-
-    if (error) {
-        throw error
-    } else {
-        return result
-    }
-}
-
-},{"./dom-element":132,"events":6,"util":24}],137:[function(require,module,exports){
-'use strict';
-
-var util = require('util')
-  , events = require('events')
-
-var STATE_TEXT = 0,
-    STATE_IGNORE_TAG = 1,
-    STATE_TAG_NAME = 2,
-    STATE_TAG = 3,
-    STATE_ATTR_NAME = 4,
-    STATE_ATTR_EQ = 5,
-    STATE_ATTR_QUOT = 6,
-    STATE_ATTR_VALUE = 7
-
-var SaxLtx = module.exports = function SaxLtx() {
-    events.EventEmitter.call(this)
-
-    var state = STATE_TEXT, remainder
-    var tagName, attrs, endTag, selfClosing, attrQuote
-    var recordStart = 0
-    var attrName
-
-    this._handleTagOpening = function(endTag, tagName, attrs) {
-        if (!endTag) {
-            this.emit('startElement', tagName, attrs)
-            if (selfClosing) {
-                this.emit('endElement', tagName)
-            }
-        } else {
-            this.emit('endElement', tagName)
-        }
-    }
-
-    this.write = function(data) {
-        /* jshint -W071 */
-        /* jshint -W074 */
-        if (typeof data !== 'string') {
-            data = data.toString()
-        }
-        var pos = 0
-
-        /* Anything from previous write()? */
-        if (remainder) {
-            data = remainder + data
-            pos += remainder.length
-            remainder = null
-        }
-
-        function endRecording() {
-            if (typeof recordStart === 'number') {
-                var recorded = data.slice(recordStart, pos)
-                recordStart = undefined
-                return recorded
-            }
-        }
-
-        for(; pos < data.length; pos++) {
-            var c = data.charCodeAt(pos)
-            //console.log("state", state, "c", c, data[pos])
-            switch(state) {
-            case STATE_TEXT:
-                if (c === 60 /* < */) {
-                    var text = endRecording()
-                    if (text) {
-                        this.emit('text', unescapeXml(text))
-                    }
-                    state = STATE_TAG_NAME
-                    recordStart = pos + 1
-                    attrs = {}
-                }
-                break
-            case STATE_TAG_NAME:
-                if (c === 47 /* / */ && recordStart === pos) {
-                    recordStart = pos + 1
-                    endTag = true
-                } else if (c === 33 /* ! */ || c === 63 /* ? */) {
-                    recordStart = undefined
-                    state = STATE_IGNORE_TAG
-                } else if (c <= 32 || c === 47 /* / */ || c === 62 /* > */) {
-                    tagName = endRecording()
-                    pos--
-                    state = STATE_TAG
-                }
-                break
-            case STATE_IGNORE_TAG:
-                if (c === 62 /* > */) {
-                    state = STATE_TEXT
-                }
-                break
-            case STATE_TAG:
-                if (c === 62 /* > */) {
-                    this._handleTagOpening(endTag, tagName, attrs)
-                    tagName = undefined
-                    attrs = undefined
-                    endTag = undefined
-                    selfClosing = undefined
-                    state = STATE_TEXT
-                    recordStart = pos + 1
-                } else if (c === 47 /* / */) {
-                    selfClosing = true
-                } else if (c > 32) {
-                    recordStart = pos
-                    state = STATE_ATTR_NAME
-                }
-                break
-            case STATE_ATTR_NAME:
-                if (c <= 32 || c === 61 /* = */) {
-                    attrName = endRecording()
-                    pos--
-                    state = STATE_ATTR_EQ
-                }
-                break
-            case STATE_ATTR_EQ:
-                if (c === 61 /* = */) {
-                    state = STATE_ATTR_QUOT
-                }
-                break
-            case STATE_ATTR_QUOT:
-                if (c === 34 /* " */ || c === 39 /* ' */) {
-                    attrQuote = c
-                    state = STATE_ATTR_VALUE
-                    recordStart = pos + 1
-                }
-                break
-            case STATE_ATTR_VALUE:
-                if (c === attrQuote) {
-                    var value = unescapeXml(endRecording())
-                    attrs[attrName] = value
-                    attrName = undefined
-                    state = STATE_TAG
-                }
-                break
-            }
-        }
-
-        if (typeof recordStart === 'number' &&
-            recordStart <= data.length) {
-
-            remainder = data.slice(recordStart)
-            recordStart = 0
-        }
-    }
-
-    /*var origEmit = this.emit
-    this.emit = function() {
-    console.log('ltx', arguments)
-    origEmit.apply(this, arguments)
-    }*/
-}
-util.inherits(SaxLtx, events.EventEmitter)
-
-
-SaxLtx.prototype.end = function(data) {
-    if (data) {
-        this.write(data)
-    }
-
-    /* Uh, yeah */
-    this.write = function() {}
-}
-
-function unescapeXml(s) {
-    return s.
-        replace(/\&(amp|#38);/g, '&').
-        replace(/\&(lt|#60);/g, '<').
-        replace(/\&(gt|#62);/g, '>').
-        replace(/\&(quot|#34);/g, '"').
-        replace(/\&(apos|#39);/g, '\'').
-        replace(/\&(nbsp|#160);/g, '\n')
-}
-
-},{"events":6,"util":24}],138:[function(require,module,exports){
-arguments[4][113][0].apply(exports,arguments)
-},{"dup":113}],139:[function(require,module,exports){
-arguments[4][114][0].apply(exports,arguments)
-},{"./rng":138,"dup":114}],140:[function(require,module,exports){
-/*
- *  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree.
- */
-
-/* More information about these options at jshint.com/docs/options */
-/* jshint browser: true, camelcase: true, curly: true, devel: true,
-   eqeqeq: true, forin: false, globalstrict: true, node: true,
-   quotmark: single, undef: true, unused: strict */
-/* global mozRTCIceCandidate, mozRTCPeerConnection, Promise,
-mozRTCSessionDescription, webkitRTCPeerConnection, MediaStreamTrack */
-/* exported trace,requestUserMedia */
-
-'use strict';
-
-var getUserMedia = null;
-var attachMediaStream = null;
-var reattachMediaStream = null;
-var webrtcDetectedBrowser = null;
-var webrtcDetectedVersion = null;
-var webrtcMinimumVersion = null;
-var webrtcUtils = {
-  log: function() {
-    // suppress console.log output when being included as a module.
-    if (typeof module !== 'undefined' ||
-        typeof require === 'function' && typeof define === 'function') {
-      return;
-    }
-    console.log.apply(console, arguments);
-  }
-};
-
-function trace(text) {
-  // This function is used for logging.
-  if (text[text.length - 1] === '\n') {
-    text = text.substring(0, text.length - 1);
-  }
-  if (window.performance) {
-    var now = (window.performance.now() / 1000).toFixed(3);
-    webrtcUtils.log(now + ': ' + text);
-  } else {
-    webrtcUtils.log(text);
-  }
-}
-
-if (typeof window === 'undefined' || !window.navigator) {
-  webrtcUtils.log('This does not appear to be a browser');
-  webrtcDetectedBrowser = 'not a browser';
-} else if (navigator.mozGetUserMedia && window.mozRTCPeerConnection) {
-  webrtcUtils.log('This appears to be Firefox');
-
-  webrtcDetectedBrowser = 'firefox';
-
-  // the detected firefox version.
-  webrtcDetectedVersion =
-    parseInt(navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1], 10);
-
-  // the minimum firefox version still supported by adapter.
-  webrtcMinimumVersion = 31;
-
-  // The RTCPeerConnection object.
-  window.RTCPeerConnection = function(pcConfig, pcConstraints) {
-    if (webrtcDetectedVersion < 38) {
-      // .urls is not supported in FF < 38.
-      // create RTCIceServers with a single url.
-      if (pcConfig && pcConfig.iceServers) {
-        var newIceServers = [];
-        for (var i = 0; i < pcConfig.iceServers.length; i++) {
-          var server = pcConfig.iceServers[i];
-          if (server.hasOwnProperty('urls')) {
-            for (var j = 0; j < server.urls.length; j++) {
-              var newServer = {
-                url: server.urls[j]
-              };
-              if (server.urls[j].indexOf('turn') === 0) {
-                newServer.username = server.username;
-                newServer.credential = server.credential;
-              }
-              newIceServers.push(newServer);
-            }
-          } else {
-            newIceServers.push(pcConfig.iceServers[i]);
-          }
-        }
-        pcConfig.iceServers = newIceServers;
-      }
-    }
-    return new mozRTCPeerConnection(pcConfig, pcConstraints); // jscs:ignore requireCapitalizedConstructors
-  };
-
-  // The RTCSessionDescription object.
-  window.RTCSessionDescription = mozRTCSessionDescription;
-
-  // The RTCIceCandidate object.
-  window.RTCIceCandidate = mozRTCIceCandidate;
-
-  // getUserMedia constraints shim.
-  getUserMedia = function(constraints, onSuccess, onError) {
-    var constraintsToFF37 = function(c) {
-      if (typeof c !== 'object' || c.require) {
-        return c;
-      }
-      var require = [];
-      Object.keys(c).forEach(function(key) {
-        if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
-          return;
-        }
-        var r = c[key] = (typeof c[key] === 'object') ?
-            c[key] : {ideal: c[key]};
-        if (r.min !== undefined ||
-            r.max !== undefined || r.exact !== undefined) {
-          require.push(key);
-        }
-        if (r.exact !== undefined) {
-          if (typeof r.exact === 'number') {
-            r.min = r.max = r.exact;
-          } else {
-            c[key] = r.exact;
-          }
-          delete r.exact;
-        }
-        if (r.ideal !== undefined) {
-          c.advanced = c.advanced || [];
-          var oc = {};
-          if (typeof r.ideal === 'number') {
-            oc[key] = {min: r.ideal, max: r.ideal};
-          } else {
-            oc[key] = r.ideal;
-          }
-          c.advanced.push(oc);
-          delete r.ideal;
-          if (!Object.keys(r).length) {
-            delete c[key];
-          }
-        }
-      });
-      if (require.length) {
-        c.require = require;
-      }
-      return c;
-    };
-    if (webrtcDetectedVersion < 38) {
-      webrtcUtils.log('spec: ' + JSON.stringify(constraints));
-      if (constraints.audio) {
-        constraints.audio = constraintsToFF37(constraints.audio);
-      }
-      if (constraints.video) {
-        constraints.video = constraintsToFF37(constraints.video);
-      }
-      webrtcUtils.log('ff37: ' + JSON.stringify(constraints));
-    }
-    return navigator.mozGetUserMedia(constraints, onSuccess, onError);
-  };
-
-  navigator.getUserMedia = getUserMedia;
-
-  // Shim for mediaDevices on older versions.
-  if (!navigator.mediaDevices) {
-    navigator.mediaDevices = {getUserMedia: requestUserMedia,
-      addEventListener: function() { },
-      removeEventListener: function() { }
-    };
-  }
-  navigator.mediaDevices.enumerateDevices =
-      navigator.mediaDevices.enumerateDevices || function() {
-    return new Promise(function(resolve) {
-      var infos = [
-        {kind: 'audioinput', deviceId: 'default', label: '', groupId: ''},
-        {kind: 'videoinput', deviceId: 'default', label: '', groupId: ''}
-      ];
-      resolve(infos);
-    });
-  };
-
-  if (webrtcDetectedVersion < 41) {
-    // Work around http://bugzil.la/1169665
-    var orgEnumerateDevices =
-        navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);
-    navigator.mediaDevices.enumerateDevices = function() {
-      return orgEnumerateDevices().catch(function(e) {
-        if (e.name === 'NotFoundError') {
-          return [];
-        }
-        throw e;
-      });
-    };
-  }
-
-  Object.defineProperty(HTMLVideoElement.prototype, 'srcObject', {
-    get: function() {
-      return this.mozSrcObject;
-    },
-    set: function(stream) {
-      this.mozSrcObject = stream;
-    }
-  });
-  // Attach a media stream to an element.
-  attachMediaStream = function(element, stream) {
-    element.srcObject = stream;
-  };
-
-  reattachMediaStream = function(to, from) {
-    to.srcObject = from.srcObject;
-  };
-
-} else if (navigator.webkitGetUserMedia) {
-  webrtcUtils.log('This appears to be Chrome');
-
-  webrtcDetectedBrowser = 'chrome';
-
-  // the detected chrome version.
-  webrtcDetectedVersion =
-    parseInt(navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./)[2], 10);
-
-  // the minimum chrome version still supported by adapter.
-  webrtcMinimumVersion = 38;
-
-  // The RTCPeerConnection object.
-  window.RTCPeerConnection = function(pcConfig, pcConstraints) {
-    // Translate iceTransportPolicy to iceTransports,
-    // see https://code.google.com/p/webrtc/issues/detail?id=4869
-    if (pcConfig && pcConfig.iceTransportPolicy) {
-      pcConfig.iceTransports = pcConfig.iceTransportPolicy;
-    }
-
-    var pc = new webkitRTCPeerConnection(pcConfig, pcConstraints); // jscs:ignore requireCapitalizedConstructors
-    var origGetStats = pc.getStats.bind(pc);
-    pc.getStats = function(selector, successCallback, errorCallback) { // jshint ignore: line
-      var self = this;
-      var args = arguments;
-
-      // If selector is a function then we are in the old style stats so just
-      // pass back the original getStats format to avoid breaking old users.
-      if (arguments.length > 0 && typeof selector === 'function') {
-        return origGetStats(selector, successCallback);
-      }
-
-      var fixChromeStats = function(response) {
-        var standardReport = {};
-        var reports = response.result();
-        reports.forEach(function(report) {
-          var standardStats = {
-            id: report.id,
-            timestamp: report.timestamp,
-            type: report.type
-          };
-          report.names().forEach(function(name) {
-            standardStats[name] = report.stat(name);
-          });
-          standardReport[standardStats.id] = standardStats;
-        });
-
-        return standardReport;
-      };
-
-      if (arguments.length >= 2) {
-        var successCallbackWrapper = function(response) {
-          args[1](fixChromeStats(response));
-        };
-
-        return origGetStats.apply(this, [successCallbackWrapper, arguments[0]]);
-      }
-
-      // promise-support
-      return new Promise(function(resolve, reject) {
-        if (args.length === 1 && selector === null) {
-          origGetStats.apply(self, [
-              function(response) {
-                resolve.apply(null, [fixChromeStats(response)]);
-              }, reject]);
-        } else {
-          origGetStats.apply(self, [resolve, reject]);
-        }
-      });
-    };
-
-    return pc;
-  };
-
-  // add promise support
-  ['createOffer', 'createAnswer'].forEach(function(method) {
-    var nativeMethod = webkitRTCPeerConnection.prototype[method];
-    webkitRTCPeerConnection.prototype[method] = function() {
-      var self = this;
-      if (arguments.length < 1 || (arguments.length === 1 &&
-          typeof(arguments[0]) === 'object')) {
-        var opts = arguments.length === 1 ? arguments[0] : undefined;
-        return new Promise(function(resolve, reject) {
-          nativeMethod.apply(self, [resolve, reject, opts]);
-        });
-      } else {
-        return nativeMethod.apply(this, arguments);
-      }
-    };
-  });
-
-  ['setLocalDescription', 'setRemoteDescription',
-      'addIceCandidate'].forEach(function(method) {
-    var nativeMethod = webkitRTCPeerConnection.prototype[method];
-    webkitRTCPeerConnection.prototype[method] = function() {
-      var args = arguments;
-      var self = this;
-      return new Promise(function(resolve, reject) {
-        nativeMethod.apply(self, [args[0],
-            function() {
-              resolve();
-              if (args.length >= 2) {
-                args[1].apply(null, []);
-              }
-            },
-            function(err) {
-              reject(err);
-              if (args.length >= 3) {
-                args[2].apply(null, [err]);
-              }
-            }]
-          );
-      });
-    };
-  });
-
-  // getUserMedia constraints shim.
-  var constraintsToChrome = function(c) {
-    if (typeof c !== 'object' || c.mandatory || c.optional) {
-      return c;
-    }
-    var cc = {};
-    Object.keys(c).forEach(function(key) {
-      if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
-        return;
-      }
-      var r = (typeof c[key] === 'object') ? c[key] : {ideal: c[key]};
-      if (r.exact !== undefined && typeof r.exact === 'number') {
-        r.min = r.max = r.exact;
-      }
-      var oldname = function(prefix, name) {
-        if (prefix) {
-          return prefix + name.charAt(0).toUpperCase() + name.slice(1);
-        }
-        return (name === 'deviceId') ? 'sourceId' : name;
-      };
-      if (r.ideal !== undefined) {
-        cc.optional = cc.optional || [];
-        var oc = {};
-        if (typeof r.ideal === 'number') {
-          oc[oldname('min', key)] = r.ideal;
-          cc.optional.push(oc);
-          oc = {};
-          oc[oldname('max', key)] = r.ideal;
-          cc.optional.push(oc);
-        } else {
-          oc[oldname('', key)] = r.ideal;
-          cc.optional.push(oc);
-        }
-      }
-      if (r.exact !== undefined && typeof r.exact !== 'number') {
-        cc.mandatory = cc.mandatory || {};
-        cc.mandatory[oldname('', key)] = r.exact;
-      } else {
-        ['min', 'max'].forEach(function(mix) {
-          if (r[mix] !== undefined) {
-            cc.mandatory = cc.mandatory || {};
-            cc.mandatory[oldname(mix, key)] = r[mix];
-          }
-        });
-      }
-    });
-    if (c.advanced) {
-      cc.optional = (cc.optional || []).concat(c.advanced);
-    }
-    return cc;
-  };
-
-  getUserMedia = function(constraints, onSuccess, onError) {
-    if (constraints.audio) {
-      constraints.audio = constraintsToChrome(constraints.audio);
-    }
-    if (constraints.video) {
-      constraints.video = constraintsToChrome(constraints.video);
-    }
-    webrtcUtils.log('chrome: ' + JSON.stringify(constraints));
-    return navigator.webkitGetUserMedia(constraints, onSuccess, onError);
-  };
-  navigator.getUserMedia = getUserMedia;
-
-  if (!navigator.mediaDevices) {
-    navigator.mediaDevices = {getUserMedia: requestUserMedia,
-                              enumerateDevices: function() {
-      return new Promise(function(resolve) {
-        var kinds = {audio: 'audioinput', video: 'videoinput'};
-        return MediaStreamTrack.getSources(function(devices) {
-          resolve(devices.map(function(device) {
-            return {label: device.label,
-                    kind: kinds[device.kind],
-                    deviceId: device.id,
-                    groupId: ''};
-          }));
-        });
-      });
-    }};
-  }
-
-  // A shim for getUserMedia method on the mediaDevices object.
-  // TODO(KaptenJansson) remove once implemented in Chrome stable.
-  if (!navigator.mediaDevices.getUserMedia) {
-    navigator.mediaDevices.getUserMedia = function(constraints) {
-      return requestUserMedia(constraints);
-    };
-  } else {
-    // Even though Chrome 45 has navigator.mediaDevices and a getUserMedia
-    // function which returns a Promise, it does not accept spec-style
-    // constraints.
-    var origGetUserMedia = navigator.mediaDevices.getUserMedia.
-        bind(navigator.mediaDevices);
-    navigator.mediaDevices.getUserMedia = function(c) {
-      webrtcUtils.log('spec:   ' + JSON.stringify(c)); // whitespace for alignment
-      c.audio = constraintsToChrome(c.audio);
-      c.video = constraintsToChrome(c.video);
-      webrtcUtils.log('chrome: ' + JSON.stringify(c));
-      return origGetUserMedia(c);
-    };
-  }
-
-  // Dummy devicechange event methods.
-  // TODO(KaptenJansson) remove once implemented in Chrome stable.
-  if (typeof navigator.mediaDevices.addEventListener === 'undefined') {
-    navigator.mediaDevices.addEventListener = function() {
-      webrtcUtils.log('Dummy mediaDevices.addEventListener called.');
-    };
-  }
-  if (typeof navigator.mediaDevices.removeEventListener === 'undefined') {
-    navigator.mediaDevices.removeEventListener = function() {
-      webrtcUtils.log('Dummy mediaDevices.removeEventListener called.');
-    };
-  }
-
-  Object.defineProperty(HTMLVideoElement.prototype, 'srcObject', {
-    get: function() {
-      return this._srcObject;
-    },
-    set: function(stream) {
-      this._srcObject = stream;
-      this.src = URL.createObjectURL(stream);
-    }
-  });
-
-  // Attach a media stream to an element.
-  attachMediaStream = function(element, stream) {
-    if (webrtcDetectedVersion >= 43) {
-      element.srcObject = stream;
-    } else if (typeof element.src !== 'undefined') {
-      element.src = URL.createObjectURL(stream);
-    } else {
-      webrtcUtils.log('Error attaching stream to element.');
-    }
-  };
-  reattachMediaStream = function(to, from) {
-    if (webrtcDetectedVersion >= 43) {
-      to.srcObject = from.srcObject;
-    } else {
-      to.src = from.src;
-    }
-  };
-
-} else if (navigator.mediaDevices && navigator.userAgent.match(
-    /Edge\/(\d+).(\d+)$/)) {
-  webrtcUtils.log('This appears to be Edge');
-  webrtcDetectedBrowser = 'edge';
-
-  webrtcDetectedVersion =
-    parseInt(navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)[2], 10);
-
-  // the minimum version still supported by adapter.
-  webrtcMinimumVersion = 12;
-
-  getUserMedia = navigator.getUserMedia;
-
-  attachMediaStream = function(element, stream) {
-    element.srcObject = stream;
-  };
-  reattachMediaStream = function(to, from) {
-    to.srcObject = from.srcObject;
-  };
-} else {
-  webrtcUtils.log('Browser does not appear to be WebRTC-capable');
-}
-
-// Returns the result of getUserMedia as a Promise.
-function requestUserMedia(constraints) {
-  return new Promise(function(resolve, reject) {
-    getUserMedia(constraints, resolve, reject);
-  });
-}
-
-var webrtcTesting = {};
-Object.defineProperty(webrtcTesting, 'version', {
-  set: function(version) {
-    webrtcDetectedVersion = version;
-  }
-});
-
-if (typeof module !== 'undefined') {
-  var RTCPeerConnection;
-  if (typeof window !== 'undefined') {
-    RTCPeerConnection = window.RTCPeerConnection;
-  }
-  module.exports = {
-    RTCPeerConnection: RTCPeerConnection,
-    getUserMedia: getUserMedia,
-    attachMediaStream: attachMediaStream,
-    reattachMediaStream: reattachMediaStream,
-    webrtcDetectedBrowser: webrtcDetectedBrowser,
-    webrtcDetectedVersion: webrtcDetectedVersion,
-    webrtcMinimumVersion: webrtcMinimumVersion,
-    webrtcTesting: webrtcTesting
-    //requestUserMedia: not exposed on purpose.
-    //trace: not exposed on purpose.
-  };
-} else if ((typeof require === 'function') && (typeof define === 'function')) {
-  // Expose objects and functions when RequireJS is doing the loading.
-  define([], function() {
-    return {
-      RTCPeerConnection: window.RTCPeerConnection,
-      getUserMedia: getUserMedia,
-      attachMediaStream: attachMediaStream,
-      reattachMediaStream: reattachMediaStream,
-      webrtcDetectedBrowser: webrtcDetectedBrowser,
-      webrtcDetectedVersion: webrtcDetectedVersion,
-      webrtcMinimumVersion: webrtcMinimumVersion,
-      webrtcTesting: webrtcTesting
-      //requestUserMedia: not exposed on purpose.
-      //trace: not exposed on purpose.
-    };
-  });
-}
-
-},{}],141:[function(require,module,exports){
-'use strict';
-
-var NS = 'urn:xmpp:jingle:transports:ice-udp:1';
-
-
-module.exports = function (stanza) {
-    var types = stanza.utils;
-
-    var ICE = stanza.define({
-        name: '_iceUdp',
-        namespace: NS,
-        element: 'transport',
-        tags: ['jingle-transport'],
-        fields: {
-            transType: {value: 'iceUdp'},
-            pwd: types.attribute('pwd'),
-            ufrag: types.attribute('ufrag')
-        }
-    });
-    
-    
-    var RemoteCandidate = stanza.define({
-        name: 'remoteCandidate',
-        namespace: NS,
-        element: 'remote-candidate',
-        fields: {
-            component: types.attribute('component'),
-            ip: types.attribute('ip'),
-            port: types.attribute('port')
-        }
-    });
-    
-    
-    var Candidate = stanza.define({
-        name: '_iceUdpCandidate',
-        namespace: NS,
-        element: 'candidate',
-        fields: {
-            component: types.attribute('component'),
-            foundation: types.attribute('foundation'),
-            generation: types.attribute('generation'),
-            id: types.attribute('id'),
-            ip: types.attribute('ip'),
-            network: types.attribute('network'),
-            port: types.attribute('port'),
-            priority: types.attribute('priority'),
-            protocol: types.attribute('protocol'),
-            relAddr: types.attribute('rel-addr'),
-            relPort: types.attribute('rel-port'),
-            tcpType: types.attribute('tcptype'),
-            type: types.attribute('type')
-        }
-    });
-    
-    
-    var Fingerprint = stanza.define({
-        name: '_iceFingerprint',
-        namespace: 'urn:xmpp:jingle:apps:dtls:0',
-        element: 'fingerprint',
-        fields: {
-            hash: types.attribute('hash'),
-            setup: types.attribute('setup'),
-            value: types.text(),
-            required: types.boolAttribute('required')
-        }
-    });
-    
-    var SctpMap = stanza.define({
-        name: '_sctpMap',
-        namespace: 'urn:xmpp:jingle:transports:dtls-sctp:1',
-        element: 'sctpmap',
-        fields: {
-            number: types.attribute('number'),
-            protocol: types.attribute('protocol'),
-            streams: types.attribute('streams')
-        }
-    });
-
-    
-    stanza.extend(ICE, Candidate, 'candidates');
-    stanza.extend(ICE, RemoteCandidate);
-    stanza.extend(ICE, Fingerprint, 'fingerprints');
-    stanza.extend(ICE, SctpMap, 'sctp');
-
-    stanza.withDefinition('content', 'urn:xmpp:jingle:1', function (Content) {
-        stanza.extend(Content, ICE);
-    });
-};
-
-},{}],142:[function(require,module,exports){
-'use strict';
-
-
-module.exports = function (stanza) {
-    var types = stanza.utils;
-
-    var Iq = stanza.define({
-        name: 'iq',
-        namespace: 'jabber:client',
-        element: 'iq',
-        topLevel: true,
-        fields: {
-            lang: types.langAttribute(),
-            id: types.attribute('id'),
-            to: types.attribute('to'),
-            from: types.attribute('from'),
-            type: types.attribute('type')
-        }
-    });
-    
-    var toJSON = Iq.prototype.toJSON;
-    
-    Iq.prototype.toJSON = function () {
-        var result = toJSON.call(this);
-        result.resultReply = this.resultReply;
-        result.errorReply = this.errorReply;
-        return result;
-    };
-    
-    Iq.prototype.resultReply = function (data) {
-        data = data || {};
-        data.to = this.from;
-        data.id = this.id;
-        data.type = 'result';
-        return new Iq(data);
-    };
-    
-    Iq.prototype.errorReply = function (data) {
-        data = data || {};
-        data.to = this.from;
-        data.id = this.id;
-        data.type = 'error';
-        return new Iq(data);
-    };
-};
-
-},{}],143:[function(require,module,exports){
-'use strict';
-
-var NS = 'urn:xmpp:jingle:1';
-var ERRNS = 'urn:xmpp:jingle:errors:1';
-var CONDITIONS = ['out-of-order', 'tie-break', 'unknown-session', 'unsupported-info'];
-var REASONS = [
-    'alternative-session',
-    'busy',
-    'cancel',
-    'connectivity-error',
-    'decline',
-    'expired',
-    'failed-application',
-    'failed-transport',
-    'general-error',
-    'gone',
-    'incompatible-parameters',
-    'media-error',
-    'security-error',
-    'success',
-    'timeout',
-    'unsupported-applications',
-    'unsupported-transports'
-];
-
-
-module.exports = function (stanza) {
-    var types = stanza.utils;
-
-    var Jingle = stanza.define({
-        name: 'jingle',
-        namespace: NS,
-        element: 'jingle',
-        fields: {
-            action: types.attribute('action'),
-            initiator: types.attribute('initiator'),
-            responder: types.attribute('responder'),
-            sid: types.attribute('sid')
-        }
-    });
-    
-    
-    var Content = stanza.define({
-        name: '_jingleContent',
-        namespace: NS,
-        element: 'content',
-        fields: {
-            creator: types.attribute('creator'),
-            disposition: types.attribute('disposition', 'session'),
-            name: types.attribute('name'),
-            senders: types.attribute('senders', 'both'),
-            description: {
-                get: function () {
-                    var opts = stanza.tagged('jingle-description').map(function (Description) {
-                        return Description.prototype._name;
-                    });
-                    for (var i = 0, len = opts.length; i < len; i++) {
-                        if (this._extensions[opts[i]]) {
-                            return this._extensions[opts[i]];
-                        }
-                    }
-                },
-                set: function (value) {
-                    var ext = '_' + value.descType;
-                    this[ext] = value;
-                }
-            },
-            transport: {
-                get: function () {
-                    var opts = stanza.tagged('jingle-transport').map(function (Transport) {
-                        return Transport.prototype._name;
-                    });
-                    for (var i = 0, len = opts.length; i < len; i++) {
-                        if (this._extensions[opts[i]]) {
-                            return this._extensions[opts[i]];
-                        }
-                    }
-                },
-                set: function (value) {
-                    var ext = '_' + value.transType;
-                    this[ext] = value;
-                }
-            }
-        }
-    });
-    
-    var Reason = stanza.define({
-        name: 'reason',
-        namespace: NS,
-        element: 'reason',
-        fields: {
-            condition: types.enumSub(NS, REASONS),
-            alternativeSession: {
-                get: function () {
-                    return types.getSubText(this.xml, NS, 'alternative-session');
-                },
-                set: function (value) {
-                    this.condition = 'alternative-session';
-                    types.setSubText(this.xml, NS, 'alternative-session', value);
-                }
-            },
-            text: types.textSub(NS, 'text')
-        }
-    });
-    
-    
-    stanza.extend(Jingle, Content, 'contents');
-    stanza.extend(Jingle, Reason);
-
-    /*stanza.withStanzaError(function (ErrorStanza) {
-        stanza.add(ErrorStanza, 'jingleCondition', types.enumSub(ERRNS, CONDITIONS));
-    });
-    
-    stanza.withIq(function (Iq) {
-        stanza.extend(Iq, Jingle);
-    });*/
-};
-
-},{}],144:[function(require,module,exports){
-'use strict';
-
-var NS = 'urn:xmpp:jingle:apps:rtp:1';
-var FBNS = 'urn:xmpp:jingle:apps:rtp:rtcp-fb:0';
-var HDRNS = 'urn:xmpp:jingle:apps:rtp:rtp-hdrext:0';
-var INFONS = 'urn:xmpp:jingle:apps:rtp:info:1';
-var SSMANS = 'urn:xmpp:jingle:apps:rtp:ssma:0';
-var GROUPNS = 'urn:xmpp:jingle:apps:grouping:0';
-
-
-module.exports = function (stanza) {
-    var types = stanza.utils;
-
-    var Feedback = {
-        get: function () {
-            var existing = types.find(this.xml, FBNS, 'rtcp-fb');
-            var result = [];
-            existing.forEach(function (xml) {
-                result.push({
-                    type: types.getAttribute(xml, 'type'),
-                    subtype: types.getAttribute(xml, 'subtype')
-                });
-            });
-            existing = types.find(this.xml, FBNS, 'rtcp-fb-trr-int');
-            existing.forEach(function (xml) {
-                result.push({
-                    type: types.getAttribute(xml, 'type'),
-                    value: types.getAttribute(xml, 'value')
-                });
-            });
-            return result;
-        },
-        set: function (values) {
-            var self = this;
-            var existing = types.find(this.xml, FBNS, 'rtcp-fb');
-            existing.forEach(function (item) {
-                self.xml.removeChild(item);
-            });
-            existing = types.find(this.xml, FBNS, 'rtcp-fb-trr-int');
-            existing.forEach(function (item) {
-                self.xml.removeChild(item);
-            });
-    
-            values.forEach(function (value) {
-                var fb;
-                if (value.type === 'trr-int') {
-                    fb = types.createElement(FBNS, 'rtcp-fb-trr-int', NS);
-                    types.setAttribute(fb, 'type', value.type);
-                    types.setAttribute(fb, 'value', value.value);
-                } else {
-                    fb = types.createElement(FBNS, 'rtcp-fb', NS);
-                    types.setAttribute(fb, 'type', value.type);
-                    types.setAttribute(fb, 'subtype', value.subtype);
-                }
-                self.xml.appendChild(fb);
-            });
-        }
-    };
-    
-    var Bandwidth = stanza.define({
-        name: 'bandwidth',
-        namespace: NS,
-        element: 'bandwidth',
-        fields: {
-            type: types.attribute('type'),
-            bandwidth: types.text()
-        }
-    });
-
-    var RTP = stanza.define({
-        name: '_rtp',
-        namespace: NS,
-        element: 'description',
-        tags: ['jingle-description'],
-        fields: {
-            descType: {value: 'rtp'},
-            media: types.attribute('media'),
-            ssrc: types.attribute('ssrc'),
-            mux: types.boolSub(NS, 'rtcp-mux'),
-            encryption: {
-                get: function () {
-                    var enc = types.find(this.xml, NS, 'encryption');
-                    if (!enc.length) {
-                        return [];
-                    }
-                    enc = enc[0];
-    
-                    var self = this;
-                    var data = types.find(enc, NS, 'crypto');
-                    var results = [];
-    
-                    data.forEach(function (xml) {
-                        results.push(new Crypto({}, xml, self).toJSON());
-                    });
-                    return results;
-                },
-                set: function (values) {
-                    var enc = types.find(this.xml, NS, 'encryption');
-                    if (enc.length) {
-                        this.xml.removeChild(enc);
-                    }
-    
-                    if (!values.length) {
-                        return;
-                    }
-    
-                    types.setBoolSubAttribute(this.xml, NS, 'encryption', 'required', true);
-                    enc = types.find(this.xml, NS, 'encryption')[0];
-    
-                    var self = this;
-                    values.forEach(function (value) {
-                        var content = new Crypto(value, null, self);
-                        enc.appendChild(content.xml);
-                    });
-                }
-            },
-            feedback: Feedback,
-            headerExtensions: {
-                get: function () {
-                    var existing = types.find(this.xml, HDRNS, 'rtp-hdrext');
-                    var result = [];
-                    existing.forEach(function (xml) {
-                        result.push({
-                            id: types.getAttribute(xml, 'id'),
-                            uri: types.getAttribute(xml, 'uri'),
-                            senders: types.getAttribute(xml, 'senders')
-                        });
-                    });
-                    return result;
-                },
-                set: function (values) {
-                    var self = this;
-                    var existing = types.find(this.xml, HDRNS, 'rtp-hdrext');
-                    existing.forEach(function (item) {
-                        self.xml.removeChild(item);
-                    });
-    
-                    values.forEach(function (value) {
-                        var hdr = types.createElement(HDRNS, 'rtp-hdrext', NS);
-                        types.setAttribute(hdr, 'id', value.id);
-                        types.setAttribute(hdr, 'uri', value.uri);
-                        types.setAttribute(hdr, 'senders', value.senders);
-                        self.xml.appendChild(hdr);
-                    });
-                }
-            }
-        }
-    });
-    
-    
-    var PayloadType = stanza.define({
-        name: '_payloadType',
-        namespace: NS,
-        element: 'payload-type',
-        fields: {
-            channels: types.attribute('channels'),
-            clockrate: types.attribute('clockrate'),
-            id: types.attribute('id'),
-            maxptime: types.attribute('maxptime'),
-            name: types.attribute('name'),
-            ptime: types.attribute('ptime'),
-            feedback: Feedback,
-            parameters: {
-                get: function () {
-                    var result = [];
-                    var params = types.find(this.xml, NS, 'parameter');
-                    params.forEach(function (param) {
-                        result.push({
-                            key: types.getAttribute(param, 'name'),
-                            value: types.getAttribute(param, 'value')
-                        });
-                    });
-                    return result;
-                },
-                set: function (values) {
-                    var self = this;
-                    values.forEach(function (value) {
-                        var param = types.createElement(NS, 'parameter');
-                        types.setAttribute(param, 'name', value.key);
-                        types.setAttribute(param, 'value', value.value);
-                        self.xml.appendChild(param);
-                    });
-                }
-            }
-        }
-    });
-    
-    
-    var Crypto = stanza.define({
-        name: 'crypto',
-        namespace: NS,
-        element: 'crypto',
-        fields: {
-            cipherSuite: types.attribute('crypto-suite'),
-            keyParams: types.attribute('key-params'),
-            sessionParams: types.attribute('session-params'),
-            tag: types.attribute('tag')
-        }
-    });
-    
-    
-    var ContentGroup = stanza.define({
-        name: '_group',
-        namespace: GROUPNS,
-        element: 'group',
-        fields: {
-            semantics: types.attribute('semantics'),
-            contents: types.multiSubAttribute(GROUPNS, 'content', 'name')
-        }
-    });
-    
-    var SourceGroup = stanza.define({
-        name: '_sourceGroup',
-        namespace: SSMANS,
-        element: 'ssrc-group',
-        fields: {
-            semantics: types.attribute('semantics'),
-            sources: types.multiSubAttribute(SSMANS, 'source', 'ssrc')
-        }
-    });
-    
-    var Source = stanza.define({
-        name: '_source',
-        namespace: SSMANS,
-        element: 'source',
-        fields: {
-            ssrc: types.attribute('ssrc'),
-            parameters: {
-                get: function () {
-                    var result = [];
-                    var params = types.find(this.xml, SSMANS, 'parameter');
-                    params.forEach(function (param) {
-                        result.push({
-                            key: types.getAttribute(param, 'name'),
-                            value: types.getAttribute(param, 'value')
-                        });
-                    });
-                    return result;
-                },
-                set: function (values) {
-                    var self = this;
-                    values.forEach(function (value) {
-                        var param = types.createElement(SSMANS, 'parameter');
-                        types.setAttribute(param, 'name', value.key);
-                        types.setAttribute(param, 'value', value.value);
-                        self.xml.appendChild(param);
-                    });
-                }
-            }
-        }
-    });
-    
-    
-    var Mute = stanza.define({
-        name: 'mute',
-        namespace: INFONS,
-        element: 'mute',
-        fields: {
-            creator: types.attribute('creator'),
-            name: types.attribute('name')
-        }
-    });
-    
-    
-    var Unmute = stanza.define({
-        name: 'unmute',
-        namespace: INFONS,
-        element: 'unmute',
-        fields: {
-            creator: types.attribute('creator'),
-            name: types.attribute('name')
-        }
-    });
-    
-    
-    stanza.extend(RTP, Bandwidth);
-    stanza.extend(RTP, PayloadType, 'payloads');
-    stanza.extend(RTP, Source, 'sources');
-    stanza.extend(RTP, SourceGroup, 'sourceGroups');
-    
-    stanza.withDefinition('content', 'urn:xmpp:jingle:1', function (Content) {
-        stanza.extend(Content, RTP);
-    });
-
-    stanza.withDefinition('jingle', 'urn:xmpp:jingle:1', function (Jingle) {
-        stanza.extend(Jingle, Mute);
-        stanza.extend(Jingle, Unmute);
-        stanza.extend(Jingle, ContentGroup, 'groups');
-        stanza.add(Jingle, 'ringing', types.boolSub(INFONS, 'ringing'));
-        stanza.add(Jingle, 'hold', types.boolSub(INFONS, 'hold'));
-        stanza.add(Jingle, 'active', types.boolSub(INFONS, 'active'));
-    });
-};
-
-},{}],145:[function(require,module,exports){
-/* jshint -W117 */
-'use strict';
-
-var JSM = require('jingle');
-var RTC = require('webrtc-adapter-test');
-var jxt = require('jxt').createRegistry();
-
-jxt.use(require('./stanza/iq.js'));
-jxt.use(require('./stanza/jingle.js'));
-jxt.use(require('./stanza/rtp.js'));
-jxt.use(require('./stanza/iceUdp.js'));
-
-var IqStanza = jxt.getDefinition('iq', 'jabber:client');
-var JingleStanza = jxt.getDefinition('jingle', 'urn:xmpp:jingle:1');
-
-jxt.extend(IqStanza, JingleStanza);
-
-(function($) {
-   Strophe.addConnectionPlugin('jingle', {
-      connection: null,
-      peer_constraints: {},
-      AUTOACCEPT: false,
-      localStream: null,
-      manager: null,
-      RTC: null,
-
-      init: function(conn) {
-         var self = this;
-
-         self.RTC = RTC;
-
-         self.connection = conn;
-
-         if ((RTC.webrtcDetectedVersion < 33 && RTC.webrtcDetectedBrowser === 'firefox') || RTC.webrtcDetectedBrowser === 'chrome') {
-            self.peer_constraints = {
-               mandatory: {
-                  'OfferToReceiveAudio': true,
-                  'OfferToReceiveVideo': true
-               }
-            };
-
-            if (RTC.webrtcDetectedBrowser === 'firefox') {
-               self.peer_constraints.mandatory.MozDontOfferDataChannel = true;
-            }
-         } else {
-            self.peer_constraints = {
-               'offerToReceiveAudio': true,
-               'offerToReceiveVideo': true
-            };
-
-            if (RTC.webrtcDetectedBrowser === 'firefox') {
-               self.peer_constraints.mozDontOfferDataChannel = true;
-            }
-         }
-
-         self.manager = new JSM({
-            peerConnectionConstraints: self.peer_constraints,
-            jid: self.connection.jid,
-            selfID: self.connection.jid
-         });
-
-         var events = {
-            'incoming': 'callincoming.jingle',
-            'terminated': 'callterminated.jingle',
-            'peerStreamAdded': 'remotestreamadded.jingle',
-            'peerStreamRemoved': 'remotestreamremoved.jingle',
-            'ringing': 'ringing.jingle',
-            'log:error': 'error.jingle'
-         };
-
-         $.each(events, function(key, val) {
-            self.manager.on(key, function() {
-               $(document).trigger(val, arguments);
-            });
-         });
-
-         self.manager.on('incoming', function(session) {
-            session.on('change:connectionState', function(session, state) {
-               $(document).trigger('iceconnectionstatechange.jingle', [session.sid, session, state]);
-            });
-         });
-
-         if (this.connection.disco) {
-            var i;
-            for (i = 0; i < self.manager.capabilities.length; i++) {
-               self.connection.disco.addFeature(self.manager.capabilities[i]);
-            }
-         }
-         this.connection.addHandler(this.onJingle.bind(this), 'urn:xmpp:jingle:1', 'iq', 'set', null, null);
-
-         this.manager.on('send', function(data) {
-
-            var iq = new IqStanza(data);
-
-            self.connection.send($.parseXML(iq.toString()).getElementsByTagName('iq')[0]);
-         });
-
-         //@TODO add on client unavilable (this.manager.endPeerSessions(peer_jid_full, true))
-      },
-      onJingle: function(iq) {
-         var req = jxt.parse(iq.outerHTML);
-
-         this.manager.process(req);
-
-         return true;
-      },
-      initiate: function(peerjid, stream) { // initiate a new jinglesession to peerjid
-         var session = this.manager.createMediaSession(peerjid);
-
-         session.on('change:connectionState', function(session, state) {
-            $(document).trigger('iceconnectionstatechange.jingle', [session.sid, session, state]);
-         });
-
-         if (stream) {
-            this.localStream = stream;
-         }
-
-         // configure session
-         if (this.localStream) {
-            session.addStream(this.localStream);
-            session.start();
-
-            return session;
-         }
-
-         console.error('No local stream defined');
-      },
-      terminate: function(jid, reason, silent) { // terminate by sessionid (or all sessions)
-         if (typeof jid === 'undefined' || jid === null) {
-            this.manager.endAllSessions(reason, silent);
-         } else {
-            this.manager.endPeerSessions(jid, reason, silent);
-         }
-      },
-      terminateByJid: function(jid) {
-         this.manager.endPeerSessions(jid);
-      },
-      addICEServer: function(server) {
-         this.manager.addICEServer(server);
-      },
-      setICEServers: function(servers) {
-         this.manager.iceServers = servers;
-      },
-      setPeerConstraints: function(constraints) {
-         this.manager.config.peerConnectionConstraints = constraints;
-      }
-   });
-}(jQuery));
-
-},{"./stanza/iceUdp.js":141,"./stanza/iq.js":142,"./stanza/jingle.js":143,"./stanza/rtp.js":144,"jingle":25,"jxt":117,"webrtc-adapter-test":140}]},{},[145]);
-
-
-/*!
- * Source: lib/otr/build/dep/salsa20.js, license: AGPL3, url: https://github.com/neoatlantis/node-salsa20
- */
-// Salsa20 implementation
-// Contributed to Cryptocat by Dmitry Chestnykh
-// 21-01-2013
-
-;(function (root, factory) {
-
-  if (typeof define === 'function' && define.amd) {
-    define(factory)
-  } else if (typeof module !== 'undefined' && module.exports) {
-    module.exports = factory()
-  } else {
-    root.Salsa20 = factory()
-  }
-
-}(this, function () {
-
-    function Salsa20(key, nonce) {
-        // Constants.
-        this.rounds = 20; // number of Salsa rounds
-        this.sigmaWords = [0x61707865, 0x3320646e, 0x79622d32, 0x6b206574];
-
-        // State.
-        this.keyWords = [];           // key words
-        this.nonceWords = [0, 0];     // nonce words
-        this.counterWords = [0, 0];   // block counter words
-
-        // Output buffer.
-        this.block = [];        // output block of 64 bytes
-        this.blockUsed = 64;     // number of block bytes used
-
-        this.setKey(key);
-        this.setNonce(nonce);
-    }
-
-    // setKey sets the key to the given 32-byte array.
-    Salsa20.prototype.setKey = function(key) {
-        for (var i = 0, j = 0; i < 8; i++, j += 4) {
-            this.keyWords[i] = (key[j] & 0xff)        |
-                              ((key[j+1] & 0xff)<<8)  |
-                              ((key[j+2] & 0xff)<<16) |
-                              ((key[j+3] & 0xff)<<24);
-        }
-        this._reset();
-    };
-
-    // setNonce sets the nonce to the given 8-byte array.
-    Salsa20.prototype.setNonce = function(nonce) {
-        this.nonceWords[0] = (nonce[0] & 0xff)      |
-                            ((nonce[1] & 0xff)<<8)  |
-                            ((nonce[2] & 0xff)<<16) |
-                            ((nonce[3] & 0xff)<<24);
-        this.nonceWords[1] = (nonce[4] & 0xff)      |
-                            ((nonce[5] & 0xff)<<8)  |
-                            ((nonce[6] & 0xff)<<16) |
-                            ((nonce[7] & 0xff)<<24);
-        this._reset();
-    };
-
-    // getBytes returns the next numberOfBytes bytes of stream.
-    Salsa20.prototype.getBytes = function(numberOfBytes) {
-        var out = new Array(numberOfBytes);
-        for (var i = 0; i < numberOfBytes; i++) {
-            if (this.blockUsed == 64) {
-                this._generateBlock();
-                this._incrementCounter();
-                this.blockUsed = 0;
-            }
-            out[i] = this.block[this.blockUsed];
-            this.blockUsed++;
-        }
-        return out;
-    };
-
-    Salsa20.prototype.getHexString = function(numberOfBytes) {
-        var hex=['0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f'];
-        var out = [];
-        var bytes = this.getBytes(numberOfBytes);
-        for(var i = 0; i < bytes.length; i++) {
-            out.push(hex[(bytes[i] >> 4) & 15]);
-            out.push(hex[bytes[i] & 15]);
-        }
-        return out.join('');
-    };
-
-    // Private methods.
-
-    Salsa20.prototype._reset = function() {
-        this.counterWords[0] = 0;
-        this.counterWords[1] = 0;
-        this.blockUsed = 64;
-    };
-
-    // _incrementCounter increments block counter.
-    Salsa20.prototype._incrementCounter = function() {
-        // Note: maximum 2^64 blocks.
-        this.counterWords[0] = (this.counterWords[0] + 1) & 0xffffffff;
-        if (this.counterWords[0] == 0) {
-            this.counterWords[1] = (this.counterWords[1] + 1) & 0xffffffff;
-        }
-    };
-
-    // _generateBlock generates 64 bytes from key, nonce, and counter,
-    // and puts the result into this.block.
-    Salsa20.prototype._generateBlock = function() {
-        var j0 = this.sigmaWords[0],
-            j1 = this.keyWords[0],
-            j2 = this.keyWords[1],
-            j3 = this.keyWords[2],
-            j4 = this.keyWords[3],
-            j5 = this.sigmaWords[1],
-            j6 = this.nonceWords[0],
-            j7 = this.nonceWords[1],
-            j8 = this.counterWords[0],
-            j9 = this.counterWords[1],
-            j10 = this.sigmaWords[2],
-            j11 = this.keyWords[4],
-            j12 = this.keyWords[5],
-            j13 = this.keyWords[6],
-            j14 = this.keyWords[7],
-            j15 = this.sigmaWords[3];
-
-            var x0 = j0, x1 = j1, x2 = j2, x3 = j3, x4 = j4, x5 = j5, x6 = j6, x7 = j7,
-                x8 = j8, x9 = j9, x10 = j10, x11 = j11, x12 = j12, x13 = j13, x14 = j14, x15 = j15;
-
-            var u;
-
-            for (var i = 0; i < this.rounds; i += 2) {
-                u = x0 + x12;
-                x4 ^= (u<<7) | (u>>>(32-7));
-                u = x4 + x0;
-                x8 ^= (u<<9) | (u>>>(32-9));
-                u = x8 + x4;
-                x12 ^= (u<<13) | (u>>>(32-13));
-                u = x12 + x8;
-                x0 ^= (u<<18) | (u>>>(32-18));
-
-                u = x5 + x1;
-                x9 ^= (u<<7) | (u>>>(32-7));
-                u = x9 + x5;
-                x13 ^= (u<<9) | (u>>>(32-9));
-                u = x13 + x9;
-                x1 ^= (u<<13) | (u>>>(32-13));
-                u = x1 + x13;
-                x5 ^= (u<<18) | (u>>>(32-18));
-
-                u = x10 + x6;
-                x14 ^= (u<<7) | (u>>>(32-7));
-                u = x14 + x10;
-                x2 ^= (u<<9) | (u>>>(32-9));
-                u = x2 + x14;
-                x6 ^= (u<<13) | (u>>>(32-13));
-                u = x6 + x2;
-                x10 ^= (u<<18) | (u>>>(32-18));
-
-                u = x15 + x11;
-                x3 ^= (u<<7) | (u>>>(32-7));
-                u = x3 + x15;
-                x7 ^= (u<<9) | (u>>>(32-9));
-                u = x7 + x3;
-                x11 ^= (u<<13) | (u>>>(32-13));
-                u = x11 + x7;
-                x15 ^= (u<<18) | (u>>>(32-18));
-
-                u = x0 + x3;
-                x1 ^= (u<<7) | (u>>>(32-7));
-                u = x1 + x0;
-                x2 ^= (u<<9) | (u>>>(32-9));
-                u = x2 + x1;
-                x3 ^= (u<<13) | (u>>>(32-13));
-                u = x3 + x2;
-                x0 ^= (u<<18) | (u>>>(32-18));
-
-                u = x5 + x4;
-                x6 ^= (u<<7) | (u>>>(32-7));
-                u = x6 + x5;
-                x7 ^= (u<<9) | (u>>>(32-9));
-                u = x7 + x6;
-                x4 ^= (u<<13) | (u>>>(32-13));
-                u = x4 + x7;
-                x5 ^= (u<<18) | (u>>>(32-18));
-
-                u = x10 + x9;
-                x11 ^= (u<<7) | (u>>>(32-7));
-                u = x11 + x10;
-                x8 ^= (u<<9) | (u>>>(32-9));
-                u = x8 + x11;
-                x9 ^= (u<<13) | (u>>>(32-13));
-                u = x9 + x8;
-                x10 ^= (u<<18) | (u>>>(32-18));
-
-                u = x15 + x14;
-                x12 ^= (u<<7) | (u>>>(32-7));
-                u = x12 + x15;
-                x13 ^= (u<<9) | (u>>>(32-9));
-                u = x13 + x12;
-                x14 ^= (u<<13) | (u>>>(32-13));
-                u = x14 + x13;
-                x15 ^= (u<<18) | (u>>>(32-18));
-            }
-
-            x0 += j0;
-            x1 += j1;
-            x2 += j2;
-            x3 += j3;
-            x4 += j4;
-            x5 += j5;
-            x6 += j6;
-            x7 += j7;
-            x8 += j8;
-            x9 += j9;
-            x10 += j10;
-            x11 += j11;
-            x12 += j12;
-            x13 += j13;
-            x14 += j14;
-            x15 += j15;
-
-            this.block[ 0] = ( x0 >>>  0) & 0xff; this.block[ 1] = ( x0 >>>  8) & 0xff;
-            this.block[ 2] = ( x0 >>> 16) & 0xff; this.block[ 3] = ( x0 >>> 24) & 0xff;
-            this.block[ 4] = ( x1 >>>  0) & 0xff; this.block[ 5] = ( x1 >>>  8) & 0xff;
-            this.block[ 6] = ( x1 >>> 16) & 0xff; this.block[ 7] = ( x1 >>> 24) & 0xff;
-            this.block[ 8] = ( x2 >>>  0) & 0xff; this.block[ 9] = ( x2 >>>  8) & 0xff;
-            this.block[10] = ( x2 >>> 16) & 0xff; this.block[11] = ( x2 >>> 24) & 0xff;
-            this.block[12] = ( x3 >>>  0) & 0xff; this.block[13] = ( x3 >>>  8) & 0xff;
-            this.block[14] = ( x3 >>> 16) & 0xff; this.block[15] = ( x3 >>> 24) & 0xff;
-            this.block[16] = ( x4 >>>  0) & 0xff; this.block[17] = ( x4 >>>  8) & 0xff;
-            this.block[18] = ( x4 >>> 16) & 0xff; this.block[19] = ( x4 >>> 24) & 0xff;
-            this.block[20] = ( x5 >>>  0) & 0xff; this.block[21] = ( x5 >>>  8) & 0xff;
-            this.block[22] = ( x5 >>> 16) & 0xff; this.block[23] = ( x5 >>> 24) & 0xff;
-            this.block[24] = ( x6 >>>  0) & 0xff; this.block[25] = ( x6 >>>  8) & 0xff;
-            this.block[26] = ( x6 >>> 16) & 0xff; this.block[27] = ( x6 >>> 24) & 0xff;
-            this.block[28] = ( x7 >>>  0) & 0xff; this.block[29] = ( x7 >>>  8) & 0xff;
-            this.block[30] = ( x7 >>> 16) & 0xff; this.block[31] = ( x7 >>> 24) & 0xff;
-            this.block[32] = ( x8 >>>  0) & 0xff; this.block[33] = ( x8 >>>  8) & 0xff;
-            this.block[34] = ( x8 >>> 16) & 0xff; this.block[35] = ( x8 >>> 24) & 0xff;
-            this.block[36] = ( x9 >>>  0) & 0xff; this.block[37] = ( x9 >>>  8) & 0xff;
-            this.block[38] = ( x9 >>> 16) & 0xff; this.block[39] = ( x9 >>> 24) & 0xff;
-            this.block[40] = (x10 >>>  0) & 0xff; this.block[41] = (x10 >>>  8) & 0xff;
-            this.block[42] = (x10 >>> 16) & 0xff; this.block[43] = (x10 >>> 24) & 0xff;
-            this.block[44] = (x11 >>>  0) & 0xff; this.block[45] = (x11 >>>  8) & 0xff;
-            this.block[46] = (x11 >>> 16) & 0xff; this.block[47] = (x11 >>> 24) & 0xff;
-            this.block[48] = (x12 >>>  0) & 0xff; this.block[49] = (x12 >>>  8) & 0xff;
-            this.block[50] = (x12 >>> 16) & 0xff; this.block[51] = (x12 >>> 24) & 0xff;
-            this.block[52] = (x13 >>>  0) & 0xff; this.block[53] = (x13 >>>  8) & 0xff;
-            this.block[54] = (x13 >>> 16) & 0xff; this.block[55] = (x13 >>> 24) & 0xff;
-            this.block[56] = (x14 >>>  0) & 0xff; this.block[57] = (x14 >>>  8) & 0xff;
-            this.block[58] = (x14 >>> 16) & 0xff; this.block[59] = (x14 >>> 24) & 0xff;
-            this.block[60] = (x15 >>>  0) & 0xff; this.block[61] = (x15 >>>  8) & 0xff;
-            this.block[62] = (x15 >>> 16) & 0xff; this.block[63] = (x15 >>> 24) & 0xff;
-    };
-
-  return Salsa20
-
-}))
-
-/*!
- * Source: lib/otr/build/dep/bigint.js, license: public domain, url: www.leemon.com
- */
-;(function (root, factory) {
-
-  if (typeof define === 'function' && define.amd) {
-    define(factory.bind(root, root.crypto || root.msCrypto))
-  } else if (typeof module !== 'undefined' && module.exports) {
-    module.exports = factory(require('crypto'))
-  } else {
-    root.BigInt = factory(root.crypto || root.msCrypto)
-  }
-
-}(this, function (crypto) {
-
-  ////////////////////////////////////////////////////////////////////////////////////////
-  // Big Integer Library v. 5.5
-  // Created 2000, last modified 2013
-  // Leemon Baird
-  // www.leemon.com
-  //
-  // Version history:
-  // v 5.5  17 Mar 2013
-  //   - two lines of a form like "if (x<0) x+=n" had the "if" changed to "while" to
-  //     handle the case when x<-n. (Thanks to James Ansell for finding that bug)
-  // v 5.4  3 Oct 2009
-  //   - added "var i" to greaterShift() so i is not global. (Thanks to Péter Szabó for finding that bug)
-  //
-  // v 5.3  21 Sep 2009
-  //   - added randProbPrime(k) for probable primes
-  //   - unrolled loop in mont_ (slightly faster)
-  //   - millerRabin now takes a bigInt parameter rather than an int
-  //
-  // v 5.2  15 Sep 2009
-  //   - fixed capitalization in call to int2bigInt in randBigInt
-  //     (thanks to Emili Evripidou, Reinhold Behringer, and Samuel Macaleese for finding that bug)
-  //
-  // v 5.1  8 Oct 2007 
-  //   - renamed inverseModInt_ to inverseModInt since it doesn't change its parameters
-  //   - added functions GCD and randBigInt, which call GCD_ and randBigInt_
-  //   - fixed a bug found by Rob Visser (see comment with his name below)
-  //   - improved comments
-  //
-  // This file is public domain.   You can use it for any purpose without restriction.
-  // I do not guarantee that it is correct, so use it at your own risk.  If you use 
-  // it for something interesting, I'd appreciate hearing about it.  If you find 
-  // any bugs or make any improvements, I'd appreciate hearing about those too.
-  // It would also be nice if my name and URL were left in the comments.  But none 
-  // of that is required.
-  //
-  // This code defines a bigInt library for arbitrary-precision integers.
-  // A bigInt is an array of integers storing the value in chunks of bpe bits, 
-  // little endian (buff[0] is the least significant word).
-  // Negative bigInts are stored two's complement.  Almost all the functions treat
-  // bigInts as nonnegative.  The few that view them as two's complement say so
-  // in their comments.  Some functions assume their parameters have at least one 
-  // leading zero element. Functions with an underscore at the end of the name put
-  // their answer into one of the arrays passed in, and have unpredictable behavior 
-  // in case of overflow, so the caller must make sure the arrays are big enough to 
-  // hold the answer.  But the average user should never have to call any of the 
-  // underscored functions.  Each important underscored function has a wrapper function 
-  // of the same name without the underscore that takes care of the details for you.  
-  // For each underscored function where a parameter is modified, that same variable 
-  // must not be used as another argument too.  So, you cannot square x by doing 
-  // multMod_(x,x,n).  You must use squareMod_(x,n) instead, or do y=dup(x); multMod_(x,y,n).
-  // Or simply use the multMod(x,x,n) function without the underscore, where
-  // such issues never arise, because non-underscored functions never change
-  // their parameters; they always allocate new memory for the answer that is returned.
-  //
-  // These functions are designed to avoid frequent dynamic memory allocation in the inner loop.
-  // For most functions, if it needs a BigInt as a local variable it will actually use
-  // a global, and will only allocate to it only when it's not the right size.  This ensures
-  // that when a function is called repeatedly with same-sized parameters, it only allocates
-  // memory on the first call.
-  //
-  // Note that for cryptographic purposes, the calls to Math.random() must 
-  // be replaced with calls to a better pseudorandom number generator.
-  //
-  // In the following, "bigInt" means a bigInt with at least one leading zero element,
-  // and "integer" means a nonnegative integer less than radix.  In some cases, integer 
-  // can be negative.  Negative bigInts are 2s complement.
-  // 
-  // The following functions do not modify their inputs.
-  // Those returning a bigInt, string, or Array will dynamically allocate memory for that value.
-  // Those returning a boolean will return the integer 0 (false) or 1 (true).
-  // Those returning boolean or int will not allocate memory except possibly on the first 
-  // time they're called with a given parameter size.
-  // 
-  // bigInt  add(x,y)               //return (x+y) for bigInts x and y.  
-  // bigInt  addInt(x,n)            //return (x+n) where x is a bigInt and n is an integer.
-  // string  bigInt2str(x,base)     //return a string form of bigInt x in a given base, with 2 <= base <= 95
-  // int     bitSize(x)             //return how many bits long the bigInt x is, not counting leading zeros
-  // bigInt  dup(x)                 //return a copy of bigInt x
-  // boolean equals(x,y)            //is the bigInt x equal to the bigint y?
-  // boolean equalsInt(x,y)         //is bigint x equal to integer y?
-  // bigInt  expand(x,n)            //return a copy of x with at least n elements, adding leading zeros if needed
-  // Array   findPrimes(n)          //return array of all primes less than integer n
-  // bigInt  GCD(x,y)               //return greatest common divisor of bigInts x and y (each with same number of elements).
-  // boolean greater(x,y)           //is x>y?  (x and y are nonnegative bigInts)
-  // boolean greaterShift(x,y,shift)//is (x <<(shift*bpe)) > y?
-  // bigInt  int2bigInt(t,n,m)      //return a bigInt equal to integer t, with at least n bits and m array elements
-  // bigInt  inverseMod(x,n)        //return (x**(-1) mod n) for bigInts x and n.  If no inverse exists, it returns null
-  // int     inverseModInt(x,n)     //return x**(-1) mod n, for integers x and n.  Return 0 if there is no inverse
-  // boolean isZero(x)              //is the bigInt x equal to zero?
-  // boolean millerRabin(x,b)       //does one round of Miller-Rabin base integer b say that bigInt x is possibly prime? (b is bigInt, 1<b<x)
-  // boolean millerRabinInt(x,b)    //does one round of Miller-Rabin base integer b say that bigInt x is possibly prime? (b is int,    1<b<x)
-  // bigInt  mod(x,n)               //return a new bigInt equal to (x mod n) for bigInts x and n.
-  // int     modInt(x,n)            //return x mod n for bigInt x and integer n.
-  // bigInt  mult(x,y)              //return x*y for bigInts x and y. This is faster when y<x.
-  // bigInt  multMod(x,y,n)         //return (x*y mod n) for bigInts x,y,n.  For greater speed, let y<x.
-  // boolean negative(x)            //is bigInt x negative?
-  // bigInt  powMod(x,y,n)          //return (x**y mod n) where x,y,n are bigInts and ** is exponentiation.  0**0=1. Faster for odd n.
-  // bigInt  randBigInt(n,s)        //return an n-bit random BigInt (n>=1).  If s=1, then the most significant of those n bits is set to 1.
-  // bigInt  randTruePrime(k)       //return a new, random, k-bit, true prime bigInt using Maurer's algorithm.
-  // bigInt  randProbPrime(k)       //return a new, random, k-bit, probable prime bigInt (probability it's composite less than 2^-80).
-  // bigInt  str2bigInt(s,b,n,m)    //return a bigInt for number represented in string s in base b with at least n bits and m array elements
-  // bigInt  sub(x,y)               //return (x-y) for bigInts x and y.  Negative answers will be 2s complement
-  // bigInt  trim(x,k)              //return a copy of x with exactly k leading zero elements
-  //
-  //
-  // The following functions each have a non-underscored version, which most users should call instead.
-  // These functions each write to a single parameter, and the caller is responsible for ensuring the array 
-  // passed in is large enough to hold the result. 
-  //
-  // void    addInt_(x,n)          //do x=x+n where x is a bigInt and n is an integer
-  // void    add_(x,y)             //do x=x+y for bigInts x and y
-  // void    copy_(x,y)            //do x=y on bigInts x and y
-  // void    copyInt_(x,n)         //do x=n on bigInt x and integer n
-  // void    GCD_(x,y)             //set x to the greatest common divisor of bigInts x and y, (y is destroyed).  (This never overflows its array).
-  // boolean inverseMod_(x,n)      //do x=x**(-1) mod n, for bigInts x and n. Returns 1 (0) if inverse does (doesn't) exist
-  // void    mod_(x,n)             //do x=x mod n for bigInts x and n. (This never overflows its array).
-  // void    mult_(x,y)            //do x=x*y for bigInts x and y.
-  // void    multMod_(x,y,n)       //do x=x*y  mod n for bigInts x,y,n.
-  // void    powMod_(x,y,n)        //do x=x**y mod n, where x,y,n are bigInts (n is odd) and ** is exponentiation.  0**0=1.
-  // void    randBigInt_(b,n,s)    //do b = an n-bit random BigInt. if s=1, then nth bit (most significant bit) is set to 1. n>=1.
-  // void    randTruePrime_(ans,k) //do ans = a random k-bit true random prime (not just probable prime) with 1 in the msb.
-  // void    sub_(x,y)             //do x=x-y for bigInts x and y. Negative answers will be 2s complement.
-  //
-  // The following functions do NOT have a non-underscored version. 
-  // They each write a bigInt result to one or more parameters.  The caller is responsible for
-  // ensuring the arrays passed in are large enough to hold the results. 
-  //
-  // void addShift_(x,y,ys)       //do x=x+(y<<(ys*bpe))
-  // void carry_(x)               //do carries and borrows so each element of the bigInt x fits in bpe bits.
-  // void divide_(x,y,q,r)        //divide x by y giving quotient q and remainder r
-  // int  divInt_(x,n)            //do x=floor(x/n) for bigInt x and integer n, and return the remainder. (This never overflows its array).
-  // int  eGCD_(x,y,d,a,b)        //sets a,b,d to positive bigInts such that d = GCD_(x,y) = a*x-b*y
-  // void halve_(x)               //do x=floor(|x|/2)*sgn(x) for bigInt x in 2's complement.  (This never overflows its array).
-  // void leftShift_(x,n)         //left shift bigInt x by n bits.  n<bpe.
-  // void linComb_(x,y,a,b)       //do x=a*x+b*y for bigInts x and y and integers a and b
-  // void linCombShift_(x,y,b,ys) //do x=x+b*(y<<(ys*bpe)) for bigInts x and y, and integers b and ys
-  // void mont_(x,y,n,np)         //Montgomery multiplication (see comments where the function is defined)
-  // void multInt_(x,n)           //do x=x*n where x is a bigInt and n is an integer.
-  // void rightShift_(x,n)        //right shift bigInt x by n bits. (This never overflows its array).
-  // void squareMod_(x,n)         //do x=x*x  mod n for bigInts x,n
-  // void subShift_(x,y,ys)       //do x=x-(y<<(ys*bpe)). Negative answers will be 2s complement.
-  //
-  // The following functions are based on algorithms from the _Handbook of Applied Cryptography_
-  //    powMod_()           = algorithm 14.94, Montgomery exponentiation
-  //    eGCD_,inverseMod_() = algorithm 14.61, Binary extended GCD_
-  //    GCD_()              = algorothm 14.57, Lehmer's algorithm
-  //    mont_()             = algorithm 14.36, Montgomery multiplication
-  //    divide_()           = algorithm 14.20  Multiple-precision division
-  //    squareMod_()        = algorithm 14.16  Multiple-precision squaring
-  //    randTruePrime_()    = algorithm  4.62, Maurer's algorithm
-  //    millerRabin()       = algorithm  4.24, Miller-Rabin algorithm
-  //
-  // Profiling shows:
-  //     randTruePrime_() spends:
-  //         10% of its time in calls to powMod_()
-  //         85% of its time in calls to millerRabin()
-  //     millerRabin() spends:
-  //         99% of its time in calls to powMod_()   (always with a base of 2)
-  //     powMod_() spends:
-  //         94% of its time in calls to mont_()  (almost always with x==y)
-  //
-  // This suggests there are several ways to speed up this library slightly:
-  //     - convert powMod_ to use a Montgomery form of k-ary window (or maybe a Montgomery form of sliding window)
-  //         -- this should especially focus on being fast when raising 2 to a power mod n
-  //     - convert randTruePrime_() to use a minimum r of 1/3 instead of 1/2 with the appropriate change to the test
-  //     - tune the parameters in randTruePrime_(), including c, m, and recLimit
-  //     - speed up the single loop in mont_() that takes 95% of the runtime, perhaps by reducing checking
-  //       within the loop when all the parameters are the same length.
-  //
-  // There are several ideas that look like they wouldn't help much at all:
-  //     - replacing trial division in randTruePrime_() with a sieve (that speeds up something taking almost no time anyway)
-  //     - increase bpe from 15 to 30 (that would help if we had a 32*32->64 multiplier, but not with JavaScript's 32*32->32)
-  //     - speeding up mont_(x,y,n,np) when x==y by doing a non-modular, non-Montgomery square
-  //       followed by a Montgomery reduction.  The intermediate answer will be twice as long as x, so that
-  //       method would be slower.  This is unfortunate because the code currently spends almost all of its time
-  //       doing mont_(x,x,...), both for randTruePrime_() and powMod_().  A faster method for Montgomery squaring
-  //       would have a large impact on the speed of randTruePrime_() and powMod_().  HAC has a couple of poorly-worded
-  //       sentences that seem to imply it's faster to do a non-modular square followed by a single
-  //       Montgomery reduction, but that's obviously wrong.
-  ////////////////////////////////////////////////////////////////////////////////////////
-
-  //globals
-
-  // The number of significant bits in the fraction of a JavaScript
-  // floating-point number is 52, independent of platform.
-  // See: https://github.com/arlolra/otr/issues/41
-
-  var bpe = 26;          // bits stored per array element
-  var radix = 1 << bpe;  // equals 2^bpe
-  var mask = radix - 1;  // AND this with an array element to chop it down to bpe bits
-
-  //the digits for converting to different bases
-  var digitsStr='0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz_=!@#$%^&*()[]{}|;:,.<>/?`~ \\\'\"+-';
-
-  var one=int2bigInt(1,1,1);     //constant used in powMod_()
-
-  //the following global variables are scratchpad memory to 
-  //reduce dynamic memory allocation in the inner loop
-  var t=new Array(0);
-  var ss=t;       //used in mult_()
-  var s0=t;       //used in multMod_(), squareMod_()
-  var s1=t;       //used in powMod_(), multMod_(), squareMod_()
-  var s2=t;       //used in powMod_(), multMod_()
-  var s3=t;       //used in powMod_()
-  var s4=t, s5=t; //used in mod_()
-  var s6=t;       //used in bigInt2str()
-  var s7=t;       //used in powMod_()
-  var T=t;        //used in GCD_()
-  var sa=t;       //used in mont_()
-  var mr_x1=t, mr_r=t, mr_a=t;                                      //used in millerRabin()
-  var eg_v=t, eg_u=t, eg_A=t, eg_B=t, eg_C=t, eg_D=t;               //used in eGCD_(), inverseMod_()
-  var md_q1=t, md_q2=t, md_q3=t, md_r=t, md_r1=t, md_r2=t, md_tt=t; //used in mod_()
-
-  var primes=t, pows=t, s_i=t, s_i2=t, s_R=t, s_rm=t, s_q=t, s_n1=t;
-  var s_a=t, s_r2=t, s_n=t, s_b=t, s_d=t, s_x1=t, s_x2=t, s_aa=t; //used in randTruePrime_()
-    
-  var rpprb=t; //used in randProbPrimeRounds() (which also uses "primes")
-
-  ////////////////////////////////////////////////////////////////////////////////////////
-
-
-  //return array of all primes less than integer n
-  function findPrimes(n) {
-    var i,s,p,ans;
-    s=new Array(n);
-    for (i=0;i<n;i++)
-      s[i]=0;
-    s[0]=2;
-    p=0;    //first p elements of s are primes, the rest are a sieve
-    for(;s[p]<n;) {                  //s[p] is the pth prime
-      for(i=s[p]*s[p]; i<n; i+=s[p]) //mark multiples of s[p]
-        s[i]=1;
-      p++;
-      s[p]=s[p-1]+1;
-      for(; s[p]<n && s[s[p]]; s[p]++); //find next prime (where s[p]==0)
-    }
-    ans=new Array(p);
-    for(i=0;i<p;i++)
-      ans[i]=s[i];
-    return ans;
-  }
-
-
-  //does a single round of Miller-Rabin base b consider x to be a possible prime?
-  //x is a bigInt, and b is an integer, with b<x
-  function millerRabinInt(x,b) {
-    if (mr_x1.length!=x.length) {
-      mr_x1=dup(x);
-      mr_r=dup(x);
-      mr_a=dup(x);
-    }
-
-    copyInt_(mr_a,b);
-    return millerRabin(x,mr_a);
-  }
-
-  //does a single round of Miller-Rabin base b consider x to be a possible prime?
-  //x and b are bigInts with b<x
-  function millerRabin(x,b) {
-    var i,j,k,s;
-
-    if (mr_x1.length!=x.length) {
-      mr_x1=dup(x);
-      mr_r=dup(x);
-      mr_a=dup(x);
-    }
-
-    copy_(mr_a,b);
-    copy_(mr_r,x);
-    copy_(mr_x1,x);
-
-    addInt_(mr_r,-1);
-    addInt_(mr_x1,-1);
-
-    //s=the highest power of two that divides mr_r
-
-    /*
-    k=0;
-    for (i=0;i<mr_r.length;i++)
-      for (j=1;j<mask;j<<=1)
-        if (x[i] & j) {
-          s=(k<mr_r.length+bpe ? k : 0); 
-           i=mr_r.length;
-           j=mask;
-        } else
-          k++;
-    */
-
-    /* http://www.javascripter.net/math/primes/millerrabinbug-bigint54.htm */
-    if (isZero(mr_r)) return 0;
-    for (k=0; mr_r[k]==0; k++);
-    for (i=1,j=2; mr_r[k]%j==0; j*=2,i++ );
-    s = k*bpe + i - 1;
-    /* end */
-
-    if (s)                
-      rightShift_(mr_r,s);
-
-    powMod_(mr_a,mr_r,x);
-
-    if (!equalsInt(mr_a,1) && !equals(mr_a,mr_x1)) {
-      j=1;
-      while (j<=s-1 && !equals(mr_a,mr_x1)) {
-        squareMod_(mr_a,x);
-        if (equalsInt(mr_a,1)) {
-          return 0;
-        }
-        j++;
-      }
-      if (!equals(mr_a,mr_x1)) {
-        return 0;
-      }
-    }
-    return 1;  
-  }
-
-  //returns how many bits long the bigInt is, not counting leading zeros.
-  function bitSize(x) {
-    var j,z,w;
-    for (j=x.length-1; (x[j]==0) && (j>0); j--);
-    for (z=0,w=x[j]; w; (w>>=1),z++);
-    z+=bpe*j;
-    return z;
-  }
-
-  //return a copy of x with at least n elements, adding leading zeros if needed
-  function expand(x,n) {
-    var ans=int2bigInt(0,(x.length>n ? x.length : n)*bpe,0);
-    copy_(ans,x);
-    return ans;
-  }
-
-  //return a k-bit true random prime using Maurer's algorithm.
-  function randTruePrime(k) {
-    var ans=int2bigInt(0,k,0);
-    randTruePrime_(ans,k);
-    return trim(ans,1);
-  }
-
-  //return a k-bit random probable prime with probability of error < 2^-80
-  function randProbPrime(k) {
-    if (k>=600) return randProbPrimeRounds(k,2); //numbers from HAC table 4.3
-    if (k>=550) return randProbPrimeRounds(k,4);
-    if (k>=500) return randProbPrimeRounds(k,5);
-    if (k>=400) return randProbPrimeRounds(k,6);
-    if (k>=350) return randProbPrimeRounds(k,7);
-    if (k>=300) return randProbPrimeRounds(k,9);
-    if (k>=250) return randProbPrimeRounds(k,12); //numbers from HAC table 4.4
-    if (k>=200) return randProbPrimeRounds(k,15);
-    if (k>=150) return randProbPrimeRounds(k,18);
-    if (k>=100) return randProbPrimeRounds(k,27);
-                return randProbPrimeRounds(k,40); //number from HAC remark 4.26 (only an estimate)
-  }
-
-  //return a k-bit probable random prime using n rounds of Miller Rabin (after trial division with small primes)
-  function randProbPrimeRounds(k,n) {
-    var ans, i, divisible, B; 
-    B=30000;  //B is largest prime to use in trial division
-    ans=int2bigInt(0,k,0);
-    
-    //optimization: try larger and smaller B to find the best limit.
-    
-    if (primes.length==0)
-      primes=findPrimes(30000);  //check for divisibility by primes <=30000
-
-    if (rpprb.length!=ans.length)
-      rpprb=dup(ans);
-
-    for (;;) { //keep trying random values for ans until one appears to be prime
-      //optimization: pick a random number times L=2*3*5*...*p, plus a 
-      //   random element of the list of all numbers in [0,L) not divisible by any prime up to p.
-      //   This can reduce the amount of random number generation.
-      
-      randBigInt_(ans,k,0); //ans = a random odd number to check
-      ans[0] |= 1; 
-      divisible=0;
-    
-      //check ans for divisibility by small primes up to B
-      for (i=0; (i<primes.length) && (primes[i]<=B); i++)
-        if (modInt(ans,primes[i])==0 && !equalsInt(ans,primes[i])) {
-          divisible=1;
-          break;
-        }      
-      
-      //optimization: change millerRabin so the base can be bigger than the number being checked, then eliminate the while here.
-      
-      //do n rounds of Miller Rabin, with random bases less than ans
-      for (i=0; i<n && !divisible; i++) {
-        randBigInt_(rpprb,k,0);
-        while(!greater(ans,rpprb)) //pick a random rpprb that's < ans
-          randBigInt_(rpprb,k,0);
-        if (!millerRabin(ans,rpprb))
-          divisible=1;
-      }
-      
-      if(!divisible)
-        return ans;
-    }  
-  }
-
-  //return a new bigInt equal to (x mod n) for bigInts x and n.
-  function mod(x,n) {
-    var ans=dup(x);
-    mod_(ans,n);
-    return trim(ans,1);
-  }
-
-  //return (x+n) where x is a bigInt and n is an integer.
-  function addInt(x,n) {
-    var ans=expand(x,x.length+1);
-    addInt_(ans,n);
-    return trim(ans,1);
-  }
-
-  //return x*y for bigInts x and y. This is faster when y<x.
-  function mult(x,y) {
-    var ans=expand(x,x.length+y.length);
-    mult_(ans,y);
-    return trim(ans,1);
-  }
-
-  //return (x**y mod n) where x,y,n are bigInts and ** is exponentiation.  0**0=1. Faster for odd n.
-  function powMod(x,y,n) {
-    var ans=expand(x,n.length);  
-    powMod_(ans,trim(y,2),trim(n,2),0);  //this should work without the trim, but doesn't
-    return trim(ans,1);
-  }
-
-  //return (x-y) for bigInts x and y.  Negative answers will be 2s complement
-  function sub(x,y) {
-    var ans=expand(x,(x.length>y.length ? x.length+1 : y.length+1)); 
-    sub_(ans,y);
-    return trim(ans,1);
-  }
-
-  //return (x+y) for bigInts x and y.  
-  function add(x,y) {
-    var ans=expand(x,(x.length>y.length ? x.length+1 : y.length+1)); 
-    add_(ans,y);
-    return trim(ans,1);
-  }
-
-  //return (x**(-1) mod n) for bigInts x and n.  If no inverse exists, it returns null
-  function inverseMod(x,n) {
-    var ans=expand(x,n.length); 
-    var s;
-    s=inverseMod_(ans,n);
-    return s ? trim(ans,1) : null;
-  }
-
-  //return (x*y mod n) for bigInts x,y,n.  For greater speed, let y<x.
-  function multMod(x,y,n) {
-    var ans=expand(x,n.length);
-    multMod_(ans,y,n);
-    return trim(ans,1);
-  }
-
-  //generate a k-bit true random prime using Maurer's algorithm,
-  //and put it into ans.  The bigInt ans must be large enough to hold it.
-  function randTruePrime_(ans,k) {
-    var c,w,m,pm,dd,j,r,B,divisible,z,zz,recSize,recLimit;
-
-    if (primes.length==0)
-      primes=findPrimes(30000);  //check for divisibility by primes <=30000
-
-    if (pows.length==0) {
-      pows=new Array(512);
-      for (j=0;j<512;j++) {
-        pows[j]=Math.pow(2,j/511.0-1.0);
-      }
-    }
-
-    //c and m should be tuned for a particular machine and value of k, to maximize speed
-    c=0.1;  //c=0.1 in HAC
-    m=20;   //generate this k-bit number by first recursively generating a number that has between k/2 and k-m bits
-    recLimit=20; //stop recursion when k <=recLimit.  Must have recLimit >= 2
-
-    if (s_i2.length!=ans.length) {
-      s_i2=dup(ans);
-      s_R =dup(ans);
-      s_n1=dup(ans);
-      s_r2=dup(ans);
-      s_d =dup(ans);
-      s_x1=dup(ans);
-      s_x2=dup(ans);
-      s_b =dup(ans);
-      s_n =dup(ans);
-      s_i =dup(ans);
-      s_rm=dup(ans);
-      s_q =dup(ans);
-      s_a =dup(ans);
-      s_aa=dup(ans);
-    }
-
-    if (k <= recLimit) {  //generate small random primes by trial division up to its square root
-      pm=(1<<((k+2)>>1))-1; //pm is binary number with all ones, just over sqrt(2^k)
-      copyInt_(ans,0);
-      for (dd=1;dd;) {
-        dd=0;
-        ans[0]= 1 | (1<<(k-1)) | randomBitInt(k);  //random, k-bit, odd integer, with msb 1
-        for (j=1;(j<primes.length) && ((primes[j]&pm)==primes[j]);j++) { //trial division by all primes 3...sqrt(2^k)
-          if (0==(ans[0]%primes[j])) {
-            dd=1;
-            break;
-          }
-        }
-      }
-      carry_(ans);
-      return;
-    }
-
-    B=c*k*k;    //try small primes up to B (or all the primes[] array if the largest is less than B).
-    if (k>2*m)  //generate this k-bit number by first recursively generating a number that has between k/2 and k-m bits
-      for (r=1; k-k*r<=m; )
-        r=pows[randomBitInt(9)];   //r=Math.pow(2,Math.random()-1);
-    else
-      r=0.5;
-
-    //simulation suggests the more complex algorithm using r=.333 is only slightly faster.
-
-    recSize=Math.floor(r*k)+1;
-
-    randTruePrime_(s_q,recSize);
-    copyInt_(s_i2,0);
-    s_i2[Math.floor((k-2)/bpe)] |= (1<<((k-2)%bpe));   //s_i2=2^(k-2)
-    divide_(s_i2,s_q,s_i,s_rm);                        //s_i=floor((2^(k-1))/(2q))
-
-    z=bitSize(s_i);
-
-    for (;;) {
-      for (;;) {  //generate z-bit numbers until one falls in the range [0,s_i-1]
-        randBigInt_(s_R,z,0);
-        if (greater(s_i,s_R))
-          break;
-      }                //now s_R is in the range [0,s_i-1]
-      addInt_(s_R,1);  //now s_R is in the range [1,s_i]
-      add_(s_R,s_i);   //now s_R is in the range [s_i+1,2*s_i]
-
-      copy_(s_n,s_q);
-      mult_(s_n,s_R); 
-      multInt_(s_n,2);
-      addInt_(s_n,1);    //s_n=2*s_R*s_q+1
-      
-      copy_(s_r2,s_R);
-      multInt_(s_r2,2);  //s_r2=2*s_R
-
-      //check s_n for divisibility by small primes up to B
-      for (divisible=0,j=0; (j<primes.length) && (primes[j]<B); j++)
-        if (modInt(s_n,primes[j])==0 && !equalsInt(s_n,primes[j])) {
-          divisible=1;
-          break;
-        }      
-
-      if (!divisible)    //if it passes small primes check, then try a single Miller-Rabin base 2
-        if (!millerRabinInt(s_n,2)) //this line represents 75% of the total runtime for randTruePrime_ 
-          divisible=1;
-
-      if (!divisible) {  //if it passes that test, continue checking s_n
-        addInt_(s_n,-3);
-        for (j=s_n.length-1;(s_n[j]==0) && (j>0); j--);  //strip leading zeros
-        for (zz=0,w=s_n[j]; w; (w>>=1),zz++);
-        zz+=bpe*j;                             //zz=number of bits in s_n, ignoring leading zeros
-        for (;;) {  //generate z-bit numbers until one falls in the range [0,s_n-1]
-          randBigInt_(s_a,zz,0);
-          if (greater(s_n,s_a))
-            break;
-        }                //now s_a is in the range [0,s_n-1]
-        addInt_(s_n,3);  //now s_a is in the range [0,s_n-4]
-        addInt_(s_a,2);  //now s_a is in the range [2,s_n-2]
-        copy_(s_b,s_a);
-        copy_(s_n1,s_n);
-        addInt_(s_n1,-1);
-        powMod_(s_b,s_n1,s_n);   //s_b=s_a^(s_n-1) modulo s_n
-        addInt_(s_b,-1);
-        if (isZero(s_b)) {
-          copy_(s_b,s_a);
-          powMod_(s_b,s_r2,s_n);
-          addInt_(s_b,-1);
-          copy_(s_aa,s_n);
-          copy_(s_d,s_b);
-          GCD_(s_d,s_n);  //if s_b and s_n are relatively prime, then s_n is a prime
-          if (equalsInt(s_d,1)) {
-            copy_(ans,s_aa);
-            return;     //if we've made it this far, then s_n is absolutely guaranteed to be prime
-          }
-        }
-      }
-    }
-  }
-
-  //Return an n-bit random BigInt (n>=1).  If s=1, then the most significant of those n bits is set to 1.
-  function randBigInt(n,s) {
-    var a,b;
-    a=Math.floor((n-1)/bpe)+2; //# array elements to hold the BigInt with a leading 0 element
-    b=int2bigInt(0,0,a);
-    randBigInt_(b,n,s);
-    return b;
-  }
-
-  //Set b to an n-bit random BigInt.  If s=1, then the most significant of those n bits is set to 1.
-  //Array b must be big enough to hold the result. Must have n>=1
-  function randBigInt_(b,n,s) {
-    var i,a;
-    for (i=0;i<b.length;i++)
-      b[i]=0;
-    a=Math.floor((n-1)/bpe)+1; //# array elements to hold the BigInt
-    for (i=0;i<a;i++) {
-      b[i]=randomBitInt(bpe);
-    }
-    b[a-1] &= (2<<((n-1)%bpe))-1;
-    if (s==1)
-      b[a-1] |= (1<<((n-1)%bpe));
-  }
-
-  //Return the greatest common divisor of bigInts x and y (each with same number of elements).
-  function GCD(x,y) {
-    var xc,yc;
-    xc=dup(x);
-    yc=dup(y);
-    GCD_(xc,yc);
-    return xc;
-  }
-
-  //set x to the greatest common divisor of bigInts x and y (each with same number of elements).
-  //y is destroyed.
-  function GCD_(x,y) {
-    var i,xp,yp,A,B,C,D,q,sing,qp;
-    if (T.length!=x.length)
-      T=dup(x);
-
-    sing=1;
-    while (sing) { //while y has nonzero elements other than y[0]
-      sing=0;
-      for (i=1;i<y.length;i++) //check if y has nonzero elements other than 0
-        if (y[i]) {
-          sing=1;
-          break;
-        }
-      if (!sing) break; //quit when y all zero elements except possibly y[0]
-
-      for (i=x.length;!x[i] && i>=0;i--);  //find most significant element of x
-      xp=x[i];
-      yp=y[i];
-      A=1; B=0; C=0; D=1;
-      while ((yp+C) && (yp+D)) {
-        q =Math.floor((xp+A)/(yp+C));
-        qp=Math.floor((xp+B)/(yp+D));
-        if (q!=qp)
-          break;
-        t= A-q*C;   A=C;   C=t;    //  do (A,B,xp, C,D,yp) = (C,D,yp, A,B,xp) - q*(0,0,0, C,D,yp)      
-        t= B-q*D;   B=D;   D=t;
-        t=xp-q*yp; xp=yp; yp=t;
-      }
-      if (B) {
-        copy_(T,x);
-        linComb_(x,y,A,B); //x=A*x+B*y
-        linComb_(y,T,D,C); //y=D*y+C*T
-      } else {
-        mod_(x,y);
-        copy_(T,x);
-        copy_(x,y);
-        copy_(y,T);
-      } 
-    }
-    if (y[0]==0)
-      return;
-    t=modInt(x,y[0]);
-    copyInt_(x,y[0]);
-    y[0]=t;
-    while (y[0]) {
-      x[0]%=y[0];
-      t=x[0]; x[0]=y[0]; y[0]=t;
-    }
-  }
-
-  //do x=x**(-1) mod n, for bigInts x and n.
-  //If no inverse exists, it sets x to zero and returns 0, else it returns 1.
-  //The x array must be at least as large as the n array.
-  function inverseMod_(x,n) {
-    var k=1+2*Math.max(x.length,n.length);
-
-    if(!(x[0]&1)  && !(n[0]&1)) {  //if both inputs are even, then inverse doesn't exist
-      copyInt_(x,0);
-      return 0;
-    }
-
-    if (eg_u.length!=k) {
-      eg_u=new Array(k);
-      eg_v=new Array(k);
-      eg_A=new Array(k);
-      eg_B=new Array(k);
-      eg_C=new Array(k);
-      eg_D=new Array(k);
-    }
-
-    copy_(eg_u,x);
-    copy_(eg_v,n);
-    copyInt_(eg_A,1);
-    copyInt_(eg_B,0);
-    copyInt_(eg_C,0);
-    copyInt_(eg_D,1);
-    for (;;) {
-      while(!(eg_u[0]&1)) {  //while eg_u is even
-        halve_(eg_u);
-        if (!(eg_A[0]&1) && !(eg_B[0]&1)) { //if eg_A==eg_B==0 mod 2
-          halve_(eg_A);
-          halve_(eg_B);      
-        } else {
-          add_(eg_A,n);  halve_(eg_A);
-          sub_(eg_B,x);  halve_(eg_B);
-        }
-      }
-
-      while (!(eg_v[0]&1)) {  //while eg_v is even
-        halve_(eg_v);
-        if (!(eg_C[0]&1) && !(eg_D[0]&1)) { //if eg_C==eg_D==0 mod 2
-          halve_(eg_C);
-          halve_(eg_D);      
-        } else {
-          add_(eg_C,n);  halve_(eg_C);
-          sub_(eg_D,x);  halve_(eg_D);
-        }
-      }
-
-      if (!greater(eg_v,eg_u)) { //eg_v <= eg_u
-        sub_(eg_u,eg_v);
-        sub_(eg_A,eg_C);
-        sub_(eg_B,eg_D);
-      } else {                   //eg_v > eg_u
-        sub_(eg_v,eg_u);
-        sub_(eg_C,eg_A);
-        sub_(eg_D,eg_B);
-      }
-
-      if (equalsInt(eg_u,0)) {
-        while (negative(eg_C)) //make sure answer is nonnegative
-          add_(eg_C,n);
-        copy_(x,eg_C);
-
-        if (!equalsInt(eg_v,1)) { //if GCD_(x,n)!=1, then there is no inverse
-          copyInt_(x,0);
-          return 0;
-        }
-        return 1;
-      }
-    }
-  }
-
-  //return x**(-1) mod n, for integers x and n.  Return 0 if there is no inverse
-  function inverseModInt(x,n) {
-    var a=1,b=0,t;
-    for (;;) {
-      if (x==1) return a;
-      if (x==0) return 0;
-      b-=a*Math.floor(n/x);
-      n%=x;
-
-      if (n==1) return b; //to avoid negatives, change this b to n-b, and each -= to +=
-      if (n==0) return 0;
-      a-=b*Math.floor(x/n);
-      x%=n;
-    }
-  }
-
-  //this deprecated function is for backward compatibility only. 
-  function inverseModInt_(x,n) {
-     return inverseModInt(x,n);
-  }
-
-
-  //Given positive bigInts x and y, change the bigints v, a, and b to positive bigInts such that:
-  //     v = GCD_(x,y) = a*x-b*y
-  //The bigInts v, a, b, must have exactly as many elements as the larger of x and y.
-  function eGCD_(x,y,v,a,b) {
-    var g=0;
-    var k=Math.max(x.length,y.length);
-    if (eg_u.length!=k) {
-      eg_u=new Array(k);
-      eg_A=new Array(k);
-      eg_B=new Array(k);
-      eg_C=new Array(k);
-      eg_D=new Array(k);
-    }
-    while(!(x[0]&1)  && !(y[0]&1)) {  //while x and y both even
-      halve_(x);
-      halve_(y);
-      g++;
-    }
-    copy_(eg_u,x);
-    copy_(v,y);
-    copyInt_(eg_A,1);
-    copyInt_(eg_B,0);
-    copyInt_(eg_C,0);
-    copyInt_(eg_D,1);
-    for (;;) {
-      while(!(eg_u[0]&1)) {  //while u is even
-        halve_(eg_u);
-        if (!(eg_A[0]&1) && !(eg_B[0]&1)) { //if A==B==0 mod 2
-          halve_(eg_A);
-          halve_(eg_B);      
-        } else {
-          add_(eg_A,y);  halve_(eg_A);
-          sub_(eg_B,x);  halve_(eg_B);
-        }
-      }
-
-      while (!(v[0]&1)) {  //while v is even
-        halve_(v);
-        if (!(eg_C[0]&1) && !(eg_D[0]&1)) { //if C==D==0 mod 2
-          halve_(eg_C);
-          halve_(eg_D);      
-        } else {
-          add_(eg_C,y);  halve_(eg_C);
-          sub_(eg_D,x);  halve_(eg_D);
-        }
-      }
-
-      if (!greater(v,eg_u)) { //v<=u
-        sub_(eg_u,v);
-        sub_(eg_A,eg_C);
-        sub_(eg_B,eg_D);
-      } else {                //v>u
-        sub_(v,eg_u);
-        sub_(eg_C,eg_A);
-        sub_(eg_D,eg_B);
-      }
-      if (equalsInt(eg_u,0)) {
-        while (negative(eg_C)) {   //make sure a (C) is nonnegative
-          add_(eg_C,y);
-          sub_(eg_D,x);
-        }
-        multInt_(eg_D,-1);  ///make sure b (D) is nonnegative
-        copy_(a,eg_C);
-        copy_(b,eg_D);
-        leftShift_(v,g);
-        return;
-      }
-    }
-  }
-
-
-  //is bigInt x negative?
-  function negative(x) {
-    return ((x[x.length-1]>>(bpe-1))&1);
-  }
-
-
-  //is (x << (shift*bpe)) > y?
-  //x and y are nonnegative bigInts
-  //shift is a nonnegative integer
-  function greaterShift(x,y,shift) {
-    var i, kx=x.length, ky=y.length;
-    var k=((kx+shift)<ky) ? (kx+shift) : ky;
-    for (i=ky-1-shift; i<kx && i>=0; i++) 
-      if (x[i]>0)
-        return 1; //if there are nonzeros in x to the left of the first column of y, then x is bigger
-    for (i=kx-1+shift; i<ky; i++)
-      if (y[i]>0)
-        return 0; //if there are nonzeros in y to the left of the first column of x, then x is not bigger
-    for (i=k-1; i>=shift; i--)
-      if      (x[i-shift]>y[i]) return 1;
-      else if (x[i-shift]<y[i]) return 0;
-    return 0;
-  }
-
-  //is x > y? (x and y both nonnegative)
-  function greater(x,y) {
-    var i;
-    var k=(x.length<y.length) ? x.length : y.length;
-
-    for (i=x.length;i<y.length;i++)
-      if (y[i])
-        return 0;  //y has more digits
-
-    for (i=y.length;i<x.length;i++)
-      if (x[i])
-        return 1;  //x has more digits
-
-    for (i=k-1;i>=0;i--)
-      if (x[i]>y[i])
-        return 1;
-      else if (x[i]<y[i])
-        return 0;
-    return 0;
-  }
-
-  //divide x by y giving quotient q and remainder r.  (q=floor(x/y),  r=x mod y).  All 4 are bigints.
-  //x must have at least one leading zero element.
-  //y must be nonzero.
-  //q and r must be arrays that are exactly the same length as x. (Or q can have more).
-  //Must have x.length >= y.length >= 2.
-  function divide_(x,y,q,r) {
-    var kx, ky;
-    var i,j,y1,y2,c,a,b;
-    copy_(r,x);
-    for (ky=y.length;y[ky-1]==0;ky--); //ky is number of elements in y, not including leading zeros
-
-    //normalize: ensure the most significant element of y has its highest bit set  
-    b=y[ky-1];
-    for (a=0; b; a++)
-      b>>=1;  
-    a=bpe-a;  //a is how many bits to shift so that the high order bit of y is leftmost in its array element
-    leftShift_(y,a);  //multiply both by 1<<a now, then divide both by that at the end
-    leftShift_(r,a);
-
-    //Rob Visser discovered a bug: the following line was originally just before the normalization.
-    for (kx=r.length;r[kx-1]==0 && kx>ky;kx--); //kx is number of elements in normalized x, not including leading zeros
-
-    copyInt_(q,0);                      // q=0
-    while (!greaterShift(y,r,kx-ky)) {  // while (leftShift_(y,kx-ky) <= r) {
-      subShift_(r,y,kx-ky);             //   r=r-leftShift_(y,kx-ky)
-      q[kx-ky]++;                       //   q[kx-ky]++;
-    }                                   // }
-
-    for (i=kx-1; i>=ky; i--) {
-      if (r[i]==y[ky-1])
-        q[i-ky]=mask;
-      else
-        q[i-ky]=Math.floor((r[i]*radix+r[i-1])/y[ky-1]);
-
-      //The following for(;;) loop is equivalent to the commented while loop, 
-      //except that the uncommented version avoids overflow.
-      //The commented loop comes from HAC, which assumes r[-1]==y[-1]==0
-      //  while (q[i-ky]*(y[ky-1]*radix+y[ky-2]) > r[i]*radix*radix+r[i-1]*radix+r[i-2])
-      //    q[i-ky]--;    
-      for (;;) {
-        y2=(ky>1 ? y[ky-2] : 0)*q[i-ky];
-        c=y2;
-        y2=y2 & mask;
-        c = (c - y2) / radix;
-        y1=c+q[i-ky]*y[ky-1];
-        c=y1;
-        y1=y1 & mask;
-        c = (c - y1) / radix;
-
-        if (c==r[i] ? y1==r[i-1] ? y2>(i>1 ? r[i-2] : 0) : y1>r[i-1] : c>r[i]) 
-          q[i-ky]--;
-        else
-          break;
-      }
-
-      linCombShift_(r,y,-q[i-ky],i-ky);    //r=r-q[i-ky]*leftShift_(y,i-ky)
-      if (negative(r)) {
-        addShift_(r,y,i-ky);         //r=r+leftShift_(y,i-ky)
-        q[i-ky]--;
-      }
-    }
-
-    rightShift_(y,a);  //undo the normalization step
-    rightShift_(r,a);  //undo the normalization step
-  }
-
-  //do carries and borrows so each element of the bigInt x fits in bpe bits.
-  function carry_(x) {
-    var i,k,c,b;
-    k=x.length;
-    c=0;
-    for (i=0;i<k;i++) {
-      c+=x[i];
-      b=0;
-      if (c<0) {
-        b = c & mask;
-        b = -((c - b) / radix);
-        c+=b*radix;
-      }
-      x[i]=c & mask;
-      c = ((c - x[i]) / radix) - b;
-    }
-  }
-
-  //return x mod n for bigInt x and integer n.
-  function modInt(x,n) {
-    var i,c=0;
-    for (i=x.length-1; i>=0; i--)
-      c=(c*radix+x[i])%n;
-    return c;
-  }
-
-  //convert the integer t into a bigInt with at least the given number of bits.
-  //the returned array stores the bigInt in bpe-bit chunks, little endian (buff[0] is least significant word)
-  //Pad the array with leading zeros so that it has at least minSize elements.
-  //There will always be at least one leading 0 element.
-  function int2bigInt(t,bits,minSize) {   
-    var i,k, buff;
-    k=Math.ceil(bits/bpe)+1;
-    k=minSize>k ? minSize : k;
-    buff=new Array(k);
-    copyInt_(buff,t);
-    return buff;
-  }
-
-  //return the bigInt given a string representation in a given base.  
-  //Pad the array with leading zeros so that it has at least minSize elements.
-  //If base=-1, then it reads in a space-separated list of array elements in decimal.
-  //The array will always have at least one leading zero, unless base=-1.
-  function str2bigInt(s,base,minSize) {
-    var d, i, j, x, y, kk;
-    var k=s.length;
-    if (base==-1) { //comma-separated list of array elements in decimal
-      x=new Array(0);
-      for (;;) {
-        y=new Array(x.length+1);
-        for (i=0;i<x.length;i++)
-          y[i+1]=x[i];
-        y[0]=parseInt(s,10);
-        x=y;
-        d=s.indexOf(',',0);
-        if (d<1) 
-          break;
-        s=s.substring(d+1);
-        if (s.length==0)
-          break;
-      }
-      if (x.length<minSize) {
-        y=new Array(minSize);
-        copy_(y,x);
-        return y;
-      }
-      return x;
-    }
-
-    // log2(base)*k
-    var bb = base, p = 0;
-    var b = base == 1 ? k : 0;
-    while (bb > 1) {
-      if (bb & 1) p = 1;
-      b += k;
-      bb >>= 1;
-    }
-    b += p*k;
-
-    x=int2bigInt(0,b,0);
-    for (i=0;i<k;i++) {
-      d=digitsStr.indexOf(s.substring(i,i+1),0);
-      if (base<=36 && d>=36)  //convert lowercase to uppercase if base<=36
-        d-=26;
-      if (d>=base || d<0) {   //stop at first illegal character
-        break;
-      }
-      multInt_(x,base);
-      addInt_(x,d);
-    }
-
-    for (k=x.length;k>0 && !x[k-1];k--); //strip off leading zeros
-    k=minSize>k+1 ? minSize : k+1;
-    y=new Array(k);
-    kk=k<x.length ? k : x.length;
-    for (i=0;i<kk;i++)
-      y[i]=x[i];
-    for (;i<k;i++)
-      y[i]=0;
-    return y;
-  }
-
-  //is bigint x equal to integer y?
-  //y must have less than bpe bits
-  function equalsInt(x,y) {
-    var i;
-    if (x[0]!=y)
-      return 0;
-    for (i=1;i<x.length;i++)
-      if (x[i])
-        return 0;
-    return 1;
-  }
-
-  //are bigints x and y equal?
-  //this works even if x and y are different lengths and have arbitrarily many leading zeros
-  function equals(x,y) {
-    var i;
-    var k=x.length<y.length ? x.length : y.length;
-    for (i=0;i<k;i++)
-      if (x[i]!=y[i])
-        return 0;
-    if (x.length>y.length) {
-      for (;i<x.length;i++)
-        if (x[i])
-          return 0;
-    } else {
-      for (;i<y.length;i++)
-        if (y[i])
-          return 0;
-    }
-    return 1;
-  }
-
-  //is the bigInt x equal to zero?
-  function isZero(x) {
-    var i;
-    for (i=0;i<x.length;i++)
-      if (x[i])
-        return 0;
-    return 1;
-  }
-
-  //convert a bigInt into a string in a given base, from base 2 up to base 95.
-  //Base -1 prints the contents of the array representing the number.
-  function bigInt2str(x,base) {
-    var i,t,s="";
-
-    if (s6.length!=x.length) 
-      s6=dup(x);
-    else
-      copy_(s6,x);
-
-    if (base==-1) { //return the list of array contents
-      for (i=x.length-1;i>0;i--)
-        s+=x[i]+',';
-      s+=x[0];
-    }
-    else { //return it in the given base
-      while (!isZero(s6)) {
-        t=divInt_(s6,base);  //t=s6 % base; s6=floor(s6/base);
-        s=digitsStr.substring(t,t+1)+s;
-      }
-    }
-    if (s.length==0)
-      s="0";
-    return s;
-  }
-
-  //returns a duplicate of bigInt x
-  function dup(x) {
-    var i, buff;
-    buff=new Array(x.length);
-    copy_(buff,x);
-    return buff;
-  }
-
-  //do x=y on bigInts x and y.  x must be an array at least as big as y (not counting the leading zeros in y).
-  function copy_(x,y) {
-    var i;
-    var k=x.length<y.length ? x.length : y.length;
-    for (i=0;i<k;i++)
-      x[i]=y[i];
-    for (i=k;i<x.length;i++)
-      x[i]=0;
-  }
-
-  //do x=y on bigInt x and integer y.  
-  function copyInt_(x,n) {
-    var i,c;
-    for (c=n,i=0;i<x.length;i++) {
-      x[i]=c & mask;
-      c>>=bpe;
-    }
-  }
-
-  //do x=x+n where x is a bigInt and n is an integer.
-  //x must be large enough to hold the result.
-  function addInt_(x,n) {
-    var i,k,c,b;
-    x[0]+=n;
-    k=x.length;
-    c=0;
-    for (i=0;i<k;i++) {
-      c+=x[i];
-      b=0;
-      if (c<0) {
-        b = c & mask;
-        b = -((c - b) / radix);
-        c+=b*radix;
-      }
-      x[i]=c & mask;
-      c = ((c - x[i]) / radix) - b;
-      if (!c) return; //stop carrying as soon as the carry is zero
-    }
-  }
-
-  //right shift bigInt x by n bits.
-  function rightShift_(x,n) {
-    var i;
-    var k=Math.floor(n/bpe);
-    if (k) {
-      for (i=0;i<x.length-k;i++) //right shift x by k elements
-        x[i]=x[i+k];
-      for (;i<x.length;i++)
-        x[i]=0;
-      n%=bpe;
-    }
-    for (i=0;i<x.length-1;i++) {
-      x[i]=mask & ((x[i+1]<<(bpe-n)) | (x[i]>>n));
-    }
-    x[i]>>=n;
-  }
-
-  //do x=floor(|x|/2)*sgn(x) for bigInt x in 2's complement
-  function halve_(x) {
-    var i;
-    for (i=0;i<x.length-1;i++) {
-      x[i]=mask & ((x[i+1]<<(bpe-1)) | (x[i]>>1));
-    }
-    x[i]=(x[i]>>1) | (x[i] & (radix>>1));  //most significant bit stays the same
-  }
-
-  //left shift bigInt x by n bits.
-  function leftShift_(x,n) {
-    var i;
-    var k=Math.floor(n/bpe);
-    if (k) {
-      for (i=x.length; i>=k; i--) //left shift x by k elements
-        x[i]=x[i-k];
-      for (;i>=0;i--)
-        x[i]=0;  
-      n%=bpe;
-    }
-    if (!n)
-      return;
-    for (i=x.length-1;i>0;i--) {
-      x[i]=mask & ((x[i]<<n) | (x[i-1]>>(bpe-n)));
-    }
-    x[i]=mask & (x[i]<<n);
-  }
-
-  //do x=x*n where x is a bigInt and n is an integer.
-  //x must be large enough to hold the result.
-  function multInt_(x,n) {
-    var i,k,c,b;
-    if (!n)
-      return;
-    k=x.length;
-    c=0;
-    for (i=0;i<k;i++) {
-      c+=x[i]*n;
-      b=0;
-      if (c<0) {
-        b = c & mask;
-        b = -((c - b) / radix);
-        c+=b*radix;
-      }
-      x[i]=c & mask;
-      c = ((c - x[i]) / radix) - b;
-    }
-  }
-
-  //do x=floor(x/n) for bigInt x and integer n, and return the remainder
-  function divInt_(x,n) {
-    var i,r=0,s;
-    for (i=x.length-1;i>=0;i--) {
-      s=r*radix+x[i];
-      x[i]=Math.floor(s/n);
-      r=s%n;
-    }
-    return r;
-  }
-
-  //do the linear combination x=a*x+b*y for bigInts x and y, and integers a and b.
-  //x must be large enough to hold the answer.
-  function linComb_(x,y,a,b) {
-    var i,c,k,kk;
-    k=x.length<y.length ? x.length : y.length;
-    kk=x.length;
-    for (c=0,i=0;i<k;i++) {
-      c+=a*x[i]+b*y[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;i<kk;i++) {
-      c+=a*x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do the linear combination x=a*x+b*(y<<(ys*bpe)) for bigInts x and y, and integers a, b and ys.
-  //x must be large enough to hold the answer.
-  function linCombShift_(x,y,b,ys) {
-    var i,c,k,kk;
-    k=x.length<ys+y.length ? x.length : ys+y.length;
-    kk=x.length;
-    for (c=0,i=ys;i<k;i++) {
-      c+=x[i]+b*y[i-ys];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<kk;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x+(y<<(ys*bpe)) for bigInts x and y, and integers a,b and ys.
-  //x must be large enough to hold the answer.
-  function addShift_(x,y,ys) {
-    var i,c,k,kk;
-    k=x.length<ys+y.length ? x.length : ys+y.length;
-    kk=x.length;
-    for (c=0,i=ys;i<k;i++) {
-      c+=x[i]+y[i-ys];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<kk;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x-(y<<(ys*bpe)) for bigInts x and y, and integers a,b and ys.
-  //x must be large enough to hold the answer.
-  function subShift_(x,y,ys) {
-    var i,c,k,kk;
-    k=x.length<ys+y.length ? x.length : ys+y.length;
-    kk=x.length;
-    for (c=0,i=ys;i<k;i++) {
-      c+=x[i]-y[i-ys];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<kk;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x-y for bigInts x and y.
-  //x must be large enough to hold the answer.
-  //negative answers will be 2s complement
-  function sub_(x,y) {
-    var i,c,k,kk;
-    k=x.length<y.length ? x.length : y.length;
-    for (c=0,i=0;i<k;i++) {
-      c+=x[i]-y[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<x.length;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x+y for bigInts x and y.
-  //x must be large enough to hold the answer.
-  function add_(x,y) {
-    var i,c,k,kk;
-    k=x.length<y.length ? x.length : y.length;
-    for (c=0,i=0;i<k;i++) {
-      c+=x[i]+y[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<x.length;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x*y for bigInts x and y.  This is faster when y<x.
-  function mult_(x,y) {
-    var i;
-    if (ss.length!=2*x.length)
-      ss=new Array(2*x.length);
-    copyInt_(ss,0);
-    for (i=0;i<y.length;i++)
-      if (y[i])
-        linCombShift_(ss,x,y[i],i);   //ss=1*ss+y[i]*(x<<(i*bpe))
-    copy_(x,ss);
-  }
-
-  //do x=x mod n for bigInts x and n.
-  function mod_(x,n) {
-    if (s4.length!=x.length)
-      s4=dup(x);
-    else
-      copy_(s4,x);
-    if (s5.length!=x.length)
-      s5=dup(x);  
-    divide_(s4,n,s5,x);  //x = remainder of s4 / n
-  }
-
-  //do x=x*y mod n for bigInts x,y,n.
-  //for greater speed, let y<x.
-  function multMod_(x,y,n) {
-    var i;
-    if (s0.length!=2*x.length)
-      s0=new Array(2*x.length);
-    copyInt_(s0,0);
-    for (i=0;i<y.length;i++)
-      if (y[i])
-        linCombShift_(s0,x,y[i],i);   //s0=1*s0+y[i]*(x<<(i*bpe))
-    mod_(s0,n);
-    copy_(x,s0);
-  }
-
-  //do x=x*x mod n for bigInts x,n.
-  function squareMod_(x,n) {
-    var i,j,d,c,kx,kn,k;
-    for (kx=x.length; kx>0 && !x[kx-1]; kx--);  //ignore leading zeros in x
-    k=kx>n.length ? 2*kx : 2*n.length; //k=# elements in the product, which is twice the elements in the larger of x and n
-    if (s0.length!=k) 
-      s0=new Array(k);
-    copyInt_(s0,0);
-    for (i=0;i<kx;i++) {
-      c=s0[2*i]+x[i]*x[i];
-      s0[2*i]=c & mask;
-      c = (c - s0[2*i]) / radix;
-      for (j=i+1;j<kx;j++) {
-        c=s0[i+j]+2*x[i]*x[j]+c;
-        s0[i+j]=(c & mask);
-        c = (c - s0[i+j]) / radix;
-      }
-      s0[i+kx]=c;
-    }
-    mod_(s0,n);
-    copy_(x,s0);
-  }
-
-  //return x with exactly k leading zero elements
-  function trim(x,k) {
-    var i,y;
-    for (i=x.length; i>0 && !x[i-1]; i--);
-    y=new Array(i+k);
-    copy_(y,x);
-    return y;
-  }
-
-  //do x=x**y mod n, where x,y,n are bigInts and ** is exponentiation.  0**0=1.
-  //this is faster when n is odd.  x usually needs to have as many elements as n.
-  function powMod_(x,y,n) {
-    var k1,k2,kn,np;
-    if(s7.length!=n.length)
-      s7=dup(n);
-
-    //for even modulus, use a simple square-and-multiply algorithm,
-    //rather than using the more complex Montgomery algorithm.
-    if ((n[0]&1)==0) {
-      copy_(s7,x);
-      copyInt_(x,1);
-      while(!equalsInt(y,0)) {
-        if (y[0]&1)
-          multMod_(x,s7,n);
-        divInt_(y,2);
-        squareMod_(s7,n); 
-      }
-      return;
-    }
-
-    //calculate np from n for the Montgomery multiplications
-    copyInt_(s7,0);
-    for (kn=n.length;kn>0 && !n[kn-1];kn--);
-    np=radix-inverseModInt(modInt(n,radix),radix);
-    s7[kn]=1;
-    multMod_(x ,s7,n);   // x = x * 2**(kn*bp) mod n
-
-    if (s3.length!=x.length)
-      s3=dup(x);
-    else
-      copy_(s3,x);
-
-    for (k1=y.length-1;k1>0 & !y[k1]; k1--);  //k1=first nonzero element of y
-    if (y[k1]==0) {  //anything to the 0th power is 1
-      copyInt_(x,1);
-      return;
-    }
-    for (k2=1<<(bpe-1);k2 && !(y[k1] & k2); k2>>=1);  //k2=position of first 1 bit in y[k1]
-    for (;;) {
-      if (!(k2>>=1)) {  //look at next bit of y
-        k1--;
-        if (k1<0) {
-          mont_(x,one,n,np);
-          return;
-        }
-        k2=1<<(bpe-1);
-      }    
-      mont_(x,x,n,np);
-
-      if (k2 & y[k1]) //if next bit is a 1
-        mont_(x,s3,n,np);
-    }
-  }
-
-
-  //do x=x*y*Ri mod n for bigInts x,y,n, 
-  //  where Ri = 2**(-kn*bpe) mod n, and kn is the 
-  //  number of elements in the n array, not 
-  //  counting leading zeros.  
-  //x array must have at least as many elemnts as the n array
-  //It's OK if x and y are the same variable.
-  //must have:
-  //  x,y < n
-  //  n is odd
-  //  np = -(n^(-1)) mod radix
-  function mont_(x,y,n,np) {
-    var i,j,c,ui,t,t2,ks;
-    var kn=n.length;
-    var ky=y.length;
-
-    if (sa.length!=kn)
-      sa=new Array(kn);
-      
-    copyInt_(sa,0);
-
-    for (;kn>0 && n[kn-1]==0;kn--); //ignore leading zeros of n
-    for (;ky>0 && y[ky-1]==0;ky--); //ignore leading zeros of y
-    ks=sa.length-1; //sa will never have more than this many nonzero elements.  
-
-    //the following loop consumes 95% of the runtime for randTruePrime_() and powMod_() for large numbers
-    for (i=0; i<kn; i++) {
-      t=sa[0]+x[i]*y[0];
-      ui=((t & mask) * np) & mask;  //the inner "& mask" was needed on Safari (but not MSIE) at one time
-      c=(t+ui*n[0]);
-      c = (c - (c & mask)) / radix;
-      t=x[i];
-      
-      //do sa=(sa+x[i]*y+ui*n)/b   where b=2**bpe.  Loop is unrolled 5-fold for speed
-      j=1;
-      for (;j<ky-4;) {
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      for (;j<ky;)   {
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      for (;j<kn-4;) {
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      for (;j<kn;)   {
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      for (;j<ks;)   {
-        c+=sa[j];                t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      sa[j-1]=c & mask;
-    }
-
-    if (!greater(n,sa))
-      sub_(sa,n);
-    copy_(x,sa);
-  }
-
-
-  // otr.js additions
-
-
-  // computes num / den mod n
-  function divMod(num, den, n) {
-    return multMod(num, inverseMod(den, n), n)
-  }
-
-  // computes one - two mod n
-  function subMod(one, two, n) {
-    one = mod(one, n)
-    two = mod(two, n)
-    if (greater(two, one)) one = add(one, n)
-    return sub(one, two)
-  }
-
-  // computes 2^m as a bigInt
-  function twoToThe(m) {
-    var b = Math.floor(m / bpe) + 2
-    var t = new Array(b)
-    for (var i = 0; i < b; i++) t[i] = 0
-    t[b - 2] = 1 << (m % bpe)
-    return t
-  }
-
-  // cache these results for faster lookup
-  var _num2bin = (function () {
-    var i = 0, _num2bin= {}
-    for (; i < 0x100; ++i) {
-      _num2bin[i] = String.fromCharCode(i)  // 0 -> "\00"
-    }
-    return _num2bin
-  }())
-
-  // serialize a bigInt to an ascii string
-  // padded up to pad length
-  function bigInt2bits(bi, pad) {
-    pad || (pad = 0)
-    bi = dup(bi)
-    var ba = ''
-    while (!isZero(bi)) {
-      ba = _num2bin[bi[0] & 0xff] + ba
-      rightShift_(bi, 8)
-    }
-    while (ba.length < pad) {
-      ba = '\x00' + ba
-    }
-    return ba
-  }
-
-  // converts a byte array to a bigInt
-  function ba2bigInt(data) {
-    var mpi = str2bigInt('0', 10, data.length)
-    data.forEach(function (d, i) {
-      if (i) leftShift_(mpi, 8)
-      mpi[0] |= d
-    })
-    return mpi
-  }
-
-  // returns a function that returns an array of n bytes
-  var randomBytes = (function () {
-
-    // in node
-    if ( typeof crypto !== 'undefined' &&
-      typeof crypto.randomBytes === 'function' ) {
-      return function (n) {
-        try {
-          var buf = crypto.randomBytes(n)
-        } catch (e) { throw e }
-        return Array.prototype.slice.call(buf, 0)
-      }
-    }
-
-    // in browser
-    else if ( typeof crypto !== 'undefined' &&
-      typeof crypto.getRandomValues === 'function' ) {
-      return function (n) {
-        var buf = new Uint8Array(n)
-        crypto.getRandomValues(buf)
-        return Array.prototype.slice.call(buf, 0)
-      }
-    }
-
-    // err
-    else {
-      throw new Error('Keys should not be generated without CSPRNG.')
-    }
-
-  }())
-
-  // Salsa 20 in webworker needs a 40 byte seed
-  function getSeed() {
-    return randomBytes(40)
-  }
-
-  // returns a single random byte
-  function randomByte() {
-    return randomBytes(1)[0]
-  }
-
-  // returns a k-bit random integer
-  function randomBitInt(k) {
-    if (k > 31) throw new Error("Too many bits.")
-    var i = 0, r = 0
-    var b = Math.floor(k / 8)
-    var mask = (1 << (k % 8)) - 1
-    if (mask) r = randomByte() & mask
-    for (; i < b; i++)
-      r = (256 * r) + randomByte()
-    return r
-  }
-
-  return {
-      str2bigInt    : str2bigInt
-    , bigInt2str    : bigInt2str
-    , int2bigInt    : int2bigInt
-    , multMod       : multMod
-    , powMod        : powMod
-    , inverseMod    : inverseMod
-    , randBigInt    : randBigInt
-    , randBigInt_   : randBigInt_
-    , equals        : equals
-    , equalsInt     : equalsInt
-    , sub           : sub
-    , mod           : mod
-    , modInt        : modInt
-    , mult          : mult
-    , divInt_       : divInt_
-    , rightShift_   : rightShift_
-    , dup           : dup
-    , greater       : greater
-    , add           : add
-    , isZero        : isZero
-    , bitSize       : bitSize
-    , millerRabin   : millerRabin
-    , divide_       : divide_
-    , trim          : trim
-    , primes        : primes
-    , findPrimes    : findPrimes
-    , getSeed       : getSeed
-    , divMod        : divMod
-    , subMod        : subMod
-    , twoToThe      : twoToThe
-    , bigInt2bits   : bigInt2bits
-    , ba2bigInt     : ba2bigInt
-  }
-
-}))
-
-/*!
- * Source: lib/otr/build/dep/crypto.js, license: code.google.com/p/crypto-js/wiki/license, url: code.google.com/p/crypto-js
- */
-;(function (root, factory) {
-
-  if (typeof define === "function" && define.amd) {
-    define(factory)
-  } else if (typeof module !== 'undefined' && module.exports) {
-    module.exports = factory()
-  } else {
-    root.CryptoJS = factory()
-  }
-
-}(this, function () {
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/**
- * CryptoJS core components.
- */
-var CryptoJS = CryptoJS || (function (Math, undefined) {
-    /**
-     * CryptoJS namespace.
-     */
-    var C = {};
-
-    /**
-     * Library namespace.
-     */
-    var C_lib = C.lib = {};
-
-    /**
-     * Base object for prototypal inheritance.
-     */
-    var Base = C_lib.Base = (function () {
-        function F() {}
-
-        return {
-            /**
-             * Creates a new object that inherits from this object.
-             *
-             * @param {Object} overrides Properties to copy into the new object.
-             *
-             * @return {Object} The new object.
-             *
-             * @static
-             *
-             * @example
-             *
-             *     var MyType = CryptoJS.lib.Base.extend({
-             *         field: 'value',
-             *
-             *         method: function () {
-             *         }
-             *     });
-             */
-            extend: function (overrides) {
-                // Spawn
-                F.prototype = this;
-                var subtype = new F();
-
-                // Augment
-                if (overrides) {
-                    subtype.mixIn(overrides);
-                }
-
-                // Create default initializer
-                if (!subtype.hasOwnProperty('init')) {
-                    subtype.init = function () {
-                        subtype.$super.init.apply(this, arguments);
-                    };
-                }
-
-                // Initializer's prototype is the subtype object
-                subtype.init.prototype = subtype;
-
-                // Reference supertype
-                subtype.$super = this;
-
-                return subtype;
-            },
-
-            /**
-             * Extends this object and runs the init method.
-             * Arguments to create() will be passed to init().
-             *
-             * @return {Object} The new object.
-             *
-             * @static
-             *
-             * @example
-             *
-             *     var instance = MyType.create();
-             */
-            create: function () {
-                var instance = this.extend();
-                instance.init.apply(instance, arguments);
-
-                return instance;
-            },
-
-            /**
-             * Initializes a newly created object.
-             * Override this method to add some logic when your objects are created.
-             *
-             * @example
-             *
-             *     var MyType = CryptoJS.lib.Base.extend({
-             *         init: function () {
-             *             // ...
-             *         }
-             *     });
-             */
-            init: function () {
-            },
-
-            /**
-             * Copies properties into this object.
-             *
-             * @param {Object} properties The properties to mix in.
-             *
-             * @example
-             *
-             *     MyType.mixIn({
-             *         field: 'value'
-             *     });
-             */
-            mixIn: function (properties) {
-                for (var propertyName in properties) {
-                    if (properties.hasOwnProperty(propertyName)) {
-                        this[propertyName] = properties[propertyName];
-                    }
-                }
-
-                // IE won't copy toString using the loop above
-                if (properties.hasOwnProperty('toString')) {
-                    this.toString = properties.toString;
-                }
-            },
-
-            /**
-             * Creates a copy of this object.
-             *
-             * @return {Object} The clone.
-             *
-             * @example
-             *
-             *     var clone = instance.clone();
-             */
-            clone: function () {
-                return this.init.prototype.extend(this);
-            }
-        };
-    }());
-
-    /**
-     * An array of 32-bit words.
-     *
-     * @property {Array} words The array of 32-bit words.
-     * @property {number} sigBytes The number of significant bytes in this word array.
-     */
-    var WordArray = C_lib.WordArray = Base.extend({
-        /**
-         * Initializes a newly created word array.
-         *
-         * @param {Array} words (Optional) An array of 32-bit words.
-         * @param {number} sigBytes (Optional) The number of significant bytes in the words.
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.lib.WordArray.create();
-         *     var wordArray = CryptoJS.lib.WordArray.create([0x00010203, 0x04050607]);
-         *     var wordArray = CryptoJS.lib.WordArray.create([0x00010203, 0x04050607], 6);
-         */
-        init: function (words, sigBytes) {
-            words = this.words = words || [];
-
-            if (sigBytes != undefined) {
-                this.sigBytes = sigBytes;
-            } else {
-                this.sigBytes = words.length * 4;
-            }
-        },
-
-        /**
-         * Converts this word array to a string.
-         *
-         * @param {Encoder} encoder (Optional) The encoding strategy to use. Default: CryptoJS.enc.Hex
-         *
-         * @return {string} The stringified word array.
-         *
-         * @example
-         *
-         *     var string = wordArray + '';
-         *     var string = wordArray.toString();
-         *     var string = wordArray.toString(CryptoJS.enc.Utf8);
-         */
-        toString: function (encoder) {
-            return (encoder || Hex).stringify(this);
-        },
-
-        /**
-         * Concatenates a word array to this word array.
-         *
-         * @param {WordArray} wordArray The word array to append.
-         *
-         * @return {WordArray} This word array.
-         *
-         * @example
-         *
-         *     wordArray1.concat(wordArray2);
-         */
-        concat: function (wordArray) {
-            // Shortcuts
-            var thisWords = this.words;
-            var thatWords = wordArray.words;
-            var thisSigBytes = this.sigBytes;
-            var thatSigBytes = wordArray.sigBytes;
-
-            // Clamp excess bits
-            this.clamp();
-
-            // Concat
-            if (thisSigBytes % 4) {
-                // Copy one byte at a time
-                for (var i = 0; i < thatSigBytes; i++) {
-                    var thatByte = (thatWords[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
-                    thisWords[(thisSigBytes + i) >>> 2] |= thatByte << (24 - ((thisSigBytes + i) % 4) * 8);
-                }
-            } else if (thatWords.length > 0xffff) {
-                // Copy one word at a time
-                for (var i = 0; i < thatSigBytes; i += 4) {
-                    thisWords[(thisSigBytes + i) >>> 2] = thatWords[i >>> 2];
-                }
-            } else {
-                // Copy all words at once
-                thisWords.push.apply(thisWords, thatWords);
-            }
-            this.sigBytes += thatSigBytes;
-
-            // Chainable
-            return this;
-        },
-
-        /**
-         * Removes insignificant bits.
-         *
-         * @example
-         *
-         *     wordArray.clamp();
-         */
-        clamp: function () {
-            // Shortcuts
-            var words = this.words;
-            var sigBytes = this.sigBytes;
-
-            // Clamp
-            words[sigBytes >>> 2] &= 0xffffffff << (32 - (sigBytes % 4) * 8);
-            words.length = Math.ceil(sigBytes / 4);
-        },
-
-        /**
-         * Creates a copy of this word array.
-         *
-         * @return {WordArray} The clone.
-         *
-         * @example
-         *
-         *     var clone = wordArray.clone();
-         */
-        clone: function () {
-            var clone = Base.clone.call(this);
-            clone.words = this.words.slice(0);
-
-            return clone;
-        },
-
-        /**
-         * Creates a word array filled with random bytes.
-         *
-         * @param {number} nBytes The number of random bytes to generate.
-         *
-         * @return {WordArray} The random word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.lib.WordArray.random(16);
-         */
-        random: function (nBytes) {
-            var words = [];
-            for (var i = 0; i < nBytes; i += 4) {
-                words.push((Math.random() * 0x100000000) | 0);
-            }
-
-            return new WordArray.init(words, nBytes);
-        }
-    });
-
-    /**
-     * Encoder namespace.
-     */
-    var C_enc = C.enc = {};
-
-    /**
-     * Hex encoding strategy.
-     */
-    var Hex = C_enc.Hex = {
-        /**
-         * Converts a word array to a hex string.
-         *
-         * @param {WordArray} wordArray The word array.
-         *
-         * @return {string} The hex string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var hexString = CryptoJS.enc.Hex.stringify(wordArray);
-         */
-        stringify: function (wordArray) {
-            // Shortcuts
-            var words = wordArray.words;
-            var sigBytes = wordArray.sigBytes;
-
-            // Convert
-            var hexChars = [];
-            for (var i = 0; i < sigBytes; i++) {
-                var bite = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
-                hexChars.push((bite >>> 4).toString(16));
-                hexChars.push((bite & 0x0f).toString(16));
-            }
-
-            return hexChars.join('');
-        },
-
-        /**
-         * Converts a hex string to a word array.
-         *
-         * @param {string} hexStr The hex string.
-         *
-         * @return {WordArray} The word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.enc.Hex.parse(hexString);
-         */
-        parse: function (hexStr) {
-            // Shortcut
-            var hexStrLength = hexStr.length;
-
-            // Convert
-            var words = [];
-            for (var i = 0; i < hexStrLength; i += 2) {
-                words[i >>> 3] |= parseInt(hexStr.substr(i, 2), 16) << (24 - (i % 8) * 4);
-            }
-
-            return new WordArray.init(words, hexStrLength / 2);
-        }
-    };
-
-    /**
-     * Latin1 encoding strategy.
-     */
-    var Latin1 = C_enc.Latin1 = {
-        /**
-         * Converts a word array to a Latin1 string.
-         *
-         * @param {WordArray} wordArray The word array.
-         *
-         * @return {string} The Latin1 string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var latin1String = CryptoJS.enc.Latin1.stringify(wordArray);
-         */
-        stringify: function (wordArray) {
-            // Shortcuts
-            var words = wordArray.words;
-            var sigBytes = wordArray.sigBytes;
-
-            // Convert
-            var latin1Chars = [];
-            for (var i = 0; i < sigBytes; i++) {
-                var bite = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
-                latin1Chars.push(String.fromCharCode(bite));
-            }
-
-            return latin1Chars.join('');
-        },
-
-        /**
-         * Converts a Latin1 string to a word array.
-         *
-         * @param {string} latin1Str The Latin1 string.
-         *
-         * @return {WordArray} The word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.enc.Latin1.parse(latin1String);
-         */
-        parse: function (latin1Str) {
-            // Shortcut
-            var latin1StrLength = latin1Str.length;
-
-            // Convert
-            var words = [];
-            for (var i = 0; i < latin1StrLength; i++) {
-                words[i >>> 2] |= (latin1Str.charCodeAt(i) & 0xff) << (24 - (i % 4) * 8);
-            }
-
-            return new WordArray.init(words, latin1StrLength);
-        }
-    };
-
-    /**
-     * UTF-8 encoding strategy.
-     */
-    var Utf8 = C_enc.Utf8 = {
-        /**
-         * Converts a word array to a UTF-8 string.
-         *
-         * @param {WordArray} wordArray The word array.
-         *
-         * @return {string} The UTF-8 string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var utf8String = CryptoJS.enc.Utf8.stringify(wordArray);
-         */
-        stringify: function (wordArray) {
-            try {
-                return decodeURIComponent(escape(Latin1.stringify(wordArray)));
-            } catch (e) {
-                throw new Error('Malformed UTF-8 data');
-            }
-        },
-
-        /**
-         * Converts a UTF-8 string to a word array.
-         *
-         * @param {string} utf8Str The UTF-8 string.
-         *
-         * @return {WordArray} The word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.enc.Utf8.parse(utf8String);
-         */
-        parse: function (utf8Str) {
-            return Latin1.parse(unescape(encodeURIComponent(utf8Str)));
-        }
-    };
-
-    /**
-     * Abstract buffered block algorithm template.
-     *
-     * The property blockSize must be implemented in a concrete subtype.
-     *
-     * @property {number} _minBufferSize The number of blocks that should be kept unprocessed in the buffer. Default: 0
-     */
-    var BufferedBlockAlgorithm = C_lib.BufferedBlockAlgorithm = Base.extend({
-        /**
-         * Resets this block algorithm's data buffer to its initial state.
-         *
-         * @example
-         *
-         *     bufferedBlockAlgorithm.reset();
-         */
-        reset: function () {
-            // Initial values
-            this._data = new WordArray.init();
-            this._nDataBytes = 0;
-        },
-
-        /**
-         * Adds new data to this block algorithm's buffer.
-         *
-         * @param {WordArray|string} data The data to append. Strings are converted to a WordArray using UTF-8.
-         *
-         * @example
-         *
-         *     bufferedBlockAlgorithm._append('data');
-         *     bufferedBlockAlgorithm._append(wordArray);
-         */
-        _append: function (data) {
-            // Convert string to WordArray, else assume WordArray already
-            if (typeof data == 'string') {
-                data = Utf8.parse(data);
-            }
-
-            // Append
-            this._data.concat(data);
-            this._nDataBytes += data.sigBytes;
-        },
-
-        /**
-         * Processes available data blocks.
-         *
-         * This method invokes _doProcessBlock(offset), which must be implemented by a concrete subtype.
-         *
-         * @param {boolean} doFlush Whether all blocks and partial blocks should be processed.
-         *
-         * @return {WordArray} The processed data.
-         *
-         * @example
-         *
-         *     var processedData = bufferedBlockAlgorithm._process();
-         *     var processedData = bufferedBlockAlgorithm._process(!!'flush');
-         */
-        _process: function (doFlush) {
-            // Shortcuts
-            var data = this._data;
-            var dataWords = data.words;
-            var dataSigBytes = data.sigBytes;
-            var blockSize = this.blockSize;
-            var blockSizeBytes = blockSize * 4;
-
-            // Count blocks ready
-            var nBlocksReady = dataSigBytes / blockSizeBytes;
-            if (doFlush) {
-                // Round up to include partial blocks
-                nBlocksReady = Math.ceil(nBlocksReady);
-            } else {
-                // Round down to include only full blocks,
-                // less the number of blocks that must remain in the buffer
-                nBlocksReady = Math.max((nBlocksReady | 0) - this._minBufferSize, 0);
-            }
-
-            // Count words ready
-            var nWordsReady = nBlocksReady * blockSize;
-
-            // Count bytes ready
-            var nBytesReady = Math.min(nWordsReady * 4, dataSigBytes);
-
-            // Process blocks
-            if (nWordsReady) {
-                for (var offset = 0; offset < nWordsReady; offset += blockSize) {
-                    // Perform concrete-algorithm logic
-                    this._doProcessBlock(dataWords, offset);
-                }
-
-                // Remove processed words
-                var processedWords = dataWords.splice(0, nWordsReady);
-                data.sigBytes -= nBytesReady;
-            }
-
-            // Return processed words
-            return new WordArray.init(processedWords, nBytesReady);
-        },
-
-        /**
-         * Creates a copy of this object.
-         *
-         * @return {Object} The clone.
-         *
-         * @example
-         *
-         *     var clone = bufferedBlockAlgorithm.clone();
-         */
-        clone: function () {
-            var clone = Base.clone.call(this);
-            clone._data = this._data.clone();
-
-            return clone;
-        },
-
-        _minBufferSize: 0
-    });
-
-    /**
-     * Abstract hasher template.
-     *
-     * @property {number} blockSize The number of 32-bit words this hasher operates on. Default: 16 (512 bits)
-     */
-    var Hasher = C_lib.Hasher = BufferedBlockAlgorithm.extend({
-        /**
-         * Configuration options.
-         */
-        cfg: Base.extend(),
-
-        /**
-         * Initializes a newly created hasher.
-         *
-         * @param {Object} cfg (Optional) The configuration options to use for this hash computation.
-         *
-         * @example
-         *
-         *     var hasher = CryptoJS.algo.SHA256.create();
-         */
-        init: function (cfg) {
-            // Apply config defaults
-            this.cfg = this.cfg.extend(cfg);
-
-            // Set initial values
-            this.reset();
-        },
-
-        /**
-         * Resets this hasher to its initial state.
-         *
-         * @example
-         *
-         *     hasher.reset();
-         */
-        reset: function () {
-            // Reset data buffer
-            BufferedBlockAlgorithm.reset.call(this);
-
-            // Perform concrete-hasher logic
-            this._doReset();
-        },
-
-        /**
-         * Updates this hasher with a message.
-         *
-         * @param {WordArray|string} messageUpdate The message to append.
-         *
-         * @return {Hasher} This hasher.
-         *
-         * @example
-         *
-         *     hasher.update('message');
-         *     hasher.update(wordArray);
-         */
-        update: function (messageUpdate) {
-            // Append
-            this._append(messageUpdate);
-
-            // Update the hash
-            this._process();
-
-            // Chainable
-            return this;
-        },
-
-        /**
-         * Finalizes the hash computation.
-         * Note that the finalize operation is effectively a destructive, read-once operation.
-         *
-         * @param {WordArray|string} messageUpdate (Optional) A final message update.
-         *
-         * @return {WordArray} The hash.
-         *
-         * @example
-         *
-         *     var hash = hasher.finalize();
-         *     var hash = hasher.finalize('message');
-         *     var hash = hasher.finalize(wordArray);
-         */
-        finalize: function (messageUpdate) {
-            // Final message update
-            if (messageUpdate) {
-                this._append(messageUpdate);
-            }
-
-            // Perform concrete-hasher logic
-            var hash = this._doFinalize();
-
-            return hash;
-        },
-
-        blockSize: 512/32,
-
-        /**
-         * Creates a shortcut function to a hasher's object interface.
-         *
-         * @param {Hasher} hasher The hasher to create a helper for.
-         *
-         * @return {Function} The shortcut function.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var SHA256 = CryptoJS.lib.Hasher._createHelper(CryptoJS.algo.SHA256);
-         */
-        _createHelper: function (hasher) {
-            return function (message, cfg) {
-                return new hasher.init(cfg).finalize(message);
-            };
-        },
-
-        /**
-         * Creates a shortcut function to the HMAC's object interface.
-         *
-         * @param {Hasher} hasher The hasher to use in this HMAC helper.
-         *
-         * @return {Function} The shortcut function.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var HmacSHA256 = CryptoJS.lib.Hasher._createHmacHelper(CryptoJS.algo.SHA256);
-         */
-        _createHmacHelper: function (hasher) {
-            return function (message, key) {
-                return new C_algo.HMAC.init(hasher, key).finalize(message);
-            };
-        }
-    });
-
-    /**
-     * Algorithm namespace.
-     */
-    var C_algo = C.algo = {};
-
-    return C;
-}(Math));
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function () {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var WordArray = C_lib.WordArray;
-    var C_enc = C.enc;
-
-    /**
-     * Base64 encoding strategy.
-     */
-    var Base64 = C_enc.Base64 = {
-        /**
-         * Converts a word array to a Base64 string.
-         *
-         * @param {WordArray} wordArray The word array.
-         *
-         * @return {string} The Base64 string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var base64String = CryptoJS.enc.Base64.stringify(wordArray);
-         */
-        stringify: function (wordArray) {
-            // Shortcuts
-            var words = wordArray.words;
-            var sigBytes = wordArray.sigBytes;
-            var map = this._map;
-
-            // Clamp excess bits
-            wordArray.clamp();
-
-            // Convert
-            var base64Chars = [];
-            for (var i = 0; i < sigBytes; i += 3) {
-                var byte1 = (words[i >>> 2]       >>> (24 - (i % 4) * 8))       & 0xff;
-                var byte2 = (words[(i + 1) >>> 2] >>> (24 - ((i + 1) % 4) * 8)) & 0xff;
-                var byte3 = (words[(i + 2) >>> 2] >>> (24 - ((i + 2) % 4) * 8)) & 0xff;
-
-                var triplet = (byte1 << 16) | (byte2 << 8) | byte3;
-
-                for (var j = 0; (j < 4) && (i + j * 0.75 < sigBytes); j++) {
-                    base64Chars.push(map.charAt((triplet >>> (6 * (3 - j))) & 0x3f));
-                }
-            }
-
-            // Add padding
-            var paddingChar = map.charAt(64);
-            if (paddingChar) {
-                while (base64Chars.length % 4) {
-                    base64Chars.push(paddingChar);
-                }
-            }
-
-            return base64Chars.join('');
-        },
-
-        /**
-         * Converts a Base64 string to a word array.
-         *
-         * @param {string} base64Str The Base64 string.
-         *
-         * @return {WordArray} The word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.enc.Base64.parse(base64String);
-         */
-        parse: function (base64Str) {
-            // Shortcuts
-            var base64StrLength = base64Str.length;
-            var map = this._map;
-
-            // Ignore padding
-            var paddingChar = map.charAt(64);
-            if (paddingChar) {
-                var paddingIndex = base64Str.indexOf(paddingChar);
-                if (paddingIndex != -1) {
-                    base64StrLength = paddingIndex;
-                }
-            }
-
-            // Convert
-            var words = [];
-            var nBytes = 0;
-            for (var i = 0; i < base64StrLength; i++) {
-                if (i % 4) {
-                    var bits1 = map.indexOf(base64Str.charAt(i - 1)) << ((i % 4) * 2);
-                    var bits2 = map.indexOf(base64Str.charAt(i)) >>> (6 - (i % 4) * 2);
-                    words[nBytes >>> 2] |= (bits1 | bits2) << (24 - (nBytes % 4) * 8);
-                    nBytes++;
-                }
-            }
-
-            return WordArray.create(words, nBytes);
-        },
-
-        _map: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='
-    };
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/**
- * Cipher core components.
- */
-CryptoJS.lib.Cipher || (function (undefined) {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var Base = C_lib.Base;
-    var WordArray = C_lib.WordArray;
-    var BufferedBlockAlgorithm = C_lib.BufferedBlockAlgorithm;
-    var C_enc = C.enc;
-    var Utf8 = C_enc.Utf8;
-    var Base64 = C_enc.Base64;
-    var C_algo = C.algo;
-    var EvpKDF = C_algo.EvpKDF;
-
-    /**
-     * Abstract base cipher template.
-     *
-     * @property {number} keySize This cipher's key size. Default: 4 (128 bits)
-     * @property {number} ivSize This cipher's IV size. Default: 4 (128 bits)
-     * @property {number} _ENC_XFORM_MODE A constant representing encryption mode.
-     * @property {number} _DEC_XFORM_MODE A constant representing decryption mode.
-     */
-    var Cipher = C_lib.Cipher = BufferedBlockAlgorithm.extend({
-        /**
-         * Configuration options.
-         *
-         * @property {WordArray} iv The IV to use for this operation.
-         */
-        cfg: Base.extend(),
-
-        /**
-         * Creates this cipher in encryption mode.
-         *
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {Cipher} A cipher instance.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var cipher = CryptoJS.algo.AES.createEncryptor(keyWordArray, { iv: ivWordArray });
-         */
-        createEncryptor: function (key, cfg) {
-            return this.create(this._ENC_XFORM_MODE, key, cfg);
-        },
-
-        /**
-         * Creates this cipher in decryption mode.
-         *
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {Cipher} A cipher instance.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var cipher = CryptoJS.algo.AES.createDecryptor(keyWordArray, { iv: ivWordArray });
-         */
-        createDecryptor: function (key, cfg) {
-            return this.create(this._DEC_XFORM_MODE, key, cfg);
-        },
-
-        /**
-         * Initializes a newly created cipher.
-         *
-         * @param {number} xformMode Either the encryption or decryption transormation mode constant.
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @example
-         *
-         *     var cipher = CryptoJS.algo.AES.create(CryptoJS.algo.AES._ENC_XFORM_MODE, keyWordArray, { iv: ivWordArray });
-         */
-        init: function (xformMode, key, cfg) {
-            // Apply config defaults
-            this.cfg = this.cfg.extend(cfg);
-
-            // Store transform mode and key
-            this._xformMode = xformMode;
-            this._key = key;
-
-            // Set initial values
-            this.reset();
-        },
-
-        /**
-         * Resets this cipher to its initial state.
-         *
-         * @example
-         *
-         *     cipher.reset();
-         */
-        reset: function () {
-            // Reset data buffer
-            BufferedBlockAlgorithm.reset.call(this);
-
-            // Perform concrete-cipher logic
-            this._doReset();
-        },
-
-        /**
-         * Adds data to be encrypted or decrypted.
-         *
-         * @param {WordArray|string} dataUpdate The data to encrypt or decrypt.
-         *
-         * @return {WordArray} The data after processing.
-         *
-         * @example
-         *
-         *     var encrypted = cipher.process('data');
-         *     var encrypted = cipher.process(wordArray);
-         */
-        process: function (dataUpdate) {
-            // Append
-            this._append(dataUpdate);
-
-            // Process available blocks
-            return this._process();
-        },
-
-        /**
-         * Finalizes the encryption or decryption process.
-         * Note that the finalize operation is effectively a destructive, read-once operation.
-         *
-         * @param {WordArray|string} dataUpdate The final data to encrypt or decrypt.
-         *
-         * @return {WordArray} The data after final processing.
-         *
-         * @example
-         *
-         *     var encrypted = cipher.finalize();
-         *     var encrypted = cipher.finalize('data');
-         *     var encrypted = cipher.finalize(wordArray);
-         */
-        finalize: function (dataUpdate) {
-            // Final data update
-            if (dataUpdate) {
-                this._append(dataUpdate);
-            }
-
-            // Perform concrete-cipher logic
-            var finalProcessedData = this._doFinalize();
-
-            return finalProcessedData;
-        },
-
-        keySize: 128/32,
-
-        ivSize: 128/32,
-
-        _ENC_XFORM_MODE: 1,
-
-        _DEC_XFORM_MODE: 2,
-
-        /**
-         * Creates shortcut functions to a cipher's object interface.
-         *
-         * @param {Cipher} cipher The cipher to create a helper for.
-         *
-         * @return {Object} An object with encrypt and decrypt shortcut functions.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var AES = CryptoJS.lib.Cipher._createHelper(CryptoJS.algo.AES);
-         */
-        _createHelper: (function () {
-            function selectCipherStrategy(key) {
-                if (typeof key == 'string') {
-                    return PasswordBasedCipher;
-                } else {
-                    return SerializableCipher;
-                }
-            }
-
-            return function (cipher) {
-                return {
-                    encrypt: function (message, key, cfg) {
-                        return selectCipherStrategy(key).encrypt(cipher, message, key, cfg);
-                    },
-
-                    decrypt: function (ciphertext, key, cfg) {
-                        return selectCipherStrategy(key).decrypt(cipher, ciphertext, key, cfg);
-                    }
-                };
-            };
-        }())
-    });
-
-    /**
-     * Abstract base stream cipher template.
-     *
-     * @property {number} blockSize The number of 32-bit words this cipher operates on. Default: 1 (32 bits)
-     */
-    var StreamCipher = C_lib.StreamCipher = Cipher.extend({
-        _doFinalize: function () {
-            // Process partial blocks
-            var finalProcessedBlocks = this._process(!!'flush');
-
-            return finalProcessedBlocks;
-        },
-
-        blockSize: 1
-    });
-
-    /**
-     * Mode namespace.
-     */
-    var C_mode = C.mode = {};
-
-    /**
-     * Abstract base block cipher mode template.
-     */
-    var BlockCipherMode = C_lib.BlockCipherMode = Base.extend({
-        /**
-         * Creates this mode for encryption.
-         *
-         * @param {Cipher} cipher A block cipher instance.
-         * @param {Array} iv The IV words.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var mode = CryptoJS.mode.CBC.createEncryptor(cipher, iv.words);
-         */
-        createEncryptor: function (cipher, iv) {
-            return this.Encryptor.create(cipher, iv);
-        },
-
-        /**
-         * Creates this mode for decryption.
-         *
-         * @param {Cipher} cipher A block cipher instance.
-         * @param {Array} iv The IV words.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var mode = CryptoJS.mode.CBC.createDecryptor(cipher, iv.words);
-         */
-        createDecryptor: function (cipher, iv) {
-            return this.Decryptor.create(cipher, iv);
-        },
-
-        /**
-         * Initializes a newly created mode.
-         *
-         * @param {Cipher} cipher A block cipher instance.
-         * @param {Array} iv The IV words.
-         *
-         * @example
-         *
-         *     var mode = CryptoJS.mode.CBC.Encryptor.create(cipher, iv.words);
-         */
-        init: function (cipher, iv) {
-            this._cipher = cipher;
-            this._iv = iv;
-        }
-    });
-
-    /**
-     * Cipher Block Chaining mode.
-     */
-    var CBC = C_mode.CBC = (function () {
-        /**
-         * Abstract base CBC mode.
-         */
-        var CBC = BlockCipherMode.extend();
-
-        /**
-         * CBC encryptor.
-         */
-        CBC.Encryptor = CBC.extend({
-            /**
-             * Processes the data block at offset.
-             *
-             * @param {Array} words The data words to operate on.
-             * @param {number} offset The offset where the block starts.
-             *
-             * @example
-             *
-             *     mode.processBlock(data.words, offset);
-             */
-            processBlock: function (words, offset) {
-                // Shortcuts
-                var cipher = this._cipher;
-                var blockSize = cipher.blockSize;
-
-                // XOR and encrypt
-                xorBlock.call(this, words, offset, blockSize);
-                cipher.encryptBlock(words, offset);
-
-                // Remember this block to use with next block
-                this._prevBlock = words.slice(offset, offset + blockSize);
-            }
-        });
-
-        /**
-         * CBC decryptor.
-         */
-        CBC.Decryptor = CBC.extend({
-            /**
-             * Processes the data block at offset.
-             *
-             * @param {Array} words The data words to operate on.
-             * @param {number} offset The offset where the block starts.
-             *
-             * @example
-             *
-             *     mode.processBlock(data.words, offset);
-             */
-            processBlock: function (words, offset) {
-                // Shortcuts
-                var cipher = this._cipher;
-                var blockSize = cipher.blockSize;
-
-                // Remember this block to use with next block
-                var thisBlock = words.slice(offset, offset + blockSize);
-
-                // Decrypt and XOR
-                cipher.decryptBlock(words, offset);
-                xorBlock.call(this, words, offset, blockSize);
-
-                // This block becomes the previous block
-                this._prevBlock = thisBlock;
-            }
-        });
-
-        function xorBlock(words, offset, blockSize) {
-            // Shortcut
-            var iv = this._iv;
-
-            // Choose mixing block
-            if (iv) {
-                var block = iv;
-
-                // Remove IV for subsequent blocks
-                this._iv = undefined;
-            } else {
-                var block = this._prevBlock;
-            }
-
-            // XOR blocks
-            for (var i = 0; i < blockSize; i++) {
-                words[offset + i] ^= block[i];
-            }
-        }
-
-        return CBC;
-    }());
-
-    /**
-     * Padding namespace.
-     */
-    var C_pad = C.pad = {};
-
-    /**
-     * PKCS #5/7 padding strategy.
-     */
-    var Pkcs7 = C_pad.Pkcs7 = {
-        /**
-         * Pads data using the algorithm defined in PKCS #5/7.
-         *
-         * @param {WordArray} data The data to pad.
-         * @param {number} blockSize The multiple that the data should be padded to.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     CryptoJS.pad.Pkcs7.pad(wordArray, 4);
-         */
-        pad: function (data, blockSize) {
-            // Shortcut
-            var blockSizeBytes = blockSize * 4;
-
-            // Count padding bytes
-            var nPaddingBytes = blockSizeBytes - data.sigBytes % blockSizeBytes;
-
-            // Create padding word
-            var paddingWord = (nPaddingBytes << 24) | (nPaddingBytes << 16) | (nPaddingBytes << 8) | nPaddingBytes;
-
-            // Create padding
-            var paddingWords = [];
-            for (var i = 0; i < nPaddingBytes; i += 4) {
-                paddingWords.push(paddingWord);
-            }
-            var padding = WordArray.create(paddingWords, nPaddingBytes);
-
-            // Add padding
-            data.concat(padding);
-        },
-
-        /**
-         * Unpads data that had been padded using the algorithm defined in PKCS #5/7.
-         *
-         * @param {WordArray} data The data to unpad.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     CryptoJS.pad.Pkcs7.unpad(wordArray);
-         */
-        unpad: function (data) {
-            // Get number of padding bytes from last byte
-            var nPaddingBytes = data.words[(data.sigBytes - 1) >>> 2] & 0xff;
-
-            // Remove padding
-            data.sigBytes -= nPaddingBytes;
-        }
-    };
-
-    /**
-     * Abstract base block cipher template.
-     *
-     * @property {number} blockSize The number of 32-bit words this cipher operates on. Default: 4 (128 bits)
-     */
-    var BlockCipher = C_lib.BlockCipher = Cipher.extend({
-        /**
-         * Configuration options.
-         *
-         * @property {Mode} mode The block mode to use. Default: CBC
-         * @property {Padding} padding The padding strategy to use. Default: Pkcs7
-         */
-        cfg: Cipher.cfg.extend({
-            mode: CBC,
-            padding: Pkcs7
-        }),
-
-        reset: function () {
-            // Reset cipher
-            Cipher.reset.call(this);
-
-            // Shortcuts
-            var cfg = this.cfg;
-            var iv = cfg.iv;
-            var mode = cfg.mode;
-
-            // Reset block mode
-            if (this._xformMode == this._ENC_XFORM_MODE) {
-                var modeCreator = mode.createEncryptor;
-            } else /* if (this._xformMode == this._DEC_XFORM_MODE) */ {
-                var modeCreator = mode.createDecryptor;
-
-                // Keep at least one block in the buffer for unpadding
-                this._minBufferSize = 1;
-            }
-            this._mode = modeCreator.call(mode, this, iv && iv.words);
-        },
-
-        _doProcessBlock: function (words, offset) {
-            this._mode.processBlock(words, offset);
-        },
-
-        _doFinalize: function () {
-            // Shortcut
-            var padding = this.cfg.padding;
-
-            // Finalize
-            if (this._xformMode == this._ENC_XFORM_MODE) {
-                // Pad data
-                padding.pad(this._data, this.blockSize);
-
-                // Process final blocks
-                var finalProcessedBlocks = this._process(!!'flush');
-            } else /* if (this._xformMode == this._DEC_XFORM_MODE) */ {
-                // Process final blocks
-                var finalProcessedBlocks = this._process(!!'flush');
-
-                // Unpad data
-                padding.unpad(finalProcessedBlocks);
-            }
-
-            return finalProcessedBlocks;
-        },
-
-        blockSize: 128/32
-    });
-
-    /**
-     * A collection of cipher parameters.
-     *
-     * @property {WordArray} ciphertext The raw ciphertext.
-     * @property {WordArray} key The key to this ciphertext.
-     * @property {WordArray} iv The IV used in the ciphering operation.
-     * @property {WordArray} salt The salt used with a key derivation function.
-     * @property {Cipher} algorithm The cipher algorithm.
-     * @property {Mode} mode The block mode used in the ciphering operation.
-     * @property {Padding} padding The padding scheme used in the ciphering operation.
-     * @property {number} blockSize The block size of the cipher.
-     * @property {Format} formatter The default formatting strategy to convert this cipher params object to a string.
-     */
-    var CipherParams = C_lib.CipherParams = Base.extend({
-        /**
-         * Initializes a newly created cipher params object.
-         *
-         * @param {Object} cipherParams An object with any of the possible cipher parameters.
-         *
-         * @example
-         *
-         *     var cipherParams = CryptoJS.lib.CipherParams.create({
-         *         ciphertext: ciphertextWordArray,
-         *         key: keyWordArray,
-         *         iv: ivWordArray,
-         *         salt: saltWordArray,
-         *         algorithm: CryptoJS.algo.AES,
-         *         mode: CryptoJS.mode.CBC,
-         *         padding: CryptoJS.pad.PKCS7,
-         *         blockSize: 4,
-         *         formatter: CryptoJS.format.OpenSSL
-         *     });
-         */
-        init: function (cipherParams) {
-            this.mixIn(cipherParams);
-        },
-
-        /**
-         * Converts this cipher params object to a string.
-         *
-         * @param {Format} formatter (Optional) The formatting strategy to use.
-         *
-         * @return {string} The stringified cipher params.
-         *
-         * @throws Error If neither the formatter nor the default formatter is set.
-         *
-         * @example
-         *
-         *     var string = cipherParams + '';
-         *     var string = cipherParams.toString();
-         *     var string = cipherParams.toString(CryptoJS.format.OpenSSL);
-         */
-        toString: function (formatter) {
-            return (formatter || this.formatter).stringify(this);
-        }
-    });
-
-    /**
-     * Format namespace.
-     */
-    var C_format = C.format = {};
-
-    /**
-     * OpenSSL formatting strategy.
-     */
-    var OpenSSLFormatter = C_format.OpenSSL = {
-        /**
-         * Converts a cipher params object to an OpenSSL-compatible string.
-         *
-         * @param {CipherParams} cipherParams The cipher params object.
-         *
-         * @return {string} The OpenSSL-compatible string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var openSSLString = CryptoJS.format.OpenSSL.stringify(cipherParams);
-         */
-        stringify: function (cipherParams) {
-            // Shortcuts
-            var ciphertext = cipherParams.ciphertext;
-            var salt = cipherParams.salt;
-
-            // Format
-            if (salt) {
-                var wordArray = WordArray.create([0x53616c74, 0x65645f5f]).concat(salt).concat(ciphertext);
-            } else {
-                var wordArray = ciphertext;
-            }
-
-            return wordArray.toString(Base64);
-        },
-
-        /**
-         * Converts an OpenSSL-compatible string to a cipher params object.
-         *
-         * @param {string} openSSLStr The OpenSSL-compatible string.
-         *
-         * @return {CipherParams} The cipher params object.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var cipherParams = CryptoJS.format.OpenSSL.parse(openSSLString);
-         */
-        parse: function (openSSLStr) {
-            // Parse base64
-            var ciphertext = Base64.parse(openSSLStr);
-
-            // Shortcut
-            var ciphertextWords = ciphertext.words;
-
-            // Test for salt
-            if (ciphertextWords[0] == 0x53616c74 && ciphertextWords[1] == 0x65645f5f) {
-                // Extract salt
-                var salt = WordArray.create(ciphertextWords.slice(2, 4));
-
-                // Remove salt from ciphertext
-                ciphertextWords.splice(0, 4);
-                ciphertext.sigBytes -= 16;
-            }
-
-            return CipherParams.create({ ciphertext: ciphertext, salt: salt });
-        }
-    };
-
-    /**
-     * A cipher wrapper that returns ciphertext as a serializable cipher params object.
-     */
-    var SerializableCipher = C_lib.SerializableCipher = Base.extend({
-        /**
-         * Configuration options.
-         *
-         * @property {Formatter} format The formatting strategy to convert cipher param objects to and from a string. Default: OpenSSL
-         */
-        cfg: Base.extend({
-            format: OpenSSLFormatter
-        }),
-
-        /**
-         * Encrypts a message.
-         *
-         * @param {Cipher} cipher The cipher algorithm to use.
-         * @param {WordArray|string} message The message to encrypt.
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {CipherParams} A cipher params object.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key);
-         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key, { iv: iv });
-         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key, { iv: iv, format: CryptoJS.format.OpenSSL });
-         */
-        encrypt: function (cipher, message, key, cfg) {
-            // Apply config defaults
-            cfg = this.cfg.extend(cfg);
-
-            // Encrypt
-            var encryptor = cipher.createEncryptor(key, cfg);
-            var ciphertext = encryptor.finalize(message);
-
-            // Shortcut
-            var cipherCfg = encryptor.cfg;
-
-            // Create and return serializable cipher params
-            return CipherParams.create({
-                ciphertext: ciphertext,
-                key: key,
-                iv: cipherCfg.iv,
-                algorithm: cipher,
-                mode: cipherCfg.mode,
-                padding: cipherCfg.padding,
-                blockSize: cipher.blockSize,
-                formatter: cfg.format
-            });
-        },
-
-        /**
-         * Decrypts serialized ciphertext.
-         *
-         * @param {Cipher} cipher The cipher algorithm to use.
-         * @param {CipherParams|string} ciphertext The ciphertext to decrypt.
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {WordArray} The plaintext.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var plaintext = CryptoJS.lib.SerializableCipher.decrypt(CryptoJS.algo.AES, formattedCiphertext, key, { iv: iv, format: CryptoJS.format.OpenSSL });
-         *     var plaintext = CryptoJS.lib.SerializableCipher.decrypt(CryptoJS.algo.AES, ciphertextParams, key, { iv: iv, format: CryptoJS.format.OpenSSL });
-         */
-        decrypt: function (cipher, ciphertext, key, cfg) {
-            // Apply config defaults
-            cfg = this.cfg.extend(cfg);
-
-            // Convert string to CipherParams
-            ciphertext = this._parse(ciphertext, cfg.format);
-
-            // Decrypt
-            var plaintext = cipher.createDecryptor(key, cfg).finalize(ciphertext.ciphertext);
-
-            return plaintext;
-        },
-
-        /**
-         * Converts serialized ciphertext to CipherParams,
-         * else assumed CipherParams already and returns ciphertext unchanged.
-         *
-         * @param {CipherParams|string} ciphertext The ciphertext.
-         * @param {Formatter} format The formatting strategy to use to parse serialized ciphertext.
-         *
-         * @return {CipherParams} The unserialized ciphertext.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var ciphertextParams = CryptoJS.lib.SerializableCipher._parse(ciphertextStringOrParams, format);
-         */
-        _parse: function (ciphertext, format) {
-            if (typeof ciphertext == 'string') {
-                return format.parse(ciphertext, this);
-            } else {
-                return ciphertext;
-            }
-        }
-    });
-
-    /**
-     * Key derivation function namespace.
-     */
-    var C_kdf = C.kdf = {};
-
-    /**
-     * OpenSSL key derivation function.
-     */
-    var OpenSSLKdf = C_kdf.OpenSSL = {
-        /**
-         * Derives a key and IV from a password.
-         *
-         * @param {string} password The password to derive from.
-         * @param {number} keySize The size in words of the key to generate.
-         * @param {number} ivSize The size in words of the IV to generate.
-         * @param {WordArray|string} salt (Optional) A 64-bit salt to use. If omitted, a salt will be generated randomly.
-         *
-         * @return {CipherParams} A cipher params object with the key, IV, and salt.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var derivedParams = CryptoJS.kdf.OpenSSL.execute('Password', 256/32, 128/32);
-         *     var derivedParams = CryptoJS.kdf.OpenSSL.execute('Password', 256/32, 128/32, 'saltsalt');
-         */
-        execute: function (password, keySize, ivSize, salt) {
-            // Generate random salt
-            if (!salt) {
-                salt = WordArray.random(64/8);
-            }
-
-            // Derive key and IV
-            var key = EvpKDF.create({ keySize: keySize + ivSize }).compute(password, salt);
-
-            // Separate key and IV
-            var iv = WordArray.create(key.words.slice(keySize), ivSize * 4);
-            key.sigBytes = keySize * 4;
-
-            // Return params
-            return CipherParams.create({ key: key, iv: iv, salt: salt });
-        }
-    };
-
-    /**
-     * A serializable cipher wrapper that derives the key from a password,
-     * and returns ciphertext as a serializable cipher params object.
-     */
-    var PasswordBasedCipher = C_lib.PasswordBasedCipher = SerializableCipher.extend({
-        /**
-         * Configuration options.
-         *
-         * @property {KDF} kdf The key derivation function to use to generate a key and IV from a password. Default: OpenSSL
-         */
-        cfg: SerializableCipher.cfg.extend({
-            kdf: OpenSSLKdf
-        }),
-
-        /**
-         * Encrypts a message using a password.
-         *
-         * @param {Cipher} cipher The cipher algorithm to use.
-         * @param {WordArray|string} message The message to encrypt.
-         * @param {string} password The password.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {CipherParams} A cipher params object.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var ciphertextParams = CryptoJS.lib.PasswordBasedCipher.encrypt(CryptoJS.algo.AES, message, 'password');
-         *     var ciphertextParams = CryptoJS.lib.PasswordBasedCipher.encrypt(CryptoJS.algo.AES, message, 'password', { format: CryptoJS.format.OpenSSL });
-         */
-        encrypt: function (cipher, message, password, cfg) {
-            // Apply config defaults
-            cfg = this.cfg.extend(cfg);
-
-            // Derive key and other params
-            var derivedParams = cfg.kdf.execute(password, cipher.keySize, cipher.ivSize);
-
-            // Add IV to config
-            cfg.iv = derivedParams.iv;
-
-            // Encrypt
-            var ciphertext = SerializableCipher.encrypt.call(this, cipher, message, derivedParams.key, cfg);
-
-            // Mix in derived params
-            ciphertext.mixIn(derivedParams);
-
-            return ciphertext;
-        },
-
-        /**
-         * Decrypts serialized ciphertext using a password.
-         *
-         * @param {Cipher} cipher The cipher algorithm to use.
-         * @param {CipherParams|string} ciphertext The ciphertext to decrypt.
-         * @param {string} password The password.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {WordArray} The plaintext.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var plaintext = CryptoJS.lib.PasswordBasedCipher.decrypt(CryptoJS.algo.AES, formattedCiphertext, 'password', { format: CryptoJS.format.OpenSSL });
-         *     var plaintext = CryptoJS.lib.PasswordBasedCipher.decrypt(CryptoJS.algo.AES, ciphertextParams, 'password', { format: CryptoJS.format.OpenSSL });
-         */
-        decrypt: function (cipher, ciphertext, password, cfg) {
-            // Apply config defaults
-            cfg = this.cfg.extend(cfg);
-
-            // Convert string to CipherParams
-            ciphertext = this._parse(ciphertext, cfg.format);
-
-            // Derive key and other params
-            var derivedParams = cfg.kdf.execute(password, cipher.keySize, cipher.ivSize, ciphertext.salt);
-
-            // Add IV to config
-            cfg.iv = derivedParams.iv;
-
-            // Decrypt
-            var plaintext = SerializableCipher.decrypt.call(this, cipher, ciphertext, derivedParams.key, cfg);
-
-            return plaintext;
-        }
-    });
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function () {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var BlockCipher = C_lib.BlockCipher;
-    var C_algo = C.algo;
-
-    // Lookup tables
-    var SBOX = [];
-    var INV_SBOX = [];
-    var SUB_MIX_0 = [];
-    var SUB_MIX_1 = [];
-    var SUB_MIX_2 = [];
-    var SUB_MIX_3 = [];
-    var INV_SUB_MIX_0 = [];
-    var INV_SUB_MIX_1 = [];
-    var INV_SUB_MIX_2 = [];
-    var INV_SUB_MIX_3 = [];
-
-    // Compute lookup tables
-    (function () {
-        // Compute double table
-        var d = [];
-        for (var i = 0; i < 256; i++) {
-            if (i < 128) {
-                d[i] = i << 1;
-            } else {
-                d[i] = (i << 1) ^ 0x11b;
-            }
-        }
-
-        // Walk GF(2^8)
-        var x = 0;
-        var xi = 0;
-        for (var i = 0; i < 256; i++) {
-            // Compute sbox
-            var sx = xi ^ (xi << 1) ^ (xi << 2) ^ (xi << 3) ^ (xi << 4);
-            sx = (sx >>> 8) ^ (sx & 0xff) ^ 0x63;
-            SBOX[x] = sx;
-            INV_SBOX[sx] = x;
-
-            // Compute multiplication
-            var x2 = d[x];
-            var x4 = d[x2];
-            var x8 = d[x4];
-
-            // Compute sub bytes, mix columns tables
-            var t = (d[sx] * 0x101) ^ (sx * 0x1010100);
-            SUB_MIX_0[x] = (t << 24) | (t >>> 8);
-            SUB_MIX_1[x] = (t << 16) | (t >>> 16);
-            SUB_MIX_2[x] = (t << 8)  | (t >>> 24);
-            SUB_MIX_3[x] = t;
-
-            // Compute inv sub bytes, inv mix columns tables
-            var t = (x8 * 0x1010101) ^ (x4 * 0x10001) ^ (x2 * 0x101) ^ (x * 0x1010100);
-            INV_SUB_MIX_0[sx] = (t << 24) | (t >>> 8);
-            INV_SUB_MIX_1[sx] = (t << 16) | (t >>> 16);
-            INV_SUB_MIX_2[sx] = (t << 8)  | (t >>> 24);
-            INV_SUB_MIX_3[sx] = t;
-
-            // Compute next counter
-            if (!x) {
-                x = xi = 1;
-            } else {
-                x = x2 ^ d[d[d[x8 ^ x2]]];
-                xi ^= d[d[xi]];
-            }
-        }
-    }());
-
-    // Precomputed Rcon lookup
-    var RCON = [0x00, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36];
-
-    /**
-     * AES block cipher algorithm.
-     */
-    var AES = C_algo.AES = BlockCipher.extend({
-        _doReset: function () {
-            // Shortcuts
-            var key = this._key;
-            var keyWords = key.words;
-            var keySize = key.sigBytes / 4;
-
-            // Compute number of rounds
-            var nRounds = this._nRounds = keySize + 6
-
-            // Compute number of key schedule rows
-            var ksRows = (nRounds + 1) * 4;
-
-            // Compute key schedule
-            var keySchedule = this._keySchedule = [];
-            for (var ksRow = 0; ksRow < ksRows; ksRow++) {
-                if (ksRow < keySize) {
-                    keySchedule[ksRow] = keyWords[ksRow];
-                } else {
-                    var t = keySchedule[ksRow - 1];
-
-                    if (!(ksRow % keySize)) {
-                        // Rot word
-                        t = (t << 8) | (t >>> 24);
-
-                        // Sub word
-                        t = (SBOX[t >>> 24] << 24) | (SBOX[(t >>> 16) & 0xff] << 16) | (SBOX[(t >>> 8) & 0xff] << 8) | SBOX[t & 0xff];
-
-                        // Mix Rcon
-                        t ^= RCON[(ksRow / keySize) | 0] << 24;
-                    } else if (keySize > 6 && ksRow % keySize == 4) {
-                        // Sub word
-                        t = (SBOX[t >>> 24] << 24) | (SBOX[(t >>> 16) & 0xff] << 16) | (SBOX[(t >>> 8) & 0xff] << 8) | SBOX[t & 0xff];
-                    }
-
-                    keySchedule[ksRow] = keySchedule[ksRow - keySize] ^ t;
-                }
-            }
-
-            // Compute inv key schedule
-            var invKeySchedule = this._invKeySchedule = [];
-            for (var invKsRow = 0; invKsRow < ksRows; invKsRow++) {
-                var ksRow = ksRows - invKsRow;
-
-                if (invKsRow % 4) {
-                    var t = keySchedule[ksRow];
-                } else {
-                    var t = keySchedule[ksRow - 4];
-                }
-
-                if (invKsRow < 4 || ksRow <= 4) {
-                    invKeySchedule[invKsRow] = t;
-                } else {
-                    invKeySchedule[invKsRow] = INV_SUB_MIX_0[SBOX[t >>> 24]] ^ INV_SUB_MIX_1[SBOX[(t >>> 16) & 0xff]] ^
-                                               INV_SUB_MIX_2[SBOX[(t >>> 8) & 0xff]] ^ INV_SUB_MIX_3[SBOX[t & 0xff]];
-                }
-            }
-        },
-
-        encryptBlock: function (M, offset) {
-            this._doCryptBlock(M, offset, this._keySchedule, SUB_MIX_0, SUB_MIX_1, SUB_MIX_2, SUB_MIX_3, SBOX);
-        },
-
-        decryptBlock: function (M, offset) {
-            // Swap 2nd and 4th rows
-            var t = M[offset + 1];
-            M[offset + 1] = M[offset + 3];
-            M[offset + 3] = t;
-
-            this._doCryptBlock(M, offset, this._invKeySchedule, INV_SUB_MIX_0, INV_SUB_MIX_1, INV_SUB_MIX_2, INV_SUB_MIX_3, INV_SBOX);
-
-            // Inv swap 2nd and 4th rows
-            var t = M[offset + 1];
-            M[offset + 1] = M[offset + 3];
-            M[offset + 3] = t;
-        },
-
-        _doCryptBlock: function (M, offset, keySchedule, SUB_MIX_0, SUB_MIX_1, SUB_MIX_2, SUB_MIX_3, SBOX) {
-            // Shortcut
-            var nRounds = this._nRounds;
-
-            // Get input, add round key
-            var s0 = M[offset]     ^ keySchedule[0];
-            var s1 = M[offset + 1] ^ keySchedule[1];
-            var s2 = M[offset + 2] ^ keySchedule[2];
-            var s3 = M[offset + 3] ^ keySchedule[3];
-
-            // Key schedule row counter
-            var ksRow = 4;
-
-            // Rounds
-            for (var round = 1; round < nRounds; round++) {
-                // Shift rows, sub bytes, mix columns, add round key
-                var t0 = SUB_MIX_0[s0 >>> 24] ^ SUB_MIX_1[(s1 >>> 16) & 0xff] ^ SUB_MIX_2[(s2 >>> 8) & 0xff] ^ SUB_MIX_3[s3 & 0xff] ^ keySchedule[ksRow++];
-                var t1 = SUB_MIX_0[s1 >>> 24] ^ SUB_MIX_1[(s2 >>> 16) & 0xff] ^ SUB_MIX_2[(s3 >>> 8) & 0xff] ^ SUB_MIX_3[s0 & 0xff] ^ keySchedule[ksRow++];
-                var t2 = SUB_MIX_0[s2 >>> 24] ^ SUB_MIX_1[(s3 >>> 16) & 0xff] ^ SUB_MIX_2[(s0 >>> 8) & 0xff] ^ SUB_MIX_3[s1 & 0xff] ^ keySchedule[ksRow++];
-                var t3 = SUB_MIX_0[s3 >>> 24] ^ SUB_MIX_1[(s0 >>> 16) & 0xff] ^ SUB_MIX_2[(s1 >>> 8) & 0xff] ^ SUB_MIX_3[s2 & 0xff] ^ keySchedule[ksRow++];
-
-                // Update state
-                s0 = t0;
-                s1 = t1;
-                s2 = t2;
-                s3 = t3;
-            }
-
-            // Shift rows, sub bytes, add round key
-            var t0 = ((SBOX[s0 >>> 24] << 24) | (SBOX[(s1 >>> 16) & 0xff] << 16) | (SBOX[(s2 >>> 8) & 0xff] << 8) | SBOX[s3 & 0xff]) ^ keySchedule[ksRow++];
-            var t1 = ((SBOX[s1 >>> 24] << 24) | (SBOX[(s2 >>> 16) & 0xff] << 16) | (SBOX[(s3 >>> 8) & 0xff] << 8) | SBOX[s0 & 0xff]) ^ keySchedule[ksRow++];
-            var t2 = ((SBOX[s2 >>> 24] << 24) | (SBOX[(s3 >>> 16) & 0xff] << 16) | (SBOX[(s0 >>> 8) & 0xff] << 8) | SBOX[s1 & 0xff]) ^ keySchedule[ksRow++];
-            var t3 = ((SBOX[s3 >>> 24] << 24) | (SBOX[(s0 >>> 16) & 0xff] << 16) | (SBOX[(s1 >>> 8) & 0xff] << 8) | SBOX[s2 & 0xff]) ^ keySchedule[ksRow++];
-
-            // Set output
-            M[offset]     = t0;
-            M[offset + 1] = t1;
-            M[offset + 2] = t2;
-            M[offset + 3] = t3;
-        },
-
-        keySize: 256/32
-    });
-
-    /**
-     * Shortcut functions to the cipher's object interface.
-     *
-     * @example
-     *
-     *     var ciphertext = CryptoJS.AES.encrypt(message, key, cfg);
-     *     var plaintext  = CryptoJS.AES.decrypt(ciphertext, key, cfg);
-     */
-    C.AES = BlockCipher._createHelper(AES);
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function () {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var WordArray = C_lib.WordArray;
-    var Hasher = C_lib.Hasher;
-    var C_algo = C.algo;
-
-    // Reusable object
-    var W = [];
-
-    /**
-     * SHA-1 hash algorithm.
-     */
-    var SHA1 = C_algo.SHA1 = Hasher.extend({
-        _doReset: function () {
-            this._hash = new WordArray.init([
-                0x67452301, 0xefcdab89,
-                0x98badcfe, 0x10325476,
-                0xc3d2e1f0
-            ]);
-        },
-
-        _doProcessBlock: function (M, offset) {
-            // Shortcut
-            var H = this._hash.words;
-
-            // Working variables
-            var a = H[0];
-            var b = H[1];
-            var c = H[2];
-            var d = H[3];
-            var e = H[4];
-
-            // Computation
-            for (var i = 0; i < 80; i++) {
-                if (i < 16) {
-                    W[i] = M[offset + i] | 0;
-                } else {
-                    var n = W[i - 3] ^ W[i - 8] ^ W[i - 14] ^ W[i - 16];
-                    W[i] = (n << 1) | (n >>> 31);
-                }
-
-                var t = ((a << 5) | (a >>> 27)) + e + W[i];
-                if (i < 20) {
-                    t += ((b & c) | (~b & d)) + 0x5a827999;
-                } else if (i < 40) {
-                    t += (b ^ c ^ d) + 0x6ed9eba1;
-                } else if (i < 60) {
-                    t += ((b & c) | (b & d) | (c & d)) - 0x70e44324;
-                } else /* if (i < 80) */ {
-                    t += (b ^ c ^ d) - 0x359d3e2a;
-                }
-
-                e = d;
-                d = c;
-                c = (b << 30) | (b >>> 2);
-                b = a;
-                a = t;
-            }
-
-            // Intermediate hash value
-            H[0] = (H[0] + a) | 0;
-            H[1] = (H[1] + b) | 0;
-            H[2] = (H[2] + c) | 0;
-            H[3] = (H[3] + d) | 0;
-            H[4] = (H[4] + e) | 0;
-        },
-
-        _doFinalize: function () {
-            // Shortcuts
-            var data = this._data;
-            var dataWords = data.words;
-
-            var nBitsTotal = this._nDataBytes * 8;
-            var nBitsLeft = data.sigBytes * 8;
-
-            // Add padding
-            dataWords[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32);
-            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 14] = Math.floor(nBitsTotal / 0x100000000);
-            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 15] = nBitsTotal;
-            data.sigBytes = dataWords.length * 4;
-
-            // Hash final blocks
-            this._process();
-
-            // Return final computed hash
-            return this._hash;
-        },
-
-        clone: function () {
-            var clone = Hasher.clone.call(this);
-            clone._hash = this._hash.clone();
-
-            return clone;
-        }
-    });
-
-    /**
-     * Shortcut function to the hasher's object interface.
-     *
-     * @param {WordArray|string} message The message to hash.
-     *
-     * @return {WordArray} The hash.
-     *
-     * @static
-     *
-     * @example
-     *
-     *     var hash = CryptoJS.SHA1('message');
-     *     var hash = CryptoJS.SHA1(wordArray);
-     */
-    C.SHA1 = Hasher._createHelper(SHA1);
-
-    /**
-     * Shortcut function to the HMAC's object interface.
-     *
-     * @param {WordArray|string} message The message to hash.
-     * @param {WordArray|string} key The secret key.
-     *
-     * @return {WordArray} The HMAC.
-     *
-     * @static
-     *
-     * @example
-     *
-     *     var hmac = CryptoJS.HmacSHA1(message, key);
-     */
-    C.HmacSHA1 = Hasher._createHmacHelper(SHA1);
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function (Math) {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var WordArray = C_lib.WordArray;
-    var Hasher = C_lib.Hasher;
-    var C_algo = C.algo;
-
-    // Initialization and round constants tables
-    var H = [];
-    var K = [];
-
-    // Compute constants
-    (function () {
-        function isPrime(n) {
-            var sqrtN = Math.sqrt(n);
-            for (var factor = 2; factor <= sqrtN; factor++) {
-                if (!(n % factor)) {
-                    return false;
-                }
-            }
-
-            return true;
-        }
-
-        function getFractionalBits(n) {
-            return ((n - (n | 0)) * 0x100000000) | 0;
-        }
-
-        var n = 2;
-        var nPrime = 0;
-        while (nPrime < 64) {
-            if (isPrime(n)) {
-                if (nPrime < 8) {
-                    H[nPrime] = getFractionalBits(Math.pow(n, 1 / 2));
-                }
-                K[nPrime] = getFractionalBits(Math.pow(n, 1 / 3));
-
-                nPrime++;
-            }
-
-            n++;
-        }
-    }());
-
-    // Reusable object
-    var W = [];
-
-    /**
-     * SHA-256 hash algorithm.
-     */
-    var SHA256 = C_algo.SHA256 = Hasher.extend({
-        _doReset: function () {
-            this._hash = new WordArray.init(H.slice(0));
-        },
-
-        _doProcessBlock: function (M, offset) {
-            // Shortcut
-            var H = this._hash.words;
-
-            // Working variables
-            var a = H[0];
-            var b = H[1];
-            var c = H[2];
-            var d = H[3];
-            var e = H[4];
-            var f = H[5];
-            var g = H[6];
-            var h = H[7];
-
-            // Computation
-            for (var i = 0; i < 64; i++) {
-                if (i < 16) {
-                    W[i] = M[offset + i] | 0;
-                } else {
-                    var gamma0x = W[i - 15];
-                    var gamma0  = ((gamma0x << 25) | (gamma0x >>> 7))  ^
-                                  ((gamma0x << 14) | (gamma0x >>> 18)) ^
-                                   (gamma0x >>> 3);
-
-                    var gamma1x = W[i - 2];
-                    var gamma1  = ((gamma1x << 15) | (gamma1x >>> 17)) ^
-                                  ((gamma1x << 13) | (gamma1x >>> 19)) ^
-                                   (gamma1x >>> 10);
-
-                    W[i] = gamma0 + W[i - 7] + gamma1 + W[i - 16];
-                }
-
-                var ch  = (e & f) ^ (~e & g);
-                var maj = (a & b) ^ (a & c) ^ (b & c);
-
-                var sigma0 = ((a << 30) | (a >>> 2)) ^ ((a << 19) | (a >>> 13)) ^ ((a << 10) | (a >>> 22));
-                var sigma1 = ((e << 26) | (e >>> 6)) ^ ((e << 21) | (e >>> 11)) ^ ((e << 7)  | (e >>> 25));
-
-                var t1 = h + sigma1 + ch + K[i] + W[i];
-                var t2 = sigma0 + maj;
-
-                h = g;
-                g = f;
-                f = e;
-                e = (d + t1) | 0;
-                d = c;
-                c = b;
-                b = a;
-                a = (t1 + t2) | 0;
-            }
-
-            // Intermediate hash value
-            H[0] = (H[0] + a) | 0;
-            H[1] = (H[1] + b) | 0;
-            H[2] = (H[2] + c) | 0;
-            H[3] = (H[3] + d) | 0;
-            H[4] = (H[4] + e) | 0;
-            H[5] = (H[5] + f) | 0;
-            H[6] = (H[6] + g) | 0;
-            H[7] = (H[7] + h) | 0;
-        },
-
-        _doFinalize: function () {
-            // Shortcuts
-            var data = this._data;
-            var dataWords = data.words;
-
-            var nBitsTotal = this._nDataBytes * 8;
-            var nBitsLeft = data.sigBytes * 8;
-
-            // Add padding
-            dataWords[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32);
-            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 14] = Math.floor(nBitsTotal / 0x100000000);
-            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 15] = nBitsTotal;
-            data.sigBytes = dataWords.length * 4;
-
-            // Hash final blocks
-            this._process();
-
-            // Return final computed hash
-            return this._hash;
-        },
-
-        clone: function () {
-            var clone = Hasher.clone.call(this);
-            clone._hash = this._hash.clone();
-
-            return clone;
-        }
-    });
-
-    /**
-     * Shortcut function to the hasher's object interface.
-     *
-     * @param {WordArray|string} message The message to hash.
-     *
-     * @return {WordArray} The hash.
-     *
-     * @static
-     *
-     * @example
-     *
-     *     var hash = CryptoJS.SHA256('message');
-     *     var hash = CryptoJS.SHA256(wordArray);
-     */
-    C.SHA256 = Hasher._createHelper(SHA256);
-
-    /**
-     * Shortcut function to the HMAC's object interface.
-     *
-     * @param {WordArray|string} message The message to hash.
-     * @param {WordArray|string} key The secret key.
-     *
-     * @return {WordArray} The HMAC.
-     *
-     * @static
-     *
-     * @example
-     *
-     *     var hmac = CryptoJS.HmacSHA256(message, key);
-     */
-    C.HmacSHA256 = Hasher._createHmacHelper(SHA256);
-}(Math));
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function () {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var Base = C_lib.Base;
-    var C_enc = C.enc;
-    var Utf8 = C_enc.Utf8;
-    var C_algo = C.algo;
-
-    /**
-     * HMAC algorithm.
-     */
-    var HMAC = C_algo.HMAC = Base.extend({
-        /**
-         * Initializes a newly created HMAC.
-         *
-         * @param {Hasher} hasher The hash algorithm to use.
-         * @param {WordArray|string} key The secret key.
-         *
-         * @example
-         *
-         *     var hmacHasher = CryptoJS.algo.HMAC.create(CryptoJS.algo.SHA256, key);
-         */
-        init: function (hasher, key) {
-            // Init hasher
-            hasher = this._hasher = new hasher.init();
-
-            // Convert string to WordArray, else assume WordArray already
-            if (typeof key == 'string') {
-                key = Utf8.parse(key);
-            }
-
-            // Shortcuts
-            var hasherBlockSize = hasher.blockSize;
-            var hasherBlockSizeBytes = hasherBlockSize * 4;
-
-            // Allow arbitrary length keys
-            if (key.sigBytes > hasherBlockSizeBytes) {
-                key = hasher.finalize(key);
-            }
-
-            // Clamp excess bits
-            key.clamp();
-
-            // Clone key for inner and outer pads
-            var oKey = this._oKey = key.clone();
-            var iKey = this._iKey = key.clone();
-
-            // Shortcuts
-            var oKeyWords = oKey.words;
-            var iKeyWords = iKey.words;
-
-            // XOR keys with pad constants
-            for (var i = 0; i < hasherBlockSize; i++) {
-                oKeyWords[i] ^= 0x5c5c5c5c;
-                iKeyWords[i] ^= 0x36363636;
-            }
-            oKey.sigBytes = iKey.sigBytes = hasherBlockSizeBytes;
-
-            // Set initial values
-            this.reset();
-        },
-
-        /**
-         * Resets this HMAC to its initial state.
-         *
-         * @example
-         *
-         *     hmacHasher.reset();
-         */
-        reset: function () {
-            // Shortcut
-            var hasher = this._hasher;
-
-            // Reset
-            hasher.reset();
-            hasher.update(this._iKey);
-        },
-
-        /**
-         * Updates this HMAC with a message.
-         *
-         * @param {WordArray|string} messageUpdate The message to append.
-         *
-         * @return {HMAC} This HMAC instance.
-         *
-         * @example
-         *
-         *     hmacHasher.update('message');
-         *     hmacHasher.update(wordArray);
-         */
-        update: function (messageUpdate) {
-            this._hasher.update(messageUpdate);
-
-            // Chainable
-            return this;
-        },
-
-        /**
-         * Finalizes the HMAC computation.
-         * Note that the finalize operation is effectively a destructive, read-once operation.
-         *
-         * @param {WordArray|string} messageUpdate (Optional) A final message update.
-         *
-         * @return {WordArray} The HMAC.
-         *
-         * @example
-         *
-         *     var hmac = hmacHasher.finalize();
-         *     var hmac = hmacHasher.finalize('message');
-         *     var hmac = hmacHasher.finalize(wordArray);
-         */
-        finalize: function (messageUpdate) {
-            // Shortcut
-            var hasher = this._hasher;
-
-            // Compute HMAC
-            var innerHash = hasher.finalize(messageUpdate);
-            hasher.reset();
-            var hmac = hasher.finalize(this._oKey.clone().concat(innerHash));
-
-            return hmac;
-        }
-    });
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/**
- * A noop padding strategy.
- */
-CryptoJS.pad.NoPadding = {
-    pad: function () {
-    },
-
-    unpad: function () {
-    }
-};
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/**
- * Counter block mode.
- */
-CryptoJS.mode.CTR = (function () {
-    var CTR = CryptoJS.lib.BlockCipherMode.extend();
-
-    var Encryptor = CTR.Encryptor = CTR.extend({
-        processBlock: function (words, offset) {
-            // Shortcuts
-            var cipher = this._cipher
-            var blockSize = cipher.blockSize;
-            var iv = this._iv;
-            var counter = this._counter;
-
-            // Generate keystream
-            if (iv) {
-                counter = this._counter = iv.slice(0);
-
-                // Remove IV for subsequent blocks
-                this._iv = undefined;
-            }
-            var keystream = counter.slice(0);
-            cipher.encryptBlock(keystream, 0);
-
-            // Increment counter
-            counter[blockSize - 1] = (counter[blockSize - 1] + 1) | 0
-
-            // Encrypt
-            for (var i = 0; i < blockSize; i++) {
-                words[offset + i] ^= keystream[i];
-            }
-        }
-    });
-
-    CTR.Decryptor = Encryptor;
-
-    return CTR;
-}());
-
-
-  return CryptoJS
-
-}));
-
-/*!
- * Source: lib/otr/build/dep/eventemitter.js, license: MIT, url: http://git.io/ee
- */
-/*!
- * EventEmitter v4.2.3 - git.io/ee
- * Oliver Caldwell
- * MIT license
- * @preserve
- */
-
-(function () {
-	'use strict';
-
-	/**
-	 * Class for managing events.
-	 * Can be extended to provide event functionality in other classes.
-	 *
-	 * @class EventEmitter Manages event registering and emitting.
-	 */
-	function EventEmitter() {}
-
-	// Shortcuts to improve speed and size
-
-	// Easy access to the prototype
-	var proto = EventEmitter.prototype;
-
-	/**
-	 * Finds the index of the listener for the event in it's storage array.
-	 *
-	 * @param {Function[]} listeners Array of listeners to search through.
-	 * @param {Function} listener Method to look for.
-	 * @return {Number} Index of the specified listener, -1 if not found
-	 * @api private
-	 */
-	function indexOfListener(listeners, listener) {
-		var i = listeners.length;
-		while (i--) {
-			if (listeners[i].listener === listener) {
-				return i;
-			}
-		}
-
-		return -1;
-	}
-
-	/**
-	 * Alias a method while keeping the context correct, to allow for overwriting of target method.
-	 *
-	 * @param {String} name The name of the target method.
-	 * @return {Function} The aliased method
-	 * @api private
-	 */
-	function alias(name) {
-		return function aliasClosure() {
-			return this[name].apply(this, arguments);
-		};
-	}
-
-	/**
-	 * Returns the listener array for the specified event.
-	 * Will initialise the event object and listener arrays if required.
-	 * Will return an object if you use a regex search. The object contains keys for each matched event. So /ba[rz]/ might return an object containing bar and baz. But only if you have either defined them with defineEvent or added some listeners to them.
-	 * Each property in the object response is an array of listener functions.
-	 *
-	 * @param {String|RegExp} evt Name of the event to return the listeners from.
-	 * @return {Function[]|Object} All listener functions for the event.
-	 */
-	proto.getListeners = function getListeners(evt) {
-		var events = this._getEvents();
-		var response;
-		var key;
-
-		// Return a concatenated array of all matching events if
-		// the selector is a regular expression.
-		if (typeof evt === 'object') {
-			response = {};
-			for (key in events) {
-				if (events.hasOwnProperty(key) && evt.test(key)) {
-					response[key] = events[key];
-				}
-			}
-		}
-		else {
-			response = events[evt] || (events[evt] = []);
-		}
-
-		return response;
-	};
-
-	/**
-	 * Takes a list of listener objects and flattens it into a list of listener functions.
-	 *
-	 * @param {Object[]} listeners Raw listener objects.
-	 * @return {Function[]} Just the listener functions.
-	 */
-	proto.flattenListeners = function flattenListeners(listeners) {
-		var flatListeners = [];
-		var i;
-
-		for (i = 0; i < listeners.length; i += 1) {
-			flatListeners.push(listeners[i].listener);
-		}
-
-		return flatListeners;
-	};
-
-	/**
-	 * Fetches the requested listeners via getListeners but will always return the results inside an object. This is mainly for internal use but others may find it useful.
-	 *
-	 * @param {String|RegExp} evt Name of the event to return the listeners from.
-	 * @return {Object} All listener functions for an event in an object.
-	 */
-	proto.getListenersAsObject = function getListenersAsObject(evt) {
-		var listeners = this.getListeners(evt);
-		var response;
-
-		if (listeners instanceof Array) {
-			response = {};
-			response[evt] = listeners;
-		}
-
-		return response || listeners;
-	};
-
-	/**
-	 * Adds a listener function to the specified event.
-	 * The listener will not be added if it is a duplicate.
-	 * If the listener returns true then it will be removed after it is called.
-	 * If you pass a regular expression as the event name then the listener will be added to all events that match it.
-	 *
-	 * @param {String|RegExp} evt Name of the event to attach the listener to.
-	 * @param {Function} listener Method to be called when the event is emitted. If the function returns true then it will be removed after calling.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.addListener = function addListener(evt, listener) {
-		var listeners = this.getListenersAsObject(evt);
-		var listenerIsWrapped = typeof listener === 'object';
-		var key;
-
-		for (key in listeners) {
-			if (listeners.hasOwnProperty(key) && indexOfListener(listeners[key], listener) === -1) {
-				listeners[key].push(listenerIsWrapped ? listener : {
-					listener: listener,
-					once: false
-				});
-			}
-		}
-
-		return this;
-	};
-
-	/**
-	 * Alias of addListener
-	 */
-	proto.on = alias('addListener');
-
-	/**
-	 * Semi-alias of addListener. It will add a listener that will be
-	 * automatically removed after it's first execution.
-	 *
-	 * @param {String|RegExp} evt Name of the event to attach the listener to.
-	 * @param {Function} listener Method to be called when the event is emitted. If the function returns true then it will be removed after calling.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.addOnceListener = function addOnceListener(evt, listener) {
-		return this.addListener(evt, {
-			listener: listener,
-			once: true
-		});
-	};
-
-	/**
-	 * Alias of addOnceListener.
-	 */
-	proto.once = alias('addOnceListener');
-
-	/**
-	 * Defines an event name. This is required if you want to use a regex to add a listener to multiple events at once. If you don't do this then how do you expect it to know what event to add to? Should it just add to every possible match for a regex? No. That is scary and bad.
-	 * You need to tell it what event names should be matched by a regex.
-	 *
-	 * @param {String} evt Name of the event to create.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.defineEvent = function defineEvent(evt) {
-		this.getListeners(evt);
-		return this;
-	};
-
-	/**
-	 * Uses defineEvent to define multiple events.
-	 *
-	 * @param {String[]} evts An array of event names to define.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.defineEvents = function defineEvents(evts) {
-		for (var i = 0; i < evts.length; i += 1) {
-			this.defineEvent(evts[i]);
-		}
-		return this;
-	};
-
-	/**
-	 * Removes a listener function from the specified event.
-	 * When passed a regular expression as the event name, it will remove the listener from all events that match it.
-	 *
-	 * @param {String|RegExp} evt Name of the event to remove the listener from.
-	 * @param {Function} listener Method to remove from the event.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.removeListener = function removeListener(evt, listener) {
-		var listeners = this.getListenersAsObject(evt);
-		var index;
-		var key;
-
-		for (key in listeners) {
-			if (listeners.hasOwnProperty(key)) {
-				index = indexOfListener(listeners[key], listener);
-
-				if (index !== -1) {
-					listeners[key].splice(index, 1);
-				}
-			}
-		}
-
-		return this;
-	};
-
-	/**
-	 * Alias of removeListener
-	 */
-	proto.off = alias('removeListener');
-
-	/**
-	 * Adds listeners in bulk using the manipulateListeners method.
-	 * If you pass an object as the second argument you can add to multiple events at once. The object should contain key value pairs of events and listeners or listener arrays. You can also pass it an event name and an array of listeners to be added.
-	 * You can also pass it a regular expression to add the array of listeners to all events that match it.
-	 * Yeah, this function does quite a bit. That's probably a bad thing.
-	 *
-	 * @param {String|Object|RegExp} evt An event name if you will pass an array of listeners next. An object if you wish to add to multiple events at once.
-	 * @param {Function[]} [listeners] An optional array of listener functions to add.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.addListeners = function addListeners(evt, listeners) {
-		// Pass through to manipulateListeners
-		return this.manipulateListeners(false, evt, listeners);
-	};
-
-	/**
-	 * Removes listeners in bulk using the manipulateListeners method.
-	 * If you pass an object as the second argument you can remove from multiple events at once. The object should contain key value pairs of events and listeners or listener arrays.
-	 * You can also pass it an event name and an array of listeners to be removed.
-	 * You can also pass it a regular expression to remove the listeners from all events that match it.
-	 *
-	 * @param {String|Object|RegExp} evt An event name if you will pass an array of listeners next. An object if you wish to remove from multiple events at once.
-	 * @param {Function[]} [listeners] An optional array of listener functions to remove.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.removeListeners = function removeListeners(evt, listeners) {
-		// Pass through to manipulateListeners
-		return this.manipulateListeners(true, evt, listeners);
-	};
-
-	/**
-	 * Edits listeners in bulk. The addListeners and removeListeners methods both use this to do their job. You should really use those instead, this is a little lower level.
-	 * The first argument will determine if the listeners are removed (true) or added (false).
-	 * If you pass an object as the second argument you can add/remove from multiple events at once. The object should contain key value pairs of events and listeners or listener arrays.
-	 * You can also pass it an event name and an array of listeners to be added/removed.
-	 * You can also pass it a regular expression to manipulate the listeners of all events that match it.
-	 *
-	 * @param {Boolean} remove True if you want to remove listeners, false if you want to add.
-	 * @param {String|Object|RegExp} evt An event name if you will pass an array of listeners next. An object if you wish to add/remove from multiple events at once.
-	 * @param {Function[]} [listeners] An optional array of listener functions to add/remove.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.manipulateListeners = function manipulateListeners(remove, evt, listeners) {
-		var i;
-		var value;
-		var single = remove ? this.removeListener : this.addListener;
-		var multiple = remove ? this.removeListeners : this.addListeners;
-
-		// If evt is an object then pass each of it's properties to this method
-		if (typeof evt === 'object' && !(evt instanceof RegExp)) {
-			for (i in evt) {
-				if (evt.hasOwnProperty(i) && (value = evt[i])) {
-					// Pass the single listener straight through to the singular method
-					if (typeof value === 'function') {
-						single.call(this, i, value);
-					}
-					else {
-						// Otherwise pass back to the multiple function
-						multiple.call(this, i, value);
-					}
-				}
-			}
-		}
-		else {
-			// So evt must be a string
-			// And listeners must be an array of listeners
-			// Loop over it and pass each one to the multiple method
-			i = listeners.length;
-			while (i--) {
-				single.call(this, evt, listeners[i]);
-			}
-		}
-
-		return this;
-	};
-
-	/**
-	 * Removes all listeners from a specified event.
-	 * If you do not specify an event then all listeners will be removed.
-	 * That means every event will be emptied.
-	 * You can also pass a regex to remove all events that match it.
-	 *
-	 * @param {String|RegExp} [evt] Optional name of the event to remove all listeners for. Will remove from every event if not passed.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.removeEvent = function removeEvent(evt) {
-		var type = typeof evt;
-		var events = this._getEvents();
-		var key;
-
-		// Remove different things depending on the state of evt
-		if (type === 'string') {
-			// Remove all listeners for the specified event
-			delete events[evt];
-		}
-		else if (type === 'object') {
-			// Remove all events matching the regex.
-			for (key in events) {
-				if (events.hasOwnProperty(key) && evt.test(key)) {
-					delete events[key];
-				}
-			}
-		}
-		else {
-			// Remove all listeners in all events
-			delete this._events;
-		}
-
-		return this;
-	};
-
-	/**
-	 * Emits an event of your choice.
-	 * When emitted, every listener attached to that event will be executed.
-	 * If you pass the optional argument array then those arguments will be passed to every listener upon execution.
-	 * Because it uses `apply`, your array of arguments will be passed as if you wrote them out separately.
-	 * So they will not arrive within the array on the other side, they will be separate.
-	 * You can also pass a regular expression to emit to all events that match it.
-	 *
-	 * @param {String|RegExp} evt Name of the event to emit and execute listeners for.
-	 * @param {Array} [args] Optional array of arguments to be passed to each listener.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.emitEvent = function emitEvent(evt, args) {
-		var listeners = this.getListenersAsObject(evt);
-		var listener;
-		var i;
-		var key;
-		var response;
-
-		for (key in listeners) {
-			if (listeners.hasOwnProperty(key)) {
-				i = listeners[key].length;
-
-				while (i--) {
-					// If the listener returns true then it shall be removed from the event
-					// The function is executed either with a basic call or an apply if there is an args array
-					listener = listeners[key][i];
-
-					if (listener.once === true) {
-						this.removeListener(evt, listener.listener);
-					}
-
-					response = listener.listener.apply(this, args || []);
-
-					if (response === this._getOnceReturnValue()) {
-						this.removeListener(evt, listener.listener);
-					}
-				}
-			}
-		}
-
-		return this;
-	};
-
-	/**
-	 * Alias of emitEvent
-	 */
-	proto.trigger = alias('emitEvent');
-
-	/**
-	 * Subtly different from emitEvent in that it will pass its arguments on to the listeners, as opposed to taking a single array of arguments to pass on.
-	 * As with emitEvent, you can pass a regex in place of the event name to emit to all events that match it.
-	 *
-	 * @param {String|RegExp} evt Name of the event to emit and execute listeners for.
-	 * @param {...*} Optional additional arguments to be passed to each listener.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.emit = function emit(evt) {
-		var args = Array.prototype.slice.call(arguments, 1);
-		return this.emitEvent(evt, args);
-	};
-
-	/**
-	 * Sets the current value to check against when executing listeners. If a
-	 * listeners return value matches the one set here then it will be removed
-	 * after execution. This value defaults to true.
-	 *
-	 * @param {*} value The new value to check for when executing listeners.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.setOnceReturnValue = function setOnceReturnValue(value) {
-		this._onceReturnValue = value;
-		return this;
-	};
-
-	/**
-	 * Fetches the current value to check against when executing listeners. If
-	 * the listeners return value matches this one then it should be removed
-	 * automatically. It will return true by default.
-	 *
-	 * @return {*|Boolean} The current value to check for or the default, true.
-	 * @api private
-	 */
-	proto._getOnceReturnValue = function _getOnceReturnValue() {
-		if (this.hasOwnProperty('_onceReturnValue')) {
-			return this._onceReturnValue;
-		}
-		else {
-			return true;
-		}
-	};
-
-	/**
-	 * Fetches the events object and creates one if required.
-	 *
-	 * @return {Object} The events storage object.
-	 * @api private
-	 */
-	proto._getEvents = function _getEvents() {
-		return this._events || (this._events = {});
-	};
-
-	// Expose the class either via AMD, CommonJS or the global object
-	if (typeof define === 'function' && define.amd) {
-		define(function () {
-			return EventEmitter;
-		});
-	}
-	else if (typeof module === 'object' && module.exports){
-		module.exports = EventEmitter;
-	}
-	else {
-		this.EventEmitter = EventEmitter;
-	}
-}.call(this));
-
-
-/*!
- * Source: lib/otr/build/otr.js, license: MPL v2.0, url: https://arlolra.github.io/otr/
- */
-/*!
-
-  otr.js v0.2.14 - 2015-01-16
-  (c) 2015 - Arlo Breault <arlolra at gmail.com>
-  Freely distributed under the MPL v2.0 license.
-
-  This file is concatenated for the browser.
-  Please see: https://github.com/arlolra/otr
-
-*/
-
-;(function (root, factory) {
-
-  if (typeof define === 'function' && define.amd) {
-    define([
-        "bigint"
-      , "crypto"
-      , "eventemitter"
-    ], function (BigInt, CryptoJS, EventEmitter) {
-      var root = {
-          BigInt: BigInt
-        , CryptoJS: CryptoJS
-        , EventEmitter: EventEmitter
-        , OTR: {}
-        , DSA: {}
-      }
-      return factory.call(root)
-    })
-  } else {
-    root.OTR = {}
-    root.DSA = {}
-    factory.call(root)
-  }
-
-}(this, function () {
-
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var CONST = {
-
-    // diffie-heilman
-      N : 'FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE45B3DC2007CB8A163BF0598DA48361C55D39A69163FA8FD24CF5F83655D23DCA3AD961C62F356208552BB9ED529077096966D670C354E4ABC9804F1746C08CA237327FFFFFFFFFFFFFFFF'
-    , G : '2'
-
-    // otr message states
-    , MSGSTATE_PLAINTEXT : 0
-    , MSGSTATE_ENCRYPTED : 1
-    , MSGSTATE_FINISHED  : 2
-
-    // otr auth states
-    , AUTHSTATE_NONE               : 0
-    , AUTHSTATE_AWAITING_DHKEY     : 1
-    , AUTHSTATE_AWAITING_REVEALSIG : 2
-    , AUTHSTATE_AWAITING_SIG       : 3
-
-    // whitespace tags
-    , WHITESPACE_TAG    : '\x20\x09\x20\x20\x09\x09\x09\x09\x20\x09\x20\x09\x20\x09\x20\x20'
-    , WHITESPACE_TAG_V2 : '\x20\x20\x09\x09\x20\x20\x09\x20'
-    , WHITESPACE_TAG_V3 : '\x20\x20\x09\x09\x20\x20\x09\x09'
-
-    // otr tags
-    , OTR_TAG       : '?OTR'
-    , OTR_VERSION_1 : '\x00\x01'
-    , OTR_VERSION_2 : '\x00\x02'
-    , OTR_VERSION_3 : '\x00\x03'
-
-    // smp machine states
-    , SMPSTATE_EXPECT0 : 0
-    , SMPSTATE_EXPECT1 : 1
-    , SMPSTATE_EXPECT2 : 2
-    , SMPSTATE_EXPECT3 : 3
-    , SMPSTATE_EXPECT4 : 4
-
-    // unstandard status codes
-    , STATUS_SEND_QUERY  : 0
-    , STATUS_AKE_INIT    : 1
-    , STATUS_AKE_SUCCESS : 2
-    , STATUS_END_OTR     : 3
-
-  }
-
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = CONST
-  } else {
-    root.OTR.CONST = CONST
-  }
-
-}).call(this)
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var HLP = {}, CryptoJS, BigInt
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = HLP = {}
-    CryptoJS = require('../vendor/crypto.js')
-    BigInt = require('../vendor/bigint.js')
-  } else {
-    if (root.OTR) root.OTR.HLP = HLP
-    if (root.DSA) root.DSA.HLP = HLP
-    CryptoJS = root.CryptoJS
-    BigInt = root.BigInt
-  }
-
-  // data types (byte lengths)
-  var DTS = {
-      BYTE  : 1
-    , SHORT : 2
-    , INT   : 4
-    , CTR   : 8
-    , MAC   : 20
-    , SIG   : 40
-  }
-
-  // otr message wrapper begin and end
-  var WRAPPER_BEGIN = "?OTR"
-    , WRAPPER_END   = "."
-
-  var TWO = BigInt.str2bigInt('2', 10)
-
-  HLP.debug = function (msg) {
-    // used as HLP.debug.call(ctx, msg)
-    if ( this.debug &&
-         typeof this.debug !== 'function' &&
-         typeof console !== 'undefined'
-    ) console.log(msg)
-  }
-
-  HLP.extend = function (child, parent) {
-    for (var key in parent) {
-      if (Object.hasOwnProperty.call(parent, key))
-        child[key] = parent[key]
-    }
-    function Ctor() { this.constructor = child }
-    Ctor.prototype = parent.prototype
-    child.prototype = new Ctor()
-    child.__super__ = parent.prototype
-  }
-
-  // assumes 32-bit
-  function intCompare(x, y) {
-    var z = ~(x ^ y)
-    z &= z >> 16
-    z &= z >> 8
-    z &= z >> 4
-    z &= z >> 2
-    z &= z >> 1
-    return z & 1
-  }
-
-  // constant-time string comparison
-  HLP.compare = function (str1, str2) {
-    if (str1.length !== str2.length)
-      return false
-    var i = 0, result = 0
-    for (; i < str1.length; i++)
-      result |= str1[i].charCodeAt(0) ^ str2[i].charCodeAt(0)
-    return intCompare(result, 0)
-  }
-
-  HLP.randomExponent = function () {
-    return BigInt.randBigInt(1536)
-  }
-
-  HLP.smpHash = function (version, fmpi, smpi) {
-    var sha256 = CryptoJS.algo.SHA256.create()
-    sha256.update(CryptoJS.enc.Latin1.parse(HLP.packBytes(version, DTS.BYTE)))
-    sha256.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(fmpi)))
-    if (smpi) sha256.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(smpi)))
-    var hash = sha256.finalize()
-    return HLP.bits2bigInt(hash.toString(CryptoJS.enc.Latin1))
-  }
-
-  HLP.makeMac = function (aesctr, m) {
-    var pass = CryptoJS.enc.Latin1.parse(m)
-    var mac = CryptoJS.HmacSHA256(CryptoJS.enc.Latin1.parse(aesctr), pass)
-    return HLP.mask(mac.toString(CryptoJS.enc.Latin1), 0, 160)
-  }
-
-  HLP.make1Mac = function (aesctr, m) {
-    var pass = CryptoJS.enc.Latin1.parse(m)
-    var mac = CryptoJS.HmacSHA1(CryptoJS.enc.Latin1.parse(aesctr), pass)
-    return mac.toString(CryptoJS.enc.Latin1)
-  }
-
-  HLP.encryptAes = function (msg, c, iv) {
-    var opts = {
-        mode: CryptoJS.mode.CTR
-      , iv: CryptoJS.enc.Latin1.parse(iv)
-      , padding: CryptoJS.pad.NoPadding
-    }
-    var aesctr = CryptoJS.AES.encrypt(
-        msg
-      , CryptoJS.enc.Latin1.parse(c)
-      , opts
-    )
-    var aesctr_decoded = CryptoJS.enc.Base64.parse(aesctr.toString())
-    return CryptoJS.enc.Latin1.stringify(aesctr_decoded)
-  }
-
-  HLP.decryptAes = function (msg, c, iv) {
-    msg = CryptoJS.enc.Latin1.parse(msg)
-    var opts = {
-        mode: CryptoJS.mode.CTR
-      , iv: CryptoJS.enc.Latin1.parse(iv)
-      , padding: CryptoJS.pad.NoPadding
-    }
-    return CryptoJS.AES.decrypt(
-        CryptoJS.enc.Base64.stringify(msg)
-      , CryptoJS.enc.Latin1.parse(c)
-      , opts
-    )
-  }
-
-  HLP.multPowMod = function (a, b, c, d, e) {
-    return BigInt.multMod(BigInt.powMod(a, b, e), BigInt.powMod(c, d, e), e)
-  }
-
-  HLP.ZKP = function (v, c, d, e) {
-    return BigInt.equals(c, HLP.smpHash(v, d, e))
-  }
-
-  // greater than, or equal
-  HLP.GTOE = function (a, b) {
-    return (BigInt.equals(a, b) || BigInt.greater(a, b))
-  }
-
-  HLP.between = function (x, a, b) {
-    return (BigInt.greater(x, a) && BigInt.greater(b, x))
-  }
-
-  HLP.checkGroup = function (g, N_MINUS_2) {
-    return HLP.GTOE(g, TWO) && HLP.GTOE(N_MINUS_2, g)
-  }
-
-  HLP.h1 = function (b, secbytes) {
-    var sha1 = CryptoJS.algo.SHA1.create()
-    sha1.update(CryptoJS.enc.Latin1.parse(b))
-    sha1.update(CryptoJS.enc.Latin1.parse(secbytes))
-    return (sha1.finalize()).toString(CryptoJS.enc.Latin1)
-  }
-
-  HLP.h2 = function (b, secbytes) {
-    var sha256 = CryptoJS.algo.SHA256.create()
-    sha256.update(CryptoJS.enc.Latin1.parse(b))
-    sha256.update(CryptoJS.enc.Latin1.parse(secbytes))
-    return (sha256.finalize()).toString(CryptoJS.enc.Latin1)
-  }
-
-  HLP.mask = function (bytes, start, n) {
-    return bytes.substr(start / 8, n / 8)
-  }
-
-  var _toString = String.fromCharCode;
-  HLP.packBytes = function (val, bytes) {
-    val = val.toString(16)
-    var nex, res = ''  // big-endian, unsigned long
-    for (; bytes > 0; bytes--) {
-      nex = val.length ? val.substr(-2, 2) : '0'
-      val = val.substr(0, val.length - 2)
-      res = _toString(parseInt(nex, 16)) + res
-    }
-    return res
-  }
-
-  HLP.packINT = function (d) {
-    return HLP.packBytes(d, DTS.INT)
-  }
-
-  HLP.packCtr = function (d) {
-    return HLP.padCtr(HLP.packBytes(d, DTS.CTR))
-  }
-
-  HLP.padCtr = function (ctr) {
-    return ctr + '\x00\x00\x00\x00\x00\x00\x00\x00'
-  }
-
-  HLP.unpackCtr = function (d) {
-    d = HLP.toByteArray(d.substring(0, 8))
-    return HLP.unpack(d)
-  }
-
-  HLP.unpack = function (arr) {
-    var val = 0, i = 0, len = arr.length
-    for (; i < len; i++) {
-      val = (val * 256) + arr[i]
-    }
-    return val
-  }
-
-  HLP.packData = function (d) {
-    return HLP.packINT(d.length) + d
-  }
-
-  HLP.bits2bigInt = function (bits) {
-    bits = HLP.toByteArray(bits)
-    return BigInt.ba2bigInt(bits)
-  }
-
-  HLP.packMPI = function (mpi) {
-    return HLP.packData(BigInt.bigInt2bits(BigInt.trim(mpi, 0)))
-  }
-
-  HLP.packSHORT = function (short) {
-    return HLP.packBytes(short, DTS.SHORT)
-  }
-
-  HLP.unpackSHORT = function (short) {
-    short = HLP.toByteArray(short)
-    return HLP.unpack(short)
-  }
-
-  HLP.packTLV = function (type, value) {
-    return HLP.packSHORT(type) + HLP.packSHORT(value.length) + value
-  }
-
-  HLP.readLen = function (msg) {
-    msg = HLP.toByteArray(msg.substring(0, 4))
-    return HLP.unpack(msg)
-  }
-
-  HLP.readData = function (data) {
-    var n = HLP.unpack(data.splice(0, 4))
-    return [n, data]
-  }
-
-  HLP.readMPI = function (data) {
-    data = HLP.toByteArray(data)
-    data = HLP.readData(data)
-    return BigInt.ba2bigInt(data[1])
-  }
-
-  HLP.packMPIs = function (arr) {
-    return arr.reduce(function (prv, cur) {
-      return prv + HLP.packMPI(cur)
-    }, '')
-  }
-
-  HLP.unpackMPIs = function (num, mpis) {
-    var i = 0, arr = []
-    for (; i < num; i++) arr.push('MPI')
-    return (HLP.splitype(arr, mpis)).map(function (m) {
-      return HLP.readMPI(m)
-    })
-  }
-
-  HLP.wrapMsg = function (msg, fs, v3, our_it, their_it) {
-    msg = CryptoJS.enc.Base64.stringify(CryptoJS.enc.Latin1.parse(msg))
-    msg = WRAPPER_BEGIN + ":" + msg + WRAPPER_END
-
-    var its
-    if (v3) {
-      its = '|'
-      its += (HLP.readLen(our_it)).toString(16)
-      its += '|'
-      its += (HLP.readLen(their_it)).toString(16)
-    }
-
-    if (!fs) return [null, msg]
-
-    var n = Math.ceil(msg.length / fs)
-    if (n > 65535) return ['Too many fragments']
-    if (n == 1) return [null, msg]
-
-    var k, bi, ei, frag, mf, mfs = []
-    for (k = 1; k <= n; k++) {
-      bi = (k - 1) * fs
-      ei = k * fs
-      frag = msg.slice(bi, ei)
-      mf = WRAPPER_BEGIN
-      if (v3) mf += its
-      mf += ',' + k + ','
-      mf += n + ','
-      mf += frag + ','
-      mfs.push(mf)
-    }
-
-    return [null, mfs]
-  }
-
-  HLP.splitype = function splitype(arr, msg) {
-    var data = []
-    arr.forEach(function (a) {
-      var str
-      switch (a) {
-        case 'PUBKEY':
-          str = splitype(['SHORT', 'MPI', 'MPI', 'MPI', 'MPI'], msg).join('')
-          break
-        case 'DATA':  // falls through
-        case 'MPI':
-          str = msg.substring(0, HLP.readLen(msg) + 4)
-          break
-        default:
-          str = msg.substring(0, DTS[a])
-      }
-      data.push(str)
-      msg = msg.substring(str.length)
-    })
-    return data
-  }
-
-  // https://github.com/msgpack/msgpack-javascript/blob/master/msgpack.js
-
-  var _bin2num = (function () {
-    var i = 0, _bin2num = {}
-    for (; i < 0x100; ++i) {
-      _bin2num[String.fromCharCode(i)] = i  // "\00" -> 0x00
-    }
-    for (i = 0x80; i < 0x100; ++i) {  // [Webkit][Gecko]
-      _bin2num[String.fromCharCode(0xf700 + i)] = i  // "\f780" -> 0x80
-    }
-    return _bin2num
-  }())
-
-  HLP.toByteArray = function (data) {
-    var rv = []
-      , ary = data.split("")
-      , i = -1
-      , iz = ary.length
-      , remain = iz % 8
-
-    while (remain--) {
-      ++i
-      rv[i] = _bin2num[ary[i]]
-    }
-    remain = iz >> 3
-    while (remain--) {
-      rv.push(_bin2num[ary[++i]], _bin2num[ary[++i]],
-              _bin2num[ary[++i]], _bin2num[ary[++i]],
-              _bin2num[ary[++i]], _bin2num[ary[++i]],
-              _bin2num[ary[++i]], _bin2num[ary[++i]])
-    }
-    return rv
-  }
-
-}).call(this)
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var CryptoJS, BigInt, Worker, WWPath, HLP
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = DSA
-    CryptoJS = require('../vendor/crypto.js')
-    BigInt = require('../vendor/bigint.js')
-    WWPath = require('path').join(__dirname, '/dsa-webworker.js')
-    HLP = require('./helpers.js')
-  } else {
-    // copy over and expose internals
-    Object.keys(root.DSA).forEach(function (k) {
-      DSA[k] = root.DSA[k]
-    })
-    root.DSA = DSA
-    CryptoJS = root.CryptoJS
-    BigInt = root.BigInt
-    Worker = root.Worker
-    WWPath = 'dsa-webworker.js'
-    HLP = DSA.HLP
-  }
-
-  var ZERO = BigInt.str2bigInt('0', 10)
-    , ONE = BigInt.str2bigInt('1', 10)
-    , TWO = BigInt.str2bigInt('2', 10)
-    , KEY_TYPE = '\x00\x00'
-
-  var DEBUG = false
-  function timer() {
-    var start = (new Date()).getTime()
-    return function (s) {
-      if (!DEBUG || typeof console === 'undefined') return
-      var t = (new Date()).getTime()
-      console.log(s + ': ' + (t - start))
-      start = t
-    }
-  }
-
-  function makeRandom(min, max) {
-    var c = BigInt.randBigInt(BigInt.bitSize(max))
-    if (!HLP.between(c, min, max)) return makeRandom(min, max)
-    return c
-  }
-
-  // altered BigInt.randProbPrime()
-  // n rounds of Miller Rabin (after trial division with small primes)
-  var rpprb = []
-  function isProbPrime(k, n) {
-    var i, B = 30000, l = BigInt.bitSize(k)
-    var primes = BigInt.primes
-
-    if (primes.length === 0)
-      primes = BigInt.findPrimes(B)
-
-    if (rpprb.length != k.length)
-      rpprb = BigInt.dup(k)
-
-    // check ans for divisibility by small primes up to B
-    for (i = 0; (i < primes.length) && (primes[i] <= B); i++)
-      if (BigInt.modInt(k, primes[i]) === 0 && !BigInt.equalsInt(k, primes[i]))
-        return 0
-
-    // do n rounds of Miller Rabin, with random bases less than k
-    for (i = 0; i < n; i++) {
-      BigInt.randBigInt_(rpprb, l, 0)
-      while(!BigInt.greater(k, rpprb))  // pick a random rpprb that's < k
-        BigInt.randBigInt_(rpprb, l, 0)
-      if (!BigInt.millerRabin(k, rpprb))
-        return 0
-    }
-
-    return 1
-  }
-
-  var bit_lengths = {
-      '1024': { N: 160, repeat: 40 }  // 40x should give 2^-80 confidence
-    , '2048': { N: 224, repeat: 56 }
-  }
-
-  var primes = {}
-
-  // follows go lang http://golang.org/src/pkg/crypto/dsa/dsa.go
-  // fips version was removed in 0c99af0df3e7
-  function generatePrimes(bit_length) {
-
-    var t = timer()  // for debugging
-
-    // number of MR tests to perform
-    var repeat = bit_lengths[bit_length].repeat
-
-    var N = bit_lengths[bit_length].N
-
-    var LM1 = BigInt.twoToThe(bit_length - 1)
-    var bl4 = 4 * bit_length
-    var brk = false
-
-    var q, p, rem, counter
-    for (;;) {
-
-      q = BigInt.randBigInt(N, 1)
-      q[0] |= 1
-
-      if (!isProbPrime(q, repeat)) continue
-      t('q')
-
-      for (counter = 0; counter < bl4; counter++) {
-        p = BigInt.randBigInt(bit_length, 1)
-        p[0] |= 1
-
-        rem = BigInt.mod(p, q)
-        rem = BigInt.sub(rem, ONE)
-        p = BigInt.sub(p, rem)
-
-        if (BigInt.greater(LM1, p)) continue
-        if (!isProbPrime(p, repeat)) continue
-
-        t('p')
-        primes[bit_length] = { p: p, q: q }
-        brk = true
-        break
-      }
-
-      if (brk) break
-    }
-
-    var h = BigInt.dup(TWO)
-    var pm1 = BigInt.sub(p, ONE)
-    var e = BigInt.multMod(pm1, BigInt.inverseMod(q, p), p)
-
-    var g
-    for (;;) {
-      g = BigInt.powMod(h, e, p)
-      if (BigInt.equals(g, ONE)) {
-        h = BigInt.add(h, ONE)
-        continue
-      }
-      primes[bit_length].g = g
-      t('g')
-      return
-    }
-
-    throw new Error('Unreachable!')
-  }
-
-  function DSA(obj, opts) {
-    if (!(this instanceof DSA)) return new DSA(obj, opts)
-
-    // options
-    opts = opts || {}
-
-    // inherit
-    if (obj) {
-      var self = this
-      ;['p', 'q', 'g', 'y', 'x'].forEach(function (prop) {
-        self[prop] = obj[prop]
-      })
-      this.type = obj.type || KEY_TYPE
-      return
-    }
-
-    // default to 1024
-    var bit_length = parseInt(opts.bit_length ? opts.bit_length : 1024, 10)
-
-    if (!bit_lengths[bit_length])
-      throw new Error('Unsupported bit length.')
-
-    // set primes
-    if (!primes[bit_length])
-      generatePrimes(bit_length)
-
-    this.p = primes[bit_length].p
-    this.q = primes[bit_length].q
-    this.g = primes[bit_length].g
-
-    // key type
-    this.type = KEY_TYPE
-
-    // private key
-    this.x = makeRandom(ZERO, this.q)
-
-    // public keys (p, q, g, y)
-    this.y = BigInt.powMod(this.g, this.x, this.p)
-
-    // nocache?
-    if (opts.nocache) primes[bit_length] = null
-  }
-
-  DSA.prototype = {
-
-    constructor: DSA,
-
-    packPublic: function () {
-      var str = this.type
-      str += HLP.packMPI(this.p)
-      str += HLP.packMPI(this.q)
-      str += HLP.packMPI(this.g)
-      str += HLP.packMPI(this.y)
-      return str
-    },
-
-    packPrivate: function () {
-      var str = this.packPublic() + HLP.packMPI(this.x)
-      str = CryptoJS.enc.Latin1.parse(str)
-      return str.toString(CryptoJS.enc.Base64)
-    },
-
-    // http://www.imperialviolet.org/2013/06/15/suddendeathentropy.html
-    generateNonce: function (m) {
-      var priv = BigInt.bigInt2bits(BigInt.trim(this.x, 0))
-      var rand = BigInt.bigInt2bits(BigInt.randBigInt(256))
-
-      var sha256 = CryptoJS.algo.SHA256.create()
-      sha256.update(CryptoJS.enc.Latin1.parse(priv))
-      sha256.update(m)
-      sha256.update(CryptoJS.enc.Latin1.parse(rand))
-
-      var hash = sha256.finalize()
-      hash = HLP.bits2bigInt(hash.toString(CryptoJS.enc.Latin1))
-      BigInt.rightShift_(hash, 256 - BigInt.bitSize(this.q))
-
-      return HLP.between(hash, ZERO, this.q) ? hash : this.generateNonce(m)
-    },
-
-    sign: function (m) {
-      m = CryptoJS.enc.Latin1.parse(m)
-      var b = BigInt.str2bigInt(m.toString(CryptoJS.enc.Hex), 16)
-      var k, r = ZERO, s = ZERO
-      while (BigInt.isZero(s) || BigInt.isZero(r)) {
-        k = this.generateNonce(m)
-        r = BigInt.mod(BigInt.powMod(this.g, k, this.p), this.q)
-        if (BigInt.isZero(r)) continue
-        s = BigInt.inverseMod(k, this.q)
-        s = BigInt.mult(s, BigInt.add(b, BigInt.mult(this.x, r)))
-        s = BigInt.mod(s, this.q)
-      }
-      return [r, s]
-    },
-
-    fingerprint: function () {
-      var pk = this.packPublic()
-      if (this.type === KEY_TYPE) pk = pk.substring(2)
-      pk = CryptoJS.enc.Latin1.parse(pk)
-      return CryptoJS.SHA1(pk).toString(CryptoJS.enc.Hex)
-    }
-
-  }
-
-  DSA.parsePublic = function (str, priv) {
-    var fields = ['SHORT', 'MPI', 'MPI', 'MPI', 'MPI']
-    if (priv) fields.push('MPI')
-    str = HLP.splitype(fields, str)
-    var obj = {
-        type: str[0]
-      , p: HLP.readMPI(str[1])
-      , q: HLP.readMPI(str[2])
-      , g: HLP.readMPI(str[3])
-      , y: HLP.readMPI(str[4])
-    }
-    if (priv) obj.x = HLP.readMPI(str[5])
-    return new DSA(obj)
-  }
-
-  function tokenizeStr(str) {
-    var start, end
-
-    start = str.indexOf("(")
-    end = str.lastIndexOf(")")
-
-    if (start < 0 || end < 0)
-      throw new Error("Malformed S-Expression")
-
-    str = str.substring(start + 1, end)
-
-    var splt = str.search(/\s/)
-    var obj = {
-        type: str.substring(0, splt)
-      , val: []
-    }
-
-    str = str.substring(splt + 1, end)
-    start = str.indexOf("(")
-
-    if (start < 0) obj.val.push(str)
-    else {
-
-      var i, len, ss, es
-      while (start > -1) {
-        i = start + 1
-        len = str.length
-        for (ss = 1, es = 0; i < len && es < ss; i++) {
-          if (str[i] === "(") ss++
-          if (str[i] === ")") es++
-        }
-        obj.val.push(tokenizeStr(str.substring(start, ++i)))
-        str = str.substring(++i)
-        start = str.indexOf("(")
-      }
-
-    }
-    return obj
-  }
-
-  function parseLibotr(obj) {
-    if (!obj.type) throw new Error("Parse error.")
-
-    var o, val
-    if (obj.type === "privkeys") {
-      o = []
-      obj.val.forEach(function (i) {
-        o.push(parseLibotr(i))
-      })
-      return o
-    }
-
-    o = {}
-    obj.val.forEach(function (i) {
-
-      val = i.val[0]
-      if (typeof val === "string") {
-
-        if (val.indexOf("#") === 0) {
-          val = val.substring(1, val.lastIndexOf("#"))
-          val = BigInt.str2bigInt(val, 16)
-        }
-
-      } else {
-        val = parseLibotr(i)
-      }
-
-      o[i.type] = val
-    })
-
-    return o
-  }
-
-  DSA.parsePrivate = function (str, libotr) {
-    if (!libotr) {
-      str = CryptoJS.enc.Base64.parse(str)
-      str = str.toString(CryptoJS.enc.Latin1)
-      return DSA.parsePublic(str, true)
-    }
-    // only returning the first key found
-    return parseLibotr(tokenizeStr(str))[0]["private-key"].dsa
-  }
-
-  DSA.verify = function (key, m, r, s) {
-    if (!HLP.between(r, ZERO, key.q) || !HLP.between(s, ZERO, key.q))
-      return false
-
-    var hm = CryptoJS.enc.Latin1.parse(m)  // CryptoJS.SHA1(m)
-    hm = BigInt.str2bigInt(hm.toString(CryptoJS.enc.Hex), 16)
-
-    var w = BigInt.inverseMod(s, key.q)
-    var u1 = BigInt.multMod(hm, w, key.q)
-    var u2 = BigInt.multMod(r, w, key.q)
-
-    u1 = BigInt.powMod(key.g, u1, key.p)
-    u2 = BigInt.powMod(key.y, u2, key.p)
-
-    var v = BigInt.mod(BigInt.multMod(u1, u2, key.p), key.q)
-
-    return BigInt.equals(v, r)
-  }
-
-  DSA.createInWebWorker = function (options, cb) {
-    var opts = {
-        path: WWPath
-      , seed: BigInt.getSeed
-    }
-    if (options && typeof options === 'object')
-      Object.keys(options).forEach(function (k) {
-        opts[k] = options[k]
-      })
-
-    // load optional dep. in node
-    if (typeof module !== 'undefined' && module.exports)
-      Worker = require('webworker-threads').Worker
-
-    var worker = new Worker(opts.path)
-    worker.onmessage = function (e) {
-      var data = e.data
-      switch (data.type) {
-        case "debug":
-          if (!DEBUG || typeof console === 'undefined') return
-          console.log(data.val)
-          break;
-        case "data":
-          worker.terminate()
-          cb(DSA.parsePrivate(data.val))
-          break;
-        default:
-          throw new Error("Unrecognized type.")
-      }
-    }
-    worker.postMessage({
-        seed: opts.seed()
-      , imports: opts.imports
-      , debug: DEBUG
-    })
-  }
-
-}).call(this)
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var Parse = {}, CryptoJS, CONST, HLP
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = Parse
-    CryptoJS = require('../vendor/crypto.js')
-    CONST = require('./const.js')
-    HLP = require('./helpers.js')
-  } else {
-    root.OTR.Parse = Parse
-    CryptoJS = root.CryptoJS
-    CONST = root.OTR.CONST
-    HLP = root.OTR.HLP
-  }
-
-  // whitespace tags
-  var tags = {}
-  tags[CONST.WHITESPACE_TAG_V2] = CONST.OTR_VERSION_2
-  tags[CONST.WHITESPACE_TAG_V3] = CONST.OTR_VERSION_3
-
-  Parse.parseMsg = function (otr, msg) {
-
-    var ver = []
-
-    // is this otr?
-    var start = msg.indexOf(CONST.OTR_TAG)
-    if (!~start) {
-
-      // restart fragments
-      this.initFragment(otr)
-
-      // whitespace tags
-      ind = msg.indexOf(CONST.WHITESPACE_TAG)
-
-      if (~ind) {
-
-        msg = msg.split('')
-        msg.splice(ind, 16)
-
-        var tag, len = msg.length
-        for (; ind < len;) {
-          tag = msg.slice(ind, ind + 8).join('')
-          if (Object.hasOwnProperty.call(tags, tag)) {
-            msg.splice(ind, 8)
-            ver.push(tags[tag])
-            continue
-          }
-          ind += 8
-        }
-
-        msg = msg.join('')
-
-      }
-
-      return { msg: msg, ver: ver }
-    }
-
-    var ind = start + CONST.OTR_TAG.length
-    var com = msg[ind]
-
-    // message fragment
-    if (com === ',' || com === '|') {
-      return this.msgFragment(otr, msg.substring(ind + 1), (com === '|'))
-    }
-
-    this.initFragment(otr)
-
-    // query message
-    if (~['?', 'v'].indexOf(com)) {
-
-      // version 1
-      if (msg[ind] === '?') {
-        ver.push(CONST.OTR_VERSION_1)
-        ind += 1
-      }
-
-      // other versions
-      var vers = {
-          '2': CONST.OTR_VERSION_2
-        , '3': CONST.OTR_VERSION_3
-      }
-      var qs = msg.substring(ind + 1)
-      var qi = qs.indexOf('?')
-
-      if (qi >= 1) {
-        qs = qs.substring(0, qi).split('')
-        if (msg[ind] === 'v') {
-          qs.forEach(function (q) {
-            if (Object.hasOwnProperty.call(vers, q)) ver.push(vers[q])
-          })
-        }
-      }
-
-      return { cls: 'query', ver: ver }
-    }
-
-    // otr message
-    if (com === ':') {
-
-      ind += 1
-
-      var info = msg.substring(ind, ind + 4)
-      if (info.length < 4) return { msg: msg }
-      info = CryptoJS.enc.Base64.parse(info).toString(CryptoJS.enc.Latin1)
-
-      var version = info.substring(0, 2)
-      var type = info.substring(2)
-
-      // supporting otr versions 2 and 3
-      if (!otr['ALLOW_V' + HLP.unpackSHORT(version)]) return { msg: msg }
-
-      ind += 4
-
-      var end = msg.substring(ind).indexOf('.')
-      if (!~end) return { msg: msg }
-
-      msg = CryptoJS.enc.Base64.parse(msg.substring(ind, ind + end))
-      msg = CryptoJS.enc.Latin1.stringify(msg)
-
-      // instance tags
-      var instance_tags
-      if (version === CONST.OTR_VERSION_3) {
-        instance_tags = msg.substring(0, 8)
-        msg = msg.substring(8)
-      }
-
-      var cls
-      if (~['\x02', '\x0a', '\x11', '\x12'].indexOf(type)) {
-        cls = 'ake'
-      } else if (type === '\x03') {
-        cls = 'data'
-      }
-
-      return {
-          version: version
-        , type: type
-        , msg: msg
-        , cls: cls
-        , instance_tags: instance_tags
-      }
-    }
-
-    // error message
-    if (msg.substring(ind, ind + 7) === ' Error:') {
-      if (otr.ERROR_START_AKE) {
-        otr.sendQueryMsg()
-      }
-      return { msg: msg.substring(ind + 7), cls: 'error' }
-    }
-
-    return { msg: msg }
-  }
-
-  Parse.initFragment = function (otr) {
-    otr.fragment = { s: '', j: 0, k: 0 }
-  }
-
-  Parse.msgFragment = function (otr, msg, v3) {
-
-    msg = msg.split(',')
-
-    // instance tags
-    if (v3) {
-      var its = msg.shift().split('|')
-      var their_it = HLP.packINT(parseInt(its[0], 16))
-      var our_it = HLP.packINT(parseInt(its[1], 16))
-      if (otr.checkInstanceTags(their_it + our_it)) return  // ignore
-    }
-
-    if (msg.length < 4 ||
-      isNaN(parseInt(msg[0], 10)) ||
-      isNaN(parseInt(msg[1], 10))
-    ) return
-
-    var k = parseInt(msg[0], 10)
-    var n = parseInt(msg[1], 10)
-    msg = msg[2]
-
-    if (n < k || n === 0 || k === 0) {
-      this.initFragment(otr)
-      return
-    }
-
-    if (k === 1) {
-      this.initFragment(otr)
-      otr.fragment = { k: 1, n: n, s: msg }
-    } else if (n === otr.fragment.n && k === (otr.fragment.k + 1)) {
-      otr.fragment.s += msg
-      otr.fragment.k += 1
-    } else {
-      this.initFragment(otr)
-    }
-
-    if (n === k) {
-      msg = otr.fragment.s
-      this.initFragment(otr)
-      return this.parseMsg(otr, msg)
-    }
-
-    return
-  }
-
-}).call(this)
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var CryptoJS, BigInt, CONST, HLP, DSA
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = AKE
-    CryptoJS = require('../vendor/crypto.js')
-    BigInt = require('../vendor/bigint.js')
-    CONST = require('./const.js')
-    HLP = require('./helpers.js')
-    DSA = require('./dsa.js')
-  } else {
-    root.OTR.AKE = AKE
-    CryptoJS = root.CryptoJS
-    BigInt = root.BigInt
-    CONST = root.OTR.CONST
-    HLP = root.OTR.HLP
-    DSA = root.DSA
-  }
-
-  // diffie-hellman modulus
-  // see group 5, RFC 3526
-  var N = BigInt.str2bigInt(CONST.N, 16)
-  var N_MINUS_2 = BigInt.sub(N, BigInt.str2bigInt('2', 10))
-
-  function hMac(gx, gy, pk, kid, m) {
-    var pass = CryptoJS.enc.Latin1.parse(m)
-    var hmac = CryptoJS.algo.HMAC.create(CryptoJS.algo.SHA256, pass)
-    hmac.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(gx)))
-    hmac.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(gy)))
-    hmac.update(CryptoJS.enc.Latin1.parse(pk))
-    hmac.update(CryptoJS.enc.Latin1.parse(kid))
-    return (hmac.finalize()).toString(CryptoJS.enc.Latin1)
-  }
-
-  // AKE constructor
-  function AKE(otr) {
-    if (!(this instanceof AKE)) return new AKE(otr)
-
-    // otr instance
-    this.otr = otr
-
-    // our keys
-    this.our_dh = otr.our_old_dh
-    this.our_keyid = otr.our_keyid - 1
-
-    // their keys
-    this.their_y = null
-    this.their_keyid = null
-    this.their_priv_pk = null
-
-    // state
-    this.ssid = null
-    this.transmittedRS = false
-    this.r = null
-
-    // bind methods
-    var self = this
-    ;['sendMsg'].forEach(function (meth) {
-      self[meth] = self[meth].bind(self)
-    })
-  }
-
-  AKE.prototype = {
-
-    constructor: AKE,
-
-    createKeys: function(g) {
-      var s = BigInt.powMod(g, this.our_dh.privateKey, N)
-      var secbytes = HLP.packMPI(s)
-      this.ssid = HLP.mask(HLP.h2('\x00', secbytes), 0, 64)  // first 64-bits
-      var tmp = HLP.h2('\x01', secbytes)
-      this.c = HLP.mask(tmp, 0, 128)  // first 128-bits
-      this.c_prime = HLP.mask(tmp, 128, 128)  // second 128-bits
-      this.m1 = HLP.h2('\x02', secbytes)
-      this.m2 = HLP.h2('\x03', secbytes)
-      this.m1_prime = HLP.h2('\x04', secbytes)
-      this.m2_prime = HLP.h2('\x05', secbytes)
-    },
-
-    verifySignMac: function (mac, aesctr, m2, c, their_y, our_dh_pk, m1, ctr) {
-      // verify mac
-      var vmac = HLP.makeMac(aesctr, m2)
-      if (!HLP.compare(mac, vmac))
-        return ['MACs do not match.']
-
-      // decrypt x
-      var x = HLP.decryptAes(aesctr.substring(4), c, ctr)
-      x = HLP.splitype(['PUBKEY', 'INT', 'SIG'], x.toString(CryptoJS.enc.Latin1))
-
-      var m = hMac(their_y, our_dh_pk, x[0], x[1], m1)
-      var pub = DSA.parsePublic(x[0])
-
-      var r = HLP.bits2bigInt(x[2].substring(0, 20))
-      var s = HLP.bits2bigInt(x[2].substring(20))
-
-      // verify sign m
-      if (!DSA.verify(pub, m, r, s)) return ['Cannot verify signature of m.']
-
-      return [null, HLP.readLen(x[1]), pub]
-    },
-
-    makeM: function (their_y, m1, c, m2) {
-      var pk = this.otr.priv.packPublic()
-      var kid = HLP.packINT(this.our_keyid)
-      var m = hMac(this.our_dh.publicKey, their_y, pk, kid, m1)
-      m = this.otr.priv.sign(m)
-      var msg = pk + kid
-      msg += BigInt.bigInt2bits(m[0], 20)  // pad to 20 bytes
-      msg += BigInt.bigInt2bits(m[1], 20)
-      msg = CryptoJS.enc.Latin1.parse(msg)
-      var aesctr = HLP.packData(HLP.encryptAes(msg, c, HLP.packCtr(0)))
-      var mac = HLP.makeMac(aesctr, m2)
-      return aesctr + mac
-    },
-
-    akeSuccess: function (version) {
-      HLP.debug.call(this.otr, 'success')
-
-      if (BigInt.equals(this.their_y, this.our_dh.publicKey))
-        return this.otr.error('equal keys - we have a problem.')
-
-      this.otr.our_old_dh = this.our_dh
-      this.otr.their_priv_pk = this.their_priv_pk
-
-      if (!(
-        (this.their_keyid === this.otr.their_keyid &&
-         BigInt.equals(this.their_y, this.otr.their_y)) ||
-        (this.their_keyid === (this.otr.their_keyid - 1) &&
-         BigInt.equals(this.their_y, this.otr.their_old_y))
-      )) {
-
-        this.otr.their_y = this.their_y
-        this.otr.their_old_y = null
-        this.otr.their_keyid = this.their_keyid
-
-        // rotate keys
-        this.otr.sessKeys[0] = [ new this.otr.DHSession(
-            this.otr.our_dh
-          , this.otr.their_y
-        ), null ]
-        this.otr.sessKeys[1] = [ new this.otr.DHSession(
-            this.otr.our_old_dh
-          , this.otr.their_y
-        ), null ]
-
-      }
-
-      // ake info
-      this.otr.ssid = this.ssid
-      this.otr.transmittedRS = this.transmittedRS
-      this.otr_version = version
-
-      // go encrypted
-      this.otr.authstate = CONST.AUTHSTATE_NONE
-      this.otr.msgstate = CONST.MSGSTATE_ENCRYPTED
-
-      // null out values
-      this.r = null
-      this.myhashed = null
-      this.dhcommit = null
-      this.encrypted = null
-      this.hashed = null
-
-      this.otr.trigger('status', [CONST.STATUS_AKE_SUCCESS])
-
-      // send stored msgs
-      this.otr.sendStored()
-    },
-
-    handleAKE: function (msg) {
-      var send, vsm, type
-      var version = msg.version
-
-      switch (msg.type) {
-
-        case '\x02':
-          HLP.debug.call(this.otr, 'd-h key message')
-
-          msg = HLP.splitype(['DATA', 'DATA'], msg.msg)
-
-          if (this.otr.authstate === CONST.AUTHSTATE_AWAITING_DHKEY) {
-            var ourHash = HLP.readMPI(this.myhashed)
-            var theirHash = HLP.readMPI(msg[1])
-            if (BigInt.greater(ourHash, theirHash)) {
-              type = '\x02'
-              send = this.dhcommit
-              break  // ignore
-            } else {
-              // forget
-              this.our_dh = this.otr.dh()
-              this.otr.authstate = CONST.AUTHSTATE_NONE
-              this.r = null
-              this.myhashed = null
-            }
-          } else if (
-            this.otr.authstate === CONST.AUTHSTATE_AWAITING_SIG
-          ) this.our_dh = this.otr.dh()
-
-          this.otr.authstate = CONST.AUTHSTATE_AWAITING_REVEALSIG
-
-          this.encrypted = msg[0].substring(4)
-          this.hashed = msg[1].substring(4)
-
-          type = '\x0a'
-          send = HLP.packMPI(this.our_dh.publicKey)
-          break
-
-        case '\x0a':
-          HLP.debug.call(this.otr, 'reveal signature message')
-
-          msg = HLP.splitype(['MPI'], msg.msg)
-
-          if (this.otr.authstate !== CONST.AUTHSTATE_AWAITING_DHKEY) {
-            if (this.otr.authstate === CONST.AUTHSTATE_AWAITING_SIG) {
-              if (!BigInt.equals(this.their_y, HLP.readMPI(msg[0]))) return
-            } else {
-              return  // ignore
-            }
-          }
-
-          this.otr.authstate = CONST.AUTHSTATE_AWAITING_SIG
-
-          this.their_y = HLP.readMPI(msg[0])
-
-          // verify gy is legal 2 <= gy <= N-2
-          if (!HLP.checkGroup(this.their_y, N_MINUS_2))
-            return this.otr.error('Illegal g^y.')
-
-          this.createKeys(this.their_y)
-
-          type = '\x11'
-          send = HLP.packMPI(this.r)
-          send += this.makeM(this.their_y, this.m1, this.c, this.m2)
-
-          this.m1 = null
-          this.m2 = null
-          this.c = null
-          break
-
-        case '\x11':
-          HLP.debug.call(this.otr, 'signature message')
-
-          if (this.otr.authstate !== CONST.AUTHSTATE_AWAITING_REVEALSIG)
-            return  // ignore
-
-          msg = HLP.splitype(['DATA', 'DATA', 'MAC'], msg.msg)
-
-          this.r = HLP.readMPI(msg[0])
-
-          // decrypt their_y
-          var key = CryptoJS.enc.Hex.parse(BigInt.bigInt2str(this.r, 16))
-          key = CryptoJS.enc.Latin1.stringify(key)
-
-          var gxmpi = HLP.decryptAes(this.encrypted, key, HLP.packCtr(0))
-          gxmpi = gxmpi.toString(CryptoJS.enc.Latin1)
-
-          this.their_y = HLP.readMPI(gxmpi)
-
-          // verify hash
-          var hash = CryptoJS.SHA256(CryptoJS.enc.Latin1.parse(gxmpi))
-
-          if (!HLP.compare(this.hashed, hash.toString(CryptoJS.enc.Latin1)))
-            return this.otr.error('Hashed g^x does not match.')
-
-          // verify gx is legal 2 <= g^x <= N-2
-          if (!HLP.checkGroup(this.their_y, N_MINUS_2))
-            return this.otr.error('Illegal g^x.')
-
-          this.createKeys(this.their_y)
-
-          vsm = this.verifySignMac(
-              msg[2]
-            , msg[1]
-            , this.m2
-            , this.c
-            , this.their_y
-            , this.our_dh.publicKey
-            , this.m1
-            , HLP.packCtr(0)
-          )
-          if (vsm[0]) return this.otr.error(vsm[0])
-
-          // store their key
-          this.their_keyid = vsm[1]
-          this.their_priv_pk = vsm[2]
-
-          send = this.makeM(
-              this.their_y
-            , this.m1_prime
-            , this.c_prime
-            , this.m2_prime
-          )
-
-          this.m1 = null
-          this.m2 = null
-          this.m1_prime = null
-          this.m2_prime = null
-          this.c = null
-          this.c_prime = null
-
-          this.sendMsg(version, '\x12', send)
-          this.akeSuccess(version)
-          return
-
-        case '\x12':
-          HLP.debug.call(this.otr, 'data message')
-
-          if (this.otr.authstate !== CONST.AUTHSTATE_AWAITING_SIG)
-            return  // ignore
-
-          msg = HLP.splitype(['DATA', 'MAC'], msg.msg)
-
-          vsm = this.verifySignMac(
-              msg[1]
-            , msg[0]
-            , this.m2_prime
-            , this.c_prime
-            , this.their_y
-            , this.our_dh.publicKey
-            , this.m1_prime
-            , HLP.packCtr(0)
-          )
-          if (vsm[0]) return this.otr.error(vsm[0])
-
-          // store their key
-          this.their_keyid = vsm[1]
-          this.their_priv_pk = vsm[2]
-
-          this.m1_prime = null
-          this.m2_prime = null
-          this.c_prime = null
-
-          this.transmittedRS = true
-          this.akeSuccess(version)
-          return
-
-        default:
-          return  // ignore
-
-      }
-
-      this.sendMsg(version, type, send)
-    },
-
-    sendMsg: function (version, type, msg) {
-      var send = version + type
-      var v3 = (version === CONST.OTR_VERSION_3)
-
-      // instance tags for v3
-      if (v3) {
-        HLP.debug.call(this.otr, 'instance tags')
-        send += this.otr.our_instance_tag
-        send += this.otr.their_instance_tag
-      }
-
-      send += msg
-
-      // fragment message if necessary
-      send = HLP.wrapMsg(
-          send
-        , this.otr.fragment_size
-        , v3
-        , this.otr.our_instance_tag
-        , this.otr.their_instance_tag
-      )
-      if (send[0]) return this.otr.error(send[0])
-
-      this.otr.io(send[1])
-    },
-
-    initiateAKE: function (version) {
-      HLP.debug.call(this.otr, 'd-h commit message')
-
-      this.otr.trigger('status', [CONST.STATUS_AKE_INIT])
-
-      this.otr.authstate = CONST.AUTHSTATE_AWAITING_DHKEY
-
-      var gxmpi = HLP.packMPI(this.our_dh.publicKey)
-      gxmpi = CryptoJS.enc.Latin1.parse(gxmpi)
-
-      this.r = BigInt.randBigInt(128)
-      var key = CryptoJS.enc.Hex.parse(BigInt.bigInt2str(this.r, 16))
-      key = CryptoJS.enc.Latin1.stringify(key)
-
-      this.myhashed = CryptoJS.SHA256(gxmpi)
-      this.myhashed = HLP.packData(this.myhashed.toString(CryptoJS.enc.Latin1))
-
-      this.dhcommit = HLP.packData(HLP.encryptAes(gxmpi, key, HLP.packCtr(0)))
-      this.dhcommit += this.myhashed
-
-      this.sendMsg(version, '\x02', this.dhcommit)
-    }
-
-  }
-
-}).call(this)
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var CryptoJS, BigInt,  EventEmitter, CONST, HLP
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = SM
-    CryptoJS = require('../vendor/crypto.js')
-    BigInt = require('../vendor/bigint.js')
-    EventEmitter = require('../vendor/eventemitter.js')
-    CONST = require('./const.js')
-    HLP = require('./helpers.js')
-  } else {
-    root.OTR.SM = SM
-    CryptoJS = root.CryptoJS
-    BigInt = root.BigInt
-    EventEmitter = root.EventEmitter
-    CONST = root.OTR.CONST
-    HLP = root.OTR.HLP
-  }
-
-  // diffie-hellman modulus and generator
-  // see group 5, RFC 3526
-  var G = BigInt.str2bigInt(CONST.G, 10)
-  var N = BigInt.str2bigInt(CONST.N, 16)
-  var N_MINUS_2 = BigInt.sub(N, BigInt.str2bigInt('2', 10))
-
-  // to calculate D's for zero-knowledge proofs
-  var Q = BigInt.sub(N, BigInt.str2bigInt('1', 10))
-  BigInt.divInt_(Q, 2)  // meh
-
-  function SM(reqs) {
-    if (!(this instanceof SM)) return new SM(reqs)
-
-    this.version = 1
-
-    this.our_fp = reqs.our_fp
-    this.their_fp = reqs.their_fp
-    this.ssid = reqs.ssid
-
-    this.debug = !!reqs.debug
-
-    // initial state
-    this.init()
-  }
-
-  // inherit from EE
-  HLP.extend(SM, EventEmitter)
-
-  // set the initial values
-  // also used when aborting
-  SM.prototype.init = function () {
-    this.smpstate = CONST.SMPSTATE_EXPECT1
-    this.secret = null
-  }
-
-  SM.prototype.makeSecret = function (our, secret) {
-    var sha256 = CryptoJS.algo.SHA256.create()
-    sha256.update(CryptoJS.enc.Latin1.parse(HLP.packBytes(this.version, 1)))
-    sha256.update(CryptoJS.enc.Hex.parse(our ? this.our_fp : this.their_fp))
-    sha256.update(CryptoJS.enc.Hex.parse(our ? this.their_fp : this.our_fp))
-    sha256.update(CryptoJS.enc.Latin1.parse(this.ssid))
-    sha256.update(CryptoJS.enc.Latin1.parse(secret))
-    var hash = sha256.finalize()
-    this.secret = HLP.bits2bigInt(hash.toString(CryptoJS.enc.Latin1))
-  }
-
-  SM.prototype.makeG2s = function () {
-    this.a2 = HLP.randomExponent()
-    this.a3 = HLP.randomExponent()
-    this.g2a = BigInt.powMod(G, this.a2, N)
-    this.g3a = BigInt.powMod(G, this.a3, N)
-    if ( !HLP.checkGroup(this.g2a, N_MINUS_2) ||
-         !HLP.checkGroup(this.g3a, N_MINUS_2)
-    ) this.makeG2s()
-  }
-
-  SM.prototype.computeGs = function (g2a, g3a) {
-    this.g2 = BigInt.powMod(g2a, this.a2, N)
-    this.g3 = BigInt.powMod(g3a, this.a3, N)
-  }
-
-  SM.prototype.computePQ = function (r) {
-    this.p = BigInt.powMod(this.g3, r, N)
-    this.q = HLP.multPowMod(G, r, this.g2, this.secret, N)
-  }
-
-  SM.prototype.computeR = function () {
-    this.r = BigInt.powMod(this.QoQ, this.a3, N)
-  }
-
-  SM.prototype.computeRab = function (r) {
-    return BigInt.powMod(r, this.a3, N)
-  }
-
-  SM.prototype.computeC = function (v, r) {
-    return HLP.smpHash(v, BigInt.powMod(G, r, N))
-  }
-
-  SM.prototype.computeD = function (r, a, c) {
-    return BigInt.subMod(r, BigInt.multMod(a, c, Q), Q)
-  }
-
-  // the bulk of the work
-  SM.prototype.handleSM = function (msg) {
-    var send, r2, r3, r7, t1, t2, t3, t4, rab, tmp2, cR, d7, ms, trust
-
-    var expectStates = {
-        2: CONST.SMPSTATE_EXPECT1
-      , 3: CONST.SMPSTATE_EXPECT2
-      , 4: CONST.SMPSTATE_EXPECT3
-      , 5: CONST.SMPSTATE_EXPECT4
-      , 7: CONST.SMPSTATE_EXPECT1
-    }
-
-    if (msg.type === 6) {
-      this.init()
-      this.trigger('abort')
-      return
-    }
-
-    // abort! there was an error
-    if (this.smpstate !== expectStates[msg.type])
-      return this.abort()
-
-    switch (this.smpstate) {
-
-      case CONST.SMPSTATE_EXPECT1:
-        HLP.debug.call(this, 'smp tlv 2')
-
-        // user specified question
-        var ind, question
-        if (msg.type === 7) {
-          ind = msg.msg.indexOf('\x00')
-          question = msg.msg.substring(0, ind)
-          msg.msg = msg.msg.substring(ind + 1)
-        }
-
-        // 0:g2a, 1:c2, 2:d2, 3:g3a, 4:c3, 5:d3
-        ms = HLP.readLen(msg.msg.substr(0, 4))
-        if (ms !== 6) return this.abort()
-        msg = HLP.unpackMPIs(6, msg.msg.substring(4))
-
-        if ( !HLP.checkGroup(msg[0], N_MINUS_2) ||
-             !HLP.checkGroup(msg[3], N_MINUS_2)
-        ) return this.abort()
-
-        // verify znp's
-        if (!HLP.ZKP(1, msg[1], HLP.multPowMod(G, msg[2], msg[0], msg[1], N)))
-          return this.abort()
-
-        if (!HLP.ZKP(2, msg[4], HLP.multPowMod(G, msg[5], msg[3], msg[4], N)))
-          return this.abort()
-
-        this.g3ao = msg[3]  // save for later
-
-        this.makeG2s()
-
-        // zero-knowledge proof that the exponents
-        // associated with g2a & g3a are known
-        r2 = HLP.randomExponent()
-        r3 = HLP.randomExponent()
-        this.c2 = this.computeC(3, r2)
-        this.c3 = this.computeC(4, r3)
-        this.d2 = this.computeD(r2, this.a2, this.c2)
-        this.d3 = this.computeD(r3, this.a3, this.c3)
-
-        this.computeGs(msg[0], msg[3])
-
-        this.smpstate = CONST.SMPSTATE_EXPECT0
-
-        if (question) {
-          // assume utf8 question
-          question = CryptoJS.enc.Latin1
-            .parse(question)
-            .toString(CryptoJS.enc.Utf8)
-        }
-
-        // invoke question
-        this.trigger('question', [question])
-        return
-
-      case CONST.SMPSTATE_EXPECT2:
-        HLP.debug.call(this, 'smp tlv 3')
-
-        // 0:g2a, 1:c2, 2:d2, 3:g3a, 4:c3, 5:d3, 6:p, 7:q, 8:cP, 9:d5, 10:d6
-        ms = HLP.readLen(msg.msg.substr(0, 4))
-        if (ms !== 11) return this.abort()
-        msg = HLP.unpackMPIs(11, msg.msg.substring(4))
-
-        if ( !HLP.checkGroup(msg[0], N_MINUS_2) ||
-             !HLP.checkGroup(msg[3], N_MINUS_2) ||
-             !HLP.checkGroup(msg[6], N_MINUS_2) ||
-             !HLP.checkGroup(msg[7], N_MINUS_2)
-        ) return this.abort()
-
-        // verify znp of c3 / c3
-        if (!HLP.ZKP(3, msg[1], HLP.multPowMod(G, msg[2], msg[0], msg[1], N)))
-          return this.abort()
-
-        if (!HLP.ZKP(4, msg[4], HLP.multPowMod(G, msg[5], msg[3], msg[4], N)))
-          return this.abort()
-
-        this.g3ao = msg[3]  // save for later
-
-        this.computeGs(msg[0], msg[3])
-
-        // verify znp of cP
-        t1 = HLP.multPowMod(this.g3, msg[9], msg[6], msg[8], N)
-        t2 = HLP.multPowMod(G, msg[9], this.g2, msg[10], N)
-        t2 = BigInt.multMod(t2, BigInt.powMod(msg[7], msg[8], N), N)
-
-        if (!HLP.ZKP(5, msg[8], t1, t2))
-          return this.abort()
-
-        var r4 = HLP.randomExponent()
-        this.computePQ(r4)
-
-        // zero-knowledge proof that P & Q
-        // were generated according to the protocol
-        var r5 = HLP.randomExponent()
-        var r6 = HLP.randomExponent()
-        var tmp = HLP.multPowMod(G, r5, this.g2, r6, N)
-        var cP = HLP.smpHash(6, BigInt.powMod(this.g3, r5, N), tmp)
-        var d5 = this.computeD(r5, r4, cP)
-        var d6 = this.computeD(r6, this.secret, cP)
-
-        // store these
-        this.QoQ = BigInt.divMod(this.q, msg[7], N)
-        this.PoP = BigInt.divMod(this.p, msg[6], N)
-
-        this.computeR()
-
-        // zero-knowledge proof that R
-        // was generated according to the protocol
-        r7 = HLP.randomExponent()
-        tmp2 = BigInt.powMod(this.QoQ, r7, N)
-        cR = HLP.smpHash(7, BigInt.powMod(G, r7, N), tmp2)
-        d7 = this.computeD(r7, this.a3, cR)
-
-        this.smpstate = CONST.SMPSTATE_EXPECT4
-
-        send = HLP.packINT(8) + HLP.packMPIs([
-            this.p
-          , this.q
-          , cP
-          , d5
-          , d6
-          , this.r
-          , cR
-          , d7
-        ])
-
-        // TLV
-        send = HLP.packTLV(4, send)
-        break
-
-      case CONST.SMPSTATE_EXPECT3:
-        HLP.debug.call(this, 'smp tlv 4')
-
-        // 0:p, 1:q, 2:cP, 3:d5, 4:d6, 5:r, 6:cR, 7:d7
-        ms = HLP.readLen(msg.msg.substr(0, 4))
-        if (ms !== 8) return this.abort()
-        msg = HLP.unpackMPIs(8, msg.msg.substring(4))
-
-        if ( !HLP.checkGroup(msg[0], N_MINUS_2) ||
-             !HLP.checkGroup(msg[1], N_MINUS_2) ||
-             !HLP.checkGroup(msg[5], N_MINUS_2)
-        ) return this.abort()
-
-        // verify znp of cP
-        t1 = HLP.multPowMod(this.g3, msg[3], msg[0], msg[2], N)
-        t2 = HLP.multPowMod(G, msg[3], this.g2, msg[4], N)
-        t2 = BigInt.multMod(t2, BigInt.powMod(msg[1], msg[2], N), N)
-
-        if (!HLP.ZKP(6, msg[2], t1, t2))
-          return this.abort()
-
-        // verify znp of cR
-        t3 = HLP.multPowMod(G, msg[7], this.g3ao, msg[6], N)
-        this.QoQ = BigInt.divMod(msg[1], this.q, N)  // save Q over Q
-        t4 = HLP.multPowMod(this.QoQ, msg[7], msg[5], msg[6], N)
-
-        if (!HLP.ZKP(7, msg[6], t3, t4))
-          return this.abort()
-
-        this.computeR()
-
-        // zero-knowledge proof that R
-        // was generated according to the protocol
-        r7 = HLP.randomExponent()
-        tmp2 = BigInt.powMod(this.QoQ, r7, N)
-        cR = HLP.smpHash(8, BigInt.powMod(G, r7, N), tmp2)
-        d7 = this.computeD(r7, this.a3, cR)
-
-        send = HLP.packINT(3) + HLP.packMPIs([ this.r, cR, d7 ])
-        send = HLP.packTLV(5, send)
-
-        rab = this.computeRab(msg[5])
-        trust = !!BigInt.equals(rab, BigInt.divMod(msg[0], this.p, N))
-
-        this.trigger('trust', [trust, 'answered'])
-        this.init()
-        break
-
-      case CONST.SMPSTATE_EXPECT4:
-        HLP.debug.call(this, 'smp tlv 5')
-
-        // 0:r, 1:cR, 2:d7
-        ms = HLP.readLen(msg.msg.substr(0, 4))
-        if (ms !== 3) return this.abort()
-        msg = HLP.unpackMPIs(3, msg.msg.substring(4))
-
-        if (!HLP.checkGroup(msg[0], N_MINUS_2)) return this.abort()
-
-        // verify znp of cR
-        t3 = HLP.multPowMod(G, msg[2], this.g3ao, msg[1], N)
-        t4 = HLP.multPowMod(this.QoQ, msg[2], msg[0], msg[1], N)
-        if (!HLP.ZKP(8, msg[1], t3, t4))
-          return this.abort()
-
-        rab = this.computeRab(msg[0])
-        trust = !!BigInt.equals(rab, this.PoP)
-
-        this.trigger('trust', [trust, 'asked'])
-        this.init()
-        return
-
-    }
-
-    this.sendMsg(send)
-  }
-
-  // send a message
-  SM.prototype.sendMsg = function (send) {
-    this.trigger('send', [this.ssid, '\x00' + send])
-  }
-
-  SM.prototype.rcvSecret = function (secret, question) {
-    HLP.debug.call(this, 'receive secret')
-
-    var fn, our = false
-    if (this.smpstate === CONST.SMPSTATE_EXPECT0) {
-      fn = this.answer
-    } else {
-      fn = this.initiate
-      our = true
-    }
-
-    this.makeSecret(our, secret)
-    fn.call(this, question)
-  }
-
-  SM.prototype.answer = function () {
-    HLP.debug.call(this, 'smp answer')
-
-    var r4 = HLP.randomExponent()
-    this.computePQ(r4)
-
-    // zero-knowledge proof that P & Q
-    // were generated according to the protocol
-    var r5 = HLP.randomExponent()
-    var r6 = HLP.randomExponent()
-    var tmp = HLP.multPowMod(G, r5, this.g2, r6, N)
-    var cP = HLP.smpHash(5, BigInt.powMod(this.g3, r5, N), tmp)
-    var d5 = this.computeD(r5, r4, cP)
-    var d6 = this.computeD(r6, this.secret, cP)
-
-    this.smpstate = CONST.SMPSTATE_EXPECT3
-
-    var send = HLP.packINT(11) + HLP.packMPIs([
-        this.g2a
-      , this.c2
-      , this.d2
-      , this.g3a
-      , this.c3
-      , this.d3
-      , this.p
-      , this.q
-      , cP
-      , d5
-      , d6
-    ])
-
-    this.sendMsg(HLP.packTLV(3, send))
-  }
-
-  SM.prototype.initiate = function (question) {
-    HLP.debug.call(this, 'smp initiate')
-
-    if (this.smpstate !== CONST.SMPSTATE_EXPECT1)
-      this.abort()  // abort + restart
-
-    this.makeG2s()
-
-    // zero-knowledge proof that the exponents
-    // associated with g2a & g3a are known
-    var r2 = HLP.randomExponent()
-    var r3 = HLP.randomExponent()
-    this.c2 = this.computeC(1, r2)
-    this.c3 = this.computeC(2, r3)
-    this.d2 = this.computeD(r2, this.a2, this.c2)
-    this.d3 = this.computeD(r3, this.a3, this.c3)
-
-    // set the next expected state
-    this.smpstate = CONST.SMPSTATE_EXPECT2
-
-    var send = ''
-    var type = 2
-
-    if (question) {
-      send += question
-      send += '\x00'
-      type = 7
-    }
-
-    send += HLP.packINT(6) + HLP.packMPIs([
-        this.g2a
-      , this.c2
-      , this.d2
-      , this.g3a
-      , this.c3
-      , this.d3
-    ])
-
-    this.sendMsg(HLP.packTLV(type, send))
-  }
-
-  SM.prototype.abort = function () {
-    this.init()
-    this.sendMsg(HLP.packTLV(6, ''))
-    this.trigger('abort')
-  }
-
-}).call(this)
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var CryptoJS, BigInt, EventEmitter, Worker, SMWPath
-    , CONST, HLP, Parse, AKE, SM, DSA
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = OTR
-    CryptoJS = require('../vendor/crypto.js')
-    BigInt = require('../vendor/bigint.js')
-    EventEmitter = require('../vendor/eventemitter.js')
-    SMWPath = require('path').join(__dirname, '/sm-webworker.js')
-    CONST = require('./const.js')
-    HLP = require('./helpers.js')
-    Parse = require('./parse.js')
-    AKE = require('./ake.js')
-    SM = require('./sm.js')
-    DSA = require('./dsa.js')
-    // expose CONST for consistency with docs
-    OTR.CONST = CONST
-  } else {
-    // copy over and expose internals
-    Object.keys(root.OTR).forEach(function (k) {
-      OTR[k] = root.OTR[k]
-    })
-    root.OTR = OTR
-    CryptoJS = root.CryptoJS
-    BigInt = root.BigInt
-    EventEmitter = root.EventEmitter
-    Worker = root.Worker
-    SMWPath = 'sm-webworker.js'
-    CONST = OTR.CONST
-    HLP = OTR.HLP
-    Parse = OTR.Parse
-    AKE = OTR.AKE
-    SM = OTR.SM
-    DSA = root.DSA
-  }
-
-  // diffie-hellman modulus and generator
-  // see group 5, RFC 3526
-  var G = BigInt.str2bigInt(CONST.G, 10)
-  var N = BigInt.str2bigInt(CONST.N, 16)
-
-  // JavaScript integers
-  var MAX_INT = Math.pow(2, 53) - 1  // doubles
-  var MAX_UINT = Math.pow(2, 31) - 1  // bitwise operators
-
-  // an internal callback
-  function OTRCB(cb) {
-    this.cb = cb
-  }
-
-  // OTR contructor
-  function OTR(options) {
-    if (!(this instanceof OTR)) return new OTR(options)
-
-    // options
-    options = options || {}
-
-    // private keys
-    if (options.priv && !(options.priv instanceof DSA))
-      throw new Error('Requires long-lived DSA key.')
-
-    this.priv = options.priv ? options.priv : new DSA()
-
-    this.fragment_size = options.fragment_size || 0
-    if (this.fragment_size < 0)
-      throw new Error('Fragment size must be a positive integer.')
-
-    this.send_interval = options.send_interval || 0
-    if (this.send_interval < 0)
-      throw new Error('Send interval must be a positive integer.')
-
-    this.outgoing = []
-
-    // instance tag
-    this.our_instance_tag = options.instance_tag || OTR.makeInstanceTag()
-
-    // debug
-    this.debug = !!options.debug
-
-    // smp in webworker options
-    // this is still experimental and undocumented
-    this.smw = options.smw
-
-    // init vals
-    this.init()
-
-    // bind methods
-    var self = this
-    ;['sendMsg', 'receiveMsg'].forEach(function (meth) {
-      self[meth] = self[meth].bind(self)
-    })
-
-    EventEmitter.call(this)
-  }
-
-  // inherit from EE
-  HLP.extend(OTR, EventEmitter)
-
-  // add to prototype
-  OTR.prototype.init = function () {
-
-    this.msgstate = CONST.MSGSTATE_PLAINTEXT
-    this.authstate = CONST.AUTHSTATE_NONE
-
-    this.ALLOW_V2 = true
-    this.ALLOW_V3 = true
-
-    this.REQUIRE_ENCRYPTION = false
-    this.SEND_WHITESPACE_TAG = false
-    this.WHITESPACE_START_AKE = false
-    this.ERROR_START_AKE = false
-
-    Parse.initFragment(this)
-
-    // their keys
-    this.their_y = null
-    this.their_old_y = null
-    this.their_keyid = 0
-    this.their_priv_pk = null
-    this.their_instance_tag = '\x00\x00\x00\x00'
-
-    // our keys
-    this.our_dh = this.dh()
-    this.our_old_dh = this.dh()
-    this.our_keyid = 2
-
-    // session keys
-    this.sessKeys = [ new Array(2), new Array(2) ]
-
-    // saved
-    this.storedMgs = []
-    this.oldMacKeys = []
-
-    // smp
-    this.sm = null  // initialized after AKE
-
-    // when ake is complete
-    // save their keys and the session
-    this._akeInit()
-
-    // receive plaintext message since switching to plaintext
-    // used to decide when to stop sending pt tags when SEND_WHITESPACE_TAG
-    this.receivedPlaintext = false
-
-  }
-
-  OTR.prototype._akeInit = function () {
-    this.ake = new AKE(this)
-    this.transmittedRS = false
-    this.ssid = null
-  }
-
-  // smp over webworker
-  OTR.prototype._SMW = function (otr, reqs) {
-    this.otr = otr
-    var opts = {
-        path: SMWPath
-      , seed: BigInt.getSeed
-    }
-    if (typeof otr.smw === 'object')
-      Object.keys(otr.smw).forEach(function (k) {
-        opts[k] = otr.smw[k]
-      })
-
-    // load optional dep. in node
-    if (typeof module !== 'undefined' && module.exports)
-      Worker = require('webworker-threads').Worker
-
-    this.worker = new Worker(opts.path)
-    var self = this
-    this.worker.onmessage = function (e) {
-      var d = e.data
-      if (!d) return
-      self.trigger(d.method, d.args)
-    }
-    this.worker.postMessage({
-        type: 'seed'
-      , seed: opts.seed()
-      , imports: opts.imports
-    })
-    this.worker.postMessage({
-        type: 'init'
-      , reqs: reqs
-    })
-  }
-
-  // inherit from EE
-  HLP.extend(OTR.prototype._SMW, EventEmitter)
-
-  // shim sm methods
-  ;['handleSM', 'rcvSecret', 'abort'].forEach(function (m) {
-    OTR.prototype._SMW.prototype[m] = function () {
-      this.worker.postMessage({
-          type: 'method'
-        , method: m
-        , args: Array.prototype.slice.call(arguments, 0)
-      })
-    }
-  })
-
-  OTR.prototype._smInit = function () {
-    var reqs = {
-        ssid: this.ssid
-      , our_fp: this.priv.fingerprint()
-      , their_fp: this.their_priv_pk.fingerprint()
-      , debug: this.debug
-    }
-    if (this.smw) {
-      if (this.sm) this.sm.worker.terminate()  // destroy prev webworker
-      this.sm = new this._SMW(this, reqs)
-    } else {
-      this.sm = new SM(reqs)
-    }
-    var self = this
-    ;['trust', 'abort', 'question'].forEach(function (e) {
-      self.sm.on(e, function () {
-        self.trigger('smp', [e].concat(Array.prototype.slice.call(arguments)))
-      })
-    })
-    this.sm.on('send', function (ssid, send) {
-      if (self.ssid === ssid) {
-        send = self.prepareMsg(send)
-        self.io(send)
-      }
-    })
-  }
-
-  OTR.prototype.io = function (msg, meta) {
-
-    // buffer
-    msg = ([].concat(msg)).map(function(m){
-       return { msg: m, meta: meta }
-    })
-    this.outgoing = this.outgoing.concat(msg)
-
-    var self = this
-    ;(function send(first) {
-      if (!first) {
-        if (!self.outgoing.length) return
-        var elem = self.outgoing.shift(), cb = null
-        if (elem.meta instanceof OTRCB) {
-          cb = elem.meta.cb
-          elem.meta = null
-        }
-        self.trigger('io', [elem.msg, elem.meta])
-        if (cb) cb()
-      }
-      setTimeout(send, first ? 0 : self.send_interval)
-    }(true))
-
-  }
-
-  OTR.prototype.dh = function dh() {
-    var keys = { privateKey: BigInt.randBigInt(320) }
-    keys.publicKey = BigInt.powMod(G, keys.privateKey, N)
-    return keys
-  }
-
-  // session constructor
-  OTR.prototype.DHSession = function DHSession(our_dh, their_y) {
-    if (!(this instanceof DHSession)) return new DHSession(our_dh, their_y)
-
-    // shared secret
-    var s = BigInt.powMod(their_y, our_dh.privateKey, N)
-    var secbytes = HLP.packMPI(s)
-
-    // session id
-    this.id = HLP.mask(HLP.h2('\x00', secbytes), 0, 64)  // first 64-bits
-
-    // are we the high or low end of the connection?
-    var sq = BigInt.greater(our_dh.publicKey, their_y)
-    var sendbyte = sq ? '\x01' : '\x02'
-    var rcvbyte  = sq ? '\x02' : '\x01'
-
-    // sending and receiving keys
-    this.sendenc = HLP.mask(HLP.h1(sendbyte, secbytes), 0, 128)  // f16 bytes
-    this.sendmac = CryptoJS.SHA1(CryptoJS.enc.Latin1.parse(this.sendenc))
-    this.sendmac = this.sendmac.toString(CryptoJS.enc.Latin1)
-
-    this.rcvenc = HLP.mask(HLP.h1(rcvbyte, secbytes), 0, 128)
-    this.rcvmac = CryptoJS.SHA1(CryptoJS.enc.Latin1.parse(this.rcvenc))
-    this.rcvmac = this.rcvmac.toString(CryptoJS.enc.Latin1)
-    this.rcvmacused = false
-
-    // extra symmetric key
-    this.extra_symkey = HLP.h2('\xff', secbytes)
-
-    // counters
-    this.send_counter = 0
-    this.rcv_counter = 0
-  }
-
-  OTR.prototype.rotateOurKeys = function () {
-
-    // reveal old mac keys
-    var self = this
-    this.sessKeys[1].forEach(function (sk) {
-      if (sk && sk.rcvmacused) self.oldMacKeys.push(sk.rcvmac)
-    })
-
-    // rotate our keys
-    this.our_old_dh = this.our_dh
-    this.our_dh = this.dh()
-    this.our_keyid += 1
-
-    this.sessKeys[1][0] = this.sessKeys[0][0]
-    this.sessKeys[1][1] = this.sessKeys[0][1]
-    this.sessKeys[0] = [
-        this.their_y ?
-            new this.DHSession(this.our_dh, this.their_y) : null
-      , this.their_old_y ?
-            new this.DHSession(this.our_dh, this.their_old_y) : null
-    ]
-
-  }
-
-  OTR.prototype.rotateTheirKeys = function (their_y) {
-
-    // increment their keyid
-    this.their_keyid += 1
-
-    // reveal old mac keys
-    var self = this
-    this.sessKeys.forEach(function (sk) {
-      if (sk[1] && sk[1].rcvmacused) self.oldMacKeys.push(sk[1].rcvmac)
-    })
-
-    // rotate their keys / session
-    this.their_old_y = this.their_y
-    this.sessKeys[0][1] = this.sessKeys[0][0]
-    this.sessKeys[1][1] = this.sessKeys[1][0]
-
-    // new keys / sessions
-    this.their_y = their_y
-    this.sessKeys[0][0] = new this.DHSession(this.our_dh, this.their_y)
-    this.sessKeys[1][0] = new this.DHSession(this.our_old_dh, this.their_y)
-
-  }
-
-  OTR.prototype.prepareMsg = function (msg, esk) {
-    if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED || this.their_keyid === 0)
-      return this.notify('Not ready to encrypt.')
-
-    var sessKeys = this.sessKeys[1][0]
-
-    if (sessKeys.send_counter >= MAX_INT)
-      return this.notify('Should have rekeyed by now.')
-
-    sessKeys.send_counter += 1
-
-    var ctr = HLP.packCtr(sessKeys.send_counter)
-
-    var send = this.ake.otr_version + '\x03'  // version and type
-    var v3 = (this.ake.otr_version === CONST.OTR_VERSION_3)
-
-    if (v3) {
-      send += this.our_instance_tag
-      send += this.their_instance_tag
-    }
-
-    send += '\x00'  // flag
-    send += HLP.packINT(this.our_keyid - 1)
-    send += HLP.packINT(this.their_keyid)
-    send += HLP.packMPI(this.our_dh.publicKey)
-    send += ctr.substring(0, 8)
-
-    if (Math.ceil(msg.length / 8) >= MAX_UINT)  // * 16 / 128
-      return this.notify('Message is too long.')
-
-    var aes = HLP.encryptAes(
-        CryptoJS.enc.Latin1.parse(msg)
-      , sessKeys.sendenc
-      , ctr
-    )
-
-    send += HLP.packData(aes)
-    send += HLP.make1Mac(send, sessKeys.sendmac)
-    send += HLP.packData(this.oldMacKeys.splice(0).join(''))
-
-    send = HLP.wrapMsg(
-        send
-      , this.fragment_size
-      , v3
-      , this.our_instance_tag
-      , this.their_instance_tag
-    )
-    if (send[0]) return this.notify(send[0])
-
-    // emit extra symmetric key
-    if (esk) this.trigger('file', ['send', sessKeys.extra_symkey, esk])
-
-    return send[1]
-  }
-
-  OTR.prototype.handleDataMsg = function (msg) {
-    var vt = msg.version + msg.type
-
-    if (this.ake.otr_version === CONST.OTR_VERSION_3)
-      vt += msg.instance_tags
-
-    var types = ['BYTE', 'INT', 'INT', 'MPI', 'CTR', 'DATA', 'MAC', 'DATA']
-    msg = HLP.splitype(types, msg.msg)
-
-    // ignore flag
-    var ign = (msg[0] === '\x01')
-
-    if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED || msg.length !== 8) {
-      if (!ign) this.error('Received an unreadable encrypted message.')
-      return
-    }
-
-    var our_keyid = this.our_keyid - HLP.readLen(msg[2])
-    var their_keyid = this.their_keyid - HLP.readLen(msg[1])
-
-    if (our_keyid < 0 || our_keyid > 1) {
-      if (!ign) this.error('Not of our latest keys.')
-      return
-    }
-
-    if (their_keyid < 0 || their_keyid > 1) {
-      if (!ign) this.error('Not of your latest keys.')
-      return
-    }
-
-    var their_y = their_keyid ? this.their_old_y : this.their_y
-
-    if (their_keyid === 1 && !their_y) {
-      if (!ign) this.error('Do not have that key.')
-      return
-    }
-
-    var sessKeys = this.sessKeys[our_keyid][their_keyid]
-
-    var ctr = HLP.unpackCtr(msg[4])
-    if (ctr <= sessKeys.rcv_counter) {
-      if (!ign) this.error('Counter in message is not larger.')
-      return
-    }
-    sessKeys.rcv_counter = ctr
-
-    // verify mac
-    vt += msg.slice(0, 6).join('')
-    var vmac = HLP.make1Mac(vt, sessKeys.rcvmac)
-
-    if (!HLP.compare(msg[6], vmac)) {
-      if (!ign) this.error('MACs do not match.')
-      return
-    }
-    sessKeys.rcvmacused = true
-
-    var out = HLP.decryptAes(
-        msg[5].substring(4)
-      , sessKeys.rcvenc
-      , HLP.padCtr(msg[4])
-    )
-    out = out.toString(CryptoJS.enc.Latin1)
-
-    if (!our_keyid) this.rotateOurKeys()
-    if (!their_keyid) this.rotateTheirKeys(HLP.readMPI(msg[3]))
-
-    // parse TLVs
-    var ind = out.indexOf('\x00')
-    if (~ind) {
-      this.handleTLVs(out.substring(ind + 1), sessKeys)
-      out = out.substring(0, ind)
-    }
-
-    out = CryptoJS.enc.Latin1.parse(out)
-    return out.toString(CryptoJS.enc.Utf8)
-  }
-
-  OTR.prototype.handleTLVs = function (tlvs, sessKeys) {
-    var type, len, msg
-    for (; tlvs.length; ) {
-      type = HLP.unpackSHORT(tlvs.substr(0, 2))
-      len = HLP.unpackSHORT(tlvs.substr(2, 2))
-
-      msg = tlvs.substr(4, len)
-
-      // TODO: handle pathological cases better
-      if (msg.length < len) break
-
-      switch (type) {
-        case 1:
-          // Disconnected
-          this.msgstate = CONST.MSGSTATE_FINISHED
-          this.trigger('status', [CONST.STATUS_END_OTR])
-          break
-        case 2: case 3: case 4:
-        case 5: case 6: case 7:
-          // SMP
-          if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED) {
-            if (this.sm) this.sm.abort()
-            return
-          }
-          if (!this.sm) this._smInit()
-          this.sm.handleSM({ msg: msg, type: type })
-          break
-        case 8:
-          // utf8 filenames
-          msg = msg.substring(4) // remove 4-byte indication
-          msg = CryptoJS.enc.Latin1.parse(msg)
-          msg = msg.toString(CryptoJS.enc.Utf8)
-
-          // Extra Symkey
-          this.trigger('file', ['receive', sessKeys.extra_symkey, msg])
-          break
-      }
-
-      tlvs = tlvs.substring(4 + len)
-    }
-  }
-
-  OTR.prototype.smpSecret = function (secret, question) {
-    if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED)
-      return this.notify('Must be encrypted for SMP.')
-
-    if (typeof secret !== 'string' || secret.length < 1)
-      return this.notify('Secret is required.')
-
-    if (!this.sm) this._smInit()
-
-    // utf8 inputs
-    secret = CryptoJS.enc.Utf8.parse(secret).toString(CryptoJS.enc.Latin1)
-    if (question)
-      question = CryptoJS.enc.Utf8.parse(question).toString(CryptoJS.enc.Latin1)
-
-    this.sm.rcvSecret(secret, question)
-  }
-
-  OTR.prototype.sendQueryMsg = function () {
-    var versions = {}
-      , msg = CONST.OTR_TAG
-
-    if (this.ALLOW_V2) versions['2'] = true
-    if (this.ALLOW_V3) versions['3'] = true
-
-    // but we don't allow v1
-    // if (versions['1']) msg += '?'
-
-    var vs = Object.keys(versions)
-    if (vs.length) {
-      msg += 'v'
-      vs.forEach(function (v) {
-        if (v !== '1') msg += v
-      })
-      msg += '?'
-    }
-
-    this.io(msg)
-    this.trigger('status', [CONST.STATUS_SEND_QUERY])
-  }
-
-  OTR.prototype.sendMsg = function (msg, meta) {
-    if ( this.REQUIRE_ENCRYPTION ||
-         this.msgstate !== CONST.MSGSTATE_PLAINTEXT
-    ) {
-      msg = CryptoJS.enc.Utf8.parse(msg)
-      msg = msg.toString(CryptoJS.enc.Latin1)
-    }
-
-    switch (this.msgstate) {
-      case CONST.MSGSTATE_PLAINTEXT:
-        if (this.REQUIRE_ENCRYPTION) {
-          this.storedMgs.push({msg: msg, meta: meta})
-          this.sendQueryMsg()
-          return
-        }
-        if (this.SEND_WHITESPACE_TAG && !this.receivedPlaintext) {
-          msg += CONST.WHITESPACE_TAG  // 16 byte tag
-          if (this.ALLOW_V3) msg += CONST.WHITESPACE_TAG_V3
-          if (this.ALLOW_V2) msg += CONST.WHITESPACE_TAG_V2
-        }
-        break
-      case CONST.MSGSTATE_FINISHED:
-        this.storedMgs.push({msg: msg, meta: meta})
-        this.notify('Message cannot be sent at this time.', 'warn')
-        return
-      case CONST.MSGSTATE_ENCRYPTED:
-        msg = this.prepareMsg(msg)
-        break
-      default:
-        throw new Error('Unknown message state.')
-    }
-
-    if (msg) this.io(msg, meta)
-  }
-
-  OTR.prototype.receiveMsg = function (msg, meta) {
-
-    // parse type
-    msg = Parse.parseMsg(this, msg)
-
-    if (!msg) return
-
-    switch (msg.cls) {
-      case 'error':
-        this.notify(msg.msg)
-        return
-      case 'ake':
-        if ( msg.version === CONST.OTR_VERSION_3 &&
-          this.checkInstanceTags(msg.instance_tags)
-        ) {
-          this.notify(
-            'Received a message intended for a different session.', 'warn')
-          return  // ignore
-        }
-        this.ake.handleAKE(msg)
-        return
-      case 'data':
-        if ( msg.version === CONST.OTR_VERSION_3 &&
-          this.checkInstanceTags(msg.instance_tags)
-        ) {
-          this.notify(
-            'Received a message intended for a different session.', 'warn')
-          return  // ignore
-        }
-        msg.msg = this.handleDataMsg(msg)
-        msg.encrypted = true
-        break
-      case 'query':
-        if (this.msgstate === CONST.MSGSTATE_ENCRYPTED) this._akeInit()
-        this.doAKE(msg)
-        break
-      default:
-        // check for encrypted
-        if ( this.REQUIRE_ENCRYPTION ||
-             this.msgstate !== CONST.MSGSTATE_PLAINTEXT
-        ) this.notify('Received an unencrypted message.', 'warn')
-
-        // received a plaintext message
-        // stop sending the whitespace tag
-        this.receivedPlaintext = true
-
-        // received a whitespace tag
-        if (this.WHITESPACE_START_AKE && msg.ver.length > 0)
-          this.doAKE(msg)
-    }
-
-    if (msg.msg) this.trigger('ui', [msg.msg, !!msg.encrypted, meta])
-  }
-
-  OTR.prototype.checkInstanceTags = function (it) {
-    var their_it = HLP.readLen(it.substr(0, 4))
-    var our_it = HLP.readLen(it.substr(4, 4))
-
-    if (our_it && our_it !== HLP.readLen(this.our_instance_tag))
-      return true
-
-    if (HLP.readLen(this.their_instance_tag)) {
-      if (HLP.readLen(this.their_instance_tag) !== their_it) return true
-    } else {
-      if (their_it < 100) return true
-      this.their_instance_tag = HLP.packINT(their_it)
-    }
-  }
-
-  OTR.prototype.doAKE = function (msg) {
-    if (this.ALLOW_V3 && ~msg.ver.indexOf(CONST.OTR_VERSION_3)) {
-      this.ake.initiateAKE(CONST.OTR_VERSION_3)
-    } else if (this.ALLOW_V2 && ~msg.ver.indexOf(CONST.OTR_VERSION_2)) {
-      this.ake.initiateAKE(CONST.OTR_VERSION_2)
-    } else {
-      this.notify('OTR conversation requested, ' +
-        'but no compatible protocol version found.', 'warn')
-    }
-  }
-
-  OTR.prototype.error = function (err) {
-    if (!this.debug) err = 'An OTR error has occurred.'
-    this.io('?OTR Error:' + err)
-    this.notify(err)
-  }
-
-  OTR.prototype.notify = function (err, severity) {
-    this.trigger('error', [err, severity || 'error'])
-  }
-
-  OTR.prototype.sendStored = function () {
-    var self = this
-    ;(this.storedMgs.splice(0)).forEach(function (elem) {
-      var msg = self.prepareMsg(elem.msg)
-      self.io(msg, elem.meta)
-    })
-  }
-
-  OTR.prototype.sendFile = function (filename) {
-    if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED)
-      return this.notify('Not ready to encrypt.')
-
-    if (this.ake.otr_version !== CONST.OTR_VERSION_3)
-      return this.notify('Protocol v3 required.')
-
-    if (!filename) return this.notify('Please specify a filename.')
-
-    // utf8 filenames
-    var l1name = CryptoJS.enc.Utf8.parse(filename)
-    l1name = l1name.toString(CryptoJS.enc.Latin1)
-
-    if (l1name.length >= 65532) return this.notify('Filename is too long.')
-
-    var msg = '\x00'  // null byte
-    msg += '\x00\x08'  // type 8 tlv
-    msg += HLP.packSHORT(4 + l1name.length)  // length of value
-    msg += '\x00\x00\x00\x01'  // four bytes indicating file
-    msg += l1name
-
-    msg = this.prepareMsg(msg, filename)
-    this.io(msg)
-  }
-
-  OTR.prototype.endOtr = function (cb) {
-    if (this.msgstate === CONST.MSGSTATE_ENCRYPTED) {
-      if (typeof cb === 'function')
-        cb = new OTRCB(cb)
-      this.sendMsg('\x00\x00\x01\x00\x00', cb)
-      if (this.sm) {
-        if (this.smw) this.sm.worker.terminate()  // destroy webworker
-        this.sm = null
-      }
-    }
-    this.msgstate = CONST.MSGSTATE_PLAINTEXT
-    this.receivedPlaintext = false
-    this.trigger('status', [CONST.STATUS_END_OTR])
-  }
-
-  // attach methods
-
-  OTR.makeInstanceTag = function () {
-    var num = BigInt.randBigInt(32)
-    if (BigInt.greater(BigInt.str2bigInt('100', 16), num))
-      return OTR.makeInstanceTag()
-    return HLP.packINT(parseInt(BigInt.bigInt2str(num, 10), 10))
-  }
-
-}).call(this)
-
-
-  return {
-      OTR: this.OTR
-    , DSA: this.DSA
-  }
-
-}))
-
-/*!
- * Source: lib/i18next/release/i18next-latest.min.js, license: MIT, url: http://i18next.com/
- */
-// i18next, v1.7.4
-// Copyright (c)2014 Jan Mühlemann (jamuhl).
-// Distributed under MIT license
-// http://i18next.com
-!function(){function a(a,b){if(!b||"function"==typeof b)return a;for(var c in b)a[c]=b[c];return a}function b(a,c){for(var d in c)d in a?b(a[d],c[d]):a[d]=c[d];return a}function c(a,b,c){var d,e=0,f=a.length,g=void 0===f||"[object Array]"!==Object.prototype.toString.apply(a)||"function"==typeof a;if(c)if(g){for(d in a)if(b.apply(a[d],c)===!1)break}else for(;f>e&&b.apply(a[e++],c)!==!1;);else if(g){for(d in a)if(b.call(a[d],d,a[d])===!1)break}else for(;f>e&&b.call(a[e],e,a[e++])!==!1;);re [...]
-return c(d[R.getCountyIndexOfLng(a)],b)}},T={},U=function(a,b){T[a]=b},V=function(){function a(a){return Object.prototype.toString.call(a).slice(8,-1).toLowerCase()}function b(a,b){for(var c=[];b>0;c[--b]=a);return c.join("")}var c=function(){return c.cache.hasOwnProperty(arguments[0])||(c.cache[arguments[0]]=c.parse(arguments[0])),c.format.call(null,c.cache[arguments[0]],arguments)};return c.format=function(c,d){var e,f,g,h,i,j,k,l=1,m=c.length,n="",o=[];for(f=0;m>f;f++)if(n=a(c[f]),"st [...]
-
-/*!
- * Source: lib/magnific-popup/dist/jquery.magnific-popup.min.js, license: MIT, url: http://dimsemenov.com/plugins/magnific-popup/
- */
-/*! Magnific Popup - v1.0.0 - 2015-01-03
-* http://dimsemenov.com/plugins/magnific-popup/
-* Copyright (c) 2015 Dmitry Semenov; */
-!function(a){"function"==typeof define&&define.amd?define(["jquery"],a):a("object"==typeof exports?require("jquery"):window.jQuery||window.Zepto)}(function(a){var b,c,d,e,f,g,h="Close",i="BeforeClose",j="AfterClose",k="BeforeAppend",l="MarkupParse",m="Open",n="Change",o="mfp",p="."+o,q="mfp-ready",r="mfp-removing",s="mfp-prevent-close",t=function(){},u=!!window.jQuery,v=a(window),w=function(a,c){b.ev.on(o+a+p,c)},x=function(b,c,d,e){var f=document.createElement("div");return f.className= [...]
-
-/*!
- * Source: lib/translation.js, license: MIT, url: https://webtranslateit.com/en/projects/10365-JSXC
- */
-var I18next = {"de":{"translation":{"Logging_in":"Login läuft…","your_connection_is_unencrypted":"Deine Verbindung ist unverschlüsselt.","your_connection_is_encrypted":"Deine Verbindung ist verschlüsselt.","your_buddy_closed_the_private_connection":"Dein Kontakt hat die private Verbindung getrennt.","start_private":"Privat starten","close_private":"Privat abbrechen","your_buddy_is_verificated":"Dein Kontakt ist verifiziert.","you_have_only_a_subscription_in_one_way":"Der Kontaktstatus is [...]
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/magnific-popup/dist/jquery.magnific-popup.js b/app/assets/javascripts/diaspora_jsxc/lib/magnific-popup/dist/jquery.magnific-popup.js
deleted file mode 100644
index 01f6f38..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/magnific-popup/dist/jquery.magnific-popup.js
+++ /dev/null
@@ -1,2060 +0,0 @@
-/*! Magnific Popup - v1.0.0 - 2015-01-03
-* http://dimsemenov.com/plugins/magnific-popup/
-* Copyright (c) 2015 Dmitry Semenov; */
-;(function (factory) { 
-if (typeof define === 'function' && define.amd) { 
- // AMD. Register as an anonymous module. 
- define(['jquery'], factory); 
- } else if (typeof exports === 'object') { 
- // Node/CommonJS 
- factory(require('jquery')); 
- } else { 
- // Browser globals 
- factory(window.jQuery || window.Zepto); 
- } 
- }(function($) { 
-
-/*>>core*/
-/**
- * 
- * Magnific Popup Core JS file
- * 
- */
-
-
-/**
- * Private static constants
- */
-var CLOSE_EVENT = 'Close',
-	BEFORE_CLOSE_EVENT = 'BeforeClose',
-	AFTER_CLOSE_EVENT = 'AfterClose',
-	BEFORE_APPEND_EVENT = 'BeforeAppend',
-	MARKUP_PARSE_EVENT = 'MarkupParse',
-	OPEN_EVENT = 'Open',
-	CHANGE_EVENT = 'Change',
-	NS = 'mfp',
-	EVENT_NS = '.' + NS,
-	READY_CLASS = 'mfp-ready',
-	REMOVING_CLASS = 'mfp-removing',
-	PREVENT_CLOSE_CLASS = 'mfp-prevent-close';
-
-
-/**
- * Private vars 
- */
-/*jshint -W079 */
-var mfp, // As we have only one instance of MagnificPopup object, we define it locally to not to use 'this'
-	MagnificPopup = function(){},
-	_isJQ = !!(window.jQuery),
-	_prevStatus,
-	_window = $(window),
-	_document,
-	_prevContentType,
-	_wrapClasses,
-	_currPopupType;
-
-
-/**
- * Private functions
- */
-var _mfpOn = function(name, f) {
-		mfp.ev.on(NS + name + EVENT_NS, f);
-	},
-	_getEl = function(className, appendTo, html, raw) {
-		var el = document.createElement('div');
-		el.className = 'mfp-'+className;
-		if(html) {
-			el.innerHTML = html;
-		}
-		if(!raw) {
-			el = $(el);
-			if(appendTo) {
-				el.appendTo(appendTo);
-			}
-		} else if(appendTo) {
-			appendTo.appendChild(el);
-		}
-		return el;
-	},
-	_mfpTrigger = function(e, data) {
-		mfp.ev.triggerHandler(NS + e, data);
-
-		if(mfp.st.callbacks) {
-			// converts "mfpEventName" to "eventName" callback and triggers it if it's present
-			e = e.charAt(0).toLowerCase() + e.slice(1);
-			if(mfp.st.callbacks[e]) {
-				mfp.st.callbacks[e].apply(mfp, $.isArray(data) ? data : [data]);
-			}
-		}
-	},
-	_getCloseBtn = function(type) {
-		if(type !== _currPopupType || !mfp.currTemplate.closeBtn) {
-			mfp.currTemplate.closeBtn = $( mfp.st.closeMarkup.replace('%title%', mfp.st.tClose ) );
-			_currPopupType = type;
-		}
-		return mfp.currTemplate.closeBtn;
-	},
-	// Initialize Magnific Popup only when called at least once
-	_checkInstance = function() {
-		if(!$.magnificPopup.instance) {
-			/*jshint -W020 */
-			mfp = new MagnificPopup();
-			mfp.init();
-			$.magnificPopup.instance = mfp;
-		}
-	},
-	// CSS transition detection, http://stackoverflow.com/questions/7264899/detect-css-transitions-using-javascript-and-without-modernizr
-	supportsTransitions = function() {
-		var s = document.createElement('p').style, // 's' for style. better to create an element if body yet to exist
-			v = ['ms','O','Moz','Webkit']; // 'v' for vendor
-
-		if( s['transition'] !== undefined ) {
-			return true; 
-		}
-			
-		while( v.length ) {
-			if( v.pop() + 'Transition' in s ) {
-				return true;
-			}
-		}
-				
-		return false;
-	};
-
-
-
-/**
- * Public functions
- */
-MagnificPopup.prototype = {
-
-	constructor: MagnificPopup,
-
-	/**
-	 * Initializes Magnific Popup plugin. 
-	 * This function is triggered only once when $.fn.magnificPopup or $.magnificPopup is executed
-	 */
-	init: function() {
-		var appVersion = navigator.appVersion;
-		mfp.isIE7 = appVersion.indexOf("MSIE 7.") !== -1; 
-		mfp.isIE8 = appVersion.indexOf("MSIE 8.") !== -1;
-		mfp.isLowIE = mfp.isIE7 || mfp.isIE8;
-		mfp.isAndroid = (/android/gi).test(appVersion);
-		mfp.isIOS = (/iphone|ipad|ipod/gi).test(appVersion);
-		mfp.supportsTransition = supportsTransitions();
-
-		// We disable fixed positioned lightbox on devices that don't handle it nicely.
-		// If you know a better way of detecting this - let me know.
-		mfp.probablyMobile = (mfp.isAndroid || mfp.isIOS || /(Opera Mini)|Kindle|webOS|BlackBerry|(Opera Mobi)|(Windows Phone)|IEMobile/i.test(navigator.userAgent) );
-		_document = $(document);
-
-		mfp.popupsCache = {};
-	},
-
-	/**
-	 * Opens popup
-	 * @param  data [description]
-	 */
-	open: function(data) {
-
-		var i;
-
-		if(data.isObj === false) { 
-			// convert jQuery collection to array to avoid conflicts later
-			mfp.items = data.items.toArray();
-
-			mfp.index = 0;
-			var items = data.items,
-				item;
-			for(i = 0; i < items.length; i++) {
-				item = items[i];
-				if(item.parsed) {
-					item = item.el[0];
-				}
-				if(item === data.el[0]) {
-					mfp.index = i;
-					break;
-				}
-			}
-		} else {
-			mfp.items = $.isArray(data.items) ? data.items : [data.items];
-			mfp.index = data.index || 0;
-		}
-
-		// if popup is already opened - we just update the content
-		if(mfp.isOpen) {
-			mfp.updateItemHTML();
-			return;
-		}
-		
-		mfp.types = []; 
-		_wrapClasses = '';
-		if(data.mainEl && data.mainEl.length) {
-			mfp.ev = data.mainEl.eq(0);
-		} else {
-			mfp.ev = _document;
-		}
-
-		if(data.key) {
-			if(!mfp.popupsCache[data.key]) {
-				mfp.popupsCache[data.key] = {};
-			}
-			mfp.currTemplate = mfp.popupsCache[data.key];
-		} else {
-			mfp.currTemplate = {};
-		}
-
-
-
-		mfp.st = $.extend(true, {}, $.magnificPopup.defaults, data ); 
-		mfp.fixedContentPos = mfp.st.fixedContentPos === 'auto' ? !mfp.probablyMobile : mfp.st.fixedContentPos;
-
-		if(mfp.st.modal) {
-			mfp.st.closeOnContentClick = false;
-			mfp.st.closeOnBgClick = false;
-			mfp.st.showCloseBtn = false;
-			mfp.st.enableEscapeKey = false;
-		}
-		
-
-		// Building markup
-		// main containers are created only once
-		if(!mfp.bgOverlay) {
-
-			// Dark overlay
-			mfp.bgOverlay = _getEl('bg').on('click'+EVENT_NS, function() {
-				mfp.close();
-			});
-
-			mfp.wrap = _getEl('wrap').attr('tabindex', -1).on('click'+EVENT_NS, function(e) {
-				if(mfp._checkIfClose(e.target)) {
-					mfp.close();
-				}
-			});
-
-			mfp.container = _getEl('container', mfp.wrap);
-		}
-
-		mfp.contentContainer = _getEl('content');
-		if(mfp.st.preloader) {
-			mfp.preloader = _getEl('preloader', mfp.container, mfp.st.tLoading);
-		}
-
-
-		// Initializing modules
-		var modules = $.magnificPopup.modules;
-		for(i = 0; i < modules.length; i++) {
-			var n = modules[i];
-			n = n.charAt(0).toUpperCase() + n.slice(1);
-			mfp['init'+n].call(mfp);
-		}
-		_mfpTrigger('BeforeOpen');
-
-
-		if(mfp.st.showCloseBtn) {
-			// Close button
-			if(!mfp.st.closeBtnInside) {
-				mfp.wrap.append( _getCloseBtn() );
-			} else {
-				_mfpOn(MARKUP_PARSE_EVENT, function(e, template, values, item) {
-					values.close_replaceWith = _getCloseBtn(item.type);
-				});
-				_wrapClasses += ' mfp-close-btn-in';
-			}
-		}
-
-		if(mfp.st.alignTop) {
-			_wrapClasses += ' mfp-align-top';
-		}
-
-	
-
-		if(mfp.fixedContentPos) {
-			mfp.wrap.css({
-				overflow: mfp.st.overflowY,
-				overflowX: 'hidden',
-				overflowY: mfp.st.overflowY
-			});
-		} else {
-			mfp.wrap.css({ 
-				top: _window.scrollTop(),
-				position: 'absolute'
-			});
-		}
-		if( mfp.st.fixedBgPos === false || (mfp.st.fixedBgPos === 'auto' && !mfp.fixedContentPos) ) {
-			mfp.bgOverlay.css({
-				height: _document.height(),
-				position: 'absolute'
-			});
-		}
-
-		
-
-		if(mfp.st.enableEscapeKey) {
-			// Close on ESC key
-			_document.on('keyup' + EVENT_NS, function(e) {
-				if(e.keyCode === 27) {
-					mfp.close();
-				}
-			});
-		}
-
-		_window.on('resize' + EVENT_NS, function() {
-			mfp.updateSize();
-		});
-
-
-		if(!mfp.st.closeOnContentClick) {
-			_wrapClasses += ' mfp-auto-cursor';
-		}
-		
-		if(_wrapClasses)
-			mfp.wrap.addClass(_wrapClasses);
-
-
-		// this triggers recalculation of layout, so we get it once to not to trigger twice
-		var windowHeight = mfp.wH = _window.height();
-
-		
-		var windowStyles = {};
-
-		if( mfp.fixedContentPos ) {
-            if(mfp._hasScrollBar(windowHeight)){
-                var s = mfp._getScrollbarSize();
-                if(s) {
-                    windowStyles.marginRight = s;
-                }
-            }
-        }
-
-		if(mfp.fixedContentPos) {
-			if(!mfp.isIE7) {
-				windowStyles.overflow = 'hidden';
-			} else {
-				// ie7 double-scroll bug
-				$('body, html').css('overflow', 'hidden');
-			}
-		}
-
-		
-		
-		var classesToadd = mfp.st.mainClass;
-		if(mfp.isIE7) {
-			classesToadd += ' mfp-ie7';
-		}
-		if(classesToadd) {
-			mfp._addClassToMFP( classesToadd );
-		}
-
-		// add content
-		mfp.updateItemHTML();
-
-		_mfpTrigger('BuildControls');
-
-		// remove scrollbar, add margin e.t.c
-		$('html').css(windowStyles);
-		
-		// add everything to DOM
-		mfp.bgOverlay.add(mfp.wrap).prependTo( mfp.st.prependTo || $(document.body) );
-
-		// Save last focused element
-		mfp._lastFocusedEl = document.activeElement;
-		
-		// Wait for next cycle to allow CSS transition
-		setTimeout(function() {
-			
-			if(mfp.content) {
-				mfp._addClassToMFP(READY_CLASS);
-				mfp._setFocus();
-			} else {
-				// if content is not defined (not loaded e.t.c) we add class only for BG
-				mfp.bgOverlay.addClass(READY_CLASS);
-			}
-			
-			// Trap the focus in popup
-			_document.on('focusin' + EVENT_NS, mfp._onFocusIn);
-
-		}, 16);
-
-		mfp.isOpen = true;
-		mfp.updateSize(windowHeight);
-		_mfpTrigger(OPEN_EVENT);
-
-		return data;
-	},
-
-	/**
-	 * Closes the popup
-	 */
-	close: function() {
-		if(!mfp.isOpen) return;
-		_mfpTrigger(BEFORE_CLOSE_EVENT);
-
-		mfp.isOpen = false;
-		// for CSS3 animation
-		if(mfp.st.removalDelay && !mfp.isLowIE && mfp.supportsTransition )  {
-			mfp._addClassToMFP(REMOVING_CLASS);
-			setTimeout(function() {
-				mfp._close();
-			}, mfp.st.removalDelay);
-		} else {
-			mfp._close();
-		}
-	},
-
-	/**
-	 * Helper for close() function
-	 */
-	_close: function() {
-		_mfpTrigger(CLOSE_EVENT);
-
-		var classesToRemove = REMOVING_CLASS + ' ' + READY_CLASS + ' ';
-
-		mfp.bgOverlay.detach();
-		mfp.wrap.detach();
-		mfp.container.empty();
-
-		if(mfp.st.mainClass) {
-			classesToRemove += mfp.st.mainClass + ' ';
-		}
-
-		mfp._removeClassFromMFP(classesToRemove);
-
-		if(mfp.fixedContentPos) {
-			var windowStyles = {marginRight: ''};
-			if(mfp.isIE7) {
-				$('body, html').css('overflow', '');
-			} else {
-				windowStyles.overflow = '';
-			}
-			$('html').css(windowStyles);
-		}
-		
-		_document.off('keyup' + EVENT_NS + ' focusin' + EVENT_NS);
-		mfp.ev.off(EVENT_NS);
-
-		// clean up DOM elements that aren't removed
-		mfp.wrap.attr('class', 'mfp-wrap').removeAttr('style');
-		mfp.bgOverlay.attr('class', 'mfp-bg');
-		mfp.container.attr('class', 'mfp-container');
-
-		// remove close button from target element
-		if(mfp.st.showCloseBtn &&
-		(!mfp.st.closeBtnInside || mfp.currTemplate[mfp.currItem.type] === true)) {
-			if(mfp.currTemplate.closeBtn)
-				mfp.currTemplate.closeBtn.detach();
-		}
-
-
-		if(mfp._lastFocusedEl) {
-			$(mfp._lastFocusedEl).focus(); // put tab focus back
-		}
-		mfp.currItem = null;	
-		mfp.content = null;
-		mfp.currTemplate = null;
-		mfp.prevHeight = 0;
-
-		_mfpTrigger(AFTER_CLOSE_EVENT);
-	},
-	
-	updateSize: function(winHeight) {
-
-		if(mfp.isIOS) {
-			// fixes iOS nav bars https://github.com/dimsemenov/Magnific-Popup/issues/2
-			var zoomLevel = document.documentElement.clientWidth / window.innerWidth;
-			var height = window.innerHeight * zoomLevel;
-			mfp.wrap.css('height', height);
-			mfp.wH = height;
-		} else {
-			mfp.wH = winHeight || _window.height();
-		}
-		// Fixes #84: popup incorrectly positioned with position:relative on body
-		if(!mfp.fixedContentPos) {
-			mfp.wrap.css('height', mfp.wH);
-		}
-
-		_mfpTrigger('Resize');
-
-	},
-
-	/**
-	 * Set content of popup based on current index
-	 */
-	updateItemHTML: function() {
-		var item = mfp.items[mfp.index];
-
-		// Detach and perform modifications
-		mfp.contentContainer.detach();
-
-		if(mfp.content)
-			mfp.content.detach();
-
-		if(!item.parsed) {
-			item = mfp.parseEl( mfp.index );
-		}
-
-		var type = item.type;	
-
-		_mfpTrigger('BeforeChange', [mfp.currItem ? mfp.currItem.type : '', type]);
-		// BeforeChange event works like so:
-		// _mfpOn('BeforeChange', function(e, prevType, newType) { });
-		
-		mfp.currItem = item;
-
-		
-
-		
-
-		if(!mfp.currTemplate[type]) {
-			var markup = mfp.st[type] ? mfp.st[type].markup : false;
-
-			// allows to modify markup
-			_mfpTrigger('FirstMarkupParse', markup);
-
-			if(markup) {
-				mfp.currTemplate[type] = $(markup);
-			} else {
-				// if there is no markup found we just define that template is parsed
-				mfp.currTemplate[type] = true;
-			}
-		}
-
-		if(_prevContentType && _prevContentType !== item.type) {
-			mfp.container.removeClass('mfp-'+_prevContentType+'-holder');
-		}
-		
-		var newContent = mfp['get' + type.charAt(0).toUpperCase() + type.slice(1)](item, mfp.currTemplate[type]);
-		mfp.appendContent(newContent, type);
-
-		item.preloaded = true;
-
-		_mfpTrigger(CHANGE_EVENT, item);
-		_prevContentType = item.type;
-		
-		// Append container back after its content changed
-		mfp.container.prepend(mfp.contentContainer);
-
-		_mfpTrigger('AfterChange');
-	},
-
-
-	/**
-	 * Set HTML content of popup
-	 */
-	appendContent: function(newContent, type) {
-		mfp.content = newContent;
-		
-		if(newContent) {
-			if(mfp.st.showCloseBtn && mfp.st.closeBtnInside &&
-				mfp.currTemplate[type] === true) {
-				// if there is no markup, we just append close button element inside
-				if(!mfp.content.find('.mfp-close').length) {
-					mfp.content.append(_getCloseBtn());
-				}
-			} else {
-				mfp.content = newContent;
-			}
-		} else {
-			mfp.content = '';
-		}
-
-		_mfpTrigger(BEFORE_APPEND_EVENT);
-		mfp.container.addClass('mfp-'+type+'-holder');
-
-		mfp.contentContainer.append(mfp.content);
-	},
-
-
-
-	
-	/**
-	 * Creates Magnific Popup data object based on given data
-	 * @param  {int} index Index of item to parse
-	 */
-	parseEl: function(index) {
-		var item = mfp.items[index],
-			type;
-
-		if(item.tagName) {
-			item = { el: $(item) };
-		} else {
-			type = item.type;
-			item = { data: item, src: item.src };
-		}
-
-		if(item.el) {
-			var types = mfp.types;
-
-			// check for 'mfp-TYPE' class
-			for(var i = 0; i < types.length; i++) {
-				if( item.el.hasClass('mfp-'+types[i]) ) {
-					type = types[i];
-					break;
-				}
-			}
-
-			item.src = item.el.attr('data-mfp-src');
-			if(!item.src) {
-				item.src = item.el.attr('href');
-			}
-		}
-
-		item.type = type || mfp.st.type || 'inline';
-		item.index = index;
-		item.parsed = true;
-		mfp.items[index] = item;
-		_mfpTrigger('ElementParse', item);
-
-		return mfp.items[index];
-	},
-
-
-	/**
-	 * Initializes single popup or a group of popups
-	 */
-	addGroup: function(el, options) {
-		var eHandler = function(e) {
-			e.mfpEl = this;
-			mfp._openClick(e, el, options);
-		};
-
-		if(!options) {
-			options = {};
-		} 
-
-		var eName = 'click.magnificPopup';
-		options.mainEl = el;
-		
-		if(options.items) {
-			options.isObj = true;
-			el.off(eName).on(eName, eHandler);
-		} else {
-			options.isObj = false;
-			if(options.delegate) {
-				el.off(eName).on(eName, options.delegate , eHandler);
-			} else {
-				options.items = el;
-				el.off(eName).on(eName, eHandler);
-			}
-		}
-	},
-	_openClick: function(e, el, options) {
-		var midClick = options.midClick !== undefined ? options.midClick : $.magnificPopup.defaults.midClick;
-
-
-		if(!midClick && ( e.which === 2 || e.ctrlKey || e.metaKey ) ) {
-			return;
-		}
-
-		var disableOn = options.disableOn !== undefined ? options.disableOn : $.magnificPopup.defaults.disableOn;
-
-		if(disableOn) {
-			if($.isFunction(disableOn)) {
-				if( !disableOn.call(mfp) ) {
-					return true;
-				}
-			} else { // else it's number
-				if( _window.width() < disableOn ) {
-					return true;
-				}
-			}
-		}
-		
-		if(e.type) {
-			e.preventDefault();
-
-			// This will prevent popup from closing if element is inside and popup is already opened
-			if(mfp.isOpen) {
-				e.stopPropagation();
-			}
-		}
-			
-
-		options.el = $(e.mfpEl);
-		if(options.delegate) {
-			options.items = el.find(options.delegate);
-		}
-		mfp.open(options);
-	},
-
-
-	/**
-	 * Updates text on preloader
-	 */
-	updateStatus: function(status, text) {
-
-		if(mfp.preloader) {
-			if(_prevStatus !== status) {
-				mfp.container.removeClass('mfp-s-'+_prevStatus);
-			}
-
-			if(!text && status === 'loading') {
-				text = mfp.st.tLoading;
-			}
-
-			var data = {
-				status: status,
-				text: text
-			};
-			// allows to modify status
-			_mfpTrigger('UpdateStatus', data);
-
-			status = data.status;
-			text = data.text;
-
-			mfp.preloader.html(text);
-
-			mfp.preloader.find('a').on('click', function(e) {
-				e.stopImmediatePropagation();
-			});
-
-			mfp.container.addClass('mfp-s-'+status);
-			_prevStatus = status;
-		}
-	},
-
-
-	/*
-		"Private" helpers that aren't private at all
-	 */
-	// Check to close popup or not
-	// "target" is an element that was clicked
-	_checkIfClose: function(target) {
-
-		if($(target).hasClass(PREVENT_CLOSE_CLASS)) {
-			return;
-		}
-
-		var closeOnContent = mfp.st.closeOnContentClick;
-		var closeOnBg = mfp.st.closeOnBgClick;
-
-		if(closeOnContent && closeOnBg) {
-			return true;
-		} else {
-
-			// We close the popup if click is on close button or on preloader. Or if there is no content.
-			if(!mfp.content || $(target).hasClass('mfp-close') || (mfp.preloader && target === mfp.preloader[0]) ) {
-				return true;
-			}
-
-			// if click is outside the content
-			if(  (target !== mfp.content[0] && !$.contains(mfp.content[0], target))  ) {
-				if(closeOnBg) {
-					// last check, if the clicked element is in DOM, (in case it's removed onclick)
-					if( $.contains(document, target) ) {
-						return true;
-					}
-				}
-			} else if(closeOnContent) {
-				return true;
-			}
-
-		}
-		return false;
-	},
-	_addClassToMFP: function(cName) {
-		mfp.bgOverlay.addClass(cName);
-		mfp.wrap.addClass(cName);
-	},
-	_removeClassFromMFP: function(cName) {
-		this.bgOverlay.removeClass(cName);
-		mfp.wrap.removeClass(cName);
-	},
-	_hasScrollBar: function(winHeight) {
-		return (  (mfp.isIE7 ? _document.height() : document.body.scrollHeight) > (winHeight || _window.height()) );
-	},
-	_setFocus: function() {
-		(mfp.st.focus ? mfp.content.find(mfp.st.focus).eq(0) : mfp.wrap).focus();
-	},
-	_onFocusIn: function(e) {
-		if( e.target !== mfp.wrap[0] && !$.contains(mfp.wrap[0], e.target) ) {
-			mfp._setFocus();
-			return false;
-		}
-	},
-	_parseMarkup: function(template, values, item) {
-		var arr;
-		if(item.data) {
-			values = $.extend(item.data, values);
-		}
-		_mfpTrigger(MARKUP_PARSE_EVENT, [template, values, item] );
-
-		$.each(values, function(key, value) {
-			if(value === undefined || value === false) {
-				return true;
-			}
-			arr = key.split('_');
-			if(arr.length > 1) {
-				var el = template.find(EVENT_NS + '-'+arr[0]);
-
-				if(el.length > 0) {
-					var attr = arr[1];
-					if(attr === 'replaceWith') {
-						if(el[0] !== value[0]) {
-							el.replaceWith(value);
-						}
-					} else if(attr === 'img') {
-						if(el.is('img')) {
-							el.attr('src', value);
-						} else {
-							el.replaceWith( '<img src="'+value+'" class="' + el.attr('class') + '" />' );
-						}
-					} else {
-						el.attr(arr[1], value);
-					}
-				}
-
-			} else {
-				template.find(EVENT_NS + '-'+key).html(value);
-			}
-		});
-	},
-
-	_getScrollbarSize: function() {
-		// thx David
-		if(mfp.scrollbarSize === undefined) {
-			var scrollDiv = document.createElement("div");
-			scrollDiv.style.cssText = 'width: 99px; height: 99px; overflow: scroll; position: absolute; top: -9999px;';
-			document.body.appendChild(scrollDiv);
-			mfp.scrollbarSize = scrollDiv.offsetWidth - scrollDiv.clientWidth;
-			document.body.removeChild(scrollDiv);
-		}
-		return mfp.scrollbarSize;
-	}
-
-}; /* MagnificPopup core prototype end */
-
-
-
-
-/**
- * Public static functions
- */
-$.magnificPopup = {
-	instance: null,
-	proto: MagnificPopup.prototype,
-	modules: [],
-
-	open: function(options, index) {
-		_checkInstance();	
-
-		if(!options) {
-			options = {};
-		} else {
-			options = $.extend(true, {}, options);
-		}
-			
-
-		options.isObj = true;
-		options.index = index || 0;
-		return this.instance.open(options);
-	},
-
-	close: function() {
-		return $.magnificPopup.instance && $.magnificPopup.instance.close();
-	},
-
-	registerModule: function(name, module) {
-		if(module.options) {
-			$.magnificPopup.defaults[name] = module.options;
-		}
-		$.extend(this.proto, module.proto);			
-		this.modules.push(name);
-	},
-
-	defaults: {   
-
-		// Info about options is in docs:
-		// http://dimsemenov.com/plugins/magnific-popup/documentation.html#options
-		
-		disableOn: 0,	
-
-		key: null,
-
-		midClick: false,
-
-		mainClass: '',
-
-		preloader: true,
-
-		focus: '', // CSS selector of input to focus after popup is opened
-		
-		closeOnContentClick: false,
-
-		closeOnBgClick: true,
-
-		closeBtnInside: true, 
-
-		showCloseBtn: true,
-
-		enableEscapeKey: true,
-
-		modal: false,
-
-		alignTop: false,
-	
-		removalDelay: 0,
-
-		prependTo: null,
-		
-		fixedContentPos: 'auto', 
-	
-		fixedBgPos: 'auto',
-
-		overflowY: 'auto',
-
-		closeMarkup: '<button title="%title%" type="button" class="mfp-close">×</button>',
-
-		tClose: 'Close (Esc)',
-
-		tLoading: 'Loading...'
-
-	}
-};
-
-
-
-$.fn.magnificPopup = function(options) {
-	_checkInstance();
-
-	var jqEl = $(this);
-
-	// We call some API method of first param is a string
-	if (typeof options === "string" ) {
-
-		if(options === 'open') {
-			var items,
-				itemOpts = _isJQ ? jqEl.data('magnificPopup') : jqEl[0].magnificPopup,
-				index = parseInt(arguments[1], 10) || 0;
-
-			if(itemOpts.items) {
-				items = itemOpts.items[index];
-			} else {
-				items = jqEl;
-				if(itemOpts.delegate) {
-					items = items.find(itemOpts.delegate);
-				}
-				items = items.eq( index );
-			}
-			mfp._openClick({mfpEl:items}, jqEl, itemOpts);
-		} else {
-			if(mfp.isOpen)
-				mfp[options].apply(mfp, Array.prototype.slice.call(arguments, 1));
-		}
-
-	} else {
-		// clone options obj
-		options = $.extend(true, {}, options);
-		
-		/*
-		 * As Zepto doesn't support .data() method for objects 
-		 * and it works only in normal browsers
-		 * we assign "options" object directly to the DOM element. FTW!
-		 */
-		if(_isJQ) {
-			jqEl.data('magnificPopup', options);
-		} else {
-			jqEl[0].magnificPopup = options;
-		}
-
-		mfp.addGroup(jqEl, options);
-
-	}
-	return jqEl;
-};
-
-
-//Quick benchmark
-/*
-var start = performance.now(),
-	i,
-	rounds = 1000;
-
-for(i = 0; i < rounds; i++) {
-
-}
-console.log('Test #1:', performance.now() - start);
-
-start = performance.now();
-for(i = 0; i < rounds; i++) {
-
-}
-console.log('Test #2:', performance.now() - start);
-*/
-
-
-/*>>core*/
-
-/*>>inline*/
-
-var INLINE_NS = 'inline',
-	_hiddenClass,
-	_inlinePlaceholder, 
-	_lastInlineElement,
-	_putInlineElementsBack = function() {
-		if(_lastInlineElement) {
-			_inlinePlaceholder.after( _lastInlineElement.addClass(_hiddenClass) ).detach();
-			_lastInlineElement = null;
-		}
-	};
-
-$.magnificPopup.registerModule(INLINE_NS, {
-	options: {
-		hiddenClass: 'hide', // will be appended with `mfp-` prefix
-		markup: '',
-		tNotFound: 'Content not found'
-	},
-	proto: {
-
-		initInline: function() {
-			mfp.types.push(INLINE_NS);
-
-			_mfpOn(CLOSE_EVENT+'.'+INLINE_NS, function() {
-				_putInlineElementsBack();
-			});
-		},
-
-		getInline: function(item, template) {
-
-			_putInlineElementsBack();
-
-			if(item.src) {
-				var inlineSt = mfp.st.inline,
-					el = $(item.src);
-
-				if(el.length) {
-
-					// If target element has parent - we replace it with placeholder and put it back after popup is closed
-					var parent = el[0].parentNode;
-					if(parent && parent.tagName) {
-						if(!_inlinePlaceholder) {
-							_hiddenClass = inlineSt.hiddenClass;
-							_inlinePlaceholder = _getEl(_hiddenClass);
-							_hiddenClass = 'mfp-'+_hiddenClass;
-						}
-						// replace target inline element with placeholder
-						_lastInlineElement = el.after(_inlinePlaceholder).detach().removeClass(_hiddenClass);
-					}
-
-					mfp.updateStatus('ready');
-				} else {
-					mfp.updateStatus('error', inlineSt.tNotFound);
-					el = $('<div>');
-				}
-
-				item.inlineElement = el;
-				return el;
-			}
-
-			mfp.updateStatus('ready');
-			mfp._parseMarkup(template, {}, item);
-			return template;
-		}
-	}
-});
-
-/*>>inline*/
-
-/*>>ajax*/
-var AJAX_NS = 'ajax',
-	_ajaxCur,
-	_removeAjaxCursor = function() {
-		if(_ajaxCur) {
-			$(document.body).removeClass(_ajaxCur);
-		}
-	},
-	_destroyAjaxRequest = function() {
-		_removeAjaxCursor();
-		if(mfp.req) {
-			mfp.req.abort();
-		}
-	};
-
-$.magnificPopup.registerModule(AJAX_NS, {
-
-	options: {
-		settings: null,
-		cursor: 'mfp-ajax-cur',
-		tError: '<a href="%url%">The content</a> could not be loaded.'
-	},
-
-	proto: {
-		initAjax: function() {
-			mfp.types.push(AJAX_NS);
-			_ajaxCur = mfp.st.ajax.cursor;
-
-			_mfpOn(CLOSE_EVENT+'.'+AJAX_NS, _destroyAjaxRequest);
-			_mfpOn('BeforeChange.' + AJAX_NS, _destroyAjaxRequest);
-		},
-		getAjax: function(item) {
-
-			if(_ajaxCur) {
-				$(document.body).addClass(_ajaxCur);
-			}
-
-			mfp.updateStatus('loading');
-
-			var opts = $.extend({
-				url: item.src,
-				success: function(data, textStatus, jqXHR) {
-					var temp = {
-						data:data,
-						xhr:jqXHR
-					};
-
-					_mfpTrigger('ParseAjax', temp);
-
-					mfp.appendContent( $(temp.data), AJAX_NS );
-
-					item.finished = true;
-
-					_removeAjaxCursor();
-
-					mfp._setFocus();
-
-					setTimeout(function() {
-						mfp.wrap.addClass(READY_CLASS);
-					}, 16);
-
-					mfp.updateStatus('ready');
-
-					_mfpTrigger('AjaxContentAdded');
-				},
-				error: function() {
-					_removeAjaxCursor();
-					item.finished = item.loadError = true;
-					mfp.updateStatus('error', mfp.st.ajax.tError.replace('%url%', item.src));
-				}
-			}, mfp.st.ajax.settings);
-
-			mfp.req = $.ajax(opts);
-
-			return '';
-		}
-	}
-});
-
-
-
-
-
-	
-
-/*>>ajax*/
-
-/*>>image*/
-var _imgInterval,
-	_getTitle = function(item) {
-		if(item.data && item.data.title !== undefined) 
-			return item.data.title;
-
-		var src = mfp.st.image.titleSrc;
-
-		if(src) {
-			if($.isFunction(src)) {
-				return src.call(mfp, item);
-			} else if(item.el) {
-				return item.el.attr(src) || '';
-			}
-		}
-		return '';
-	};
-
-$.magnificPopup.registerModule('image', {
-
-	options: {
-		markup: '<div class="mfp-figure">'+
-					'<div class="mfp-close"></div>'+
-					'<figure>'+
-						'<div class="mfp-img"></div>'+
-						'<figcaption>'+
-							'<div class="mfp-bottom-bar">'+
-								'<div class="mfp-title"></div>'+
-								'<div class="mfp-counter"></div>'+
-							'</div>'+
-						'</figcaption>'+
-					'</figure>'+
-				'</div>',
-		cursor: 'mfp-zoom-out-cur',
-		titleSrc: 'title', 
-		verticalFit: true,
-		tError: '<a href="%url%">The image</a> could not be loaded.'
-	},
-
-	proto: {
-		initImage: function() {
-			var imgSt = mfp.st.image,
-				ns = '.image';
-
-			mfp.types.push('image');
-
-			_mfpOn(OPEN_EVENT+ns, function() {
-				if(mfp.currItem.type === 'image' && imgSt.cursor) {
-					$(document.body).addClass(imgSt.cursor);
-				}
-			});
-
-			_mfpOn(CLOSE_EVENT+ns, function() {
-				if(imgSt.cursor) {
-					$(document.body).removeClass(imgSt.cursor);
-				}
-				_window.off('resize' + EVENT_NS);
-			});
-
-			_mfpOn('Resize'+ns, mfp.resizeImage);
-			if(mfp.isLowIE) {
-				_mfpOn('AfterChange', mfp.resizeImage);
-			}
-		},
-		resizeImage: function() {
-			var item = mfp.currItem;
-			if(!item || !item.img) return;
-
-			if(mfp.st.image.verticalFit) {
-				var decr = 0;
-				// fix box-sizing in ie7/8
-				if(mfp.isLowIE) {
-					decr = parseInt(item.img.css('padding-top'), 10) + parseInt(item.img.css('padding-bottom'),10);
-				}
-				item.img.css('max-height', mfp.wH-decr);
-			}
-		},
-		_onImageHasSize: function(item) {
-			if(item.img) {
-				
-				item.hasSize = true;
-
-				if(_imgInterval) {
-					clearInterval(_imgInterval);
-				}
-				
-				item.isCheckingImgSize = false;
-
-				_mfpTrigger('ImageHasSize', item);
-
-				if(item.imgHidden) {
-					if(mfp.content)
-						mfp.content.removeClass('mfp-loading');
-					
-					item.imgHidden = false;
-				}
-
-			}
-		},
-
-		/**
-		 * Function that loops until the image has size to display elements that rely on it asap
-		 */
-		findImageSize: function(item) {
-
-			var counter = 0,
-				img = item.img[0],
-				mfpSetInterval = function(delay) {
-
-					if(_imgInterval) {
-						clearInterval(_imgInterval);
-					}
-					// decelerating interval that checks for size of an image
-					_imgInterval = setInterval(function() {
-						if(img.naturalWidth > 0) {
-							mfp._onImageHasSize(item);
-							return;
-						}
-
-						if(counter > 200) {
-							clearInterval(_imgInterval);
-						}
-
-						counter++;
-						if(counter === 3) {
-							mfpSetInterval(10);
-						} else if(counter === 40) {
-							mfpSetInterval(50);
-						} else if(counter === 100) {
-							mfpSetInterval(500);
-						}
-					}, delay);
-				};
-
-			mfpSetInterval(1);
-		},
-
-		getImage: function(item, template) {
-
-			var guard = 0,
-
-				// image load complete handler
-				onLoadComplete = function() {
-					if(item) {
-						if (item.img[0].complete) {
-							item.img.off('.mfploader');
-							
-							if(item === mfp.currItem){
-								mfp._onImageHasSize(item);
-
-								mfp.updateStatus('ready');
-							}
-
-							item.hasSize = true;
-							item.loaded = true;
-
-							_mfpTrigger('ImageLoadComplete');
-							
-						}
-						else {
-							// if image complete check fails 200 times (20 sec), we assume that there was an error.
-							guard++;
-							if(guard < 200) {
-								setTimeout(onLoadComplete,100);
-							} else {
-								onLoadError();
-							}
-						}
-					}
-				},
-
-				// image error handler
-				onLoadError = function() {
-					if(item) {
-						item.img.off('.mfploader');
-						if(item === mfp.currItem){
-							mfp._onImageHasSize(item);
-							mfp.updateStatus('error', imgSt.tError.replace('%url%', item.src) );
-						}
-
-						item.hasSize = true;
-						item.loaded = true;
-						item.loadError = true;
-					}
-				},
-				imgSt = mfp.st.image;
-
-
-			var el = template.find('.mfp-img');
-			if(el.length) {
-				var img = document.createElement('img');
-				img.className = 'mfp-img';
-				if(item.el && item.el.find('img').length) {
-					img.alt = item.el.find('img').attr('alt');
-				}
-				item.img = $(img).on('load.mfploader', onLoadComplete).on('error.mfploader', onLoadError);
-				img.src = item.src;
-
-				// without clone() "error" event is not firing when IMG is replaced by new IMG
-				// TODO: find a way to avoid such cloning
-				if(el.is('img')) {
-					item.img = item.img.clone();
-				}
-
-				img = item.img[0];
-				if(img.naturalWidth > 0) {
-					item.hasSize = true;
-				} else if(!img.width) {										
-					item.hasSize = false;
-				}
-			}
-
-			mfp._parseMarkup(template, {
-				title: _getTitle(item),
-				img_replaceWith: item.img
-			}, item);
-
-			mfp.resizeImage();
-
-			if(item.hasSize) {
-				if(_imgInterval) clearInterval(_imgInterval);
-
-				if(item.loadError) {
-					template.addClass('mfp-loading');
-					mfp.updateStatus('error', imgSt.tError.replace('%url%', item.src) );
-				} else {
-					template.removeClass('mfp-loading');
-					mfp.updateStatus('ready');
-				}
-				return template;
-			}
-
-			mfp.updateStatus('loading');
-			item.loading = true;
-
-			if(!item.hasSize) {
-				item.imgHidden = true;
-				template.addClass('mfp-loading');
-				mfp.findImageSize(item);
-			} 
-
-			return template;
-		}
-	}
-});
-
-
-
-/*>>image*/
-
-/*>>zoom*/
-var hasMozTransform,
-	getHasMozTransform = function() {
-		if(hasMozTransform === undefined) {
-			hasMozTransform = document.createElement('p').style.MozTransform !== undefined;
-		}
-		return hasMozTransform;		
-	};
-
-$.magnificPopup.registerModule('zoom', {
-
-	options: {
-		enabled: false,
-		easing: 'ease-in-out',
-		duration: 300,
-		opener: function(element) {
-			return element.is('img') ? element : element.find('img');
-		}
-	},
-
-	proto: {
-
-		initZoom: function() {
-			var zoomSt = mfp.st.zoom,
-				ns = '.zoom',
-				image;
-				
-			if(!zoomSt.enabled || !mfp.supportsTransition) {
-				return;
-			}
-
-			var duration = zoomSt.duration,
-				getElToAnimate = function(image) {
-					var newImg = image.clone().removeAttr('style').removeAttr('class').addClass('mfp-animated-image'),
-						transition = 'all '+(zoomSt.duration/1000)+'s ' + zoomSt.easing,
-						cssObj = {
-							position: 'fixed',
-							zIndex: 9999,
-							left: 0,
-							top: 0,
-							'-webkit-backface-visibility': 'hidden'
-						},
-						t = 'transition';
-
-					cssObj['-webkit-'+t] = cssObj['-moz-'+t] = cssObj['-o-'+t] = cssObj[t] = transition;
-
-					newImg.css(cssObj);
-					return newImg;
-				},
-				showMainContent = function() {
-					mfp.content.css('visibility', 'visible');
-				},
-				openTimeout,
-				animatedImg;
-
-			_mfpOn('BuildControls'+ns, function() {
-				if(mfp._allowZoom()) {
-
-					clearTimeout(openTimeout);
-					mfp.content.css('visibility', 'hidden');
-
-					// Basically, all code below does is clones existing image, puts in on top of the current one and animated it
-					
-					image = mfp._getItemToZoom();
-
-					if(!image) {
-						showMainContent();
-						return;
-					}
-
-					animatedImg = getElToAnimate(image); 
-					
-					animatedImg.css( mfp._getOffset() );
-
-					mfp.wrap.append(animatedImg);
-
-					openTimeout = setTimeout(function() {
-						animatedImg.css( mfp._getOffset( true ) );
-						openTimeout = setTimeout(function() {
-
-							showMainContent();
-
-							setTimeout(function() {
-								animatedImg.remove();
-								image = animatedImg = null;
-								_mfpTrigger('ZoomAnimationEnded');
-							}, 16); // avoid blink when switching images 
-
-						}, duration); // this timeout equals animation duration
-
-					}, 16); // by adding this timeout we avoid short glitch at the beginning of animation
-
-
-					// Lots of timeouts...
-				}
-			});
-			_mfpOn(BEFORE_CLOSE_EVENT+ns, function() {
-				if(mfp._allowZoom()) {
-
-					clearTimeout(openTimeout);
-
-					mfp.st.removalDelay = duration;
-
-					if(!image) {
-						image = mfp._getItemToZoom();
-						if(!image) {
-							return;
-						}
-						animatedImg = getElToAnimate(image);
-					}
-					
-					
-					animatedImg.css( mfp._getOffset(true) );
-					mfp.wrap.append(animatedImg);
-					mfp.content.css('visibility', 'hidden');
-					
-					setTimeout(function() {
-						animatedImg.css( mfp._getOffset() );
-					}, 16);
-				}
-
-			});
-
-			_mfpOn(CLOSE_EVENT+ns, function() {
-				if(mfp._allowZoom()) {
-					showMainContent();
-					if(animatedImg) {
-						animatedImg.remove();
-					}
-					image = null;
-				}	
-			});
-		},
-
-		_allowZoom: function() {
-			return mfp.currItem.type === 'image';
-		},
-
-		_getItemToZoom: function() {
-			if(mfp.currItem.hasSize) {
-				return mfp.currItem.img;
-			} else {
-				return false;
-			}
-		},
-
-		// Get element postion relative to viewport
-		_getOffset: function(isLarge) {
-			var el;
-			if(isLarge) {
-				el = mfp.currItem.img;
-			} else {
-				el = mfp.st.zoom.opener(mfp.currItem.el || mfp.currItem);
-			}
-
-			var offset = el.offset();
-			var paddingTop = parseInt(el.css('padding-top'),10);
-			var paddingBottom = parseInt(el.css('padding-bottom'),10);
-			offset.top -= ( $(window).scrollTop() - paddingTop );
-
-
-			/*
-			
-			Animating left + top + width/height looks glitchy in Firefox, but perfect in Chrome. And vice-versa.
-
-			 */
-			var obj = {
-				width: el.width(),
-				// fix Zepto height+padding issue
-				height: (_isJQ ? el.innerHeight() : el[0].offsetHeight) - paddingBottom - paddingTop
-			};
-
-			// I hate to do this, but there is no another option
-			if( getHasMozTransform() ) {
-				obj['-moz-transform'] = obj['transform'] = 'translate(' + offset.left + 'px,' + offset.top + 'px)';
-			} else {
-				obj.left = offset.left;
-				obj.top = offset.top;
-			}
-			return obj;
-		}
-
-	}
-});
-
-
-
-/*>>zoom*/
-
-/*>>iframe*/
-
-var IFRAME_NS = 'iframe',
-	_emptyPage = '//about:blank',
-	
-	_fixIframeBugs = function(isShowing) {
-		if(mfp.currTemplate[IFRAME_NS]) {
-			var el = mfp.currTemplate[IFRAME_NS].find('iframe');
-			if(el.length) { 
-				// reset src after the popup is closed to avoid "video keeps playing after popup is closed" bug
-				if(!isShowing) {
-					el[0].src = _emptyPage;
-				}
-
-				// IE8 black screen bug fix
-				if(mfp.isIE8) {
-					el.css('display', isShowing ? 'block' : 'none');
-				}
-			}
-		}
-	};
-
-$.magnificPopup.registerModule(IFRAME_NS, {
-
-	options: {
-		markup: '<div class="mfp-iframe-scaler">'+
-					'<div class="mfp-close"></div>'+
-					'<iframe class="mfp-iframe" src="//about:blank" frameborder="0" allowfullscreen></iframe>'+
-				'</div>',
-
-		srcAction: 'iframe_src',
-
-		// we don't care and support only one default type of URL by default
-		patterns: {
-			youtube: {
-				index: 'youtube.com', 
-				id: 'v=', 
-				src: '//www.youtube.com/embed/%id%?autoplay=1'
-			},
-			vimeo: {
-				index: 'vimeo.com/',
-				id: '/',
-				src: '//player.vimeo.com/video/%id%?autoplay=1'
-			},
-			gmaps: {
-				index: '//maps.google.',
-				src: '%id%&output=embed'
-			}
-		}
-	},
-
-	proto: {
-		initIframe: function() {
-			mfp.types.push(IFRAME_NS);
-
-			_mfpOn('BeforeChange', function(e, prevType, newType) {
-				if(prevType !== newType) {
-					if(prevType === IFRAME_NS) {
-						_fixIframeBugs(); // iframe if removed
-					} else if(newType === IFRAME_NS) {
-						_fixIframeBugs(true); // iframe is showing
-					} 
-				}// else {
-					// iframe source is switched, don't do anything
-				//}
-			});
-
-			_mfpOn(CLOSE_EVENT + '.' + IFRAME_NS, function() {
-				_fixIframeBugs();
-			});
-		},
-
-		getIframe: function(item, template) {
-			var embedSrc = item.src;
-			var iframeSt = mfp.st.iframe;
-				
-			$.each(iframeSt.patterns, function() {
-				if(embedSrc.indexOf( this.index ) > -1) {
-					if(this.id) {
-						if(typeof this.id === 'string') {
-							embedSrc = embedSrc.substr(embedSrc.lastIndexOf(this.id)+this.id.length, embedSrc.length);
-						} else {
-							embedSrc = this.id.call( this, embedSrc );
-						}
-					}
-					embedSrc = this.src.replace('%id%', embedSrc );
-					return false; // break;
-				}
-			});
-			
-			var dataObj = {};
-			if(iframeSt.srcAction) {
-				dataObj[iframeSt.srcAction] = embedSrc;
-			}
-			mfp._parseMarkup(template, dataObj, item);
-
-			mfp.updateStatus('ready');
-
-			return template;
-		}
-	}
-});
-
-
-
-/*>>iframe*/
-
-/*>>gallery*/
-/**
- * Get looped index depending on number of slides
- */
-var _getLoopedId = function(index) {
-		var numSlides = mfp.items.length;
-		if(index > numSlides - 1) {
-			return index - numSlides;
-		} else  if(index < 0) {
-			return numSlides + index;
-		}
-		return index;
-	},
-	_replaceCurrTotal = function(text, curr, total) {
-		return text.replace(/%curr%/gi, curr + 1).replace(/%total%/gi, total);
-	};
-
-$.magnificPopup.registerModule('gallery', {
-
-	options: {
-		enabled: false,
-		arrowMarkup: '<button title="%title%" type="button" class="mfp-arrow mfp-arrow-%dir%"></button>',
-		preload: [0,2],
-		navigateByImgClick: true,
-		arrows: true,
-
-		tPrev: 'Previous (Left arrow key)',
-		tNext: 'Next (Right arrow key)',
-		tCounter: '%curr% of %total%'
-	},
-
-	proto: {
-		initGallery: function() {
-
-			var gSt = mfp.st.gallery,
-				ns = '.mfp-gallery',
-				supportsFastClick = Boolean($.fn.mfpFastClick);
-
-			mfp.direction = true; // true - next, false - prev
-			
-			if(!gSt || !gSt.enabled ) return false;
-
-			_wrapClasses += ' mfp-gallery';
-
-			_mfpOn(OPEN_EVENT+ns, function() {
-
-				if(gSt.navigateByImgClick) {
-					mfp.wrap.on('click'+ns, '.mfp-img', function() {
-						if(mfp.items.length > 1) {
-							mfp.next();
-							return false;
-						}
-					});
-				}
-
-				_document.on('keydown'+ns, function(e) {
-					if (e.keyCode === 37) {
-						mfp.prev();
-					} else if (e.keyCode === 39) {
-						mfp.next();
-					}
-				});
-			});
-
-			_mfpOn('UpdateStatus'+ns, function(e, data) {
-				if(data.text) {
-					data.text = _replaceCurrTotal(data.text, mfp.currItem.index, mfp.items.length);
-				}
-			});
-
-			_mfpOn(MARKUP_PARSE_EVENT+ns, function(e, element, values, item) {
-				var l = mfp.items.length;
-				values.counter = l > 1 ? _replaceCurrTotal(gSt.tCounter, item.index, l) : '';
-			});
-
-			_mfpOn('BuildControls' + ns, function() {
-				if(mfp.items.length > 1 && gSt.arrows && !mfp.arrowLeft) {
-					var markup = gSt.arrowMarkup,
-						arrowLeft = mfp.arrowLeft = $( markup.replace(/%title%/gi, gSt.tPrev).replace(/%dir%/gi, 'left') ).addClass(PREVENT_CLOSE_CLASS),			
-						arrowRight = mfp.arrowRight = $( markup.replace(/%title%/gi, gSt.tNext).replace(/%dir%/gi, 'right') ).addClass(PREVENT_CLOSE_CLASS);
-
-					var eName = supportsFastClick ? 'mfpFastClick' : 'click';
-					arrowLeft[eName](function() {
-						mfp.prev();
-					});			
-					arrowRight[eName](function() {
-						mfp.next();
-					});	
-
-					// Polyfill for :before and :after (adds elements with classes mfp-a and mfp-b)
-					if(mfp.isIE7) {
-						_getEl('b', arrowLeft[0], false, true);
-						_getEl('a', arrowLeft[0], false, true);
-						_getEl('b', arrowRight[0], false, true);
-						_getEl('a', arrowRight[0], false, true);
-					}
-
-					mfp.container.append(arrowLeft.add(arrowRight));
-				}
-			});
-
-			_mfpOn(CHANGE_EVENT+ns, function() {
-				if(mfp._preloadTimeout) clearTimeout(mfp._preloadTimeout);
-
-				mfp._preloadTimeout = setTimeout(function() {
-					mfp.preloadNearbyImages();
-					mfp._preloadTimeout = null;
-				}, 16);		
-			});
-
-
-			_mfpOn(CLOSE_EVENT+ns, function() {
-				_document.off(ns);
-				mfp.wrap.off('click'+ns);
-			
-				if(mfp.arrowLeft && supportsFastClick) {
-					mfp.arrowLeft.add(mfp.arrowRight).destroyMfpFastClick();
-				}
-				mfp.arrowRight = mfp.arrowLeft = null;
-			});
-
-		}, 
-		next: function() {
-			mfp.direction = true;
-			mfp.index = _getLoopedId(mfp.index + 1);
-			mfp.updateItemHTML();
-		},
-		prev: function() {
-			mfp.direction = false;
-			mfp.index = _getLoopedId(mfp.index - 1);
-			mfp.updateItemHTML();
-		},
-		goTo: function(newIndex) {
-			mfp.direction = (newIndex >= mfp.index);
-			mfp.index = newIndex;
-			mfp.updateItemHTML();
-		},
-		preloadNearbyImages: function() {
-			var p = mfp.st.gallery.preload,
-				preloadBefore = Math.min(p[0], mfp.items.length),
-				preloadAfter = Math.min(p[1], mfp.items.length),
-				i;
-
-			for(i = 1; i <= (mfp.direction ? preloadAfter : preloadBefore); i++) {
-				mfp._preloadItem(mfp.index+i);
-			}
-			for(i = 1; i <= (mfp.direction ? preloadBefore : preloadAfter); i++) {
-				mfp._preloadItem(mfp.index-i);
-			}
-		},
-		_preloadItem: function(index) {
-			index = _getLoopedId(index);
-
-			if(mfp.items[index].preloaded) {
-				return;
-			}
-
-			var item = mfp.items[index];
-			if(!item.parsed) {
-				item = mfp.parseEl( index );
-			}
-
-			_mfpTrigger('LazyLoad', item);
-
-			if(item.type === 'image') {
-				item.img = $('<img class="mfp-img" />').on('load.mfploader', function() {
-					item.hasSize = true;
-				}).on('error.mfploader', function() {
-					item.hasSize = true;
-					item.loadError = true;
-					_mfpTrigger('LazyLoadError', item);
-				}).attr('src', item.src);
-			}
-
-
-			item.preloaded = true;
-		}
-	}
-});
-
-/*
-Touch Support that might be implemented some day
-
-addSwipeGesture: function() {
-	var startX,
-		moved,
-		multipleTouches;
-
-		return;
-
-	var namespace = '.mfp',
-		addEventNames = function(pref, down, move, up, cancel) {
-			mfp._tStart = pref + down + namespace;
-			mfp._tMove = pref + move + namespace;
-			mfp._tEnd = pref + up + namespace;
-			mfp._tCancel = pref + cancel + namespace;
-		};
-
-	if(window.navigator.msPointerEnabled) {
-		addEventNames('MSPointer', 'Down', 'Move', 'Up', 'Cancel');
-	} else if('ontouchstart' in window) {
-		addEventNames('touch', 'start', 'move', 'end', 'cancel');
-	} else {
-		return;
-	}
-	_window.on(mfp._tStart, function(e) {
-		var oE = e.originalEvent;
-		multipleTouches = moved = false;
-		startX = oE.pageX || oE.changedTouches[0].pageX;
-	}).on(mfp._tMove, function(e) {
-		if(e.originalEvent.touches.length > 1) {
-			multipleTouches = e.originalEvent.touches.length;
-		} else {
-			//e.preventDefault();
-			moved = true;
-		}
-	}).on(mfp._tEnd + ' ' + mfp._tCancel, function(e) {
-		if(moved && !multipleTouches) {
-			var oE = e.originalEvent,
-				diff = startX - (oE.pageX || oE.changedTouches[0].pageX);
-
-			if(diff > 20) {
-				mfp.next();
-			} else if(diff < -20) {
-				mfp.prev();
-			}
-		}
-	});
-},
-*/
-
-
-/*>>gallery*/
-
-/*>>retina*/
-
-var RETINA_NS = 'retina';
-
-$.magnificPopup.registerModule(RETINA_NS, {
-	options: {
-		replaceSrc: function(item) {
-			return item.src.replace(/\.\w+$/, function(m) { return '@2x' + m; });
-		},
-		ratio: 1 // Function or number.  Set to 1 to disable.
-	},
-	proto: {
-		initRetina: function() {
-			if(window.devicePixelRatio > 1) {
-
-				var st = mfp.st.retina,
-					ratio = st.ratio;
-
-				ratio = !isNaN(ratio) ? ratio : ratio();
-
-				if(ratio > 1) {
-					_mfpOn('ImageHasSize' + '.' + RETINA_NS, function(e, item) {
-						item.img.css({
-							'max-width': item.img[0].naturalWidth / ratio,
-							'width': '100%'
-						});
-					});
-					_mfpOn('ElementParse' + '.' + RETINA_NS, function(e, item) {
-						item.src = st.replaceSrc(item, ratio);
-					});
-				}
-			}
-
-		}
-	}
-});
-
-/*>>retina*/
-
-/*>>fastclick*/
-/**
- * FastClick event implementation. (removes 300ms delay on touch devices)
- * Based on https://developers.google.com/mobile/articles/fast_buttons
- *
- * You may use it outside the Magnific Popup by calling just:
- *
- * $('.your-el').mfpFastClick(function() {
- *     console.log('Clicked!');
- * });
- *
- * To unbind:
- * $('.your-el').destroyMfpFastClick();
- * 
- * 
- * Note that it's a very basic and simple implementation, it blocks ghost click on the same element where it was bound.
- * If you need something more advanced, use plugin by FT Labs https://github.com/ftlabs/fastclick
- * 
- */
-
-(function() {
-	var ghostClickDelay = 1000,
-		supportsTouch = 'ontouchstart' in window,
-		unbindTouchMove = function() {
-			_window.off('touchmove'+ns+' touchend'+ns);
-		},
-		eName = 'mfpFastClick',
-		ns = '.'+eName;
-
-
-	// As Zepto.js doesn't have an easy way to add custom events (like jQuery), so we implement it in this way
-	$.fn.mfpFastClick = function(callback) {
-
-		return $(this).each(function() {
-
-			var elem = $(this),
-				lock;
-
-			if( supportsTouch ) {
-
-				var timeout,
-					startX,
-					startY,
-					pointerMoved,
-					point,
-					numPointers;
-
-				elem.on('touchstart' + ns, function(e) {
-					pointerMoved = false;
-					numPointers = 1;
-
-					point = e.originalEvent ? e.originalEvent.touches[0] : e.touches[0];
-					startX = point.clientX;
-					startY = point.clientY;
-
-					_window.on('touchmove'+ns, function(e) {
-						point = e.originalEvent ? e.originalEvent.touches : e.touches;
-						numPointers = point.length;
-						point = point[0];
-						if (Math.abs(point.clientX - startX) > 10 ||
-							Math.abs(point.clientY - startY) > 10) {
-							pointerMoved = true;
-							unbindTouchMove();
-						}
-					}).on('touchend'+ns, function(e) {
-						unbindTouchMove();
-						if(pointerMoved || numPointers > 1) {
-							return;
-						}
-						lock = true;
-						e.preventDefault();
-						clearTimeout(timeout);
-						timeout = setTimeout(function() {
-							lock = false;
-						}, ghostClickDelay);
-						callback();
-					});
-				});
-
-			}
-
-			elem.on('click' + ns, function() {
-				if(!lock) {
-					callback();
-				}
-			});
-		});
-	};
-
-	$.fn.destroyMfpFastClick = function() {
-		$(this).off('touchstart' + ns + ' click' + ns);
-		if(supportsTouch) _window.off('touchmove'+ns+' touchend'+ns);
-	};
-})();
-
-/*>>fastclick*/
- _checkInstance(); }));
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/bigint.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/bigint.js
deleted file mode 100644
index b7271da..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/bigint.js
+++ /dev/null
@@ -1,1705 +0,0 @@
-;(function (root, factory) {
-
-  if (typeof define === 'function' && define.amd) {
-    define(factory.bind(root, root.crypto || root.msCrypto))
-  } else if (typeof module !== 'undefined' && module.exports) {
-    module.exports = factory(require('crypto'))
-  } else {
-    root.BigInt = factory(root.crypto || root.msCrypto)
-  }
-
-}(this, function (crypto) {
-
-  ////////////////////////////////////////////////////////////////////////////////////////
-  // Big Integer Library v. 5.5
-  // Created 2000, last modified 2013
-  // Leemon Baird
-  // www.leemon.com
-  //
-  // Version history:
-  // v 5.5  17 Mar 2013
-  //   - two lines of a form like "if (x<0) x+=n" had the "if" changed to "while" to
-  //     handle the case when x<-n. (Thanks to James Ansell for finding that bug)
-  // v 5.4  3 Oct 2009
-  //   - added "var i" to greaterShift() so i is not global. (Thanks to Péter Szabó for finding that bug)
-  //
-  // v 5.3  21 Sep 2009
-  //   - added randProbPrime(k) for probable primes
-  //   - unrolled loop in mont_ (slightly faster)
-  //   - millerRabin now takes a bigInt parameter rather than an int
-  //
-  // v 5.2  15 Sep 2009
-  //   - fixed capitalization in call to int2bigInt in randBigInt
-  //     (thanks to Emili Evripidou, Reinhold Behringer, and Samuel Macaleese for finding that bug)
-  //
-  // v 5.1  8 Oct 2007 
-  //   - renamed inverseModInt_ to inverseModInt since it doesn't change its parameters
-  //   - added functions GCD and randBigInt, which call GCD_ and randBigInt_
-  //   - fixed a bug found by Rob Visser (see comment with his name below)
-  //   - improved comments
-  //
-  // This file is public domain.   You can use it for any purpose without restriction.
-  // I do not guarantee that it is correct, so use it at your own risk.  If you use 
-  // it for something interesting, I'd appreciate hearing about it.  If you find 
-  // any bugs or make any improvements, I'd appreciate hearing about those too.
-  // It would also be nice if my name and URL were left in the comments.  But none 
-  // of that is required.
-  //
-  // This code defines a bigInt library for arbitrary-precision integers.
-  // A bigInt is an array of integers storing the value in chunks of bpe bits, 
-  // little endian (buff[0] is the least significant word).
-  // Negative bigInts are stored two's complement.  Almost all the functions treat
-  // bigInts as nonnegative.  The few that view them as two's complement say so
-  // in their comments.  Some functions assume their parameters have at least one 
-  // leading zero element. Functions with an underscore at the end of the name put
-  // their answer into one of the arrays passed in, and have unpredictable behavior 
-  // in case of overflow, so the caller must make sure the arrays are big enough to 
-  // hold the answer.  But the average user should never have to call any of the 
-  // underscored functions.  Each important underscored function has a wrapper function 
-  // of the same name without the underscore that takes care of the details for you.  
-  // For each underscored function where a parameter is modified, that same variable 
-  // must not be used as another argument too.  So, you cannot square x by doing 
-  // multMod_(x,x,n).  You must use squareMod_(x,n) instead, or do y=dup(x); multMod_(x,y,n).
-  // Or simply use the multMod(x,x,n) function without the underscore, where
-  // such issues never arise, because non-underscored functions never change
-  // their parameters; they always allocate new memory for the answer that is returned.
-  //
-  // These functions are designed to avoid frequent dynamic memory allocation in the inner loop.
-  // For most functions, if it needs a BigInt as a local variable it will actually use
-  // a global, and will only allocate to it only when it's not the right size.  This ensures
-  // that when a function is called repeatedly with same-sized parameters, it only allocates
-  // memory on the first call.
-  //
-  // Note that for cryptographic purposes, the calls to Math.random() must 
-  // be replaced with calls to a better pseudorandom number generator.
-  //
-  // In the following, "bigInt" means a bigInt with at least one leading zero element,
-  // and "integer" means a nonnegative integer less than radix.  In some cases, integer 
-  // can be negative.  Negative bigInts are 2s complement.
-  // 
-  // The following functions do not modify their inputs.
-  // Those returning a bigInt, string, or Array will dynamically allocate memory for that value.
-  // Those returning a boolean will return the integer 0 (false) or 1 (true).
-  // Those returning boolean or int will not allocate memory except possibly on the first 
-  // time they're called with a given parameter size.
-  // 
-  // bigInt  add(x,y)               //return (x+y) for bigInts x and y.  
-  // bigInt  addInt(x,n)            //return (x+n) where x is a bigInt and n is an integer.
-  // string  bigInt2str(x,base)     //return a string form of bigInt x in a given base, with 2 <= base <= 95
-  // int     bitSize(x)             //return how many bits long the bigInt x is, not counting leading zeros
-  // bigInt  dup(x)                 //return a copy of bigInt x
-  // boolean equals(x,y)            //is the bigInt x equal to the bigint y?
-  // boolean equalsInt(x,y)         //is bigint x equal to integer y?
-  // bigInt  expand(x,n)            //return a copy of x with at least n elements, adding leading zeros if needed
-  // Array   findPrimes(n)          //return array of all primes less than integer n
-  // bigInt  GCD(x,y)               //return greatest common divisor of bigInts x and y (each with same number of elements).
-  // boolean greater(x,y)           //is x>y?  (x and y are nonnegative bigInts)
-  // boolean greaterShift(x,y,shift)//is (x <<(shift*bpe)) > y?
-  // bigInt  int2bigInt(t,n,m)      //return a bigInt equal to integer t, with at least n bits and m array elements
-  // bigInt  inverseMod(x,n)        //return (x**(-1) mod n) for bigInts x and n.  If no inverse exists, it returns null
-  // int     inverseModInt(x,n)     //return x**(-1) mod n, for integers x and n.  Return 0 if there is no inverse
-  // boolean isZero(x)              //is the bigInt x equal to zero?
-  // boolean millerRabin(x,b)       //does one round of Miller-Rabin base integer b say that bigInt x is possibly prime? (b is bigInt, 1<b<x)
-  // boolean millerRabinInt(x,b)    //does one round of Miller-Rabin base integer b say that bigInt x is possibly prime? (b is int,    1<b<x)
-  // bigInt  mod(x,n)               //return a new bigInt equal to (x mod n) for bigInts x and n.
-  // int     modInt(x,n)            //return x mod n for bigInt x and integer n.
-  // bigInt  mult(x,y)              //return x*y for bigInts x and y. This is faster when y<x.
-  // bigInt  multMod(x,y,n)         //return (x*y mod n) for bigInts x,y,n.  For greater speed, let y<x.
-  // boolean negative(x)            //is bigInt x negative?
-  // bigInt  powMod(x,y,n)          //return (x**y mod n) where x,y,n are bigInts and ** is exponentiation.  0**0=1. Faster for odd n.
-  // bigInt  randBigInt(n,s)        //return an n-bit random BigInt (n>=1).  If s=1, then the most significant of those n bits is set to 1.
-  // bigInt  randTruePrime(k)       //return a new, random, k-bit, true prime bigInt using Maurer's algorithm.
-  // bigInt  randProbPrime(k)       //return a new, random, k-bit, probable prime bigInt (probability it's composite less than 2^-80).
-  // bigInt  str2bigInt(s,b,n,m)    //return a bigInt for number represented in string s in base b with at least n bits and m array elements
-  // bigInt  sub(x,y)               //return (x-y) for bigInts x and y.  Negative answers will be 2s complement
-  // bigInt  trim(x,k)              //return a copy of x with exactly k leading zero elements
-  //
-  //
-  // The following functions each have a non-underscored version, which most users should call instead.
-  // These functions each write to a single parameter, and the caller is responsible for ensuring the array 
-  // passed in is large enough to hold the result. 
-  //
-  // void    addInt_(x,n)          //do x=x+n where x is a bigInt and n is an integer
-  // void    add_(x,y)             //do x=x+y for bigInts x and y
-  // void    copy_(x,y)            //do x=y on bigInts x and y
-  // void    copyInt_(x,n)         //do x=n on bigInt x and integer n
-  // void    GCD_(x,y)             //set x to the greatest common divisor of bigInts x and y, (y is destroyed).  (This never overflows its array).
-  // boolean inverseMod_(x,n)      //do x=x**(-1) mod n, for bigInts x and n. Returns 1 (0) if inverse does (doesn't) exist
-  // void    mod_(x,n)             //do x=x mod n for bigInts x and n. (This never overflows its array).
-  // void    mult_(x,y)            //do x=x*y for bigInts x and y.
-  // void    multMod_(x,y,n)       //do x=x*y  mod n for bigInts x,y,n.
-  // void    powMod_(x,y,n)        //do x=x**y mod n, where x,y,n are bigInts (n is odd) and ** is exponentiation.  0**0=1.
-  // void    randBigInt_(b,n,s)    //do b = an n-bit random BigInt. if s=1, then nth bit (most significant bit) is set to 1. n>=1.
-  // void    randTruePrime_(ans,k) //do ans = a random k-bit true random prime (not just probable prime) with 1 in the msb.
-  // void    sub_(x,y)             //do x=x-y for bigInts x and y. Negative answers will be 2s complement.
-  //
-  // The following functions do NOT have a non-underscored version. 
-  // They each write a bigInt result to one or more parameters.  The caller is responsible for
-  // ensuring the arrays passed in are large enough to hold the results. 
-  //
-  // void addShift_(x,y,ys)       //do x=x+(y<<(ys*bpe))
-  // void carry_(x)               //do carries and borrows so each element of the bigInt x fits in bpe bits.
-  // void divide_(x,y,q,r)        //divide x by y giving quotient q and remainder r
-  // int  divInt_(x,n)            //do x=floor(x/n) for bigInt x and integer n, and return the remainder. (This never overflows its array).
-  // int  eGCD_(x,y,d,a,b)        //sets a,b,d to positive bigInts such that d = GCD_(x,y) = a*x-b*y
-  // void halve_(x)               //do x=floor(|x|/2)*sgn(x) for bigInt x in 2's complement.  (This never overflows its array).
-  // void leftShift_(x,n)         //left shift bigInt x by n bits.  n<bpe.
-  // void linComb_(x,y,a,b)       //do x=a*x+b*y for bigInts x and y and integers a and b
-  // void linCombShift_(x,y,b,ys) //do x=x+b*(y<<(ys*bpe)) for bigInts x and y, and integers b and ys
-  // void mont_(x,y,n,np)         //Montgomery multiplication (see comments where the function is defined)
-  // void multInt_(x,n)           //do x=x*n where x is a bigInt and n is an integer.
-  // void rightShift_(x,n)        //right shift bigInt x by n bits. (This never overflows its array).
-  // void squareMod_(x,n)         //do x=x*x  mod n for bigInts x,n
-  // void subShift_(x,y,ys)       //do x=x-(y<<(ys*bpe)). Negative answers will be 2s complement.
-  //
-  // The following functions are based on algorithms from the _Handbook of Applied Cryptography_
-  //    powMod_()           = algorithm 14.94, Montgomery exponentiation
-  //    eGCD_,inverseMod_() = algorithm 14.61, Binary extended GCD_
-  //    GCD_()              = algorothm 14.57, Lehmer's algorithm
-  //    mont_()             = algorithm 14.36, Montgomery multiplication
-  //    divide_()           = algorithm 14.20  Multiple-precision division
-  //    squareMod_()        = algorithm 14.16  Multiple-precision squaring
-  //    randTruePrime_()    = algorithm  4.62, Maurer's algorithm
-  //    millerRabin()       = algorithm  4.24, Miller-Rabin algorithm
-  //
-  // Profiling shows:
-  //     randTruePrime_() spends:
-  //         10% of its time in calls to powMod_()
-  //         85% of its time in calls to millerRabin()
-  //     millerRabin() spends:
-  //         99% of its time in calls to powMod_()   (always with a base of 2)
-  //     powMod_() spends:
-  //         94% of its time in calls to mont_()  (almost always with x==y)
-  //
-  // This suggests there are several ways to speed up this library slightly:
-  //     - convert powMod_ to use a Montgomery form of k-ary window (or maybe a Montgomery form of sliding window)
-  //         -- this should especially focus on being fast when raising 2 to a power mod n
-  //     - convert randTruePrime_() to use a minimum r of 1/3 instead of 1/2 with the appropriate change to the test
-  //     - tune the parameters in randTruePrime_(), including c, m, and recLimit
-  //     - speed up the single loop in mont_() that takes 95% of the runtime, perhaps by reducing checking
-  //       within the loop when all the parameters are the same length.
-  //
-  // There are several ideas that look like they wouldn't help much at all:
-  //     - replacing trial division in randTruePrime_() with a sieve (that speeds up something taking almost no time anyway)
-  //     - increase bpe from 15 to 30 (that would help if we had a 32*32->64 multiplier, but not with JavaScript's 32*32->32)
-  //     - speeding up mont_(x,y,n,np) when x==y by doing a non-modular, non-Montgomery square
-  //       followed by a Montgomery reduction.  The intermediate answer will be twice as long as x, so that
-  //       method would be slower.  This is unfortunate because the code currently spends almost all of its time
-  //       doing mont_(x,x,...), both for randTruePrime_() and powMod_().  A faster method for Montgomery squaring
-  //       would have a large impact on the speed of randTruePrime_() and powMod_().  HAC has a couple of poorly-worded
-  //       sentences that seem to imply it's faster to do a non-modular square followed by a single
-  //       Montgomery reduction, but that's obviously wrong.
-  ////////////////////////////////////////////////////////////////////////////////////////
-
-  //globals
-
-  // The number of significant bits in the fraction of a JavaScript
-  // floating-point number is 52, independent of platform.
-  // See: https://github.com/arlolra/otr/issues/41
-
-  var bpe = 26;          // bits stored per array element
-  var radix = 1 << bpe;  // equals 2^bpe
-  var mask = radix - 1;  // AND this with an array element to chop it down to bpe bits
-
-  //the digits for converting to different bases
-  var digitsStr='0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz_=!@#$%^&*()[]{}|;:,.<>/?`~ \\\'\"+-';
-
-  var one=int2bigInt(1,1,1);     //constant used in powMod_()
-
-  //the following global variables are scratchpad memory to 
-  //reduce dynamic memory allocation in the inner loop
-  var t=new Array(0);
-  var ss=t;       //used in mult_()
-  var s0=t;       //used in multMod_(), squareMod_()
-  var s1=t;       //used in powMod_(), multMod_(), squareMod_()
-  var s2=t;       //used in powMod_(), multMod_()
-  var s3=t;       //used in powMod_()
-  var s4=t, s5=t; //used in mod_()
-  var s6=t;       //used in bigInt2str()
-  var s7=t;       //used in powMod_()
-  var T=t;        //used in GCD_()
-  var sa=t;       //used in mont_()
-  var mr_x1=t, mr_r=t, mr_a=t;                                      //used in millerRabin()
-  var eg_v=t, eg_u=t, eg_A=t, eg_B=t, eg_C=t, eg_D=t;               //used in eGCD_(), inverseMod_()
-  var md_q1=t, md_q2=t, md_q3=t, md_r=t, md_r1=t, md_r2=t, md_tt=t; //used in mod_()
-
-  var primes=t, pows=t, s_i=t, s_i2=t, s_R=t, s_rm=t, s_q=t, s_n1=t;
-  var s_a=t, s_r2=t, s_n=t, s_b=t, s_d=t, s_x1=t, s_x2=t, s_aa=t; //used in randTruePrime_()
-    
-  var rpprb=t; //used in randProbPrimeRounds() (which also uses "primes")
-
-  ////////////////////////////////////////////////////////////////////////////////////////
-
-
-  //return array of all primes less than integer n
-  function findPrimes(n) {
-    var i,s,p,ans;
-    s=new Array(n);
-    for (i=0;i<n;i++)
-      s[i]=0;
-    s[0]=2;
-    p=0;    //first p elements of s are primes, the rest are a sieve
-    for(;s[p]<n;) {                  //s[p] is the pth prime
-      for(i=s[p]*s[p]; i<n; i+=s[p]) //mark multiples of s[p]
-        s[i]=1;
-      p++;
-      s[p]=s[p-1]+1;
-      for(; s[p]<n && s[s[p]]; s[p]++); //find next prime (where s[p]==0)
-    }
-    ans=new Array(p);
-    for(i=0;i<p;i++)
-      ans[i]=s[i];
-    return ans;
-  }
-
-
-  //does a single round of Miller-Rabin base b consider x to be a possible prime?
-  //x is a bigInt, and b is an integer, with b<x
-  function millerRabinInt(x,b) {
-    if (mr_x1.length!=x.length) {
-      mr_x1=dup(x);
-      mr_r=dup(x);
-      mr_a=dup(x);
-    }
-
-    copyInt_(mr_a,b);
-    return millerRabin(x,mr_a);
-  }
-
-  //does a single round of Miller-Rabin base b consider x to be a possible prime?
-  //x and b are bigInts with b<x
-  function millerRabin(x,b) {
-    var i,j,k,s;
-
-    if (mr_x1.length!=x.length) {
-      mr_x1=dup(x);
-      mr_r=dup(x);
-      mr_a=dup(x);
-    }
-
-    copy_(mr_a,b);
-    copy_(mr_r,x);
-    copy_(mr_x1,x);
-
-    addInt_(mr_r,-1);
-    addInt_(mr_x1,-1);
-
-    //s=the highest power of two that divides mr_r
-
-    /*
-    k=0;
-    for (i=0;i<mr_r.length;i++)
-      for (j=1;j<mask;j<<=1)
-        if (x[i] & j) {
-          s=(k<mr_r.length+bpe ? k : 0); 
-           i=mr_r.length;
-           j=mask;
-        } else
-          k++;
-    */
-
-    /* http://www.javascripter.net/math/primes/millerrabinbug-bigint54.htm */
-    if (isZero(mr_r)) return 0;
-    for (k=0; mr_r[k]==0; k++);
-    for (i=1,j=2; mr_r[k]%j==0; j*=2,i++ );
-    s = k*bpe + i - 1;
-    /* end */
-
-    if (s)                
-      rightShift_(mr_r,s);
-
-    powMod_(mr_a,mr_r,x);
-
-    if (!equalsInt(mr_a,1) && !equals(mr_a,mr_x1)) {
-      j=1;
-      while (j<=s-1 && !equals(mr_a,mr_x1)) {
-        squareMod_(mr_a,x);
-        if (equalsInt(mr_a,1)) {
-          return 0;
-        }
-        j++;
-      }
-      if (!equals(mr_a,mr_x1)) {
-        return 0;
-      }
-    }
-    return 1;  
-  }
-
-  //returns how many bits long the bigInt is, not counting leading zeros.
-  function bitSize(x) {
-    var j,z,w;
-    for (j=x.length-1; (x[j]==0) && (j>0); j--);
-    for (z=0,w=x[j]; w; (w>>=1),z++);
-    z+=bpe*j;
-    return z;
-  }
-
-  //return a copy of x with at least n elements, adding leading zeros if needed
-  function expand(x,n) {
-    var ans=int2bigInt(0,(x.length>n ? x.length : n)*bpe,0);
-    copy_(ans,x);
-    return ans;
-  }
-
-  //return a k-bit true random prime using Maurer's algorithm.
-  function randTruePrime(k) {
-    var ans=int2bigInt(0,k,0);
-    randTruePrime_(ans,k);
-    return trim(ans,1);
-  }
-
-  //return a k-bit random probable prime with probability of error < 2^-80
-  function randProbPrime(k) {
-    if (k>=600) return randProbPrimeRounds(k,2); //numbers from HAC table 4.3
-    if (k>=550) return randProbPrimeRounds(k,4);
-    if (k>=500) return randProbPrimeRounds(k,5);
-    if (k>=400) return randProbPrimeRounds(k,6);
-    if (k>=350) return randProbPrimeRounds(k,7);
-    if (k>=300) return randProbPrimeRounds(k,9);
-    if (k>=250) return randProbPrimeRounds(k,12); //numbers from HAC table 4.4
-    if (k>=200) return randProbPrimeRounds(k,15);
-    if (k>=150) return randProbPrimeRounds(k,18);
-    if (k>=100) return randProbPrimeRounds(k,27);
-                return randProbPrimeRounds(k,40); //number from HAC remark 4.26 (only an estimate)
-  }
-
-  //return a k-bit probable random prime using n rounds of Miller Rabin (after trial division with small primes)
-  function randProbPrimeRounds(k,n) {
-    var ans, i, divisible, B; 
-    B=30000;  //B is largest prime to use in trial division
-    ans=int2bigInt(0,k,0);
-    
-    //optimization: try larger and smaller B to find the best limit.
-    
-    if (primes.length==0)
-      primes=findPrimes(30000);  //check for divisibility by primes <=30000
-
-    if (rpprb.length!=ans.length)
-      rpprb=dup(ans);
-
-    for (;;) { //keep trying random values for ans until one appears to be prime
-      //optimization: pick a random number times L=2*3*5*...*p, plus a 
-      //   random element of the list of all numbers in [0,L) not divisible by any prime up to p.
-      //   This can reduce the amount of random number generation.
-      
-      randBigInt_(ans,k,0); //ans = a random odd number to check
-      ans[0] |= 1; 
-      divisible=0;
-    
-      //check ans for divisibility by small primes up to B
-      for (i=0; (i<primes.length) && (primes[i]<=B); i++)
-        if (modInt(ans,primes[i])==0 && !equalsInt(ans,primes[i])) {
-          divisible=1;
-          break;
-        }      
-      
-      //optimization: change millerRabin so the base can be bigger than the number being checked, then eliminate the while here.
-      
-      //do n rounds of Miller Rabin, with random bases less than ans
-      for (i=0; i<n && !divisible; i++) {
-        randBigInt_(rpprb,k,0);
-        while(!greater(ans,rpprb)) //pick a random rpprb that's < ans
-          randBigInt_(rpprb,k,0);
-        if (!millerRabin(ans,rpprb))
-          divisible=1;
-      }
-      
-      if(!divisible)
-        return ans;
-    }  
-  }
-
-  //return a new bigInt equal to (x mod n) for bigInts x and n.
-  function mod(x,n) {
-    var ans=dup(x);
-    mod_(ans,n);
-    return trim(ans,1);
-  }
-
-  //return (x+n) where x is a bigInt and n is an integer.
-  function addInt(x,n) {
-    var ans=expand(x,x.length+1);
-    addInt_(ans,n);
-    return trim(ans,1);
-  }
-
-  //return x*y for bigInts x and y. This is faster when y<x.
-  function mult(x,y) {
-    var ans=expand(x,x.length+y.length);
-    mult_(ans,y);
-    return trim(ans,1);
-  }
-
-  //return (x**y mod n) where x,y,n are bigInts and ** is exponentiation.  0**0=1. Faster for odd n.
-  function powMod(x,y,n) {
-    var ans=expand(x,n.length);  
-    powMod_(ans,trim(y,2),trim(n,2),0);  //this should work without the trim, but doesn't
-    return trim(ans,1);
-  }
-
-  //return (x-y) for bigInts x and y.  Negative answers will be 2s complement
-  function sub(x,y) {
-    var ans=expand(x,(x.length>y.length ? x.length+1 : y.length+1)); 
-    sub_(ans,y);
-    return trim(ans,1);
-  }
-
-  //return (x+y) for bigInts x and y.  
-  function add(x,y) {
-    var ans=expand(x,(x.length>y.length ? x.length+1 : y.length+1)); 
-    add_(ans,y);
-    return trim(ans,1);
-  }
-
-  //return (x**(-1) mod n) for bigInts x and n.  If no inverse exists, it returns null
-  function inverseMod(x,n) {
-    var ans=expand(x,n.length); 
-    var s;
-    s=inverseMod_(ans,n);
-    return s ? trim(ans,1) : null;
-  }
-
-  //return (x*y mod n) for bigInts x,y,n.  For greater speed, let y<x.
-  function multMod(x,y,n) {
-    var ans=expand(x,n.length);
-    multMod_(ans,y,n);
-    return trim(ans,1);
-  }
-
-  //generate a k-bit true random prime using Maurer's algorithm,
-  //and put it into ans.  The bigInt ans must be large enough to hold it.
-  function randTruePrime_(ans,k) {
-    var c,w,m,pm,dd,j,r,B,divisible,z,zz,recSize,recLimit;
-
-    if (primes.length==0)
-      primes=findPrimes(30000);  //check for divisibility by primes <=30000
-
-    if (pows.length==0) {
-      pows=new Array(512);
-      for (j=0;j<512;j++) {
-        pows[j]=Math.pow(2,j/511.0-1.0);
-      }
-    }
-
-    //c and m should be tuned for a particular machine and value of k, to maximize speed
-    c=0.1;  //c=0.1 in HAC
-    m=20;   //generate this k-bit number by first recursively generating a number that has between k/2 and k-m bits
-    recLimit=20; //stop recursion when k <=recLimit.  Must have recLimit >= 2
-
-    if (s_i2.length!=ans.length) {
-      s_i2=dup(ans);
-      s_R =dup(ans);
-      s_n1=dup(ans);
-      s_r2=dup(ans);
-      s_d =dup(ans);
-      s_x1=dup(ans);
-      s_x2=dup(ans);
-      s_b =dup(ans);
-      s_n =dup(ans);
-      s_i =dup(ans);
-      s_rm=dup(ans);
-      s_q =dup(ans);
-      s_a =dup(ans);
-      s_aa=dup(ans);
-    }
-
-    if (k <= recLimit) {  //generate small random primes by trial division up to its square root
-      pm=(1<<((k+2)>>1))-1; //pm is binary number with all ones, just over sqrt(2^k)
-      copyInt_(ans,0);
-      for (dd=1;dd;) {
-        dd=0;
-        ans[0]= 1 | (1<<(k-1)) | randomBitInt(k);  //random, k-bit, odd integer, with msb 1
-        for (j=1;(j<primes.length) && ((primes[j]&pm)==primes[j]);j++) { //trial division by all primes 3...sqrt(2^k)
-          if (0==(ans[0]%primes[j])) {
-            dd=1;
-            break;
-          }
-        }
-      }
-      carry_(ans);
-      return;
-    }
-
-    B=c*k*k;    //try small primes up to B (or all the primes[] array if the largest is less than B).
-    if (k>2*m)  //generate this k-bit number by first recursively generating a number that has between k/2 and k-m bits
-      for (r=1; k-k*r<=m; )
-        r=pows[randomBitInt(9)];   //r=Math.pow(2,Math.random()-1);
-    else
-      r=0.5;
-
-    //simulation suggests the more complex algorithm using r=.333 is only slightly faster.
-
-    recSize=Math.floor(r*k)+1;
-
-    randTruePrime_(s_q,recSize);
-    copyInt_(s_i2,0);
-    s_i2[Math.floor((k-2)/bpe)] |= (1<<((k-2)%bpe));   //s_i2=2^(k-2)
-    divide_(s_i2,s_q,s_i,s_rm);                        //s_i=floor((2^(k-1))/(2q))
-
-    z=bitSize(s_i);
-
-    for (;;) {
-      for (;;) {  //generate z-bit numbers until one falls in the range [0,s_i-1]
-        randBigInt_(s_R,z,0);
-        if (greater(s_i,s_R))
-          break;
-      }                //now s_R is in the range [0,s_i-1]
-      addInt_(s_R,1);  //now s_R is in the range [1,s_i]
-      add_(s_R,s_i);   //now s_R is in the range [s_i+1,2*s_i]
-
-      copy_(s_n,s_q);
-      mult_(s_n,s_R); 
-      multInt_(s_n,2);
-      addInt_(s_n,1);    //s_n=2*s_R*s_q+1
-      
-      copy_(s_r2,s_R);
-      multInt_(s_r2,2);  //s_r2=2*s_R
-
-      //check s_n for divisibility by small primes up to B
-      for (divisible=0,j=0; (j<primes.length) && (primes[j]<B); j++)
-        if (modInt(s_n,primes[j])==0 && !equalsInt(s_n,primes[j])) {
-          divisible=1;
-          break;
-        }      
-
-      if (!divisible)    //if it passes small primes check, then try a single Miller-Rabin base 2
-        if (!millerRabinInt(s_n,2)) //this line represents 75% of the total runtime for randTruePrime_ 
-          divisible=1;
-
-      if (!divisible) {  //if it passes that test, continue checking s_n
-        addInt_(s_n,-3);
-        for (j=s_n.length-1;(s_n[j]==0) && (j>0); j--);  //strip leading zeros
-        for (zz=0,w=s_n[j]; w; (w>>=1),zz++);
-        zz+=bpe*j;                             //zz=number of bits in s_n, ignoring leading zeros
-        for (;;) {  //generate z-bit numbers until one falls in the range [0,s_n-1]
-          randBigInt_(s_a,zz,0);
-          if (greater(s_n,s_a))
-            break;
-        }                //now s_a is in the range [0,s_n-1]
-        addInt_(s_n,3);  //now s_a is in the range [0,s_n-4]
-        addInt_(s_a,2);  //now s_a is in the range [2,s_n-2]
-        copy_(s_b,s_a);
-        copy_(s_n1,s_n);
-        addInt_(s_n1,-1);
-        powMod_(s_b,s_n1,s_n);   //s_b=s_a^(s_n-1) modulo s_n
-        addInt_(s_b,-1);
-        if (isZero(s_b)) {
-          copy_(s_b,s_a);
-          powMod_(s_b,s_r2,s_n);
-          addInt_(s_b,-1);
-          copy_(s_aa,s_n);
-          copy_(s_d,s_b);
-          GCD_(s_d,s_n);  //if s_b and s_n are relatively prime, then s_n is a prime
-          if (equalsInt(s_d,1)) {
-            copy_(ans,s_aa);
-            return;     //if we've made it this far, then s_n is absolutely guaranteed to be prime
-          }
-        }
-      }
-    }
-  }
-
-  //Return an n-bit random BigInt (n>=1).  If s=1, then the most significant of those n bits is set to 1.
-  function randBigInt(n,s) {
-    var a,b;
-    a=Math.floor((n-1)/bpe)+2; //# array elements to hold the BigInt with a leading 0 element
-    b=int2bigInt(0,0,a);
-    randBigInt_(b,n,s);
-    return b;
-  }
-
-  //Set b to an n-bit random BigInt.  If s=1, then the most significant of those n bits is set to 1.
-  //Array b must be big enough to hold the result. Must have n>=1
-  function randBigInt_(b,n,s) {
-    var i,a;
-    for (i=0;i<b.length;i++)
-      b[i]=0;
-    a=Math.floor((n-1)/bpe)+1; //# array elements to hold the BigInt
-    for (i=0;i<a;i++) {
-      b[i]=randomBitInt(bpe);
-    }
-    b[a-1] &= (2<<((n-1)%bpe))-1;
-    if (s==1)
-      b[a-1] |= (1<<((n-1)%bpe));
-  }
-
-  //Return the greatest common divisor of bigInts x and y (each with same number of elements).
-  function GCD(x,y) {
-    var xc,yc;
-    xc=dup(x);
-    yc=dup(y);
-    GCD_(xc,yc);
-    return xc;
-  }
-
-  //set x to the greatest common divisor of bigInts x and y (each with same number of elements).
-  //y is destroyed.
-  function GCD_(x,y) {
-    var i,xp,yp,A,B,C,D,q,sing,qp;
-    if (T.length!=x.length)
-      T=dup(x);
-
-    sing=1;
-    while (sing) { //while y has nonzero elements other than y[0]
-      sing=0;
-      for (i=1;i<y.length;i++) //check if y has nonzero elements other than 0
-        if (y[i]) {
-          sing=1;
-          break;
-        }
-      if (!sing) break; //quit when y all zero elements except possibly y[0]
-
-      for (i=x.length;!x[i] && i>=0;i--);  //find most significant element of x
-      xp=x[i];
-      yp=y[i];
-      A=1; B=0; C=0; D=1;
-      while ((yp+C) && (yp+D)) {
-        q =Math.floor((xp+A)/(yp+C));
-        qp=Math.floor((xp+B)/(yp+D));
-        if (q!=qp)
-          break;
-        t= A-q*C;   A=C;   C=t;    //  do (A,B,xp, C,D,yp) = (C,D,yp, A,B,xp) - q*(0,0,0, C,D,yp)      
-        t= B-q*D;   B=D;   D=t;
-        t=xp-q*yp; xp=yp; yp=t;
-      }
-      if (B) {
-        copy_(T,x);
-        linComb_(x,y,A,B); //x=A*x+B*y
-        linComb_(y,T,D,C); //y=D*y+C*T
-      } else {
-        mod_(x,y);
-        copy_(T,x);
-        copy_(x,y);
-        copy_(y,T);
-      } 
-    }
-    if (y[0]==0)
-      return;
-    t=modInt(x,y[0]);
-    copyInt_(x,y[0]);
-    y[0]=t;
-    while (y[0]) {
-      x[0]%=y[0];
-      t=x[0]; x[0]=y[0]; y[0]=t;
-    }
-  }
-
-  //do x=x**(-1) mod n, for bigInts x and n.
-  //If no inverse exists, it sets x to zero and returns 0, else it returns 1.
-  //The x array must be at least as large as the n array.
-  function inverseMod_(x,n) {
-    var k=1+2*Math.max(x.length,n.length);
-
-    if(!(x[0]&1)  && !(n[0]&1)) {  //if both inputs are even, then inverse doesn't exist
-      copyInt_(x,0);
-      return 0;
-    }
-
-    if (eg_u.length!=k) {
-      eg_u=new Array(k);
-      eg_v=new Array(k);
-      eg_A=new Array(k);
-      eg_B=new Array(k);
-      eg_C=new Array(k);
-      eg_D=new Array(k);
-    }
-
-    copy_(eg_u,x);
-    copy_(eg_v,n);
-    copyInt_(eg_A,1);
-    copyInt_(eg_B,0);
-    copyInt_(eg_C,0);
-    copyInt_(eg_D,1);
-    for (;;) {
-      while(!(eg_u[0]&1)) {  //while eg_u is even
-        halve_(eg_u);
-        if (!(eg_A[0]&1) && !(eg_B[0]&1)) { //if eg_A==eg_B==0 mod 2
-          halve_(eg_A);
-          halve_(eg_B);      
-        } else {
-          add_(eg_A,n);  halve_(eg_A);
-          sub_(eg_B,x);  halve_(eg_B);
-        }
-      }
-
-      while (!(eg_v[0]&1)) {  //while eg_v is even
-        halve_(eg_v);
-        if (!(eg_C[0]&1) && !(eg_D[0]&1)) { //if eg_C==eg_D==0 mod 2
-          halve_(eg_C);
-          halve_(eg_D);      
-        } else {
-          add_(eg_C,n);  halve_(eg_C);
-          sub_(eg_D,x);  halve_(eg_D);
-        }
-      }
-
-      if (!greater(eg_v,eg_u)) { //eg_v <= eg_u
-        sub_(eg_u,eg_v);
-        sub_(eg_A,eg_C);
-        sub_(eg_B,eg_D);
-      } else {                   //eg_v > eg_u
-        sub_(eg_v,eg_u);
-        sub_(eg_C,eg_A);
-        sub_(eg_D,eg_B);
-      }
-
-      if (equalsInt(eg_u,0)) {
-        while (negative(eg_C)) //make sure answer is nonnegative
-          add_(eg_C,n);
-        copy_(x,eg_C);
-
-        if (!equalsInt(eg_v,1)) { //if GCD_(x,n)!=1, then there is no inverse
-          copyInt_(x,0);
-          return 0;
-        }
-        return 1;
-      }
-    }
-  }
-
-  //return x**(-1) mod n, for integers x and n.  Return 0 if there is no inverse
-  function inverseModInt(x,n) {
-    var a=1,b=0,t;
-    for (;;) {
-      if (x==1) return a;
-      if (x==0) return 0;
-      b-=a*Math.floor(n/x);
-      n%=x;
-
-      if (n==1) return b; //to avoid negatives, change this b to n-b, and each -= to +=
-      if (n==0) return 0;
-      a-=b*Math.floor(x/n);
-      x%=n;
-    }
-  }
-
-  //this deprecated function is for backward compatibility only. 
-  function inverseModInt_(x,n) {
-     return inverseModInt(x,n);
-  }
-
-
-  //Given positive bigInts x and y, change the bigints v, a, and b to positive bigInts such that:
-  //     v = GCD_(x,y) = a*x-b*y
-  //The bigInts v, a, b, must have exactly as many elements as the larger of x and y.
-  function eGCD_(x,y,v,a,b) {
-    var g=0;
-    var k=Math.max(x.length,y.length);
-    if (eg_u.length!=k) {
-      eg_u=new Array(k);
-      eg_A=new Array(k);
-      eg_B=new Array(k);
-      eg_C=new Array(k);
-      eg_D=new Array(k);
-    }
-    while(!(x[0]&1)  && !(y[0]&1)) {  //while x and y both even
-      halve_(x);
-      halve_(y);
-      g++;
-    }
-    copy_(eg_u,x);
-    copy_(v,y);
-    copyInt_(eg_A,1);
-    copyInt_(eg_B,0);
-    copyInt_(eg_C,0);
-    copyInt_(eg_D,1);
-    for (;;) {
-      while(!(eg_u[0]&1)) {  //while u is even
-        halve_(eg_u);
-        if (!(eg_A[0]&1) && !(eg_B[0]&1)) { //if A==B==0 mod 2
-          halve_(eg_A);
-          halve_(eg_B);      
-        } else {
-          add_(eg_A,y);  halve_(eg_A);
-          sub_(eg_B,x);  halve_(eg_B);
-        }
-      }
-
-      while (!(v[0]&1)) {  //while v is even
-        halve_(v);
-        if (!(eg_C[0]&1) && !(eg_D[0]&1)) { //if C==D==0 mod 2
-          halve_(eg_C);
-          halve_(eg_D);      
-        } else {
-          add_(eg_C,y);  halve_(eg_C);
-          sub_(eg_D,x);  halve_(eg_D);
-        }
-      }
-
-      if (!greater(v,eg_u)) { //v<=u
-        sub_(eg_u,v);
-        sub_(eg_A,eg_C);
-        sub_(eg_B,eg_D);
-      } else {                //v>u
-        sub_(v,eg_u);
-        sub_(eg_C,eg_A);
-        sub_(eg_D,eg_B);
-      }
-      if (equalsInt(eg_u,0)) {
-        while (negative(eg_C)) {   //make sure a (C) is nonnegative
-          add_(eg_C,y);
-          sub_(eg_D,x);
-        }
-        multInt_(eg_D,-1);  ///make sure b (D) is nonnegative
-        copy_(a,eg_C);
-        copy_(b,eg_D);
-        leftShift_(v,g);
-        return;
-      }
-    }
-  }
-
-
-  //is bigInt x negative?
-  function negative(x) {
-    return ((x[x.length-1]>>(bpe-1))&1);
-  }
-
-
-  //is (x << (shift*bpe)) > y?
-  //x and y are nonnegative bigInts
-  //shift is a nonnegative integer
-  function greaterShift(x,y,shift) {
-    var i, kx=x.length, ky=y.length;
-    var k=((kx+shift)<ky) ? (kx+shift) : ky;
-    for (i=ky-1-shift; i<kx && i>=0; i++) 
-      if (x[i]>0)
-        return 1; //if there are nonzeros in x to the left of the first column of y, then x is bigger
-    for (i=kx-1+shift; i<ky; i++)
-      if (y[i]>0)
-        return 0; //if there are nonzeros in y to the left of the first column of x, then x is not bigger
-    for (i=k-1; i>=shift; i--)
-      if      (x[i-shift]>y[i]) return 1;
-      else if (x[i-shift]<y[i]) return 0;
-    return 0;
-  }
-
-  //is x > y? (x and y both nonnegative)
-  function greater(x,y) {
-    var i;
-    var k=(x.length<y.length) ? x.length : y.length;
-
-    for (i=x.length;i<y.length;i++)
-      if (y[i])
-        return 0;  //y has more digits
-
-    for (i=y.length;i<x.length;i++)
-      if (x[i])
-        return 1;  //x has more digits
-
-    for (i=k-1;i>=0;i--)
-      if (x[i]>y[i])
-        return 1;
-      else if (x[i]<y[i])
-        return 0;
-    return 0;
-  }
-
-  //divide x by y giving quotient q and remainder r.  (q=floor(x/y),  r=x mod y).  All 4 are bigints.
-  //x must have at least one leading zero element.
-  //y must be nonzero.
-  //q and r must be arrays that are exactly the same length as x. (Or q can have more).
-  //Must have x.length >= y.length >= 2.
-  function divide_(x,y,q,r) {
-    var kx, ky;
-    var i,j,y1,y2,c,a,b;
-    copy_(r,x);
-    for (ky=y.length;y[ky-1]==0;ky--); //ky is number of elements in y, not including leading zeros
-
-    //normalize: ensure the most significant element of y has its highest bit set  
-    b=y[ky-1];
-    for (a=0; b; a++)
-      b>>=1;  
-    a=bpe-a;  //a is how many bits to shift so that the high order bit of y is leftmost in its array element
-    leftShift_(y,a);  //multiply both by 1<<a now, then divide both by that at the end
-    leftShift_(r,a);
-
-    //Rob Visser discovered a bug: the following line was originally just before the normalization.
-    for (kx=r.length;r[kx-1]==0 && kx>ky;kx--); //kx is number of elements in normalized x, not including leading zeros
-
-    copyInt_(q,0);                      // q=0
-    while (!greaterShift(y,r,kx-ky)) {  // while (leftShift_(y,kx-ky) <= r) {
-      subShift_(r,y,kx-ky);             //   r=r-leftShift_(y,kx-ky)
-      q[kx-ky]++;                       //   q[kx-ky]++;
-    }                                   // }
-
-    for (i=kx-1; i>=ky; i--) {
-      if (r[i]==y[ky-1])
-        q[i-ky]=mask;
-      else
-        q[i-ky]=Math.floor((r[i]*radix+r[i-1])/y[ky-1]);
-
-      //The following for(;;) loop is equivalent to the commented while loop, 
-      //except that the uncommented version avoids overflow.
-      //The commented loop comes from HAC, which assumes r[-1]==y[-1]==0
-      //  while (q[i-ky]*(y[ky-1]*radix+y[ky-2]) > r[i]*radix*radix+r[i-1]*radix+r[i-2])
-      //    q[i-ky]--;    
-      for (;;) {
-        y2=(ky>1 ? y[ky-2] : 0)*q[i-ky];
-        c=y2;
-        y2=y2 & mask;
-        c = (c - y2) / radix;
-        y1=c+q[i-ky]*y[ky-1];
-        c=y1;
-        y1=y1 & mask;
-        c = (c - y1) / radix;
-
-        if (c==r[i] ? y1==r[i-1] ? y2>(i>1 ? r[i-2] : 0) : y1>r[i-1] : c>r[i]) 
-          q[i-ky]--;
-        else
-          break;
-      }
-
-      linCombShift_(r,y,-q[i-ky],i-ky);    //r=r-q[i-ky]*leftShift_(y,i-ky)
-      if (negative(r)) {
-        addShift_(r,y,i-ky);         //r=r+leftShift_(y,i-ky)
-        q[i-ky]--;
-      }
-    }
-
-    rightShift_(y,a);  //undo the normalization step
-    rightShift_(r,a);  //undo the normalization step
-  }
-
-  //do carries and borrows so each element of the bigInt x fits in bpe bits.
-  function carry_(x) {
-    var i,k,c,b;
-    k=x.length;
-    c=0;
-    for (i=0;i<k;i++) {
-      c+=x[i];
-      b=0;
-      if (c<0) {
-        b = c & mask;
-        b = -((c - b) / radix);
-        c+=b*radix;
-      }
-      x[i]=c & mask;
-      c = ((c - x[i]) / radix) - b;
-    }
-  }
-
-  //return x mod n for bigInt x and integer n.
-  function modInt(x,n) {
-    var i,c=0;
-    for (i=x.length-1; i>=0; i--)
-      c=(c*radix+x[i])%n;
-    return c;
-  }
-
-  //convert the integer t into a bigInt with at least the given number of bits.
-  //the returned array stores the bigInt in bpe-bit chunks, little endian (buff[0] is least significant word)
-  //Pad the array with leading zeros so that it has at least minSize elements.
-  //There will always be at least one leading 0 element.
-  function int2bigInt(t,bits,minSize) {   
-    var i,k, buff;
-    k=Math.ceil(bits/bpe)+1;
-    k=minSize>k ? minSize : k;
-    buff=new Array(k);
-    copyInt_(buff,t);
-    return buff;
-  }
-
-  //return the bigInt given a string representation in a given base.  
-  //Pad the array with leading zeros so that it has at least minSize elements.
-  //If base=-1, then it reads in a space-separated list of array elements in decimal.
-  //The array will always have at least one leading zero, unless base=-1.
-  function str2bigInt(s,base,minSize) {
-    var d, i, j, x, y, kk;
-    var k=s.length;
-    if (base==-1) { //comma-separated list of array elements in decimal
-      x=new Array(0);
-      for (;;) {
-        y=new Array(x.length+1);
-        for (i=0;i<x.length;i++)
-          y[i+1]=x[i];
-        y[0]=parseInt(s,10);
-        x=y;
-        d=s.indexOf(',',0);
-        if (d<1) 
-          break;
-        s=s.substring(d+1);
-        if (s.length==0)
-          break;
-      }
-      if (x.length<minSize) {
-        y=new Array(minSize);
-        copy_(y,x);
-        return y;
-      }
-      return x;
-    }
-
-    // log2(base)*k
-    var bb = base, p = 0;
-    var b = base == 1 ? k : 0;
-    while (bb > 1) {
-      if (bb & 1) p = 1;
-      b += k;
-      bb >>= 1;
-    }
-    b += p*k;
-
-    x=int2bigInt(0,b,0);
-    for (i=0;i<k;i++) {
-      d=digitsStr.indexOf(s.substring(i,i+1),0);
-      if (base<=36 && d>=36)  //convert lowercase to uppercase if base<=36
-        d-=26;
-      if (d>=base || d<0) {   //stop at first illegal character
-        break;
-      }
-      multInt_(x,base);
-      addInt_(x,d);
-    }
-
-    for (k=x.length;k>0 && !x[k-1];k--); //strip off leading zeros
-    k=minSize>k+1 ? minSize : k+1;
-    y=new Array(k);
-    kk=k<x.length ? k : x.length;
-    for (i=0;i<kk;i++)
-      y[i]=x[i];
-    for (;i<k;i++)
-      y[i]=0;
-    return y;
-  }
-
-  //is bigint x equal to integer y?
-  //y must have less than bpe bits
-  function equalsInt(x,y) {
-    var i;
-    if (x[0]!=y)
-      return 0;
-    for (i=1;i<x.length;i++)
-      if (x[i])
-        return 0;
-    return 1;
-  }
-
-  //are bigints x and y equal?
-  //this works even if x and y are different lengths and have arbitrarily many leading zeros
-  function equals(x,y) {
-    var i;
-    var k=x.length<y.length ? x.length : y.length;
-    for (i=0;i<k;i++)
-      if (x[i]!=y[i])
-        return 0;
-    if (x.length>y.length) {
-      for (;i<x.length;i++)
-        if (x[i])
-          return 0;
-    } else {
-      for (;i<y.length;i++)
-        if (y[i])
-          return 0;
-    }
-    return 1;
-  }
-
-  //is the bigInt x equal to zero?
-  function isZero(x) {
-    var i;
-    for (i=0;i<x.length;i++)
-      if (x[i])
-        return 0;
-    return 1;
-  }
-
-  //convert a bigInt into a string in a given base, from base 2 up to base 95.
-  //Base -1 prints the contents of the array representing the number.
-  function bigInt2str(x,base) {
-    var i,t,s="";
-
-    if (s6.length!=x.length) 
-      s6=dup(x);
-    else
-      copy_(s6,x);
-
-    if (base==-1) { //return the list of array contents
-      for (i=x.length-1;i>0;i--)
-        s+=x[i]+',';
-      s+=x[0];
-    }
-    else { //return it in the given base
-      while (!isZero(s6)) {
-        t=divInt_(s6,base);  //t=s6 % base; s6=floor(s6/base);
-        s=digitsStr.substring(t,t+1)+s;
-      }
-    }
-    if (s.length==0)
-      s="0";
-    return s;
-  }
-
-  //returns a duplicate of bigInt x
-  function dup(x) {
-    var i, buff;
-    buff=new Array(x.length);
-    copy_(buff,x);
-    return buff;
-  }
-
-  //do x=y on bigInts x and y.  x must be an array at least as big as y (not counting the leading zeros in y).
-  function copy_(x,y) {
-    var i;
-    var k=x.length<y.length ? x.length : y.length;
-    for (i=0;i<k;i++)
-      x[i]=y[i];
-    for (i=k;i<x.length;i++)
-      x[i]=0;
-  }
-
-  //do x=y on bigInt x and integer y.  
-  function copyInt_(x,n) {
-    var i,c;
-    for (c=n,i=0;i<x.length;i++) {
-      x[i]=c & mask;
-      c>>=bpe;
-    }
-  }
-
-  //do x=x+n where x is a bigInt and n is an integer.
-  //x must be large enough to hold the result.
-  function addInt_(x,n) {
-    var i,k,c,b;
-    x[0]+=n;
-    k=x.length;
-    c=0;
-    for (i=0;i<k;i++) {
-      c+=x[i];
-      b=0;
-      if (c<0) {
-        b = c & mask;
-        b = -((c - b) / radix);
-        c+=b*radix;
-      }
-      x[i]=c & mask;
-      c = ((c - x[i]) / radix) - b;
-      if (!c) return; //stop carrying as soon as the carry is zero
-    }
-  }
-
-  //right shift bigInt x by n bits.
-  function rightShift_(x,n) {
-    var i;
-    var k=Math.floor(n/bpe);
-    if (k) {
-      for (i=0;i<x.length-k;i++) //right shift x by k elements
-        x[i]=x[i+k];
-      for (;i<x.length;i++)
-        x[i]=0;
-      n%=bpe;
-    }
-    for (i=0;i<x.length-1;i++) {
-      x[i]=mask & ((x[i+1]<<(bpe-n)) | (x[i]>>n));
-    }
-    x[i]>>=n;
-  }
-
-  //do x=floor(|x|/2)*sgn(x) for bigInt x in 2's complement
-  function halve_(x) {
-    var i;
-    for (i=0;i<x.length-1;i++) {
-      x[i]=mask & ((x[i+1]<<(bpe-1)) | (x[i]>>1));
-    }
-    x[i]=(x[i]>>1) | (x[i] & (radix>>1));  //most significant bit stays the same
-  }
-
-  //left shift bigInt x by n bits.
-  function leftShift_(x,n) {
-    var i;
-    var k=Math.floor(n/bpe);
-    if (k) {
-      for (i=x.length; i>=k; i--) //left shift x by k elements
-        x[i]=x[i-k];
-      for (;i>=0;i--)
-        x[i]=0;  
-      n%=bpe;
-    }
-    if (!n)
-      return;
-    for (i=x.length-1;i>0;i--) {
-      x[i]=mask & ((x[i]<<n) | (x[i-1]>>(bpe-n)));
-    }
-    x[i]=mask & (x[i]<<n);
-  }
-
-  //do x=x*n where x is a bigInt and n is an integer.
-  //x must be large enough to hold the result.
-  function multInt_(x,n) {
-    var i,k,c,b;
-    if (!n)
-      return;
-    k=x.length;
-    c=0;
-    for (i=0;i<k;i++) {
-      c+=x[i]*n;
-      b=0;
-      if (c<0) {
-        b = c & mask;
-        b = -((c - b) / radix);
-        c+=b*radix;
-      }
-      x[i]=c & mask;
-      c = ((c - x[i]) / radix) - b;
-    }
-  }
-
-  //do x=floor(x/n) for bigInt x and integer n, and return the remainder
-  function divInt_(x,n) {
-    var i,r=0,s;
-    for (i=x.length-1;i>=0;i--) {
-      s=r*radix+x[i];
-      x[i]=Math.floor(s/n);
-      r=s%n;
-    }
-    return r;
-  }
-
-  //do the linear combination x=a*x+b*y for bigInts x and y, and integers a and b.
-  //x must be large enough to hold the answer.
-  function linComb_(x,y,a,b) {
-    var i,c,k,kk;
-    k=x.length<y.length ? x.length : y.length;
-    kk=x.length;
-    for (c=0,i=0;i<k;i++) {
-      c+=a*x[i]+b*y[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;i<kk;i++) {
-      c+=a*x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do the linear combination x=a*x+b*(y<<(ys*bpe)) for bigInts x and y, and integers a, b and ys.
-  //x must be large enough to hold the answer.
-  function linCombShift_(x,y,b,ys) {
-    var i,c,k,kk;
-    k=x.length<ys+y.length ? x.length : ys+y.length;
-    kk=x.length;
-    for (c=0,i=ys;i<k;i++) {
-      c+=x[i]+b*y[i-ys];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<kk;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x+(y<<(ys*bpe)) for bigInts x and y, and integers a,b and ys.
-  //x must be large enough to hold the answer.
-  function addShift_(x,y,ys) {
-    var i,c,k,kk;
-    k=x.length<ys+y.length ? x.length : ys+y.length;
-    kk=x.length;
-    for (c=0,i=ys;i<k;i++) {
-      c+=x[i]+y[i-ys];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<kk;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x-(y<<(ys*bpe)) for bigInts x and y, and integers a,b and ys.
-  //x must be large enough to hold the answer.
-  function subShift_(x,y,ys) {
-    var i,c,k,kk;
-    k=x.length<ys+y.length ? x.length : ys+y.length;
-    kk=x.length;
-    for (c=0,i=ys;i<k;i++) {
-      c+=x[i]-y[i-ys];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<kk;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x-y for bigInts x and y.
-  //x must be large enough to hold the answer.
-  //negative answers will be 2s complement
-  function sub_(x,y) {
-    var i,c,k,kk;
-    k=x.length<y.length ? x.length : y.length;
-    for (c=0,i=0;i<k;i++) {
-      c+=x[i]-y[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<x.length;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x+y for bigInts x and y.
-  //x must be large enough to hold the answer.
-  function add_(x,y) {
-    var i,c,k,kk;
-    k=x.length<y.length ? x.length : y.length;
-    for (c=0,i=0;i<k;i++) {
-      c+=x[i]+y[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<x.length;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x*y for bigInts x and y.  This is faster when y<x.
-  function mult_(x,y) {
-    var i;
-    if (ss.length!=2*x.length)
-      ss=new Array(2*x.length);
-    copyInt_(ss,0);
-    for (i=0;i<y.length;i++)
-      if (y[i])
-        linCombShift_(ss,x,y[i],i);   //ss=1*ss+y[i]*(x<<(i*bpe))
-    copy_(x,ss);
-  }
-
-  //do x=x mod n for bigInts x and n.
-  function mod_(x,n) {
-    if (s4.length!=x.length)
-      s4=dup(x);
-    else
-      copy_(s4,x);
-    if (s5.length!=x.length)
-      s5=dup(x);  
-    divide_(s4,n,s5,x);  //x = remainder of s4 / n
-  }
-
-  //do x=x*y mod n for bigInts x,y,n.
-  //for greater speed, let y<x.
-  function multMod_(x,y,n) {
-    var i;
-    if (s0.length!=2*x.length)
-      s0=new Array(2*x.length);
-    copyInt_(s0,0);
-    for (i=0;i<y.length;i++)
-      if (y[i])
-        linCombShift_(s0,x,y[i],i);   //s0=1*s0+y[i]*(x<<(i*bpe))
-    mod_(s0,n);
-    copy_(x,s0);
-  }
-
-  //do x=x*x mod n for bigInts x,n.
-  function squareMod_(x,n) {
-    var i,j,d,c,kx,kn,k;
-    for (kx=x.length; kx>0 && !x[kx-1]; kx--);  //ignore leading zeros in x
-    k=kx>n.length ? 2*kx : 2*n.length; //k=# elements in the product, which is twice the elements in the larger of x and n
-    if (s0.length!=k) 
-      s0=new Array(k);
-    copyInt_(s0,0);
-    for (i=0;i<kx;i++) {
-      c=s0[2*i]+x[i]*x[i];
-      s0[2*i]=c & mask;
-      c = (c - s0[2*i]) / radix;
-      for (j=i+1;j<kx;j++) {
-        c=s0[i+j]+2*x[i]*x[j]+c;
-        s0[i+j]=(c & mask);
-        c = (c - s0[i+j]) / radix;
-      }
-      s0[i+kx]=c;
-    }
-    mod_(s0,n);
-    copy_(x,s0);
-  }
-
-  //return x with exactly k leading zero elements
-  function trim(x,k) {
-    var i,y;
-    for (i=x.length; i>0 && !x[i-1]; i--);
-    y=new Array(i+k);
-    copy_(y,x);
-    return y;
-  }
-
-  //do x=x**y mod n, where x,y,n are bigInts and ** is exponentiation.  0**0=1.
-  //this is faster when n is odd.  x usually needs to have as many elements as n.
-  function powMod_(x,y,n) {
-    var k1,k2,kn,np;
-    if(s7.length!=n.length)
-      s7=dup(n);
-
-    //for even modulus, use a simple square-and-multiply algorithm,
-    //rather than using the more complex Montgomery algorithm.
-    if ((n[0]&1)==0) {
-      copy_(s7,x);
-      copyInt_(x,1);
-      while(!equalsInt(y,0)) {
-        if (y[0]&1)
-          multMod_(x,s7,n);
-        divInt_(y,2);
-        squareMod_(s7,n); 
-      }
-      return;
-    }
-
-    //calculate np from n for the Montgomery multiplications
-    copyInt_(s7,0);
-    for (kn=n.length;kn>0 && !n[kn-1];kn--);
-    np=radix-inverseModInt(modInt(n,radix),radix);
-    s7[kn]=1;
-    multMod_(x ,s7,n);   // x = x * 2**(kn*bp) mod n
-
-    if (s3.length!=x.length)
-      s3=dup(x);
-    else
-      copy_(s3,x);
-
-    for (k1=y.length-1;k1>0 & !y[k1]; k1--);  //k1=first nonzero element of y
-    if (y[k1]==0) {  //anything to the 0th power is 1
-      copyInt_(x,1);
-      return;
-    }
-    for (k2=1<<(bpe-1);k2 && !(y[k1] & k2); k2>>=1);  //k2=position of first 1 bit in y[k1]
-    for (;;) {
-      if (!(k2>>=1)) {  //look at next bit of y
-        k1--;
-        if (k1<0) {
-          mont_(x,one,n,np);
-          return;
-        }
-        k2=1<<(bpe-1);
-      }    
-      mont_(x,x,n,np);
-
-      if (k2 & y[k1]) //if next bit is a 1
-        mont_(x,s3,n,np);
-    }
-  }
-
-
-  //do x=x*y*Ri mod n for bigInts x,y,n, 
-  //  where Ri = 2**(-kn*bpe) mod n, and kn is the 
-  //  number of elements in the n array, not 
-  //  counting leading zeros.  
-  //x array must have at least as many elemnts as the n array
-  //It's OK if x and y are the same variable.
-  //must have:
-  //  x,y < n
-  //  n is odd
-  //  np = -(n^(-1)) mod radix
-  function mont_(x,y,n,np) {
-    var i,j,c,ui,t,t2,ks;
-    var kn=n.length;
-    var ky=y.length;
-
-    if (sa.length!=kn)
-      sa=new Array(kn);
-      
-    copyInt_(sa,0);
-
-    for (;kn>0 && n[kn-1]==0;kn--); //ignore leading zeros of n
-    for (;ky>0 && y[ky-1]==0;ky--); //ignore leading zeros of y
-    ks=sa.length-1; //sa will never have more than this many nonzero elements.  
-
-    //the following loop consumes 95% of the runtime for randTruePrime_() and powMod_() for large numbers
-    for (i=0; i<kn; i++) {
-      t=sa[0]+x[i]*y[0];
-      ui=((t & mask) * np) & mask;  //the inner "& mask" was needed on Safari (but not MSIE) at one time
-      c=(t+ui*n[0]);
-      c = (c - (c & mask)) / radix;
-      t=x[i];
-      
-      //do sa=(sa+x[i]*y+ui*n)/b   where b=2**bpe.  Loop is unrolled 5-fold for speed
-      j=1;
-      for (;j<ky-4;) {
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      for (;j<ky;)   {
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      for (;j<kn-4;) {
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      for (;j<kn;)   {
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      for (;j<ks;)   {
-        c+=sa[j];                t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      sa[j-1]=c & mask;
-    }
-
-    if (!greater(n,sa))
-      sub_(sa,n);
-    copy_(x,sa);
-  }
-
-
-  // otr.js additions
-
-
-  // computes num / den mod n
-  function divMod(num, den, n) {
-    return multMod(num, inverseMod(den, n), n)
-  }
-
-  // computes one - two mod n
-  function subMod(one, two, n) {
-    one = mod(one, n)
-    two = mod(two, n)
-    if (greater(two, one)) one = add(one, n)
-    return sub(one, two)
-  }
-
-  // computes 2^m as a bigInt
-  function twoToThe(m) {
-    var b = Math.floor(m / bpe) + 2
-    var t = new Array(b)
-    for (var i = 0; i < b; i++) t[i] = 0
-    t[b - 2] = 1 << (m % bpe)
-    return t
-  }
-
-  // cache these results for faster lookup
-  var _num2bin = (function () {
-    var i = 0, _num2bin= {}
-    for (; i < 0x100; ++i) {
-      _num2bin[i] = String.fromCharCode(i)  // 0 -> "\00"
-    }
-    return _num2bin
-  }())
-
-  // serialize a bigInt to an ascii string
-  // padded up to pad length
-  function bigInt2bits(bi, pad) {
-    pad || (pad = 0)
-    bi = dup(bi)
-    var ba = ''
-    while (!isZero(bi)) {
-      ba = _num2bin[bi[0] & 0xff] + ba
-      rightShift_(bi, 8)
-    }
-    while (ba.length < pad) {
-      ba = '\x00' + ba
-    }
-    return ba
-  }
-
-  // converts a byte array to a bigInt
-  function ba2bigInt(data) {
-    var mpi = str2bigInt('0', 10, data.length)
-    data.forEach(function (d, i) {
-      if (i) leftShift_(mpi, 8)
-      mpi[0] |= d
-    })
-    return mpi
-  }
-
-  // returns a function that returns an array of n bytes
-  var randomBytes = (function () {
-
-    // in node
-    if ( typeof crypto !== 'undefined' &&
-      typeof crypto.randomBytes === 'function' ) {
-      return function (n) {
-        try {
-          var buf = crypto.randomBytes(n)
-        } catch (e) { throw e }
-        return Array.prototype.slice.call(buf, 0)
-      }
-    }
-
-    // in browser
-    else if ( typeof crypto !== 'undefined' &&
-      typeof crypto.getRandomValues === 'function' ) {
-      return function (n) {
-        var buf = new Uint8Array(n)
-        crypto.getRandomValues(buf)
-        return Array.prototype.slice.call(buf, 0)
-      }
-    }
-
-    // err
-    else {
-      throw new Error('Keys should not be generated without CSPRNG.')
-    }
-
-  }())
-
-  // Salsa 20 in webworker needs a 40 byte seed
-  function getSeed() {
-    return randomBytes(40)
-  }
-
-  // returns a single random byte
-  function randomByte() {
-    return randomBytes(1)[0]
-  }
-
-  // returns a k-bit random integer
-  function randomBitInt(k) {
-    if (k > 31) throw new Error("Too many bits.")
-    var i = 0, r = 0
-    var b = Math.floor(k / 8)
-    var mask = (1 << (k % 8)) - 1
-    if (mask) r = randomByte() & mask
-    for (; i < b; i++)
-      r = (256 * r) + randomByte()
-    return r
-  }
-
-  return {
-      str2bigInt    : str2bigInt
-    , bigInt2str    : bigInt2str
-    , int2bigInt    : int2bigInt
-    , multMod       : multMod
-    , powMod        : powMod
-    , inverseMod    : inverseMod
-    , randBigInt    : randBigInt
-    , randBigInt_   : randBigInt_
-    , equals        : equals
-    , equalsInt     : equalsInt
-    , sub           : sub
-    , mod           : mod
-    , modInt        : modInt
-    , mult          : mult
-    , divInt_       : divInt_
-    , rightShift_   : rightShift_
-    , dup           : dup
-    , greater       : greater
-    , add           : add
-    , isZero        : isZero
-    , bitSize       : bitSize
-    , millerRabin   : millerRabin
-    , divide_       : divide_
-    , trim          : trim
-    , primes        : primes
-    , findPrimes    : findPrimes
-    , getSeed       : getSeed
-    , divMod        : divMod
-    , subMod        : subMod
-    , twoToThe      : twoToThe
-    , bigInt2bits   : bigInt2bits
-    , ba2bigInt     : ba2bigInt
-  }
-
-}))
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/crypto.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/crypto.js
deleted file mode 100644
index d34731b..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/crypto.js
+++ /dev/null
@@ -1,2434 +0,0 @@
-;(function (root, factory) {
-
-  if (typeof define === "function" && define.amd) {
-    define(factory)
-  } else if (typeof module !== 'undefined' && module.exports) {
-    module.exports = factory()
-  } else {
-    root.CryptoJS = factory()
-  }
-
-}(this, function () {
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/**
- * CryptoJS core components.
- */
-var CryptoJS = CryptoJS || (function (Math, undefined) {
-    /**
-     * CryptoJS namespace.
-     */
-    var C = {};
-
-    /**
-     * Library namespace.
-     */
-    var C_lib = C.lib = {};
-
-    /**
-     * Base object for prototypal inheritance.
-     */
-    var Base = C_lib.Base = (function () {
-        function F() {}
-
-        return {
-            /**
-             * Creates a new object that inherits from this object.
-             *
-             * @param {Object} overrides Properties to copy into the new object.
-             *
-             * @return {Object} The new object.
-             *
-             * @static
-             *
-             * @example
-             *
-             *     var MyType = CryptoJS.lib.Base.extend({
-             *         field: 'value',
-             *
-             *         method: function () {
-             *         }
-             *     });
-             */
-            extend: function (overrides) {
-                // Spawn
-                F.prototype = this;
-                var subtype = new F();
-
-                // Augment
-                if (overrides) {
-                    subtype.mixIn(overrides);
-                }
-
-                // Create default initializer
-                if (!subtype.hasOwnProperty('init')) {
-                    subtype.init = function () {
-                        subtype.$super.init.apply(this, arguments);
-                    };
-                }
-
-                // Initializer's prototype is the subtype object
-                subtype.init.prototype = subtype;
-
-                // Reference supertype
-                subtype.$super = this;
-
-                return subtype;
-            },
-
-            /**
-             * Extends this object and runs the init method.
-             * Arguments to create() will be passed to init().
-             *
-             * @return {Object} The new object.
-             *
-             * @static
-             *
-             * @example
-             *
-             *     var instance = MyType.create();
-             */
-            create: function () {
-                var instance = this.extend();
-                instance.init.apply(instance, arguments);
-
-                return instance;
-            },
-
-            /**
-             * Initializes a newly created object.
-             * Override this method to add some logic when your objects are created.
-             *
-             * @example
-             *
-             *     var MyType = CryptoJS.lib.Base.extend({
-             *         init: function () {
-             *             // ...
-             *         }
-             *     });
-             */
-            init: function () {
-            },
-
-            /**
-             * Copies properties into this object.
-             *
-             * @param {Object} properties The properties to mix in.
-             *
-             * @example
-             *
-             *     MyType.mixIn({
-             *         field: 'value'
-             *     });
-             */
-            mixIn: function (properties) {
-                for (var propertyName in properties) {
-                    if (properties.hasOwnProperty(propertyName)) {
-                        this[propertyName] = properties[propertyName];
-                    }
-                }
-
-                // IE won't copy toString using the loop above
-                if (properties.hasOwnProperty('toString')) {
-                    this.toString = properties.toString;
-                }
-            },
-
-            /**
-             * Creates a copy of this object.
-             *
-             * @return {Object} The clone.
-             *
-             * @example
-             *
-             *     var clone = instance.clone();
-             */
-            clone: function () {
-                return this.init.prototype.extend(this);
-            }
-        };
-    }());
-
-    /**
-     * An array of 32-bit words.
-     *
-     * @property {Array} words The array of 32-bit words.
-     * @property {number} sigBytes The number of significant bytes in this word array.
-     */
-    var WordArray = C_lib.WordArray = Base.extend({
-        /**
-         * Initializes a newly created word array.
-         *
-         * @param {Array} words (Optional) An array of 32-bit words.
-         * @param {number} sigBytes (Optional) The number of significant bytes in the words.
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.lib.WordArray.create();
-         *     var wordArray = CryptoJS.lib.WordArray.create([0x00010203, 0x04050607]);
-         *     var wordArray = CryptoJS.lib.WordArray.create([0x00010203, 0x04050607], 6);
-         */
-        init: function (words, sigBytes) {
-            words = this.words = words || [];
-
-            if (sigBytes != undefined) {
-                this.sigBytes = sigBytes;
-            } else {
-                this.sigBytes = words.length * 4;
-            }
-        },
-
-        /**
-         * Converts this word array to a string.
-         *
-         * @param {Encoder} encoder (Optional) The encoding strategy to use. Default: CryptoJS.enc.Hex
-         *
-         * @return {string} The stringified word array.
-         *
-         * @example
-         *
-         *     var string = wordArray + '';
-         *     var string = wordArray.toString();
-         *     var string = wordArray.toString(CryptoJS.enc.Utf8);
-         */
-        toString: function (encoder) {
-            return (encoder || Hex).stringify(this);
-        },
-
-        /**
-         * Concatenates a word array to this word array.
-         *
-         * @param {WordArray} wordArray The word array to append.
-         *
-         * @return {WordArray} This word array.
-         *
-         * @example
-         *
-         *     wordArray1.concat(wordArray2);
-         */
-        concat: function (wordArray) {
-            // Shortcuts
-            var thisWords = this.words;
-            var thatWords = wordArray.words;
-            var thisSigBytes = this.sigBytes;
-            var thatSigBytes = wordArray.sigBytes;
-
-            // Clamp excess bits
-            this.clamp();
-
-            // Concat
-            if (thisSigBytes % 4) {
-                // Copy one byte at a time
-                for (var i = 0; i < thatSigBytes; i++) {
-                    var thatByte = (thatWords[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
-                    thisWords[(thisSigBytes + i) >>> 2] |= thatByte << (24 - ((thisSigBytes + i) % 4) * 8);
-                }
-            } else if (thatWords.length > 0xffff) {
-                // Copy one word at a time
-                for (var i = 0; i < thatSigBytes; i += 4) {
-                    thisWords[(thisSigBytes + i) >>> 2] = thatWords[i >>> 2];
-                }
-            } else {
-                // Copy all words at once
-                thisWords.push.apply(thisWords, thatWords);
-            }
-            this.sigBytes += thatSigBytes;
-
-            // Chainable
-            return this;
-        },
-
-        /**
-         * Removes insignificant bits.
-         *
-         * @example
-         *
-         *     wordArray.clamp();
-         */
-        clamp: function () {
-            // Shortcuts
-            var words = this.words;
-            var sigBytes = this.sigBytes;
-
-            // Clamp
-            words[sigBytes >>> 2] &= 0xffffffff << (32 - (sigBytes % 4) * 8);
-            words.length = Math.ceil(sigBytes / 4);
-        },
-
-        /**
-         * Creates a copy of this word array.
-         *
-         * @return {WordArray} The clone.
-         *
-         * @example
-         *
-         *     var clone = wordArray.clone();
-         */
-        clone: function () {
-            var clone = Base.clone.call(this);
-            clone.words = this.words.slice(0);
-
-            return clone;
-        },
-
-        /**
-         * Creates a word array filled with random bytes.
-         *
-         * @param {number} nBytes The number of random bytes to generate.
-         *
-         * @return {WordArray} The random word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.lib.WordArray.random(16);
-         */
-        random: function (nBytes) {
-            var words = [];
-            for (var i = 0; i < nBytes; i += 4) {
-                words.push((Math.random() * 0x100000000) | 0);
-            }
-
-            return new WordArray.init(words, nBytes);
-        }
-    });
-
-    /**
-     * Encoder namespace.
-     */
-    var C_enc = C.enc = {};
-
-    /**
-     * Hex encoding strategy.
-     */
-    var Hex = C_enc.Hex = {
-        /**
-         * Converts a word array to a hex string.
-         *
-         * @param {WordArray} wordArray The word array.
-         *
-         * @return {string} The hex string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var hexString = CryptoJS.enc.Hex.stringify(wordArray);
-         */
-        stringify: function (wordArray) {
-            // Shortcuts
-            var words = wordArray.words;
-            var sigBytes = wordArray.sigBytes;
-
-            // Convert
-            var hexChars = [];
-            for (var i = 0; i < sigBytes; i++) {
-                var bite = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
-                hexChars.push((bite >>> 4).toString(16));
-                hexChars.push((bite & 0x0f).toString(16));
-            }
-
-            return hexChars.join('');
-        },
-
-        /**
-         * Converts a hex string to a word array.
-         *
-         * @param {string} hexStr The hex string.
-         *
-         * @return {WordArray} The word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.enc.Hex.parse(hexString);
-         */
-        parse: function (hexStr) {
-            // Shortcut
-            var hexStrLength = hexStr.length;
-
-            // Convert
-            var words = [];
-            for (var i = 0; i < hexStrLength; i += 2) {
-                words[i >>> 3] |= parseInt(hexStr.substr(i, 2), 16) << (24 - (i % 8) * 4);
-            }
-
-            return new WordArray.init(words, hexStrLength / 2);
-        }
-    };
-
-    /**
-     * Latin1 encoding strategy.
-     */
-    var Latin1 = C_enc.Latin1 = {
-        /**
-         * Converts a word array to a Latin1 string.
-         *
-         * @param {WordArray} wordArray The word array.
-         *
-         * @return {string} The Latin1 string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var latin1String = CryptoJS.enc.Latin1.stringify(wordArray);
-         */
-        stringify: function (wordArray) {
-            // Shortcuts
-            var words = wordArray.words;
-            var sigBytes = wordArray.sigBytes;
-
-            // Convert
-            var latin1Chars = [];
-            for (var i = 0; i < sigBytes; i++) {
-                var bite = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
-                latin1Chars.push(String.fromCharCode(bite));
-            }
-
-            return latin1Chars.join('');
-        },
-
-        /**
-         * Converts a Latin1 string to a word array.
-         *
-         * @param {string} latin1Str The Latin1 string.
-         *
-         * @return {WordArray} The word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.enc.Latin1.parse(latin1String);
-         */
-        parse: function (latin1Str) {
-            // Shortcut
-            var latin1StrLength = latin1Str.length;
-
-            // Convert
-            var words = [];
-            for (var i = 0; i < latin1StrLength; i++) {
-                words[i >>> 2] |= (latin1Str.charCodeAt(i) & 0xff) << (24 - (i % 4) * 8);
-            }
-
-            return new WordArray.init(words, latin1StrLength);
-        }
-    };
-
-    /**
-     * UTF-8 encoding strategy.
-     */
-    var Utf8 = C_enc.Utf8 = {
-        /**
-         * Converts a word array to a UTF-8 string.
-         *
-         * @param {WordArray} wordArray The word array.
-         *
-         * @return {string} The UTF-8 string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var utf8String = CryptoJS.enc.Utf8.stringify(wordArray);
-         */
-        stringify: function (wordArray) {
-            try {
-                return decodeURIComponent(escape(Latin1.stringify(wordArray)));
-            } catch (e) {
-                throw new Error('Malformed UTF-8 data');
-            }
-        },
-
-        /**
-         * Converts a UTF-8 string to a word array.
-         *
-         * @param {string} utf8Str The UTF-8 string.
-         *
-         * @return {WordArray} The word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.enc.Utf8.parse(utf8String);
-         */
-        parse: function (utf8Str) {
-            return Latin1.parse(unescape(encodeURIComponent(utf8Str)));
-        }
-    };
-
-    /**
-     * Abstract buffered block algorithm template.
-     *
-     * The property blockSize must be implemented in a concrete subtype.
-     *
-     * @property {number} _minBufferSize The number of blocks that should be kept unprocessed in the buffer. Default: 0
-     */
-    var BufferedBlockAlgorithm = C_lib.BufferedBlockAlgorithm = Base.extend({
-        /**
-         * Resets this block algorithm's data buffer to its initial state.
-         *
-         * @example
-         *
-         *     bufferedBlockAlgorithm.reset();
-         */
-        reset: function () {
-            // Initial values
-            this._data = new WordArray.init();
-            this._nDataBytes = 0;
-        },
-
-        /**
-         * Adds new data to this block algorithm's buffer.
-         *
-         * @param {WordArray|string} data The data to append. Strings are converted to a WordArray using UTF-8.
-         *
-         * @example
-         *
-         *     bufferedBlockAlgorithm._append('data');
-         *     bufferedBlockAlgorithm._append(wordArray);
-         */
-        _append: function (data) {
-            // Convert string to WordArray, else assume WordArray already
-            if (typeof data == 'string') {
-                data = Utf8.parse(data);
-            }
-
-            // Append
-            this._data.concat(data);
-            this._nDataBytes += data.sigBytes;
-        },
-
-        /**
-         * Processes available data blocks.
-         *
-         * This method invokes _doProcessBlock(offset), which must be implemented by a concrete subtype.
-         *
-         * @param {boolean} doFlush Whether all blocks and partial blocks should be processed.
-         *
-         * @return {WordArray} The processed data.
-         *
-         * @example
-         *
-         *     var processedData = bufferedBlockAlgorithm._process();
-         *     var processedData = bufferedBlockAlgorithm._process(!!'flush');
-         */
-        _process: function (doFlush) {
-            // Shortcuts
-            var data = this._data;
-            var dataWords = data.words;
-            var dataSigBytes = data.sigBytes;
-            var blockSize = this.blockSize;
-            var blockSizeBytes = blockSize * 4;
-
-            // Count blocks ready
-            var nBlocksReady = dataSigBytes / blockSizeBytes;
-            if (doFlush) {
-                // Round up to include partial blocks
-                nBlocksReady = Math.ceil(nBlocksReady);
-            } else {
-                // Round down to include only full blocks,
-                // less the number of blocks that must remain in the buffer
-                nBlocksReady = Math.max((nBlocksReady | 0) - this._minBufferSize, 0);
-            }
-
-            // Count words ready
-            var nWordsReady = nBlocksReady * blockSize;
-
-            // Count bytes ready
-            var nBytesReady = Math.min(nWordsReady * 4, dataSigBytes);
-
-            // Process blocks
-            if (nWordsReady) {
-                for (var offset = 0; offset < nWordsReady; offset += blockSize) {
-                    // Perform concrete-algorithm logic
-                    this._doProcessBlock(dataWords, offset);
-                }
-
-                // Remove processed words
-                var processedWords = dataWords.splice(0, nWordsReady);
-                data.sigBytes -= nBytesReady;
-            }
-
-            // Return processed words
-            return new WordArray.init(processedWords, nBytesReady);
-        },
-
-        /**
-         * Creates a copy of this object.
-         *
-         * @return {Object} The clone.
-         *
-         * @example
-         *
-         *     var clone = bufferedBlockAlgorithm.clone();
-         */
-        clone: function () {
-            var clone = Base.clone.call(this);
-            clone._data = this._data.clone();
-
-            return clone;
-        },
-
-        _minBufferSize: 0
-    });
-
-    /**
-     * Abstract hasher template.
-     *
-     * @property {number} blockSize The number of 32-bit words this hasher operates on. Default: 16 (512 bits)
-     */
-    var Hasher = C_lib.Hasher = BufferedBlockAlgorithm.extend({
-        /**
-         * Configuration options.
-         */
-        cfg: Base.extend(),
-
-        /**
-         * Initializes a newly created hasher.
-         *
-         * @param {Object} cfg (Optional) The configuration options to use for this hash computation.
-         *
-         * @example
-         *
-         *     var hasher = CryptoJS.algo.SHA256.create();
-         */
-        init: function (cfg) {
-            // Apply config defaults
-            this.cfg = this.cfg.extend(cfg);
-
-            // Set initial values
-            this.reset();
-        },
-
-        /**
-         * Resets this hasher to its initial state.
-         *
-         * @example
-         *
-         *     hasher.reset();
-         */
-        reset: function () {
-            // Reset data buffer
-            BufferedBlockAlgorithm.reset.call(this);
-
-            // Perform concrete-hasher logic
-            this._doReset();
-        },
-
-        /**
-         * Updates this hasher with a message.
-         *
-         * @param {WordArray|string} messageUpdate The message to append.
-         *
-         * @return {Hasher} This hasher.
-         *
-         * @example
-         *
-         *     hasher.update('message');
-         *     hasher.update(wordArray);
-         */
-        update: function (messageUpdate) {
-            // Append
-            this._append(messageUpdate);
-
-            // Update the hash
-            this._process();
-
-            // Chainable
-            return this;
-        },
-
-        /**
-         * Finalizes the hash computation.
-         * Note that the finalize operation is effectively a destructive, read-once operation.
-         *
-         * @param {WordArray|string} messageUpdate (Optional) A final message update.
-         *
-         * @return {WordArray} The hash.
-         *
-         * @example
-         *
-         *     var hash = hasher.finalize();
-         *     var hash = hasher.finalize('message');
-         *     var hash = hasher.finalize(wordArray);
-         */
-        finalize: function (messageUpdate) {
-            // Final message update
-            if (messageUpdate) {
-                this._append(messageUpdate);
-            }
-
-            // Perform concrete-hasher logic
-            var hash = this._doFinalize();
-
-            return hash;
-        },
-
-        blockSize: 512/32,
-
-        /**
-         * Creates a shortcut function to a hasher's object interface.
-         *
-         * @param {Hasher} hasher The hasher to create a helper for.
-         *
-         * @return {Function} The shortcut function.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var SHA256 = CryptoJS.lib.Hasher._createHelper(CryptoJS.algo.SHA256);
-         */
-        _createHelper: function (hasher) {
-            return function (message, cfg) {
-                return new hasher.init(cfg).finalize(message);
-            };
-        },
-
-        /**
-         * Creates a shortcut function to the HMAC's object interface.
-         *
-         * @param {Hasher} hasher The hasher to use in this HMAC helper.
-         *
-         * @return {Function} The shortcut function.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var HmacSHA256 = CryptoJS.lib.Hasher._createHmacHelper(CryptoJS.algo.SHA256);
-         */
-        _createHmacHelper: function (hasher) {
-            return function (message, key) {
-                return new C_algo.HMAC.init(hasher, key).finalize(message);
-            };
-        }
-    });
-
-    /**
-     * Algorithm namespace.
-     */
-    var C_algo = C.algo = {};
-
-    return C;
-}(Math));
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function () {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var WordArray = C_lib.WordArray;
-    var C_enc = C.enc;
-
-    /**
-     * Base64 encoding strategy.
-     */
-    var Base64 = C_enc.Base64 = {
-        /**
-         * Converts a word array to a Base64 string.
-         *
-         * @param {WordArray} wordArray The word array.
-         *
-         * @return {string} The Base64 string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var base64String = CryptoJS.enc.Base64.stringify(wordArray);
-         */
-        stringify: function (wordArray) {
-            // Shortcuts
-            var words = wordArray.words;
-            var sigBytes = wordArray.sigBytes;
-            var map = this._map;
-
-            // Clamp excess bits
-            wordArray.clamp();
-
-            // Convert
-            var base64Chars = [];
-            for (var i = 0; i < sigBytes; i += 3) {
-                var byte1 = (words[i >>> 2]       >>> (24 - (i % 4) * 8))       & 0xff;
-                var byte2 = (words[(i + 1) >>> 2] >>> (24 - ((i + 1) % 4) * 8)) & 0xff;
-                var byte3 = (words[(i + 2) >>> 2] >>> (24 - ((i + 2) % 4) * 8)) & 0xff;
-
-                var triplet = (byte1 << 16) | (byte2 << 8) | byte3;
-
-                for (var j = 0; (j < 4) && (i + j * 0.75 < sigBytes); j++) {
-                    base64Chars.push(map.charAt((triplet >>> (6 * (3 - j))) & 0x3f));
-                }
-            }
-
-            // Add padding
-            var paddingChar = map.charAt(64);
-            if (paddingChar) {
-                while (base64Chars.length % 4) {
-                    base64Chars.push(paddingChar);
-                }
-            }
-
-            return base64Chars.join('');
-        },
-
-        /**
-         * Converts a Base64 string to a word array.
-         *
-         * @param {string} base64Str The Base64 string.
-         *
-         * @return {WordArray} The word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.enc.Base64.parse(base64String);
-         */
-        parse: function (base64Str) {
-            // Shortcuts
-            var base64StrLength = base64Str.length;
-            var map = this._map;
-
-            // Ignore padding
-            var paddingChar = map.charAt(64);
-            if (paddingChar) {
-                var paddingIndex = base64Str.indexOf(paddingChar);
-                if (paddingIndex != -1) {
-                    base64StrLength = paddingIndex;
-                }
-            }
-
-            // Convert
-            var words = [];
-            var nBytes = 0;
-            for (var i = 0; i < base64StrLength; i++) {
-                if (i % 4) {
-                    var bits1 = map.indexOf(base64Str.charAt(i - 1)) << ((i % 4) * 2);
-                    var bits2 = map.indexOf(base64Str.charAt(i)) >>> (6 - (i % 4) * 2);
-                    words[nBytes >>> 2] |= (bits1 | bits2) << (24 - (nBytes % 4) * 8);
-                    nBytes++;
-                }
-            }
-
-            return WordArray.create(words, nBytes);
-        },
-
-        _map: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='
-    };
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/**
- * Cipher core components.
- */
-CryptoJS.lib.Cipher || (function (undefined) {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var Base = C_lib.Base;
-    var WordArray = C_lib.WordArray;
-    var BufferedBlockAlgorithm = C_lib.BufferedBlockAlgorithm;
-    var C_enc = C.enc;
-    var Utf8 = C_enc.Utf8;
-    var Base64 = C_enc.Base64;
-    var C_algo = C.algo;
-    var EvpKDF = C_algo.EvpKDF;
-
-    /**
-     * Abstract base cipher template.
-     *
-     * @property {number} keySize This cipher's key size. Default: 4 (128 bits)
-     * @property {number} ivSize This cipher's IV size. Default: 4 (128 bits)
-     * @property {number} _ENC_XFORM_MODE A constant representing encryption mode.
-     * @property {number} _DEC_XFORM_MODE A constant representing decryption mode.
-     */
-    var Cipher = C_lib.Cipher = BufferedBlockAlgorithm.extend({
-        /**
-         * Configuration options.
-         *
-         * @property {WordArray} iv The IV to use for this operation.
-         */
-        cfg: Base.extend(),
-
-        /**
-         * Creates this cipher in encryption mode.
-         *
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {Cipher} A cipher instance.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var cipher = CryptoJS.algo.AES.createEncryptor(keyWordArray, { iv: ivWordArray });
-         */
-        createEncryptor: function (key, cfg) {
-            return this.create(this._ENC_XFORM_MODE, key, cfg);
-        },
-
-        /**
-         * Creates this cipher in decryption mode.
-         *
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {Cipher} A cipher instance.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var cipher = CryptoJS.algo.AES.createDecryptor(keyWordArray, { iv: ivWordArray });
-         */
-        createDecryptor: function (key, cfg) {
-            return this.create(this._DEC_XFORM_MODE, key, cfg);
-        },
-
-        /**
-         * Initializes a newly created cipher.
-         *
-         * @param {number} xformMode Either the encryption or decryption transormation mode constant.
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @example
-         *
-         *     var cipher = CryptoJS.algo.AES.create(CryptoJS.algo.AES._ENC_XFORM_MODE, keyWordArray, { iv: ivWordArray });
-         */
-        init: function (xformMode, key, cfg) {
-            // Apply config defaults
-            this.cfg = this.cfg.extend(cfg);
-
-            // Store transform mode and key
-            this._xformMode = xformMode;
-            this._key = key;
-
-            // Set initial values
-            this.reset();
-        },
-
-        /**
-         * Resets this cipher to its initial state.
-         *
-         * @example
-         *
-         *     cipher.reset();
-         */
-        reset: function () {
-            // Reset data buffer
-            BufferedBlockAlgorithm.reset.call(this);
-
-            // Perform concrete-cipher logic
-            this._doReset();
-        },
-
-        /**
-         * Adds data to be encrypted or decrypted.
-         *
-         * @param {WordArray|string} dataUpdate The data to encrypt or decrypt.
-         *
-         * @return {WordArray} The data after processing.
-         *
-         * @example
-         *
-         *     var encrypted = cipher.process('data');
-         *     var encrypted = cipher.process(wordArray);
-         */
-        process: function (dataUpdate) {
-            // Append
-            this._append(dataUpdate);
-
-            // Process available blocks
-            return this._process();
-        },
-
-        /**
-         * Finalizes the encryption or decryption process.
-         * Note that the finalize operation is effectively a destructive, read-once operation.
-         *
-         * @param {WordArray|string} dataUpdate The final data to encrypt or decrypt.
-         *
-         * @return {WordArray} The data after final processing.
-         *
-         * @example
-         *
-         *     var encrypted = cipher.finalize();
-         *     var encrypted = cipher.finalize('data');
-         *     var encrypted = cipher.finalize(wordArray);
-         */
-        finalize: function (dataUpdate) {
-            // Final data update
-            if (dataUpdate) {
-                this._append(dataUpdate);
-            }
-
-            // Perform concrete-cipher logic
-            var finalProcessedData = this._doFinalize();
-
-            return finalProcessedData;
-        },
-
-        keySize: 128/32,
-
-        ivSize: 128/32,
-
-        _ENC_XFORM_MODE: 1,
-
-        _DEC_XFORM_MODE: 2,
-
-        /**
-         * Creates shortcut functions to a cipher's object interface.
-         *
-         * @param {Cipher} cipher The cipher to create a helper for.
-         *
-         * @return {Object} An object with encrypt and decrypt shortcut functions.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var AES = CryptoJS.lib.Cipher._createHelper(CryptoJS.algo.AES);
-         */
-        _createHelper: (function () {
-            function selectCipherStrategy(key) {
-                if (typeof key == 'string') {
-                    return PasswordBasedCipher;
-                } else {
-                    return SerializableCipher;
-                }
-            }
-
-            return function (cipher) {
-                return {
-                    encrypt: function (message, key, cfg) {
-                        return selectCipherStrategy(key).encrypt(cipher, message, key, cfg);
-                    },
-
-                    decrypt: function (ciphertext, key, cfg) {
-                        return selectCipherStrategy(key).decrypt(cipher, ciphertext, key, cfg);
-                    }
-                };
-            };
-        }())
-    });
-
-    /**
-     * Abstract base stream cipher template.
-     *
-     * @property {number} blockSize The number of 32-bit words this cipher operates on. Default: 1 (32 bits)
-     */
-    var StreamCipher = C_lib.StreamCipher = Cipher.extend({
-        _doFinalize: function () {
-            // Process partial blocks
-            var finalProcessedBlocks = this._process(!!'flush');
-
-            return finalProcessedBlocks;
-        },
-
-        blockSize: 1
-    });
-
-    /**
-     * Mode namespace.
-     */
-    var C_mode = C.mode = {};
-
-    /**
-     * Abstract base block cipher mode template.
-     */
-    var BlockCipherMode = C_lib.BlockCipherMode = Base.extend({
-        /**
-         * Creates this mode for encryption.
-         *
-         * @param {Cipher} cipher A block cipher instance.
-         * @param {Array} iv The IV words.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var mode = CryptoJS.mode.CBC.createEncryptor(cipher, iv.words);
-         */
-        createEncryptor: function (cipher, iv) {
-            return this.Encryptor.create(cipher, iv);
-        },
-
-        /**
-         * Creates this mode for decryption.
-         *
-         * @param {Cipher} cipher A block cipher instance.
-         * @param {Array} iv The IV words.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var mode = CryptoJS.mode.CBC.createDecryptor(cipher, iv.words);
-         */
-        createDecryptor: function (cipher, iv) {
-            return this.Decryptor.create(cipher, iv);
-        },
-
-        /**
-         * Initializes a newly created mode.
-         *
-         * @param {Cipher} cipher A block cipher instance.
-         * @param {Array} iv The IV words.
-         *
-         * @example
-         *
-         *     var mode = CryptoJS.mode.CBC.Encryptor.create(cipher, iv.words);
-         */
-        init: function (cipher, iv) {
-            this._cipher = cipher;
-            this._iv = iv;
-        }
-    });
-
-    /**
-     * Cipher Block Chaining mode.
-     */
-    var CBC = C_mode.CBC = (function () {
-        /**
-         * Abstract base CBC mode.
-         */
-        var CBC = BlockCipherMode.extend();
-
-        /**
-         * CBC encryptor.
-         */
-        CBC.Encryptor = CBC.extend({
-            /**
-             * Processes the data block at offset.
-             *
-             * @param {Array} words The data words to operate on.
-             * @param {number} offset The offset where the block starts.
-             *
-             * @example
-             *
-             *     mode.processBlock(data.words, offset);
-             */
-            processBlock: function (words, offset) {
-                // Shortcuts
-                var cipher = this._cipher;
-                var blockSize = cipher.blockSize;
-
-                // XOR and encrypt
-                xorBlock.call(this, words, offset, blockSize);
-                cipher.encryptBlock(words, offset);
-
-                // Remember this block to use with next block
-                this._prevBlock = words.slice(offset, offset + blockSize);
-            }
-        });
-
-        /**
-         * CBC decryptor.
-         */
-        CBC.Decryptor = CBC.extend({
-            /**
-             * Processes the data block at offset.
-             *
-             * @param {Array} words The data words to operate on.
-             * @param {number} offset The offset where the block starts.
-             *
-             * @example
-             *
-             *     mode.processBlock(data.words, offset);
-             */
-            processBlock: function (words, offset) {
-                // Shortcuts
-                var cipher = this._cipher;
-                var blockSize = cipher.blockSize;
-
-                // Remember this block to use with next block
-                var thisBlock = words.slice(offset, offset + blockSize);
-
-                // Decrypt and XOR
-                cipher.decryptBlock(words, offset);
-                xorBlock.call(this, words, offset, blockSize);
-
-                // This block becomes the previous block
-                this._prevBlock = thisBlock;
-            }
-        });
-
-        function xorBlock(words, offset, blockSize) {
-            // Shortcut
-            var iv = this._iv;
-
-            // Choose mixing block
-            if (iv) {
-                var block = iv;
-
-                // Remove IV for subsequent blocks
-                this._iv = undefined;
-            } else {
-                var block = this._prevBlock;
-            }
-
-            // XOR blocks
-            for (var i = 0; i < blockSize; i++) {
-                words[offset + i] ^= block[i];
-            }
-        }
-
-        return CBC;
-    }());
-
-    /**
-     * Padding namespace.
-     */
-    var C_pad = C.pad = {};
-
-    /**
-     * PKCS #5/7 padding strategy.
-     */
-    var Pkcs7 = C_pad.Pkcs7 = {
-        /**
-         * Pads data using the algorithm defined in PKCS #5/7.
-         *
-         * @param {WordArray} data The data to pad.
-         * @param {number} blockSize The multiple that the data should be padded to.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     CryptoJS.pad.Pkcs7.pad(wordArray, 4);
-         */
-        pad: function (data, blockSize) {
-            // Shortcut
-            var blockSizeBytes = blockSize * 4;
-
-            // Count padding bytes
-            var nPaddingBytes = blockSizeBytes - data.sigBytes % blockSizeBytes;
-
-            // Create padding word
-            var paddingWord = (nPaddingBytes << 24) | (nPaddingBytes << 16) | (nPaddingBytes << 8) | nPaddingBytes;
-
-            // Create padding
-            var paddingWords = [];
-            for (var i = 0; i < nPaddingBytes; i += 4) {
-                paddingWords.push(paddingWord);
-            }
-            var padding = WordArray.create(paddingWords, nPaddingBytes);
-
-            // Add padding
-            data.concat(padding);
-        },
-
-        /**
-         * Unpads data that had been padded using the algorithm defined in PKCS #5/7.
-         *
-         * @param {WordArray} data The data to unpad.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     CryptoJS.pad.Pkcs7.unpad(wordArray);
-         */
-        unpad: function (data) {
-            // Get number of padding bytes from last byte
-            var nPaddingBytes = data.words[(data.sigBytes - 1) >>> 2] & 0xff;
-
-            // Remove padding
-            data.sigBytes -= nPaddingBytes;
-        }
-    };
-
-    /**
-     * Abstract base block cipher template.
-     *
-     * @property {number} blockSize The number of 32-bit words this cipher operates on. Default: 4 (128 bits)
-     */
-    var BlockCipher = C_lib.BlockCipher = Cipher.extend({
-        /**
-         * Configuration options.
-         *
-         * @property {Mode} mode The block mode to use. Default: CBC
-         * @property {Padding} padding The padding strategy to use. Default: Pkcs7
-         */
-        cfg: Cipher.cfg.extend({
-            mode: CBC,
-            padding: Pkcs7
-        }),
-
-        reset: function () {
-            // Reset cipher
-            Cipher.reset.call(this);
-
-            // Shortcuts
-            var cfg = this.cfg;
-            var iv = cfg.iv;
-            var mode = cfg.mode;
-
-            // Reset block mode
-            if (this._xformMode == this._ENC_XFORM_MODE) {
-                var modeCreator = mode.createEncryptor;
-            } else /* if (this._xformMode == this._DEC_XFORM_MODE) */ {
-                var modeCreator = mode.createDecryptor;
-
-                // Keep at least one block in the buffer for unpadding
-                this._minBufferSize = 1;
-            }
-            this._mode = modeCreator.call(mode, this, iv && iv.words);
-        },
-
-        _doProcessBlock: function (words, offset) {
-            this._mode.processBlock(words, offset);
-        },
-
-        _doFinalize: function () {
-            // Shortcut
-            var padding = this.cfg.padding;
-
-            // Finalize
-            if (this._xformMode == this._ENC_XFORM_MODE) {
-                // Pad data
-                padding.pad(this._data, this.blockSize);
-
-                // Process final blocks
-                var finalProcessedBlocks = this._process(!!'flush');
-            } else /* if (this._xformMode == this._DEC_XFORM_MODE) */ {
-                // Process final blocks
-                var finalProcessedBlocks = this._process(!!'flush');
-
-                // Unpad data
-                padding.unpad(finalProcessedBlocks);
-            }
-
-            return finalProcessedBlocks;
-        },
-
-        blockSize: 128/32
-    });
-
-    /**
-     * A collection of cipher parameters.
-     *
-     * @property {WordArray} ciphertext The raw ciphertext.
-     * @property {WordArray} key The key to this ciphertext.
-     * @property {WordArray} iv The IV used in the ciphering operation.
-     * @property {WordArray} salt The salt used with a key derivation function.
-     * @property {Cipher} algorithm The cipher algorithm.
-     * @property {Mode} mode The block mode used in the ciphering operation.
-     * @property {Padding} padding The padding scheme used in the ciphering operation.
-     * @property {number} blockSize The block size of the cipher.
-     * @property {Format} formatter The default formatting strategy to convert this cipher params object to a string.
-     */
-    var CipherParams = C_lib.CipherParams = Base.extend({
-        /**
-         * Initializes a newly created cipher params object.
-         *
-         * @param {Object} cipherParams An object with any of the possible cipher parameters.
-         *
-         * @example
-         *
-         *     var cipherParams = CryptoJS.lib.CipherParams.create({
-         *         ciphertext: ciphertextWordArray,
-         *         key: keyWordArray,
-         *         iv: ivWordArray,
-         *         salt: saltWordArray,
-         *         algorithm: CryptoJS.algo.AES,
-         *         mode: CryptoJS.mode.CBC,
-         *         padding: CryptoJS.pad.PKCS7,
-         *         blockSize: 4,
-         *         formatter: CryptoJS.format.OpenSSL
-         *     });
-         */
-        init: function (cipherParams) {
-            this.mixIn(cipherParams);
-        },
-
-        /**
-         * Converts this cipher params object to a string.
-         *
-         * @param {Format} formatter (Optional) The formatting strategy to use.
-         *
-         * @return {string} The stringified cipher params.
-         *
-         * @throws Error If neither the formatter nor the default formatter is set.
-         *
-         * @example
-         *
-         *     var string = cipherParams + '';
-         *     var string = cipherParams.toString();
-         *     var string = cipherParams.toString(CryptoJS.format.OpenSSL);
-         */
-        toString: function (formatter) {
-            return (formatter || this.formatter).stringify(this);
-        }
-    });
-
-    /**
-     * Format namespace.
-     */
-    var C_format = C.format = {};
-
-    /**
-     * OpenSSL formatting strategy.
-     */
-    var OpenSSLFormatter = C_format.OpenSSL = {
-        /**
-         * Converts a cipher params object to an OpenSSL-compatible string.
-         *
-         * @param {CipherParams} cipherParams The cipher params object.
-         *
-         * @return {string} The OpenSSL-compatible string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var openSSLString = CryptoJS.format.OpenSSL.stringify(cipherParams);
-         */
-        stringify: function (cipherParams) {
-            // Shortcuts
-            var ciphertext = cipherParams.ciphertext;
-            var salt = cipherParams.salt;
-
-            // Format
-            if (salt) {
-                var wordArray = WordArray.create([0x53616c74, 0x65645f5f]).concat(salt).concat(ciphertext);
-            } else {
-                var wordArray = ciphertext;
-            }
-
-            return wordArray.toString(Base64);
-        },
-
-        /**
-         * Converts an OpenSSL-compatible string to a cipher params object.
-         *
-         * @param {string} openSSLStr The OpenSSL-compatible string.
-         *
-         * @return {CipherParams} The cipher params object.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var cipherParams = CryptoJS.format.OpenSSL.parse(openSSLString);
-         */
-        parse: function (openSSLStr) {
-            // Parse base64
-            var ciphertext = Base64.parse(openSSLStr);
-
-            // Shortcut
-            var ciphertextWords = ciphertext.words;
-
-            // Test for salt
-            if (ciphertextWords[0] == 0x53616c74 && ciphertextWords[1] == 0x65645f5f) {
-                // Extract salt
-                var salt = WordArray.create(ciphertextWords.slice(2, 4));
-
-                // Remove salt from ciphertext
-                ciphertextWords.splice(0, 4);
-                ciphertext.sigBytes -= 16;
-            }
-
-            return CipherParams.create({ ciphertext: ciphertext, salt: salt });
-        }
-    };
-
-    /**
-     * A cipher wrapper that returns ciphertext as a serializable cipher params object.
-     */
-    var SerializableCipher = C_lib.SerializableCipher = Base.extend({
-        /**
-         * Configuration options.
-         *
-         * @property {Formatter} format The formatting strategy to convert cipher param objects to and from a string. Default: OpenSSL
-         */
-        cfg: Base.extend({
-            format: OpenSSLFormatter
-        }),
-
-        /**
-         * Encrypts a message.
-         *
-         * @param {Cipher} cipher The cipher algorithm to use.
-         * @param {WordArray|string} message The message to encrypt.
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {CipherParams} A cipher params object.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key);
-         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key, { iv: iv });
-         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key, { iv: iv, format: CryptoJS.format.OpenSSL });
-         */
-        encrypt: function (cipher, message, key, cfg) {
-            // Apply config defaults
-            cfg = this.cfg.extend(cfg);
-
-            // Encrypt
-            var encryptor = cipher.createEncryptor(key, cfg);
-            var ciphertext = encryptor.finalize(message);
-
-            // Shortcut
-            var cipherCfg = encryptor.cfg;
-
-            // Create and return serializable cipher params
-            return CipherParams.create({
-                ciphertext: ciphertext,
-                key: key,
-                iv: cipherCfg.iv,
-                algorithm: cipher,
-                mode: cipherCfg.mode,
-                padding: cipherCfg.padding,
-                blockSize: cipher.blockSize,
-                formatter: cfg.format
-            });
-        },
-
-        /**
-         * Decrypts serialized ciphertext.
-         *
-         * @param {Cipher} cipher The cipher algorithm to use.
-         * @param {CipherParams|string} ciphertext The ciphertext to decrypt.
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {WordArray} The plaintext.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var plaintext = CryptoJS.lib.SerializableCipher.decrypt(CryptoJS.algo.AES, formattedCiphertext, key, { iv: iv, format: CryptoJS.format.OpenSSL });
-         *     var plaintext = CryptoJS.lib.SerializableCipher.decrypt(CryptoJS.algo.AES, ciphertextParams, key, { iv: iv, format: CryptoJS.format.OpenSSL });
-         */
-        decrypt: function (cipher, ciphertext, key, cfg) {
-            // Apply config defaults
-            cfg = this.cfg.extend(cfg);
-
-            // Convert string to CipherParams
-            ciphertext = this._parse(ciphertext, cfg.format);
-
-            // Decrypt
-            var plaintext = cipher.createDecryptor(key, cfg).finalize(ciphertext.ciphertext);
-
-            return plaintext;
-        },
-
-        /**
-         * Converts serialized ciphertext to CipherParams,
-         * else assumed CipherParams already and returns ciphertext unchanged.
-         *
-         * @param {CipherParams|string} ciphertext The ciphertext.
-         * @param {Formatter} format The formatting strategy to use to parse serialized ciphertext.
-         *
-         * @return {CipherParams} The unserialized ciphertext.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var ciphertextParams = CryptoJS.lib.SerializableCipher._parse(ciphertextStringOrParams, format);
-         */
-        _parse: function (ciphertext, format) {
-            if (typeof ciphertext == 'string') {
-                return format.parse(ciphertext, this);
-            } else {
-                return ciphertext;
-            }
-        }
-    });
-
-    /**
-     * Key derivation function namespace.
-     */
-    var C_kdf = C.kdf = {};
-
-    /**
-     * OpenSSL key derivation function.
-     */
-    var OpenSSLKdf = C_kdf.OpenSSL = {
-        /**
-         * Derives a key and IV from a password.
-         *
-         * @param {string} password The password to derive from.
-         * @param {number} keySize The size in words of the key to generate.
-         * @param {number} ivSize The size in words of the IV to generate.
-         * @param {WordArray|string} salt (Optional) A 64-bit salt to use. If omitted, a salt will be generated randomly.
-         *
-         * @return {CipherParams} A cipher params object with the key, IV, and salt.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var derivedParams = CryptoJS.kdf.OpenSSL.execute('Password', 256/32, 128/32);
-         *     var derivedParams = CryptoJS.kdf.OpenSSL.execute('Password', 256/32, 128/32, 'saltsalt');
-         */
-        execute: function (password, keySize, ivSize, salt) {
-            // Generate random salt
-            if (!salt) {
-                salt = WordArray.random(64/8);
-            }
-
-            // Derive key and IV
-            var key = EvpKDF.create({ keySize: keySize + ivSize }).compute(password, salt);
-
-            // Separate key and IV
-            var iv = WordArray.create(key.words.slice(keySize), ivSize * 4);
-            key.sigBytes = keySize * 4;
-
-            // Return params
-            return CipherParams.create({ key: key, iv: iv, salt: salt });
-        }
-    };
-
-    /**
-     * A serializable cipher wrapper that derives the key from a password,
-     * and returns ciphertext as a serializable cipher params object.
-     */
-    var PasswordBasedCipher = C_lib.PasswordBasedCipher = SerializableCipher.extend({
-        /**
-         * Configuration options.
-         *
-         * @property {KDF} kdf The key derivation function to use to generate a key and IV from a password. Default: OpenSSL
-         */
-        cfg: SerializableCipher.cfg.extend({
-            kdf: OpenSSLKdf
-        }),
-
-        /**
-         * Encrypts a message using a password.
-         *
-         * @param {Cipher} cipher The cipher algorithm to use.
-         * @param {WordArray|string} message The message to encrypt.
-         * @param {string} password The password.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {CipherParams} A cipher params object.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var ciphertextParams = CryptoJS.lib.PasswordBasedCipher.encrypt(CryptoJS.algo.AES, message, 'password');
-         *     var ciphertextParams = CryptoJS.lib.PasswordBasedCipher.encrypt(CryptoJS.algo.AES, message, 'password', { format: CryptoJS.format.OpenSSL });
-         */
-        encrypt: function (cipher, message, password, cfg) {
-            // Apply config defaults
-            cfg = this.cfg.extend(cfg);
-
-            // Derive key and other params
-            var derivedParams = cfg.kdf.execute(password, cipher.keySize, cipher.ivSize);
-
-            // Add IV to config
-            cfg.iv = derivedParams.iv;
-
-            // Encrypt
-            var ciphertext = SerializableCipher.encrypt.call(this, cipher, message, derivedParams.key, cfg);
-
-            // Mix in derived params
-            ciphertext.mixIn(derivedParams);
-
-            return ciphertext;
-        },
-
-        /**
-         * Decrypts serialized ciphertext using a password.
-         *
-         * @param {Cipher} cipher The cipher algorithm to use.
-         * @param {CipherParams|string} ciphertext The ciphertext to decrypt.
-         * @param {string} password The password.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {WordArray} The plaintext.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var plaintext = CryptoJS.lib.PasswordBasedCipher.decrypt(CryptoJS.algo.AES, formattedCiphertext, 'password', { format: CryptoJS.format.OpenSSL });
-         *     var plaintext = CryptoJS.lib.PasswordBasedCipher.decrypt(CryptoJS.algo.AES, ciphertextParams, 'password', { format: CryptoJS.format.OpenSSL });
-         */
-        decrypt: function (cipher, ciphertext, password, cfg) {
-            // Apply config defaults
-            cfg = this.cfg.extend(cfg);
-
-            // Convert string to CipherParams
-            ciphertext = this._parse(ciphertext, cfg.format);
-
-            // Derive key and other params
-            var derivedParams = cfg.kdf.execute(password, cipher.keySize, cipher.ivSize, ciphertext.salt);
-
-            // Add IV to config
-            cfg.iv = derivedParams.iv;
-
-            // Decrypt
-            var plaintext = SerializableCipher.decrypt.call(this, cipher, ciphertext, derivedParams.key, cfg);
-
-            return plaintext;
-        }
-    });
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function () {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var BlockCipher = C_lib.BlockCipher;
-    var C_algo = C.algo;
-
-    // Lookup tables
-    var SBOX = [];
-    var INV_SBOX = [];
-    var SUB_MIX_0 = [];
-    var SUB_MIX_1 = [];
-    var SUB_MIX_2 = [];
-    var SUB_MIX_3 = [];
-    var INV_SUB_MIX_0 = [];
-    var INV_SUB_MIX_1 = [];
-    var INV_SUB_MIX_2 = [];
-    var INV_SUB_MIX_3 = [];
-
-    // Compute lookup tables
-    (function () {
-        // Compute double table
-        var d = [];
-        for (var i = 0; i < 256; i++) {
-            if (i < 128) {
-                d[i] = i << 1;
-            } else {
-                d[i] = (i << 1) ^ 0x11b;
-            }
-        }
-
-        // Walk GF(2^8)
-        var x = 0;
-        var xi = 0;
-        for (var i = 0; i < 256; i++) {
-            // Compute sbox
-            var sx = xi ^ (xi << 1) ^ (xi << 2) ^ (xi << 3) ^ (xi << 4);
-            sx = (sx >>> 8) ^ (sx & 0xff) ^ 0x63;
-            SBOX[x] = sx;
-            INV_SBOX[sx] = x;
-
-            // Compute multiplication
-            var x2 = d[x];
-            var x4 = d[x2];
-            var x8 = d[x4];
-
-            // Compute sub bytes, mix columns tables
-            var t = (d[sx] * 0x101) ^ (sx * 0x1010100);
-            SUB_MIX_0[x] = (t << 24) | (t >>> 8);
-            SUB_MIX_1[x] = (t << 16) | (t >>> 16);
-            SUB_MIX_2[x] = (t << 8)  | (t >>> 24);
-            SUB_MIX_3[x] = t;
-
-            // Compute inv sub bytes, inv mix columns tables
-            var t = (x8 * 0x1010101) ^ (x4 * 0x10001) ^ (x2 * 0x101) ^ (x * 0x1010100);
-            INV_SUB_MIX_0[sx] = (t << 24) | (t >>> 8);
-            INV_SUB_MIX_1[sx] = (t << 16) | (t >>> 16);
-            INV_SUB_MIX_2[sx] = (t << 8)  | (t >>> 24);
-            INV_SUB_MIX_3[sx] = t;
-
-            // Compute next counter
-            if (!x) {
-                x = xi = 1;
-            } else {
-                x = x2 ^ d[d[d[x8 ^ x2]]];
-                xi ^= d[d[xi]];
-            }
-        }
-    }());
-
-    // Precomputed Rcon lookup
-    var RCON = [0x00, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36];
-
-    /**
-     * AES block cipher algorithm.
-     */
-    var AES = C_algo.AES = BlockCipher.extend({
-        _doReset: function () {
-            // Shortcuts
-            var key = this._key;
-            var keyWords = key.words;
-            var keySize = key.sigBytes / 4;
-
-            // Compute number of rounds
-            var nRounds = this._nRounds = keySize + 6
-
-            // Compute number of key schedule rows
-            var ksRows = (nRounds + 1) * 4;
-
-            // Compute key schedule
-            var keySchedule = this._keySchedule = [];
-            for (var ksRow = 0; ksRow < ksRows; ksRow++) {
-                if (ksRow < keySize) {
-                    keySchedule[ksRow] = keyWords[ksRow];
-                } else {
-                    var t = keySchedule[ksRow - 1];
-
-                    if (!(ksRow % keySize)) {
-                        // Rot word
-                        t = (t << 8) | (t >>> 24);
-
-                        // Sub word
-                        t = (SBOX[t >>> 24] << 24) | (SBOX[(t >>> 16) & 0xff] << 16) | (SBOX[(t >>> 8) & 0xff] << 8) | SBOX[t & 0xff];
-
-                        // Mix Rcon
-                        t ^= RCON[(ksRow / keySize) | 0] << 24;
-                    } else if (keySize > 6 && ksRow % keySize == 4) {
-                        // Sub word
-                        t = (SBOX[t >>> 24] << 24) | (SBOX[(t >>> 16) & 0xff] << 16) | (SBOX[(t >>> 8) & 0xff] << 8) | SBOX[t & 0xff];
-                    }
-
-                    keySchedule[ksRow] = keySchedule[ksRow - keySize] ^ t;
-                }
-            }
-
-            // Compute inv key schedule
-            var invKeySchedule = this._invKeySchedule = [];
-            for (var invKsRow = 0; invKsRow < ksRows; invKsRow++) {
-                var ksRow = ksRows - invKsRow;
-
-                if (invKsRow % 4) {
-                    var t = keySchedule[ksRow];
-                } else {
-                    var t = keySchedule[ksRow - 4];
-                }
-
-                if (invKsRow < 4 || ksRow <= 4) {
-                    invKeySchedule[invKsRow] = t;
-                } else {
-                    invKeySchedule[invKsRow] = INV_SUB_MIX_0[SBOX[t >>> 24]] ^ INV_SUB_MIX_1[SBOX[(t >>> 16) & 0xff]] ^
-                                               INV_SUB_MIX_2[SBOX[(t >>> 8) & 0xff]] ^ INV_SUB_MIX_3[SBOX[t & 0xff]];
-                }
-            }
-        },
-
-        encryptBlock: function (M, offset) {
-            this._doCryptBlock(M, offset, this._keySchedule, SUB_MIX_0, SUB_MIX_1, SUB_MIX_2, SUB_MIX_3, SBOX);
-        },
-
-        decryptBlock: function (M, offset) {
-            // Swap 2nd and 4th rows
-            var t = M[offset + 1];
-            M[offset + 1] = M[offset + 3];
-            M[offset + 3] = t;
-
-            this._doCryptBlock(M, offset, this._invKeySchedule, INV_SUB_MIX_0, INV_SUB_MIX_1, INV_SUB_MIX_2, INV_SUB_MIX_3, INV_SBOX);
-
-            // Inv swap 2nd and 4th rows
-            var t = M[offset + 1];
-            M[offset + 1] = M[offset + 3];
-            M[offset + 3] = t;
-        },
-
-        _doCryptBlock: function (M, offset, keySchedule, SUB_MIX_0, SUB_MIX_1, SUB_MIX_2, SUB_MIX_3, SBOX) {
-            // Shortcut
-            var nRounds = this._nRounds;
-
-            // Get input, add round key
-            var s0 = M[offset]     ^ keySchedule[0];
-            var s1 = M[offset + 1] ^ keySchedule[1];
-            var s2 = M[offset + 2] ^ keySchedule[2];
-            var s3 = M[offset + 3] ^ keySchedule[3];
-
-            // Key schedule row counter
-            var ksRow = 4;
-
-            // Rounds
-            for (var round = 1; round < nRounds; round++) {
-                // Shift rows, sub bytes, mix columns, add round key
-                var t0 = SUB_MIX_0[s0 >>> 24] ^ SUB_MIX_1[(s1 >>> 16) & 0xff] ^ SUB_MIX_2[(s2 >>> 8) & 0xff] ^ SUB_MIX_3[s3 & 0xff] ^ keySchedule[ksRow++];
-                var t1 = SUB_MIX_0[s1 >>> 24] ^ SUB_MIX_1[(s2 >>> 16) & 0xff] ^ SUB_MIX_2[(s3 >>> 8) & 0xff] ^ SUB_MIX_3[s0 & 0xff] ^ keySchedule[ksRow++];
-                var t2 = SUB_MIX_0[s2 >>> 24] ^ SUB_MIX_1[(s3 >>> 16) & 0xff] ^ SUB_MIX_2[(s0 >>> 8) & 0xff] ^ SUB_MIX_3[s1 & 0xff] ^ keySchedule[ksRow++];
-                var t3 = SUB_MIX_0[s3 >>> 24] ^ SUB_MIX_1[(s0 >>> 16) & 0xff] ^ SUB_MIX_2[(s1 >>> 8) & 0xff] ^ SUB_MIX_3[s2 & 0xff] ^ keySchedule[ksRow++];
-
-                // Update state
-                s0 = t0;
-                s1 = t1;
-                s2 = t2;
-                s3 = t3;
-            }
-
-            // Shift rows, sub bytes, add round key
-            var t0 = ((SBOX[s0 >>> 24] << 24) | (SBOX[(s1 >>> 16) & 0xff] << 16) | (SBOX[(s2 >>> 8) & 0xff] << 8) | SBOX[s3 & 0xff]) ^ keySchedule[ksRow++];
-            var t1 = ((SBOX[s1 >>> 24] << 24) | (SBOX[(s2 >>> 16) & 0xff] << 16) | (SBOX[(s3 >>> 8) & 0xff] << 8) | SBOX[s0 & 0xff]) ^ keySchedule[ksRow++];
-            var t2 = ((SBOX[s2 >>> 24] << 24) | (SBOX[(s3 >>> 16) & 0xff] << 16) | (SBOX[(s0 >>> 8) & 0xff] << 8) | SBOX[s1 & 0xff]) ^ keySchedule[ksRow++];
-            var t3 = ((SBOX[s3 >>> 24] << 24) | (SBOX[(s0 >>> 16) & 0xff] << 16) | (SBOX[(s1 >>> 8) & 0xff] << 8) | SBOX[s2 & 0xff]) ^ keySchedule[ksRow++];
-
-            // Set output
-            M[offset]     = t0;
-            M[offset + 1] = t1;
-            M[offset + 2] = t2;
-            M[offset + 3] = t3;
-        },
-
-        keySize: 256/32
-    });
-
-    /**
-     * Shortcut functions to the cipher's object interface.
-     *
-     * @example
-     *
-     *     var ciphertext = CryptoJS.AES.encrypt(message, key, cfg);
-     *     var plaintext  = CryptoJS.AES.decrypt(ciphertext, key, cfg);
-     */
-    C.AES = BlockCipher._createHelper(AES);
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function () {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var WordArray = C_lib.WordArray;
-    var Hasher = C_lib.Hasher;
-    var C_algo = C.algo;
-
-    // Reusable object
-    var W = [];
-
-    /**
-     * SHA-1 hash algorithm.
-     */
-    var SHA1 = C_algo.SHA1 = Hasher.extend({
-        _doReset: function () {
-            this._hash = new WordArray.init([
-                0x67452301, 0xefcdab89,
-                0x98badcfe, 0x10325476,
-                0xc3d2e1f0
-            ]);
-        },
-
-        _doProcessBlock: function (M, offset) {
-            // Shortcut
-            var H = this._hash.words;
-
-            // Working variables
-            var a = H[0];
-            var b = H[1];
-            var c = H[2];
-            var d = H[3];
-            var e = H[4];
-
-            // Computation
-            for (var i = 0; i < 80; i++) {
-                if (i < 16) {
-                    W[i] = M[offset + i] | 0;
-                } else {
-                    var n = W[i - 3] ^ W[i - 8] ^ W[i - 14] ^ W[i - 16];
-                    W[i] = (n << 1) | (n >>> 31);
-                }
-
-                var t = ((a << 5) | (a >>> 27)) + e + W[i];
-                if (i < 20) {
-                    t += ((b & c) | (~b & d)) + 0x5a827999;
-                } else if (i < 40) {
-                    t += (b ^ c ^ d) + 0x6ed9eba1;
-                } else if (i < 60) {
-                    t += ((b & c) | (b & d) | (c & d)) - 0x70e44324;
-                } else /* if (i < 80) */ {
-                    t += (b ^ c ^ d) - 0x359d3e2a;
-                }
-
-                e = d;
-                d = c;
-                c = (b << 30) | (b >>> 2);
-                b = a;
-                a = t;
-            }
-
-            // Intermediate hash value
-            H[0] = (H[0] + a) | 0;
-            H[1] = (H[1] + b) | 0;
-            H[2] = (H[2] + c) | 0;
-            H[3] = (H[3] + d) | 0;
-            H[4] = (H[4] + e) | 0;
-        },
-
-        _doFinalize: function () {
-            // Shortcuts
-            var data = this._data;
-            var dataWords = data.words;
-
-            var nBitsTotal = this._nDataBytes * 8;
-            var nBitsLeft = data.sigBytes * 8;
-
-            // Add padding
-            dataWords[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32);
-            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 14] = Math.floor(nBitsTotal / 0x100000000);
-            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 15] = nBitsTotal;
-            data.sigBytes = dataWords.length * 4;
-
-            // Hash final blocks
-            this._process();
-
-            // Return final computed hash
-            return this._hash;
-        },
-
-        clone: function () {
-            var clone = Hasher.clone.call(this);
-            clone._hash = this._hash.clone();
-
-            return clone;
-        }
-    });
-
-    /**
-     * Shortcut function to the hasher's object interface.
-     *
-     * @param {WordArray|string} message The message to hash.
-     *
-     * @return {WordArray} The hash.
-     *
-     * @static
-     *
-     * @example
-     *
-     *     var hash = CryptoJS.SHA1('message');
-     *     var hash = CryptoJS.SHA1(wordArray);
-     */
-    C.SHA1 = Hasher._createHelper(SHA1);
-
-    /**
-     * Shortcut function to the HMAC's object interface.
-     *
-     * @param {WordArray|string} message The message to hash.
-     * @param {WordArray|string} key The secret key.
-     *
-     * @return {WordArray} The HMAC.
-     *
-     * @static
-     *
-     * @example
-     *
-     *     var hmac = CryptoJS.HmacSHA1(message, key);
-     */
-    C.HmacSHA1 = Hasher._createHmacHelper(SHA1);
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function (Math) {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var WordArray = C_lib.WordArray;
-    var Hasher = C_lib.Hasher;
-    var C_algo = C.algo;
-
-    // Initialization and round constants tables
-    var H = [];
-    var K = [];
-
-    // Compute constants
-    (function () {
-        function isPrime(n) {
-            var sqrtN = Math.sqrt(n);
-            for (var factor = 2; factor <= sqrtN; factor++) {
-                if (!(n % factor)) {
-                    return false;
-                }
-            }
-
-            return true;
-        }
-
-        function getFractionalBits(n) {
-            return ((n - (n | 0)) * 0x100000000) | 0;
-        }
-
-        var n = 2;
-        var nPrime = 0;
-        while (nPrime < 64) {
-            if (isPrime(n)) {
-                if (nPrime < 8) {
-                    H[nPrime] = getFractionalBits(Math.pow(n, 1 / 2));
-                }
-                K[nPrime] = getFractionalBits(Math.pow(n, 1 / 3));
-
-                nPrime++;
-            }
-
-            n++;
-        }
-    }());
-
-    // Reusable object
-    var W = [];
-
-    /**
-     * SHA-256 hash algorithm.
-     */
-    var SHA256 = C_algo.SHA256 = Hasher.extend({
-        _doReset: function () {
-            this._hash = new WordArray.init(H.slice(0));
-        },
-
-        _doProcessBlock: function (M, offset) {
-            // Shortcut
-            var H = this._hash.words;
-
-            // Working variables
-            var a = H[0];
-            var b = H[1];
-            var c = H[2];
-            var d = H[3];
-            var e = H[4];
-            var f = H[5];
-            var g = H[6];
-            var h = H[7];
-
-            // Computation
-            for (var i = 0; i < 64; i++) {
-                if (i < 16) {
-                    W[i] = M[offset + i] | 0;
-                } else {
-                    var gamma0x = W[i - 15];
-                    var gamma0  = ((gamma0x << 25) | (gamma0x >>> 7))  ^
-                                  ((gamma0x << 14) | (gamma0x >>> 18)) ^
-                                   (gamma0x >>> 3);
-
-                    var gamma1x = W[i - 2];
-                    var gamma1  = ((gamma1x << 15) | (gamma1x >>> 17)) ^
-                                  ((gamma1x << 13) | (gamma1x >>> 19)) ^
-                                   (gamma1x >>> 10);
-
-                    W[i] = gamma0 + W[i - 7] + gamma1 + W[i - 16];
-                }
-
-                var ch  = (e & f) ^ (~e & g);
-                var maj = (a & b) ^ (a & c) ^ (b & c);
-
-                var sigma0 = ((a << 30) | (a >>> 2)) ^ ((a << 19) | (a >>> 13)) ^ ((a << 10) | (a >>> 22));
-                var sigma1 = ((e << 26) | (e >>> 6)) ^ ((e << 21) | (e >>> 11)) ^ ((e << 7)  | (e >>> 25));
-
-                var t1 = h + sigma1 + ch + K[i] + W[i];
-                var t2 = sigma0 + maj;
-
-                h = g;
-                g = f;
-                f = e;
-                e = (d + t1) | 0;
-                d = c;
-                c = b;
-                b = a;
-                a = (t1 + t2) | 0;
-            }
-
-            // Intermediate hash value
-            H[0] = (H[0] + a) | 0;
-            H[1] = (H[1] + b) | 0;
-            H[2] = (H[2] + c) | 0;
-            H[3] = (H[3] + d) | 0;
-            H[4] = (H[4] + e) | 0;
-            H[5] = (H[5] + f) | 0;
-            H[6] = (H[6] + g) | 0;
-            H[7] = (H[7] + h) | 0;
-        },
-
-        _doFinalize: function () {
-            // Shortcuts
-            var data = this._data;
-            var dataWords = data.words;
-
-            var nBitsTotal = this._nDataBytes * 8;
-            var nBitsLeft = data.sigBytes * 8;
-
-            // Add padding
-            dataWords[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32);
-            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 14] = Math.floor(nBitsTotal / 0x100000000);
-            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 15] = nBitsTotal;
-            data.sigBytes = dataWords.length * 4;
-
-            // Hash final blocks
-            this._process();
-
-            // Return final computed hash
-            return this._hash;
-        },
-
-        clone: function () {
-            var clone = Hasher.clone.call(this);
-            clone._hash = this._hash.clone();
-
-            return clone;
-        }
-    });
-
-    /**
-     * Shortcut function to the hasher's object interface.
-     *
-     * @param {WordArray|string} message The message to hash.
-     *
-     * @return {WordArray} The hash.
-     *
-     * @static
-     *
-     * @example
-     *
-     *     var hash = CryptoJS.SHA256('message');
-     *     var hash = CryptoJS.SHA256(wordArray);
-     */
-    C.SHA256 = Hasher._createHelper(SHA256);
-
-    /**
-     * Shortcut function to the HMAC's object interface.
-     *
-     * @param {WordArray|string} message The message to hash.
-     * @param {WordArray|string} key The secret key.
-     *
-     * @return {WordArray} The HMAC.
-     *
-     * @static
-     *
-     * @example
-     *
-     *     var hmac = CryptoJS.HmacSHA256(message, key);
-     */
-    C.HmacSHA256 = Hasher._createHmacHelper(SHA256);
-}(Math));
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function () {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var Base = C_lib.Base;
-    var C_enc = C.enc;
-    var Utf8 = C_enc.Utf8;
-    var C_algo = C.algo;
-
-    /**
-     * HMAC algorithm.
-     */
-    var HMAC = C_algo.HMAC = Base.extend({
-        /**
-         * Initializes a newly created HMAC.
-         *
-         * @param {Hasher} hasher The hash algorithm to use.
-         * @param {WordArray|string} key The secret key.
-         *
-         * @example
-         *
-         *     var hmacHasher = CryptoJS.algo.HMAC.create(CryptoJS.algo.SHA256, key);
-         */
-        init: function (hasher, key) {
-            // Init hasher
-            hasher = this._hasher = new hasher.init();
-
-            // Convert string to WordArray, else assume WordArray already
-            if (typeof key == 'string') {
-                key = Utf8.parse(key);
-            }
-
-            // Shortcuts
-            var hasherBlockSize = hasher.blockSize;
-            var hasherBlockSizeBytes = hasherBlockSize * 4;
-
-            // Allow arbitrary length keys
-            if (key.sigBytes > hasherBlockSizeBytes) {
-                key = hasher.finalize(key);
-            }
-
-            // Clamp excess bits
-            key.clamp();
-
-            // Clone key for inner and outer pads
-            var oKey = this._oKey = key.clone();
-            var iKey = this._iKey = key.clone();
-
-            // Shortcuts
-            var oKeyWords = oKey.words;
-            var iKeyWords = iKey.words;
-
-            // XOR keys with pad constants
-            for (var i = 0; i < hasherBlockSize; i++) {
-                oKeyWords[i] ^= 0x5c5c5c5c;
-                iKeyWords[i] ^= 0x36363636;
-            }
-            oKey.sigBytes = iKey.sigBytes = hasherBlockSizeBytes;
-
-            // Set initial values
-            this.reset();
-        },
-
-        /**
-         * Resets this HMAC to its initial state.
-         *
-         * @example
-         *
-         *     hmacHasher.reset();
-         */
-        reset: function () {
-            // Shortcut
-            var hasher = this._hasher;
-
-            // Reset
-            hasher.reset();
-            hasher.update(this._iKey);
-        },
-
-        /**
-         * Updates this HMAC with a message.
-         *
-         * @param {WordArray|string} messageUpdate The message to append.
-         *
-         * @return {HMAC} This HMAC instance.
-         *
-         * @example
-         *
-         *     hmacHasher.update('message');
-         *     hmacHasher.update(wordArray);
-         */
-        update: function (messageUpdate) {
-            this._hasher.update(messageUpdate);
-
-            // Chainable
-            return this;
-        },
-
-        /**
-         * Finalizes the HMAC computation.
-         * Note that the finalize operation is effectively a destructive, read-once operation.
-         *
-         * @param {WordArray|string} messageUpdate (Optional) A final message update.
-         *
-         * @return {WordArray} The HMAC.
-         *
-         * @example
-         *
-         *     var hmac = hmacHasher.finalize();
-         *     var hmac = hmacHasher.finalize('message');
-         *     var hmac = hmacHasher.finalize(wordArray);
-         */
-        finalize: function (messageUpdate) {
-            // Shortcut
-            var hasher = this._hasher;
-
-            // Compute HMAC
-            var innerHash = hasher.finalize(messageUpdate);
-            hasher.reset();
-            var hmac = hasher.finalize(this._oKey.clone().concat(innerHash));
-
-            return hmac;
-        }
-    });
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/**
- * A noop padding strategy.
- */
-CryptoJS.pad.NoPadding = {
-    pad: function () {
-    },
-
-    unpad: function () {
-    }
-};
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/**
- * Counter block mode.
- */
-CryptoJS.mode.CTR = (function () {
-    var CTR = CryptoJS.lib.BlockCipherMode.extend();
-
-    var Encryptor = CTR.Encryptor = CTR.extend({
-        processBlock: function (words, offset) {
-            // Shortcuts
-            var cipher = this._cipher
-            var blockSize = cipher.blockSize;
-            var iv = this._iv;
-            var counter = this._counter;
-
-            // Generate keystream
-            if (iv) {
-                counter = this._counter = iv.slice(0);
-
-                // Remove IV for subsequent blocks
-                this._iv = undefined;
-            }
-            var keystream = counter.slice(0);
-            cipher.encryptBlock(keystream, 0);
-
-            // Increment counter
-            counter[blockSize - 1] = (counter[blockSize - 1] + 1) | 0
-
-            // Encrypt
-            for (var i = 0; i < blockSize; i++) {
-                words[offset + i] ^= keystream[i];
-            }
-        }
-    });
-
-    CTR.Decryptor = Encryptor;
-
-    return CTR;
-}());
-
-
-  return CryptoJS
-
-}))
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/eventemitter.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/eventemitter.js
deleted file mode 100644
index 0443d1f..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/eventemitter.js
+++ /dev/null
@@ -1,455 +0,0 @@
-/*!
- * EventEmitter v4.2.3 - git.io/ee
- * Oliver Caldwell
- * MIT license
- * @preserve
- */
-
-(function () {
-	'use strict';
-
-	/**
-	 * Class for managing events.
-	 * Can be extended to provide event functionality in other classes.
-	 *
-	 * @class EventEmitter Manages event registering and emitting.
-	 */
-	function EventEmitter() {}
-
-	// Shortcuts to improve speed and size
-
-	// Easy access to the prototype
-	var proto = EventEmitter.prototype;
-
-	/**
-	 * Finds the index of the listener for the event in it's storage array.
-	 *
-	 * @param {Function[]} listeners Array of listeners to search through.
-	 * @param {Function} listener Method to look for.
-	 * @return {Number} Index of the specified listener, -1 if not found
-	 * @api private
-	 */
-	function indexOfListener(listeners, listener) {
-		var i = listeners.length;
-		while (i--) {
-			if (listeners[i].listener === listener) {
-				return i;
-			}
-		}
-
-		return -1;
-	}
-
-	/**
-	 * Alias a method while keeping the context correct, to allow for overwriting of target method.
-	 *
-	 * @param {String} name The name of the target method.
-	 * @return {Function} The aliased method
-	 * @api private
-	 */
-	function alias(name) {
-		return function aliasClosure() {
-			return this[name].apply(this, arguments);
-		};
-	}
-
-	/**
-	 * Returns the listener array for the specified event.
-	 * Will initialise the event object and listener arrays if required.
-	 * Will return an object if you use a regex search. The object contains keys for each matched event. So /ba[rz]/ might return an object containing bar and baz. But only if you have either defined them with defineEvent or added some listeners to them.
-	 * Each property in the object response is an array of listener functions.
-	 *
-	 * @param {String|RegExp} evt Name of the event to return the listeners from.
-	 * @return {Function[]|Object} All listener functions for the event.
-	 */
-	proto.getListeners = function getListeners(evt) {
-		var events = this._getEvents();
-		var response;
-		var key;
-
-		// Return a concatenated array of all matching events if
-		// the selector is a regular expression.
-		if (typeof evt === 'object') {
-			response = {};
-			for (key in events) {
-				if (events.hasOwnProperty(key) && evt.test(key)) {
-					response[key] = events[key];
-				}
-			}
-		}
-		else {
-			response = events[evt] || (events[evt] = []);
-		}
-
-		return response;
-	};
-
-	/**
-	 * Takes a list of listener objects and flattens it into a list of listener functions.
-	 *
-	 * @param {Object[]} listeners Raw listener objects.
-	 * @return {Function[]} Just the listener functions.
-	 */
-	proto.flattenListeners = function flattenListeners(listeners) {
-		var flatListeners = [];
-		var i;
-
-		for (i = 0; i < listeners.length; i += 1) {
-			flatListeners.push(listeners[i].listener);
-		}
-
-		return flatListeners;
-	};
-
-	/**
-	 * Fetches the requested listeners via getListeners but will always return the results inside an object. This is mainly for internal use but others may find it useful.
-	 *
-	 * @param {String|RegExp} evt Name of the event to return the listeners from.
-	 * @return {Object} All listener functions for an event in an object.
-	 */
-	proto.getListenersAsObject = function getListenersAsObject(evt) {
-		var listeners = this.getListeners(evt);
-		var response;
-
-		if (listeners instanceof Array) {
-			response = {};
-			response[evt] = listeners;
-		}
-
-		return response || listeners;
-	};
-
-	/**
-	 * Adds a listener function to the specified event.
-	 * The listener will not be added if it is a duplicate.
-	 * If the listener returns true then it will be removed after it is called.
-	 * If you pass a regular expression as the event name then the listener will be added to all events that match it.
-	 *
-	 * @param {String|RegExp} evt Name of the event to attach the listener to.
-	 * @param {Function} listener Method to be called when the event is emitted. If the function returns true then it will be removed after calling.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.addListener = function addListener(evt, listener) {
-		var listeners = this.getListenersAsObject(evt);
-		var listenerIsWrapped = typeof listener === 'object';
-		var key;
-
-		for (key in listeners) {
-			if (listeners.hasOwnProperty(key) && indexOfListener(listeners[key], listener) === -1) {
-				listeners[key].push(listenerIsWrapped ? listener : {
-					listener: listener,
-					once: false
-				});
-			}
-		}
-
-		return this;
-	};
-
-	/**
-	 * Alias of addListener
-	 */
-	proto.on = alias('addListener');
-
-	/**
-	 * Semi-alias of addListener. It will add a listener that will be
-	 * automatically removed after it's first execution.
-	 *
-	 * @param {String|RegExp} evt Name of the event to attach the listener to.
-	 * @param {Function} listener Method to be called when the event is emitted. If the function returns true then it will be removed after calling.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.addOnceListener = function addOnceListener(evt, listener) {
-		return this.addListener(evt, {
-			listener: listener,
-			once: true
-		});
-	};
-
-	/**
-	 * Alias of addOnceListener.
-	 */
-	proto.once = alias('addOnceListener');
-
-	/**
-	 * Defines an event name. This is required if you want to use a regex to add a listener to multiple events at once. If you don't do this then how do you expect it to know what event to add to? Should it just add to every possible match for a regex? No. That is scary and bad.
-	 * You need to tell it what event names should be matched by a regex.
-	 *
-	 * @param {String} evt Name of the event to create.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.defineEvent = function defineEvent(evt) {
-		this.getListeners(evt);
-		return this;
-	};
-
-	/**
-	 * Uses defineEvent to define multiple events.
-	 *
-	 * @param {String[]} evts An array of event names to define.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.defineEvents = function defineEvents(evts) {
-		for (var i = 0; i < evts.length; i += 1) {
-			this.defineEvent(evts[i]);
-		}
-		return this;
-	};
-
-	/**
-	 * Removes a listener function from the specified event.
-	 * When passed a regular expression as the event name, it will remove the listener from all events that match it.
-	 *
-	 * @param {String|RegExp} evt Name of the event to remove the listener from.
-	 * @param {Function} listener Method to remove from the event.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.removeListener = function removeListener(evt, listener) {
-		var listeners = this.getListenersAsObject(evt);
-		var index;
-		var key;
-
-		for (key in listeners) {
-			if (listeners.hasOwnProperty(key)) {
-				index = indexOfListener(listeners[key], listener);
-
-				if (index !== -1) {
-					listeners[key].splice(index, 1);
-				}
-			}
-		}
-
-		return this;
-	};
-
-	/**
-	 * Alias of removeListener
-	 */
-	proto.off = alias('removeListener');
-
-	/**
-	 * Adds listeners in bulk using the manipulateListeners method.
-	 * If you pass an object as the second argument you can add to multiple events at once. The object should contain key value pairs of events and listeners or listener arrays. You can also pass it an event name and an array of listeners to be added.
-	 * You can also pass it a regular expression to add the array of listeners to all events that match it.
-	 * Yeah, this function does quite a bit. That's probably a bad thing.
-	 *
-	 * @param {String|Object|RegExp} evt An event name if you will pass an array of listeners next. An object if you wish to add to multiple events at once.
-	 * @param {Function[]} [listeners] An optional array of listener functions to add.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.addListeners = function addListeners(evt, listeners) {
-		// Pass through to manipulateListeners
-		return this.manipulateListeners(false, evt, listeners);
-	};
-
-	/**
-	 * Removes listeners in bulk using the manipulateListeners method.
-	 * If you pass an object as the second argument you can remove from multiple events at once. The object should contain key value pairs of events and listeners or listener arrays.
-	 * You can also pass it an event name and an array of listeners to be removed.
-	 * You can also pass it a regular expression to remove the listeners from all events that match it.
-	 *
-	 * @param {String|Object|RegExp} evt An event name if you will pass an array of listeners next. An object if you wish to remove from multiple events at once.
-	 * @param {Function[]} [listeners] An optional array of listener functions to remove.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.removeListeners = function removeListeners(evt, listeners) {
-		// Pass through to manipulateListeners
-		return this.manipulateListeners(true, evt, listeners);
-	};
-
-	/**
-	 * Edits listeners in bulk. The addListeners and removeListeners methods both use this to do their job. You should really use those instead, this is a little lower level.
-	 * The first argument will determine if the listeners are removed (true) or added (false).
-	 * If you pass an object as the second argument you can add/remove from multiple events at once. The object should contain key value pairs of events and listeners or listener arrays.
-	 * You can also pass it an event name and an array of listeners to be added/removed.
-	 * You can also pass it a regular expression to manipulate the listeners of all events that match it.
-	 *
-	 * @param {Boolean} remove True if you want to remove listeners, false if you want to add.
-	 * @param {String|Object|RegExp} evt An event name if you will pass an array of listeners next. An object if you wish to add/remove from multiple events at once.
-	 * @param {Function[]} [listeners] An optional array of listener functions to add/remove.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.manipulateListeners = function manipulateListeners(remove, evt, listeners) {
-		var i;
-		var value;
-		var single = remove ? this.removeListener : this.addListener;
-		var multiple = remove ? this.removeListeners : this.addListeners;
-
-		// If evt is an object then pass each of it's properties to this method
-		if (typeof evt === 'object' && !(evt instanceof RegExp)) {
-			for (i in evt) {
-				if (evt.hasOwnProperty(i) && (value = evt[i])) {
-					// Pass the single listener straight through to the singular method
-					if (typeof value === 'function') {
-						single.call(this, i, value);
-					}
-					else {
-						// Otherwise pass back to the multiple function
-						multiple.call(this, i, value);
-					}
-				}
-			}
-		}
-		else {
-			// So evt must be a string
-			// And listeners must be an array of listeners
-			// Loop over it and pass each one to the multiple method
-			i = listeners.length;
-			while (i--) {
-				single.call(this, evt, listeners[i]);
-			}
-		}
-
-		return this;
-	};
-
-	/**
-	 * Removes all listeners from a specified event.
-	 * If you do not specify an event then all listeners will be removed.
-	 * That means every event will be emptied.
-	 * You can also pass a regex to remove all events that match it.
-	 *
-	 * @param {String|RegExp} [evt] Optional name of the event to remove all listeners for. Will remove from every event if not passed.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.removeEvent = function removeEvent(evt) {
-		var type = typeof evt;
-		var events = this._getEvents();
-		var key;
-
-		// Remove different things depending on the state of evt
-		if (type === 'string') {
-			// Remove all listeners for the specified event
-			delete events[evt];
-		}
-		else if (type === 'object') {
-			// Remove all events matching the regex.
-			for (key in events) {
-				if (events.hasOwnProperty(key) && evt.test(key)) {
-					delete events[key];
-				}
-			}
-		}
-		else {
-			// Remove all listeners in all events
-			delete this._events;
-		}
-
-		return this;
-	};
-
-	/**
-	 * Emits an event of your choice.
-	 * When emitted, every listener attached to that event will be executed.
-	 * If you pass the optional argument array then those arguments will be passed to every listener upon execution.
-	 * Because it uses `apply`, your array of arguments will be passed as if you wrote them out separately.
-	 * So they will not arrive within the array on the other side, they will be separate.
-	 * You can also pass a regular expression to emit to all events that match it.
-	 *
-	 * @param {String|RegExp} evt Name of the event to emit and execute listeners for.
-	 * @param {Array} [args] Optional array of arguments to be passed to each listener.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.emitEvent = function emitEvent(evt, args) {
-		var listeners = this.getListenersAsObject(evt);
-		var listener;
-		var i;
-		var key;
-		var response;
-
-		for (key in listeners) {
-			if (listeners.hasOwnProperty(key)) {
-				i = listeners[key].length;
-
-				while (i--) {
-					// If the listener returns true then it shall be removed from the event
-					// The function is executed either with a basic call or an apply if there is an args array
-					listener = listeners[key][i];
-
-					if (listener.once === true) {
-						this.removeListener(evt, listener.listener);
-					}
-
-					response = listener.listener.apply(this, args || []);
-
-					if (response === this._getOnceReturnValue()) {
-						this.removeListener(evt, listener.listener);
-					}
-				}
-			}
-		}
-
-		return this;
-	};
-
-	/**
-	 * Alias of emitEvent
-	 */
-	proto.trigger = alias('emitEvent');
-
-	/**
-	 * Subtly different from emitEvent in that it will pass its arguments on to the listeners, as opposed to taking a single array of arguments to pass on.
-	 * As with emitEvent, you can pass a regex in place of the event name to emit to all events that match it.
-	 *
-	 * @param {String|RegExp} evt Name of the event to emit and execute listeners for.
-	 * @param {...*} Optional additional arguments to be passed to each listener.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.emit = function emit(evt) {
-		var args = Array.prototype.slice.call(arguments, 1);
-		return this.emitEvent(evt, args);
-	};
-
-	/**
-	 * Sets the current value to check against when executing listeners. If a
-	 * listeners return value matches the one set here then it will be removed
-	 * after execution. This value defaults to true.
-	 *
-	 * @param {*} value The new value to check for when executing listeners.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.setOnceReturnValue = function setOnceReturnValue(value) {
-		this._onceReturnValue = value;
-		return this;
-	};
-
-	/**
-	 * Fetches the current value to check against when executing listeners. If
-	 * the listeners return value matches this one then it should be removed
-	 * automatically. It will return true by default.
-	 *
-	 * @return {*|Boolean} The current value to check for or the default, true.
-	 * @api private
-	 */
-	proto._getOnceReturnValue = function _getOnceReturnValue() {
-		if (this.hasOwnProperty('_onceReturnValue')) {
-			return this._onceReturnValue;
-		}
-		else {
-			return true;
-		}
-	};
-
-	/**
-	 * Fetches the events object and creates one if required.
-	 *
-	 * @return {Object} The events storage object.
-	 * @api private
-	 */
-	proto._getEvents = function _getEvents() {
-		return this._events || (this._events = {});
-	};
-
-	// Expose the class either via AMD, CommonJS or the global object
-	if (typeof define === 'function' && define.amd) {
-		define(function () {
-			return EventEmitter;
-		});
-	}
-	else if (typeof module === 'object' && module.exports){
-		module.exports = EventEmitter;
-	}
-	else {
-		this.EventEmitter = EventEmitter;
-	}
-}.call(this));
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/salsa20.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/salsa20.js
deleted file mode 100644
index 485314b..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/salsa20.js
+++ /dev/null
@@ -1,254 +0,0 @@
-// Salsa20 implementation
-// Contributed to Cryptocat by Dmitry Chestnykh
-// 21-01-2013
-
-;(function (root, factory) {
-
-  if (typeof define === 'function' && define.amd) {
-    define(factory)
-  } else if (typeof module !== 'undefined' && module.exports) {
-    module.exports = factory()
-  } else {
-    root.Salsa20 = factory()
-  }
-
-}(this, function () {
-
-    function Salsa20(key, nonce) {
-        // Constants.
-        this.rounds = 20; // number of Salsa rounds
-        this.sigmaWords = [0x61707865, 0x3320646e, 0x79622d32, 0x6b206574];
-
-        // State.
-        this.keyWords = [];           // key words
-        this.nonceWords = [0, 0];     // nonce words
-        this.counterWords = [0, 0];   // block counter words
-
-        // Output buffer.
-        this.block = [];        // output block of 64 bytes
-        this.blockUsed = 64;     // number of block bytes used
-
-        this.setKey(key);
-        this.setNonce(nonce);
-    }
-
-    // setKey sets the key to the given 32-byte array.
-    Salsa20.prototype.setKey = function(key) {
-        for (var i = 0, j = 0; i < 8; i++, j += 4) {
-            this.keyWords[i] = (key[j] & 0xff)        |
-                              ((key[j+1] & 0xff)<<8)  |
-                              ((key[j+2] & 0xff)<<16) |
-                              ((key[j+3] & 0xff)<<24);
-        }
-        this._reset();
-    };
-
-    // setNonce sets the nonce to the given 8-byte array.
-    Salsa20.prototype.setNonce = function(nonce) {
-        this.nonceWords[0] = (nonce[0] & 0xff)      |
-                            ((nonce[1] & 0xff)<<8)  |
-                            ((nonce[2] & 0xff)<<16) |
-                            ((nonce[3] & 0xff)<<24);
-        this.nonceWords[1] = (nonce[4] & 0xff)      |
-                            ((nonce[5] & 0xff)<<8)  |
-                            ((nonce[6] & 0xff)<<16) |
-                            ((nonce[7] & 0xff)<<24);
-        this._reset();
-    };
-
-    // getBytes returns the next numberOfBytes bytes of stream.
-    Salsa20.prototype.getBytes = function(numberOfBytes) {
-        var out = new Array(numberOfBytes);
-        for (var i = 0; i < numberOfBytes; i++) {
-            if (this.blockUsed == 64) {
-                this._generateBlock();
-                this._incrementCounter();
-                this.blockUsed = 0;
-            }
-            out[i] = this.block[this.blockUsed];
-            this.blockUsed++;
-        }
-        return out;
-    };
-
-    Salsa20.prototype.getHexString = function(numberOfBytes) {
-        var hex=['0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f'];
-        var out = [];
-        var bytes = this.getBytes(numberOfBytes);
-        for(var i = 0; i < bytes.length; i++) {
-            out.push(hex[(bytes[i] >> 4) & 15]);
-            out.push(hex[bytes[i] & 15]);
-        }
-        return out.join('');
-    };
-
-    // Private methods.
-
-    Salsa20.prototype._reset = function() {
-        this.counterWords[0] = 0;
-        this.counterWords[1] = 0;
-        this.blockUsed = 64;
-    };
-
-    // _incrementCounter increments block counter.
-    Salsa20.prototype._incrementCounter = function() {
-        // Note: maximum 2^64 blocks.
-        this.counterWords[0] = (this.counterWords[0] + 1) & 0xffffffff;
-        if (this.counterWords[0] == 0) {
-            this.counterWords[1] = (this.counterWords[1] + 1) & 0xffffffff;
-        }
-    };
-
-    // _generateBlock generates 64 bytes from key, nonce, and counter,
-    // and puts the result into this.block.
-    Salsa20.prototype._generateBlock = function() {
-        var j0 = this.sigmaWords[0],
-            j1 = this.keyWords[0],
-            j2 = this.keyWords[1],
-            j3 = this.keyWords[2],
-            j4 = this.keyWords[3],
-            j5 = this.sigmaWords[1],
-            j6 = this.nonceWords[0],
-            j7 = this.nonceWords[1],
-            j8 = this.counterWords[0],
-            j9 = this.counterWords[1],
-            j10 = this.sigmaWords[2],
-            j11 = this.keyWords[4],
-            j12 = this.keyWords[5],
-            j13 = this.keyWords[6],
-            j14 = this.keyWords[7],
-            j15 = this.sigmaWords[3];
-
-            var x0 = j0, x1 = j1, x2 = j2, x3 = j3, x4 = j4, x5 = j5, x6 = j6, x7 = j7,
-                x8 = j8, x9 = j9, x10 = j10, x11 = j11, x12 = j12, x13 = j13, x14 = j14, x15 = j15;
-
-            var u;
-
-            for (var i = 0; i < this.rounds; i += 2) {
-                u = x0 + x12;
-                x4 ^= (u<<7) | (u>>>(32-7));
-                u = x4 + x0;
-                x8 ^= (u<<9) | (u>>>(32-9));
-                u = x8 + x4;
-                x12 ^= (u<<13) | (u>>>(32-13));
-                u = x12 + x8;
-                x0 ^= (u<<18) | (u>>>(32-18));
-
-                u = x5 + x1;
-                x9 ^= (u<<7) | (u>>>(32-7));
-                u = x9 + x5;
-                x13 ^= (u<<9) | (u>>>(32-9));
-                u = x13 + x9;
-                x1 ^= (u<<13) | (u>>>(32-13));
-                u = x1 + x13;
-                x5 ^= (u<<18) | (u>>>(32-18));
-
-                u = x10 + x6;
-                x14 ^= (u<<7) | (u>>>(32-7));
-                u = x14 + x10;
-                x2 ^= (u<<9) | (u>>>(32-9));
-                u = x2 + x14;
-                x6 ^= (u<<13) | (u>>>(32-13));
-                u = x6 + x2;
-                x10 ^= (u<<18) | (u>>>(32-18));
-
-                u = x15 + x11;
-                x3 ^= (u<<7) | (u>>>(32-7));
-                u = x3 + x15;
-                x7 ^= (u<<9) | (u>>>(32-9));
-                u = x7 + x3;
-                x11 ^= (u<<13) | (u>>>(32-13));
-                u = x11 + x7;
-                x15 ^= (u<<18) | (u>>>(32-18));
-
-                u = x0 + x3;
-                x1 ^= (u<<7) | (u>>>(32-7));
-                u = x1 + x0;
-                x2 ^= (u<<9) | (u>>>(32-9));
-                u = x2 + x1;
-                x3 ^= (u<<13) | (u>>>(32-13));
-                u = x3 + x2;
-                x0 ^= (u<<18) | (u>>>(32-18));
-
-                u = x5 + x4;
-                x6 ^= (u<<7) | (u>>>(32-7));
-                u = x6 + x5;
-                x7 ^= (u<<9) | (u>>>(32-9));
-                u = x7 + x6;
-                x4 ^= (u<<13) | (u>>>(32-13));
-                u = x4 + x7;
-                x5 ^= (u<<18) | (u>>>(32-18));
-
-                u = x10 + x9;
-                x11 ^= (u<<7) | (u>>>(32-7));
-                u = x11 + x10;
-                x8 ^= (u<<9) | (u>>>(32-9));
-                u = x8 + x11;
-                x9 ^= (u<<13) | (u>>>(32-13));
-                u = x9 + x8;
-                x10 ^= (u<<18) | (u>>>(32-18));
-
-                u = x15 + x14;
-                x12 ^= (u<<7) | (u>>>(32-7));
-                u = x12 + x15;
-                x13 ^= (u<<9) | (u>>>(32-9));
-                u = x13 + x12;
-                x14 ^= (u<<13) | (u>>>(32-13));
-                u = x14 + x13;
-                x15 ^= (u<<18) | (u>>>(32-18));
-            }
-
-            x0 += j0;
-            x1 += j1;
-            x2 += j2;
-            x3 += j3;
-            x4 += j4;
-            x5 += j5;
-            x6 += j6;
-            x7 += j7;
-            x8 += j8;
-            x9 += j9;
-            x10 += j10;
-            x11 += j11;
-            x12 += j12;
-            x13 += j13;
-            x14 += j14;
-            x15 += j15;
-
-            this.block[ 0] = ( x0 >>>  0) & 0xff; this.block[ 1] = ( x0 >>>  8) & 0xff;
-            this.block[ 2] = ( x0 >>> 16) & 0xff; this.block[ 3] = ( x0 >>> 24) & 0xff;
-            this.block[ 4] = ( x1 >>>  0) & 0xff; this.block[ 5] = ( x1 >>>  8) & 0xff;
-            this.block[ 6] = ( x1 >>> 16) & 0xff; this.block[ 7] = ( x1 >>> 24) & 0xff;
-            this.block[ 8] = ( x2 >>>  0) & 0xff; this.block[ 9] = ( x2 >>>  8) & 0xff;
-            this.block[10] = ( x2 >>> 16) & 0xff; this.block[11] = ( x2 >>> 24) & 0xff;
-            this.block[12] = ( x3 >>>  0) & 0xff; this.block[13] = ( x3 >>>  8) & 0xff;
-            this.block[14] = ( x3 >>> 16) & 0xff; this.block[15] = ( x3 >>> 24) & 0xff;
-            this.block[16] = ( x4 >>>  0) & 0xff; this.block[17] = ( x4 >>>  8) & 0xff;
-            this.block[18] = ( x4 >>> 16) & 0xff; this.block[19] = ( x4 >>> 24) & 0xff;
-            this.block[20] = ( x5 >>>  0) & 0xff; this.block[21] = ( x5 >>>  8) & 0xff;
-            this.block[22] = ( x5 >>> 16) & 0xff; this.block[23] = ( x5 >>> 24) & 0xff;
-            this.block[24] = ( x6 >>>  0) & 0xff; this.block[25] = ( x6 >>>  8) & 0xff;
-            this.block[26] = ( x6 >>> 16) & 0xff; this.block[27] = ( x6 >>> 24) & 0xff;
-            this.block[28] = ( x7 >>>  0) & 0xff; this.block[29] = ( x7 >>>  8) & 0xff;
-            this.block[30] = ( x7 >>> 16) & 0xff; this.block[31] = ( x7 >>> 24) & 0xff;
-            this.block[32] = ( x8 >>>  0) & 0xff; this.block[33] = ( x8 >>>  8) & 0xff;
-            this.block[34] = ( x8 >>> 16) & 0xff; this.block[35] = ( x8 >>> 24) & 0xff;
-            this.block[36] = ( x9 >>>  0) & 0xff; this.block[37] = ( x9 >>>  8) & 0xff;
-            this.block[38] = ( x9 >>> 16) & 0xff; this.block[39] = ( x9 >>> 24) & 0xff;
-            this.block[40] = (x10 >>>  0) & 0xff; this.block[41] = (x10 >>>  8) & 0xff;
-            this.block[42] = (x10 >>> 16) & 0xff; this.block[43] = (x10 >>> 24) & 0xff;
-            this.block[44] = (x11 >>>  0) & 0xff; this.block[45] = (x11 >>>  8) & 0xff;
-            this.block[46] = (x11 >>> 16) & 0xff; this.block[47] = (x11 >>> 24) & 0xff;
-            this.block[48] = (x12 >>>  0) & 0xff; this.block[49] = (x12 >>>  8) & 0xff;
-            this.block[50] = (x12 >>> 16) & 0xff; this.block[51] = (x12 >>> 24) & 0xff;
-            this.block[52] = (x13 >>>  0) & 0xff; this.block[53] = (x13 >>>  8) & 0xff;
-            this.block[54] = (x13 >>> 16) & 0xff; this.block[55] = (x13 >>> 24) & 0xff;
-            this.block[56] = (x14 >>>  0) & 0xff; this.block[57] = (x14 >>>  8) & 0xff;
-            this.block[58] = (x14 >>> 16) & 0xff; this.block[59] = (x14 >>> 24) & 0xff;
-            this.block[60] = (x15 >>>  0) & 0xff; this.block[61] = (x15 >>>  8) & 0xff;
-            this.block[62] = (x15 >>> 16) & 0xff; this.block[63] = (x15 >>> 24) & 0xff;
-    };
-
-  return Salsa20
-
-}))
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dsa-webworker.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dsa-webworker.js
deleted file mode 100644
index d84ad17..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/dsa-webworker.js
+++ /dev/null
@@ -1,52 +0,0 @@
-;(function (root) {
-  "use strict";
-
-  root.OTR = {}
-  root.DSA = {}
-  root.crypto = {
-    randomBytes: function () {
-      throw new Error("Haven't seeded yet.")
-    }
-  }
-
-  // default imports
-  var imports = [
-      'vendor/salsa20.js'
-    , 'vendor/bigint.js'
-    , 'vendor/crypto.js'
-    , 'vendor/eventemitter.js'
-    , 'lib/const.js'
-    , 'lib/helpers.js'
-    , 'lib/dsa.js'
-  ]
-
-  function sendMsg(type, val) {
-    postMessage({ type: type, val: val })
-  }
-
-  onmessage = function (e) {
-    var data = e.data;
-
-    if (data.imports) imports = data.imports
-    importScripts.apply(root, imports);
-
-    // use salsa20 since there's no prng in webworkers
-    var state = new root.Salsa20(data.seed.slice(0, 32), data.seed.slice(32))
-    root.crypto.randomBytes = function (n) {
-      return state.getBytes(n)
-    }
-
-    if (data.debug) sendMsg('debug', 'DSA key creation started')
-    var dsa
-    try {
-      dsa = new root.DSA()
-    } catch (e) {
-      if (data.debug) sendMsg('debug', e.toString())
-      return
-    }
-    if (data.debug) sendMsg('debug', 'DSA key creation finished')
-
-    sendMsg('data', dsa.packPrivate())
-  }
-
-}(this))
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/otr.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/build/otr.js
deleted file mode 100644
index c2d3226..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/otr.js
+++ /dev/null
@@ -1,2634 +0,0 @@
-/*!
-
-  otr.js v0.2.14 - 2015-01-16
-  (c) 2015 - Arlo Breault <arlolra at gmail.com>
-  Freely distributed under the MPL v2.0 license.
-
-  This file is concatenated for the browser.
-  Please see: https://github.com/arlolra/otr
-
-*/
-
-;(function (root, factory) {
-
-  if (typeof define === 'function' && define.amd) {
-    define([
-        "bigint"
-      , "crypto"
-      , "eventemitter"
-    ], function (BigInt, CryptoJS, EventEmitter) {
-      var root = {
-          BigInt: BigInt
-        , CryptoJS: CryptoJS
-        , EventEmitter: EventEmitter
-        , OTR: {}
-        , DSA: {}
-      }
-      return factory.call(root)
-    })
-  } else {
-    root.OTR = {}
-    root.DSA = {}
-    factory.call(root)
-  }
-
-}(this, function () {
-
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var CONST = {
-
-    // diffie-heilman
-      N : 'FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE45B3DC2007CB8A163BF0598DA48361C55D39A69163FA8FD24CF5F83655D23DCA3AD961C62F356208552BB9ED529077096966D670C354E4ABC9804F1746C08CA237327FFFFFFFFFFFFFFFF'
-    , G : '2'
-
-    // otr message states
-    , MSGSTATE_PLAINTEXT : 0
-    , MSGSTATE_ENCRYPTED : 1
-    , MSGSTATE_FINISHED  : 2
-
-    // otr auth states
-    , AUTHSTATE_NONE               : 0
-    , AUTHSTATE_AWAITING_DHKEY     : 1
-    , AUTHSTATE_AWAITING_REVEALSIG : 2
-    , AUTHSTATE_AWAITING_SIG       : 3
-
-    // whitespace tags
-    , WHITESPACE_TAG    : '\x20\x09\x20\x20\x09\x09\x09\x09\x20\x09\x20\x09\x20\x09\x20\x20'
-    , WHITESPACE_TAG_V2 : '\x20\x20\x09\x09\x20\x20\x09\x20'
-    , WHITESPACE_TAG_V3 : '\x20\x20\x09\x09\x20\x20\x09\x09'
-
-    // otr tags
-    , OTR_TAG       : '?OTR'
-    , OTR_VERSION_1 : '\x00\x01'
-    , OTR_VERSION_2 : '\x00\x02'
-    , OTR_VERSION_3 : '\x00\x03'
-
-    // smp machine states
-    , SMPSTATE_EXPECT0 : 0
-    , SMPSTATE_EXPECT1 : 1
-    , SMPSTATE_EXPECT2 : 2
-    , SMPSTATE_EXPECT3 : 3
-    , SMPSTATE_EXPECT4 : 4
-
-    // unstandard status codes
-    , STATUS_SEND_QUERY  : 0
-    , STATUS_AKE_INIT    : 1
-    , STATUS_AKE_SUCCESS : 2
-    , STATUS_END_OTR     : 3
-
-  }
-
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = CONST
-  } else {
-    root.OTR.CONST = CONST
-  }
-
-}).call(this)
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var HLP = {}, CryptoJS, BigInt
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = HLP = {}
-    CryptoJS = require('../vendor/crypto.js')
-    BigInt = require('../vendor/bigint.js')
-  } else {
-    if (root.OTR) root.OTR.HLP = HLP
-    if (root.DSA) root.DSA.HLP = HLP
-    CryptoJS = root.CryptoJS
-    BigInt = root.BigInt
-  }
-
-  // data types (byte lengths)
-  var DTS = {
-      BYTE  : 1
-    , SHORT : 2
-    , INT   : 4
-    , CTR   : 8
-    , MAC   : 20
-    , SIG   : 40
-  }
-
-  // otr message wrapper begin and end
-  var WRAPPER_BEGIN = "?OTR"
-    , WRAPPER_END   = "."
-
-  var TWO = BigInt.str2bigInt('2', 10)
-
-  HLP.debug = function (msg) {
-    // used as HLP.debug.call(ctx, msg)
-    if ( this.debug &&
-         typeof this.debug !== 'function' &&
-         typeof console !== 'undefined'
-    ) console.log(msg)
-  }
-
-  HLP.extend = function (child, parent) {
-    for (var key in parent) {
-      if (Object.hasOwnProperty.call(parent, key))
-        child[key] = parent[key]
-    }
-    function Ctor() { this.constructor = child }
-    Ctor.prototype = parent.prototype
-    child.prototype = new Ctor()
-    child.__super__ = parent.prototype
-  }
-
-  // assumes 32-bit
-  function intCompare(x, y) {
-    var z = ~(x ^ y)
-    z &= z >> 16
-    z &= z >> 8
-    z &= z >> 4
-    z &= z >> 2
-    z &= z >> 1
-    return z & 1
-  }
-
-  // constant-time string comparison
-  HLP.compare = function (str1, str2) {
-    if (str1.length !== str2.length)
-      return false
-    var i = 0, result = 0
-    for (; i < str1.length; i++)
-      result |= str1[i].charCodeAt(0) ^ str2[i].charCodeAt(0)
-    return intCompare(result, 0)
-  }
-
-  HLP.randomExponent = function () {
-    return BigInt.randBigInt(1536)
-  }
-
-  HLP.smpHash = function (version, fmpi, smpi) {
-    var sha256 = CryptoJS.algo.SHA256.create()
-    sha256.update(CryptoJS.enc.Latin1.parse(HLP.packBytes(version, DTS.BYTE)))
-    sha256.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(fmpi)))
-    if (smpi) sha256.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(smpi)))
-    var hash = sha256.finalize()
-    return HLP.bits2bigInt(hash.toString(CryptoJS.enc.Latin1))
-  }
-
-  HLP.makeMac = function (aesctr, m) {
-    var pass = CryptoJS.enc.Latin1.parse(m)
-    var mac = CryptoJS.HmacSHA256(CryptoJS.enc.Latin1.parse(aesctr), pass)
-    return HLP.mask(mac.toString(CryptoJS.enc.Latin1), 0, 160)
-  }
-
-  HLP.make1Mac = function (aesctr, m) {
-    var pass = CryptoJS.enc.Latin1.parse(m)
-    var mac = CryptoJS.HmacSHA1(CryptoJS.enc.Latin1.parse(aesctr), pass)
-    return mac.toString(CryptoJS.enc.Latin1)
-  }
-
-  HLP.encryptAes = function (msg, c, iv) {
-    var opts = {
-        mode: CryptoJS.mode.CTR
-      , iv: CryptoJS.enc.Latin1.parse(iv)
-      , padding: CryptoJS.pad.NoPadding
-    }
-    var aesctr = CryptoJS.AES.encrypt(
-        msg
-      , CryptoJS.enc.Latin1.parse(c)
-      , opts
-    )
-    var aesctr_decoded = CryptoJS.enc.Base64.parse(aesctr.toString())
-    return CryptoJS.enc.Latin1.stringify(aesctr_decoded)
-  }
-
-  HLP.decryptAes = function (msg, c, iv) {
-    msg = CryptoJS.enc.Latin1.parse(msg)
-    var opts = {
-        mode: CryptoJS.mode.CTR
-      , iv: CryptoJS.enc.Latin1.parse(iv)
-      , padding: CryptoJS.pad.NoPadding
-    }
-    return CryptoJS.AES.decrypt(
-        CryptoJS.enc.Base64.stringify(msg)
-      , CryptoJS.enc.Latin1.parse(c)
-      , opts
-    )
-  }
-
-  HLP.multPowMod = function (a, b, c, d, e) {
-    return BigInt.multMod(BigInt.powMod(a, b, e), BigInt.powMod(c, d, e), e)
-  }
-
-  HLP.ZKP = function (v, c, d, e) {
-    return BigInt.equals(c, HLP.smpHash(v, d, e))
-  }
-
-  // greater than, or equal
-  HLP.GTOE = function (a, b) {
-    return (BigInt.equals(a, b) || BigInt.greater(a, b))
-  }
-
-  HLP.between = function (x, a, b) {
-    return (BigInt.greater(x, a) && BigInt.greater(b, x))
-  }
-
-  HLP.checkGroup = function (g, N_MINUS_2) {
-    return HLP.GTOE(g, TWO) && HLP.GTOE(N_MINUS_2, g)
-  }
-
-  HLP.h1 = function (b, secbytes) {
-    var sha1 = CryptoJS.algo.SHA1.create()
-    sha1.update(CryptoJS.enc.Latin1.parse(b))
-    sha1.update(CryptoJS.enc.Latin1.parse(secbytes))
-    return (sha1.finalize()).toString(CryptoJS.enc.Latin1)
-  }
-
-  HLP.h2 = function (b, secbytes) {
-    var sha256 = CryptoJS.algo.SHA256.create()
-    sha256.update(CryptoJS.enc.Latin1.parse(b))
-    sha256.update(CryptoJS.enc.Latin1.parse(secbytes))
-    return (sha256.finalize()).toString(CryptoJS.enc.Latin1)
-  }
-
-  HLP.mask = function (bytes, start, n) {
-    return bytes.substr(start / 8, n / 8)
-  }
-
-  var _toString = String.fromCharCode;
-  HLP.packBytes = function (val, bytes) {
-    val = val.toString(16)
-    var nex, res = ''  // big-endian, unsigned long
-    for (; bytes > 0; bytes--) {
-      nex = val.length ? val.substr(-2, 2) : '0'
-      val = val.substr(0, val.length - 2)
-      res = _toString(parseInt(nex, 16)) + res
-    }
-    return res
-  }
-
-  HLP.packINT = function (d) {
-    return HLP.packBytes(d, DTS.INT)
-  }
-
-  HLP.packCtr = function (d) {
-    return HLP.padCtr(HLP.packBytes(d, DTS.CTR))
-  }
-
-  HLP.padCtr = function (ctr) {
-    return ctr + '\x00\x00\x00\x00\x00\x00\x00\x00'
-  }
-
-  HLP.unpackCtr = function (d) {
-    d = HLP.toByteArray(d.substring(0, 8))
-    return HLP.unpack(d)
-  }
-
-  HLP.unpack = function (arr) {
-    var val = 0, i = 0, len = arr.length
-    for (; i < len; i++) {
-      val = (val * 256) + arr[i]
-    }
-    return val
-  }
-
-  HLP.packData = function (d) {
-    return HLP.packINT(d.length) + d
-  }
-
-  HLP.bits2bigInt = function (bits) {
-    bits = HLP.toByteArray(bits)
-    return BigInt.ba2bigInt(bits)
-  }
-
-  HLP.packMPI = function (mpi) {
-    return HLP.packData(BigInt.bigInt2bits(BigInt.trim(mpi, 0)))
-  }
-
-  HLP.packSHORT = function (short) {
-    return HLP.packBytes(short, DTS.SHORT)
-  }
-
-  HLP.unpackSHORT = function (short) {
-    short = HLP.toByteArray(short)
-    return HLP.unpack(short)
-  }
-
-  HLP.packTLV = function (type, value) {
-    return HLP.packSHORT(type) + HLP.packSHORT(value.length) + value
-  }
-
-  HLP.readLen = function (msg) {
-    msg = HLP.toByteArray(msg.substring(0, 4))
-    return HLP.unpack(msg)
-  }
-
-  HLP.readData = function (data) {
-    var n = HLP.unpack(data.splice(0, 4))
-    return [n, data]
-  }
-
-  HLP.readMPI = function (data) {
-    data = HLP.toByteArray(data)
-    data = HLP.readData(data)
-    return BigInt.ba2bigInt(data[1])
-  }
-
-  HLP.packMPIs = function (arr) {
-    return arr.reduce(function (prv, cur) {
-      return prv + HLP.packMPI(cur)
-    }, '')
-  }
-
-  HLP.unpackMPIs = function (num, mpis) {
-    var i = 0, arr = []
-    for (; i < num; i++) arr.push('MPI')
-    return (HLP.splitype(arr, mpis)).map(function (m) {
-      return HLP.readMPI(m)
-    })
-  }
-
-  HLP.wrapMsg = function (msg, fs, v3, our_it, their_it) {
-    msg = CryptoJS.enc.Base64.stringify(CryptoJS.enc.Latin1.parse(msg))
-    msg = WRAPPER_BEGIN + ":" + msg + WRAPPER_END
-
-    var its
-    if (v3) {
-      its = '|'
-      its += (HLP.readLen(our_it)).toString(16)
-      its += '|'
-      its += (HLP.readLen(their_it)).toString(16)
-    }
-
-    if (!fs) return [null, msg]
-
-    var n = Math.ceil(msg.length / fs)
-    if (n > 65535) return ['Too many fragments']
-    if (n == 1) return [null, msg]
-
-    var k, bi, ei, frag, mf, mfs = []
-    for (k = 1; k <= n; k++) {
-      bi = (k - 1) * fs
-      ei = k * fs
-      frag = msg.slice(bi, ei)
-      mf = WRAPPER_BEGIN
-      if (v3) mf += its
-      mf += ',' + k + ','
-      mf += n + ','
-      mf += frag + ','
-      mfs.push(mf)
-    }
-
-    return [null, mfs]
-  }
-
-  HLP.splitype = function splitype(arr, msg) {
-    var data = []
-    arr.forEach(function (a) {
-      var str
-      switch (a) {
-        case 'PUBKEY':
-          str = splitype(['SHORT', 'MPI', 'MPI', 'MPI', 'MPI'], msg).join('')
-          break
-        case 'DATA':  // falls through
-        case 'MPI':
-          str = msg.substring(0, HLP.readLen(msg) + 4)
-          break
-        default:
-          str = msg.substring(0, DTS[a])
-      }
-      data.push(str)
-      msg = msg.substring(str.length)
-    })
-    return data
-  }
-
-  // https://github.com/msgpack/msgpack-javascript/blob/master/msgpack.js
-
-  var _bin2num = (function () {
-    var i = 0, _bin2num = {}
-    for (; i < 0x100; ++i) {
-      _bin2num[String.fromCharCode(i)] = i  // "\00" -> 0x00
-    }
-    for (i = 0x80; i < 0x100; ++i) {  // [Webkit][Gecko]
-      _bin2num[String.fromCharCode(0xf700 + i)] = i  // "\f780" -> 0x80
-    }
-    return _bin2num
-  }())
-
-  HLP.toByteArray = function (data) {
-    var rv = []
-      , ary = data.split("")
-      , i = -1
-      , iz = ary.length
-      , remain = iz % 8
-
-    while (remain--) {
-      ++i
-      rv[i] = _bin2num[ary[i]]
-    }
-    remain = iz >> 3
-    while (remain--) {
-      rv.push(_bin2num[ary[++i]], _bin2num[ary[++i]],
-              _bin2num[ary[++i]], _bin2num[ary[++i]],
-              _bin2num[ary[++i]], _bin2num[ary[++i]],
-              _bin2num[ary[++i]], _bin2num[ary[++i]])
-    }
-    return rv
-  }
-
-}).call(this)
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var CryptoJS, BigInt, Worker, WWPath, HLP
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = DSA
-    CryptoJS = require('../vendor/crypto.js')
-    BigInt = require('../vendor/bigint.js')
-    WWPath = require('path').join(__dirname, '/dsa-webworker.js')
-    HLP = require('./helpers.js')
-  } else {
-    // copy over and expose internals
-    Object.keys(root.DSA).forEach(function (k) {
-      DSA[k] = root.DSA[k]
-    })
-    root.DSA = DSA
-    CryptoJS = root.CryptoJS
-    BigInt = root.BigInt
-    Worker = root.Worker
-    WWPath = 'dsa-webworker.js'
-    HLP = DSA.HLP
-  }
-
-  var ZERO = BigInt.str2bigInt('0', 10)
-    , ONE = BigInt.str2bigInt('1', 10)
-    , TWO = BigInt.str2bigInt('2', 10)
-    , KEY_TYPE = '\x00\x00'
-
-  var DEBUG = false
-  function timer() {
-    var start = (new Date()).getTime()
-    return function (s) {
-      if (!DEBUG || typeof console === 'undefined') return
-      var t = (new Date()).getTime()
-      console.log(s + ': ' + (t - start))
-      start = t
-    }
-  }
-
-  function makeRandom(min, max) {
-    var c = BigInt.randBigInt(BigInt.bitSize(max))
-    if (!HLP.between(c, min, max)) return makeRandom(min, max)
-    return c
-  }
-
-  // altered BigInt.randProbPrime()
-  // n rounds of Miller Rabin (after trial division with small primes)
-  var rpprb = []
-  function isProbPrime(k, n) {
-    var i, B = 30000, l = BigInt.bitSize(k)
-    var primes = BigInt.primes
-
-    if (primes.length === 0)
-      primes = BigInt.findPrimes(B)
-
-    if (rpprb.length != k.length)
-      rpprb = BigInt.dup(k)
-
-    // check ans for divisibility by small primes up to B
-    for (i = 0; (i < primes.length) && (primes[i] <= B); i++)
-      if (BigInt.modInt(k, primes[i]) === 0 && !BigInt.equalsInt(k, primes[i]))
-        return 0
-
-    // do n rounds of Miller Rabin, with random bases less than k
-    for (i = 0; i < n; i++) {
-      BigInt.randBigInt_(rpprb, l, 0)
-      while(!BigInt.greater(k, rpprb))  // pick a random rpprb that's < k
-        BigInt.randBigInt_(rpprb, l, 0)
-      if (!BigInt.millerRabin(k, rpprb))
-        return 0
-    }
-
-    return 1
-  }
-
-  var bit_lengths = {
-      '1024': { N: 160, repeat: 40 }  // 40x should give 2^-80 confidence
-    , '2048': { N: 224, repeat: 56 }
-  }
-
-  var primes = {}
-
-  // follows go lang http://golang.org/src/pkg/crypto/dsa/dsa.go
-  // fips version was removed in 0c99af0df3e7
-  function generatePrimes(bit_length) {
-
-    var t = timer()  // for debugging
-
-    // number of MR tests to perform
-    var repeat = bit_lengths[bit_length].repeat
-
-    var N = bit_lengths[bit_length].N
-
-    var LM1 = BigInt.twoToThe(bit_length - 1)
-    var bl4 = 4 * bit_length
-    var brk = false
-
-    var q, p, rem, counter
-    for (;;) {
-
-      q = BigInt.randBigInt(N, 1)
-      q[0] |= 1
-
-      if (!isProbPrime(q, repeat)) continue
-      t('q')
-
-      for (counter = 0; counter < bl4; counter++) {
-        p = BigInt.randBigInt(bit_length, 1)
-        p[0] |= 1
-
-        rem = BigInt.mod(p, q)
-        rem = BigInt.sub(rem, ONE)
-        p = BigInt.sub(p, rem)
-
-        if (BigInt.greater(LM1, p)) continue
-        if (!isProbPrime(p, repeat)) continue
-
-        t('p')
-        primes[bit_length] = { p: p, q: q }
-        brk = true
-        break
-      }
-
-      if (brk) break
-    }
-
-    var h = BigInt.dup(TWO)
-    var pm1 = BigInt.sub(p, ONE)
-    var e = BigInt.multMod(pm1, BigInt.inverseMod(q, p), p)
-
-    var g
-    for (;;) {
-      g = BigInt.powMod(h, e, p)
-      if (BigInt.equals(g, ONE)) {
-        h = BigInt.add(h, ONE)
-        continue
-      }
-      primes[bit_length].g = g
-      t('g')
-      return
-    }
-
-    throw new Error('Unreachable!')
-  }
-
-  function DSA(obj, opts) {
-    if (!(this instanceof DSA)) return new DSA(obj, opts)
-
-    // options
-    opts = opts || {}
-
-    // inherit
-    if (obj) {
-      var self = this
-      ;['p', 'q', 'g', 'y', 'x'].forEach(function (prop) {
-        self[prop] = obj[prop]
-      })
-      this.type = obj.type || KEY_TYPE
-      return
-    }
-
-    // default to 1024
-    var bit_length = parseInt(opts.bit_length ? opts.bit_length : 1024, 10)
-
-    if (!bit_lengths[bit_length])
-      throw new Error('Unsupported bit length.')
-
-    // set primes
-    if (!primes[bit_length])
-      generatePrimes(bit_length)
-
-    this.p = primes[bit_length].p
-    this.q = primes[bit_length].q
-    this.g = primes[bit_length].g
-
-    // key type
-    this.type = KEY_TYPE
-
-    // private key
-    this.x = makeRandom(ZERO, this.q)
-
-    // public keys (p, q, g, y)
-    this.y = BigInt.powMod(this.g, this.x, this.p)
-
-    // nocache?
-    if (opts.nocache) primes[bit_length] = null
-  }
-
-  DSA.prototype = {
-
-    constructor: DSA,
-
-    packPublic: function () {
-      var str = this.type
-      str += HLP.packMPI(this.p)
-      str += HLP.packMPI(this.q)
-      str += HLP.packMPI(this.g)
-      str += HLP.packMPI(this.y)
-      return str
-    },
-
-    packPrivate: function () {
-      var str = this.packPublic() + HLP.packMPI(this.x)
-      str = CryptoJS.enc.Latin1.parse(str)
-      return str.toString(CryptoJS.enc.Base64)
-    },
-
-    // http://www.imperialviolet.org/2013/06/15/suddendeathentropy.html
-    generateNonce: function (m) {
-      var priv = BigInt.bigInt2bits(BigInt.trim(this.x, 0))
-      var rand = BigInt.bigInt2bits(BigInt.randBigInt(256))
-
-      var sha256 = CryptoJS.algo.SHA256.create()
-      sha256.update(CryptoJS.enc.Latin1.parse(priv))
-      sha256.update(m)
-      sha256.update(CryptoJS.enc.Latin1.parse(rand))
-
-      var hash = sha256.finalize()
-      hash = HLP.bits2bigInt(hash.toString(CryptoJS.enc.Latin1))
-      BigInt.rightShift_(hash, 256 - BigInt.bitSize(this.q))
-
-      return HLP.between(hash, ZERO, this.q) ? hash : this.generateNonce(m)
-    },
-
-    sign: function (m) {
-      m = CryptoJS.enc.Latin1.parse(m)
-      var b = BigInt.str2bigInt(m.toString(CryptoJS.enc.Hex), 16)
-      var k, r = ZERO, s = ZERO
-      while (BigInt.isZero(s) || BigInt.isZero(r)) {
-        k = this.generateNonce(m)
-        r = BigInt.mod(BigInt.powMod(this.g, k, this.p), this.q)
-        if (BigInt.isZero(r)) continue
-        s = BigInt.inverseMod(k, this.q)
-        s = BigInt.mult(s, BigInt.add(b, BigInt.mult(this.x, r)))
-        s = BigInt.mod(s, this.q)
-      }
-      return [r, s]
-    },
-
-    fingerprint: function () {
-      var pk = this.packPublic()
-      if (this.type === KEY_TYPE) pk = pk.substring(2)
-      pk = CryptoJS.enc.Latin1.parse(pk)
-      return CryptoJS.SHA1(pk).toString(CryptoJS.enc.Hex)
-    }
-
-  }
-
-  DSA.parsePublic = function (str, priv) {
-    var fields = ['SHORT', 'MPI', 'MPI', 'MPI', 'MPI']
-    if (priv) fields.push('MPI')
-    str = HLP.splitype(fields, str)
-    var obj = {
-        type: str[0]
-      , p: HLP.readMPI(str[1])
-      , q: HLP.readMPI(str[2])
-      , g: HLP.readMPI(str[3])
-      , y: HLP.readMPI(str[4])
-    }
-    if (priv) obj.x = HLP.readMPI(str[5])
-    return new DSA(obj)
-  }
-
-  function tokenizeStr(str) {
-    var start, end
-
-    start = str.indexOf("(")
-    end = str.lastIndexOf(")")
-
-    if (start < 0 || end < 0)
-      throw new Error("Malformed S-Expression")
-
-    str = str.substring(start + 1, end)
-
-    var splt = str.search(/\s/)
-    var obj = {
-        type: str.substring(0, splt)
-      , val: []
-    }
-
-    str = str.substring(splt + 1, end)
-    start = str.indexOf("(")
-
-    if (start < 0) obj.val.push(str)
-    else {
-
-      var i, len, ss, es
-      while (start > -1) {
-        i = start + 1
-        len = str.length
-        for (ss = 1, es = 0; i < len && es < ss; i++) {
-          if (str[i] === "(") ss++
-          if (str[i] === ")") es++
-        }
-        obj.val.push(tokenizeStr(str.substring(start, ++i)))
-        str = str.substring(++i)
-        start = str.indexOf("(")
-      }
-
-    }
-    return obj
-  }
-
-  function parseLibotr(obj) {
-    if (!obj.type) throw new Error("Parse error.")
-
-    var o, val
-    if (obj.type === "privkeys") {
-      o = []
-      obj.val.forEach(function (i) {
-        o.push(parseLibotr(i))
-      })
-      return o
-    }
-
-    o = {}
-    obj.val.forEach(function (i) {
-
-      val = i.val[0]
-      if (typeof val === "string") {
-
-        if (val.indexOf("#") === 0) {
-          val = val.substring(1, val.lastIndexOf("#"))
-          val = BigInt.str2bigInt(val, 16)
-        }
-
-      } else {
-        val = parseLibotr(i)
-      }
-
-      o[i.type] = val
-    })
-
-    return o
-  }
-
-  DSA.parsePrivate = function (str, libotr) {
-    if (!libotr) {
-      str = CryptoJS.enc.Base64.parse(str)
-      str = str.toString(CryptoJS.enc.Latin1)
-      return DSA.parsePublic(str, true)
-    }
-    // only returning the first key found
-    return parseLibotr(tokenizeStr(str))[0]["private-key"].dsa
-  }
-
-  DSA.verify = function (key, m, r, s) {
-    if (!HLP.between(r, ZERO, key.q) || !HLP.between(s, ZERO, key.q))
-      return false
-
-    var hm = CryptoJS.enc.Latin1.parse(m)  // CryptoJS.SHA1(m)
-    hm = BigInt.str2bigInt(hm.toString(CryptoJS.enc.Hex), 16)
-
-    var w = BigInt.inverseMod(s, key.q)
-    var u1 = BigInt.multMod(hm, w, key.q)
-    var u2 = BigInt.multMod(r, w, key.q)
-
-    u1 = BigInt.powMod(key.g, u1, key.p)
-    u2 = BigInt.powMod(key.y, u2, key.p)
-
-    var v = BigInt.mod(BigInt.multMod(u1, u2, key.p), key.q)
-
-    return BigInt.equals(v, r)
-  }
-
-  DSA.createInWebWorker = function (options, cb) {
-    var opts = {
-        path: WWPath
-      , seed: BigInt.getSeed
-    }
-    if (options && typeof options === 'object')
-      Object.keys(options).forEach(function (k) {
-        opts[k] = options[k]
-      })
-
-    // load optional dep. in node
-    if (typeof module !== 'undefined' && module.exports)
-      Worker = require('webworker-threads').Worker
-
-    var worker = new Worker(opts.path)
-    worker.onmessage = function (e) {
-      var data = e.data
-      switch (data.type) {
-        case "debug":
-          if (!DEBUG || typeof console === 'undefined') return
-          console.log(data.val)
-          break;
-        case "data":
-          worker.terminate()
-          cb(DSA.parsePrivate(data.val))
-          break;
-        default:
-          throw new Error("Unrecognized type.")
-      }
-    }
-    worker.postMessage({
-        seed: opts.seed()
-      , imports: opts.imports
-      , debug: DEBUG
-    })
-  }
-
-}).call(this)
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var Parse = {}, CryptoJS, CONST, HLP
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = Parse
-    CryptoJS = require('../vendor/crypto.js')
-    CONST = require('./const.js')
-    HLP = require('./helpers.js')
-  } else {
-    root.OTR.Parse = Parse
-    CryptoJS = root.CryptoJS
-    CONST = root.OTR.CONST
-    HLP = root.OTR.HLP
-  }
-
-  // whitespace tags
-  var tags = {}
-  tags[CONST.WHITESPACE_TAG_V2] = CONST.OTR_VERSION_2
-  tags[CONST.WHITESPACE_TAG_V3] = CONST.OTR_VERSION_3
-
-  Parse.parseMsg = function (otr, msg) {
-
-    var ver = []
-
-    // is this otr?
-    var start = msg.indexOf(CONST.OTR_TAG)
-    if (!~start) {
-
-      // restart fragments
-      this.initFragment(otr)
-
-      // whitespace tags
-      ind = msg.indexOf(CONST.WHITESPACE_TAG)
-
-      if (~ind) {
-
-        msg = msg.split('')
-        msg.splice(ind, 16)
-
-        var tag, len = msg.length
-        for (; ind < len;) {
-          tag = msg.slice(ind, ind + 8).join('')
-          if (Object.hasOwnProperty.call(tags, tag)) {
-            msg.splice(ind, 8)
-            ver.push(tags[tag])
-            continue
-          }
-          ind += 8
-        }
-
-        msg = msg.join('')
-
-      }
-
-      return { msg: msg, ver: ver }
-    }
-
-    var ind = start + CONST.OTR_TAG.length
-    var com = msg[ind]
-
-    // message fragment
-    if (com === ',' || com === '|') {
-      return this.msgFragment(otr, msg.substring(ind + 1), (com === '|'))
-    }
-
-    this.initFragment(otr)
-
-    // query message
-    if (~['?', 'v'].indexOf(com)) {
-
-      // version 1
-      if (msg[ind] === '?') {
-        ver.push(CONST.OTR_VERSION_1)
-        ind += 1
-      }
-
-      // other versions
-      var vers = {
-          '2': CONST.OTR_VERSION_2
-        , '3': CONST.OTR_VERSION_3
-      }
-      var qs = msg.substring(ind + 1)
-      var qi = qs.indexOf('?')
-
-      if (qi >= 1) {
-        qs = qs.substring(0, qi).split('')
-        if (msg[ind] === 'v') {
-          qs.forEach(function (q) {
-            if (Object.hasOwnProperty.call(vers, q)) ver.push(vers[q])
-          })
-        }
-      }
-
-      return { cls: 'query', ver: ver }
-    }
-
-    // otr message
-    if (com === ':') {
-
-      ind += 1
-
-      var info = msg.substring(ind, ind + 4)
-      if (info.length < 4) return { msg: msg }
-      info = CryptoJS.enc.Base64.parse(info).toString(CryptoJS.enc.Latin1)
-
-      var version = info.substring(0, 2)
-      var type = info.substring(2)
-
-      // supporting otr versions 2 and 3
-      if (!otr['ALLOW_V' + HLP.unpackSHORT(version)]) return { msg: msg }
-
-      ind += 4
-
-      var end = msg.substring(ind).indexOf('.')
-      if (!~end) return { msg: msg }
-
-      msg = CryptoJS.enc.Base64.parse(msg.substring(ind, ind + end))
-      msg = CryptoJS.enc.Latin1.stringify(msg)
-
-      // instance tags
-      var instance_tags
-      if (version === CONST.OTR_VERSION_3) {
-        instance_tags = msg.substring(0, 8)
-        msg = msg.substring(8)
-      }
-
-      var cls
-      if (~['\x02', '\x0a', '\x11', '\x12'].indexOf(type)) {
-        cls = 'ake'
-      } else if (type === '\x03') {
-        cls = 'data'
-      }
-
-      return {
-          version: version
-        , type: type
-        , msg: msg
-        , cls: cls
-        , instance_tags: instance_tags
-      }
-    }
-
-    // error message
-    if (msg.substring(ind, ind + 7) === ' Error:') {
-      if (otr.ERROR_START_AKE) {
-        otr.sendQueryMsg()
-      }
-      return { msg: msg.substring(ind + 7), cls: 'error' }
-    }
-
-    return { msg: msg }
-  }
-
-  Parse.initFragment = function (otr) {
-    otr.fragment = { s: '', j: 0, k: 0 }
-  }
-
-  Parse.msgFragment = function (otr, msg, v3) {
-
-    msg = msg.split(',')
-
-    // instance tags
-    if (v3) {
-      var its = msg.shift().split('|')
-      var their_it = HLP.packINT(parseInt(its[0], 16))
-      var our_it = HLP.packINT(parseInt(its[1], 16))
-      if (otr.checkInstanceTags(their_it + our_it)) return  // ignore
-    }
-
-    if (msg.length < 4 ||
-      isNaN(parseInt(msg[0], 10)) ||
-      isNaN(parseInt(msg[1], 10))
-    ) return
-
-    var k = parseInt(msg[0], 10)
-    var n = parseInt(msg[1], 10)
-    msg = msg[2]
-
-    if (n < k || n === 0 || k === 0) {
-      this.initFragment(otr)
-      return
-    }
-
-    if (k === 1) {
-      this.initFragment(otr)
-      otr.fragment = { k: 1, n: n, s: msg }
-    } else if (n === otr.fragment.n && k === (otr.fragment.k + 1)) {
-      otr.fragment.s += msg
-      otr.fragment.k += 1
-    } else {
-      this.initFragment(otr)
-    }
-
-    if (n === k) {
-      msg = otr.fragment.s
-      this.initFragment(otr)
-      return this.parseMsg(otr, msg)
-    }
-
-    return
-  }
-
-}).call(this)
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var CryptoJS, BigInt, CONST, HLP, DSA
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = AKE
-    CryptoJS = require('../vendor/crypto.js')
-    BigInt = require('../vendor/bigint.js')
-    CONST = require('./const.js')
-    HLP = require('./helpers.js')
-    DSA = require('./dsa.js')
-  } else {
-    root.OTR.AKE = AKE
-    CryptoJS = root.CryptoJS
-    BigInt = root.BigInt
-    CONST = root.OTR.CONST
-    HLP = root.OTR.HLP
-    DSA = root.DSA
-  }
-
-  // diffie-hellman modulus
-  // see group 5, RFC 3526
-  var N = BigInt.str2bigInt(CONST.N, 16)
-  var N_MINUS_2 = BigInt.sub(N, BigInt.str2bigInt('2', 10))
-
-  function hMac(gx, gy, pk, kid, m) {
-    var pass = CryptoJS.enc.Latin1.parse(m)
-    var hmac = CryptoJS.algo.HMAC.create(CryptoJS.algo.SHA256, pass)
-    hmac.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(gx)))
-    hmac.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(gy)))
-    hmac.update(CryptoJS.enc.Latin1.parse(pk))
-    hmac.update(CryptoJS.enc.Latin1.parse(kid))
-    return (hmac.finalize()).toString(CryptoJS.enc.Latin1)
-  }
-
-  // AKE constructor
-  function AKE(otr) {
-    if (!(this instanceof AKE)) return new AKE(otr)
-
-    // otr instance
-    this.otr = otr
-
-    // our keys
-    this.our_dh = otr.our_old_dh
-    this.our_keyid = otr.our_keyid - 1
-
-    // their keys
-    this.their_y = null
-    this.their_keyid = null
-    this.their_priv_pk = null
-
-    // state
-    this.ssid = null
-    this.transmittedRS = false
-    this.r = null
-
-    // bind methods
-    var self = this
-    ;['sendMsg'].forEach(function (meth) {
-      self[meth] = self[meth].bind(self)
-    })
-  }
-
-  AKE.prototype = {
-
-    constructor: AKE,
-
-    createKeys: function(g) {
-      var s = BigInt.powMod(g, this.our_dh.privateKey, N)
-      var secbytes = HLP.packMPI(s)
-      this.ssid = HLP.mask(HLP.h2('\x00', secbytes), 0, 64)  // first 64-bits
-      var tmp = HLP.h2('\x01', secbytes)
-      this.c = HLP.mask(tmp, 0, 128)  // first 128-bits
-      this.c_prime = HLP.mask(tmp, 128, 128)  // second 128-bits
-      this.m1 = HLP.h2('\x02', secbytes)
-      this.m2 = HLP.h2('\x03', secbytes)
-      this.m1_prime = HLP.h2('\x04', secbytes)
-      this.m2_prime = HLP.h2('\x05', secbytes)
-    },
-
-    verifySignMac: function (mac, aesctr, m2, c, their_y, our_dh_pk, m1, ctr) {
-      // verify mac
-      var vmac = HLP.makeMac(aesctr, m2)
-      if (!HLP.compare(mac, vmac))
-        return ['MACs do not match.']
-
-      // decrypt x
-      var x = HLP.decryptAes(aesctr.substring(4), c, ctr)
-      x = HLP.splitype(['PUBKEY', 'INT', 'SIG'], x.toString(CryptoJS.enc.Latin1))
-
-      var m = hMac(their_y, our_dh_pk, x[0], x[1], m1)
-      var pub = DSA.parsePublic(x[0])
-
-      var r = HLP.bits2bigInt(x[2].substring(0, 20))
-      var s = HLP.bits2bigInt(x[2].substring(20))
-
-      // verify sign m
-      if (!DSA.verify(pub, m, r, s)) return ['Cannot verify signature of m.']
-
-      return [null, HLP.readLen(x[1]), pub]
-    },
-
-    makeM: function (their_y, m1, c, m2) {
-      var pk = this.otr.priv.packPublic()
-      var kid = HLP.packINT(this.our_keyid)
-      var m = hMac(this.our_dh.publicKey, their_y, pk, kid, m1)
-      m = this.otr.priv.sign(m)
-      var msg = pk + kid
-      msg += BigInt.bigInt2bits(m[0], 20)  // pad to 20 bytes
-      msg += BigInt.bigInt2bits(m[1], 20)
-      msg = CryptoJS.enc.Latin1.parse(msg)
-      var aesctr = HLP.packData(HLP.encryptAes(msg, c, HLP.packCtr(0)))
-      var mac = HLP.makeMac(aesctr, m2)
-      return aesctr + mac
-    },
-
-    akeSuccess: function (version) {
-      HLP.debug.call(this.otr, 'success')
-
-      if (BigInt.equals(this.their_y, this.our_dh.publicKey))
-        return this.otr.error('equal keys - we have a problem.')
-
-      this.otr.our_old_dh = this.our_dh
-      this.otr.their_priv_pk = this.their_priv_pk
-
-      if (!(
-        (this.their_keyid === this.otr.their_keyid &&
-         BigInt.equals(this.their_y, this.otr.their_y)) ||
-        (this.their_keyid === (this.otr.their_keyid - 1) &&
-         BigInt.equals(this.their_y, this.otr.their_old_y))
-      )) {
-
-        this.otr.their_y = this.their_y
-        this.otr.their_old_y = null
-        this.otr.their_keyid = this.their_keyid
-
-        // rotate keys
-        this.otr.sessKeys[0] = [ new this.otr.DHSession(
-            this.otr.our_dh
-          , this.otr.their_y
-        ), null ]
-        this.otr.sessKeys[1] = [ new this.otr.DHSession(
-            this.otr.our_old_dh
-          , this.otr.their_y
-        ), null ]
-
-      }
-
-      // ake info
-      this.otr.ssid = this.ssid
-      this.otr.transmittedRS = this.transmittedRS
-      this.otr_version = version
-
-      // go encrypted
-      this.otr.authstate = CONST.AUTHSTATE_NONE
-      this.otr.msgstate = CONST.MSGSTATE_ENCRYPTED
-
-      // null out values
-      this.r = null
-      this.myhashed = null
-      this.dhcommit = null
-      this.encrypted = null
-      this.hashed = null
-
-      this.otr.trigger('status', [CONST.STATUS_AKE_SUCCESS])
-
-      // send stored msgs
-      this.otr.sendStored()
-    },
-
-    handleAKE: function (msg) {
-      var send, vsm, type
-      var version = msg.version
-
-      switch (msg.type) {
-
-        case '\x02':
-          HLP.debug.call(this.otr, 'd-h key message')
-
-          msg = HLP.splitype(['DATA', 'DATA'], msg.msg)
-
-          if (this.otr.authstate === CONST.AUTHSTATE_AWAITING_DHKEY) {
-            var ourHash = HLP.readMPI(this.myhashed)
-            var theirHash = HLP.readMPI(msg[1])
-            if (BigInt.greater(ourHash, theirHash)) {
-              type = '\x02'
-              send = this.dhcommit
-              break  // ignore
-            } else {
-              // forget
-              this.our_dh = this.otr.dh()
-              this.otr.authstate = CONST.AUTHSTATE_NONE
-              this.r = null
-              this.myhashed = null
-            }
-          } else if (
-            this.otr.authstate === CONST.AUTHSTATE_AWAITING_SIG
-          ) this.our_dh = this.otr.dh()
-
-          this.otr.authstate = CONST.AUTHSTATE_AWAITING_REVEALSIG
-
-          this.encrypted = msg[0].substring(4)
-          this.hashed = msg[1].substring(4)
-
-          type = '\x0a'
-          send = HLP.packMPI(this.our_dh.publicKey)
-          break
-
-        case '\x0a':
-          HLP.debug.call(this.otr, 'reveal signature message')
-
-          msg = HLP.splitype(['MPI'], msg.msg)
-
-          if (this.otr.authstate !== CONST.AUTHSTATE_AWAITING_DHKEY) {
-            if (this.otr.authstate === CONST.AUTHSTATE_AWAITING_SIG) {
-              if (!BigInt.equals(this.their_y, HLP.readMPI(msg[0]))) return
-            } else {
-              return  // ignore
-            }
-          }
-
-          this.otr.authstate = CONST.AUTHSTATE_AWAITING_SIG
-
-          this.their_y = HLP.readMPI(msg[0])
-
-          // verify gy is legal 2 <= gy <= N-2
-          if (!HLP.checkGroup(this.their_y, N_MINUS_2))
-            return this.otr.error('Illegal g^y.')
-
-          this.createKeys(this.their_y)
-
-          type = '\x11'
-          send = HLP.packMPI(this.r)
-          send += this.makeM(this.their_y, this.m1, this.c, this.m2)
-
-          this.m1 = null
-          this.m2 = null
-          this.c = null
-          break
-
-        case '\x11':
-          HLP.debug.call(this.otr, 'signature message')
-
-          if (this.otr.authstate !== CONST.AUTHSTATE_AWAITING_REVEALSIG)
-            return  // ignore
-
-          msg = HLP.splitype(['DATA', 'DATA', 'MAC'], msg.msg)
-
-          this.r = HLP.readMPI(msg[0])
-
-          // decrypt their_y
-          var key = CryptoJS.enc.Hex.parse(BigInt.bigInt2str(this.r, 16))
-          key = CryptoJS.enc.Latin1.stringify(key)
-
-          var gxmpi = HLP.decryptAes(this.encrypted, key, HLP.packCtr(0))
-          gxmpi = gxmpi.toString(CryptoJS.enc.Latin1)
-
-          this.their_y = HLP.readMPI(gxmpi)
-
-          // verify hash
-          var hash = CryptoJS.SHA256(CryptoJS.enc.Latin1.parse(gxmpi))
-
-          if (!HLP.compare(this.hashed, hash.toString(CryptoJS.enc.Latin1)))
-            return this.otr.error('Hashed g^x does not match.')
-
-          // verify gx is legal 2 <= g^x <= N-2
-          if (!HLP.checkGroup(this.their_y, N_MINUS_2))
-            return this.otr.error('Illegal g^x.')
-
-          this.createKeys(this.their_y)
-
-          vsm = this.verifySignMac(
-              msg[2]
-            , msg[1]
-            , this.m2
-            , this.c
-            , this.their_y
-            , this.our_dh.publicKey
-            , this.m1
-            , HLP.packCtr(0)
-          )
-          if (vsm[0]) return this.otr.error(vsm[0])
-
-          // store their key
-          this.their_keyid = vsm[1]
-          this.their_priv_pk = vsm[2]
-
-          send = this.makeM(
-              this.their_y
-            , this.m1_prime
-            , this.c_prime
-            , this.m2_prime
-          )
-
-          this.m1 = null
-          this.m2 = null
-          this.m1_prime = null
-          this.m2_prime = null
-          this.c = null
-          this.c_prime = null
-
-          this.sendMsg(version, '\x12', send)
-          this.akeSuccess(version)
-          return
-
-        case '\x12':
-          HLP.debug.call(this.otr, 'data message')
-
-          if (this.otr.authstate !== CONST.AUTHSTATE_AWAITING_SIG)
-            return  // ignore
-
-          msg = HLP.splitype(['DATA', 'MAC'], msg.msg)
-
-          vsm = this.verifySignMac(
-              msg[1]
-            , msg[0]
-            , this.m2_prime
-            , this.c_prime
-            , this.their_y
-            , this.our_dh.publicKey
-            , this.m1_prime
-            , HLP.packCtr(0)
-          )
-          if (vsm[0]) return this.otr.error(vsm[0])
-
-          // store their key
-          this.their_keyid = vsm[1]
-          this.their_priv_pk = vsm[2]
-
-          this.m1_prime = null
-          this.m2_prime = null
-          this.c_prime = null
-
-          this.transmittedRS = true
-          this.akeSuccess(version)
-          return
-
-        default:
-          return  // ignore
-
-      }
-
-      this.sendMsg(version, type, send)
-    },
-
-    sendMsg: function (version, type, msg) {
-      var send = version + type
-      var v3 = (version === CONST.OTR_VERSION_3)
-
-      // instance tags for v3
-      if (v3) {
-        HLP.debug.call(this.otr, 'instance tags')
-        send += this.otr.our_instance_tag
-        send += this.otr.their_instance_tag
-      }
-
-      send += msg
-
-      // fragment message if necessary
-      send = HLP.wrapMsg(
-          send
-        , this.otr.fragment_size
-        , v3
-        , this.otr.our_instance_tag
-        , this.otr.their_instance_tag
-      )
-      if (send[0]) return this.otr.error(send[0])
-
-      this.otr.io(send[1])
-    },
-
-    initiateAKE: function (version) {
-      HLP.debug.call(this.otr, 'd-h commit message')
-
-      this.otr.trigger('status', [CONST.STATUS_AKE_INIT])
-
-      this.otr.authstate = CONST.AUTHSTATE_AWAITING_DHKEY
-
-      var gxmpi = HLP.packMPI(this.our_dh.publicKey)
-      gxmpi = CryptoJS.enc.Latin1.parse(gxmpi)
-
-      this.r = BigInt.randBigInt(128)
-      var key = CryptoJS.enc.Hex.parse(BigInt.bigInt2str(this.r, 16))
-      key = CryptoJS.enc.Latin1.stringify(key)
-
-      this.myhashed = CryptoJS.SHA256(gxmpi)
-      this.myhashed = HLP.packData(this.myhashed.toString(CryptoJS.enc.Latin1))
-
-      this.dhcommit = HLP.packData(HLP.encryptAes(gxmpi, key, HLP.packCtr(0)))
-      this.dhcommit += this.myhashed
-
-      this.sendMsg(version, '\x02', this.dhcommit)
-    }
-
-  }
-
-}).call(this)
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var CryptoJS, BigInt,  EventEmitter, CONST, HLP
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = SM
-    CryptoJS = require('../vendor/crypto.js')
-    BigInt = require('../vendor/bigint.js')
-    EventEmitter = require('../vendor/eventemitter.js')
-    CONST = require('./const.js')
-    HLP = require('./helpers.js')
-  } else {
-    root.OTR.SM = SM
-    CryptoJS = root.CryptoJS
-    BigInt = root.BigInt
-    EventEmitter = root.EventEmitter
-    CONST = root.OTR.CONST
-    HLP = root.OTR.HLP
-  }
-
-  // diffie-hellman modulus and generator
-  // see group 5, RFC 3526
-  var G = BigInt.str2bigInt(CONST.G, 10)
-  var N = BigInt.str2bigInt(CONST.N, 16)
-  var N_MINUS_2 = BigInt.sub(N, BigInt.str2bigInt('2', 10))
-
-  // to calculate D's for zero-knowledge proofs
-  var Q = BigInt.sub(N, BigInt.str2bigInt('1', 10))
-  BigInt.divInt_(Q, 2)  // meh
-
-  function SM(reqs) {
-    if (!(this instanceof SM)) return new SM(reqs)
-
-    this.version = 1
-
-    this.our_fp = reqs.our_fp
-    this.their_fp = reqs.their_fp
-    this.ssid = reqs.ssid
-
-    this.debug = !!reqs.debug
-
-    // initial state
-    this.init()
-  }
-
-  // inherit from EE
-  HLP.extend(SM, EventEmitter)
-
-  // set the initial values
-  // also used when aborting
-  SM.prototype.init = function () {
-    this.smpstate = CONST.SMPSTATE_EXPECT1
-    this.secret = null
-  }
-
-  SM.prototype.makeSecret = function (our, secret) {
-    var sha256 = CryptoJS.algo.SHA256.create()
-    sha256.update(CryptoJS.enc.Latin1.parse(HLP.packBytes(this.version, 1)))
-    sha256.update(CryptoJS.enc.Hex.parse(our ? this.our_fp : this.their_fp))
-    sha256.update(CryptoJS.enc.Hex.parse(our ? this.their_fp : this.our_fp))
-    sha256.update(CryptoJS.enc.Latin1.parse(this.ssid))
-    sha256.update(CryptoJS.enc.Latin1.parse(secret))
-    var hash = sha256.finalize()
-    this.secret = HLP.bits2bigInt(hash.toString(CryptoJS.enc.Latin1))
-  }
-
-  SM.prototype.makeG2s = function () {
-    this.a2 = HLP.randomExponent()
-    this.a3 = HLP.randomExponent()
-    this.g2a = BigInt.powMod(G, this.a2, N)
-    this.g3a = BigInt.powMod(G, this.a3, N)
-    if ( !HLP.checkGroup(this.g2a, N_MINUS_2) ||
-         !HLP.checkGroup(this.g3a, N_MINUS_2)
-    ) this.makeG2s()
-  }
-
-  SM.prototype.computeGs = function (g2a, g3a) {
-    this.g2 = BigInt.powMod(g2a, this.a2, N)
-    this.g3 = BigInt.powMod(g3a, this.a3, N)
-  }
-
-  SM.prototype.computePQ = function (r) {
-    this.p = BigInt.powMod(this.g3, r, N)
-    this.q = HLP.multPowMod(G, r, this.g2, this.secret, N)
-  }
-
-  SM.prototype.computeR = function () {
-    this.r = BigInt.powMod(this.QoQ, this.a3, N)
-  }
-
-  SM.prototype.computeRab = function (r) {
-    return BigInt.powMod(r, this.a3, N)
-  }
-
-  SM.prototype.computeC = function (v, r) {
-    return HLP.smpHash(v, BigInt.powMod(G, r, N))
-  }
-
-  SM.prototype.computeD = function (r, a, c) {
-    return BigInt.subMod(r, BigInt.multMod(a, c, Q), Q)
-  }
-
-  // the bulk of the work
-  SM.prototype.handleSM = function (msg) {
-    var send, r2, r3, r7, t1, t2, t3, t4, rab, tmp2, cR, d7, ms, trust
-
-    var expectStates = {
-        2: CONST.SMPSTATE_EXPECT1
-      , 3: CONST.SMPSTATE_EXPECT2
-      , 4: CONST.SMPSTATE_EXPECT3
-      , 5: CONST.SMPSTATE_EXPECT4
-      , 7: CONST.SMPSTATE_EXPECT1
-    }
-
-    if (msg.type === 6) {
-      this.init()
-      this.trigger('abort')
-      return
-    }
-
-    // abort! there was an error
-    if (this.smpstate !== expectStates[msg.type])
-      return this.abort()
-
-    switch (this.smpstate) {
-
-      case CONST.SMPSTATE_EXPECT1:
-        HLP.debug.call(this, 'smp tlv 2')
-
-        // user specified question
-        var ind, question
-        if (msg.type === 7) {
-          ind = msg.msg.indexOf('\x00')
-          question = msg.msg.substring(0, ind)
-          msg.msg = msg.msg.substring(ind + 1)
-        }
-
-        // 0:g2a, 1:c2, 2:d2, 3:g3a, 4:c3, 5:d3
-        ms = HLP.readLen(msg.msg.substr(0, 4))
-        if (ms !== 6) return this.abort()
-        msg = HLP.unpackMPIs(6, msg.msg.substring(4))
-
-        if ( !HLP.checkGroup(msg[0], N_MINUS_2) ||
-             !HLP.checkGroup(msg[3], N_MINUS_2)
-        ) return this.abort()
-
-        // verify znp's
-        if (!HLP.ZKP(1, msg[1], HLP.multPowMod(G, msg[2], msg[0], msg[1], N)))
-          return this.abort()
-
-        if (!HLP.ZKP(2, msg[4], HLP.multPowMod(G, msg[5], msg[3], msg[4], N)))
-          return this.abort()
-
-        this.g3ao = msg[3]  // save for later
-
-        this.makeG2s()
-
-        // zero-knowledge proof that the exponents
-        // associated with g2a & g3a are known
-        r2 = HLP.randomExponent()
-        r3 = HLP.randomExponent()
-        this.c2 = this.computeC(3, r2)
-        this.c3 = this.computeC(4, r3)
-        this.d2 = this.computeD(r2, this.a2, this.c2)
-        this.d3 = this.computeD(r3, this.a3, this.c3)
-
-        this.computeGs(msg[0], msg[3])
-
-        this.smpstate = CONST.SMPSTATE_EXPECT0
-
-        if (question) {
-          // assume utf8 question
-          question = CryptoJS.enc.Latin1
-            .parse(question)
-            .toString(CryptoJS.enc.Utf8)
-        }
-
-        // invoke question
-        this.trigger('question', [question])
-        return
-
-      case CONST.SMPSTATE_EXPECT2:
-        HLP.debug.call(this, 'smp tlv 3')
-
-        // 0:g2a, 1:c2, 2:d2, 3:g3a, 4:c3, 5:d3, 6:p, 7:q, 8:cP, 9:d5, 10:d6
-        ms = HLP.readLen(msg.msg.substr(0, 4))
-        if (ms !== 11) return this.abort()
-        msg = HLP.unpackMPIs(11, msg.msg.substring(4))
-
-        if ( !HLP.checkGroup(msg[0], N_MINUS_2) ||
-             !HLP.checkGroup(msg[3], N_MINUS_2) ||
-             !HLP.checkGroup(msg[6], N_MINUS_2) ||
-             !HLP.checkGroup(msg[7], N_MINUS_2)
-        ) return this.abort()
-
-        // verify znp of c3 / c3
-        if (!HLP.ZKP(3, msg[1], HLP.multPowMod(G, msg[2], msg[0], msg[1], N)))
-          return this.abort()
-
-        if (!HLP.ZKP(4, msg[4], HLP.multPowMod(G, msg[5], msg[3], msg[4], N)))
-          return this.abort()
-
-        this.g3ao = msg[3]  // save for later
-
-        this.computeGs(msg[0], msg[3])
-
-        // verify znp of cP
-        t1 = HLP.multPowMod(this.g3, msg[9], msg[6], msg[8], N)
-        t2 = HLP.multPowMod(G, msg[9], this.g2, msg[10], N)
-        t2 = BigInt.multMod(t2, BigInt.powMod(msg[7], msg[8], N), N)
-
-        if (!HLP.ZKP(5, msg[8], t1, t2))
-          return this.abort()
-
-        var r4 = HLP.randomExponent()
-        this.computePQ(r4)
-
-        // zero-knowledge proof that P & Q
-        // were generated according to the protocol
-        var r5 = HLP.randomExponent()
-        var r6 = HLP.randomExponent()
-        var tmp = HLP.multPowMod(G, r5, this.g2, r6, N)
-        var cP = HLP.smpHash(6, BigInt.powMod(this.g3, r5, N), tmp)
-        var d5 = this.computeD(r5, r4, cP)
-        var d6 = this.computeD(r6, this.secret, cP)
-
-        // store these
-        this.QoQ = BigInt.divMod(this.q, msg[7], N)
-        this.PoP = BigInt.divMod(this.p, msg[6], N)
-
-        this.computeR()
-
-        // zero-knowledge proof that R
-        // was generated according to the protocol
-        r7 = HLP.randomExponent()
-        tmp2 = BigInt.powMod(this.QoQ, r7, N)
-        cR = HLP.smpHash(7, BigInt.powMod(G, r7, N), tmp2)
-        d7 = this.computeD(r7, this.a3, cR)
-
-        this.smpstate = CONST.SMPSTATE_EXPECT4
-
-        send = HLP.packINT(8) + HLP.packMPIs([
-            this.p
-          , this.q
-          , cP
-          , d5
-          , d6
-          , this.r
-          , cR
-          , d7
-        ])
-
-        // TLV
-        send = HLP.packTLV(4, send)
-        break
-
-      case CONST.SMPSTATE_EXPECT3:
-        HLP.debug.call(this, 'smp tlv 4')
-
-        // 0:p, 1:q, 2:cP, 3:d5, 4:d6, 5:r, 6:cR, 7:d7
-        ms = HLP.readLen(msg.msg.substr(0, 4))
-        if (ms !== 8) return this.abort()
-        msg = HLP.unpackMPIs(8, msg.msg.substring(4))
-
-        if ( !HLP.checkGroup(msg[0], N_MINUS_2) ||
-             !HLP.checkGroup(msg[1], N_MINUS_2) ||
-             !HLP.checkGroup(msg[5], N_MINUS_2)
-        ) return this.abort()
-
-        // verify znp of cP
-        t1 = HLP.multPowMod(this.g3, msg[3], msg[0], msg[2], N)
-        t2 = HLP.multPowMod(G, msg[3], this.g2, msg[4], N)
-        t2 = BigInt.multMod(t2, BigInt.powMod(msg[1], msg[2], N), N)
-
-        if (!HLP.ZKP(6, msg[2], t1, t2))
-          return this.abort()
-
-        // verify znp of cR
-        t3 = HLP.multPowMod(G, msg[7], this.g3ao, msg[6], N)
-        this.QoQ = BigInt.divMod(msg[1], this.q, N)  // save Q over Q
-        t4 = HLP.multPowMod(this.QoQ, msg[7], msg[5], msg[6], N)
-
-        if (!HLP.ZKP(7, msg[6], t3, t4))
-          return this.abort()
-
-        this.computeR()
-
-        // zero-knowledge proof that R
-        // was generated according to the protocol
-        r7 = HLP.randomExponent()
-        tmp2 = BigInt.powMod(this.QoQ, r7, N)
-        cR = HLP.smpHash(8, BigInt.powMod(G, r7, N), tmp2)
-        d7 = this.computeD(r7, this.a3, cR)
-
-        send = HLP.packINT(3) + HLP.packMPIs([ this.r, cR, d7 ])
-        send = HLP.packTLV(5, send)
-
-        rab = this.computeRab(msg[5])
-        trust = !!BigInt.equals(rab, BigInt.divMod(msg[0], this.p, N))
-
-        this.trigger('trust', [trust, 'answered'])
-        this.init()
-        break
-
-      case CONST.SMPSTATE_EXPECT4:
-        HLP.debug.call(this, 'smp tlv 5')
-
-        // 0:r, 1:cR, 2:d7
-        ms = HLP.readLen(msg.msg.substr(0, 4))
-        if (ms !== 3) return this.abort()
-        msg = HLP.unpackMPIs(3, msg.msg.substring(4))
-
-        if (!HLP.checkGroup(msg[0], N_MINUS_2)) return this.abort()
-
-        // verify znp of cR
-        t3 = HLP.multPowMod(G, msg[2], this.g3ao, msg[1], N)
-        t4 = HLP.multPowMod(this.QoQ, msg[2], msg[0], msg[1], N)
-        if (!HLP.ZKP(8, msg[1], t3, t4))
-          return this.abort()
-
-        rab = this.computeRab(msg[0])
-        trust = !!BigInt.equals(rab, this.PoP)
-
-        this.trigger('trust', [trust, 'asked'])
-        this.init()
-        return
-
-    }
-
-    this.sendMsg(send)
-  }
-
-  // send a message
-  SM.prototype.sendMsg = function (send) {
-    this.trigger('send', [this.ssid, '\x00' + send])
-  }
-
-  SM.prototype.rcvSecret = function (secret, question) {
-    HLP.debug.call(this, 'receive secret')
-
-    var fn, our = false
-    if (this.smpstate === CONST.SMPSTATE_EXPECT0) {
-      fn = this.answer
-    } else {
-      fn = this.initiate
-      our = true
-    }
-
-    this.makeSecret(our, secret)
-    fn.call(this, question)
-  }
-
-  SM.prototype.answer = function () {
-    HLP.debug.call(this, 'smp answer')
-
-    var r4 = HLP.randomExponent()
-    this.computePQ(r4)
-
-    // zero-knowledge proof that P & Q
-    // were generated according to the protocol
-    var r5 = HLP.randomExponent()
-    var r6 = HLP.randomExponent()
-    var tmp = HLP.multPowMod(G, r5, this.g2, r6, N)
-    var cP = HLP.smpHash(5, BigInt.powMod(this.g3, r5, N), tmp)
-    var d5 = this.computeD(r5, r4, cP)
-    var d6 = this.computeD(r6, this.secret, cP)
-
-    this.smpstate = CONST.SMPSTATE_EXPECT3
-
-    var send = HLP.packINT(11) + HLP.packMPIs([
-        this.g2a
-      , this.c2
-      , this.d2
-      , this.g3a
-      , this.c3
-      , this.d3
-      , this.p
-      , this.q
-      , cP
-      , d5
-      , d6
-    ])
-
-    this.sendMsg(HLP.packTLV(3, send))
-  }
-
-  SM.prototype.initiate = function (question) {
-    HLP.debug.call(this, 'smp initiate')
-
-    if (this.smpstate !== CONST.SMPSTATE_EXPECT1)
-      this.abort()  // abort + restart
-
-    this.makeG2s()
-
-    // zero-knowledge proof that the exponents
-    // associated with g2a & g3a are known
-    var r2 = HLP.randomExponent()
-    var r3 = HLP.randomExponent()
-    this.c2 = this.computeC(1, r2)
-    this.c3 = this.computeC(2, r3)
-    this.d2 = this.computeD(r2, this.a2, this.c2)
-    this.d3 = this.computeD(r3, this.a3, this.c3)
-
-    // set the next expected state
-    this.smpstate = CONST.SMPSTATE_EXPECT2
-
-    var send = ''
-    var type = 2
-
-    if (question) {
-      send += question
-      send += '\x00'
-      type = 7
-    }
-
-    send += HLP.packINT(6) + HLP.packMPIs([
-        this.g2a
-      , this.c2
-      , this.d2
-      , this.g3a
-      , this.c3
-      , this.d3
-    ])
-
-    this.sendMsg(HLP.packTLV(type, send))
-  }
-
-  SM.prototype.abort = function () {
-    this.init()
-    this.sendMsg(HLP.packTLV(6, ''))
-    this.trigger('abort')
-  }
-
-}).call(this)
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var CryptoJS, BigInt, EventEmitter, Worker, SMWPath
-    , CONST, HLP, Parse, AKE, SM, DSA
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = OTR
-    CryptoJS = require('../vendor/crypto.js')
-    BigInt = require('../vendor/bigint.js')
-    EventEmitter = require('../vendor/eventemitter.js')
-    SMWPath = require('path').join(__dirname, '/sm-webworker.js')
-    CONST = require('./const.js')
-    HLP = require('./helpers.js')
-    Parse = require('./parse.js')
-    AKE = require('./ake.js')
-    SM = require('./sm.js')
-    DSA = require('./dsa.js')
-    // expose CONST for consistency with docs
-    OTR.CONST = CONST
-  } else {
-    // copy over and expose internals
-    Object.keys(root.OTR).forEach(function (k) {
-      OTR[k] = root.OTR[k]
-    })
-    root.OTR = OTR
-    CryptoJS = root.CryptoJS
-    BigInt = root.BigInt
-    EventEmitter = root.EventEmitter
-    Worker = root.Worker
-    SMWPath = 'sm-webworker.js'
-    CONST = OTR.CONST
-    HLP = OTR.HLP
-    Parse = OTR.Parse
-    AKE = OTR.AKE
-    SM = OTR.SM
-    DSA = root.DSA
-  }
-
-  // diffie-hellman modulus and generator
-  // see group 5, RFC 3526
-  var G = BigInt.str2bigInt(CONST.G, 10)
-  var N = BigInt.str2bigInt(CONST.N, 16)
-
-  // JavaScript integers
-  var MAX_INT = Math.pow(2, 53) - 1  // doubles
-  var MAX_UINT = Math.pow(2, 31) - 1  // bitwise operators
-
-  // an internal callback
-  function OTRCB(cb) {
-    this.cb = cb
-  }
-
-  // OTR contructor
-  function OTR(options) {
-    if (!(this instanceof OTR)) return new OTR(options)
-
-    // options
-    options = options || {}
-
-    // private keys
-    if (options.priv && !(options.priv instanceof DSA))
-      throw new Error('Requires long-lived DSA key.')
-
-    this.priv = options.priv ? options.priv : new DSA()
-
-    this.fragment_size = options.fragment_size || 0
-    if (this.fragment_size < 0)
-      throw new Error('Fragment size must be a positive integer.')
-
-    this.send_interval = options.send_interval || 0
-    if (this.send_interval < 0)
-      throw new Error('Send interval must be a positive integer.')
-
-    this.outgoing = []
-
-    // instance tag
-    this.our_instance_tag = options.instance_tag || OTR.makeInstanceTag()
-
-    // debug
-    this.debug = !!options.debug
-
-    // smp in webworker options
-    // this is still experimental and undocumented
-    this.smw = options.smw
-
-    // init vals
-    this.init()
-
-    // bind methods
-    var self = this
-    ;['sendMsg', 'receiveMsg'].forEach(function (meth) {
-      self[meth] = self[meth].bind(self)
-    })
-
-    EventEmitter.call(this)
-  }
-
-  // inherit from EE
-  HLP.extend(OTR, EventEmitter)
-
-  // add to prototype
-  OTR.prototype.init = function () {
-
-    this.msgstate = CONST.MSGSTATE_PLAINTEXT
-    this.authstate = CONST.AUTHSTATE_NONE
-
-    this.ALLOW_V2 = true
-    this.ALLOW_V3 = true
-
-    this.REQUIRE_ENCRYPTION = false
-    this.SEND_WHITESPACE_TAG = false
-    this.WHITESPACE_START_AKE = false
-    this.ERROR_START_AKE = false
-
-    Parse.initFragment(this)
-
-    // their keys
-    this.their_y = null
-    this.their_old_y = null
-    this.their_keyid = 0
-    this.their_priv_pk = null
-    this.their_instance_tag = '\x00\x00\x00\x00'
-
-    // our keys
-    this.our_dh = this.dh()
-    this.our_old_dh = this.dh()
-    this.our_keyid = 2
-
-    // session keys
-    this.sessKeys = [ new Array(2), new Array(2) ]
-
-    // saved
-    this.storedMgs = []
-    this.oldMacKeys = []
-
-    // smp
-    this.sm = null  // initialized after AKE
-
-    // when ake is complete
-    // save their keys and the session
-    this._akeInit()
-
-    // receive plaintext message since switching to plaintext
-    // used to decide when to stop sending pt tags when SEND_WHITESPACE_TAG
-    this.receivedPlaintext = false
-
-  }
-
-  OTR.prototype._akeInit = function () {
-    this.ake = new AKE(this)
-    this.transmittedRS = false
-    this.ssid = null
-  }
-
-  // smp over webworker
-  OTR.prototype._SMW = function (otr, reqs) {
-    this.otr = otr
-    var opts = {
-        path: SMWPath
-      , seed: BigInt.getSeed
-    }
-    if (typeof otr.smw === 'object')
-      Object.keys(otr.smw).forEach(function (k) {
-        opts[k] = otr.smw[k]
-      })
-
-    // load optional dep. in node
-    if (typeof module !== 'undefined' && module.exports)
-      Worker = require('webworker-threads').Worker
-
-    this.worker = new Worker(opts.path)
-    var self = this
-    this.worker.onmessage = function (e) {
-      var d = e.data
-      if (!d) return
-      self.trigger(d.method, d.args)
-    }
-    this.worker.postMessage({
-        type: 'seed'
-      , seed: opts.seed()
-      , imports: opts.imports
-    })
-    this.worker.postMessage({
-        type: 'init'
-      , reqs: reqs
-    })
-  }
-
-  // inherit from EE
-  HLP.extend(OTR.prototype._SMW, EventEmitter)
-
-  // shim sm methods
-  ;['handleSM', 'rcvSecret', 'abort'].forEach(function (m) {
-    OTR.prototype._SMW.prototype[m] = function () {
-      this.worker.postMessage({
-          type: 'method'
-        , method: m
-        , args: Array.prototype.slice.call(arguments, 0)
-      })
-    }
-  })
-
-  OTR.prototype._smInit = function () {
-    var reqs = {
-        ssid: this.ssid
-      , our_fp: this.priv.fingerprint()
-      , their_fp: this.their_priv_pk.fingerprint()
-      , debug: this.debug
-    }
-    if (this.smw) {
-      if (this.sm) this.sm.worker.terminate()  // destroy prev webworker
-      this.sm = new this._SMW(this, reqs)
-    } else {
-      this.sm = new SM(reqs)
-    }
-    var self = this
-    ;['trust', 'abort', 'question'].forEach(function (e) {
-      self.sm.on(e, function () {
-        self.trigger('smp', [e].concat(Array.prototype.slice.call(arguments)))
-      })
-    })
-    this.sm.on('send', function (ssid, send) {
-      if (self.ssid === ssid) {
-        send = self.prepareMsg(send)
-        self.io(send)
-      }
-    })
-  }
-
-  OTR.prototype.io = function (msg, meta) {
-
-    // buffer
-    msg = ([].concat(msg)).map(function(m){
-       return { msg: m, meta: meta }
-    })
-    this.outgoing = this.outgoing.concat(msg)
-
-    var self = this
-    ;(function send(first) {
-      if (!first) {
-        if (!self.outgoing.length) return
-        var elem = self.outgoing.shift(), cb = null
-        if (elem.meta instanceof OTRCB) {
-          cb = elem.meta.cb
-          elem.meta = null
-        }
-        self.trigger('io', [elem.msg, elem.meta])
-        if (cb) cb()
-      }
-      setTimeout(send, first ? 0 : self.send_interval)
-    }(true))
-
-  }
-
-  OTR.prototype.dh = function dh() {
-    var keys = { privateKey: BigInt.randBigInt(320) }
-    keys.publicKey = BigInt.powMod(G, keys.privateKey, N)
-    return keys
-  }
-
-  // session constructor
-  OTR.prototype.DHSession = function DHSession(our_dh, their_y) {
-    if (!(this instanceof DHSession)) return new DHSession(our_dh, their_y)
-
-    // shared secret
-    var s = BigInt.powMod(their_y, our_dh.privateKey, N)
-    var secbytes = HLP.packMPI(s)
-
-    // session id
-    this.id = HLP.mask(HLP.h2('\x00', secbytes), 0, 64)  // first 64-bits
-
-    // are we the high or low end of the connection?
-    var sq = BigInt.greater(our_dh.publicKey, their_y)
-    var sendbyte = sq ? '\x01' : '\x02'
-    var rcvbyte  = sq ? '\x02' : '\x01'
-
-    // sending and receiving keys
-    this.sendenc = HLP.mask(HLP.h1(sendbyte, secbytes), 0, 128)  // f16 bytes
-    this.sendmac = CryptoJS.SHA1(CryptoJS.enc.Latin1.parse(this.sendenc))
-    this.sendmac = this.sendmac.toString(CryptoJS.enc.Latin1)
-
-    this.rcvenc = HLP.mask(HLP.h1(rcvbyte, secbytes), 0, 128)
-    this.rcvmac = CryptoJS.SHA1(CryptoJS.enc.Latin1.parse(this.rcvenc))
-    this.rcvmac = this.rcvmac.toString(CryptoJS.enc.Latin1)
-    this.rcvmacused = false
-
-    // extra symmetric key
-    this.extra_symkey = HLP.h2('\xff', secbytes)
-
-    // counters
-    this.send_counter = 0
-    this.rcv_counter = 0
-  }
-
-  OTR.prototype.rotateOurKeys = function () {
-
-    // reveal old mac keys
-    var self = this
-    this.sessKeys[1].forEach(function (sk) {
-      if (sk && sk.rcvmacused) self.oldMacKeys.push(sk.rcvmac)
-    })
-
-    // rotate our keys
-    this.our_old_dh = this.our_dh
-    this.our_dh = this.dh()
-    this.our_keyid += 1
-
-    this.sessKeys[1][0] = this.sessKeys[0][0]
-    this.sessKeys[1][1] = this.sessKeys[0][1]
-    this.sessKeys[0] = [
-        this.their_y ?
-            new this.DHSession(this.our_dh, this.their_y) : null
-      , this.their_old_y ?
-            new this.DHSession(this.our_dh, this.their_old_y) : null
-    ]
-
-  }
-
-  OTR.prototype.rotateTheirKeys = function (their_y) {
-
-    // increment their keyid
-    this.their_keyid += 1
-
-    // reveal old mac keys
-    var self = this
-    this.sessKeys.forEach(function (sk) {
-      if (sk[1] && sk[1].rcvmacused) self.oldMacKeys.push(sk[1].rcvmac)
-    })
-
-    // rotate their keys / session
-    this.their_old_y = this.their_y
-    this.sessKeys[0][1] = this.sessKeys[0][0]
-    this.sessKeys[1][1] = this.sessKeys[1][0]
-
-    // new keys / sessions
-    this.their_y = their_y
-    this.sessKeys[0][0] = new this.DHSession(this.our_dh, this.their_y)
-    this.sessKeys[1][0] = new this.DHSession(this.our_old_dh, this.their_y)
-
-  }
-
-  OTR.prototype.prepareMsg = function (msg, esk) {
-    if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED || this.their_keyid === 0)
-      return this.notify('Not ready to encrypt.')
-
-    var sessKeys = this.sessKeys[1][0]
-
-    if (sessKeys.send_counter >= MAX_INT)
-      return this.notify('Should have rekeyed by now.')
-
-    sessKeys.send_counter += 1
-
-    var ctr = HLP.packCtr(sessKeys.send_counter)
-
-    var send = this.ake.otr_version + '\x03'  // version and type
-    var v3 = (this.ake.otr_version === CONST.OTR_VERSION_3)
-
-    if (v3) {
-      send += this.our_instance_tag
-      send += this.their_instance_tag
-    }
-
-    send += '\x00'  // flag
-    send += HLP.packINT(this.our_keyid - 1)
-    send += HLP.packINT(this.their_keyid)
-    send += HLP.packMPI(this.our_dh.publicKey)
-    send += ctr.substring(0, 8)
-
-    if (Math.ceil(msg.length / 8) >= MAX_UINT)  // * 16 / 128
-      return this.notify('Message is too long.')
-
-    var aes = HLP.encryptAes(
-        CryptoJS.enc.Latin1.parse(msg)
-      , sessKeys.sendenc
-      , ctr
-    )
-
-    send += HLP.packData(aes)
-    send += HLP.make1Mac(send, sessKeys.sendmac)
-    send += HLP.packData(this.oldMacKeys.splice(0).join(''))
-
-    send = HLP.wrapMsg(
-        send
-      , this.fragment_size
-      , v3
-      , this.our_instance_tag
-      , this.their_instance_tag
-    )
-    if (send[0]) return this.notify(send[0])
-
-    // emit extra symmetric key
-    if (esk) this.trigger('file', ['send', sessKeys.extra_symkey, esk])
-
-    return send[1]
-  }
-
-  OTR.prototype.handleDataMsg = function (msg) {
-    var vt = msg.version + msg.type
-
-    if (this.ake.otr_version === CONST.OTR_VERSION_3)
-      vt += msg.instance_tags
-
-    var types = ['BYTE', 'INT', 'INT', 'MPI', 'CTR', 'DATA', 'MAC', 'DATA']
-    msg = HLP.splitype(types, msg.msg)
-
-    // ignore flag
-    var ign = (msg[0] === '\x01')
-
-    if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED || msg.length !== 8) {
-      if (!ign) this.error('Received an unreadable encrypted message.')
-      return
-    }
-
-    var our_keyid = this.our_keyid - HLP.readLen(msg[2])
-    var their_keyid = this.their_keyid - HLP.readLen(msg[1])
-
-    if (our_keyid < 0 || our_keyid > 1) {
-      if (!ign) this.error('Not of our latest keys.')
-      return
-    }
-
-    if (their_keyid < 0 || their_keyid > 1) {
-      if (!ign) this.error('Not of your latest keys.')
-      return
-    }
-
-    var their_y = their_keyid ? this.their_old_y : this.their_y
-
-    if (their_keyid === 1 && !their_y) {
-      if (!ign) this.error('Do not have that key.')
-      return
-    }
-
-    var sessKeys = this.sessKeys[our_keyid][their_keyid]
-
-    var ctr = HLP.unpackCtr(msg[4])
-    if (ctr <= sessKeys.rcv_counter) {
-      if (!ign) this.error('Counter in message is not larger.')
-      return
-    }
-    sessKeys.rcv_counter = ctr
-
-    // verify mac
-    vt += msg.slice(0, 6).join('')
-    var vmac = HLP.make1Mac(vt, sessKeys.rcvmac)
-
-    if (!HLP.compare(msg[6], vmac)) {
-      if (!ign) this.error('MACs do not match.')
-      return
-    }
-    sessKeys.rcvmacused = true
-
-    var out = HLP.decryptAes(
-        msg[5].substring(4)
-      , sessKeys.rcvenc
-      , HLP.padCtr(msg[4])
-    )
-    out = out.toString(CryptoJS.enc.Latin1)
-
-    if (!our_keyid) this.rotateOurKeys()
-    if (!their_keyid) this.rotateTheirKeys(HLP.readMPI(msg[3]))
-
-    // parse TLVs
-    var ind = out.indexOf('\x00')
-    if (~ind) {
-      this.handleTLVs(out.substring(ind + 1), sessKeys)
-      out = out.substring(0, ind)
-    }
-
-    out = CryptoJS.enc.Latin1.parse(out)
-    return out.toString(CryptoJS.enc.Utf8)
-  }
-
-  OTR.prototype.handleTLVs = function (tlvs, sessKeys) {
-    var type, len, msg
-    for (; tlvs.length; ) {
-      type = HLP.unpackSHORT(tlvs.substr(0, 2))
-      len = HLP.unpackSHORT(tlvs.substr(2, 2))
-
-      msg = tlvs.substr(4, len)
-
-      // TODO: handle pathological cases better
-      if (msg.length < len) break
-
-      switch (type) {
-        case 1:
-          // Disconnected
-          this.msgstate = CONST.MSGSTATE_FINISHED
-          this.trigger('status', [CONST.STATUS_END_OTR])
-          break
-        case 2: case 3: case 4:
-        case 5: case 6: case 7:
-          // SMP
-          if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED) {
-            if (this.sm) this.sm.abort()
-            return
-          }
-          if (!this.sm) this._smInit()
-          this.sm.handleSM({ msg: msg, type: type })
-          break
-        case 8:
-          // utf8 filenames
-          msg = msg.substring(4) // remove 4-byte indication
-          msg = CryptoJS.enc.Latin1.parse(msg)
-          msg = msg.toString(CryptoJS.enc.Utf8)
-
-          // Extra Symkey
-          this.trigger('file', ['receive', sessKeys.extra_symkey, msg])
-          break
-      }
-
-      tlvs = tlvs.substring(4 + len)
-    }
-  }
-
-  OTR.prototype.smpSecret = function (secret, question) {
-    if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED)
-      return this.notify('Must be encrypted for SMP.')
-
-    if (typeof secret !== 'string' || secret.length < 1)
-      return this.notify('Secret is required.')
-
-    if (!this.sm) this._smInit()
-
-    // utf8 inputs
-    secret = CryptoJS.enc.Utf8.parse(secret).toString(CryptoJS.enc.Latin1)
-    if (question)
-      question = CryptoJS.enc.Utf8.parse(question).toString(CryptoJS.enc.Latin1)
-
-    this.sm.rcvSecret(secret, question)
-  }
-
-  OTR.prototype.sendQueryMsg = function () {
-    var versions = {}
-      , msg = CONST.OTR_TAG
-
-    if (this.ALLOW_V2) versions['2'] = true
-    if (this.ALLOW_V3) versions['3'] = true
-
-    // but we don't allow v1
-    // if (versions['1']) msg += '?'
-
-    var vs = Object.keys(versions)
-    if (vs.length) {
-      msg += 'v'
-      vs.forEach(function (v) {
-        if (v !== '1') msg += v
-      })
-      msg += '?'
-    }
-
-    this.io(msg)
-    this.trigger('status', [CONST.STATUS_SEND_QUERY])
-  }
-
-  OTR.prototype.sendMsg = function (msg, meta) {
-    if ( this.REQUIRE_ENCRYPTION ||
-         this.msgstate !== CONST.MSGSTATE_PLAINTEXT
-    ) {
-      msg = CryptoJS.enc.Utf8.parse(msg)
-      msg = msg.toString(CryptoJS.enc.Latin1)
-    }
-
-    switch (this.msgstate) {
-      case CONST.MSGSTATE_PLAINTEXT:
-        if (this.REQUIRE_ENCRYPTION) {
-          this.storedMgs.push({msg: msg, meta: meta})
-          this.sendQueryMsg()
-          return
-        }
-        if (this.SEND_WHITESPACE_TAG && !this.receivedPlaintext) {
-          msg += CONST.WHITESPACE_TAG  // 16 byte tag
-          if (this.ALLOW_V3) msg += CONST.WHITESPACE_TAG_V3
-          if (this.ALLOW_V2) msg += CONST.WHITESPACE_TAG_V2
-        }
-        break
-      case CONST.MSGSTATE_FINISHED:
-        this.storedMgs.push({msg: msg, meta: meta})
-        this.notify('Message cannot be sent at this time.', 'warn')
-        return
-      case CONST.MSGSTATE_ENCRYPTED:
-        msg = this.prepareMsg(msg)
-        break
-      default:
-        throw new Error('Unknown message state.')
-    }
-
-    if (msg) this.io(msg, meta)
-  }
-
-  OTR.prototype.receiveMsg = function (msg, meta) {
-
-    // parse type
-    msg = Parse.parseMsg(this, msg)
-
-    if (!msg) return
-
-    switch (msg.cls) {
-      case 'error':
-        this.notify(msg.msg)
-        return
-      case 'ake':
-        if ( msg.version === CONST.OTR_VERSION_3 &&
-          this.checkInstanceTags(msg.instance_tags)
-        ) {
-          this.notify(
-            'Received a message intended for a different session.', 'warn')
-          return  // ignore
-        }
-        this.ake.handleAKE(msg)
-        return
-      case 'data':
-        if ( msg.version === CONST.OTR_VERSION_3 &&
-          this.checkInstanceTags(msg.instance_tags)
-        ) {
-          this.notify(
-            'Received a message intended for a different session.', 'warn')
-          return  // ignore
-        }
-        msg.msg = this.handleDataMsg(msg)
-        msg.encrypted = true
-        break
-      case 'query':
-        if (this.msgstate === CONST.MSGSTATE_ENCRYPTED) this._akeInit()
-        this.doAKE(msg)
-        break
-      default:
-        // check for encrypted
-        if ( this.REQUIRE_ENCRYPTION ||
-             this.msgstate !== CONST.MSGSTATE_PLAINTEXT
-        ) this.notify('Received an unencrypted message.', 'warn')
-
-        // received a plaintext message
-        // stop sending the whitespace tag
-        this.receivedPlaintext = true
-
-        // received a whitespace tag
-        if (this.WHITESPACE_START_AKE && msg.ver.length > 0)
-          this.doAKE(msg)
-    }
-
-    if (msg.msg) this.trigger('ui', [msg.msg, !!msg.encrypted, meta])
-  }
-
-  OTR.prototype.checkInstanceTags = function (it) {
-    var their_it = HLP.readLen(it.substr(0, 4))
-    var our_it = HLP.readLen(it.substr(4, 4))
-
-    if (our_it && our_it !== HLP.readLen(this.our_instance_tag))
-      return true
-
-    if (HLP.readLen(this.their_instance_tag)) {
-      if (HLP.readLen(this.their_instance_tag) !== their_it) return true
-    } else {
-      if (their_it < 100) return true
-      this.their_instance_tag = HLP.packINT(their_it)
-    }
-  }
-
-  OTR.prototype.doAKE = function (msg) {
-    if (this.ALLOW_V3 && ~msg.ver.indexOf(CONST.OTR_VERSION_3)) {
-      this.ake.initiateAKE(CONST.OTR_VERSION_3)
-    } else if (this.ALLOW_V2 && ~msg.ver.indexOf(CONST.OTR_VERSION_2)) {
-      this.ake.initiateAKE(CONST.OTR_VERSION_2)
-    } else {
-      this.notify('OTR conversation requested, ' +
-        'but no compatible protocol version found.', 'warn')
-    }
-  }
-
-  OTR.prototype.error = function (err) {
-    if (!this.debug) err = 'An OTR error has occurred.'
-    this.io('?OTR Error:' + err)
-    this.notify(err)
-  }
-
-  OTR.prototype.notify = function (err, severity) {
-    this.trigger('error', [err, severity || 'error'])
-  }
-
-  OTR.prototype.sendStored = function () {
-    var self = this
-    ;(this.storedMgs.splice(0)).forEach(function (elem) {
-      var msg = self.prepareMsg(elem.msg)
-      self.io(msg, elem.meta)
-    })
-  }
-
-  OTR.prototype.sendFile = function (filename) {
-    if (this.msgstate !== CONST.MSGSTATE_ENCRYPTED)
-      return this.notify('Not ready to encrypt.')
-
-    if (this.ake.otr_version !== CONST.OTR_VERSION_3)
-      return this.notify('Protocol v3 required.')
-
-    if (!filename) return this.notify('Please specify a filename.')
-
-    // utf8 filenames
-    var l1name = CryptoJS.enc.Utf8.parse(filename)
-    l1name = l1name.toString(CryptoJS.enc.Latin1)
-
-    if (l1name.length >= 65532) return this.notify('Filename is too long.')
-
-    var msg = '\x00'  // null byte
-    msg += '\x00\x08'  // type 8 tlv
-    msg += HLP.packSHORT(4 + l1name.length)  // length of value
-    msg += '\x00\x00\x00\x01'  // four bytes indicating file
-    msg += l1name
-
-    msg = this.prepareMsg(msg, filename)
-    this.io(msg)
-  }
-
-  OTR.prototype.endOtr = function (cb) {
-    if (this.msgstate === CONST.MSGSTATE_ENCRYPTED) {
-      if (typeof cb === 'function')
-        cb = new OTRCB(cb)
-      this.sendMsg('\x00\x00\x01\x00\x00', cb)
-      if (this.sm) {
-        if (this.smw) this.sm.worker.terminate()  // destroy webworker
-        this.sm = null
-      }
-    }
-    this.msgstate = CONST.MSGSTATE_PLAINTEXT
-    this.receivedPlaintext = false
-    this.trigger('status', [CONST.STATUS_END_OTR])
-  }
-
-  // attach methods
-
-  OTR.makeInstanceTag = function () {
-    var num = BigInt.randBigInt(32)
-    if (BigInt.greater(BigInt.str2bigInt('100', 16), num))
-      return OTR.makeInstanceTag()
-    return HLP.packINT(parseInt(BigInt.bigInt2str(num, 10), 10))
-  }
-
-}).call(this)
-
-
-  return {
-      OTR: this.OTR
-    , DSA: this.DSA
-  }
-
-}))
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/sm-webworker.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/build/sm-webworker.js
deleted file mode 100644
index 301843d..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/build/sm-webworker.js
+++ /dev/null
@@ -1,60 +0,0 @@
-;(function (root) {
-  "use strict";
-
-  root.OTR = {}
-  root.crypto = {
-    randomBytes: function () {
-      throw new Error("Haven't seeded yet.")
-    }
-  }
-
-  // default imports
-  var imports = [
-      'vendor/salsa20.js'
-    , 'vendor/bigint.js'
-    , 'vendor/crypto.js'
-    , 'vendor/eventemitter.js'
-    , 'lib/const.js'
-    , 'lib/helpers.js'
-    , 'lib/sm.js'
-  ]
-
-  function wrapPostMessage(method) {
-    return function () {
-      postMessage({
-          method: method
-        , args: Array.prototype.slice.call(arguments, 0)
-      })
-    }
-  }
-
-  var sm
-  onmessage = function (e) {
-    var data = e.data
-    switch (data.type) {
-      case 'seed':
-        if (data.imports) imports = data.imports
-        importScripts.apply(root, imports)
-
-        // use salsa20 since there's no prng in webworkers
-        var state = new root.Salsa20(
-          data.seed.slice(0, 32),
-          data.seed.slice(32)
-        )
-        root.crypto.randomBytes = function (n) {
-          return state.getBytes(n)
-        }
-        break
-      case 'init':
-        sm = new root.OTR.SM(data.reqs)
-        ;['trust','question', 'send', 'abort'].forEach(function (m) {
-          sm.on(m, wrapPostMessage(m));
-        })
-        break
-      case 'method':
-        sm[data.method].apply(sm, data.args)
-        break
-    }
-  }
-
-}(this))
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/const.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/const.js
deleted file mode 100644
index 2fc3d75..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/const.js
+++ /dev/null
@@ -1,55 +0,0 @@
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var CONST = {
-
-    // diffie-heilman
-      N : 'FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE45B3DC2007CB8A163BF0598DA48361C55D39A69163FA8FD24CF5F83655D23DCA3AD961C62F356208552BB9ED529077096966D670C354E4ABC9804F1746C08CA237327FFFFFFFFFFFFFFFF'
-    , G : '2'
-
-    // otr message states
-    , MSGSTATE_PLAINTEXT : 0
-    , MSGSTATE_ENCRYPTED : 1
-    , MSGSTATE_FINISHED  : 2
-
-    // otr auth states
-    , AUTHSTATE_NONE               : 0
-    , AUTHSTATE_AWAITING_DHKEY     : 1
-    , AUTHSTATE_AWAITING_REVEALSIG : 2
-    , AUTHSTATE_AWAITING_SIG       : 3
-
-    // whitespace tags
-    , WHITESPACE_TAG    : '\x20\x09\x20\x20\x09\x09\x09\x09\x20\x09\x20\x09\x20\x09\x20\x20'
-    , WHITESPACE_TAG_V2 : '\x20\x20\x09\x09\x20\x20\x09\x20'
-    , WHITESPACE_TAG_V3 : '\x20\x20\x09\x09\x20\x20\x09\x09'
-
-    // otr tags
-    , OTR_TAG       : '?OTR'
-    , OTR_VERSION_1 : '\x00\x01'
-    , OTR_VERSION_2 : '\x00\x02'
-    , OTR_VERSION_3 : '\x00\x03'
-
-    // smp machine states
-    , SMPSTATE_EXPECT0 : 0
-    , SMPSTATE_EXPECT1 : 1
-    , SMPSTATE_EXPECT2 : 2
-    , SMPSTATE_EXPECT3 : 3
-    , SMPSTATE_EXPECT4 : 4
-
-    // unstandard status codes
-    , STATUS_SEND_QUERY  : 0
-    , STATUS_AKE_INIT    : 1
-    , STATUS_AKE_SUCCESS : 2
-    , STATUS_END_OTR     : 3
-
-  }
-
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = CONST
-  } else {
-    root.OTR.CONST = CONST
-  }
-
-}).call(this)
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/dsa-webworker.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/dsa-webworker.js
deleted file mode 100644
index d84ad17..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/dsa-webworker.js
+++ /dev/null
@@ -1,52 +0,0 @@
-;(function (root) {
-  "use strict";
-
-  root.OTR = {}
-  root.DSA = {}
-  root.crypto = {
-    randomBytes: function () {
-      throw new Error("Haven't seeded yet.")
-    }
-  }
-
-  // default imports
-  var imports = [
-      'vendor/salsa20.js'
-    , 'vendor/bigint.js'
-    , 'vendor/crypto.js'
-    , 'vendor/eventemitter.js'
-    , 'lib/const.js'
-    , 'lib/helpers.js'
-    , 'lib/dsa.js'
-  ]
-
-  function sendMsg(type, val) {
-    postMessage({ type: type, val: val })
-  }
-
-  onmessage = function (e) {
-    var data = e.data;
-
-    if (data.imports) imports = data.imports
-    importScripts.apply(root, imports);
-
-    // use salsa20 since there's no prng in webworkers
-    var state = new root.Salsa20(data.seed.slice(0, 32), data.seed.slice(32))
-    root.crypto.randomBytes = function (n) {
-      return state.getBytes(n)
-    }
-
-    if (data.debug) sendMsg('debug', 'DSA key creation started')
-    var dsa
-    try {
-      dsa = new root.DSA()
-    } catch (e) {
-      if (data.debug) sendMsg('debug', e.toString())
-      return
-    }
-    if (data.debug) sendMsg('debug', 'DSA key creation finished')
-
-    sendMsg('data', dsa.packPrivate())
-  }
-
-}(this))
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/dsa.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/dsa.js
deleted file mode 100644
index 10417f8..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/dsa.js
+++ /dev/null
@@ -1,405 +0,0 @@
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var CryptoJS, BigInt, Worker, WWPath, HLP
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = DSA
-    CryptoJS = require('../vendor/crypto.js')
-    BigInt = require('../vendor/bigint.js')
-    WWPath = require('path').join(__dirname, '/dsa-webworker.js')
-    HLP = require('./helpers.js')
-  } else {
-    // copy over and expose internals
-    Object.keys(root.DSA).forEach(function (k) {
-      DSA[k] = root.DSA[k]
-    })
-    root.DSA = DSA
-    CryptoJS = root.CryptoJS
-    BigInt = root.BigInt
-    Worker = root.Worker
-    WWPath = 'dsa-webworker.js'
-    HLP = DSA.HLP
-  }
-
-  var ZERO = BigInt.str2bigInt('0', 10)
-    , ONE = BigInt.str2bigInt('1', 10)
-    , TWO = BigInt.str2bigInt('2', 10)
-    , KEY_TYPE = '\x00\x00'
-
-  var DEBUG = false
-  function timer() {
-    var start = (new Date()).getTime()
-    return function (s) {
-      if (!DEBUG || typeof console === 'undefined') return
-      var t = (new Date()).getTime()
-      console.log(s + ': ' + (t - start))
-      start = t
-    }
-  }
-
-  function makeRandom(min, max) {
-    var c = BigInt.randBigInt(BigInt.bitSize(max))
-    if (!HLP.between(c, min, max)) return makeRandom(min, max)
-    return c
-  }
-
-  // altered BigInt.randProbPrime()
-  // n rounds of Miller Rabin (after trial division with small primes)
-  var rpprb = []
-  function isProbPrime(k, n) {
-    var i, B = 30000, l = BigInt.bitSize(k)
-    var primes = BigInt.primes
-
-    if (primes.length === 0)
-      primes = BigInt.findPrimes(B)
-
-    if (rpprb.length != k.length)
-      rpprb = BigInt.dup(k)
-
-    // check ans for divisibility by small primes up to B
-    for (i = 0; (i < primes.length) && (primes[i] <= B); i++)
-      if (BigInt.modInt(k, primes[i]) === 0 && !BigInt.equalsInt(k, primes[i]))
-        return 0
-
-    // do n rounds of Miller Rabin, with random bases less than k
-    for (i = 0; i < n; i++) {
-      BigInt.randBigInt_(rpprb, l, 0)
-      while(!BigInt.greater(k, rpprb))  // pick a random rpprb that's < k
-        BigInt.randBigInt_(rpprb, l, 0)
-      if (!BigInt.millerRabin(k, rpprb))
-        return 0
-    }
-
-    return 1
-  }
-
-  var bit_lengths = {
-      '1024': { N: 160, repeat: 40 }  // 40x should give 2^-80 confidence
-    , '2048': { N: 224, repeat: 56 }
-  }
-
-  var primes = {}
-
-  // follows go lang http://golang.org/src/pkg/crypto/dsa/dsa.go
-  // fips version was removed in 0c99af0df3e7
-  function generatePrimes(bit_length) {
-
-    var t = timer()  // for debugging
-
-    // number of MR tests to perform
-    var repeat = bit_lengths[bit_length].repeat
-
-    var N = bit_lengths[bit_length].N
-
-    var LM1 = BigInt.twoToThe(bit_length - 1)
-    var bl4 = 4 * bit_length
-    var brk = false
-
-    var q, p, rem, counter
-    for (;;) {
-
-      q = BigInt.randBigInt(N, 1)
-      q[0] |= 1
-
-      if (!isProbPrime(q, repeat)) continue
-      t('q')
-
-      for (counter = 0; counter < bl4; counter++) {
-        p = BigInt.randBigInt(bit_length, 1)
-        p[0] |= 1
-
-        rem = BigInt.mod(p, q)
-        rem = BigInt.sub(rem, ONE)
-        p = BigInt.sub(p, rem)
-
-        if (BigInt.greater(LM1, p)) continue
-        if (!isProbPrime(p, repeat)) continue
-
-        t('p')
-        primes[bit_length] = { p: p, q: q }
-        brk = true
-        break
-      }
-
-      if (brk) break
-    }
-
-    var h = BigInt.dup(TWO)
-    var pm1 = BigInt.sub(p, ONE)
-    var e = BigInt.multMod(pm1, BigInt.inverseMod(q, p), p)
-
-    var g
-    for (;;) {
-      g = BigInt.powMod(h, e, p)
-      if (BigInt.equals(g, ONE)) {
-        h = BigInt.add(h, ONE)
-        continue
-      }
-      primes[bit_length].g = g
-      t('g')
-      return
-    }
-
-    throw new Error('Unreachable!')
-  }
-
-  function DSA(obj, opts) {
-    if (!(this instanceof DSA)) return new DSA(obj, opts)
-
-    // options
-    opts = opts || {}
-
-    // inherit
-    if (obj) {
-      var self = this
-      ;['p', 'q', 'g', 'y', 'x'].forEach(function (prop) {
-        self[prop] = obj[prop]
-      })
-      this.type = obj.type || KEY_TYPE
-      return
-    }
-
-    // default to 1024
-    var bit_length = parseInt(opts.bit_length ? opts.bit_length : 1024, 10)
-
-    if (!bit_lengths[bit_length])
-      throw new Error('Unsupported bit length.')
-
-    // set primes
-    if (!primes[bit_length])
-      generatePrimes(bit_length)
-
-    this.p = primes[bit_length].p
-    this.q = primes[bit_length].q
-    this.g = primes[bit_length].g
-
-    // key type
-    this.type = KEY_TYPE
-
-    // private key
-    this.x = makeRandom(ZERO, this.q)
-
-    // public keys (p, q, g, y)
-    this.y = BigInt.powMod(this.g, this.x, this.p)
-
-    // nocache?
-    if (opts.nocache) primes[bit_length] = null
-  }
-
-  DSA.prototype = {
-
-    constructor: DSA,
-
-    packPublic: function () {
-      var str = this.type
-      str += HLP.packMPI(this.p)
-      str += HLP.packMPI(this.q)
-      str += HLP.packMPI(this.g)
-      str += HLP.packMPI(this.y)
-      return str
-    },
-
-    packPrivate: function () {
-      var str = this.packPublic() + HLP.packMPI(this.x)
-      str = CryptoJS.enc.Latin1.parse(str)
-      return str.toString(CryptoJS.enc.Base64)
-    },
-
-    // http://www.imperialviolet.org/2013/06/15/suddendeathentropy.html
-    generateNonce: function (m) {
-      var priv = BigInt.bigInt2bits(BigInt.trim(this.x, 0))
-      var rand = BigInt.bigInt2bits(BigInt.randBigInt(256))
-
-      var sha256 = CryptoJS.algo.SHA256.create()
-      sha256.update(CryptoJS.enc.Latin1.parse(priv))
-      sha256.update(m)
-      sha256.update(CryptoJS.enc.Latin1.parse(rand))
-
-      var hash = sha256.finalize()
-      hash = HLP.bits2bigInt(hash.toString(CryptoJS.enc.Latin1))
-      BigInt.rightShift_(hash, 256 - BigInt.bitSize(this.q))
-
-      return HLP.between(hash, ZERO, this.q) ? hash : this.generateNonce(m)
-    },
-
-    sign: function (m) {
-      m = CryptoJS.enc.Latin1.parse(m)
-      var b = BigInt.str2bigInt(m.toString(CryptoJS.enc.Hex), 16)
-      var k, r = ZERO, s = ZERO
-      while (BigInt.isZero(s) || BigInt.isZero(r)) {
-        k = this.generateNonce(m)
-        r = BigInt.mod(BigInt.powMod(this.g, k, this.p), this.q)
-        if (BigInt.isZero(r)) continue
-        s = BigInt.inverseMod(k, this.q)
-        s = BigInt.mult(s, BigInt.add(b, BigInt.mult(this.x, r)))
-        s = BigInt.mod(s, this.q)
-      }
-      return [r, s]
-    },
-
-    fingerprint: function () {
-      var pk = this.packPublic()
-      if (this.type === KEY_TYPE) pk = pk.substring(2)
-      pk = CryptoJS.enc.Latin1.parse(pk)
-      return CryptoJS.SHA1(pk).toString(CryptoJS.enc.Hex)
-    }
-
-  }
-
-  DSA.parsePublic = function (str, priv) {
-    var fields = ['SHORT', 'MPI', 'MPI', 'MPI', 'MPI']
-    if (priv) fields.push('MPI')
-    str = HLP.splitype(fields, str)
-    var obj = {
-        type: str[0]
-      , p: HLP.readMPI(str[1])
-      , q: HLP.readMPI(str[2])
-      , g: HLP.readMPI(str[3])
-      , y: HLP.readMPI(str[4])
-    }
-    if (priv) obj.x = HLP.readMPI(str[5])
-    return new DSA(obj)
-  }
-
-  function tokenizeStr(str) {
-    var start, end
-
-    start = str.indexOf("(")
-    end = str.lastIndexOf(")")
-
-    if (start < 0 || end < 0)
-      throw new Error("Malformed S-Expression")
-
-    str = str.substring(start + 1, end)
-
-    var splt = str.search(/\s/)
-    var obj = {
-        type: str.substring(0, splt)
-      , val: []
-    }
-
-    str = str.substring(splt + 1, end)
-    start = str.indexOf("(")
-
-    if (start < 0) obj.val.push(str)
-    else {
-
-      var i, len, ss, es
-      while (start > -1) {
-        i = start + 1
-        len = str.length
-        for (ss = 1, es = 0; i < len && es < ss; i++) {
-          if (str[i] === "(") ss++
-          if (str[i] === ")") es++
-        }
-        obj.val.push(tokenizeStr(str.substring(start, ++i)))
-        str = str.substring(++i)
-        start = str.indexOf("(")
-      }
-
-    }
-    return obj
-  }
-
-  function parseLibotr(obj) {
-    if (!obj.type) throw new Error("Parse error.")
-
-    var o, val
-    if (obj.type === "privkeys") {
-      o = []
-      obj.val.forEach(function (i) {
-        o.push(parseLibotr(i))
-      })
-      return o
-    }
-
-    o = {}
-    obj.val.forEach(function (i) {
-
-      val = i.val[0]
-      if (typeof val === "string") {
-
-        if (val.indexOf("#") === 0) {
-          val = val.substring(1, val.lastIndexOf("#"))
-          val = BigInt.str2bigInt(val, 16)
-        }
-
-      } else {
-        val = parseLibotr(i)
-      }
-
-      o[i.type] = val
-    })
-
-    return o
-  }
-
-  DSA.parsePrivate = function (str, libotr) {
-    if (!libotr) {
-      str = CryptoJS.enc.Base64.parse(str)
-      str = str.toString(CryptoJS.enc.Latin1)
-      return DSA.parsePublic(str, true)
-    }
-    // only returning the first key found
-    return parseLibotr(tokenizeStr(str))[0]["private-key"].dsa
-  }
-
-  DSA.verify = function (key, m, r, s) {
-    if (!HLP.between(r, ZERO, key.q) || !HLP.between(s, ZERO, key.q))
-      return false
-
-    var hm = CryptoJS.enc.Latin1.parse(m)  // CryptoJS.SHA1(m)
-    hm = BigInt.str2bigInt(hm.toString(CryptoJS.enc.Hex), 16)
-
-    var w = BigInt.inverseMod(s, key.q)
-    var u1 = BigInt.multMod(hm, w, key.q)
-    var u2 = BigInt.multMod(r, w, key.q)
-
-    u1 = BigInt.powMod(key.g, u1, key.p)
-    u2 = BigInt.powMod(key.y, u2, key.p)
-
-    var v = BigInt.mod(BigInt.multMod(u1, u2, key.p), key.q)
-
-    return BigInt.equals(v, r)
-  }
-
-  DSA.createInWebWorker = function (options, cb) {
-    var opts = {
-        path: WWPath
-      , seed: BigInt.getSeed
-    }
-    if (options && typeof options === 'object')
-      Object.keys(options).forEach(function (k) {
-        opts[k] = options[k]
-      })
-
-    // load optional dep. in node
-    if (typeof module !== 'undefined' && module.exports)
-      Worker = require('webworker-threads').Worker
-
-    var worker = new Worker(opts.path)
-    worker.onmessage = function (e) {
-      var data = e.data
-      switch (data.type) {
-        case "debug":
-          if (!DEBUG || typeof console === 'undefined') return
-          console.log(data.val)
-          break;
-        case "data":
-          worker.terminate()
-          cb(DSA.parsePrivate(data.val))
-          break;
-        default:
-          throw new Error("Unrecognized type.")
-      }
-    }
-    worker.postMessage({
-        seed: opts.seed()
-      , imports: opts.imports
-      , debug: DEBUG
-    })
-  }
-
-}).call(this)
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/helpers.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/helpers.js
deleted file mode 100644
index e5a8507..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/helpers.js
+++ /dev/null
@@ -1,349 +0,0 @@
-;(function () {
-  "use strict";
-
-  var root = this
-
-  var HLP = {}, CryptoJS, BigInt
-  if (typeof module !== 'undefined' && module.exports) {
-    module.exports = HLP = {}
-    CryptoJS = require('../vendor/crypto.js')
-    BigInt = require('../vendor/bigint.js')
-  } else {
-    if (root.OTR) root.OTR.HLP = HLP
-    if (root.DSA) root.DSA.HLP = HLP
-    CryptoJS = root.CryptoJS
-    BigInt = root.BigInt
-  }
-
-  // data types (byte lengths)
-  var DTS = {
-      BYTE  : 1
-    , SHORT : 2
-    , INT   : 4
-    , CTR   : 8
-    , MAC   : 20
-    , SIG   : 40
-  }
-
-  // otr message wrapper begin and end
-  var WRAPPER_BEGIN = "?OTR"
-    , WRAPPER_END   = "."
-
-  var TWO = BigInt.str2bigInt('2', 10)
-
-  HLP.debug = function (msg) {
-    // used as HLP.debug.call(ctx, msg)
-    if ( this.debug &&
-         typeof this.debug !== 'function' &&
-         typeof console !== 'undefined'
-    ) console.log(msg)
-  }
-
-  HLP.extend = function (child, parent) {
-    for (var key in parent) {
-      if (Object.hasOwnProperty.call(parent, key))
-        child[key] = parent[key]
-    }
-    function Ctor() { this.constructor = child }
-    Ctor.prototype = parent.prototype
-    child.prototype = new Ctor()
-    child.__super__ = parent.prototype
-  }
-
-  // assumes 32-bit
-  function intCompare(x, y) {
-    var z = ~(x ^ y)
-    z &= z >> 16
-    z &= z >> 8
-    z &= z >> 4
-    z &= z >> 2
-    z &= z >> 1
-    return z & 1
-  }
-
-  // constant-time string comparison
-  HLP.compare = function (str1, str2) {
-    if (str1.length !== str2.length)
-      return false
-    var i = 0, result = 0
-    for (; i < str1.length; i++)
-      result |= str1[i].charCodeAt(0) ^ str2[i].charCodeAt(0)
-    return intCompare(result, 0)
-  }
-
-  HLP.randomExponent = function () {
-    return BigInt.randBigInt(1536)
-  }
-
-  HLP.smpHash = function (version, fmpi, smpi) {
-    var sha256 = CryptoJS.algo.SHA256.create()
-    sha256.update(CryptoJS.enc.Latin1.parse(HLP.packBytes(version, DTS.BYTE)))
-    sha256.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(fmpi)))
-    if (smpi) sha256.update(CryptoJS.enc.Latin1.parse(HLP.packMPI(smpi)))
-    var hash = sha256.finalize()
-    return HLP.bits2bigInt(hash.toString(CryptoJS.enc.Latin1))
-  }
-
-  HLP.makeMac = function (aesctr, m) {
-    var pass = CryptoJS.enc.Latin1.parse(m)
-    var mac = CryptoJS.HmacSHA256(CryptoJS.enc.Latin1.parse(aesctr), pass)
-    return HLP.mask(mac.toString(CryptoJS.enc.Latin1), 0, 160)
-  }
-
-  HLP.make1Mac = function (aesctr, m) {
-    var pass = CryptoJS.enc.Latin1.parse(m)
-    var mac = CryptoJS.HmacSHA1(CryptoJS.enc.Latin1.parse(aesctr), pass)
-    return mac.toString(CryptoJS.enc.Latin1)
-  }
-
-  HLP.encryptAes = function (msg, c, iv) {
-    var opts = {
-        mode: CryptoJS.mode.CTR
-      , iv: CryptoJS.enc.Latin1.parse(iv)
-      , padding: CryptoJS.pad.NoPadding
-    }
-    var aesctr = CryptoJS.AES.encrypt(
-        msg
-      , CryptoJS.enc.Latin1.parse(c)
-      , opts
-    )
-    var aesctr_decoded = CryptoJS.enc.Base64.parse(aesctr.toString())
-    return CryptoJS.enc.Latin1.stringify(aesctr_decoded)
-  }
-
-  HLP.decryptAes = function (msg, c, iv) {
-    msg = CryptoJS.enc.Latin1.parse(msg)
-    var opts = {
-        mode: CryptoJS.mode.CTR
-      , iv: CryptoJS.enc.Latin1.parse(iv)
-      , padding: CryptoJS.pad.NoPadding
-    }
-    return CryptoJS.AES.decrypt(
-        CryptoJS.enc.Base64.stringify(msg)
-      , CryptoJS.enc.Latin1.parse(c)
-      , opts
-    )
-  }
-
-  HLP.multPowMod = function (a, b, c, d, e) {
-    return BigInt.multMod(BigInt.powMod(a, b, e), BigInt.powMod(c, d, e), e)
-  }
-
-  HLP.ZKP = function (v, c, d, e) {
-    return BigInt.equals(c, HLP.smpHash(v, d, e))
-  }
-
-  // greater than, or equal
-  HLP.GTOE = function (a, b) {
-    return (BigInt.equals(a, b) || BigInt.greater(a, b))
-  }
-
-  HLP.between = function (x, a, b) {
-    return (BigInt.greater(x, a) && BigInt.greater(b, x))
-  }
-
-  HLP.checkGroup = function (g, N_MINUS_2) {
-    return HLP.GTOE(g, TWO) && HLP.GTOE(N_MINUS_2, g)
-  }
-
-  HLP.h1 = function (b, secbytes) {
-    var sha1 = CryptoJS.algo.SHA1.create()
-    sha1.update(CryptoJS.enc.Latin1.parse(b))
-    sha1.update(CryptoJS.enc.Latin1.parse(secbytes))
-    return (sha1.finalize()).toString(CryptoJS.enc.Latin1)
-  }
-
-  HLP.h2 = function (b, secbytes) {
-    var sha256 = CryptoJS.algo.SHA256.create()
-    sha256.update(CryptoJS.enc.Latin1.parse(b))
-    sha256.update(CryptoJS.enc.Latin1.parse(secbytes))
-    return (sha256.finalize()).toString(CryptoJS.enc.Latin1)
-  }
-
-  HLP.mask = function (bytes, start, n) {
-    return bytes.substr(start / 8, n / 8)
-  }
-
-  var _toString = String.fromCharCode;
-  HLP.packBytes = function (val, bytes) {
-    val = val.toString(16)
-    var nex, res = ''  // big-endian, unsigned long
-    for (; bytes > 0; bytes--) {
-      nex = val.length ? val.substr(-2, 2) : '0'
-      val = val.substr(0, val.length - 2)
-      res = _toString(parseInt(nex, 16)) + res
-    }
-    return res
-  }
-
-  HLP.packINT = function (d) {
-    return HLP.packBytes(d, DTS.INT)
-  }
-
-  HLP.packCtr = function (d) {
-    return HLP.padCtr(HLP.packBytes(d, DTS.CTR))
-  }
-
-  HLP.padCtr = function (ctr) {
-    return ctr + '\x00\x00\x00\x00\x00\x00\x00\x00'
-  }
-
-  HLP.unpackCtr = function (d) {
-    d = HLP.toByteArray(d.substring(0, 8))
-    return HLP.unpack(d)
-  }
-
-  HLP.unpack = function (arr) {
-    var val = 0, i = 0, len = arr.length
-    for (; i < len; i++) {
-      val = (val * 256) + arr[i]
-    }
-    return val
-  }
-
-  HLP.packData = function (d) {
-    return HLP.packINT(d.length) + d
-  }
-
-  HLP.bits2bigInt = function (bits) {
-    bits = HLP.toByteArray(bits)
-    return BigInt.ba2bigInt(bits)
-  }
-
-  HLP.packMPI = function (mpi) {
-    return HLP.packData(BigInt.bigInt2bits(BigInt.trim(mpi, 0)))
-  }
-
-  HLP.packSHORT = function (short) {
-    return HLP.packBytes(short, DTS.SHORT)
-  }
-
-  HLP.unpackSHORT = function (short) {
-    short = HLP.toByteArray(short)
-    return HLP.unpack(short)
-  }
-
-  HLP.packTLV = function (type, value) {
-    return HLP.packSHORT(type) + HLP.packSHORT(value.length) + value
-  }
-
-  HLP.readLen = function (msg) {
-    msg = HLP.toByteArray(msg.substring(0, 4))
-    return HLP.unpack(msg)
-  }
-
-  HLP.readData = function (data) {
-    var n = HLP.unpack(data.splice(0, 4))
-    return [n, data]
-  }
-
-  HLP.readMPI = function (data) {
-    data = HLP.toByteArray(data)
-    data = HLP.readData(data)
-    return BigInt.ba2bigInt(data[1])
-  }
-
-  HLP.packMPIs = function (arr) {
-    return arr.reduce(function (prv, cur) {
-      return prv + HLP.packMPI(cur)
-    }, '')
-  }
-
-  HLP.unpackMPIs = function (num, mpis) {
-    var i = 0, arr = []
-    for (; i < num; i++) arr.push('MPI')
-    return (HLP.splitype(arr, mpis)).map(function (m) {
-      return HLP.readMPI(m)
-    })
-  }
-
-  HLP.wrapMsg = function (msg, fs, v3, our_it, their_it) {
-    msg = CryptoJS.enc.Base64.stringify(CryptoJS.enc.Latin1.parse(msg))
-    msg = WRAPPER_BEGIN + ":" + msg + WRAPPER_END
-
-    var its
-    if (v3) {
-      its = '|'
-      its += (HLP.readLen(our_it)).toString(16)
-      its += '|'
-      its += (HLP.readLen(their_it)).toString(16)
-    }
-
-    if (!fs) return [null, msg]
-
-    var n = Math.ceil(msg.length / fs)
-    if (n > 65535) return ['Too many fragments']
-    if (n == 1) return [null, msg]
-
-    var k, bi, ei, frag, mf, mfs = []
-    for (k = 1; k <= n; k++) {
-      bi = (k - 1) * fs
-      ei = k * fs
-      frag = msg.slice(bi, ei)
-      mf = WRAPPER_BEGIN
-      if (v3) mf += its
-      mf += ',' + k + ','
-      mf += n + ','
-      mf += frag + ','
-      mfs.push(mf)
-    }
-
-    return [null, mfs]
-  }
-
-  HLP.splitype = function splitype(arr, msg) {
-    var data = []
-    arr.forEach(function (a) {
-      var str
-      switch (a) {
-        case 'PUBKEY':
-          str = splitype(['SHORT', 'MPI', 'MPI', 'MPI', 'MPI'], msg).join('')
-          break
-        case 'DATA':  // falls through
-        case 'MPI':
-          str = msg.substring(0, HLP.readLen(msg) + 4)
-          break
-        default:
-          str = msg.substring(0, DTS[a])
-      }
-      data.push(str)
-      msg = msg.substring(str.length)
-    })
-    return data
-  }
-
-  // https://github.com/msgpack/msgpack-javascript/blob/master/msgpack.js
-
-  var _bin2num = (function () {
-    var i = 0, _bin2num = {}
-    for (; i < 0x100; ++i) {
-      _bin2num[String.fromCharCode(i)] = i  // "\00" -> 0x00
-    }
-    for (i = 0x80; i < 0x100; ++i) {  // [Webkit][Gecko]
-      _bin2num[String.fromCharCode(0xf700 + i)] = i  // "\f780" -> 0x80
-    }
-    return _bin2num
-  }())
-
-  HLP.toByteArray = function (data) {
-    var rv = []
-      , ary = data.split("")
-      , i = -1
-      , iz = ary.length
-      , remain = iz % 8
-
-    while (remain--) {
-      ++i
-      rv[i] = _bin2num[ary[i]]
-    }
-    remain = iz >> 3
-    while (remain--) {
-      rv.push(_bin2num[ary[++i]], _bin2num[ary[++i]],
-              _bin2num[ary[++i]], _bin2num[ary[++i]],
-              _bin2num[ary[++i]], _bin2num[ary[++i]],
-              _bin2num[ary[++i]], _bin2num[ary[++i]])
-    }
-    return rv
-  }
-
-}).call(this)
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/sm-webworker.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/sm-webworker.js
deleted file mode 100644
index 301843d..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/lib/sm-webworker.js
+++ /dev/null
@@ -1,60 +0,0 @@
-;(function (root) {
-  "use strict";
-
-  root.OTR = {}
-  root.crypto = {
-    randomBytes: function () {
-      throw new Error("Haven't seeded yet.")
-    }
-  }
-
-  // default imports
-  var imports = [
-      'vendor/salsa20.js'
-    , 'vendor/bigint.js'
-    , 'vendor/crypto.js'
-    , 'vendor/eventemitter.js'
-    , 'lib/const.js'
-    , 'lib/helpers.js'
-    , 'lib/sm.js'
-  ]
-
-  function wrapPostMessage(method) {
-    return function () {
-      postMessage({
-          method: method
-        , args: Array.prototype.slice.call(arguments, 0)
-      })
-    }
-  }
-
-  var sm
-  onmessage = function (e) {
-    var data = e.data
-    switch (data.type) {
-      case 'seed':
-        if (data.imports) imports = data.imports
-        importScripts.apply(root, imports)
-
-        // use salsa20 since there's no prng in webworkers
-        var state = new root.Salsa20(
-          data.seed.slice(0, 32),
-          data.seed.slice(32)
-        )
-        root.crypto.randomBytes = function (n) {
-          return state.getBytes(n)
-        }
-        break
-      case 'init':
-        sm = new root.OTR.SM(data.reqs)
-        ;['trust','question', 'send', 'abort'].forEach(function (m) {
-          sm.on(m, wrapPostMessage(m));
-        })
-        break
-      case 'method':
-        sm[data.method].apply(sm, data.args)
-        break
-    }
-  }
-
-}(this))
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/bigint.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/bigint.js
deleted file mode 100644
index b7271da..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/bigint.js
+++ /dev/null
@@ -1,1705 +0,0 @@
-;(function (root, factory) {
-
-  if (typeof define === 'function' && define.amd) {
-    define(factory.bind(root, root.crypto || root.msCrypto))
-  } else if (typeof module !== 'undefined' && module.exports) {
-    module.exports = factory(require('crypto'))
-  } else {
-    root.BigInt = factory(root.crypto || root.msCrypto)
-  }
-
-}(this, function (crypto) {
-
-  ////////////////////////////////////////////////////////////////////////////////////////
-  // Big Integer Library v. 5.5
-  // Created 2000, last modified 2013
-  // Leemon Baird
-  // www.leemon.com
-  //
-  // Version history:
-  // v 5.5  17 Mar 2013
-  //   - two lines of a form like "if (x<0) x+=n" had the "if" changed to "while" to
-  //     handle the case when x<-n. (Thanks to James Ansell for finding that bug)
-  // v 5.4  3 Oct 2009
-  //   - added "var i" to greaterShift() so i is not global. (Thanks to Péter Szabó for finding that bug)
-  //
-  // v 5.3  21 Sep 2009
-  //   - added randProbPrime(k) for probable primes
-  //   - unrolled loop in mont_ (slightly faster)
-  //   - millerRabin now takes a bigInt parameter rather than an int
-  //
-  // v 5.2  15 Sep 2009
-  //   - fixed capitalization in call to int2bigInt in randBigInt
-  //     (thanks to Emili Evripidou, Reinhold Behringer, and Samuel Macaleese for finding that bug)
-  //
-  // v 5.1  8 Oct 2007 
-  //   - renamed inverseModInt_ to inverseModInt since it doesn't change its parameters
-  //   - added functions GCD and randBigInt, which call GCD_ and randBigInt_
-  //   - fixed a bug found by Rob Visser (see comment with his name below)
-  //   - improved comments
-  //
-  // This file is public domain.   You can use it for any purpose without restriction.
-  // I do not guarantee that it is correct, so use it at your own risk.  If you use 
-  // it for something interesting, I'd appreciate hearing about it.  If you find 
-  // any bugs or make any improvements, I'd appreciate hearing about those too.
-  // It would also be nice if my name and URL were left in the comments.  But none 
-  // of that is required.
-  //
-  // This code defines a bigInt library for arbitrary-precision integers.
-  // A bigInt is an array of integers storing the value in chunks of bpe bits, 
-  // little endian (buff[0] is the least significant word).
-  // Negative bigInts are stored two's complement.  Almost all the functions treat
-  // bigInts as nonnegative.  The few that view them as two's complement say so
-  // in their comments.  Some functions assume their parameters have at least one 
-  // leading zero element. Functions with an underscore at the end of the name put
-  // their answer into one of the arrays passed in, and have unpredictable behavior 
-  // in case of overflow, so the caller must make sure the arrays are big enough to 
-  // hold the answer.  But the average user should never have to call any of the 
-  // underscored functions.  Each important underscored function has a wrapper function 
-  // of the same name without the underscore that takes care of the details for you.  
-  // For each underscored function where a parameter is modified, that same variable 
-  // must not be used as another argument too.  So, you cannot square x by doing 
-  // multMod_(x,x,n).  You must use squareMod_(x,n) instead, or do y=dup(x); multMod_(x,y,n).
-  // Or simply use the multMod(x,x,n) function without the underscore, where
-  // such issues never arise, because non-underscored functions never change
-  // their parameters; they always allocate new memory for the answer that is returned.
-  //
-  // These functions are designed to avoid frequent dynamic memory allocation in the inner loop.
-  // For most functions, if it needs a BigInt as a local variable it will actually use
-  // a global, and will only allocate to it only when it's not the right size.  This ensures
-  // that when a function is called repeatedly with same-sized parameters, it only allocates
-  // memory on the first call.
-  //
-  // Note that for cryptographic purposes, the calls to Math.random() must 
-  // be replaced with calls to a better pseudorandom number generator.
-  //
-  // In the following, "bigInt" means a bigInt with at least one leading zero element,
-  // and "integer" means a nonnegative integer less than radix.  In some cases, integer 
-  // can be negative.  Negative bigInts are 2s complement.
-  // 
-  // The following functions do not modify their inputs.
-  // Those returning a bigInt, string, or Array will dynamically allocate memory for that value.
-  // Those returning a boolean will return the integer 0 (false) or 1 (true).
-  // Those returning boolean or int will not allocate memory except possibly on the first 
-  // time they're called with a given parameter size.
-  // 
-  // bigInt  add(x,y)               //return (x+y) for bigInts x and y.  
-  // bigInt  addInt(x,n)            //return (x+n) where x is a bigInt and n is an integer.
-  // string  bigInt2str(x,base)     //return a string form of bigInt x in a given base, with 2 <= base <= 95
-  // int     bitSize(x)             //return how many bits long the bigInt x is, not counting leading zeros
-  // bigInt  dup(x)                 //return a copy of bigInt x
-  // boolean equals(x,y)            //is the bigInt x equal to the bigint y?
-  // boolean equalsInt(x,y)         //is bigint x equal to integer y?
-  // bigInt  expand(x,n)            //return a copy of x with at least n elements, adding leading zeros if needed
-  // Array   findPrimes(n)          //return array of all primes less than integer n
-  // bigInt  GCD(x,y)               //return greatest common divisor of bigInts x and y (each with same number of elements).
-  // boolean greater(x,y)           //is x>y?  (x and y are nonnegative bigInts)
-  // boolean greaterShift(x,y,shift)//is (x <<(shift*bpe)) > y?
-  // bigInt  int2bigInt(t,n,m)      //return a bigInt equal to integer t, with at least n bits and m array elements
-  // bigInt  inverseMod(x,n)        //return (x**(-1) mod n) for bigInts x and n.  If no inverse exists, it returns null
-  // int     inverseModInt(x,n)     //return x**(-1) mod n, for integers x and n.  Return 0 if there is no inverse
-  // boolean isZero(x)              //is the bigInt x equal to zero?
-  // boolean millerRabin(x,b)       //does one round of Miller-Rabin base integer b say that bigInt x is possibly prime? (b is bigInt, 1<b<x)
-  // boolean millerRabinInt(x,b)    //does one round of Miller-Rabin base integer b say that bigInt x is possibly prime? (b is int,    1<b<x)
-  // bigInt  mod(x,n)               //return a new bigInt equal to (x mod n) for bigInts x and n.
-  // int     modInt(x,n)            //return x mod n for bigInt x and integer n.
-  // bigInt  mult(x,y)              //return x*y for bigInts x and y. This is faster when y<x.
-  // bigInt  multMod(x,y,n)         //return (x*y mod n) for bigInts x,y,n.  For greater speed, let y<x.
-  // boolean negative(x)            //is bigInt x negative?
-  // bigInt  powMod(x,y,n)          //return (x**y mod n) where x,y,n are bigInts and ** is exponentiation.  0**0=1. Faster for odd n.
-  // bigInt  randBigInt(n,s)        //return an n-bit random BigInt (n>=1).  If s=1, then the most significant of those n bits is set to 1.
-  // bigInt  randTruePrime(k)       //return a new, random, k-bit, true prime bigInt using Maurer's algorithm.
-  // bigInt  randProbPrime(k)       //return a new, random, k-bit, probable prime bigInt (probability it's composite less than 2^-80).
-  // bigInt  str2bigInt(s,b,n,m)    //return a bigInt for number represented in string s in base b with at least n bits and m array elements
-  // bigInt  sub(x,y)               //return (x-y) for bigInts x and y.  Negative answers will be 2s complement
-  // bigInt  trim(x,k)              //return a copy of x with exactly k leading zero elements
-  //
-  //
-  // The following functions each have a non-underscored version, which most users should call instead.
-  // These functions each write to a single parameter, and the caller is responsible for ensuring the array 
-  // passed in is large enough to hold the result. 
-  //
-  // void    addInt_(x,n)          //do x=x+n where x is a bigInt and n is an integer
-  // void    add_(x,y)             //do x=x+y for bigInts x and y
-  // void    copy_(x,y)            //do x=y on bigInts x and y
-  // void    copyInt_(x,n)         //do x=n on bigInt x and integer n
-  // void    GCD_(x,y)             //set x to the greatest common divisor of bigInts x and y, (y is destroyed).  (This never overflows its array).
-  // boolean inverseMod_(x,n)      //do x=x**(-1) mod n, for bigInts x and n. Returns 1 (0) if inverse does (doesn't) exist
-  // void    mod_(x,n)             //do x=x mod n for bigInts x and n. (This never overflows its array).
-  // void    mult_(x,y)            //do x=x*y for bigInts x and y.
-  // void    multMod_(x,y,n)       //do x=x*y  mod n for bigInts x,y,n.
-  // void    powMod_(x,y,n)        //do x=x**y mod n, where x,y,n are bigInts (n is odd) and ** is exponentiation.  0**0=1.
-  // void    randBigInt_(b,n,s)    //do b = an n-bit random BigInt. if s=1, then nth bit (most significant bit) is set to 1. n>=1.
-  // void    randTruePrime_(ans,k) //do ans = a random k-bit true random prime (not just probable prime) with 1 in the msb.
-  // void    sub_(x,y)             //do x=x-y for bigInts x and y. Negative answers will be 2s complement.
-  //
-  // The following functions do NOT have a non-underscored version. 
-  // They each write a bigInt result to one or more parameters.  The caller is responsible for
-  // ensuring the arrays passed in are large enough to hold the results. 
-  //
-  // void addShift_(x,y,ys)       //do x=x+(y<<(ys*bpe))
-  // void carry_(x)               //do carries and borrows so each element of the bigInt x fits in bpe bits.
-  // void divide_(x,y,q,r)        //divide x by y giving quotient q and remainder r
-  // int  divInt_(x,n)            //do x=floor(x/n) for bigInt x and integer n, and return the remainder. (This never overflows its array).
-  // int  eGCD_(x,y,d,a,b)        //sets a,b,d to positive bigInts such that d = GCD_(x,y) = a*x-b*y
-  // void halve_(x)               //do x=floor(|x|/2)*sgn(x) for bigInt x in 2's complement.  (This never overflows its array).
-  // void leftShift_(x,n)         //left shift bigInt x by n bits.  n<bpe.
-  // void linComb_(x,y,a,b)       //do x=a*x+b*y for bigInts x and y and integers a and b
-  // void linCombShift_(x,y,b,ys) //do x=x+b*(y<<(ys*bpe)) for bigInts x and y, and integers b and ys
-  // void mont_(x,y,n,np)         //Montgomery multiplication (see comments where the function is defined)
-  // void multInt_(x,n)           //do x=x*n where x is a bigInt and n is an integer.
-  // void rightShift_(x,n)        //right shift bigInt x by n bits. (This never overflows its array).
-  // void squareMod_(x,n)         //do x=x*x  mod n for bigInts x,n
-  // void subShift_(x,y,ys)       //do x=x-(y<<(ys*bpe)). Negative answers will be 2s complement.
-  //
-  // The following functions are based on algorithms from the _Handbook of Applied Cryptography_
-  //    powMod_()           = algorithm 14.94, Montgomery exponentiation
-  //    eGCD_,inverseMod_() = algorithm 14.61, Binary extended GCD_
-  //    GCD_()              = algorothm 14.57, Lehmer's algorithm
-  //    mont_()             = algorithm 14.36, Montgomery multiplication
-  //    divide_()           = algorithm 14.20  Multiple-precision division
-  //    squareMod_()        = algorithm 14.16  Multiple-precision squaring
-  //    randTruePrime_()    = algorithm  4.62, Maurer's algorithm
-  //    millerRabin()       = algorithm  4.24, Miller-Rabin algorithm
-  //
-  // Profiling shows:
-  //     randTruePrime_() spends:
-  //         10% of its time in calls to powMod_()
-  //         85% of its time in calls to millerRabin()
-  //     millerRabin() spends:
-  //         99% of its time in calls to powMod_()   (always with a base of 2)
-  //     powMod_() spends:
-  //         94% of its time in calls to mont_()  (almost always with x==y)
-  //
-  // This suggests there are several ways to speed up this library slightly:
-  //     - convert powMod_ to use a Montgomery form of k-ary window (or maybe a Montgomery form of sliding window)
-  //         -- this should especially focus on being fast when raising 2 to a power mod n
-  //     - convert randTruePrime_() to use a minimum r of 1/3 instead of 1/2 with the appropriate change to the test
-  //     - tune the parameters in randTruePrime_(), including c, m, and recLimit
-  //     - speed up the single loop in mont_() that takes 95% of the runtime, perhaps by reducing checking
-  //       within the loop when all the parameters are the same length.
-  //
-  // There are several ideas that look like they wouldn't help much at all:
-  //     - replacing trial division in randTruePrime_() with a sieve (that speeds up something taking almost no time anyway)
-  //     - increase bpe from 15 to 30 (that would help if we had a 32*32->64 multiplier, but not with JavaScript's 32*32->32)
-  //     - speeding up mont_(x,y,n,np) when x==y by doing a non-modular, non-Montgomery square
-  //       followed by a Montgomery reduction.  The intermediate answer will be twice as long as x, so that
-  //       method would be slower.  This is unfortunate because the code currently spends almost all of its time
-  //       doing mont_(x,x,...), both for randTruePrime_() and powMod_().  A faster method for Montgomery squaring
-  //       would have a large impact on the speed of randTruePrime_() and powMod_().  HAC has a couple of poorly-worded
-  //       sentences that seem to imply it's faster to do a non-modular square followed by a single
-  //       Montgomery reduction, but that's obviously wrong.
-  ////////////////////////////////////////////////////////////////////////////////////////
-
-  //globals
-
-  // The number of significant bits in the fraction of a JavaScript
-  // floating-point number is 52, independent of platform.
-  // See: https://github.com/arlolra/otr/issues/41
-
-  var bpe = 26;          // bits stored per array element
-  var radix = 1 << bpe;  // equals 2^bpe
-  var mask = radix - 1;  // AND this with an array element to chop it down to bpe bits
-
-  //the digits for converting to different bases
-  var digitsStr='0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz_=!@#$%^&*()[]{}|;:,.<>/?`~ \\\'\"+-';
-
-  var one=int2bigInt(1,1,1);     //constant used in powMod_()
-
-  //the following global variables are scratchpad memory to 
-  //reduce dynamic memory allocation in the inner loop
-  var t=new Array(0);
-  var ss=t;       //used in mult_()
-  var s0=t;       //used in multMod_(), squareMod_()
-  var s1=t;       //used in powMod_(), multMod_(), squareMod_()
-  var s2=t;       //used in powMod_(), multMod_()
-  var s3=t;       //used in powMod_()
-  var s4=t, s5=t; //used in mod_()
-  var s6=t;       //used in bigInt2str()
-  var s7=t;       //used in powMod_()
-  var T=t;        //used in GCD_()
-  var sa=t;       //used in mont_()
-  var mr_x1=t, mr_r=t, mr_a=t;                                      //used in millerRabin()
-  var eg_v=t, eg_u=t, eg_A=t, eg_B=t, eg_C=t, eg_D=t;               //used in eGCD_(), inverseMod_()
-  var md_q1=t, md_q2=t, md_q3=t, md_r=t, md_r1=t, md_r2=t, md_tt=t; //used in mod_()
-
-  var primes=t, pows=t, s_i=t, s_i2=t, s_R=t, s_rm=t, s_q=t, s_n1=t;
-  var s_a=t, s_r2=t, s_n=t, s_b=t, s_d=t, s_x1=t, s_x2=t, s_aa=t; //used in randTruePrime_()
-    
-  var rpprb=t; //used in randProbPrimeRounds() (which also uses "primes")
-
-  ////////////////////////////////////////////////////////////////////////////////////////
-
-
-  //return array of all primes less than integer n
-  function findPrimes(n) {
-    var i,s,p,ans;
-    s=new Array(n);
-    for (i=0;i<n;i++)
-      s[i]=0;
-    s[0]=2;
-    p=0;    //first p elements of s are primes, the rest are a sieve
-    for(;s[p]<n;) {                  //s[p] is the pth prime
-      for(i=s[p]*s[p]; i<n; i+=s[p]) //mark multiples of s[p]
-        s[i]=1;
-      p++;
-      s[p]=s[p-1]+1;
-      for(; s[p]<n && s[s[p]]; s[p]++); //find next prime (where s[p]==0)
-    }
-    ans=new Array(p);
-    for(i=0;i<p;i++)
-      ans[i]=s[i];
-    return ans;
-  }
-
-
-  //does a single round of Miller-Rabin base b consider x to be a possible prime?
-  //x is a bigInt, and b is an integer, with b<x
-  function millerRabinInt(x,b) {
-    if (mr_x1.length!=x.length) {
-      mr_x1=dup(x);
-      mr_r=dup(x);
-      mr_a=dup(x);
-    }
-
-    copyInt_(mr_a,b);
-    return millerRabin(x,mr_a);
-  }
-
-  //does a single round of Miller-Rabin base b consider x to be a possible prime?
-  //x and b are bigInts with b<x
-  function millerRabin(x,b) {
-    var i,j,k,s;
-
-    if (mr_x1.length!=x.length) {
-      mr_x1=dup(x);
-      mr_r=dup(x);
-      mr_a=dup(x);
-    }
-
-    copy_(mr_a,b);
-    copy_(mr_r,x);
-    copy_(mr_x1,x);
-
-    addInt_(mr_r,-1);
-    addInt_(mr_x1,-1);
-
-    //s=the highest power of two that divides mr_r
-
-    /*
-    k=0;
-    for (i=0;i<mr_r.length;i++)
-      for (j=1;j<mask;j<<=1)
-        if (x[i] & j) {
-          s=(k<mr_r.length+bpe ? k : 0); 
-           i=mr_r.length;
-           j=mask;
-        } else
-          k++;
-    */
-
-    /* http://www.javascripter.net/math/primes/millerrabinbug-bigint54.htm */
-    if (isZero(mr_r)) return 0;
-    for (k=0; mr_r[k]==0; k++);
-    for (i=1,j=2; mr_r[k]%j==0; j*=2,i++ );
-    s = k*bpe + i - 1;
-    /* end */
-
-    if (s)                
-      rightShift_(mr_r,s);
-
-    powMod_(mr_a,mr_r,x);
-
-    if (!equalsInt(mr_a,1) && !equals(mr_a,mr_x1)) {
-      j=1;
-      while (j<=s-1 && !equals(mr_a,mr_x1)) {
-        squareMod_(mr_a,x);
-        if (equalsInt(mr_a,1)) {
-          return 0;
-        }
-        j++;
-      }
-      if (!equals(mr_a,mr_x1)) {
-        return 0;
-      }
-    }
-    return 1;  
-  }
-
-  //returns how many bits long the bigInt is, not counting leading zeros.
-  function bitSize(x) {
-    var j,z,w;
-    for (j=x.length-1; (x[j]==0) && (j>0); j--);
-    for (z=0,w=x[j]; w; (w>>=1),z++);
-    z+=bpe*j;
-    return z;
-  }
-
-  //return a copy of x with at least n elements, adding leading zeros if needed
-  function expand(x,n) {
-    var ans=int2bigInt(0,(x.length>n ? x.length : n)*bpe,0);
-    copy_(ans,x);
-    return ans;
-  }
-
-  //return a k-bit true random prime using Maurer's algorithm.
-  function randTruePrime(k) {
-    var ans=int2bigInt(0,k,0);
-    randTruePrime_(ans,k);
-    return trim(ans,1);
-  }
-
-  //return a k-bit random probable prime with probability of error < 2^-80
-  function randProbPrime(k) {
-    if (k>=600) return randProbPrimeRounds(k,2); //numbers from HAC table 4.3
-    if (k>=550) return randProbPrimeRounds(k,4);
-    if (k>=500) return randProbPrimeRounds(k,5);
-    if (k>=400) return randProbPrimeRounds(k,6);
-    if (k>=350) return randProbPrimeRounds(k,7);
-    if (k>=300) return randProbPrimeRounds(k,9);
-    if (k>=250) return randProbPrimeRounds(k,12); //numbers from HAC table 4.4
-    if (k>=200) return randProbPrimeRounds(k,15);
-    if (k>=150) return randProbPrimeRounds(k,18);
-    if (k>=100) return randProbPrimeRounds(k,27);
-                return randProbPrimeRounds(k,40); //number from HAC remark 4.26 (only an estimate)
-  }
-
-  //return a k-bit probable random prime using n rounds of Miller Rabin (after trial division with small primes)
-  function randProbPrimeRounds(k,n) {
-    var ans, i, divisible, B; 
-    B=30000;  //B is largest prime to use in trial division
-    ans=int2bigInt(0,k,0);
-    
-    //optimization: try larger and smaller B to find the best limit.
-    
-    if (primes.length==0)
-      primes=findPrimes(30000);  //check for divisibility by primes <=30000
-
-    if (rpprb.length!=ans.length)
-      rpprb=dup(ans);
-
-    for (;;) { //keep trying random values for ans until one appears to be prime
-      //optimization: pick a random number times L=2*3*5*...*p, plus a 
-      //   random element of the list of all numbers in [0,L) not divisible by any prime up to p.
-      //   This can reduce the amount of random number generation.
-      
-      randBigInt_(ans,k,0); //ans = a random odd number to check
-      ans[0] |= 1; 
-      divisible=0;
-    
-      //check ans for divisibility by small primes up to B
-      for (i=0; (i<primes.length) && (primes[i]<=B); i++)
-        if (modInt(ans,primes[i])==0 && !equalsInt(ans,primes[i])) {
-          divisible=1;
-          break;
-        }      
-      
-      //optimization: change millerRabin so the base can be bigger than the number being checked, then eliminate the while here.
-      
-      //do n rounds of Miller Rabin, with random bases less than ans
-      for (i=0; i<n && !divisible; i++) {
-        randBigInt_(rpprb,k,0);
-        while(!greater(ans,rpprb)) //pick a random rpprb that's < ans
-          randBigInt_(rpprb,k,0);
-        if (!millerRabin(ans,rpprb))
-          divisible=1;
-      }
-      
-      if(!divisible)
-        return ans;
-    }  
-  }
-
-  //return a new bigInt equal to (x mod n) for bigInts x and n.
-  function mod(x,n) {
-    var ans=dup(x);
-    mod_(ans,n);
-    return trim(ans,1);
-  }
-
-  //return (x+n) where x is a bigInt and n is an integer.
-  function addInt(x,n) {
-    var ans=expand(x,x.length+1);
-    addInt_(ans,n);
-    return trim(ans,1);
-  }
-
-  //return x*y for bigInts x and y. This is faster when y<x.
-  function mult(x,y) {
-    var ans=expand(x,x.length+y.length);
-    mult_(ans,y);
-    return trim(ans,1);
-  }
-
-  //return (x**y mod n) where x,y,n are bigInts and ** is exponentiation.  0**0=1. Faster for odd n.
-  function powMod(x,y,n) {
-    var ans=expand(x,n.length);  
-    powMod_(ans,trim(y,2),trim(n,2),0);  //this should work without the trim, but doesn't
-    return trim(ans,1);
-  }
-
-  //return (x-y) for bigInts x and y.  Negative answers will be 2s complement
-  function sub(x,y) {
-    var ans=expand(x,(x.length>y.length ? x.length+1 : y.length+1)); 
-    sub_(ans,y);
-    return trim(ans,1);
-  }
-
-  //return (x+y) for bigInts x and y.  
-  function add(x,y) {
-    var ans=expand(x,(x.length>y.length ? x.length+1 : y.length+1)); 
-    add_(ans,y);
-    return trim(ans,1);
-  }
-
-  //return (x**(-1) mod n) for bigInts x and n.  If no inverse exists, it returns null
-  function inverseMod(x,n) {
-    var ans=expand(x,n.length); 
-    var s;
-    s=inverseMod_(ans,n);
-    return s ? trim(ans,1) : null;
-  }
-
-  //return (x*y mod n) for bigInts x,y,n.  For greater speed, let y<x.
-  function multMod(x,y,n) {
-    var ans=expand(x,n.length);
-    multMod_(ans,y,n);
-    return trim(ans,1);
-  }
-
-  //generate a k-bit true random prime using Maurer's algorithm,
-  //and put it into ans.  The bigInt ans must be large enough to hold it.
-  function randTruePrime_(ans,k) {
-    var c,w,m,pm,dd,j,r,B,divisible,z,zz,recSize,recLimit;
-
-    if (primes.length==0)
-      primes=findPrimes(30000);  //check for divisibility by primes <=30000
-
-    if (pows.length==0) {
-      pows=new Array(512);
-      for (j=0;j<512;j++) {
-        pows[j]=Math.pow(2,j/511.0-1.0);
-      }
-    }
-
-    //c and m should be tuned for a particular machine and value of k, to maximize speed
-    c=0.1;  //c=0.1 in HAC
-    m=20;   //generate this k-bit number by first recursively generating a number that has between k/2 and k-m bits
-    recLimit=20; //stop recursion when k <=recLimit.  Must have recLimit >= 2
-
-    if (s_i2.length!=ans.length) {
-      s_i2=dup(ans);
-      s_R =dup(ans);
-      s_n1=dup(ans);
-      s_r2=dup(ans);
-      s_d =dup(ans);
-      s_x1=dup(ans);
-      s_x2=dup(ans);
-      s_b =dup(ans);
-      s_n =dup(ans);
-      s_i =dup(ans);
-      s_rm=dup(ans);
-      s_q =dup(ans);
-      s_a =dup(ans);
-      s_aa=dup(ans);
-    }
-
-    if (k <= recLimit) {  //generate small random primes by trial division up to its square root
-      pm=(1<<((k+2)>>1))-1; //pm is binary number with all ones, just over sqrt(2^k)
-      copyInt_(ans,0);
-      for (dd=1;dd;) {
-        dd=0;
-        ans[0]= 1 | (1<<(k-1)) | randomBitInt(k);  //random, k-bit, odd integer, with msb 1
-        for (j=1;(j<primes.length) && ((primes[j]&pm)==primes[j]);j++) { //trial division by all primes 3...sqrt(2^k)
-          if (0==(ans[0]%primes[j])) {
-            dd=1;
-            break;
-          }
-        }
-      }
-      carry_(ans);
-      return;
-    }
-
-    B=c*k*k;    //try small primes up to B (or all the primes[] array if the largest is less than B).
-    if (k>2*m)  //generate this k-bit number by first recursively generating a number that has between k/2 and k-m bits
-      for (r=1; k-k*r<=m; )
-        r=pows[randomBitInt(9)];   //r=Math.pow(2,Math.random()-1);
-    else
-      r=0.5;
-
-    //simulation suggests the more complex algorithm using r=.333 is only slightly faster.
-
-    recSize=Math.floor(r*k)+1;
-
-    randTruePrime_(s_q,recSize);
-    copyInt_(s_i2,0);
-    s_i2[Math.floor((k-2)/bpe)] |= (1<<((k-2)%bpe));   //s_i2=2^(k-2)
-    divide_(s_i2,s_q,s_i,s_rm);                        //s_i=floor((2^(k-1))/(2q))
-
-    z=bitSize(s_i);
-
-    for (;;) {
-      for (;;) {  //generate z-bit numbers until one falls in the range [0,s_i-1]
-        randBigInt_(s_R,z,0);
-        if (greater(s_i,s_R))
-          break;
-      }                //now s_R is in the range [0,s_i-1]
-      addInt_(s_R,1);  //now s_R is in the range [1,s_i]
-      add_(s_R,s_i);   //now s_R is in the range [s_i+1,2*s_i]
-
-      copy_(s_n,s_q);
-      mult_(s_n,s_R); 
-      multInt_(s_n,2);
-      addInt_(s_n,1);    //s_n=2*s_R*s_q+1
-      
-      copy_(s_r2,s_R);
-      multInt_(s_r2,2);  //s_r2=2*s_R
-
-      //check s_n for divisibility by small primes up to B
-      for (divisible=0,j=0; (j<primes.length) && (primes[j]<B); j++)
-        if (modInt(s_n,primes[j])==0 && !equalsInt(s_n,primes[j])) {
-          divisible=1;
-          break;
-        }      
-
-      if (!divisible)    //if it passes small primes check, then try a single Miller-Rabin base 2
-        if (!millerRabinInt(s_n,2)) //this line represents 75% of the total runtime for randTruePrime_ 
-          divisible=1;
-
-      if (!divisible) {  //if it passes that test, continue checking s_n
-        addInt_(s_n,-3);
-        for (j=s_n.length-1;(s_n[j]==0) && (j>0); j--);  //strip leading zeros
-        for (zz=0,w=s_n[j]; w; (w>>=1),zz++);
-        zz+=bpe*j;                             //zz=number of bits in s_n, ignoring leading zeros
-        for (;;) {  //generate z-bit numbers until one falls in the range [0,s_n-1]
-          randBigInt_(s_a,zz,0);
-          if (greater(s_n,s_a))
-            break;
-        }                //now s_a is in the range [0,s_n-1]
-        addInt_(s_n,3);  //now s_a is in the range [0,s_n-4]
-        addInt_(s_a,2);  //now s_a is in the range [2,s_n-2]
-        copy_(s_b,s_a);
-        copy_(s_n1,s_n);
-        addInt_(s_n1,-1);
-        powMod_(s_b,s_n1,s_n);   //s_b=s_a^(s_n-1) modulo s_n
-        addInt_(s_b,-1);
-        if (isZero(s_b)) {
-          copy_(s_b,s_a);
-          powMod_(s_b,s_r2,s_n);
-          addInt_(s_b,-1);
-          copy_(s_aa,s_n);
-          copy_(s_d,s_b);
-          GCD_(s_d,s_n);  //if s_b and s_n are relatively prime, then s_n is a prime
-          if (equalsInt(s_d,1)) {
-            copy_(ans,s_aa);
-            return;     //if we've made it this far, then s_n is absolutely guaranteed to be prime
-          }
-        }
-      }
-    }
-  }
-
-  //Return an n-bit random BigInt (n>=1).  If s=1, then the most significant of those n bits is set to 1.
-  function randBigInt(n,s) {
-    var a,b;
-    a=Math.floor((n-1)/bpe)+2; //# array elements to hold the BigInt with a leading 0 element
-    b=int2bigInt(0,0,a);
-    randBigInt_(b,n,s);
-    return b;
-  }
-
-  //Set b to an n-bit random BigInt.  If s=1, then the most significant of those n bits is set to 1.
-  //Array b must be big enough to hold the result. Must have n>=1
-  function randBigInt_(b,n,s) {
-    var i,a;
-    for (i=0;i<b.length;i++)
-      b[i]=0;
-    a=Math.floor((n-1)/bpe)+1; //# array elements to hold the BigInt
-    for (i=0;i<a;i++) {
-      b[i]=randomBitInt(bpe);
-    }
-    b[a-1] &= (2<<((n-1)%bpe))-1;
-    if (s==1)
-      b[a-1] |= (1<<((n-1)%bpe));
-  }
-
-  //Return the greatest common divisor of bigInts x and y (each with same number of elements).
-  function GCD(x,y) {
-    var xc,yc;
-    xc=dup(x);
-    yc=dup(y);
-    GCD_(xc,yc);
-    return xc;
-  }
-
-  //set x to the greatest common divisor of bigInts x and y (each with same number of elements).
-  //y is destroyed.
-  function GCD_(x,y) {
-    var i,xp,yp,A,B,C,D,q,sing,qp;
-    if (T.length!=x.length)
-      T=dup(x);
-
-    sing=1;
-    while (sing) { //while y has nonzero elements other than y[0]
-      sing=0;
-      for (i=1;i<y.length;i++) //check if y has nonzero elements other than 0
-        if (y[i]) {
-          sing=1;
-          break;
-        }
-      if (!sing) break; //quit when y all zero elements except possibly y[0]
-
-      for (i=x.length;!x[i] && i>=0;i--);  //find most significant element of x
-      xp=x[i];
-      yp=y[i];
-      A=1; B=0; C=0; D=1;
-      while ((yp+C) && (yp+D)) {
-        q =Math.floor((xp+A)/(yp+C));
-        qp=Math.floor((xp+B)/(yp+D));
-        if (q!=qp)
-          break;
-        t= A-q*C;   A=C;   C=t;    //  do (A,B,xp, C,D,yp) = (C,D,yp, A,B,xp) - q*(0,0,0, C,D,yp)      
-        t= B-q*D;   B=D;   D=t;
-        t=xp-q*yp; xp=yp; yp=t;
-      }
-      if (B) {
-        copy_(T,x);
-        linComb_(x,y,A,B); //x=A*x+B*y
-        linComb_(y,T,D,C); //y=D*y+C*T
-      } else {
-        mod_(x,y);
-        copy_(T,x);
-        copy_(x,y);
-        copy_(y,T);
-      } 
-    }
-    if (y[0]==0)
-      return;
-    t=modInt(x,y[0]);
-    copyInt_(x,y[0]);
-    y[0]=t;
-    while (y[0]) {
-      x[0]%=y[0];
-      t=x[0]; x[0]=y[0]; y[0]=t;
-    }
-  }
-
-  //do x=x**(-1) mod n, for bigInts x and n.
-  //If no inverse exists, it sets x to zero and returns 0, else it returns 1.
-  //The x array must be at least as large as the n array.
-  function inverseMod_(x,n) {
-    var k=1+2*Math.max(x.length,n.length);
-
-    if(!(x[0]&1)  && !(n[0]&1)) {  //if both inputs are even, then inverse doesn't exist
-      copyInt_(x,0);
-      return 0;
-    }
-
-    if (eg_u.length!=k) {
-      eg_u=new Array(k);
-      eg_v=new Array(k);
-      eg_A=new Array(k);
-      eg_B=new Array(k);
-      eg_C=new Array(k);
-      eg_D=new Array(k);
-    }
-
-    copy_(eg_u,x);
-    copy_(eg_v,n);
-    copyInt_(eg_A,1);
-    copyInt_(eg_B,0);
-    copyInt_(eg_C,0);
-    copyInt_(eg_D,1);
-    for (;;) {
-      while(!(eg_u[0]&1)) {  //while eg_u is even
-        halve_(eg_u);
-        if (!(eg_A[0]&1) && !(eg_B[0]&1)) { //if eg_A==eg_B==0 mod 2
-          halve_(eg_A);
-          halve_(eg_B);      
-        } else {
-          add_(eg_A,n);  halve_(eg_A);
-          sub_(eg_B,x);  halve_(eg_B);
-        }
-      }
-
-      while (!(eg_v[0]&1)) {  //while eg_v is even
-        halve_(eg_v);
-        if (!(eg_C[0]&1) && !(eg_D[0]&1)) { //if eg_C==eg_D==0 mod 2
-          halve_(eg_C);
-          halve_(eg_D);      
-        } else {
-          add_(eg_C,n);  halve_(eg_C);
-          sub_(eg_D,x);  halve_(eg_D);
-        }
-      }
-
-      if (!greater(eg_v,eg_u)) { //eg_v <= eg_u
-        sub_(eg_u,eg_v);
-        sub_(eg_A,eg_C);
-        sub_(eg_B,eg_D);
-      } else {                   //eg_v > eg_u
-        sub_(eg_v,eg_u);
-        sub_(eg_C,eg_A);
-        sub_(eg_D,eg_B);
-      }
-
-      if (equalsInt(eg_u,0)) {
-        while (negative(eg_C)) //make sure answer is nonnegative
-          add_(eg_C,n);
-        copy_(x,eg_C);
-
-        if (!equalsInt(eg_v,1)) { //if GCD_(x,n)!=1, then there is no inverse
-          copyInt_(x,0);
-          return 0;
-        }
-        return 1;
-      }
-    }
-  }
-
-  //return x**(-1) mod n, for integers x and n.  Return 0 if there is no inverse
-  function inverseModInt(x,n) {
-    var a=1,b=0,t;
-    for (;;) {
-      if (x==1) return a;
-      if (x==0) return 0;
-      b-=a*Math.floor(n/x);
-      n%=x;
-
-      if (n==1) return b; //to avoid negatives, change this b to n-b, and each -= to +=
-      if (n==0) return 0;
-      a-=b*Math.floor(x/n);
-      x%=n;
-    }
-  }
-
-  //this deprecated function is for backward compatibility only. 
-  function inverseModInt_(x,n) {
-     return inverseModInt(x,n);
-  }
-
-
-  //Given positive bigInts x and y, change the bigints v, a, and b to positive bigInts such that:
-  //     v = GCD_(x,y) = a*x-b*y
-  //The bigInts v, a, b, must have exactly as many elements as the larger of x and y.
-  function eGCD_(x,y,v,a,b) {
-    var g=0;
-    var k=Math.max(x.length,y.length);
-    if (eg_u.length!=k) {
-      eg_u=new Array(k);
-      eg_A=new Array(k);
-      eg_B=new Array(k);
-      eg_C=new Array(k);
-      eg_D=new Array(k);
-    }
-    while(!(x[0]&1)  && !(y[0]&1)) {  //while x and y both even
-      halve_(x);
-      halve_(y);
-      g++;
-    }
-    copy_(eg_u,x);
-    copy_(v,y);
-    copyInt_(eg_A,1);
-    copyInt_(eg_B,0);
-    copyInt_(eg_C,0);
-    copyInt_(eg_D,1);
-    for (;;) {
-      while(!(eg_u[0]&1)) {  //while u is even
-        halve_(eg_u);
-        if (!(eg_A[0]&1) && !(eg_B[0]&1)) { //if A==B==0 mod 2
-          halve_(eg_A);
-          halve_(eg_B);      
-        } else {
-          add_(eg_A,y);  halve_(eg_A);
-          sub_(eg_B,x);  halve_(eg_B);
-        }
-      }
-
-      while (!(v[0]&1)) {  //while v is even
-        halve_(v);
-        if (!(eg_C[0]&1) && !(eg_D[0]&1)) { //if C==D==0 mod 2
-          halve_(eg_C);
-          halve_(eg_D);      
-        } else {
-          add_(eg_C,y);  halve_(eg_C);
-          sub_(eg_D,x);  halve_(eg_D);
-        }
-      }
-
-      if (!greater(v,eg_u)) { //v<=u
-        sub_(eg_u,v);
-        sub_(eg_A,eg_C);
-        sub_(eg_B,eg_D);
-      } else {                //v>u
-        sub_(v,eg_u);
-        sub_(eg_C,eg_A);
-        sub_(eg_D,eg_B);
-      }
-      if (equalsInt(eg_u,0)) {
-        while (negative(eg_C)) {   //make sure a (C) is nonnegative
-          add_(eg_C,y);
-          sub_(eg_D,x);
-        }
-        multInt_(eg_D,-1);  ///make sure b (D) is nonnegative
-        copy_(a,eg_C);
-        copy_(b,eg_D);
-        leftShift_(v,g);
-        return;
-      }
-    }
-  }
-
-
-  //is bigInt x negative?
-  function negative(x) {
-    return ((x[x.length-1]>>(bpe-1))&1);
-  }
-
-
-  //is (x << (shift*bpe)) > y?
-  //x and y are nonnegative bigInts
-  //shift is a nonnegative integer
-  function greaterShift(x,y,shift) {
-    var i, kx=x.length, ky=y.length;
-    var k=((kx+shift)<ky) ? (kx+shift) : ky;
-    for (i=ky-1-shift; i<kx && i>=0; i++) 
-      if (x[i]>0)
-        return 1; //if there are nonzeros in x to the left of the first column of y, then x is bigger
-    for (i=kx-1+shift; i<ky; i++)
-      if (y[i]>0)
-        return 0; //if there are nonzeros in y to the left of the first column of x, then x is not bigger
-    for (i=k-1; i>=shift; i--)
-      if      (x[i-shift]>y[i]) return 1;
-      else if (x[i-shift]<y[i]) return 0;
-    return 0;
-  }
-
-  //is x > y? (x and y both nonnegative)
-  function greater(x,y) {
-    var i;
-    var k=(x.length<y.length) ? x.length : y.length;
-
-    for (i=x.length;i<y.length;i++)
-      if (y[i])
-        return 0;  //y has more digits
-
-    for (i=y.length;i<x.length;i++)
-      if (x[i])
-        return 1;  //x has more digits
-
-    for (i=k-1;i>=0;i--)
-      if (x[i]>y[i])
-        return 1;
-      else if (x[i]<y[i])
-        return 0;
-    return 0;
-  }
-
-  //divide x by y giving quotient q and remainder r.  (q=floor(x/y),  r=x mod y).  All 4 are bigints.
-  //x must have at least one leading zero element.
-  //y must be nonzero.
-  //q and r must be arrays that are exactly the same length as x. (Or q can have more).
-  //Must have x.length >= y.length >= 2.
-  function divide_(x,y,q,r) {
-    var kx, ky;
-    var i,j,y1,y2,c,a,b;
-    copy_(r,x);
-    for (ky=y.length;y[ky-1]==0;ky--); //ky is number of elements in y, not including leading zeros
-
-    //normalize: ensure the most significant element of y has its highest bit set  
-    b=y[ky-1];
-    for (a=0; b; a++)
-      b>>=1;  
-    a=bpe-a;  //a is how many bits to shift so that the high order bit of y is leftmost in its array element
-    leftShift_(y,a);  //multiply both by 1<<a now, then divide both by that at the end
-    leftShift_(r,a);
-
-    //Rob Visser discovered a bug: the following line was originally just before the normalization.
-    for (kx=r.length;r[kx-1]==0 && kx>ky;kx--); //kx is number of elements in normalized x, not including leading zeros
-
-    copyInt_(q,0);                      // q=0
-    while (!greaterShift(y,r,kx-ky)) {  // while (leftShift_(y,kx-ky) <= r) {
-      subShift_(r,y,kx-ky);             //   r=r-leftShift_(y,kx-ky)
-      q[kx-ky]++;                       //   q[kx-ky]++;
-    }                                   // }
-
-    for (i=kx-1; i>=ky; i--) {
-      if (r[i]==y[ky-1])
-        q[i-ky]=mask;
-      else
-        q[i-ky]=Math.floor((r[i]*radix+r[i-1])/y[ky-1]);
-
-      //The following for(;;) loop is equivalent to the commented while loop, 
-      //except that the uncommented version avoids overflow.
-      //The commented loop comes from HAC, which assumes r[-1]==y[-1]==0
-      //  while (q[i-ky]*(y[ky-1]*radix+y[ky-2]) > r[i]*radix*radix+r[i-1]*radix+r[i-2])
-      //    q[i-ky]--;    
-      for (;;) {
-        y2=(ky>1 ? y[ky-2] : 0)*q[i-ky];
-        c=y2;
-        y2=y2 & mask;
-        c = (c - y2) / radix;
-        y1=c+q[i-ky]*y[ky-1];
-        c=y1;
-        y1=y1 & mask;
-        c = (c - y1) / radix;
-
-        if (c==r[i] ? y1==r[i-1] ? y2>(i>1 ? r[i-2] : 0) : y1>r[i-1] : c>r[i]) 
-          q[i-ky]--;
-        else
-          break;
-      }
-
-      linCombShift_(r,y,-q[i-ky],i-ky);    //r=r-q[i-ky]*leftShift_(y,i-ky)
-      if (negative(r)) {
-        addShift_(r,y,i-ky);         //r=r+leftShift_(y,i-ky)
-        q[i-ky]--;
-      }
-    }
-
-    rightShift_(y,a);  //undo the normalization step
-    rightShift_(r,a);  //undo the normalization step
-  }
-
-  //do carries and borrows so each element of the bigInt x fits in bpe bits.
-  function carry_(x) {
-    var i,k,c,b;
-    k=x.length;
-    c=0;
-    for (i=0;i<k;i++) {
-      c+=x[i];
-      b=0;
-      if (c<0) {
-        b = c & mask;
-        b = -((c - b) / radix);
-        c+=b*radix;
-      }
-      x[i]=c & mask;
-      c = ((c - x[i]) / radix) - b;
-    }
-  }
-
-  //return x mod n for bigInt x and integer n.
-  function modInt(x,n) {
-    var i,c=0;
-    for (i=x.length-1; i>=0; i--)
-      c=(c*radix+x[i])%n;
-    return c;
-  }
-
-  //convert the integer t into a bigInt with at least the given number of bits.
-  //the returned array stores the bigInt in bpe-bit chunks, little endian (buff[0] is least significant word)
-  //Pad the array with leading zeros so that it has at least minSize elements.
-  //There will always be at least one leading 0 element.
-  function int2bigInt(t,bits,minSize) {   
-    var i,k, buff;
-    k=Math.ceil(bits/bpe)+1;
-    k=minSize>k ? minSize : k;
-    buff=new Array(k);
-    copyInt_(buff,t);
-    return buff;
-  }
-
-  //return the bigInt given a string representation in a given base.  
-  //Pad the array with leading zeros so that it has at least minSize elements.
-  //If base=-1, then it reads in a space-separated list of array elements in decimal.
-  //The array will always have at least one leading zero, unless base=-1.
-  function str2bigInt(s,base,minSize) {
-    var d, i, j, x, y, kk;
-    var k=s.length;
-    if (base==-1) { //comma-separated list of array elements in decimal
-      x=new Array(0);
-      for (;;) {
-        y=new Array(x.length+1);
-        for (i=0;i<x.length;i++)
-          y[i+1]=x[i];
-        y[0]=parseInt(s,10);
-        x=y;
-        d=s.indexOf(',',0);
-        if (d<1) 
-          break;
-        s=s.substring(d+1);
-        if (s.length==0)
-          break;
-      }
-      if (x.length<minSize) {
-        y=new Array(minSize);
-        copy_(y,x);
-        return y;
-      }
-      return x;
-    }
-
-    // log2(base)*k
-    var bb = base, p = 0;
-    var b = base == 1 ? k : 0;
-    while (bb > 1) {
-      if (bb & 1) p = 1;
-      b += k;
-      bb >>= 1;
-    }
-    b += p*k;
-
-    x=int2bigInt(0,b,0);
-    for (i=0;i<k;i++) {
-      d=digitsStr.indexOf(s.substring(i,i+1),0);
-      if (base<=36 && d>=36)  //convert lowercase to uppercase if base<=36
-        d-=26;
-      if (d>=base || d<0) {   //stop at first illegal character
-        break;
-      }
-      multInt_(x,base);
-      addInt_(x,d);
-    }
-
-    for (k=x.length;k>0 && !x[k-1];k--); //strip off leading zeros
-    k=minSize>k+1 ? minSize : k+1;
-    y=new Array(k);
-    kk=k<x.length ? k : x.length;
-    for (i=0;i<kk;i++)
-      y[i]=x[i];
-    for (;i<k;i++)
-      y[i]=0;
-    return y;
-  }
-
-  //is bigint x equal to integer y?
-  //y must have less than bpe bits
-  function equalsInt(x,y) {
-    var i;
-    if (x[0]!=y)
-      return 0;
-    for (i=1;i<x.length;i++)
-      if (x[i])
-        return 0;
-    return 1;
-  }
-
-  //are bigints x and y equal?
-  //this works even if x and y are different lengths and have arbitrarily many leading zeros
-  function equals(x,y) {
-    var i;
-    var k=x.length<y.length ? x.length : y.length;
-    for (i=0;i<k;i++)
-      if (x[i]!=y[i])
-        return 0;
-    if (x.length>y.length) {
-      for (;i<x.length;i++)
-        if (x[i])
-          return 0;
-    } else {
-      for (;i<y.length;i++)
-        if (y[i])
-          return 0;
-    }
-    return 1;
-  }
-
-  //is the bigInt x equal to zero?
-  function isZero(x) {
-    var i;
-    for (i=0;i<x.length;i++)
-      if (x[i])
-        return 0;
-    return 1;
-  }
-
-  //convert a bigInt into a string in a given base, from base 2 up to base 95.
-  //Base -1 prints the contents of the array representing the number.
-  function bigInt2str(x,base) {
-    var i,t,s="";
-
-    if (s6.length!=x.length) 
-      s6=dup(x);
-    else
-      copy_(s6,x);
-
-    if (base==-1) { //return the list of array contents
-      for (i=x.length-1;i>0;i--)
-        s+=x[i]+',';
-      s+=x[0];
-    }
-    else { //return it in the given base
-      while (!isZero(s6)) {
-        t=divInt_(s6,base);  //t=s6 % base; s6=floor(s6/base);
-        s=digitsStr.substring(t,t+1)+s;
-      }
-    }
-    if (s.length==0)
-      s="0";
-    return s;
-  }
-
-  //returns a duplicate of bigInt x
-  function dup(x) {
-    var i, buff;
-    buff=new Array(x.length);
-    copy_(buff,x);
-    return buff;
-  }
-
-  //do x=y on bigInts x and y.  x must be an array at least as big as y (not counting the leading zeros in y).
-  function copy_(x,y) {
-    var i;
-    var k=x.length<y.length ? x.length : y.length;
-    for (i=0;i<k;i++)
-      x[i]=y[i];
-    for (i=k;i<x.length;i++)
-      x[i]=0;
-  }
-
-  //do x=y on bigInt x and integer y.  
-  function copyInt_(x,n) {
-    var i,c;
-    for (c=n,i=0;i<x.length;i++) {
-      x[i]=c & mask;
-      c>>=bpe;
-    }
-  }
-
-  //do x=x+n where x is a bigInt and n is an integer.
-  //x must be large enough to hold the result.
-  function addInt_(x,n) {
-    var i,k,c,b;
-    x[0]+=n;
-    k=x.length;
-    c=0;
-    for (i=0;i<k;i++) {
-      c+=x[i];
-      b=0;
-      if (c<0) {
-        b = c & mask;
-        b = -((c - b) / radix);
-        c+=b*radix;
-      }
-      x[i]=c & mask;
-      c = ((c - x[i]) / radix) - b;
-      if (!c) return; //stop carrying as soon as the carry is zero
-    }
-  }
-
-  //right shift bigInt x by n bits.
-  function rightShift_(x,n) {
-    var i;
-    var k=Math.floor(n/bpe);
-    if (k) {
-      for (i=0;i<x.length-k;i++) //right shift x by k elements
-        x[i]=x[i+k];
-      for (;i<x.length;i++)
-        x[i]=0;
-      n%=bpe;
-    }
-    for (i=0;i<x.length-1;i++) {
-      x[i]=mask & ((x[i+1]<<(bpe-n)) | (x[i]>>n));
-    }
-    x[i]>>=n;
-  }
-
-  //do x=floor(|x|/2)*sgn(x) for bigInt x in 2's complement
-  function halve_(x) {
-    var i;
-    for (i=0;i<x.length-1;i++) {
-      x[i]=mask & ((x[i+1]<<(bpe-1)) | (x[i]>>1));
-    }
-    x[i]=(x[i]>>1) | (x[i] & (radix>>1));  //most significant bit stays the same
-  }
-
-  //left shift bigInt x by n bits.
-  function leftShift_(x,n) {
-    var i;
-    var k=Math.floor(n/bpe);
-    if (k) {
-      for (i=x.length; i>=k; i--) //left shift x by k elements
-        x[i]=x[i-k];
-      for (;i>=0;i--)
-        x[i]=0;  
-      n%=bpe;
-    }
-    if (!n)
-      return;
-    for (i=x.length-1;i>0;i--) {
-      x[i]=mask & ((x[i]<<n) | (x[i-1]>>(bpe-n)));
-    }
-    x[i]=mask & (x[i]<<n);
-  }
-
-  //do x=x*n where x is a bigInt and n is an integer.
-  //x must be large enough to hold the result.
-  function multInt_(x,n) {
-    var i,k,c,b;
-    if (!n)
-      return;
-    k=x.length;
-    c=0;
-    for (i=0;i<k;i++) {
-      c+=x[i]*n;
-      b=0;
-      if (c<0) {
-        b = c & mask;
-        b = -((c - b) / radix);
-        c+=b*radix;
-      }
-      x[i]=c & mask;
-      c = ((c - x[i]) / radix) - b;
-    }
-  }
-
-  //do x=floor(x/n) for bigInt x and integer n, and return the remainder
-  function divInt_(x,n) {
-    var i,r=0,s;
-    for (i=x.length-1;i>=0;i--) {
-      s=r*radix+x[i];
-      x[i]=Math.floor(s/n);
-      r=s%n;
-    }
-    return r;
-  }
-
-  //do the linear combination x=a*x+b*y for bigInts x and y, and integers a and b.
-  //x must be large enough to hold the answer.
-  function linComb_(x,y,a,b) {
-    var i,c,k,kk;
-    k=x.length<y.length ? x.length : y.length;
-    kk=x.length;
-    for (c=0,i=0;i<k;i++) {
-      c+=a*x[i]+b*y[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;i<kk;i++) {
-      c+=a*x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do the linear combination x=a*x+b*(y<<(ys*bpe)) for bigInts x and y, and integers a, b and ys.
-  //x must be large enough to hold the answer.
-  function linCombShift_(x,y,b,ys) {
-    var i,c,k,kk;
-    k=x.length<ys+y.length ? x.length : ys+y.length;
-    kk=x.length;
-    for (c=0,i=ys;i<k;i++) {
-      c+=x[i]+b*y[i-ys];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<kk;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x+(y<<(ys*bpe)) for bigInts x and y, and integers a,b and ys.
-  //x must be large enough to hold the answer.
-  function addShift_(x,y,ys) {
-    var i,c,k,kk;
-    k=x.length<ys+y.length ? x.length : ys+y.length;
-    kk=x.length;
-    for (c=0,i=ys;i<k;i++) {
-      c+=x[i]+y[i-ys];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<kk;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x-(y<<(ys*bpe)) for bigInts x and y, and integers a,b and ys.
-  //x must be large enough to hold the answer.
-  function subShift_(x,y,ys) {
-    var i,c,k,kk;
-    k=x.length<ys+y.length ? x.length : ys+y.length;
-    kk=x.length;
-    for (c=0,i=ys;i<k;i++) {
-      c+=x[i]-y[i-ys];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<kk;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x-y for bigInts x and y.
-  //x must be large enough to hold the answer.
-  //negative answers will be 2s complement
-  function sub_(x,y) {
-    var i,c,k,kk;
-    k=x.length<y.length ? x.length : y.length;
-    for (c=0,i=0;i<k;i++) {
-      c+=x[i]-y[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<x.length;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x+y for bigInts x and y.
-  //x must be large enough to hold the answer.
-  function add_(x,y) {
-    var i,c,k,kk;
-    k=x.length<y.length ? x.length : y.length;
-    for (c=0,i=0;i<k;i++) {
-      c+=x[i]+y[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-    for (i=k;c && i<x.length;i++) {
-      c+=x[i];
-      x[i]=c & mask;
-      c = (c - x[i]) / radix;
-    }
-  }
-
-  //do x=x*y for bigInts x and y.  This is faster when y<x.
-  function mult_(x,y) {
-    var i;
-    if (ss.length!=2*x.length)
-      ss=new Array(2*x.length);
-    copyInt_(ss,0);
-    for (i=0;i<y.length;i++)
-      if (y[i])
-        linCombShift_(ss,x,y[i],i);   //ss=1*ss+y[i]*(x<<(i*bpe))
-    copy_(x,ss);
-  }
-
-  //do x=x mod n for bigInts x and n.
-  function mod_(x,n) {
-    if (s4.length!=x.length)
-      s4=dup(x);
-    else
-      copy_(s4,x);
-    if (s5.length!=x.length)
-      s5=dup(x);  
-    divide_(s4,n,s5,x);  //x = remainder of s4 / n
-  }
-
-  //do x=x*y mod n for bigInts x,y,n.
-  //for greater speed, let y<x.
-  function multMod_(x,y,n) {
-    var i;
-    if (s0.length!=2*x.length)
-      s0=new Array(2*x.length);
-    copyInt_(s0,0);
-    for (i=0;i<y.length;i++)
-      if (y[i])
-        linCombShift_(s0,x,y[i],i);   //s0=1*s0+y[i]*(x<<(i*bpe))
-    mod_(s0,n);
-    copy_(x,s0);
-  }
-
-  //do x=x*x mod n for bigInts x,n.
-  function squareMod_(x,n) {
-    var i,j,d,c,kx,kn,k;
-    for (kx=x.length; kx>0 && !x[kx-1]; kx--);  //ignore leading zeros in x
-    k=kx>n.length ? 2*kx : 2*n.length; //k=# elements in the product, which is twice the elements in the larger of x and n
-    if (s0.length!=k) 
-      s0=new Array(k);
-    copyInt_(s0,0);
-    for (i=0;i<kx;i++) {
-      c=s0[2*i]+x[i]*x[i];
-      s0[2*i]=c & mask;
-      c = (c - s0[2*i]) / radix;
-      for (j=i+1;j<kx;j++) {
-        c=s0[i+j]+2*x[i]*x[j]+c;
-        s0[i+j]=(c & mask);
-        c = (c - s0[i+j]) / radix;
-      }
-      s0[i+kx]=c;
-    }
-    mod_(s0,n);
-    copy_(x,s0);
-  }
-
-  //return x with exactly k leading zero elements
-  function trim(x,k) {
-    var i,y;
-    for (i=x.length; i>0 && !x[i-1]; i--);
-    y=new Array(i+k);
-    copy_(y,x);
-    return y;
-  }
-
-  //do x=x**y mod n, where x,y,n are bigInts and ** is exponentiation.  0**0=1.
-  //this is faster when n is odd.  x usually needs to have as many elements as n.
-  function powMod_(x,y,n) {
-    var k1,k2,kn,np;
-    if(s7.length!=n.length)
-      s7=dup(n);
-
-    //for even modulus, use a simple square-and-multiply algorithm,
-    //rather than using the more complex Montgomery algorithm.
-    if ((n[0]&1)==0) {
-      copy_(s7,x);
-      copyInt_(x,1);
-      while(!equalsInt(y,0)) {
-        if (y[0]&1)
-          multMod_(x,s7,n);
-        divInt_(y,2);
-        squareMod_(s7,n); 
-      }
-      return;
-    }
-
-    //calculate np from n for the Montgomery multiplications
-    copyInt_(s7,0);
-    for (kn=n.length;kn>0 && !n[kn-1];kn--);
-    np=radix-inverseModInt(modInt(n,radix),radix);
-    s7[kn]=1;
-    multMod_(x ,s7,n);   // x = x * 2**(kn*bp) mod n
-
-    if (s3.length!=x.length)
-      s3=dup(x);
-    else
-      copy_(s3,x);
-
-    for (k1=y.length-1;k1>0 & !y[k1]; k1--);  //k1=first nonzero element of y
-    if (y[k1]==0) {  //anything to the 0th power is 1
-      copyInt_(x,1);
-      return;
-    }
-    for (k2=1<<(bpe-1);k2 && !(y[k1] & k2); k2>>=1);  //k2=position of first 1 bit in y[k1]
-    for (;;) {
-      if (!(k2>>=1)) {  //look at next bit of y
-        k1--;
-        if (k1<0) {
-          mont_(x,one,n,np);
-          return;
-        }
-        k2=1<<(bpe-1);
-      }    
-      mont_(x,x,n,np);
-
-      if (k2 & y[k1]) //if next bit is a 1
-        mont_(x,s3,n,np);
-    }
-  }
-
-
-  //do x=x*y*Ri mod n for bigInts x,y,n, 
-  //  where Ri = 2**(-kn*bpe) mod n, and kn is the 
-  //  number of elements in the n array, not 
-  //  counting leading zeros.  
-  //x array must have at least as many elemnts as the n array
-  //It's OK if x and y are the same variable.
-  //must have:
-  //  x,y < n
-  //  n is odd
-  //  np = -(n^(-1)) mod radix
-  function mont_(x,y,n,np) {
-    var i,j,c,ui,t,t2,ks;
-    var kn=n.length;
-    var ky=y.length;
-
-    if (sa.length!=kn)
-      sa=new Array(kn);
-      
-    copyInt_(sa,0);
-
-    for (;kn>0 && n[kn-1]==0;kn--); //ignore leading zeros of n
-    for (;ky>0 && y[ky-1]==0;ky--); //ignore leading zeros of y
-    ks=sa.length-1; //sa will never have more than this many nonzero elements.  
-
-    //the following loop consumes 95% of the runtime for randTruePrime_() and powMod_() for large numbers
-    for (i=0; i<kn; i++) {
-      t=sa[0]+x[i]*y[0];
-      ui=((t & mask) * np) & mask;  //the inner "& mask" was needed on Safari (but not MSIE) at one time
-      c=(t+ui*n[0]);
-      c = (c - (c & mask)) / radix;
-      t=x[i];
-      
-      //do sa=(sa+x[i]*y+ui*n)/b   where b=2**bpe.  Loop is unrolled 5-fold for speed
-      j=1;
-      for (;j<ky-4;) {
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      for (;j<ky;)   {
-        c+=sa[j]+ui*n[j]+t*y[j]; t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      for (;j<kn-4;) {
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      for (;j<kn;)   {
-        c+=sa[j]+ui*n[j];        t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      for (;j<ks;)   {
-        c+=sa[j];                t2=sa[j-1]=c & mask; c=(c-t2)/radix; j++;
-      }
-      sa[j-1]=c & mask;
-    }
-
-    if (!greater(n,sa))
-      sub_(sa,n);
-    copy_(x,sa);
-  }
-
-
-  // otr.js additions
-
-
-  // computes num / den mod n
-  function divMod(num, den, n) {
-    return multMod(num, inverseMod(den, n), n)
-  }
-
-  // computes one - two mod n
-  function subMod(one, two, n) {
-    one = mod(one, n)
-    two = mod(two, n)
-    if (greater(two, one)) one = add(one, n)
-    return sub(one, two)
-  }
-
-  // computes 2^m as a bigInt
-  function twoToThe(m) {
-    var b = Math.floor(m / bpe) + 2
-    var t = new Array(b)
-    for (var i = 0; i < b; i++) t[i] = 0
-    t[b - 2] = 1 << (m % bpe)
-    return t
-  }
-
-  // cache these results for faster lookup
-  var _num2bin = (function () {
-    var i = 0, _num2bin= {}
-    for (; i < 0x100; ++i) {
-      _num2bin[i] = String.fromCharCode(i)  // 0 -> "\00"
-    }
-    return _num2bin
-  }())
-
-  // serialize a bigInt to an ascii string
-  // padded up to pad length
-  function bigInt2bits(bi, pad) {
-    pad || (pad = 0)
-    bi = dup(bi)
-    var ba = ''
-    while (!isZero(bi)) {
-      ba = _num2bin[bi[0] & 0xff] + ba
-      rightShift_(bi, 8)
-    }
-    while (ba.length < pad) {
-      ba = '\x00' + ba
-    }
-    return ba
-  }
-
-  // converts a byte array to a bigInt
-  function ba2bigInt(data) {
-    var mpi = str2bigInt('0', 10, data.length)
-    data.forEach(function (d, i) {
-      if (i) leftShift_(mpi, 8)
-      mpi[0] |= d
-    })
-    return mpi
-  }
-
-  // returns a function that returns an array of n bytes
-  var randomBytes = (function () {
-
-    // in node
-    if ( typeof crypto !== 'undefined' &&
-      typeof crypto.randomBytes === 'function' ) {
-      return function (n) {
-        try {
-          var buf = crypto.randomBytes(n)
-        } catch (e) { throw e }
-        return Array.prototype.slice.call(buf, 0)
-      }
-    }
-
-    // in browser
-    else if ( typeof crypto !== 'undefined' &&
-      typeof crypto.getRandomValues === 'function' ) {
-      return function (n) {
-        var buf = new Uint8Array(n)
-        crypto.getRandomValues(buf)
-        return Array.prototype.slice.call(buf, 0)
-      }
-    }
-
-    // err
-    else {
-      throw new Error('Keys should not be generated without CSPRNG.')
-    }
-
-  }())
-
-  // Salsa 20 in webworker needs a 40 byte seed
-  function getSeed() {
-    return randomBytes(40)
-  }
-
-  // returns a single random byte
-  function randomByte() {
-    return randomBytes(1)[0]
-  }
-
-  // returns a k-bit random integer
-  function randomBitInt(k) {
-    if (k > 31) throw new Error("Too many bits.")
-    var i = 0, r = 0
-    var b = Math.floor(k / 8)
-    var mask = (1 << (k % 8)) - 1
-    if (mask) r = randomByte() & mask
-    for (; i < b; i++)
-      r = (256 * r) + randomByte()
-    return r
-  }
-
-  return {
-      str2bigInt    : str2bigInt
-    , bigInt2str    : bigInt2str
-    , int2bigInt    : int2bigInt
-    , multMod       : multMod
-    , powMod        : powMod
-    , inverseMod    : inverseMod
-    , randBigInt    : randBigInt
-    , randBigInt_   : randBigInt_
-    , equals        : equals
-    , equalsInt     : equalsInt
-    , sub           : sub
-    , mod           : mod
-    , modInt        : modInt
-    , mult          : mult
-    , divInt_       : divInt_
-    , rightShift_   : rightShift_
-    , dup           : dup
-    , greater       : greater
-    , add           : add
-    , isZero        : isZero
-    , bitSize       : bitSize
-    , millerRabin   : millerRabin
-    , divide_       : divide_
-    , trim          : trim
-    , primes        : primes
-    , findPrimes    : findPrimes
-    , getSeed       : getSeed
-    , divMod        : divMod
-    , subMod        : subMod
-    , twoToThe      : twoToThe
-    , bigInt2bits   : bigInt2bits
-    , ba2bigInt     : ba2bigInt
-  }
-
-}))
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/crypto.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/crypto.js
deleted file mode 100644
index d34731b..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/crypto.js
+++ /dev/null
@@ -1,2434 +0,0 @@
-;(function (root, factory) {
-
-  if (typeof define === "function" && define.amd) {
-    define(factory)
-  } else if (typeof module !== 'undefined' && module.exports) {
-    module.exports = factory()
-  } else {
-    root.CryptoJS = factory()
-  }
-
-}(this, function () {
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/**
- * CryptoJS core components.
- */
-var CryptoJS = CryptoJS || (function (Math, undefined) {
-    /**
-     * CryptoJS namespace.
-     */
-    var C = {};
-
-    /**
-     * Library namespace.
-     */
-    var C_lib = C.lib = {};
-
-    /**
-     * Base object for prototypal inheritance.
-     */
-    var Base = C_lib.Base = (function () {
-        function F() {}
-
-        return {
-            /**
-             * Creates a new object that inherits from this object.
-             *
-             * @param {Object} overrides Properties to copy into the new object.
-             *
-             * @return {Object} The new object.
-             *
-             * @static
-             *
-             * @example
-             *
-             *     var MyType = CryptoJS.lib.Base.extend({
-             *         field: 'value',
-             *
-             *         method: function () {
-             *         }
-             *     });
-             */
-            extend: function (overrides) {
-                // Spawn
-                F.prototype = this;
-                var subtype = new F();
-
-                // Augment
-                if (overrides) {
-                    subtype.mixIn(overrides);
-                }
-
-                // Create default initializer
-                if (!subtype.hasOwnProperty('init')) {
-                    subtype.init = function () {
-                        subtype.$super.init.apply(this, arguments);
-                    };
-                }
-
-                // Initializer's prototype is the subtype object
-                subtype.init.prototype = subtype;
-
-                // Reference supertype
-                subtype.$super = this;
-
-                return subtype;
-            },
-
-            /**
-             * Extends this object and runs the init method.
-             * Arguments to create() will be passed to init().
-             *
-             * @return {Object} The new object.
-             *
-             * @static
-             *
-             * @example
-             *
-             *     var instance = MyType.create();
-             */
-            create: function () {
-                var instance = this.extend();
-                instance.init.apply(instance, arguments);
-
-                return instance;
-            },
-
-            /**
-             * Initializes a newly created object.
-             * Override this method to add some logic when your objects are created.
-             *
-             * @example
-             *
-             *     var MyType = CryptoJS.lib.Base.extend({
-             *         init: function () {
-             *             // ...
-             *         }
-             *     });
-             */
-            init: function () {
-            },
-
-            /**
-             * Copies properties into this object.
-             *
-             * @param {Object} properties The properties to mix in.
-             *
-             * @example
-             *
-             *     MyType.mixIn({
-             *         field: 'value'
-             *     });
-             */
-            mixIn: function (properties) {
-                for (var propertyName in properties) {
-                    if (properties.hasOwnProperty(propertyName)) {
-                        this[propertyName] = properties[propertyName];
-                    }
-                }
-
-                // IE won't copy toString using the loop above
-                if (properties.hasOwnProperty('toString')) {
-                    this.toString = properties.toString;
-                }
-            },
-
-            /**
-             * Creates a copy of this object.
-             *
-             * @return {Object} The clone.
-             *
-             * @example
-             *
-             *     var clone = instance.clone();
-             */
-            clone: function () {
-                return this.init.prototype.extend(this);
-            }
-        };
-    }());
-
-    /**
-     * An array of 32-bit words.
-     *
-     * @property {Array} words The array of 32-bit words.
-     * @property {number} sigBytes The number of significant bytes in this word array.
-     */
-    var WordArray = C_lib.WordArray = Base.extend({
-        /**
-         * Initializes a newly created word array.
-         *
-         * @param {Array} words (Optional) An array of 32-bit words.
-         * @param {number} sigBytes (Optional) The number of significant bytes in the words.
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.lib.WordArray.create();
-         *     var wordArray = CryptoJS.lib.WordArray.create([0x00010203, 0x04050607]);
-         *     var wordArray = CryptoJS.lib.WordArray.create([0x00010203, 0x04050607], 6);
-         */
-        init: function (words, sigBytes) {
-            words = this.words = words || [];
-
-            if (sigBytes != undefined) {
-                this.sigBytes = sigBytes;
-            } else {
-                this.sigBytes = words.length * 4;
-            }
-        },
-
-        /**
-         * Converts this word array to a string.
-         *
-         * @param {Encoder} encoder (Optional) The encoding strategy to use. Default: CryptoJS.enc.Hex
-         *
-         * @return {string} The stringified word array.
-         *
-         * @example
-         *
-         *     var string = wordArray + '';
-         *     var string = wordArray.toString();
-         *     var string = wordArray.toString(CryptoJS.enc.Utf8);
-         */
-        toString: function (encoder) {
-            return (encoder || Hex).stringify(this);
-        },
-
-        /**
-         * Concatenates a word array to this word array.
-         *
-         * @param {WordArray} wordArray The word array to append.
-         *
-         * @return {WordArray} This word array.
-         *
-         * @example
-         *
-         *     wordArray1.concat(wordArray2);
-         */
-        concat: function (wordArray) {
-            // Shortcuts
-            var thisWords = this.words;
-            var thatWords = wordArray.words;
-            var thisSigBytes = this.sigBytes;
-            var thatSigBytes = wordArray.sigBytes;
-
-            // Clamp excess bits
-            this.clamp();
-
-            // Concat
-            if (thisSigBytes % 4) {
-                // Copy one byte at a time
-                for (var i = 0; i < thatSigBytes; i++) {
-                    var thatByte = (thatWords[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
-                    thisWords[(thisSigBytes + i) >>> 2] |= thatByte << (24 - ((thisSigBytes + i) % 4) * 8);
-                }
-            } else if (thatWords.length > 0xffff) {
-                // Copy one word at a time
-                for (var i = 0; i < thatSigBytes; i += 4) {
-                    thisWords[(thisSigBytes + i) >>> 2] = thatWords[i >>> 2];
-                }
-            } else {
-                // Copy all words at once
-                thisWords.push.apply(thisWords, thatWords);
-            }
-            this.sigBytes += thatSigBytes;
-
-            // Chainable
-            return this;
-        },
-
-        /**
-         * Removes insignificant bits.
-         *
-         * @example
-         *
-         *     wordArray.clamp();
-         */
-        clamp: function () {
-            // Shortcuts
-            var words = this.words;
-            var sigBytes = this.sigBytes;
-
-            // Clamp
-            words[sigBytes >>> 2] &= 0xffffffff << (32 - (sigBytes % 4) * 8);
-            words.length = Math.ceil(sigBytes / 4);
-        },
-
-        /**
-         * Creates a copy of this word array.
-         *
-         * @return {WordArray} The clone.
-         *
-         * @example
-         *
-         *     var clone = wordArray.clone();
-         */
-        clone: function () {
-            var clone = Base.clone.call(this);
-            clone.words = this.words.slice(0);
-
-            return clone;
-        },
-
-        /**
-         * Creates a word array filled with random bytes.
-         *
-         * @param {number} nBytes The number of random bytes to generate.
-         *
-         * @return {WordArray} The random word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.lib.WordArray.random(16);
-         */
-        random: function (nBytes) {
-            var words = [];
-            for (var i = 0; i < nBytes; i += 4) {
-                words.push((Math.random() * 0x100000000) | 0);
-            }
-
-            return new WordArray.init(words, nBytes);
-        }
-    });
-
-    /**
-     * Encoder namespace.
-     */
-    var C_enc = C.enc = {};
-
-    /**
-     * Hex encoding strategy.
-     */
-    var Hex = C_enc.Hex = {
-        /**
-         * Converts a word array to a hex string.
-         *
-         * @param {WordArray} wordArray The word array.
-         *
-         * @return {string} The hex string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var hexString = CryptoJS.enc.Hex.stringify(wordArray);
-         */
-        stringify: function (wordArray) {
-            // Shortcuts
-            var words = wordArray.words;
-            var sigBytes = wordArray.sigBytes;
-
-            // Convert
-            var hexChars = [];
-            for (var i = 0; i < sigBytes; i++) {
-                var bite = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
-                hexChars.push((bite >>> 4).toString(16));
-                hexChars.push((bite & 0x0f).toString(16));
-            }
-
-            return hexChars.join('');
-        },
-
-        /**
-         * Converts a hex string to a word array.
-         *
-         * @param {string} hexStr The hex string.
-         *
-         * @return {WordArray} The word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.enc.Hex.parse(hexString);
-         */
-        parse: function (hexStr) {
-            // Shortcut
-            var hexStrLength = hexStr.length;
-
-            // Convert
-            var words = [];
-            for (var i = 0; i < hexStrLength; i += 2) {
-                words[i >>> 3] |= parseInt(hexStr.substr(i, 2), 16) << (24 - (i % 8) * 4);
-            }
-
-            return new WordArray.init(words, hexStrLength / 2);
-        }
-    };
-
-    /**
-     * Latin1 encoding strategy.
-     */
-    var Latin1 = C_enc.Latin1 = {
-        /**
-         * Converts a word array to a Latin1 string.
-         *
-         * @param {WordArray} wordArray The word array.
-         *
-         * @return {string} The Latin1 string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var latin1String = CryptoJS.enc.Latin1.stringify(wordArray);
-         */
-        stringify: function (wordArray) {
-            // Shortcuts
-            var words = wordArray.words;
-            var sigBytes = wordArray.sigBytes;
-
-            // Convert
-            var latin1Chars = [];
-            for (var i = 0; i < sigBytes; i++) {
-                var bite = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
-                latin1Chars.push(String.fromCharCode(bite));
-            }
-
-            return latin1Chars.join('');
-        },
-
-        /**
-         * Converts a Latin1 string to a word array.
-         *
-         * @param {string} latin1Str The Latin1 string.
-         *
-         * @return {WordArray} The word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.enc.Latin1.parse(latin1String);
-         */
-        parse: function (latin1Str) {
-            // Shortcut
-            var latin1StrLength = latin1Str.length;
-
-            // Convert
-            var words = [];
-            for (var i = 0; i < latin1StrLength; i++) {
-                words[i >>> 2] |= (latin1Str.charCodeAt(i) & 0xff) << (24 - (i % 4) * 8);
-            }
-
-            return new WordArray.init(words, latin1StrLength);
-        }
-    };
-
-    /**
-     * UTF-8 encoding strategy.
-     */
-    var Utf8 = C_enc.Utf8 = {
-        /**
-         * Converts a word array to a UTF-8 string.
-         *
-         * @param {WordArray} wordArray The word array.
-         *
-         * @return {string} The UTF-8 string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var utf8String = CryptoJS.enc.Utf8.stringify(wordArray);
-         */
-        stringify: function (wordArray) {
-            try {
-                return decodeURIComponent(escape(Latin1.stringify(wordArray)));
-            } catch (e) {
-                throw new Error('Malformed UTF-8 data');
-            }
-        },
-
-        /**
-         * Converts a UTF-8 string to a word array.
-         *
-         * @param {string} utf8Str The UTF-8 string.
-         *
-         * @return {WordArray} The word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.enc.Utf8.parse(utf8String);
-         */
-        parse: function (utf8Str) {
-            return Latin1.parse(unescape(encodeURIComponent(utf8Str)));
-        }
-    };
-
-    /**
-     * Abstract buffered block algorithm template.
-     *
-     * The property blockSize must be implemented in a concrete subtype.
-     *
-     * @property {number} _minBufferSize The number of blocks that should be kept unprocessed in the buffer. Default: 0
-     */
-    var BufferedBlockAlgorithm = C_lib.BufferedBlockAlgorithm = Base.extend({
-        /**
-         * Resets this block algorithm's data buffer to its initial state.
-         *
-         * @example
-         *
-         *     bufferedBlockAlgorithm.reset();
-         */
-        reset: function () {
-            // Initial values
-            this._data = new WordArray.init();
-            this._nDataBytes = 0;
-        },
-
-        /**
-         * Adds new data to this block algorithm's buffer.
-         *
-         * @param {WordArray|string} data The data to append. Strings are converted to a WordArray using UTF-8.
-         *
-         * @example
-         *
-         *     bufferedBlockAlgorithm._append('data');
-         *     bufferedBlockAlgorithm._append(wordArray);
-         */
-        _append: function (data) {
-            // Convert string to WordArray, else assume WordArray already
-            if (typeof data == 'string') {
-                data = Utf8.parse(data);
-            }
-
-            // Append
-            this._data.concat(data);
-            this._nDataBytes += data.sigBytes;
-        },
-
-        /**
-         * Processes available data blocks.
-         *
-         * This method invokes _doProcessBlock(offset), which must be implemented by a concrete subtype.
-         *
-         * @param {boolean} doFlush Whether all blocks and partial blocks should be processed.
-         *
-         * @return {WordArray} The processed data.
-         *
-         * @example
-         *
-         *     var processedData = bufferedBlockAlgorithm._process();
-         *     var processedData = bufferedBlockAlgorithm._process(!!'flush');
-         */
-        _process: function (doFlush) {
-            // Shortcuts
-            var data = this._data;
-            var dataWords = data.words;
-            var dataSigBytes = data.sigBytes;
-            var blockSize = this.blockSize;
-            var blockSizeBytes = blockSize * 4;
-
-            // Count blocks ready
-            var nBlocksReady = dataSigBytes / blockSizeBytes;
-            if (doFlush) {
-                // Round up to include partial blocks
-                nBlocksReady = Math.ceil(nBlocksReady);
-            } else {
-                // Round down to include only full blocks,
-                // less the number of blocks that must remain in the buffer
-                nBlocksReady = Math.max((nBlocksReady | 0) - this._minBufferSize, 0);
-            }
-
-            // Count words ready
-            var nWordsReady = nBlocksReady * blockSize;
-
-            // Count bytes ready
-            var nBytesReady = Math.min(nWordsReady * 4, dataSigBytes);
-
-            // Process blocks
-            if (nWordsReady) {
-                for (var offset = 0; offset < nWordsReady; offset += blockSize) {
-                    // Perform concrete-algorithm logic
-                    this._doProcessBlock(dataWords, offset);
-                }
-
-                // Remove processed words
-                var processedWords = dataWords.splice(0, nWordsReady);
-                data.sigBytes -= nBytesReady;
-            }
-
-            // Return processed words
-            return new WordArray.init(processedWords, nBytesReady);
-        },
-
-        /**
-         * Creates a copy of this object.
-         *
-         * @return {Object} The clone.
-         *
-         * @example
-         *
-         *     var clone = bufferedBlockAlgorithm.clone();
-         */
-        clone: function () {
-            var clone = Base.clone.call(this);
-            clone._data = this._data.clone();
-
-            return clone;
-        },
-
-        _minBufferSize: 0
-    });
-
-    /**
-     * Abstract hasher template.
-     *
-     * @property {number} blockSize The number of 32-bit words this hasher operates on. Default: 16 (512 bits)
-     */
-    var Hasher = C_lib.Hasher = BufferedBlockAlgorithm.extend({
-        /**
-         * Configuration options.
-         */
-        cfg: Base.extend(),
-
-        /**
-         * Initializes a newly created hasher.
-         *
-         * @param {Object} cfg (Optional) The configuration options to use for this hash computation.
-         *
-         * @example
-         *
-         *     var hasher = CryptoJS.algo.SHA256.create();
-         */
-        init: function (cfg) {
-            // Apply config defaults
-            this.cfg = this.cfg.extend(cfg);
-
-            // Set initial values
-            this.reset();
-        },
-
-        /**
-         * Resets this hasher to its initial state.
-         *
-         * @example
-         *
-         *     hasher.reset();
-         */
-        reset: function () {
-            // Reset data buffer
-            BufferedBlockAlgorithm.reset.call(this);
-
-            // Perform concrete-hasher logic
-            this._doReset();
-        },
-
-        /**
-         * Updates this hasher with a message.
-         *
-         * @param {WordArray|string} messageUpdate The message to append.
-         *
-         * @return {Hasher} This hasher.
-         *
-         * @example
-         *
-         *     hasher.update('message');
-         *     hasher.update(wordArray);
-         */
-        update: function (messageUpdate) {
-            // Append
-            this._append(messageUpdate);
-
-            // Update the hash
-            this._process();
-
-            // Chainable
-            return this;
-        },
-
-        /**
-         * Finalizes the hash computation.
-         * Note that the finalize operation is effectively a destructive, read-once operation.
-         *
-         * @param {WordArray|string} messageUpdate (Optional) A final message update.
-         *
-         * @return {WordArray} The hash.
-         *
-         * @example
-         *
-         *     var hash = hasher.finalize();
-         *     var hash = hasher.finalize('message');
-         *     var hash = hasher.finalize(wordArray);
-         */
-        finalize: function (messageUpdate) {
-            // Final message update
-            if (messageUpdate) {
-                this._append(messageUpdate);
-            }
-
-            // Perform concrete-hasher logic
-            var hash = this._doFinalize();
-
-            return hash;
-        },
-
-        blockSize: 512/32,
-
-        /**
-         * Creates a shortcut function to a hasher's object interface.
-         *
-         * @param {Hasher} hasher The hasher to create a helper for.
-         *
-         * @return {Function} The shortcut function.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var SHA256 = CryptoJS.lib.Hasher._createHelper(CryptoJS.algo.SHA256);
-         */
-        _createHelper: function (hasher) {
-            return function (message, cfg) {
-                return new hasher.init(cfg).finalize(message);
-            };
-        },
-
-        /**
-         * Creates a shortcut function to the HMAC's object interface.
-         *
-         * @param {Hasher} hasher The hasher to use in this HMAC helper.
-         *
-         * @return {Function} The shortcut function.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var HmacSHA256 = CryptoJS.lib.Hasher._createHmacHelper(CryptoJS.algo.SHA256);
-         */
-        _createHmacHelper: function (hasher) {
-            return function (message, key) {
-                return new C_algo.HMAC.init(hasher, key).finalize(message);
-            };
-        }
-    });
-
-    /**
-     * Algorithm namespace.
-     */
-    var C_algo = C.algo = {};
-
-    return C;
-}(Math));
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function () {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var WordArray = C_lib.WordArray;
-    var C_enc = C.enc;
-
-    /**
-     * Base64 encoding strategy.
-     */
-    var Base64 = C_enc.Base64 = {
-        /**
-         * Converts a word array to a Base64 string.
-         *
-         * @param {WordArray} wordArray The word array.
-         *
-         * @return {string} The Base64 string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var base64String = CryptoJS.enc.Base64.stringify(wordArray);
-         */
-        stringify: function (wordArray) {
-            // Shortcuts
-            var words = wordArray.words;
-            var sigBytes = wordArray.sigBytes;
-            var map = this._map;
-
-            // Clamp excess bits
-            wordArray.clamp();
-
-            // Convert
-            var base64Chars = [];
-            for (var i = 0; i < sigBytes; i += 3) {
-                var byte1 = (words[i >>> 2]       >>> (24 - (i % 4) * 8))       & 0xff;
-                var byte2 = (words[(i + 1) >>> 2] >>> (24 - ((i + 1) % 4) * 8)) & 0xff;
-                var byte3 = (words[(i + 2) >>> 2] >>> (24 - ((i + 2) % 4) * 8)) & 0xff;
-
-                var triplet = (byte1 << 16) | (byte2 << 8) | byte3;
-
-                for (var j = 0; (j < 4) && (i + j * 0.75 < sigBytes); j++) {
-                    base64Chars.push(map.charAt((triplet >>> (6 * (3 - j))) & 0x3f));
-                }
-            }
-
-            // Add padding
-            var paddingChar = map.charAt(64);
-            if (paddingChar) {
-                while (base64Chars.length % 4) {
-                    base64Chars.push(paddingChar);
-                }
-            }
-
-            return base64Chars.join('');
-        },
-
-        /**
-         * Converts a Base64 string to a word array.
-         *
-         * @param {string} base64Str The Base64 string.
-         *
-         * @return {WordArray} The word array.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var wordArray = CryptoJS.enc.Base64.parse(base64String);
-         */
-        parse: function (base64Str) {
-            // Shortcuts
-            var base64StrLength = base64Str.length;
-            var map = this._map;
-
-            // Ignore padding
-            var paddingChar = map.charAt(64);
-            if (paddingChar) {
-                var paddingIndex = base64Str.indexOf(paddingChar);
-                if (paddingIndex != -1) {
-                    base64StrLength = paddingIndex;
-                }
-            }
-
-            // Convert
-            var words = [];
-            var nBytes = 0;
-            for (var i = 0; i < base64StrLength; i++) {
-                if (i % 4) {
-                    var bits1 = map.indexOf(base64Str.charAt(i - 1)) << ((i % 4) * 2);
-                    var bits2 = map.indexOf(base64Str.charAt(i)) >>> (6 - (i % 4) * 2);
-                    words[nBytes >>> 2] |= (bits1 | bits2) << (24 - (nBytes % 4) * 8);
-                    nBytes++;
-                }
-            }
-
-            return WordArray.create(words, nBytes);
-        },
-
-        _map: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='
-    };
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/**
- * Cipher core components.
- */
-CryptoJS.lib.Cipher || (function (undefined) {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var Base = C_lib.Base;
-    var WordArray = C_lib.WordArray;
-    var BufferedBlockAlgorithm = C_lib.BufferedBlockAlgorithm;
-    var C_enc = C.enc;
-    var Utf8 = C_enc.Utf8;
-    var Base64 = C_enc.Base64;
-    var C_algo = C.algo;
-    var EvpKDF = C_algo.EvpKDF;
-
-    /**
-     * Abstract base cipher template.
-     *
-     * @property {number} keySize This cipher's key size. Default: 4 (128 bits)
-     * @property {number} ivSize This cipher's IV size. Default: 4 (128 bits)
-     * @property {number} _ENC_XFORM_MODE A constant representing encryption mode.
-     * @property {number} _DEC_XFORM_MODE A constant representing decryption mode.
-     */
-    var Cipher = C_lib.Cipher = BufferedBlockAlgorithm.extend({
-        /**
-         * Configuration options.
-         *
-         * @property {WordArray} iv The IV to use for this operation.
-         */
-        cfg: Base.extend(),
-
-        /**
-         * Creates this cipher in encryption mode.
-         *
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {Cipher} A cipher instance.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var cipher = CryptoJS.algo.AES.createEncryptor(keyWordArray, { iv: ivWordArray });
-         */
-        createEncryptor: function (key, cfg) {
-            return this.create(this._ENC_XFORM_MODE, key, cfg);
-        },
-
-        /**
-         * Creates this cipher in decryption mode.
-         *
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {Cipher} A cipher instance.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var cipher = CryptoJS.algo.AES.createDecryptor(keyWordArray, { iv: ivWordArray });
-         */
-        createDecryptor: function (key, cfg) {
-            return this.create(this._DEC_XFORM_MODE, key, cfg);
-        },
-
-        /**
-         * Initializes a newly created cipher.
-         *
-         * @param {number} xformMode Either the encryption or decryption transormation mode constant.
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @example
-         *
-         *     var cipher = CryptoJS.algo.AES.create(CryptoJS.algo.AES._ENC_XFORM_MODE, keyWordArray, { iv: ivWordArray });
-         */
-        init: function (xformMode, key, cfg) {
-            // Apply config defaults
-            this.cfg = this.cfg.extend(cfg);
-
-            // Store transform mode and key
-            this._xformMode = xformMode;
-            this._key = key;
-
-            // Set initial values
-            this.reset();
-        },
-
-        /**
-         * Resets this cipher to its initial state.
-         *
-         * @example
-         *
-         *     cipher.reset();
-         */
-        reset: function () {
-            // Reset data buffer
-            BufferedBlockAlgorithm.reset.call(this);
-
-            // Perform concrete-cipher logic
-            this._doReset();
-        },
-
-        /**
-         * Adds data to be encrypted or decrypted.
-         *
-         * @param {WordArray|string} dataUpdate The data to encrypt or decrypt.
-         *
-         * @return {WordArray} The data after processing.
-         *
-         * @example
-         *
-         *     var encrypted = cipher.process('data');
-         *     var encrypted = cipher.process(wordArray);
-         */
-        process: function (dataUpdate) {
-            // Append
-            this._append(dataUpdate);
-
-            // Process available blocks
-            return this._process();
-        },
-
-        /**
-         * Finalizes the encryption or decryption process.
-         * Note that the finalize operation is effectively a destructive, read-once operation.
-         *
-         * @param {WordArray|string} dataUpdate The final data to encrypt or decrypt.
-         *
-         * @return {WordArray} The data after final processing.
-         *
-         * @example
-         *
-         *     var encrypted = cipher.finalize();
-         *     var encrypted = cipher.finalize('data');
-         *     var encrypted = cipher.finalize(wordArray);
-         */
-        finalize: function (dataUpdate) {
-            // Final data update
-            if (dataUpdate) {
-                this._append(dataUpdate);
-            }
-
-            // Perform concrete-cipher logic
-            var finalProcessedData = this._doFinalize();
-
-            return finalProcessedData;
-        },
-
-        keySize: 128/32,
-
-        ivSize: 128/32,
-
-        _ENC_XFORM_MODE: 1,
-
-        _DEC_XFORM_MODE: 2,
-
-        /**
-         * Creates shortcut functions to a cipher's object interface.
-         *
-         * @param {Cipher} cipher The cipher to create a helper for.
-         *
-         * @return {Object} An object with encrypt and decrypt shortcut functions.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var AES = CryptoJS.lib.Cipher._createHelper(CryptoJS.algo.AES);
-         */
-        _createHelper: (function () {
-            function selectCipherStrategy(key) {
-                if (typeof key == 'string') {
-                    return PasswordBasedCipher;
-                } else {
-                    return SerializableCipher;
-                }
-            }
-
-            return function (cipher) {
-                return {
-                    encrypt: function (message, key, cfg) {
-                        return selectCipherStrategy(key).encrypt(cipher, message, key, cfg);
-                    },
-
-                    decrypt: function (ciphertext, key, cfg) {
-                        return selectCipherStrategy(key).decrypt(cipher, ciphertext, key, cfg);
-                    }
-                };
-            };
-        }())
-    });
-
-    /**
-     * Abstract base stream cipher template.
-     *
-     * @property {number} blockSize The number of 32-bit words this cipher operates on. Default: 1 (32 bits)
-     */
-    var StreamCipher = C_lib.StreamCipher = Cipher.extend({
-        _doFinalize: function () {
-            // Process partial blocks
-            var finalProcessedBlocks = this._process(!!'flush');
-
-            return finalProcessedBlocks;
-        },
-
-        blockSize: 1
-    });
-
-    /**
-     * Mode namespace.
-     */
-    var C_mode = C.mode = {};
-
-    /**
-     * Abstract base block cipher mode template.
-     */
-    var BlockCipherMode = C_lib.BlockCipherMode = Base.extend({
-        /**
-         * Creates this mode for encryption.
-         *
-         * @param {Cipher} cipher A block cipher instance.
-         * @param {Array} iv The IV words.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var mode = CryptoJS.mode.CBC.createEncryptor(cipher, iv.words);
-         */
-        createEncryptor: function (cipher, iv) {
-            return this.Encryptor.create(cipher, iv);
-        },
-
-        /**
-         * Creates this mode for decryption.
-         *
-         * @param {Cipher} cipher A block cipher instance.
-         * @param {Array} iv The IV words.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var mode = CryptoJS.mode.CBC.createDecryptor(cipher, iv.words);
-         */
-        createDecryptor: function (cipher, iv) {
-            return this.Decryptor.create(cipher, iv);
-        },
-
-        /**
-         * Initializes a newly created mode.
-         *
-         * @param {Cipher} cipher A block cipher instance.
-         * @param {Array} iv The IV words.
-         *
-         * @example
-         *
-         *     var mode = CryptoJS.mode.CBC.Encryptor.create(cipher, iv.words);
-         */
-        init: function (cipher, iv) {
-            this._cipher = cipher;
-            this._iv = iv;
-        }
-    });
-
-    /**
-     * Cipher Block Chaining mode.
-     */
-    var CBC = C_mode.CBC = (function () {
-        /**
-         * Abstract base CBC mode.
-         */
-        var CBC = BlockCipherMode.extend();
-
-        /**
-         * CBC encryptor.
-         */
-        CBC.Encryptor = CBC.extend({
-            /**
-             * Processes the data block at offset.
-             *
-             * @param {Array} words The data words to operate on.
-             * @param {number} offset The offset where the block starts.
-             *
-             * @example
-             *
-             *     mode.processBlock(data.words, offset);
-             */
-            processBlock: function (words, offset) {
-                // Shortcuts
-                var cipher = this._cipher;
-                var blockSize = cipher.blockSize;
-
-                // XOR and encrypt
-                xorBlock.call(this, words, offset, blockSize);
-                cipher.encryptBlock(words, offset);
-
-                // Remember this block to use with next block
-                this._prevBlock = words.slice(offset, offset + blockSize);
-            }
-        });
-
-        /**
-         * CBC decryptor.
-         */
-        CBC.Decryptor = CBC.extend({
-            /**
-             * Processes the data block at offset.
-             *
-             * @param {Array} words The data words to operate on.
-             * @param {number} offset The offset where the block starts.
-             *
-             * @example
-             *
-             *     mode.processBlock(data.words, offset);
-             */
-            processBlock: function (words, offset) {
-                // Shortcuts
-                var cipher = this._cipher;
-                var blockSize = cipher.blockSize;
-
-                // Remember this block to use with next block
-                var thisBlock = words.slice(offset, offset + blockSize);
-
-                // Decrypt and XOR
-                cipher.decryptBlock(words, offset);
-                xorBlock.call(this, words, offset, blockSize);
-
-                // This block becomes the previous block
-                this._prevBlock = thisBlock;
-            }
-        });
-
-        function xorBlock(words, offset, blockSize) {
-            // Shortcut
-            var iv = this._iv;
-
-            // Choose mixing block
-            if (iv) {
-                var block = iv;
-
-                // Remove IV for subsequent blocks
-                this._iv = undefined;
-            } else {
-                var block = this._prevBlock;
-            }
-
-            // XOR blocks
-            for (var i = 0; i < blockSize; i++) {
-                words[offset + i] ^= block[i];
-            }
-        }
-
-        return CBC;
-    }());
-
-    /**
-     * Padding namespace.
-     */
-    var C_pad = C.pad = {};
-
-    /**
-     * PKCS #5/7 padding strategy.
-     */
-    var Pkcs7 = C_pad.Pkcs7 = {
-        /**
-         * Pads data using the algorithm defined in PKCS #5/7.
-         *
-         * @param {WordArray} data The data to pad.
-         * @param {number} blockSize The multiple that the data should be padded to.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     CryptoJS.pad.Pkcs7.pad(wordArray, 4);
-         */
-        pad: function (data, blockSize) {
-            // Shortcut
-            var blockSizeBytes = blockSize * 4;
-
-            // Count padding bytes
-            var nPaddingBytes = blockSizeBytes - data.sigBytes % blockSizeBytes;
-
-            // Create padding word
-            var paddingWord = (nPaddingBytes << 24) | (nPaddingBytes << 16) | (nPaddingBytes << 8) | nPaddingBytes;
-
-            // Create padding
-            var paddingWords = [];
-            for (var i = 0; i < nPaddingBytes; i += 4) {
-                paddingWords.push(paddingWord);
-            }
-            var padding = WordArray.create(paddingWords, nPaddingBytes);
-
-            // Add padding
-            data.concat(padding);
-        },
-
-        /**
-         * Unpads data that had been padded using the algorithm defined in PKCS #5/7.
-         *
-         * @param {WordArray} data The data to unpad.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     CryptoJS.pad.Pkcs7.unpad(wordArray);
-         */
-        unpad: function (data) {
-            // Get number of padding bytes from last byte
-            var nPaddingBytes = data.words[(data.sigBytes - 1) >>> 2] & 0xff;
-
-            // Remove padding
-            data.sigBytes -= nPaddingBytes;
-        }
-    };
-
-    /**
-     * Abstract base block cipher template.
-     *
-     * @property {number} blockSize The number of 32-bit words this cipher operates on. Default: 4 (128 bits)
-     */
-    var BlockCipher = C_lib.BlockCipher = Cipher.extend({
-        /**
-         * Configuration options.
-         *
-         * @property {Mode} mode The block mode to use. Default: CBC
-         * @property {Padding} padding The padding strategy to use. Default: Pkcs7
-         */
-        cfg: Cipher.cfg.extend({
-            mode: CBC,
-            padding: Pkcs7
-        }),
-
-        reset: function () {
-            // Reset cipher
-            Cipher.reset.call(this);
-
-            // Shortcuts
-            var cfg = this.cfg;
-            var iv = cfg.iv;
-            var mode = cfg.mode;
-
-            // Reset block mode
-            if (this._xformMode == this._ENC_XFORM_MODE) {
-                var modeCreator = mode.createEncryptor;
-            } else /* if (this._xformMode == this._DEC_XFORM_MODE) */ {
-                var modeCreator = mode.createDecryptor;
-
-                // Keep at least one block in the buffer for unpadding
-                this._minBufferSize = 1;
-            }
-            this._mode = modeCreator.call(mode, this, iv && iv.words);
-        },
-
-        _doProcessBlock: function (words, offset) {
-            this._mode.processBlock(words, offset);
-        },
-
-        _doFinalize: function () {
-            // Shortcut
-            var padding = this.cfg.padding;
-
-            // Finalize
-            if (this._xformMode == this._ENC_XFORM_MODE) {
-                // Pad data
-                padding.pad(this._data, this.blockSize);
-
-                // Process final blocks
-                var finalProcessedBlocks = this._process(!!'flush');
-            } else /* if (this._xformMode == this._DEC_XFORM_MODE) */ {
-                // Process final blocks
-                var finalProcessedBlocks = this._process(!!'flush');
-
-                // Unpad data
-                padding.unpad(finalProcessedBlocks);
-            }
-
-            return finalProcessedBlocks;
-        },
-
-        blockSize: 128/32
-    });
-
-    /**
-     * A collection of cipher parameters.
-     *
-     * @property {WordArray} ciphertext The raw ciphertext.
-     * @property {WordArray} key The key to this ciphertext.
-     * @property {WordArray} iv The IV used in the ciphering operation.
-     * @property {WordArray} salt The salt used with a key derivation function.
-     * @property {Cipher} algorithm The cipher algorithm.
-     * @property {Mode} mode The block mode used in the ciphering operation.
-     * @property {Padding} padding The padding scheme used in the ciphering operation.
-     * @property {number} blockSize The block size of the cipher.
-     * @property {Format} formatter The default formatting strategy to convert this cipher params object to a string.
-     */
-    var CipherParams = C_lib.CipherParams = Base.extend({
-        /**
-         * Initializes a newly created cipher params object.
-         *
-         * @param {Object} cipherParams An object with any of the possible cipher parameters.
-         *
-         * @example
-         *
-         *     var cipherParams = CryptoJS.lib.CipherParams.create({
-         *         ciphertext: ciphertextWordArray,
-         *         key: keyWordArray,
-         *         iv: ivWordArray,
-         *         salt: saltWordArray,
-         *         algorithm: CryptoJS.algo.AES,
-         *         mode: CryptoJS.mode.CBC,
-         *         padding: CryptoJS.pad.PKCS7,
-         *         blockSize: 4,
-         *         formatter: CryptoJS.format.OpenSSL
-         *     });
-         */
-        init: function (cipherParams) {
-            this.mixIn(cipherParams);
-        },
-
-        /**
-         * Converts this cipher params object to a string.
-         *
-         * @param {Format} formatter (Optional) The formatting strategy to use.
-         *
-         * @return {string} The stringified cipher params.
-         *
-         * @throws Error If neither the formatter nor the default formatter is set.
-         *
-         * @example
-         *
-         *     var string = cipherParams + '';
-         *     var string = cipherParams.toString();
-         *     var string = cipherParams.toString(CryptoJS.format.OpenSSL);
-         */
-        toString: function (formatter) {
-            return (formatter || this.formatter).stringify(this);
-        }
-    });
-
-    /**
-     * Format namespace.
-     */
-    var C_format = C.format = {};
-
-    /**
-     * OpenSSL formatting strategy.
-     */
-    var OpenSSLFormatter = C_format.OpenSSL = {
-        /**
-         * Converts a cipher params object to an OpenSSL-compatible string.
-         *
-         * @param {CipherParams} cipherParams The cipher params object.
-         *
-         * @return {string} The OpenSSL-compatible string.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var openSSLString = CryptoJS.format.OpenSSL.stringify(cipherParams);
-         */
-        stringify: function (cipherParams) {
-            // Shortcuts
-            var ciphertext = cipherParams.ciphertext;
-            var salt = cipherParams.salt;
-
-            // Format
-            if (salt) {
-                var wordArray = WordArray.create([0x53616c74, 0x65645f5f]).concat(salt).concat(ciphertext);
-            } else {
-                var wordArray = ciphertext;
-            }
-
-            return wordArray.toString(Base64);
-        },
-
-        /**
-         * Converts an OpenSSL-compatible string to a cipher params object.
-         *
-         * @param {string} openSSLStr The OpenSSL-compatible string.
-         *
-         * @return {CipherParams} The cipher params object.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var cipherParams = CryptoJS.format.OpenSSL.parse(openSSLString);
-         */
-        parse: function (openSSLStr) {
-            // Parse base64
-            var ciphertext = Base64.parse(openSSLStr);
-
-            // Shortcut
-            var ciphertextWords = ciphertext.words;
-
-            // Test for salt
-            if (ciphertextWords[0] == 0x53616c74 && ciphertextWords[1] == 0x65645f5f) {
-                // Extract salt
-                var salt = WordArray.create(ciphertextWords.slice(2, 4));
-
-                // Remove salt from ciphertext
-                ciphertextWords.splice(0, 4);
-                ciphertext.sigBytes -= 16;
-            }
-
-            return CipherParams.create({ ciphertext: ciphertext, salt: salt });
-        }
-    };
-
-    /**
-     * A cipher wrapper that returns ciphertext as a serializable cipher params object.
-     */
-    var SerializableCipher = C_lib.SerializableCipher = Base.extend({
-        /**
-         * Configuration options.
-         *
-         * @property {Formatter} format The formatting strategy to convert cipher param objects to and from a string. Default: OpenSSL
-         */
-        cfg: Base.extend({
-            format: OpenSSLFormatter
-        }),
-
-        /**
-         * Encrypts a message.
-         *
-         * @param {Cipher} cipher The cipher algorithm to use.
-         * @param {WordArray|string} message The message to encrypt.
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {CipherParams} A cipher params object.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key);
-         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key, { iv: iv });
-         *     var ciphertextParams = CryptoJS.lib.SerializableCipher.encrypt(CryptoJS.algo.AES, message, key, { iv: iv, format: CryptoJS.format.OpenSSL });
-         */
-        encrypt: function (cipher, message, key, cfg) {
-            // Apply config defaults
-            cfg = this.cfg.extend(cfg);
-
-            // Encrypt
-            var encryptor = cipher.createEncryptor(key, cfg);
-            var ciphertext = encryptor.finalize(message);
-
-            // Shortcut
-            var cipherCfg = encryptor.cfg;
-
-            // Create and return serializable cipher params
-            return CipherParams.create({
-                ciphertext: ciphertext,
-                key: key,
-                iv: cipherCfg.iv,
-                algorithm: cipher,
-                mode: cipherCfg.mode,
-                padding: cipherCfg.padding,
-                blockSize: cipher.blockSize,
-                formatter: cfg.format
-            });
-        },
-
-        /**
-         * Decrypts serialized ciphertext.
-         *
-         * @param {Cipher} cipher The cipher algorithm to use.
-         * @param {CipherParams|string} ciphertext The ciphertext to decrypt.
-         * @param {WordArray} key The key.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {WordArray} The plaintext.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var plaintext = CryptoJS.lib.SerializableCipher.decrypt(CryptoJS.algo.AES, formattedCiphertext, key, { iv: iv, format: CryptoJS.format.OpenSSL });
-         *     var plaintext = CryptoJS.lib.SerializableCipher.decrypt(CryptoJS.algo.AES, ciphertextParams, key, { iv: iv, format: CryptoJS.format.OpenSSL });
-         */
-        decrypt: function (cipher, ciphertext, key, cfg) {
-            // Apply config defaults
-            cfg = this.cfg.extend(cfg);
-
-            // Convert string to CipherParams
-            ciphertext = this._parse(ciphertext, cfg.format);
-
-            // Decrypt
-            var plaintext = cipher.createDecryptor(key, cfg).finalize(ciphertext.ciphertext);
-
-            return plaintext;
-        },
-
-        /**
-         * Converts serialized ciphertext to CipherParams,
-         * else assumed CipherParams already and returns ciphertext unchanged.
-         *
-         * @param {CipherParams|string} ciphertext The ciphertext.
-         * @param {Formatter} format The formatting strategy to use to parse serialized ciphertext.
-         *
-         * @return {CipherParams} The unserialized ciphertext.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var ciphertextParams = CryptoJS.lib.SerializableCipher._parse(ciphertextStringOrParams, format);
-         */
-        _parse: function (ciphertext, format) {
-            if (typeof ciphertext == 'string') {
-                return format.parse(ciphertext, this);
-            } else {
-                return ciphertext;
-            }
-        }
-    });
-
-    /**
-     * Key derivation function namespace.
-     */
-    var C_kdf = C.kdf = {};
-
-    /**
-     * OpenSSL key derivation function.
-     */
-    var OpenSSLKdf = C_kdf.OpenSSL = {
-        /**
-         * Derives a key and IV from a password.
-         *
-         * @param {string} password The password to derive from.
-         * @param {number} keySize The size in words of the key to generate.
-         * @param {number} ivSize The size in words of the IV to generate.
-         * @param {WordArray|string} salt (Optional) A 64-bit salt to use. If omitted, a salt will be generated randomly.
-         *
-         * @return {CipherParams} A cipher params object with the key, IV, and salt.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var derivedParams = CryptoJS.kdf.OpenSSL.execute('Password', 256/32, 128/32);
-         *     var derivedParams = CryptoJS.kdf.OpenSSL.execute('Password', 256/32, 128/32, 'saltsalt');
-         */
-        execute: function (password, keySize, ivSize, salt) {
-            // Generate random salt
-            if (!salt) {
-                salt = WordArray.random(64/8);
-            }
-
-            // Derive key and IV
-            var key = EvpKDF.create({ keySize: keySize + ivSize }).compute(password, salt);
-
-            // Separate key and IV
-            var iv = WordArray.create(key.words.slice(keySize), ivSize * 4);
-            key.sigBytes = keySize * 4;
-
-            // Return params
-            return CipherParams.create({ key: key, iv: iv, salt: salt });
-        }
-    };
-
-    /**
-     * A serializable cipher wrapper that derives the key from a password,
-     * and returns ciphertext as a serializable cipher params object.
-     */
-    var PasswordBasedCipher = C_lib.PasswordBasedCipher = SerializableCipher.extend({
-        /**
-         * Configuration options.
-         *
-         * @property {KDF} kdf The key derivation function to use to generate a key and IV from a password. Default: OpenSSL
-         */
-        cfg: SerializableCipher.cfg.extend({
-            kdf: OpenSSLKdf
-        }),
-
-        /**
-         * Encrypts a message using a password.
-         *
-         * @param {Cipher} cipher The cipher algorithm to use.
-         * @param {WordArray|string} message The message to encrypt.
-         * @param {string} password The password.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {CipherParams} A cipher params object.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var ciphertextParams = CryptoJS.lib.PasswordBasedCipher.encrypt(CryptoJS.algo.AES, message, 'password');
-         *     var ciphertextParams = CryptoJS.lib.PasswordBasedCipher.encrypt(CryptoJS.algo.AES, message, 'password', { format: CryptoJS.format.OpenSSL });
-         */
-        encrypt: function (cipher, message, password, cfg) {
-            // Apply config defaults
-            cfg = this.cfg.extend(cfg);
-
-            // Derive key and other params
-            var derivedParams = cfg.kdf.execute(password, cipher.keySize, cipher.ivSize);
-
-            // Add IV to config
-            cfg.iv = derivedParams.iv;
-
-            // Encrypt
-            var ciphertext = SerializableCipher.encrypt.call(this, cipher, message, derivedParams.key, cfg);
-
-            // Mix in derived params
-            ciphertext.mixIn(derivedParams);
-
-            return ciphertext;
-        },
-
-        /**
-         * Decrypts serialized ciphertext using a password.
-         *
-         * @param {Cipher} cipher The cipher algorithm to use.
-         * @param {CipherParams|string} ciphertext The ciphertext to decrypt.
-         * @param {string} password The password.
-         * @param {Object} cfg (Optional) The configuration options to use for this operation.
-         *
-         * @return {WordArray} The plaintext.
-         *
-         * @static
-         *
-         * @example
-         *
-         *     var plaintext = CryptoJS.lib.PasswordBasedCipher.decrypt(CryptoJS.algo.AES, formattedCiphertext, 'password', { format: CryptoJS.format.OpenSSL });
-         *     var plaintext = CryptoJS.lib.PasswordBasedCipher.decrypt(CryptoJS.algo.AES, ciphertextParams, 'password', { format: CryptoJS.format.OpenSSL });
-         */
-        decrypt: function (cipher, ciphertext, password, cfg) {
-            // Apply config defaults
-            cfg = this.cfg.extend(cfg);
-
-            // Convert string to CipherParams
-            ciphertext = this._parse(ciphertext, cfg.format);
-
-            // Derive key and other params
-            var derivedParams = cfg.kdf.execute(password, cipher.keySize, cipher.ivSize, ciphertext.salt);
-
-            // Add IV to config
-            cfg.iv = derivedParams.iv;
-
-            // Decrypt
-            var plaintext = SerializableCipher.decrypt.call(this, cipher, ciphertext, derivedParams.key, cfg);
-
-            return plaintext;
-        }
-    });
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function () {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var BlockCipher = C_lib.BlockCipher;
-    var C_algo = C.algo;
-
-    // Lookup tables
-    var SBOX = [];
-    var INV_SBOX = [];
-    var SUB_MIX_0 = [];
-    var SUB_MIX_1 = [];
-    var SUB_MIX_2 = [];
-    var SUB_MIX_3 = [];
-    var INV_SUB_MIX_0 = [];
-    var INV_SUB_MIX_1 = [];
-    var INV_SUB_MIX_2 = [];
-    var INV_SUB_MIX_3 = [];
-
-    // Compute lookup tables
-    (function () {
-        // Compute double table
-        var d = [];
-        for (var i = 0; i < 256; i++) {
-            if (i < 128) {
-                d[i] = i << 1;
-            } else {
-                d[i] = (i << 1) ^ 0x11b;
-            }
-        }
-
-        // Walk GF(2^8)
-        var x = 0;
-        var xi = 0;
-        for (var i = 0; i < 256; i++) {
-            // Compute sbox
-            var sx = xi ^ (xi << 1) ^ (xi << 2) ^ (xi << 3) ^ (xi << 4);
-            sx = (sx >>> 8) ^ (sx & 0xff) ^ 0x63;
-            SBOX[x] = sx;
-            INV_SBOX[sx] = x;
-
-            // Compute multiplication
-            var x2 = d[x];
-            var x4 = d[x2];
-            var x8 = d[x4];
-
-            // Compute sub bytes, mix columns tables
-            var t = (d[sx] * 0x101) ^ (sx * 0x1010100);
-            SUB_MIX_0[x] = (t << 24) | (t >>> 8);
-            SUB_MIX_1[x] = (t << 16) | (t >>> 16);
-            SUB_MIX_2[x] = (t << 8)  | (t >>> 24);
-            SUB_MIX_3[x] = t;
-
-            // Compute inv sub bytes, inv mix columns tables
-            var t = (x8 * 0x1010101) ^ (x4 * 0x10001) ^ (x2 * 0x101) ^ (x * 0x1010100);
-            INV_SUB_MIX_0[sx] = (t << 24) | (t >>> 8);
-            INV_SUB_MIX_1[sx] = (t << 16) | (t >>> 16);
-            INV_SUB_MIX_2[sx] = (t << 8)  | (t >>> 24);
-            INV_SUB_MIX_3[sx] = t;
-
-            // Compute next counter
-            if (!x) {
-                x = xi = 1;
-            } else {
-                x = x2 ^ d[d[d[x8 ^ x2]]];
-                xi ^= d[d[xi]];
-            }
-        }
-    }());
-
-    // Precomputed Rcon lookup
-    var RCON = [0x00, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36];
-
-    /**
-     * AES block cipher algorithm.
-     */
-    var AES = C_algo.AES = BlockCipher.extend({
-        _doReset: function () {
-            // Shortcuts
-            var key = this._key;
-            var keyWords = key.words;
-            var keySize = key.sigBytes / 4;
-
-            // Compute number of rounds
-            var nRounds = this._nRounds = keySize + 6
-
-            // Compute number of key schedule rows
-            var ksRows = (nRounds + 1) * 4;
-
-            // Compute key schedule
-            var keySchedule = this._keySchedule = [];
-            for (var ksRow = 0; ksRow < ksRows; ksRow++) {
-                if (ksRow < keySize) {
-                    keySchedule[ksRow] = keyWords[ksRow];
-                } else {
-                    var t = keySchedule[ksRow - 1];
-
-                    if (!(ksRow % keySize)) {
-                        // Rot word
-                        t = (t << 8) | (t >>> 24);
-
-                        // Sub word
-                        t = (SBOX[t >>> 24] << 24) | (SBOX[(t >>> 16) & 0xff] << 16) | (SBOX[(t >>> 8) & 0xff] << 8) | SBOX[t & 0xff];
-
-                        // Mix Rcon
-                        t ^= RCON[(ksRow / keySize) | 0] << 24;
-                    } else if (keySize > 6 && ksRow % keySize == 4) {
-                        // Sub word
-                        t = (SBOX[t >>> 24] << 24) | (SBOX[(t >>> 16) & 0xff] << 16) | (SBOX[(t >>> 8) & 0xff] << 8) | SBOX[t & 0xff];
-                    }
-
-                    keySchedule[ksRow] = keySchedule[ksRow - keySize] ^ t;
-                }
-            }
-
-            // Compute inv key schedule
-            var invKeySchedule = this._invKeySchedule = [];
-            for (var invKsRow = 0; invKsRow < ksRows; invKsRow++) {
-                var ksRow = ksRows - invKsRow;
-
-                if (invKsRow % 4) {
-                    var t = keySchedule[ksRow];
-                } else {
-                    var t = keySchedule[ksRow - 4];
-                }
-
-                if (invKsRow < 4 || ksRow <= 4) {
-                    invKeySchedule[invKsRow] = t;
-                } else {
-                    invKeySchedule[invKsRow] = INV_SUB_MIX_0[SBOX[t >>> 24]] ^ INV_SUB_MIX_1[SBOX[(t >>> 16) & 0xff]] ^
-                                               INV_SUB_MIX_2[SBOX[(t >>> 8) & 0xff]] ^ INV_SUB_MIX_3[SBOX[t & 0xff]];
-                }
-            }
-        },
-
-        encryptBlock: function (M, offset) {
-            this._doCryptBlock(M, offset, this._keySchedule, SUB_MIX_0, SUB_MIX_1, SUB_MIX_2, SUB_MIX_3, SBOX);
-        },
-
-        decryptBlock: function (M, offset) {
-            // Swap 2nd and 4th rows
-            var t = M[offset + 1];
-            M[offset + 1] = M[offset + 3];
-            M[offset + 3] = t;
-
-            this._doCryptBlock(M, offset, this._invKeySchedule, INV_SUB_MIX_0, INV_SUB_MIX_1, INV_SUB_MIX_2, INV_SUB_MIX_3, INV_SBOX);
-
-            // Inv swap 2nd and 4th rows
-            var t = M[offset + 1];
-            M[offset + 1] = M[offset + 3];
-            M[offset + 3] = t;
-        },
-
-        _doCryptBlock: function (M, offset, keySchedule, SUB_MIX_0, SUB_MIX_1, SUB_MIX_2, SUB_MIX_3, SBOX) {
-            // Shortcut
-            var nRounds = this._nRounds;
-
-            // Get input, add round key
-            var s0 = M[offset]     ^ keySchedule[0];
-            var s1 = M[offset + 1] ^ keySchedule[1];
-            var s2 = M[offset + 2] ^ keySchedule[2];
-            var s3 = M[offset + 3] ^ keySchedule[3];
-
-            // Key schedule row counter
-            var ksRow = 4;
-
-            // Rounds
-            for (var round = 1; round < nRounds; round++) {
-                // Shift rows, sub bytes, mix columns, add round key
-                var t0 = SUB_MIX_0[s0 >>> 24] ^ SUB_MIX_1[(s1 >>> 16) & 0xff] ^ SUB_MIX_2[(s2 >>> 8) & 0xff] ^ SUB_MIX_3[s3 & 0xff] ^ keySchedule[ksRow++];
-                var t1 = SUB_MIX_0[s1 >>> 24] ^ SUB_MIX_1[(s2 >>> 16) & 0xff] ^ SUB_MIX_2[(s3 >>> 8) & 0xff] ^ SUB_MIX_3[s0 & 0xff] ^ keySchedule[ksRow++];
-                var t2 = SUB_MIX_0[s2 >>> 24] ^ SUB_MIX_1[(s3 >>> 16) & 0xff] ^ SUB_MIX_2[(s0 >>> 8) & 0xff] ^ SUB_MIX_3[s1 & 0xff] ^ keySchedule[ksRow++];
-                var t3 = SUB_MIX_0[s3 >>> 24] ^ SUB_MIX_1[(s0 >>> 16) & 0xff] ^ SUB_MIX_2[(s1 >>> 8) & 0xff] ^ SUB_MIX_3[s2 & 0xff] ^ keySchedule[ksRow++];
-
-                // Update state
-                s0 = t0;
-                s1 = t1;
-                s2 = t2;
-                s3 = t3;
-            }
-
-            // Shift rows, sub bytes, add round key
-            var t0 = ((SBOX[s0 >>> 24] << 24) | (SBOX[(s1 >>> 16) & 0xff] << 16) | (SBOX[(s2 >>> 8) & 0xff] << 8) | SBOX[s3 & 0xff]) ^ keySchedule[ksRow++];
-            var t1 = ((SBOX[s1 >>> 24] << 24) | (SBOX[(s2 >>> 16) & 0xff] << 16) | (SBOX[(s3 >>> 8) & 0xff] << 8) | SBOX[s0 & 0xff]) ^ keySchedule[ksRow++];
-            var t2 = ((SBOX[s2 >>> 24] << 24) | (SBOX[(s3 >>> 16) & 0xff] << 16) | (SBOX[(s0 >>> 8) & 0xff] << 8) | SBOX[s1 & 0xff]) ^ keySchedule[ksRow++];
-            var t3 = ((SBOX[s3 >>> 24] << 24) | (SBOX[(s0 >>> 16) & 0xff] << 16) | (SBOX[(s1 >>> 8) & 0xff] << 8) | SBOX[s2 & 0xff]) ^ keySchedule[ksRow++];
-
-            // Set output
-            M[offset]     = t0;
-            M[offset + 1] = t1;
-            M[offset + 2] = t2;
-            M[offset + 3] = t3;
-        },
-
-        keySize: 256/32
-    });
-
-    /**
-     * Shortcut functions to the cipher's object interface.
-     *
-     * @example
-     *
-     *     var ciphertext = CryptoJS.AES.encrypt(message, key, cfg);
-     *     var plaintext  = CryptoJS.AES.decrypt(ciphertext, key, cfg);
-     */
-    C.AES = BlockCipher._createHelper(AES);
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function () {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var WordArray = C_lib.WordArray;
-    var Hasher = C_lib.Hasher;
-    var C_algo = C.algo;
-
-    // Reusable object
-    var W = [];
-
-    /**
-     * SHA-1 hash algorithm.
-     */
-    var SHA1 = C_algo.SHA1 = Hasher.extend({
-        _doReset: function () {
-            this._hash = new WordArray.init([
-                0x67452301, 0xefcdab89,
-                0x98badcfe, 0x10325476,
-                0xc3d2e1f0
-            ]);
-        },
-
-        _doProcessBlock: function (M, offset) {
-            // Shortcut
-            var H = this._hash.words;
-
-            // Working variables
-            var a = H[0];
-            var b = H[1];
-            var c = H[2];
-            var d = H[3];
-            var e = H[4];
-
-            // Computation
-            for (var i = 0; i < 80; i++) {
-                if (i < 16) {
-                    W[i] = M[offset + i] | 0;
-                } else {
-                    var n = W[i - 3] ^ W[i - 8] ^ W[i - 14] ^ W[i - 16];
-                    W[i] = (n << 1) | (n >>> 31);
-                }
-
-                var t = ((a << 5) | (a >>> 27)) + e + W[i];
-                if (i < 20) {
-                    t += ((b & c) | (~b & d)) + 0x5a827999;
-                } else if (i < 40) {
-                    t += (b ^ c ^ d) + 0x6ed9eba1;
-                } else if (i < 60) {
-                    t += ((b & c) | (b & d) | (c & d)) - 0x70e44324;
-                } else /* if (i < 80) */ {
-                    t += (b ^ c ^ d) - 0x359d3e2a;
-                }
-
-                e = d;
-                d = c;
-                c = (b << 30) | (b >>> 2);
-                b = a;
-                a = t;
-            }
-
-            // Intermediate hash value
-            H[0] = (H[0] + a) | 0;
-            H[1] = (H[1] + b) | 0;
-            H[2] = (H[2] + c) | 0;
-            H[3] = (H[3] + d) | 0;
-            H[4] = (H[4] + e) | 0;
-        },
-
-        _doFinalize: function () {
-            // Shortcuts
-            var data = this._data;
-            var dataWords = data.words;
-
-            var nBitsTotal = this._nDataBytes * 8;
-            var nBitsLeft = data.sigBytes * 8;
-
-            // Add padding
-            dataWords[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32);
-            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 14] = Math.floor(nBitsTotal / 0x100000000);
-            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 15] = nBitsTotal;
-            data.sigBytes = dataWords.length * 4;
-
-            // Hash final blocks
-            this._process();
-
-            // Return final computed hash
-            return this._hash;
-        },
-
-        clone: function () {
-            var clone = Hasher.clone.call(this);
-            clone._hash = this._hash.clone();
-
-            return clone;
-        }
-    });
-
-    /**
-     * Shortcut function to the hasher's object interface.
-     *
-     * @param {WordArray|string} message The message to hash.
-     *
-     * @return {WordArray} The hash.
-     *
-     * @static
-     *
-     * @example
-     *
-     *     var hash = CryptoJS.SHA1('message');
-     *     var hash = CryptoJS.SHA1(wordArray);
-     */
-    C.SHA1 = Hasher._createHelper(SHA1);
-
-    /**
-     * Shortcut function to the HMAC's object interface.
-     *
-     * @param {WordArray|string} message The message to hash.
-     * @param {WordArray|string} key The secret key.
-     *
-     * @return {WordArray} The HMAC.
-     *
-     * @static
-     *
-     * @example
-     *
-     *     var hmac = CryptoJS.HmacSHA1(message, key);
-     */
-    C.HmacSHA1 = Hasher._createHmacHelper(SHA1);
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function (Math) {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var WordArray = C_lib.WordArray;
-    var Hasher = C_lib.Hasher;
-    var C_algo = C.algo;
-
-    // Initialization and round constants tables
-    var H = [];
-    var K = [];
-
-    // Compute constants
-    (function () {
-        function isPrime(n) {
-            var sqrtN = Math.sqrt(n);
-            for (var factor = 2; factor <= sqrtN; factor++) {
-                if (!(n % factor)) {
-                    return false;
-                }
-            }
-
-            return true;
-        }
-
-        function getFractionalBits(n) {
-            return ((n - (n | 0)) * 0x100000000) | 0;
-        }
-
-        var n = 2;
-        var nPrime = 0;
-        while (nPrime < 64) {
-            if (isPrime(n)) {
-                if (nPrime < 8) {
-                    H[nPrime] = getFractionalBits(Math.pow(n, 1 / 2));
-                }
-                K[nPrime] = getFractionalBits(Math.pow(n, 1 / 3));
-
-                nPrime++;
-            }
-
-            n++;
-        }
-    }());
-
-    // Reusable object
-    var W = [];
-
-    /**
-     * SHA-256 hash algorithm.
-     */
-    var SHA256 = C_algo.SHA256 = Hasher.extend({
-        _doReset: function () {
-            this._hash = new WordArray.init(H.slice(0));
-        },
-
-        _doProcessBlock: function (M, offset) {
-            // Shortcut
-            var H = this._hash.words;
-
-            // Working variables
-            var a = H[0];
-            var b = H[1];
-            var c = H[2];
-            var d = H[3];
-            var e = H[4];
-            var f = H[5];
-            var g = H[6];
-            var h = H[7];
-
-            // Computation
-            for (var i = 0; i < 64; i++) {
-                if (i < 16) {
-                    W[i] = M[offset + i] | 0;
-                } else {
-                    var gamma0x = W[i - 15];
-                    var gamma0  = ((gamma0x << 25) | (gamma0x >>> 7))  ^
-                                  ((gamma0x << 14) | (gamma0x >>> 18)) ^
-                                   (gamma0x >>> 3);
-
-                    var gamma1x = W[i - 2];
-                    var gamma1  = ((gamma1x << 15) | (gamma1x >>> 17)) ^
-                                  ((gamma1x << 13) | (gamma1x >>> 19)) ^
-                                   (gamma1x >>> 10);
-
-                    W[i] = gamma0 + W[i - 7] + gamma1 + W[i - 16];
-                }
-
-                var ch  = (e & f) ^ (~e & g);
-                var maj = (a & b) ^ (a & c) ^ (b & c);
-
-                var sigma0 = ((a << 30) | (a >>> 2)) ^ ((a << 19) | (a >>> 13)) ^ ((a << 10) | (a >>> 22));
-                var sigma1 = ((e << 26) | (e >>> 6)) ^ ((e << 21) | (e >>> 11)) ^ ((e << 7)  | (e >>> 25));
-
-                var t1 = h + sigma1 + ch + K[i] + W[i];
-                var t2 = sigma0 + maj;
-
-                h = g;
-                g = f;
-                f = e;
-                e = (d + t1) | 0;
-                d = c;
-                c = b;
-                b = a;
-                a = (t1 + t2) | 0;
-            }
-
-            // Intermediate hash value
-            H[0] = (H[0] + a) | 0;
-            H[1] = (H[1] + b) | 0;
-            H[2] = (H[2] + c) | 0;
-            H[3] = (H[3] + d) | 0;
-            H[4] = (H[4] + e) | 0;
-            H[5] = (H[5] + f) | 0;
-            H[6] = (H[6] + g) | 0;
-            H[7] = (H[7] + h) | 0;
-        },
-
-        _doFinalize: function () {
-            // Shortcuts
-            var data = this._data;
-            var dataWords = data.words;
-
-            var nBitsTotal = this._nDataBytes * 8;
-            var nBitsLeft = data.sigBytes * 8;
-
-            // Add padding
-            dataWords[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32);
-            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 14] = Math.floor(nBitsTotal / 0x100000000);
-            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 15] = nBitsTotal;
-            data.sigBytes = dataWords.length * 4;
-
-            // Hash final blocks
-            this._process();
-
-            // Return final computed hash
-            return this._hash;
-        },
-
-        clone: function () {
-            var clone = Hasher.clone.call(this);
-            clone._hash = this._hash.clone();
-
-            return clone;
-        }
-    });
-
-    /**
-     * Shortcut function to the hasher's object interface.
-     *
-     * @param {WordArray|string} message The message to hash.
-     *
-     * @return {WordArray} The hash.
-     *
-     * @static
-     *
-     * @example
-     *
-     *     var hash = CryptoJS.SHA256('message');
-     *     var hash = CryptoJS.SHA256(wordArray);
-     */
-    C.SHA256 = Hasher._createHelper(SHA256);
-
-    /**
-     * Shortcut function to the HMAC's object interface.
-     *
-     * @param {WordArray|string} message The message to hash.
-     * @param {WordArray|string} key The secret key.
-     *
-     * @return {WordArray} The HMAC.
-     *
-     * @static
-     *
-     * @example
-     *
-     *     var hmac = CryptoJS.HmacSHA256(message, key);
-     */
-    C.HmacSHA256 = Hasher._createHmacHelper(SHA256);
-}(Math));
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-(function () {
-    // Shortcuts
-    var C = CryptoJS;
-    var C_lib = C.lib;
-    var Base = C_lib.Base;
-    var C_enc = C.enc;
-    var Utf8 = C_enc.Utf8;
-    var C_algo = C.algo;
-
-    /**
-     * HMAC algorithm.
-     */
-    var HMAC = C_algo.HMAC = Base.extend({
-        /**
-         * Initializes a newly created HMAC.
-         *
-         * @param {Hasher} hasher The hash algorithm to use.
-         * @param {WordArray|string} key The secret key.
-         *
-         * @example
-         *
-         *     var hmacHasher = CryptoJS.algo.HMAC.create(CryptoJS.algo.SHA256, key);
-         */
-        init: function (hasher, key) {
-            // Init hasher
-            hasher = this._hasher = new hasher.init();
-
-            // Convert string to WordArray, else assume WordArray already
-            if (typeof key == 'string') {
-                key = Utf8.parse(key);
-            }
-
-            // Shortcuts
-            var hasherBlockSize = hasher.blockSize;
-            var hasherBlockSizeBytes = hasherBlockSize * 4;
-
-            // Allow arbitrary length keys
-            if (key.sigBytes > hasherBlockSizeBytes) {
-                key = hasher.finalize(key);
-            }
-
-            // Clamp excess bits
-            key.clamp();
-
-            // Clone key for inner and outer pads
-            var oKey = this._oKey = key.clone();
-            var iKey = this._iKey = key.clone();
-
-            // Shortcuts
-            var oKeyWords = oKey.words;
-            var iKeyWords = iKey.words;
-
-            // XOR keys with pad constants
-            for (var i = 0; i < hasherBlockSize; i++) {
-                oKeyWords[i] ^= 0x5c5c5c5c;
-                iKeyWords[i] ^= 0x36363636;
-            }
-            oKey.sigBytes = iKey.sigBytes = hasherBlockSizeBytes;
-
-            // Set initial values
-            this.reset();
-        },
-
-        /**
-         * Resets this HMAC to its initial state.
-         *
-         * @example
-         *
-         *     hmacHasher.reset();
-         */
-        reset: function () {
-            // Shortcut
-            var hasher = this._hasher;
-
-            // Reset
-            hasher.reset();
-            hasher.update(this._iKey);
-        },
-
-        /**
-         * Updates this HMAC with a message.
-         *
-         * @param {WordArray|string} messageUpdate The message to append.
-         *
-         * @return {HMAC} This HMAC instance.
-         *
-         * @example
-         *
-         *     hmacHasher.update('message');
-         *     hmacHasher.update(wordArray);
-         */
-        update: function (messageUpdate) {
-            this._hasher.update(messageUpdate);
-
-            // Chainable
-            return this;
-        },
-
-        /**
-         * Finalizes the HMAC computation.
-         * Note that the finalize operation is effectively a destructive, read-once operation.
-         *
-         * @param {WordArray|string} messageUpdate (Optional) A final message update.
-         *
-         * @return {WordArray} The HMAC.
-         *
-         * @example
-         *
-         *     var hmac = hmacHasher.finalize();
-         *     var hmac = hmacHasher.finalize('message');
-         *     var hmac = hmacHasher.finalize(wordArray);
-         */
-        finalize: function (messageUpdate) {
-            // Shortcut
-            var hasher = this._hasher;
-
-            // Compute HMAC
-            var innerHash = hasher.finalize(messageUpdate);
-            hasher.reset();
-            var hmac = hasher.finalize(this._oKey.clone().concat(innerHash));
-
-            return hmac;
-        }
-    });
-}());
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/**
- * A noop padding strategy.
- */
-CryptoJS.pad.NoPadding = {
-    pad: function () {
-    },
-
-    unpad: function () {
-    }
-};
-
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/**
- * Counter block mode.
- */
-CryptoJS.mode.CTR = (function () {
-    var CTR = CryptoJS.lib.BlockCipherMode.extend();
-
-    var Encryptor = CTR.Encryptor = CTR.extend({
-        processBlock: function (words, offset) {
-            // Shortcuts
-            var cipher = this._cipher
-            var blockSize = cipher.blockSize;
-            var iv = this._iv;
-            var counter = this._counter;
-
-            // Generate keystream
-            if (iv) {
-                counter = this._counter = iv.slice(0);
-
-                // Remove IV for subsequent blocks
-                this._iv = undefined;
-            }
-            var keystream = counter.slice(0);
-            cipher.encryptBlock(keystream, 0);
-
-            // Increment counter
-            counter[blockSize - 1] = (counter[blockSize - 1] + 1) | 0
-
-            // Encrypt
-            for (var i = 0; i < blockSize; i++) {
-                words[offset + i] ^= keystream[i];
-            }
-        }
-    });
-
-    CTR.Decryptor = Encryptor;
-
-    return CTR;
-}());
-
-
-  return CryptoJS
-
-}))
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/eventemitter.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/eventemitter.js
deleted file mode 100644
index 0443d1f..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/eventemitter.js
+++ /dev/null
@@ -1,455 +0,0 @@
-/*!
- * EventEmitter v4.2.3 - git.io/ee
- * Oliver Caldwell
- * MIT license
- * @preserve
- */
-
-(function () {
-	'use strict';
-
-	/**
-	 * Class for managing events.
-	 * Can be extended to provide event functionality in other classes.
-	 *
-	 * @class EventEmitter Manages event registering and emitting.
-	 */
-	function EventEmitter() {}
-
-	// Shortcuts to improve speed and size
-
-	// Easy access to the prototype
-	var proto = EventEmitter.prototype;
-
-	/**
-	 * Finds the index of the listener for the event in it's storage array.
-	 *
-	 * @param {Function[]} listeners Array of listeners to search through.
-	 * @param {Function} listener Method to look for.
-	 * @return {Number} Index of the specified listener, -1 if not found
-	 * @api private
-	 */
-	function indexOfListener(listeners, listener) {
-		var i = listeners.length;
-		while (i--) {
-			if (listeners[i].listener === listener) {
-				return i;
-			}
-		}
-
-		return -1;
-	}
-
-	/**
-	 * Alias a method while keeping the context correct, to allow for overwriting of target method.
-	 *
-	 * @param {String} name The name of the target method.
-	 * @return {Function} The aliased method
-	 * @api private
-	 */
-	function alias(name) {
-		return function aliasClosure() {
-			return this[name].apply(this, arguments);
-		};
-	}
-
-	/**
-	 * Returns the listener array for the specified event.
-	 * Will initialise the event object and listener arrays if required.
-	 * Will return an object if you use a regex search. The object contains keys for each matched event. So /ba[rz]/ might return an object containing bar and baz. But only if you have either defined them with defineEvent or added some listeners to them.
-	 * Each property in the object response is an array of listener functions.
-	 *
-	 * @param {String|RegExp} evt Name of the event to return the listeners from.
-	 * @return {Function[]|Object} All listener functions for the event.
-	 */
-	proto.getListeners = function getListeners(evt) {
-		var events = this._getEvents();
-		var response;
-		var key;
-
-		// Return a concatenated array of all matching events if
-		// the selector is a regular expression.
-		if (typeof evt === 'object') {
-			response = {};
-			for (key in events) {
-				if (events.hasOwnProperty(key) && evt.test(key)) {
-					response[key] = events[key];
-				}
-			}
-		}
-		else {
-			response = events[evt] || (events[evt] = []);
-		}
-
-		return response;
-	};
-
-	/**
-	 * Takes a list of listener objects and flattens it into a list of listener functions.
-	 *
-	 * @param {Object[]} listeners Raw listener objects.
-	 * @return {Function[]} Just the listener functions.
-	 */
-	proto.flattenListeners = function flattenListeners(listeners) {
-		var flatListeners = [];
-		var i;
-
-		for (i = 0; i < listeners.length; i += 1) {
-			flatListeners.push(listeners[i].listener);
-		}
-
-		return flatListeners;
-	};
-
-	/**
-	 * Fetches the requested listeners via getListeners but will always return the results inside an object. This is mainly for internal use but others may find it useful.
-	 *
-	 * @param {String|RegExp} evt Name of the event to return the listeners from.
-	 * @return {Object} All listener functions for an event in an object.
-	 */
-	proto.getListenersAsObject = function getListenersAsObject(evt) {
-		var listeners = this.getListeners(evt);
-		var response;
-
-		if (listeners instanceof Array) {
-			response = {};
-			response[evt] = listeners;
-		}
-
-		return response || listeners;
-	};
-
-	/**
-	 * Adds a listener function to the specified event.
-	 * The listener will not be added if it is a duplicate.
-	 * If the listener returns true then it will be removed after it is called.
-	 * If you pass a regular expression as the event name then the listener will be added to all events that match it.
-	 *
-	 * @param {String|RegExp} evt Name of the event to attach the listener to.
-	 * @param {Function} listener Method to be called when the event is emitted. If the function returns true then it will be removed after calling.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.addListener = function addListener(evt, listener) {
-		var listeners = this.getListenersAsObject(evt);
-		var listenerIsWrapped = typeof listener === 'object';
-		var key;
-
-		for (key in listeners) {
-			if (listeners.hasOwnProperty(key) && indexOfListener(listeners[key], listener) === -1) {
-				listeners[key].push(listenerIsWrapped ? listener : {
-					listener: listener,
-					once: false
-				});
-			}
-		}
-
-		return this;
-	};
-
-	/**
-	 * Alias of addListener
-	 */
-	proto.on = alias('addListener');
-
-	/**
-	 * Semi-alias of addListener. It will add a listener that will be
-	 * automatically removed after it's first execution.
-	 *
-	 * @param {String|RegExp} evt Name of the event to attach the listener to.
-	 * @param {Function} listener Method to be called when the event is emitted. If the function returns true then it will be removed after calling.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.addOnceListener = function addOnceListener(evt, listener) {
-		return this.addListener(evt, {
-			listener: listener,
-			once: true
-		});
-	};
-
-	/**
-	 * Alias of addOnceListener.
-	 */
-	proto.once = alias('addOnceListener');
-
-	/**
-	 * Defines an event name. This is required if you want to use a regex to add a listener to multiple events at once. If you don't do this then how do you expect it to know what event to add to? Should it just add to every possible match for a regex? No. That is scary and bad.
-	 * You need to tell it what event names should be matched by a regex.
-	 *
-	 * @param {String} evt Name of the event to create.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.defineEvent = function defineEvent(evt) {
-		this.getListeners(evt);
-		return this;
-	};
-
-	/**
-	 * Uses defineEvent to define multiple events.
-	 *
-	 * @param {String[]} evts An array of event names to define.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.defineEvents = function defineEvents(evts) {
-		for (var i = 0; i < evts.length; i += 1) {
-			this.defineEvent(evts[i]);
-		}
-		return this;
-	};
-
-	/**
-	 * Removes a listener function from the specified event.
-	 * When passed a regular expression as the event name, it will remove the listener from all events that match it.
-	 *
-	 * @param {String|RegExp} evt Name of the event to remove the listener from.
-	 * @param {Function} listener Method to remove from the event.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.removeListener = function removeListener(evt, listener) {
-		var listeners = this.getListenersAsObject(evt);
-		var index;
-		var key;
-
-		for (key in listeners) {
-			if (listeners.hasOwnProperty(key)) {
-				index = indexOfListener(listeners[key], listener);
-
-				if (index !== -1) {
-					listeners[key].splice(index, 1);
-				}
-			}
-		}
-
-		return this;
-	};
-
-	/**
-	 * Alias of removeListener
-	 */
-	proto.off = alias('removeListener');
-
-	/**
-	 * Adds listeners in bulk using the manipulateListeners method.
-	 * If you pass an object as the second argument you can add to multiple events at once. The object should contain key value pairs of events and listeners or listener arrays. You can also pass it an event name and an array of listeners to be added.
-	 * You can also pass it a regular expression to add the array of listeners to all events that match it.
-	 * Yeah, this function does quite a bit. That's probably a bad thing.
-	 *
-	 * @param {String|Object|RegExp} evt An event name if you will pass an array of listeners next. An object if you wish to add to multiple events at once.
-	 * @param {Function[]} [listeners] An optional array of listener functions to add.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.addListeners = function addListeners(evt, listeners) {
-		// Pass through to manipulateListeners
-		return this.manipulateListeners(false, evt, listeners);
-	};
-
-	/**
-	 * Removes listeners in bulk using the manipulateListeners method.
-	 * If you pass an object as the second argument you can remove from multiple events at once. The object should contain key value pairs of events and listeners or listener arrays.
-	 * You can also pass it an event name and an array of listeners to be removed.
-	 * You can also pass it a regular expression to remove the listeners from all events that match it.
-	 *
-	 * @param {String|Object|RegExp} evt An event name if you will pass an array of listeners next. An object if you wish to remove from multiple events at once.
-	 * @param {Function[]} [listeners] An optional array of listener functions to remove.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.removeListeners = function removeListeners(evt, listeners) {
-		// Pass through to manipulateListeners
-		return this.manipulateListeners(true, evt, listeners);
-	};
-
-	/**
-	 * Edits listeners in bulk. The addListeners and removeListeners methods both use this to do their job. You should really use those instead, this is a little lower level.
-	 * The first argument will determine if the listeners are removed (true) or added (false).
-	 * If you pass an object as the second argument you can add/remove from multiple events at once. The object should contain key value pairs of events and listeners or listener arrays.
-	 * You can also pass it an event name and an array of listeners to be added/removed.
-	 * You can also pass it a regular expression to manipulate the listeners of all events that match it.
-	 *
-	 * @param {Boolean} remove True if you want to remove listeners, false if you want to add.
-	 * @param {String|Object|RegExp} evt An event name if you will pass an array of listeners next. An object if you wish to add/remove from multiple events at once.
-	 * @param {Function[]} [listeners] An optional array of listener functions to add/remove.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.manipulateListeners = function manipulateListeners(remove, evt, listeners) {
-		var i;
-		var value;
-		var single = remove ? this.removeListener : this.addListener;
-		var multiple = remove ? this.removeListeners : this.addListeners;
-
-		// If evt is an object then pass each of it's properties to this method
-		if (typeof evt === 'object' && !(evt instanceof RegExp)) {
-			for (i in evt) {
-				if (evt.hasOwnProperty(i) && (value = evt[i])) {
-					// Pass the single listener straight through to the singular method
-					if (typeof value === 'function') {
-						single.call(this, i, value);
-					}
-					else {
-						// Otherwise pass back to the multiple function
-						multiple.call(this, i, value);
-					}
-				}
-			}
-		}
-		else {
-			// So evt must be a string
-			// And listeners must be an array of listeners
-			// Loop over it and pass each one to the multiple method
-			i = listeners.length;
-			while (i--) {
-				single.call(this, evt, listeners[i]);
-			}
-		}
-
-		return this;
-	};
-
-	/**
-	 * Removes all listeners from a specified event.
-	 * If you do not specify an event then all listeners will be removed.
-	 * That means every event will be emptied.
-	 * You can also pass a regex to remove all events that match it.
-	 *
-	 * @param {String|RegExp} [evt] Optional name of the event to remove all listeners for. Will remove from every event if not passed.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.removeEvent = function removeEvent(evt) {
-		var type = typeof evt;
-		var events = this._getEvents();
-		var key;
-
-		// Remove different things depending on the state of evt
-		if (type === 'string') {
-			// Remove all listeners for the specified event
-			delete events[evt];
-		}
-		else if (type === 'object') {
-			// Remove all events matching the regex.
-			for (key in events) {
-				if (events.hasOwnProperty(key) && evt.test(key)) {
-					delete events[key];
-				}
-			}
-		}
-		else {
-			// Remove all listeners in all events
-			delete this._events;
-		}
-
-		return this;
-	};
-
-	/**
-	 * Emits an event of your choice.
-	 * When emitted, every listener attached to that event will be executed.
-	 * If you pass the optional argument array then those arguments will be passed to every listener upon execution.
-	 * Because it uses `apply`, your array of arguments will be passed as if you wrote them out separately.
-	 * So they will not arrive within the array on the other side, they will be separate.
-	 * You can also pass a regular expression to emit to all events that match it.
-	 *
-	 * @param {String|RegExp} evt Name of the event to emit and execute listeners for.
-	 * @param {Array} [args] Optional array of arguments to be passed to each listener.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.emitEvent = function emitEvent(evt, args) {
-		var listeners = this.getListenersAsObject(evt);
-		var listener;
-		var i;
-		var key;
-		var response;
-
-		for (key in listeners) {
-			if (listeners.hasOwnProperty(key)) {
-				i = listeners[key].length;
-
-				while (i--) {
-					// If the listener returns true then it shall be removed from the event
-					// The function is executed either with a basic call or an apply if there is an args array
-					listener = listeners[key][i];
-
-					if (listener.once === true) {
-						this.removeListener(evt, listener.listener);
-					}
-
-					response = listener.listener.apply(this, args || []);
-
-					if (response === this._getOnceReturnValue()) {
-						this.removeListener(evt, listener.listener);
-					}
-				}
-			}
-		}
-
-		return this;
-	};
-
-	/**
-	 * Alias of emitEvent
-	 */
-	proto.trigger = alias('emitEvent');
-
-	/**
-	 * Subtly different from emitEvent in that it will pass its arguments on to the listeners, as opposed to taking a single array of arguments to pass on.
-	 * As with emitEvent, you can pass a regex in place of the event name to emit to all events that match it.
-	 *
-	 * @param {String|RegExp} evt Name of the event to emit and execute listeners for.
-	 * @param {...*} Optional additional arguments to be passed to each listener.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.emit = function emit(evt) {
-		var args = Array.prototype.slice.call(arguments, 1);
-		return this.emitEvent(evt, args);
-	};
-
-	/**
-	 * Sets the current value to check against when executing listeners. If a
-	 * listeners return value matches the one set here then it will be removed
-	 * after execution. This value defaults to true.
-	 *
-	 * @param {*} value The new value to check for when executing listeners.
-	 * @return {Object} Current instance of EventEmitter for chaining.
-	 */
-	proto.setOnceReturnValue = function setOnceReturnValue(value) {
-		this._onceReturnValue = value;
-		return this;
-	};
-
-	/**
-	 * Fetches the current value to check against when executing listeners. If
-	 * the listeners return value matches this one then it should be removed
-	 * automatically. It will return true by default.
-	 *
-	 * @return {*|Boolean} The current value to check for or the default, true.
-	 * @api private
-	 */
-	proto._getOnceReturnValue = function _getOnceReturnValue() {
-		if (this.hasOwnProperty('_onceReturnValue')) {
-			return this._onceReturnValue;
-		}
-		else {
-			return true;
-		}
-	};
-
-	/**
-	 * Fetches the events object and creates one if required.
-	 *
-	 * @return {Object} The events storage object.
-	 * @api private
-	 */
-	proto._getEvents = function _getEvents() {
-		return this._events || (this._events = {});
-	};
-
-	// Expose the class either via AMD, CommonJS or the global object
-	if (typeof define === 'function' && define.amd) {
-		define(function () {
-			return EventEmitter;
-		});
-	}
-	else if (typeof module === 'object' && module.exports){
-		module.exports = EventEmitter;
-	}
-	else {
-		this.EventEmitter = EventEmitter;
-	}
-}.call(this));
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/salsa20.js b/app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/salsa20.js
deleted file mode 100644
index 485314b..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/salsa20.js
+++ /dev/null
@@ -1,254 +0,0 @@
-// Salsa20 implementation
-// Contributed to Cryptocat by Dmitry Chestnykh
-// 21-01-2013
-
-;(function (root, factory) {
-
-  if (typeof define === 'function' && define.amd) {
-    define(factory)
-  } else if (typeof module !== 'undefined' && module.exports) {
-    module.exports = factory()
-  } else {
-    root.Salsa20 = factory()
-  }
-
-}(this, function () {
-
-    function Salsa20(key, nonce) {
-        // Constants.
-        this.rounds = 20; // number of Salsa rounds
-        this.sigmaWords = [0x61707865, 0x3320646e, 0x79622d32, 0x6b206574];
-
-        // State.
-        this.keyWords = [];           // key words
-        this.nonceWords = [0, 0];     // nonce words
-        this.counterWords = [0, 0];   // block counter words
-
-        // Output buffer.
-        this.block = [];        // output block of 64 bytes
-        this.blockUsed = 64;     // number of block bytes used
-
-        this.setKey(key);
-        this.setNonce(nonce);
-    }
-
-    // setKey sets the key to the given 32-byte array.
-    Salsa20.prototype.setKey = function(key) {
-        for (var i = 0, j = 0; i < 8; i++, j += 4) {
-            this.keyWords[i] = (key[j] & 0xff)        |
-                              ((key[j+1] & 0xff)<<8)  |
-                              ((key[j+2] & 0xff)<<16) |
-                              ((key[j+3] & 0xff)<<24);
-        }
-        this._reset();
-    };
-
-    // setNonce sets the nonce to the given 8-byte array.
-    Salsa20.prototype.setNonce = function(nonce) {
-        this.nonceWords[0] = (nonce[0] & 0xff)      |
-                            ((nonce[1] & 0xff)<<8)  |
-                            ((nonce[2] & 0xff)<<16) |
-                            ((nonce[3] & 0xff)<<24);
-        this.nonceWords[1] = (nonce[4] & 0xff)      |
-                            ((nonce[5] & 0xff)<<8)  |
-                            ((nonce[6] & 0xff)<<16) |
-                            ((nonce[7] & 0xff)<<24);
-        this._reset();
-    };
-
-    // getBytes returns the next numberOfBytes bytes of stream.
-    Salsa20.prototype.getBytes = function(numberOfBytes) {
-        var out = new Array(numberOfBytes);
-        for (var i = 0; i < numberOfBytes; i++) {
-            if (this.blockUsed == 64) {
-                this._generateBlock();
-                this._incrementCounter();
-                this.blockUsed = 0;
-            }
-            out[i] = this.block[this.blockUsed];
-            this.blockUsed++;
-        }
-        return out;
-    };
-
-    Salsa20.prototype.getHexString = function(numberOfBytes) {
-        var hex=['0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f'];
-        var out = [];
-        var bytes = this.getBytes(numberOfBytes);
-        for(var i = 0; i < bytes.length; i++) {
-            out.push(hex[(bytes[i] >> 4) & 15]);
-            out.push(hex[bytes[i] & 15]);
-        }
-        return out.join('');
-    };
-
-    // Private methods.
-
-    Salsa20.prototype._reset = function() {
-        this.counterWords[0] = 0;
-        this.counterWords[1] = 0;
-        this.blockUsed = 64;
-    };
-
-    // _incrementCounter increments block counter.
-    Salsa20.prototype._incrementCounter = function() {
-        // Note: maximum 2^64 blocks.
-        this.counterWords[0] = (this.counterWords[0] + 1) & 0xffffffff;
-        if (this.counterWords[0] == 0) {
-            this.counterWords[1] = (this.counterWords[1] + 1) & 0xffffffff;
-        }
-    };
-
-    // _generateBlock generates 64 bytes from key, nonce, and counter,
-    // and puts the result into this.block.
-    Salsa20.prototype._generateBlock = function() {
-        var j0 = this.sigmaWords[0],
-            j1 = this.keyWords[0],
-            j2 = this.keyWords[1],
-            j3 = this.keyWords[2],
-            j4 = this.keyWords[3],
-            j5 = this.sigmaWords[1],
-            j6 = this.nonceWords[0],
-            j7 = this.nonceWords[1],
-            j8 = this.counterWords[0],
-            j9 = this.counterWords[1],
-            j10 = this.sigmaWords[2],
-            j11 = this.keyWords[4],
-            j12 = this.keyWords[5],
-            j13 = this.keyWords[6],
-            j14 = this.keyWords[7],
-            j15 = this.sigmaWords[3];
-
-            var x0 = j0, x1 = j1, x2 = j2, x3 = j3, x4 = j4, x5 = j5, x6 = j6, x7 = j7,
-                x8 = j8, x9 = j9, x10 = j10, x11 = j11, x12 = j12, x13 = j13, x14 = j14, x15 = j15;
-
-            var u;
-
-            for (var i = 0; i < this.rounds; i += 2) {
-                u = x0 + x12;
-                x4 ^= (u<<7) | (u>>>(32-7));
-                u = x4 + x0;
-                x8 ^= (u<<9) | (u>>>(32-9));
-                u = x8 + x4;
-                x12 ^= (u<<13) | (u>>>(32-13));
-                u = x12 + x8;
-                x0 ^= (u<<18) | (u>>>(32-18));
-
-                u = x5 + x1;
-                x9 ^= (u<<7) | (u>>>(32-7));
-                u = x9 + x5;
-                x13 ^= (u<<9) | (u>>>(32-9));
-                u = x13 + x9;
-                x1 ^= (u<<13) | (u>>>(32-13));
-                u = x1 + x13;
-                x5 ^= (u<<18) | (u>>>(32-18));
-
-                u = x10 + x6;
-                x14 ^= (u<<7) | (u>>>(32-7));
-                u = x14 + x10;
-                x2 ^= (u<<9) | (u>>>(32-9));
-                u = x2 + x14;
-                x6 ^= (u<<13) | (u>>>(32-13));
-                u = x6 + x2;
-                x10 ^= (u<<18) | (u>>>(32-18));
-
-                u = x15 + x11;
-                x3 ^= (u<<7) | (u>>>(32-7));
-                u = x3 + x15;
-                x7 ^= (u<<9) | (u>>>(32-9));
-                u = x7 + x3;
-                x11 ^= (u<<13) | (u>>>(32-13));
-                u = x11 + x7;
-                x15 ^= (u<<18) | (u>>>(32-18));
-
-                u = x0 + x3;
-                x1 ^= (u<<7) | (u>>>(32-7));
-                u = x1 + x0;
-                x2 ^= (u<<9) | (u>>>(32-9));
-                u = x2 + x1;
-                x3 ^= (u<<13) | (u>>>(32-13));
-                u = x3 + x2;
-                x0 ^= (u<<18) | (u>>>(32-18));
-
-                u = x5 + x4;
-                x6 ^= (u<<7) | (u>>>(32-7));
-                u = x6 + x5;
-                x7 ^= (u<<9) | (u>>>(32-9));
-                u = x7 + x6;
-                x4 ^= (u<<13) | (u>>>(32-13));
-                u = x4 + x7;
-                x5 ^= (u<<18) | (u>>>(32-18));
-
-                u = x10 + x9;
-                x11 ^= (u<<7) | (u>>>(32-7));
-                u = x11 + x10;
-                x8 ^= (u<<9) | (u>>>(32-9));
-                u = x8 + x11;
-                x9 ^= (u<<13) | (u>>>(32-13));
-                u = x9 + x8;
-                x10 ^= (u<<18) | (u>>>(32-18));
-
-                u = x15 + x14;
-                x12 ^= (u<<7) | (u>>>(32-7));
-                u = x12 + x15;
-                x13 ^= (u<<9) | (u>>>(32-9));
-                u = x13 + x12;
-                x14 ^= (u<<13) | (u>>>(32-13));
-                u = x14 + x13;
-                x15 ^= (u<<18) | (u>>>(32-18));
-            }
-
-            x0 += j0;
-            x1 += j1;
-            x2 += j2;
-            x3 += j3;
-            x4 += j4;
-            x5 += j5;
-            x6 += j6;
-            x7 += j7;
-            x8 += j8;
-            x9 += j9;
-            x10 += j10;
-            x11 += j11;
-            x12 += j12;
-            x13 += j13;
-            x14 += j14;
-            x15 += j15;
-
-            this.block[ 0] = ( x0 >>>  0) & 0xff; this.block[ 1] = ( x0 >>>  8) & 0xff;
-            this.block[ 2] = ( x0 >>> 16) & 0xff; this.block[ 3] = ( x0 >>> 24) & 0xff;
-            this.block[ 4] = ( x1 >>>  0) & 0xff; this.block[ 5] = ( x1 >>>  8) & 0xff;
-            this.block[ 6] = ( x1 >>> 16) & 0xff; this.block[ 7] = ( x1 >>> 24) & 0xff;
-            this.block[ 8] = ( x2 >>>  0) & 0xff; this.block[ 9] = ( x2 >>>  8) & 0xff;
-            this.block[10] = ( x2 >>> 16) & 0xff; this.block[11] = ( x2 >>> 24) & 0xff;
-            this.block[12] = ( x3 >>>  0) & 0xff; this.block[13] = ( x3 >>>  8) & 0xff;
-            this.block[14] = ( x3 >>> 16) & 0xff; this.block[15] = ( x3 >>> 24) & 0xff;
-            this.block[16] = ( x4 >>>  0) & 0xff; this.block[17] = ( x4 >>>  8) & 0xff;
-            this.block[18] = ( x4 >>> 16) & 0xff; this.block[19] = ( x4 >>> 24) & 0xff;
-            this.block[20] = ( x5 >>>  0) & 0xff; this.block[21] = ( x5 >>>  8) & 0xff;
-            this.block[22] = ( x5 >>> 16) & 0xff; this.block[23] = ( x5 >>> 24) & 0xff;
-            this.block[24] = ( x6 >>>  0) & 0xff; this.block[25] = ( x6 >>>  8) & 0xff;
-            this.block[26] = ( x6 >>> 16) & 0xff; this.block[27] = ( x6 >>> 24) & 0xff;
-            this.block[28] = ( x7 >>>  0) & 0xff; this.block[29] = ( x7 >>>  8) & 0xff;
-            this.block[30] = ( x7 >>> 16) & 0xff; this.block[31] = ( x7 >>> 24) & 0xff;
-            this.block[32] = ( x8 >>>  0) & 0xff; this.block[33] = ( x8 >>>  8) & 0xff;
-            this.block[34] = ( x8 >>> 16) & 0xff; this.block[35] = ( x8 >>> 24) & 0xff;
-            this.block[36] = ( x9 >>>  0) & 0xff; this.block[37] = ( x9 >>>  8) & 0xff;
-            this.block[38] = ( x9 >>> 16) & 0xff; this.block[39] = ( x9 >>> 24) & 0xff;
-            this.block[40] = (x10 >>>  0) & 0xff; this.block[41] = (x10 >>>  8) & 0xff;
-            this.block[42] = (x10 >>> 16) & 0xff; this.block[43] = (x10 >>> 24) & 0xff;
-            this.block[44] = (x11 >>>  0) & 0xff; this.block[45] = (x11 >>>  8) & 0xff;
-            this.block[46] = (x11 >>> 16) & 0xff; this.block[47] = (x11 >>> 24) & 0xff;
-            this.block[48] = (x12 >>>  0) & 0xff; this.block[49] = (x12 >>>  8) & 0xff;
-            this.block[50] = (x12 >>> 16) & 0xff; this.block[51] = (x12 >>> 24) & 0xff;
-            this.block[52] = (x13 >>>  0) & 0xff; this.block[53] = (x13 >>>  8) & 0xff;
-            this.block[54] = (x13 >>> 16) & 0xff; this.block[55] = (x13 >>> 24) & 0xff;
-            this.block[56] = (x14 >>>  0) & 0xff; this.block[57] = (x14 >>>  8) & 0xff;
-            this.block[58] = (x14 >>> 16) & 0xff; this.block[59] = (x14 >>> 24) & 0xff;
-            this.block[60] = (x15 >>>  0) & 0xff; this.block[61] = (x15 >>>  8) & 0xff;
-            this.block[62] = (x15 >>> 16) & 0xff; this.block[63] = (x15 >>> 24) & 0xff;
-    };
-
-  return Salsa20
-
-}))
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/strophe.caps.js b/app/assets/javascripts/diaspora_jsxc/lib/strophe.caps.js
deleted file mode 100644
index be5a21a..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/strophe.caps.js
+++ /dev/null
@@ -1,275 +0,0 @@
-/**
- * Entity Capabilities (XEP-0115)
- * 
- * Depends on disco plugin.
- * 
- * See: http://xmpp.org/extensions/xep-0115.html
- * 
- * Authors: - Michael Weibel <michael.weibel at gmail.com> - Klaus Herberth <klaus at jsxc.org>
- * Copyright: - Michael Weibel <michael.weibel at gmail.com>
- * 
- * @license MIT
- */
-
-(function($) {
-   Strophe.addConnectionPlugin('caps', {
-      /**
-       * Constant: HASH Hash used
-       * 
-       * Currently only sha-1 is supported.
-       */
-      HASH: 'sha-1',
-      /**
-       * Variable: node Client which is being used.
-       * 
-       * Can be overwritten as soon as Strophe has been initialized.
-       */
-      node: 'http://strophe.im/strophejs/',
-      /**
-       * PrivateVariable: _ver Own generated version string
-       */
-      _ver: '',
-      /**
-       * PrivateVariable: _connection Strophe connection
-       */
-      _connection: null,
-      /**
-       * PrivateVariable: _knownCapabilities A hashtable containing
-       * version-strings and their capabilities, serialized as string.
-       * 
-       * TODO: Maybe those caps shouldn't be serialized.
-       */
-      _knownCapabilities: JSON.parse(localStorage.getItem('strophe.caps._knownCapabilities')) || {},
-
-      /**
-       * PrivateVariable: _jidVerIndex A hashtable containing jids and their
-       * versions for better lookup of capabilities.
-       */
-      _jidVerIndex: JSON.parse(localStorage.getItem('strophe.caps._jidVerIndex')) || {},
-
-      /**
-       * Function: init Initialize plugin: - Add caps namespace - Add caps
-       * feature to disco plugin - Add handler for caps stanzas
-       * 
-       * Parameters: (Strophe.Connection) conn - Strophe connection
-       */
-      init: function(conn) {
-         this._connection = conn;
-
-         Strophe.addNamespace('CAPS', 'http://jabber.org/protocol/caps');
-
-         if (!this._connection.disco) {
-            throw "Caps plugin requires the disco plugin to be installed.";
-         }
-
-         this._connection.disco.addFeature(Strophe.NS.CAPS);
-         this._connection.addHandler(this._delegateCapabilities.bind(this), Strophe.NS.CAPS);
-      },
-
-      /**
-       * Function: generateCapsAttrs Returns the attributes for generating the
-       * "c"-stanza containing the own version
-       * 
-       * Returns: (Object) - attributes
-       */
-      generateCapsAttrs: function() {
-         return {
-            'xmlns': Strophe.NS.CAPS,
-            'hash': this.HASH,
-            'node': this.node,
-            'ver': this.generateVer()
-         };
-      },
-
-      /**
-       * Function: generateVer Returns the base64 encoded version string
-       * (encoded itself with sha1)
-       * 
-       * Returns: (String) - version
-       */
-      generateVer: function() {
-         if (this._ver !== "") {
-            return this._ver;
-         }
-
-         var ver = "", identities = this._connection.disco._identities.sort(this._sortIdentities), identitiesLen = identities.length, features = this._connection.disco._features.sort(), featuresLen = features.length;
-         for (var i = 0; i < identitiesLen; i++) {
-            var curIdent = identities[i];
-            ver += curIdent.category + "/" + curIdent.type + "/" + curIdent.lang + "/" + curIdent.name + "<";
-         }
-         for (var i = 0; i < featuresLen; i++) {
-            ver += features[i] + '<';
-         }
-
-         this._ver = b64_sha1(ver);
-         return this._ver;
-      },
-
-      /**
-       * Function: getCapabilitiesByJid Returns serialized capabilities of a jid
-       * (if available). Otherwise null.
-       * 
-       * Parameters: (String) jid - Jabber id
-       * 
-       * Returns: (String|null) - capabilities, serialized; or null when not
-       * available.
-       */
-      getCapabilitiesByJid: function(jid) {
-         if (this._jidVerIndex[jid]) {
-            return this._knownCapabilities[this._jidVerIndex[jid]];
-         }
-         return null;
-      },
-      hasFeatureByJid: function(jid, feature) {
-         if (this._jidVerIndex[jid] && feature !== null && typeof feature !== 'undefined') {
-            if(!$.isArray(feature)){
-               feature = $.makeArray(feature);
-            }
-            
-            var i, knownCapabilities;
-            knownCapabilities = this._knownCapabilities[this._jidVerIndex[jid]];
-            if (!knownCapabilities) {
-               return null;
-            }
-            for (i = 0; i < feature.length; i++) {
-               if (knownCapabilities['features'].indexOf(feature[i]) < 0) {
-                  return false;
-               }
-            }
-            return true;
-         }
-         return false;
-      },
-
-      /**
-       * PrivateFunction: _delegateCapabilities Checks if the version has
-       * already been saved. If yes: do nothing. If no: Request capabilities
-       * 
-       * Parameters: (Strophe.Builder) stanza - Stanza
-       * 
-       * Returns: (Boolean)
-       */
-      _delegateCapabilities: function(stanza) {
-         var from = stanza.getAttribute('from'), c = stanza.querySelector('c'), ver = c.getAttribute('ver'), node = c.getAttribute('node');
-         if (!this._knownCapabilities[ver]) {
-            return this._requestCapabilities(from, node, ver);
-         } else {
-            this._jidVerIndex[from] = ver;
-         }
-         if (!this._jidVerIndex[from] || !this._jidVerIndex[from] !== ver) {
-            this._jidVerIndex[from] = ver;
-         }
-
-         localStorage.setItem('strophe.caps._jidVerIndex', JSON.stringify(this._jidVerIndex));
-         $(document).trigger('caps.strophe', [ from, this._knownCapabilities[ver], ver]);
-
-         return true;
-      },
-
-      /**
-       * PrivateFunction: _requestCapabilities Requests capabilities from the
-       * one which sent the caps-info stanza. This is done using disco info.
-       * 
-       * Additionally, it registers a handler for handling the reply.
-       * 
-       * Parameters: (String) to - Destination jid (String) node - Node
-       * attribute of the caps-stanza (String) ver - Version of the caps-stanza
-       * 
-       * Returns: (Boolean) - true
-       */
-      _requestCapabilities: function(to, node, ver) {
-         if (to !== this._connection.jid) {
-            var id = this._connection.disco.info(to, node + '#' + ver);
-            this._connection.addHandler(this._handleDiscoInfoReply.bind(this), Strophe.NS.DISCO_INFO, 'iq', 'result', id, to);
-         }
-         return true;
-      },
-
-      /**
-       * PrivateFunction: _handleDiscoInfoReply Parses the disco info reply and
-       * adds the version & it's capabilities to the _knownCapabilities
-       * variable. Additionally, it adds the jid & the version to the
-       * _jidVerIndex variable for a better lookup.
-       * 
-       * Parameters: (Strophe.Builder) stanza - Disco info stanza
-       * 
-       * Returns: (Boolean) - false, to automatically remove the handler.
-       */
-      _handleDiscoInfoReply: function(stanza) {
-         var query = stanza.querySelector('query');
-         var from = stanza.getAttribute('from');
-         var node = query.getAttribute('node');
-         var ver = (node)? node.split('#')[1] : this._jidVerIndex[from]; //fix open prosody issue
-
-         if (!this._knownCapabilities[ver]) {
-            var childNodes = query.childNodes, childNodesLen = childNodes.length;
-            this._knownCapabilities[ver] = {
-               features: [],
-               identities: []
-            };
-
-            for (var i = 0; i < childNodesLen; i++) {
-               var node = childNodes[i];
-               if (node.nodeName == 'feature') {
-                  this._knownCapabilities[ver]['features'].push(node.getAttribute('var'));
-               } else if (node.nodeName == 'identity') {
-                  this._knownCapabilities[ver]['identities'].push(this._attributesToJsObject(node.attributes));
-               } else {
-                  if (typeof this._knownCapabilities[ver][node.nodeName] === 'undefined')
-                     this._knownCapabilities[ver][node.nodeName] = [];
-                  this._knownCapabilities[ver][node.nodeName].push(this._attributesToJsObject(node.attributes));
-               }
-
-            }
-            this._jidVerIndex[from] = ver;
-         } else if (!this._jidVerIndex[from] || !this._jidVerIndex[from] !== ver) {
-            this._jidVerIndex[from] = ver;
-         }
-
-         localStorage.setItem('strophe.caps._jidVerIndex', JSON.stringify(this._jidVerIndex));
-         localStorage.setItem('strophe.caps._knownCapabilities', JSON.stringify(this._knownCapabilities));
-         $(document).trigger('caps.strophe', [ from, this._knownCapabilities[ver], ver ]);
-
-         return false;
-      },
-
-      _attributesToJsObject: function(attr) {
-         var obj = {};
-
-         for (i = 0; i < attr.length; i++)
-            obj[attr[i].name] = attr[i].value;
-
-         return obj;
-      },
-
-      /**
-       * PrivateFunction: _sortIdentities Sorts two identities according the
-       * sorting requirements in XEP-0115.
-       * 
-       * Parameters: (Object) a - Identity a (Object) b - Identity b
-       * 
-       * Returns: (Integer) - 1, 0 or -1; according to which one's greater.
-       */
-      _sortIdentities: function(a, b) {
-         if (a.category > b.category) {
-            return 1;
-         }
-         if (a.category < b.category) {
-            return -1;
-         }
-         if (a.type > b.type) {
-            return 1;
-         }
-         if (a.type < b.type) {
-            return -1;
-         }
-         if (a.lang > b.lang) {
-            return 1;
-         }
-         if (a.lang < b.lang) {
-            return -1;
-         }
-         return 0;
-      }
-   });
-}(jQuery));
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/strophe.disco.js b/app/assets/javascripts/diaspora_jsxc/lib/strophe.disco.js
deleted file mode 100644
index eb3f913..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/strophe.disco.js
+++ /dev/null
@@ -1,232 +0,0 @@
-/*
-  Copyright 2010, François de Metz <francois at 2metz.fr>
-*/
-
-/**
- * Disco Strophe Plugin
- * Implement http://xmpp.org/extensions/xep-0030.html
- * TODO: manage node hierarchies, and node on info request
- */
-Strophe.addConnectionPlugin('disco',
-{
-    _connection: null,
-    _identities : [],
-    _features : [],
-    _items : [],
-    /** Function: init
-     * Plugin init
-     *
-     * Parameters:
-     *   (Strophe.Connection) conn - Strophe connection
-     */
-    init: function(conn)
-    {
-    this._connection = conn;
-        this._identities = [];
-        this._features   = [];
-        this._items      = [];
-        // disco info
-        conn.addHandler(this._onDiscoInfo.bind(this), Strophe.NS.DISCO_INFO, 'iq', 'get', null, null);
-        // disco items
-        conn.addHandler(this._onDiscoItems.bind(this), Strophe.NS.DISCO_ITEMS, 'iq', 'get', null, null);
-    },
-    /** Function: addIdentity
-     * See http://xmpp.org/registrar/disco-categories.html
-     * Parameters:
-     *   (String) category - category of identity (like client, automation, etc ...)
-     *   (String) type - type of identity (like pc, web, bot , etc ...)
-     *   (String) name - name of identity in natural language
-     *   (String) lang - lang of name parameter
-     *
-     * Returns:
-     *   Boolean
-     */
-    addIdentity: function(category, type, name, lang)
-    {
-        for (var i=0; i<this._identities.length; i++)
-        {
-            if (this._identities[i].category == category &&
-                this._identities[i].type == type &&
-                this._identities[i].name == name &&
-                this._identities[i].lang == lang)
-            {
-                return false;
-            }
-        }
-        this._identities.push({category: category, type: type, name: name, lang: lang});
-        return true;
-    },
-    /** Function: addFeature
-     *
-     * Parameters:
-     *   (String) var_name - feature name (like jabber:iq:version)
-     *
-     * Returns:
-     *   boolean
-     */
-    addFeature: function(var_name)
-    {
-        for (var i=0; i<this._features.length; i++)
-        {
-             if (this._features[i] == var_name)
-                 return false;
-        }
-        this._features.push(var_name);
-        return true;
-    },
-    /** Function: removeFeature
-     *
-     * Parameters:
-     *   (String) var_name - feature name (like jabber:iq:version)
-     *
-     * Returns:
-     *   boolean
-     */
-    removeFeature: function(var_name)
-    {
-        for (var i=0; i<this._features.length; i++)
-        {
-             if (this._features[i] === var_name){
-                 this._features.splice(i,1)
-                 return true;
-             }
-        }
-        return false;
-    },
-    /** Function: addItem
-     *
-     * Parameters:
-     *   (String) jid
-     *   (String) name
-     *   (String) node
-     *   (Function) call_back
-     *
-     * Returns:
-     *   boolean
-     */
-    addItem: function(jid, name, node, call_back)
-    {
-        if (node && !call_back)
-            return false;
-        this._items.push({jid: jid, name: name, node: node, call_back: call_back});
-        return true;
-    },
-    /** Function: info
-     * Info query
-     *
-     * Parameters:
-     *   (Function) call_back
-     *   (String) jid
-     *   (String) node
-     */
-    info: function(jid, node, success, error, timeout)
-    {
-        var attrs = {xmlns: Strophe.NS.DISCO_INFO};
-        if (node)
-            attrs.node = node;
-
-        var info = $iq({from:this._connection.jid,
-                         to:jid, type:'get'}).c('query', attrs);
-        this._connection.sendIQ(info, success, error, timeout);
-    },
-    /** Function: items
-     * Items query
-     *
-     * Parameters:
-     *   (Function) call_back
-     *   (String) jid
-     *   (String) node
-     */
-    items: function(jid, node, success, error, timeout)
-    {
-        var attrs = {xmlns: Strophe.NS.DISCO_ITEMS};
-        if (node)
-            attrs.node = node;
-
-        var items = $iq({from:this._connection.jid,
-                         to:jid, type:'get'}).c('query', attrs);
-        this._connection.sendIQ(items, success, error, timeout);
-    },
-
-    /** PrivateFunction: _buildIQResult
-     */
-    _buildIQResult: function(stanza, query_attrs)
-    {
-        var id   =  stanza.getAttribute('id');
-        var from = stanza.getAttribute('from');
-        var iqresult = $iq({type: 'result', id: id});
-
-        if (from !== null) {
-            iqresult.attrs({to: from});
-        }
-
-        return iqresult.c('query', query_attrs);
-    },
-
-    /** PrivateFunction: _onDiscoInfo
-     * Called when receive info request
-     */
-    _onDiscoInfo: function(stanza)
-    {
-        var node = stanza.getElementsByTagName('query')[0].getAttribute('node');
-        var attrs = {xmlns: Strophe.NS.DISCO_INFO};
-        if (node)
-        {
-            attrs.node = node;
-        }
-        var iqresult = this._buildIQResult(stanza, attrs);
-        for (var i=0; i<this._identities.length; i++)
-        {
-            var attrs = {category: this._identities[i].category,
-                         type    : this._identities[i].type};
-            if (this._identities[i].name)
-                attrs.name = this._identities[i].name;
-            if (this._identities[i].lang)
-                attrs['xml:lang'] = this._identities[i].lang;
-            iqresult.c('identity', attrs).up();
-        }
-        for (var i=0; i<this._features.length; i++)
-        {
-            iqresult.c('feature', {'var':this._features[i]}).up();
-        }
-        this._connection.send(iqresult.tree());
-        return true;
-    },
-    /** PrivateFunction: _onDiscoItems
-     * Called when receive items request
-     */
-    _onDiscoItems: function(stanza)
-    {
-        var query_attrs = {xmlns: Strophe.NS.DISCO_ITEMS};
-        var node = stanza.getElementsByTagName('query')[0].getAttribute('node');
-        if (node)
-        {
-            query_attrs.node = node;
-            var items = [];
-            for (var i = 0; i < this._items.length; i++)
-            {
-                if (this._items[i].node == node)
-                {
-                    items = this._items[i].call_back(stanza);
-                    break;
-                }
-            }
-        }
-        else
-        {
-            var items = this._items;
-        }
-        var iqresult = this._buildIQResult(stanza, query_attrs);
-        for (var i = 0; i < items.length; i++)
-        {
-            var attrs = {jid:  items[i].jid};
-            if (items[i].name)
-                attrs.name = items[i].name;
-            if (items[i].node)
-                attrs.node = items[i].node;
-            iqresult.c('item', attrs).up();
-        }
-        this._connection.send(iqresult.tree());
-        return true;
-    }
-});
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/strophe.jinglejs/strophe.jinglejs-bundle.js b/app/assets/javascripts/diaspora_jsxc/lib/strophe.jinglejs/strophe.jinglejs-bundle.js
deleted file mode 100644
index 52bde03..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/strophe.jinglejs/strophe.jinglejs-bundle.js
+++ /dev/null
@@ -1,19092 +0,0 @@
-/*!
- * strophe.jinglejs v0.1.1 - 2015-08-05
- * 
- * Copyright (c) 2015 Klaus Herberth <klaus at jsxc.org> <br>
- * Released under the MIT license
- * 
- * Please see https://github.com/sualko/strophe.jinglejs/
- * 
- * @author Klaus Herberth <klaus at jsxc.org>
- * @version 0.1.1
- * @license MIT
- */
-
-(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
-
-},{}],2:[function(require,module,exports){
-/*!
- * The buffer module from node.js, for the browser.
- *
- * @author   Feross Aboukhadijeh <feross at feross.org> <http://feross.org>
- * @license  MIT
- */
-
-var base64 = require('base64-js')
-var ieee754 = require('ieee754')
-var isArray = require('is-array')
-
-exports.Buffer = Buffer
-exports.SlowBuffer = SlowBuffer
-exports.INSPECT_MAX_BYTES = 50
-Buffer.poolSize = 8192 // not used by this implementation
-
-var kMaxLength = 0x3fffffff
-var rootParent = {}
-
-/**
- * If `Buffer.TYPED_ARRAY_SUPPORT`:
- *   === true    Use Uint8Array implementation (fastest)
- *   === false   Use Object implementation (most compatible, even IE6)
- *
- * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
- * Opera 11.6+, iOS 4.2+.
- *
- * Note:
- *
- * - Implementation must support adding new properties to `Uint8Array` instances.
- *   Firefox 4-29 lacked support, fixed in Firefox 30+.
- *   See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
- *
- *  - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
- *
- *  - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
- *    incorrect length in some situations.
- *
- * We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they will
- * get the Object implementation, which is slower but will work correctly.
- */
-Buffer.TYPED_ARRAY_SUPPORT = (function () {
-  try {
-    var buf = new ArrayBuffer(0)
-    var arr = new Uint8Array(buf)
-    arr.foo = function () { return 42 }
-    return arr.foo() === 42 && // typed array instances can be augmented
-        typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray`
-        new Uint8Array(1).subarray(1, 1).byteLength === 0 // ie10 has broken `subarray`
-  } catch (e) {
-    return false
-  }
-})()
-
-/**
- * Class: Buffer
- * =============
- *
- * The Buffer constructor returns instances of `Uint8Array` that are augmented
- * with function properties for all the node `Buffer` API functions. We use
- * `Uint8Array` so that square bracket notation works as expected -- it returns
- * a single octet.
- *
- * By augmenting the instances, we can avoid modifying the `Uint8Array`
- * prototype.
- */
-function Buffer (arg) {
-  if (!(this instanceof Buffer)) {
-    // Avoid going through an ArgumentsAdaptorTrampoline in the common case.
-    if (arguments.length > 1) return new Buffer(arg, arguments[1])
-    return new Buffer(arg)
-  }
-
-  this.length = 0
-  this.parent = undefined
-
-  // Common case.
-  if (typeof arg === 'number') {
-    return fromNumber(this, arg)
-  }
-
-  // Slightly less common case.
-  if (typeof arg === 'string') {
-    return fromString(this, arg, arguments.length > 1 ? arguments[1] : 'utf8')
-  }
-
-  // Unusual.
-  return fromObject(this, arg)
-}
-
-function fromNumber (that, length) {
-  that = allocate(that, length < 0 ? 0 : checked(length) | 0)
-  if (!Buffer.TYPED_ARRAY_SUPPORT) {
-    for (var i = 0; i < length; i++) {
-      that[i] = 0
-    }
-  }
-  return that
-}
-
-function fromString (that, string, encoding) {
-  if (typeof encoding !== 'string' || encoding === '') encoding = 'utf8'
-
-  // Assumption: byteLength() return value is always < kMaxLength.
-  var length = byteLength(string, encoding) | 0
-  that = allocate(that, length)
-
-  that.write(string, encoding)
-  return that
-}
-
-function fromObject (that, object) {
-  if (Buffer.isBuffer(object)) return fromBuffer(that, object)
-
-  if (isArray(object)) return fromArray(that, object)
-
-  if (object == null) {
-    throw new TypeError('must start with number, buffer, array or string')
-  }
-
-  if (typeof ArrayBuffer !== 'undefined' && object.buffer instanceof ArrayBuffer) {
-    return fromTypedArray(that, object)
-  }
-
-  if (object.length) return fromArrayLike(that, object)
-
-  return fromJsonObject(that, object)
-}
-
-function fromBuffer (that, buffer) {
-  var length = checked(buffer.length) | 0
-  that = allocate(that, length)
-  buffer.copy(that, 0, 0, length)
-  return that
-}
-
-function fromArray (that, array) {
-  var length = checked(array.length) | 0
-  that = allocate(that, length)
-  for (var i = 0; i < length; i += 1) {
-    that[i] = array[i] & 255
-  }
-  return that
-}
-
-// Duplicate of fromArray() to keep fromArray() monomorphic.
-function fromTypedArray (that, array) {
-  var length = checked(array.length) | 0
-  that = allocate(that, length)
-  // Truncating the elements is probably not what people expect from typed
-  // arrays with BYTES_PER_ELEMENT > 1 but it's compatible with the behavior
-  // of the old Buffer constructor.
-  for (var i = 0; i < length; i += 1) {
-    that[i] = array[i] & 255
-  }
-  return that
-}
-
-function fromArrayLike (that, array) {
-  var length = checked(array.length) | 0
-  that = allocate(that, length)
-  for (var i = 0; i < length; i += 1) {
-    that[i] = array[i] & 255
-  }
-  return that
-}
-
-// Deserialize { type: 'Buffer', data: [1,2,3,...] } into a Buffer object.
-// Returns a zero-length buffer for inputs that don't conform to the spec.
-function fromJsonObject (that, object) {
-  var array
-  var length = 0
-
-  if (object.type === 'Buffer' && isArray(object.data)) {
-    array = object.data
-    length = checked(array.length) | 0
-  }
-  that = allocate(that, length)
-
-  for (var i = 0; i < length; i += 1) {
-    that[i] = array[i] & 255
-  }
-  return that
-}
-
-function allocate (that, length) {
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    // Return an augmented `Uint8Array` instance, for best performance
-    that = Buffer._augment(new Uint8Array(length))
-  } else {
-    // Fallback: Return an object instance of the Buffer class
-    that.length = length
-    that._isBuffer = true
-  }
-
-  var fromPool = length !== 0 && length <= Buffer.poolSize >>> 1
-  if (fromPool) that.parent = rootParent
-
-  return that
-}
-
-function checked (length) {
-  // Note: cannot use `length < kMaxLength` here because that fails when
-  // length is NaN (which is otherwise coerced to zero.)
-  if (length >= kMaxLength) {
-    throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
-                         'size: 0x' + kMaxLength.toString(16) + ' bytes')
-  }
-  return length | 0
-}
-
-function SlowBuffer (subject, encoding) {
-  if (!(this instanceof SlowBuffer)) return new SlowBuffer(subject, encoding)
-
-  var buf = new Buffer(subject, encoding)
-  delete buf.parent
-  return buf
-}
-
-Buffer.isBuffer = function isBuffer (b) {
-  return !!(b != null && b._isBuffer)
-}
-
-Buffer.compare = function compare (a, b) {
-  if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) {
-    throw new TypeError('Arguments must be Buffers')
-  }
-
-  if (a === b) return 0
-
-  var x = a.length
-  var y = b.length
-
-  var i = 0
-  var len = Math.min(x, y)
-  while (i < len) {
-    if (a[i] !== b[i]) break
-
-    ++i
-  }
-
-  if (i !== len) {
-    x = a[i]
-    y = b[i]
-  }
-
-  if (x < y) return -1
-  if (y < x) return 1
-  return 0
-}
-
-Buffer.isEncoding = function isEncoding (encoding) {
-  switch (String(encoding).toLowerCase()) {
-    case 'hex':
-    case 'utf8':
-    case 'utf-8':
-    case 'ascii':
-    case 'binary':
-    case 'base64':
-    case 'raw':
-    case 'ucs2':
-    case 'ucs-2':
-    case 'utf16le':
-    case 'utf-16le':
-      return true
-    default:
-      return false
-  }
-}
-
-Buffer.concat = function concat (list, length) {
-  if (!isArray(list)) throw new TypeError('list argument must be an Array of Buffers.')
-
-  if (list.length === 0) {
-    return new Buffer(0)
-  } else if (list.length === 1) {
-    return list[0]
-  }
-
-  var i
-  if (length === undefined) {
-    length = 0
-    for (i = 0; i < list.length; i++) {
-      length += list[i].length
-    }
-  }
-
-  var buf = new Buffer(length)
-  var pos = 0
-  for (i = 0; i < list.length; i++) {
-    var item = list[i]
-    item.copy(buf, pos)
-    pos += item.length
-  }
-  return buf
-}
-
-function byteLength (string, encoding) {
-  if (typeof string !== 'string') string = String(string)
-
-  if (string.length === 0) return 0
-
-  switch (encoding || 'utf8') {
-    case 'ascii':
-    case 'binary':
-    case 'raw':
-      return string.length
-    case 'ucs2':
-    case 'ucs-2':
-    case 'utf16le':
-    case 'utf-16le':
-      return string.length * 2
-    case 'hex':
-      return string.length >>> 1
-    case 'utf8':
-    case 'utf-8':
-      return utf8ToBytes(string).length
-    case 'base64':
-      return base64ToBytes(string).length
-    default:
-      return string.length
-  }
-}
-Buffer.byteLength = byteLength
-
-// pre-set for values that may exist in the future
-Buffer.prototype.length = undefined
-Buffer.prototype.parent = undefined
-
-// toString(encoding, start=0, end=buffer.length)
-Buffer.prototype.toString = function toString (encoding, start, end) {
-  var loweredCase = false
-
-  start = start | 0
-  end = end === undefined || end === Infinity ? this.length : end | 0
-
-  if (!encoding) encoding = 'utf8'
-  if (start < 0) start = 0
-  if (end > this.length) end = this.length
-  if (end <= start) return ''
-
-  while (true) {
-    switch (encoding) {
-      case 'hex':
-        return hexSlice(this, start, end)
-
-      case 'utf8':
-      case 'utf-8':
-        return utf8Slice(this, start, end)
-
-      case 'ascii':
-        return asciiSlice(this, start, end)
-
-      case 'binary':
-        return binarySlice(this, start, end)
-
-      case 'base64':
-        return base64Slice(this, start, end)
-
-      case 'ucs2':
-      case 'ucs-2':
-      case 'utf16le':
-      case 'utf-16le':
-        return utf16leSlice(this, start, end)
-
-      default:
-        if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
-        encoding = (encoding + '').toLowerCase()
-        loweredCase = true
-    }
-  }
-}
-
-Buffer.prototype.equals = function equals (b) {
-  if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
-  if (this === b) return true
-  return Buffer.compare(this, b) === 0
-}
-
-Buffer.prototype.inspect = function inspect () {
-  var str = ''
-  var max = exports.INSPECT_MAX_BYTES
-  if (this.length > 0) {
-    str = this.toString('hex', 0, max).match(/.{2}/g).join(' ')
-    if (this.length > max) str += ' ... '
-  }
-  return '<Buffer ' + str + '>'
-}
-
-Buffer.prototype.compare = function compare (b) {
-  if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
-  if (this === b) return 0
-  return Buffer.compare(this, b)
-}
-
-Buffer.prototype.indexOf = function indexOf (val, byteOffset) {
-  if (byteOffset > 0x7fffffff) byteOffset = 0x7fffffff
-  else if (byteOffset < -0x80000000) byteOffset = -0x80000000
-  byteOffset >>= 0
-
-  if (this.length === 0) return -1
-  if (byteOffset >= this.length) return -1
-
-  // Negative offsets start from the end of the buffer
-  if (byteOffset < 0) byteOffset = Math.max(this.length + byteOffset, 0)
-
-  if (typeof val === 'string') {
-    if (val.length === 0) return -1 // special case: looking for empty string always fails
-    return String.prototype.indexOf.call(this, val, byteOffset)
-  }
-  if (Buffer.isBuffer(val)) {
-    return arrayIndexOf(this, val, byteOffset)
-  }
-  if (typeof val === 'number') {
-    if (Buffer.TYPED_ARRAY_SUPPORT && Uint8Array.prototype.indexOf === 'function') {
-      return Uint8Array.prototype.indexOf.call(this, val, byteOffset)
-    }
-    return arrayIndexOf(this, [ val ], byteOffset)
-  }
-
-  function arrayIndexOf (arr, val, byteOffset) {
-    var foundIndex = -1
-    for (var i = 0; byteOffset + i < arr.length; i++) {
-      if (arr[byteOffset + i] === val[foundIndex === -1 ? 0 : i - foundIndex]) {
-        if (foundIndex === -1) foundIndex = i
-        if (i - foundIndex + 1 === val.length) return byteOffset + foundIndex
-      } else {
-        foundIndex = -1
-      }
-    }
-    return -1
-  }
-
-  throw new TypeError('val must be string, number or Buffer')
-}
-
-// `get` will be removed in Node 0.13+
-Buffer.prototype.get = function get (offset) {
-  console.log('.get() is deprecated. Access using array indexes instead.')
-  return this.readUInt8(offset)
-}
-
-// `set` will be removed in Node 0.13+
-Buffer.prototype.set = function set (v, offset) {
-  console.log('.set() is deprecated. Access using array indexes instead.')
-  return this.writeUInt8(v, offset)
-}
-
-function hexWrite (buf, string, offset, length) {
-  offset = Number(offset) || 0
-  var remaining = buf.length - offset
-  if (!length) {
-    length = remaining
-  } else {
-    length = Number(length)
-    if (length > remaining) {
-      length = remaining
-    }
-  }
-
-  // must be an even number of digits
-  var strLen = string.length
-  if (strLen % 2 !== 0) throw new Error('Invalid hex string')
-
-  if (length > strLen / 2) {
-    length = strLen / 2
-  }
-  for (var i = 0; i < length; i++) {
-    var parsed = parseInt(string.substr(i * 2, 2), 16)
-    if (isNaN(parsed)) throw new Error('Invalid hex string')
-    buf[offset + i] = parsed
-  }
-  return i
-}
-
-function utf8Write (buf, string, offset, length) {
-  return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
-}
-
-function asciiWrite (buf, string, offset, length) {
-  return blitBuffer(asciiToBytes(string), buf, offset, length)
-}
-
-function binaryWrite (buf, string, offset, length) {
-  return asciiWrite(buf, string, offset, length)
-}
-
-function base64Write (buf, string, offset, length) {
-  return blitBuffer(base64ToBytes(string), buf, offset, length)
-}
-
-function ucs2Write (buf, string, offset, length) {
-  return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
-}
-
-Buffer.prototype.write = function write (string, offset, length, encoding) {
-  // Buffer#write(string)
-  if (offset === undefined) {
-    encoding = 'utf8'
-    length = this.length
-    offset = 0
-  // Buffer#write(string, encoding)
-  } else if (length === undefined && typeof offset === 'string') {
-    encoding = offset
-    length = this.length
-    offset = 0
-  // Buffer#write(string, offset[, length][, encoding])
-  } else if (isFinite(offset)) {
-    offset = offset | 0
-    if (isFinite(length)) {
-      length = length | 0
-      if (encoding === undefined) encoding = 'utf8'
-    } else {
-      encoding = length
-      length = undefined
-    }
-  // legacy write(string, encoding, offset, length) - remove in v0.13
-  } else {
-    var swap = encoding
-    encoding = offset
-    offset = length | 0
-    length = swap
-  }
-
-  var remaining = this.length - offset
-  if (length === undefined || length > remaining) length = remaining
-
-  if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
-    throw new RangeError('attempt to write outside buffer bounds')
-  }
-
-  if (!encoding) encoding = 'utf8'
-
-  var loweredCase = false
-  for (;;) {
-    switch (encoding) {
-      case 'hex':
-        return hexWrite(this, string, offset, length)
-
-      case 'utf8':
-      case 'utf-8':
-        return utf8Write(this, string, offset, length)
-
-      case 'ascii':
-        return asciiWrite(this, string, offset, length)
-
-      case 'binary':
-        return binaryWrite(this, string, offset, length)
-
-      case 'base64':
-        // Warning: maxLength not taken into account in base64Write
-        return base64Write(this, string, offset, length)
-
-      case 'ucs2':
-      case 'ucs-2':
-      case 'utf16le':
-      case 'utf-16le':
-        return ucs2Write(this, string, offset, length)
-
-      default:
-        if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
-        encoding = ('' + encoding).toLowerCase()
-        loweredCase = true
-    }
-  }
-}
-
-Buffer.prototype.toJSON = function toJSON () {
-  return {
-    type: 'Buffer',
-    data: Array.prototype.slice.call(this._arr || this, 0)
-  }
-}
-
-function base64Slice (buf, start, end) {
-  if (start === 0 && end === buf.length) {
-    return base64.fromByteArray(buf)
-  } else {
-    return base64.fromByteArray(buf.slice(start, end))
-  }
-}
-
-function utf8Slice (buf, start, end) {
-  var res = ''
-  var tmp = ''
-  end = Math.min(buf.length, end)
-
-  for (var i = start; i < end; i++) {
-    if (buf[i] <= 0x7F) {
-      res += decodeUtf8Char(tmp) + String.fromCharCode(buf[i])
-      tmp = ''
-    } else {
-      tmp += '%' + buf[i].toString(16)
-    }
-  }
-
-  return res + decodeUtf8Char(tmp)
-}
-
-function asciiSlice (buf, start, end) {
-  var ret = ''
-  end = Math.min(buf.length, end)
-
-  for (var i = start; i < end; i++) {
-    ret += String.fromCharCode(buf[i] & 0x7F)
-  }
-  return ret
-}
-
-function binarySlice (buf, start, end) {
-  var ret = ''
-  end = Math.min(buf.length, end)
-
-  for (var i = start; i < end; i++) {
-    ret += String.fromCharCode(buf[i])
-  }
-  return ret
-}
-
-function hexSlice (buf, start, end) {
-  var len = buf.length
-
-  if (!start || start < 0) start = 0
-  if (!end || end < 0 || end > len) end = len
-
-  var out = ''
-  for (var i = start; i < end; i++) {
-    out += toHex(buf[i])
-  }
-  return out
-}
-
-function utf16leSlice (buf, start, end) {
-  var bytes = buf.slice(start, end)
-  var res = ''
-  for (var i = 0; i < bytes.length; i += 2) {
-    res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256)
-  }
-  return res
-}
-
-Buffer.prototype.slice = function slice (start, end) {
-  var len = this.length
-  start = ~~start
-  end = end === undefined ? len : ~~end
-
-  if (start < 0) {
-    start += len
-    if (start < 0) start = 0
-  } else if (start > len) {
-    start = len
-  }
-
-  if (end < 0) {
-    end += len
-    if (end < 0) end = 0
-  } else if (end > len) {
-    end = len
-  }
-
-  if (end < start) end = start
-
-  var newBuf
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    newBuf = Buffer._augment(this.subarray(start, end))
-  } else {
-    var sliceLen = end - start
-    newBuf = new Buffer(sliceLen, undefined)
-    for (var i = 0; i < sliceLen; i++) {
-      newBuf[i] = this[i + start]
-    }
-  }
-
-  if (newBuf.length) newBuf.parent = this.parent || this
-
-  return newBuf
-}
-
-/*
- * Need to make sure that buffer isn't trying to write out of bounds.
- */
-function checkOffset (offset, ext, length) {
-  if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
-  if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
-}
-
-Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) checkOffset(offset, byteLength, this.length)
-
-  var val = this[offset]
-  var mul = 1
-  var i = 0
-  while (++i < byteLength && (mul *= 0x100)) {
-    val += this[offset + i] * mul
-  }
-
-  return val
-}
-
-Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) {
-    checkOffset(offset, byteLength, this.length)
-  }
-
-  var val = this[offset + --byteLength]
-  var mul = 1
-  while (byteLength > 0 && (mul *= 0x100)) {
-    val += this[offset + --byteLength] * mul
-  }
-
-  return val
-}
-
-Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 1, this.length)
-  return this[offset]
-}
-
-Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 2, this.length)
-  return this[offset] | (this[offset + 1] << 8)
-}
-
-Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 2, this.length)
-  return (this[offset] << 8) | this[offset + 1]
-}
-
-Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-
-  return ((this[offset]) |
-      (this[offset + 1] << 8) |
-      (this[offset + 2] << 16)) +
-      (this[offset + 3] * 0x1000000)
-}
-
-Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-
-  return (this[offset] * 0x1000000) +
-    ((this[offset + 1] << 16) |
-    (this[offset + 2] << 8) |
-    this[offset + 3])
-}
-
-Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) checkOffset(offset, byteLength, this.length)
-
-  var val = this[offset]
-  var mul = 1
-  var i = 0
-  while (++i < byteLength && (mul *= 0x100)) {
-    val += this[offset + i] * mul
-  }
-  mul *= 0x80
-
-  if (val >= mul) val -= Math.pow(2, 8 * byteLength)
-
-  return val
-}
-
-Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) checkOffset(offset, byteLength, this.length)
-
-  var i = byteLength
-  var mul = 1
-  var val = this[offset + --i]
-  while (i > 0 && (mul *= 0x100)) {
-    val += this[offset + --i] * mul
-  }
-  mul *= 0x80
-
-  if (val >= mul) val -= Math.pow(2, 8 * byteLength)
-
-  return val
-}
-
-Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 1, this.length)
-  if (!(this[offset] & 0x80)) return (this[offset])
-  return ((0xff - this[offset] + 1) * -1)
-}
-
-Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 2, this.length)
-  var val = this[offset] | (this[offset + 1] << 8)
-  return (val & 0x8000) ? val | 0xFFFF0000 : val
-}
-
-Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 2, this.length)
-  var val = this[offset + 1] | (this[offset] << 8)
-  return (val & 0x8000) ? val | 0xFFFF0000 : val
-}
-
-Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-
-  return (this[offset]) |
-    (this[offset + 1] << 8) |
-    (this[offset + 2] << 16) |
-    (this[offset + 3] << 24)
-}
-
-Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-
-  return (this[offset] << 24) |
-    (this[offset + 1] << 16) |
-    (this[offset + 2] << 8) |
-    (this[offset + 3])
-}
-
-Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-  return ieee754.read(this, offset, true, 23, 4)
-}
-
-Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-  return ieee754.read(this, offset, false, 23, 4)
-}
-
-Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 8, this.length)
-  return ieee754.read(this, offset, true, 52, 8)
-}
-
-Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 8, this.length)
-  return ieee754.read(this, offset, false, 52, 8)
-}
-
-function checkInt (buf, value, offset, ext, max, min) {
-  if (!Buffer.isBuffer(buf)) throw new TypeError('buffer must be a Buffer instance')
-  if (value > max || value < min) throw new RangeError('value is out of bounds')
-  if (offset + ext > buf.length) throw new RangeError('index out of range')
-}
-
-Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
-  value = +value
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) checkInt(this, value, offset, byteLength, Math.pow(2, 8 * byteLength), 0)
-
-  var mul = 1
-  var i = 0
-  this[offset] = value & 0xFF
-  while (++i < byteLength && (mul *= 0x100)) {
-    this[offset + i] = (value / mul) & 0xFF
-  }
-
-  return offset + byteLength
-}
-
-Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
-  value = +value
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) checkInt(this, value, offset, byteLength, Math.pow(2, 8 * byteLength), 0)
-
-  var i = byteLength - 1
-  var mul = 1
-  this[offset + i] = value & 0xFF
-  while (--i >= 0 && (mul *= 0x100)) {
-    this[offset + i] = (value / mul) & 0xFF
-  }
-
-  return offset + byteLength
-}
-
-Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0)
-  if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
-  this[offset] = value
-  return offset + 1
-}
-
-function objectWriteUInt16 (buf, value, offset, littleEndian) {
-  if (value < 0) value = 0xffff + value + 1
-  for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; i++) {
-    buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
-      (littleEndian ? i : 1 - i) * 8
-  }
-}
-
-Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = value
-    this[offset + 1] = (value >>> 8)
-  } else {
-    objectWriteUInt16(this, value, offset, true)
-  }
-  return offset + 2
-}
-
-Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value >>> 8)
-    this[offset + 1] = value
-  } else {
-    objectWriteUInt16(this, value, offset, false)
-  }
-  return offset + 2
-}
-
-function objectWriteUInt32 (buf, value, offset, littleEndian) {
-  if (value < 0) value = 0xffffffff + value + 1
-  for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; i++) {
-    buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff
-  }
-}
-
-Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset + 3] = (value >>> 24)
-    this[offset + 2] = (value >>> 16)
-    this[offset + 1] = (value >>> 8)
-    this[offset] = value
-  } else {
-    objectWriteUInt32(this, value, offset, true)
-  }
-  return offset + 4
-}
-
-Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value >>> 24)
-    this[offset + 1] = (value >>> 16)
-    this[offset + 2] = (value >>> 8)
-    this[offset + 3] = value
-  } else {
-    objectWriteUInt32(this, value, offset, false)
-  }
-  return offset + 4
-}
-
-Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) {
-    var limit = Math.pow(2, 8 * byteLength - 1)
-
-    checkInt(this, value, offset, byteLength, limit - 1, -limit)
-  }
-
-  var i = 0
-  var mul = 1
-  var sub = value < 0 ? 1 : 0
-  this[offset] = value & 0xFF
-  while (++i < byteLength && (mul *= 0x100)) {
-    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
-  }
-
-  return offset + byteLength
-}
-
-Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) {
-    var limit = Math.pow(2, 8 * byteLength - 1)
-
-    checkInt(this, value, offset, byteLength, limit - 1, -limit)
-  }
-
-  var i = byteLength - 1
-  var mul = 1
-  var sub = value < 0 ? 1 : 0
-  this[offset + i] = value & 0xFF
-  while (--i >= 0 && (mul *= 0x100)) {
-    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
-  }
-
-  return offset + byteLength
-}
-
-Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80)
-  if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
-  if (value < 0) value = 0xff + value + 1
-  this[offset] = value
-  return offset + 1
-}
-
-Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = value
-    this[offset + 1] = (value >>> 8)
-  } else {
-    objectWriteUInt16(this, value, offset, true)
-  }
-  return offset + 2
-}
-
-Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value >>> 8)
-    this[offset + 1] = value
-  } else {
-    objectWriteUInt16(this, value, offset, false)
-  }
-  return offset + 2
-}
-
-Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = value
-    this[offset + 1] = (value >>> 8)
-    this[offset + 2] = (value >>> 16)
-    this[offset + 3] = (value >>> 24)
-  } else {
-    objectWriteUInt32(this, value, offset, true)
-  }
-  return offset + 4
-}
-
-Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
-  if (value < 0) value = 0xffffffff + value + 1
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value >>> 24)
-    this[offset + 1] = (value >>> 16)
-    this[offset + 2] = (value >>> 8)
-    this[offset + 3] = value
-  } else {
-    objectWriteUInt32(this, value, offset, false)
-  }
-  return offset + 4
-}
-
-function checkIEEE754 (buf, value, offset, ext, max, min) {
-  if (value > max || value < min) throw new RangeError('value is out of bounds')
-  if (offset + ext > buf.length) throw new RangeError('index out of range')
-  if (offset < 0) throw new RangeError('index out of range')
-}
-
-function writeFloat (buf, value, offset, littleEndian, noAssert) {
-  if (!noAssert) {
-    checkIEEE754(buf, value, offset, 4, 3.4028234663852886e+38, -3.4028234663852886e+38)
-  }
-  ieee754.write(buf, value, offset, littleEndian, 23, 4)
-  return offset + 4
-}
-
-Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
-  return writeFloat(this, value, offset, true, noAssert)
-}
-
-Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
-  return writeFloat(this, value, offset, false, noAssert)
-}
-
-function writeDouble (buf, value, offset, littleEndian, noAssert) {
-  if (!noAssert) {
-    checkIEEE754(buf, value, offset, 8, 1.7976931348623157E+308, -1.7976931348623157E+308)
-  }
-  ieee754.write(buf, value, offset, littleEndian, 52, 8)
-  return offset + 8
-}
-
-Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
-  return writeDouble(this, value, offset, true, noAssert)
-}
-
-Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
-  return writeDouble(this, value, offset, false, noAssert)
-}
-
-// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
-Buffer.prototype.copy = function copy (target, targetStart, start, end) {
-  if (!start) start = 0
-  if (!end && end !== 0) end = this.length
-  if (targetStart >= target.length) targetStart = target.length
-  if (!targetStart) targetStart = 0
-  if (end > 0 && end < start) end = start
-
-  // Copy 0 bytes; we're done
-  if (end === start) return 0
-  if (target.length === 0 || this.length === 0) return 0
-
-  // Fatal error conditions
-  if (targetStart < 0) {
-    throw new RangeError('targetStart out of bounds')
-  }
-  if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
-  if (end < 0) throw new RangeError('sourceEnd out of bounds')
-
-  // Are we oob?
-  if (end > this.length) end = this.length
-  if (target.length - targetStart < end - start) {
-    end = target.length - targetStart + start
-  }
-
-  var len = end - start
-
-  if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
-    for (var i = 0; i < len; i++) {
-      target[i + targetStart] = this[i + start]
-    }
-  } else {
-    target._set(this.subarray(start, start + len), targetStart)
-  }
-
-  return len
-}
-
-// fill(value, start=0, end=buffer.length)
-Buffer.prototype.fill = function fill (value, start, end) {
-  if (!value) value = 0
-  if (!start) start = 0
-  if (!end) end = this.length
-
-  if (end < start) throw new RangeError('end < start')
-
-  // Fill 0 bytes; we're done
-  if (end === start) return
-  if (this.length === 0) return
-
-  if (start < 0 || start >= this.length) throw new RangeError('start out of bounds')
-  if (end < 0 || end > this.length) throw new RangeError('end out of bounds')
-
-  var i
-  if (typeof value === 'number') {
-    for (i = start; i < end; i++) {
-      this[i] = value
-    }
-  } else {
-    var bytes = utf8ToBytes(value.toString())
-    var len = bytes.length
-    for (i = start; i < end; i++) {
-      this[i] = bytes[i % len]
-    }
-  }
-
-  return this
-}
-
-/**
- * Creates a new `ArrayBuffer` with the *copied* memory of the buffer instance.
- * Added in Node 0.12. Only available in browsers that support ArrayBuffer.
- */
-Buffer.prototype.toArrayBuffer = function toArrayBuffer () {
-  if (typeof Uint8Array !== 'undefined') {
-    if (Buffer.TYPED_ARRAY_SUPPORT) {
-      return (new Buffer(this)).buffer
-    } else {
-      var buf = new Uint8Array(this.length)
-      for (var i = 0, len = buf.length; i < len; i += 1) {
-        buf[i] = this[i]
-      }
-      return buf.buffer
-    }
-  } else {
-    throw new TypeError('Buffer.toArrayBuffer not supported in this browser')
-  }
-}
-
-// HELPER FUNCTIONS
-// ================
-
-var BP = Buffer.prototype
-
-/**
- * Augment a Uint8Array *instance* (not the Uint8Array class!) with Buffer methods
- */
-Buffer._augment = function _augment (arr) {
-  arr.constructor = Buffer
-  arr._isBuffer = true
-
-  // save reference to original Uint8Array set method before overwriting
-  arr._set = arr.set
-
-  // deprecated, will be removed in node 0.13+
-  arr.get = BP.get
-  arr.set = BP.set
-
-  arr.write = BP.write
-  arr.toString = BP.toString
-  arr.toLocaleString = BP.toString
-  arr.toJSON = BP.toJSON
-  arr.equals = BP.equals
-  arr.compare = BP.compare
-  arr.indexOf = BP.indexOf
-  arr.copy = BP.copy
-  arr.slice = BP.slice
-  arr.readUIntLE = BP.readUIntLE
-  arr.readUIntBE = BP.readUIntBE
-  arr.readUInt8 = BP.readUInt8
-  arr.readUInt16LE = BP.readUInt16LE
-  arr.readUInt16BE = BP.readUInt16BE
-  arr.readUInt32LE = BP.readUInt32LE
-  arr.readUInt32BE = BP.readUInt32BE
-  arr.readIntLE = BP.readIntLE
-  arr.readIntBE = BP.readIntBE
-  arr.readInt8 = BP.readInt8
-  arr.readInt16LE = BP.readInt16LE
-  arr.readInt16BE = BP.readInt16BE
-  arr.readInt32LE = BP.readInt32LE
-  arr.readInt32BE = BP.readInt32BE
-  arr.readFloatLE = BP.readFloatLE
-  arr.readFloatBE = BP.readFloatBE
-  arr.readDoubleLE = BP.readDoubleLE
-  arr.readDoubleBE = BP.readDoubleBE
-  arr.writeUInt8 = BP.writeUInt8
-  arr.writeUIntLE = BP.writeUIntLE
-  arr.writeUIntBE = BP.writeUIntBE
-  arr.writeUInt16LE = BP.writeUInt16LE
-  arr.writeUInt16BE = BP.writeUInt16BE
-  arr.writeUInt32LE = BP.writeUInt32LE
-  arr.writeUInt32BE = BP.writeUInt32BE
-  arr.writeIntLE = BP.writeIntLE
-  arr.writeIntBE = BP.writeIntBE
-  arr.writeInt8 = BP.writeInt8
-  arr.writeInt16LE = BP.writeInt16LE
-  arr.writeInt16BE = BP.writeInt16BE
-  arr.writeInt32LE = BP.writeInt32LE
-  arr.writeInt32BE = BP.writeInt32BE
-  arr.writeFloatLE = BP.writeFloatLE
-  arr.writeFloatBE = BP.writeFloatBE
-  arr.writeDoubleLE = BP.writeDoubleLE
-  arr.writeDoubleBE = BP.writeDoubleBE
-  arr.fill = BP.fill
-  arr.inspect = BP.inspect
-  arr.toArrayBuffer = BP.toArrayBuffer
-
-  return arr
-}
-
-var INVALID_BASE64_RE = /[^+\/0-9A-z\-]/g
-
-function base64clean (str) {
-  // Node strips out invalid characters like \n and \t from the string, base64-js does not
-  str = stringtrim(str).replace(INVALID_BASE64_RE, '')
-  // Node converts strings with length < 2 to ''
-  if (str.length < 2) return ''
-  // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
-  while (str.length % 4 !== 0) {
-    str = str + '='
-  }
-  return str
-}
-
-function stringtrim (str) {
-  if (str.trim) return str.trim()
-  return str.replace(/^\s+|\s+$/g, '')
-}
-
-function toHex (n) {
-  if (n < 16) return '0' + n.toString(16)
-  return n.toString(16)
-}
-
-function utf8ToBytes (string, units) {
-  units = units || Infinity
-  var codePoint
-  var length = string.length
-  var leadSurrogate = null
-  var bytes = []
-  var i = 0
-
-  for (; i < length; i++) {
-    codePoint = string.charCodeAt(i)
-
-    // is surrogate component
-    if (codePoint > 0xD7FF && codePoint < 0xE000) {
-      // last char was a lead
-      if (leadSurrogate) {
-        // 2 leads in a row
-        if (codePoint < 0xDC00) {
-          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
-          leadSurrogate = codePoint
-          continue
-        } else {
-          // valid surrogate pair
-          codePoint = leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00 | 0x10000
-          leadSurrogate = null
-        }
-      } else {
-        // no lead yet
-
-        if (codePoint > 0xDBFF) {
-          // unexpected trail
-          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
-          continue
-        } else if (i + 1 === length) {
-          // unpaired lead
-          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
-          continue
-        } else {
-          // valid lead
-          leadSurrogate = codePoint
-          continue
-        }
-      }
-    } else if (leadSurrogate) {
-      // valid bmp char, but last char was a lead
-      if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
-      leadSurrogate = null
-    }
-
-    // encode utf8
-    if (codePoint < 0x80) {
-      if ((units -= 1) < 0) break
-      bytes.push(codePoint)
-    } else if (codePoint < 0x800) {
-      if ((units -= 2) < 0) break
-      bytes.push(
-        codePoint >> 0x6 | 0xC0,
-        codePoint & 0x3F | 0x80
-      )
-    } else if (codePoint < 0x10000) {
-      if ((units -= 3) < 0) break
-      bytes.push(
-        codePoint >> 0xC | 0xE0,
-        codePoint >> 0x6 & 0x3F | 0x80,
-        codePoint & 0x3F | 0x80
-      )
-    } else if (codePoint < 0x200000) {
-      if ((units -= 4) < 0) break
-      bytes.push(
-        codePoint >> 0x12 | 0xF0,
-        codePoint >> 0xC & 0x3F | 0x80,
-        codePoint >> 0x6 & 0x3F | 0x80,
-        codePoint & 0x3F | 0x80
-      )
-    } else {
-      throw new Error('Invalid code point')
-    }
-  }
-
-  return bytes
-}
-
-function asciiToBytes (str) {
-  var byteArray = []
-  for (var i = 0; i < str.length; i++) {
-    // Node's code seems to be doing this and not & 0x7F..
-    byteArray.push(str.charCodeAt(i) & 0xFF)
-  }
-  return byteArray
-}
-
-function utf16leToBytes (str, units) {
-  var c, hi, lo
-  var byteArray = []
-  for (var i = 0; i < str.length; i++) {
-    if ((units -= 2) < 0) break
-
-    c = str.charCodeAt(i)
-    hi = c >> 8
-    lo = c % 256
-    byteArray.push(lo)
-    byteArray.push(hi)
-  }
-
-  return byteArray
-}
-
-function base64ToBytes (str) {
-  return base64.toByteArray(base64clean(str))
-}
-
-function blitBuffer (src, dst, offset, length) {
-  for (var i = 0; i < length; i++) {
-    if ((i + offset >= dst.length) || (i >= src.length)) break
-    dst[i + offset] = src[i]
-  }
-  return i
-}
-
-function decodeUtf8Char (str) {
-  try {
-    return decodeURIComponent(str)
-  } catch (err) {
-    return String.fromCharCode(0xFFFD) // UTF 8 invalid char
-  }
-}
-
-},{"base64-js":3,"ieee754":4,"is-array":5}],3:[function(require,module,exports){
-var lookup = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
-
-;(function (exports) {
-	'use strict';
-
-  var Arr = (typeof Uint8Array !== 'undefined')
-    ? Uint8Array
-    : Array
-
-	var PLUS   = '+'.charCodeAt(0)
-	var SLASH  = '/'.charCodeAt(0)
-	var NUMBER = '0'.charCodeAt(0)
-	var LOWER  = 'a'.charCodeAt(0)
-	var UPPER  = 'A'.charCodeAt(0)
-	var PLUS_URL_SAFE = '-'.charCodeAt(0)
-	var SLASH_URL_SAFE = '_'.charCodeAt(0)
-
-	function decode (elt) {
-		var code = elt.charCodeAt(0)
-		if (code === PLUS ||
-		    code === PLUS_URL_SAFE)
-			return 62 // '+'
-		if (code === SLASH ||
-		    code === SLASH_URL_SAFE)
-			return 63 // '/'
-		if (code < NUMBER)
-			return -1 //no match
-		if (code < NUMBER + 10)
-			return code - NUMBER + 26 + 26
-		if (code < UPPER + 26)
-			return code - UPPER
-		if (code < LOWER + 26)
-			return code - LOWER + 26
-	}
-
-	function b64ToByteArray (b64) {
-		var i, j, l, tmp, placeHolders, arr
-
-		if (b64.length % 4 > 0) {
-			throw new Error('Invalid string. Length must be a multiple of 4')
-		}
-
-		// the number of equal signs (place holders)
-		// if there are two placeholders, than the two characters before it
-		// represent one byte
-		// if there is only one, then the three characters before it represent 2 bytes
-		// this is just a cheap hack to not do indexOf twice
-		var len = b64.length
-		placeHolders = '=' === b64.charAt(len - 2) ? 2 : '=' === b64.charAt(len - 1) ? 1 : 0
-
-		// base64 is 4/3 + up to two characters of the original data
-		arr = new Arr(b64.length * 3 / 4 - placeHolders)
-
-		// if there are placeholders, only get up to the last complete 4 chars
-		l = placeHolders > 0 ? b64.length - 4 : b64.length
-
-		var L = 0
-
-		function push (v) {
-			arr[L++] = v
-		}
-
-		for (i = 0, j = 0; i < l; i += 4, j += 3) {
-			tmp = (decode(b64.charAt(i)) << 18) | (decode(b64.charAt(i + 1)) << 12) | (decode(b64.charAt(i + 2)) << 6) | decode(b64.charAt(i + 3))
-			push((tmp & 0xFF0000) >> 16)
-			push((tmp & 0xFF00) >> 8)
-			push(tmp & 0xFF)
-		}
-
-		if (placeHolders === 2) {
-			tmp = (decode(b64.charAt(i)) << 2) | (decode(b64.charAt(i + 1)) >> 4)
-			push(tmp & 0xFF)
-		} else if (placeHolders === 1) {
-			tmp = (decode(b64.charAt(i)) << 10) | (decode(b64.charAt(i + 1)) << 4) | (decode(b64.charAt(i + 2)) >> 2)
-			push((tmp >> 8) & 0xFF)
-			push(tmp & 0xFF)
-		}
-
-		return arr
-	}
-
-	function uint8ToBase64 (uint8) {
-		var i,
-			extraBytes = uint8.length % 3, // if we have 1 byte left, pad 2 bytes
-			output = "",
-			temp, length
-
-		function encode (num) {
-			return lookup.charAt(num)
-		}
-
-		function tripletToBase64 (num) {
-			return encode(num >> 18 & 0x3F) + encode(num >> 12 & 0x3F) + encode(num >> 6 & 0x3F) + encode(num & 0x3F)
-		}
-
-		// go through the array every three bytes, we'll deal with trailing stuff later
-		for (i = 0, length = uint8.length - extraBytes; i < length; i += 3) {
-			temp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2])
-			output += tripletToBase64(temp)
-		}
-
-		// pad the end with zeros, but make sure to not forget the extra bytes
-		switch (extraBytes) {
-			case 1:
-				temp = uint8[uint8.length - 1]
-				output += encode(temp >> 2)
-				output += encode((temp << 4) & 0x3F)
-				output += '=='
-				break
-			case 2:
-				temp = (uint8[uint8.length - 2] << 8) + (uint8[uint8.length - 1])
-				output += encode(temp >> 10)
-				output += encode((temp >> 4) & 0x3F)
-				output += encode((temp << 2) & 0x3F)
-				output += '='
-				break
-		}
-
-		return output
-	}
-
-	exports.toByteArray = b64ToByteArray
-	exports.fromByteArray = uint8ToBase64
-}(typeof exports === 'undefined' ? (this.base64js = {}) : exports))
-
-},{}],4:[function(require,module,exports){
-exports.read = function (buffer, offset, isLE, mLen, nBytes) {
-  var e, m
-  var eLen = nBytes * 8 - mLen - 1
-  var eMax = (1 << eLen) - 1
-  var eBias = eMax >> 1
-  var nBits = -7
-  var i = isLE ? (nBytes - 1) : 0
-  var d = isLE ? -1 : 1
-  var s = buffer[offset + i]
-
-  i += d
-
-  e = s & ((1 << (-nBits)) - 1)
-  s >>= (-nBits)
-  nBits += eLen
-  for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}
-
-  m = e & ((1 << (-nBits)) - 1)
-  e >>= (-nBits)
-  nBits += mLen
-  for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}
-
-  if (e === 0) {
-    e = 1 - eBias
-  } else if (e === eMax) {
-    return m ? NaN : ((s ? -1 : 1) * Infinity)
-  } else {
-    m = m + Math.pow(2, mLen)
-    e = e - eBias
-  }
-  return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
-}
-
-exports.write = function (buffer, value, offset, isLE, mLen, nBytes) {
-  var e, m, c
-  var eLen = nBytes * 8 - mLen - 1
-  var eMax = (1 << eLen) - 1
-  var eBias = eMax >> 1
-  var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0)
-  var i = isLE ? 0 : (nBytes - 1)
-  var d = isLE ? 1 : -1
-  var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0
-
-  value = Math.abs(value)
-
-  if (isNaN(value) || value === Infinity) {
-    m = isNaN(value) ? 1 : 0
-    e = eMax
-  } else {
-    e = Math.floor(Math.log(value) / Math.LN2)
-    if (value * (c = Math.pow(2, -e)) < 1) {
-      e--
-      c *= 2
-    }
-    if (e + eBias >= 1) {
-      value += rt / c
-    } else {
-      value += rt * Math.pow(2, 1 - eBias)
-    }
-    if (value * c >= 2) {
-      e++
-      c /= 2
-    }
-
-    if (e + eBias >= eMax) {
-      m = 0
-      e = eMax
-    } else if (e + eBias >= 1) {
-      m = (value * c - 1) * Math.pow(2, mLen)
-      e = e + eBias
-    } else {
-      m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen)
-      e = 0
-    }
-  }
-
-  for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}
-
-  e = (e << mLen) | m
-  eLen += mLen
-  for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}
-
-  buffer[offset + i - d] |= s * 128
-}
-
-},{}],5:[function(require,module,exports){
-
-/**
- * isArray
- */
-
-var isArray = Array.isArray;
-
-/**
- * toString
- */
-
-var str = Object.prototype.toString;
-
-/**
- * Whether or not the given `val`
- * is an array.
- *
- * example:
- *
- *        isArray([]);
- *        // > true
- *        isArray(arguments);
- *        // > false
- *        isArray('');
- *        // > false
- *
- * @param {mixed} val
- * @return {bool}
- */
-
-module.exports = isArray || function (val) {
-  return !! val && '[object Array]' == str.call(val);
-};
-
-},{}],6:[function(require,module,exports){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-function EventEmitter() {
-  this._events = this._events || {};
-  this._maxListeners = this._maxListeners || undefined;
-}
-module.exports = EventEmitter;
-
-// Backwards-compat with node 0.10.x
-EventEmitter.EventEmitter = EventEmitter;
-
-EventEmitter.prototype._events = undefined;
-EventEmitter.prototype._maxListeners = undefined;
-
-// By default EventEmitters will print a warning if more than 10 listeners are
-// added to it. This is a useful default which helps finding memory leaks.
-EventEmitter.defaultMaxListeners = 10;
-
-// Obviously not all Emitters should be limited to 10. This function allows
-// that to be increased. Set to zero for unlimited.
-EventEmitter.prototype.setMaxListeners = function(n) {
-  if (!isNumber(n) || n < 0 || isNaN(n))
-    throw TypeError('n must be a positive number');
-  this._maxListeners = n;
-  return this;
-};
-
-EventEmitter.prototype.emit = function(type) {
-  var er, handler, len, args, i, listeners;
-
-  if (!this._events)
-    this._events = {};
-
-  // If there is no 'error' event listener then throw.
-  if (type === 'error') {
-    if (!this._events.error ||
-        (isObject(this._events.error) && !this._events.error.length)) {
-      er = arguments[1];
-      if (er instanceof Error) {
-        throw er; // Unhandled 'error' event
-      }
-      throw TypeError('Uncaught, unspecified "error" event.');
-    }
-  }
-
-  handler = this._events[type];
-
-  if (isUndefined(handler))
-    return false;
-
-  if (isFunction(handler)) {
-    switch (arguments.length) {
-      // fast cases
-      case 1:
-        handler.call(this);
-        break;
-      case 2:
-        handler.call(this, arguments[1]);
-        break;
-      case 3:
-        handler.call(this, arguments[1], arguments[2]);
-        break;
-      // slower
-      default:
-        len = arguments.length;
-        args = new Array(len - 1);
-        for (i = 1; i < len; i++)
-          args[i - 1] = arguments[i];
-        handler.apply(this, args);
-    }
-  } else if (isObject(handler)) {
-    len = arguments.length;
-    args = new Array(len - 1);
-    for (i = 1; i < len; i++)
-      args[i - 1] = arguments[i];
-
-    listeners = handler.slice();
-    len = listeners.length;
-    for (i = 0; i < len; i++)
-      listeners[i].apply(this, args);
-  }
-
-  return true;
-};
-
-EventEmitter.prototype.addListener = function(type, listener) {
-  var m;
-
-  if (!isFunction(listener))
-    throw TypeError('listener must be a function');
-
-  if (!this._events)
-    this._events = {};
-
-  // To avoid recursion in the case that type === "newListener"! Before
-  // adding it to the listeners, first emit "newListener".
-  if (this._events.newListener)
-    this.emit('newListener', type,
-              isFunction(listener.listener) ?
-              listener.listener : listener);
-
-  if (!this._events[type])
-    // Optimize the case of one listener. Don't need the extra array object.
-    this._events[type] = listener;
-  else if (isObject(this._events[type]))
-    // If we've already got an array, just append.
-    this._events[type].push(listener);
-  else
-    // Adding the second element, need to change to array.
-    this._events[type] = [this._events[type], listener];
-
-  // Check for listener leak
-  if (isObject(this._events[type]) && !this._events[type].warned) {
-    var m;
-    if (!isUndefined(this._maxListeners)) {
-      m = this._maxListeners;
-    } else {
-      m = EventEmitter.defaultMaxListeners;
-    }
-
-    if (m && m > 0 && this._events[type].length > m) {
-      this._events[type].warned = true;
-      console.error('(node) warning: possible EventEmitter memory ' +
-                    'leak detected. %d listeners added. ' +
-                    'Use emitter.setMaxListeners() to increase limit.',
-                    this._events[type].length);
-      if (typeof console.trace === 'function') {
-        // not supported in IE 10
-        console.trace();
-      }
-    }
-  }
-
-  return this;
-};
-
-EventEmitter.prototype.on = EventEmitter.prototype.addListener;
-
-EventEmitter.prototype.once = function(type, listener) {
-  if (!isFunction(listener))
-    throw TypeError('listener must be a function');
-
-  var fired = false;
-
-  function g() {
-    this.removeListener(type, g);
-
-    if (!fired) {
-      fired = true;
-      listener.apply(this, arguments);
-    }
-  }
-
-  g.listener = listener;
-  this.on(type, g);
-
-  return this;
-};
-
-// emits a 'removeListener' event iff the listener was removed
-EventEmitter.prototype.removeListener = function(type, listener) {
-  var list, position, length, i;
-
-  if (!isFunction(listener))
-    throw TypeError('listener must be a function');
-
-  if (!this._events || !this._events[type])
-    return this;
-
-  list = this._events[type];
-  length = list.length;
-  position = -1;
-
-  if (list === listener ||
-      (isFunction(list.listener) && list.listener === listener)) {
-    delete this._events[type];
-    if (this._events.removeListener)
-      this.emit('removeListener', type, listener);
-
-  } else if (isObject(list)) {
-    for (i = length; i-- > 0;) {
-      if (list[i] === listener ||
-          (list[i].listener && list[i].listener === listener)) {
-        position = i;
-        break;
-      }
-    }
-
-    if (position < 0)
-      return this;
-
-    if (list.length === 1) {
-      list.length = 0;
-      delete this._events[type];
-    } else {
-      list.splice(position, 1);
-    }
-
-    if (this._events.removeListener)
-      this.emit('removeListener', type, listener);
-  }
-
-  return this;
-};
-
-EventEmitter.prototype.removeAllListeners = function(type) {
-  var key, listeners;
-
-  if (!this._events)
-    return this;
-
-  // not listening for removeListener, no need to emit
-  if (!this._events.removeListener) {
-    if (arguments.length === 0)
-      this._events = {};
-    else if (this._events[type])
-      delete this._events[type];
-    return this;
-  }
-
-  // emit removeListener for all listeners on all events
-  if (arguments.length === 0) {
-    for (key in this._events) {
-      if (key === 'removeListener') continue;
-      this.removeAllListeners(key);
-    }
-    this.removeAllListeners('removeListener');
-    this._events = {};
-    return this;
-  }
-
-  listeners = this._events[type];
-
-  if (isFunction(listeners)) {
-    this.removeListener(type, listeners);
-  } else {
-    // LIFO order
-    while (listeners.length)
-      this.removeListener(type, listeners[listeners.length - 1]);
-  }
-  delete this._events[type];
-
-  return this;
-};
-
-EventEmitter.prototype.listeners = function(type) {
-  var ret;
-  if (!this._events || !this._events[type])
-    ret = [];
-  else if (isFunction(this._events[type]))
-    ret = [this._events[type]];
-  else
-    ret = this._events[type].slice();
-  return ret;
-};
-
-EventEmitter.listenerCount = function(emitter, type) {
-  var ret;
-  if (!emitter._events || !emitter._events[type])
-    ret = 0;
-  else if (isFunction(emitter._events[type]))
-    ret = 1;
-  else
-    ret = emitter._events[type].length;
-  return ret;
-};
-
-function isFunction(arg) {
-  return typeof arg === 'function';
-}
-
-function isNumber(arg) {
-  return typeof arg === 'number';
-}
-
-function isObject(arg) {
-  return typeof arg === 'object' && arg !== null;
-}
-
-function isUndefined(arg) {
-  return arg === void 0;
-}
-
-},{}],7:[function(require,module,exports){
-if (typeof Object.create === 'function') {
-  // implementation from standard node.js 'util' module
-  module.exports = function inherits(ctor, superCtor) {
-    ctor.super_ = superCtor
-    ctor.prototype = Object.create(superCtor.prototype, {
-      constructor: {
-        value: ctor,
-        enumerable: false,
-        writable: true,
-        configurable: true
-      }
-    });
-  };
-} else {
-  // old school shim for old browsers
-  module.exports = function inherits(ctor, superCtor) {
-    ctor.super_ = superCtor
-    var TempCtor = function () {}
-    TempCtor.prototype = superCtor.prototype
-    ctor.prototype = new TempCtor()
-    ctor.prototype.constructor = ctor
-  }
-}
-
-},{}],8:[function(require,module,exports){
-module.exports = Array.isArray || function (arr) {
-  return Object.prototype.toString.call(arr) == '[object Array]';
-};
-
-},{}],9:[function(require,module,exports){
-// shim for using process in browser
-
-var process = module.exports = {};
-var queue = [];
-var draining = false;
-var currentQueue;
-var queueIndex = -1;
-
-function cleanUpNextTick() {
-    draining = false;
-    if (currentQueue.length) {
-        queue = currentQueue.concat(queue);
-    } else {
-        queueIndex = -1;
-    }
-    if (queue.length) {
-        drainQueue();
-    }
-}
-
-function drainQueue() {
-    if (draining) {
-        return;
-    }
-    var timeout = setTimeout(cleanUpNextTick);
-    draining = true;
-
-    var len = queue.length;
-    while(len) {
-        currentQueue = queue;
-        queue = [];
-        while (++queueIndex < len) {
-            currentQueue[queueIndex].run();
-        }
-        queueIndex = -1;
-        len = queue.length;
-    }
-    currentQueue = null;
-    draining = false;
-    clearTimeout(timeout);
-}
-
-process.nextTick = function (fun) {
-    var args = new Array(arguments.length - 1);
-    if (arguments.length > 1) {
-        for (var i = 1; i < arguments.length; i++) {
-            args[i - 1] = arguments[i];
-        }
-    }
-    queue.push(new Item(fun, args));
-    if (queue.length === 1 && !draining) {
-        setTimeout(drainQueue, 0);
-    }
-};
-
-// v8 likes predictible objects
-function Item(fun, array) {
-    this.fun = fun;
-    this.array = array;
-}
-Item.prototype.run = function () {
-    this.fun.apply(null, this.array);
-};
-process.title = 'browser';
-process.browser = true;
-process.env = {};
-process.argv = [];
-process.version = ''; // empty string to avoid regexp issues
-process.versions = {};
-
-function noop() {}
-
-process.on = noop;
-process.addListener = noop;
-process.once = noop;
-process.off = noop;
-process.removeListener = noop;
-process.removeAllListeners = noop;
-process.emit = noop;
-
-process.binding = function (name) {
-    throw new Error('process.binding is not supported');
-};
-
-// TODO(shtylman)
-process.cwd = function () { return '/' };
-process.chdir = function (dir) {
-    throw new Error('process.chdir is not supported');
-};
-process.umask = function() { return 0; };
-
-},{}],10:[function(require,module,exports){
-module.exports = require("./lib/_stream_duplex.js")
-
-},{"./lib/_stream_duplex.js":11}],11:[function(require,module,exports){
-(function (process){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-// a duplex stream is just a stream that is both readable and writable.
-// Since JS doesn't have multiple prototypal inheritance, this class
-// prototypally inherits from Readable, and then parasitically from
-// Writable.
-
-module.exports = Duplex;
-
-/*<replacement>*/
-var objectKeys = Object.keys || function (obj) {
-  var keys = [];
-  for (var key in obj) keys.push(key);
-  return keys;
-}
-/*</replacement>*/
-
-
-/*<replacement>*/
-var util = require('core-util-is');
-util.inherits = require('inherits');
-/*</replacement>*/
-
-var Readable = require('./_stream_readable');
-var Writable = require('./_stream_writable');
-
-util.inherits(Duplex, Readable);
-
-forEach(objectKeys(Writable.prototype), function(method) {
-  if (!Duplex.prototype[method])
-    Duplex.prototype[method] = Writable.prototype[method];
-});
-
-function Duplex(options) {
-  if (!(this instanceof Duplex))
-    return new Duplex(options);
-
-  Readable.call(this, options);
-  Writable.call(this, options);
-
-  if (options && options.readable === false)
-    this.readable = false;
-
-  if (options && options.writable === false)
-    this.writable = false;
-
-  this.allowHalfOpen = true;
-  if (options && options.allowHalfOpen === false)
-    this.allowHalfOpen = false;
-
-  this.once('end', onend);
-}
-
-// the no-half-open enforcer
-function onend() {
-  // if we allow half-open state, or if the writable side ended,
-  // then we're ok.
-  if (this.allowHalfOpen || this._writableState.ended)
-    return;
-
-  // no more data can be written.
-  // But allow more writes to happen in this tick.
-  process.nextTick(this.end.bind(this));
-}
-
-function forEach (xs, f) {
-  for (var i = 0, l = xs.length; i < l; i++) {
-    f(xs[i], i);
-  }
-}
-
-}).call(this,require('_process'))
-},{"./_stream_readable":13,"./_stream_writable":15,"_process":9,"core-util-is":16,"inherits":7}],12:[function(require,module,exports){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-// a passthrough stream.
-// basically just the most minimal sort of Transform stream.
-// Every written chunk gets output as-is.
-
-module.exports = PassThrough;
-
-var Transform = require('./_stream_transform');
-
-/*<replacement>*/
-var util = require('core-util-is');
-util.inherits = require('inherits');
-/*</replacement>*/
-
-util.inherits(PassThrough, Transform);
-
-function PassThrough(options) {
-  if (!(this instanceof PassThrough))
-    return new PassThrough(options);
-
-  Transform.call(this, options);
-}
-
-PassThrough.prototype._transform = function(chunk, encoding, cb) {
-  cb(null, chunk);
-};
-
-},{"./_stream_transform":14,"core-util-is":16,"inherits":7}],13:[function(require,module,exports){
-(function (process){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-module.exports = Readable;
-
-/*<replacement>*/
-var isArray = require('isarray');
-/*</replacement>*/
-
-
-/*<replacement>*/
-var Buffer = require('buffer').Buffer;
-/*</replacement>*/
-
-Readable.ReadableState = ReadableState;
-
-var EE = require('events').EventEmitter;
-
-/*<replacement>*/
-if (!EE.listenerCount) EE.listenerCount = function(emitter, type) {
-  return emitter.listeners(type).length;
-};
-/*</replacement>*/
-
-var Stream = require('stream');
-
-/*<replacement>*/
-var util = require('core-util-is');
-util.inherits = require('inherits');
-/*</replacement>*/
-
-var StringDecoder;
-
-
-/*<replacement>*/
-var debug = require('util');
-if (debug && debug.debuglog) {
-  debug = debug.debuglog('stream');
-} else {
-  debug = function () {};
-}
-/*</replacement>*/
-
-
-util.inherits(Readable, Stream);
-
-function ReadableState(options, stream) {
-  var Duplex = require('./_stream_duplex');
-
-  options = options || {};
-
-  // the point at which it stops calling _read() to fill the buffer
-  // Note: 0 is a valid value, means "don't call _read preemptively ever"
-  var hwm = options.highWaterMark;
-  var defaultHwm = options.objectMode ? 16 : 16 * 1024;
-  this.highWaterMark = (hwm || hwm === 0) ? hwm : defaultHwm;
-
-  // cast to ints.
-  this.highWaterMark = ~~this.highWaterMark;
-
-  this.buffer = [];
-  this.length = 0;
-  this.pipes = null;
-  this.pipesCount = 0;
-  this.flowing = null;
-  this.ended = false;
-  this.endEmitted = false;
-  this.reading = false;
-
-  // a flag to be able to tell if the onwrite cb is called immediately,
-  // or on a later tick.  We set this to true at first, because any
-  // actions that shouldn't happen until "later" should generally also
-  // not happen before the first write call.
-  this.sync = true;
-
-  // whenever we return null, then we set a flag to say
-  // that we're awaiting a 'readable' event emission.
-  this.needReadable = false;
-  this.emittedReadable = false;
-  this.readableListening = false;
-
-
-  // object stream flag. Used to make read(n) ignore n and to
-  // make all the buffer merging and length checks go away
-  this.objectMode = !!options.objectMode;
-
-  if (stream instanceof Duplex)
-    this.objectMode = this.objectMode || !!options.readableObjectMode;
-
-  // Crypto is kind of old and crusty.  Historically, its default string
-  // encoding is 'binary' so we have to make this configurable.
-  // Everything else in the universe uses 'utf8', though.
-  this.defaultEncoding = options.defaultEncoding || 'utf8';
-
-  // when piping, we only care about 'readable' events that happen
-  // after read()ing all the bytes and not getting any pushback.
-  this.ranOut = false;
-
-  // the number of writers that are awaiting a drain event in .pipe()s
-  this.awaitDrain = 0;
-
-  // if true, a maybeReadMore has been scheduled
-  this.readingMore = false;
-
-  this.decoder = null;
-  this.encoding = null;
-  if (options.encoding) {
-    if (!StringDecoder)
-      StringDecoder = require('string_decoder/').StringDecoder;
-    this.decoder = new StringDecoder(options.encoding);
-    this.encoding = options.encoding;
-  }
-}
-
-function Readable(options) {
-  var Duplex = require('./_stream_duplex');
-
-  if (!(this instanceof Readable))
-    return new Readable(options);
-
-  this._readableState = new ReadableState(options, this);
-
-  // legacy
-  this.readable = true;
-
-  Stream.call(this);
-}
-
-// Manually shove something into the read() buffer.
-// This returns true if the highWaterMark has not been hit yet,
-// similar to how Writable.write() returns true if you should
-// write() some more.
-Readable.prototype.push = function(chunk, encoding) {
-  var state = this._readableState;
-
-  if (util.isString(chunk) && !state.objectMode) {
-    encoding = encoding || state.defaultEncoding;
-    if (encoding !== state.encoding) {
-      chunk = new Buffer(chunk, encoding);
-      encoding = '';
-    }
-  }
-
-  return readableAddChunk(this, state, chunk, encoding, false);
-};
-
-// Unshift should *always* be something directly out of read()
-Readable.prototype.unshift = function(chunk) {
-  var state = this._readableState;
-  return readableAddChunk(this, state, chunk, '', true);
-};
-
-function readableAddChunk(stream, state, chunk, encoding, addToFront) {
-  var er = chunkInvalid(state, chunk);
-  if (er) {
-    stream.emit('error', er);
-  } else if (util.isNullOrUndefined(chunk)) {
-    state.reading = false;
-    if (!state.ended)
-      onEofChunk(stream, state);
-  } else if (state.objectMode || chunk && chunk.length > 0) {
-    if (state.ended && !addToFront) {
-      var e = new Error('stream.push() after EOF');
-      stream.emit('error', e);
-    } else if (state.endEmitted && addToFront) {
-      var e = new Error('stream.unshift() after end event');
-      stream.emit('error', e);
-    } else {
-      if (state.decoder && !addToFront && !encoding)
-        chunk = state.decoder.write(chunk);
-
-      if (!addToFront)
-        state.reading = false;
-
-      // if we want the data now, just emit it.
-      if (state.flowing && state.length === 0 && !state.sync) {
-        stream.emit('data', chunk);
-        stream.read(0);
-      } else {
-        // update the buffer info.
-        state.length += state.objectMode ? 1 : chunk.length;
-        if (addToFront)
-          state.buffer.unshift(chunk);
-        else
-          state.buffer.push(chunk);
-
-        if (state.needReadable)
-          emitReadable(stream);
-      }
-
-      maybeReadMore(stream, state);
-    }
-  } else if (!addToFront) {
-    state.reading = false;
-  }
-
-  return needMoreData(state);
-}
-
-
-
-// if it's past the high water mark, we can push in some more.
-// Also, if we have no data yet, we can stand some
-// more bytes.  This is to work around cases where hwm=0,
-// such as the repl.  Also, if the push() triggered a
-// readable event, and the user called read(largeNumber) such that
-// needReadable was set, then we ought to push more, so that another
-// 'readable' event will be triggered.
-function needMoreData(state) {
-  return !state.ended &&
-         (state.needReadable ||
-          state.length < state.highWaterMark ||
-          state.length === 0);
-}
-
-// backwards compatibility.
-Readable.prototype.setEncoding = function(enc) {
-  if (!StringDecoder)
-    StringDecoder = require('string_decoder/').StringDecoder;
-  this._readableState.decoder = new StringDecoder(enc);
-  this._readableState.encoding = enc;
-  return this;
-};
-
-// Don't raise the hwm > 128MB
-var MAX_HWM = 0x800000;
-function roundUpToNextPowerOf2(n) {
-  if (n >= MAX_HWM) {
-    n = MAX_HWM;
-  } else {
-    // Get the next highest power of 2
-    n--;
-    for (var p = 1; p < 32; p <<= 1) n |= n >> p;
-    n++;
-  }
-  return n;
-}
-
-function howMuchToRead(n, state) {
-  if (state.length === 0 && state.ended)
-    return 0;
-
-  if (state.objectMode)
-    return n === 0 ? 0 : 1;
-
-  if (isNaN(n) || util.isNull(n)) {
-    // only flow one buffer at a time
-    if (state.flowing && state.buffer.length)
-      return state.buffer[0].length;
-    else
-      return state.length;
-  }
-
-  if (n <= 0)
-    return 0;
-
-  // If we're asking for more than the target buffer level,
-  // then raise the water mark.  Bump up to the next highest
-  // power of 2, to prevent increasing it excessively in tiny
-  // amounts.
-  if (n > state.highWaterMark)
-    state.highWaterMark = roundUpToNextPowerOf2(n);
-
-  // don't have that much.  return null, unless we've ended.
-  if (n > state.length) {
-    if (!state.ended) {
-      state.needReadable = true;
-      return 0;
-    } else
-      return state.length;
-  }
-
-  return n;
-}
-
-// you can override either this method, or the async _read(n) below.
-Readable.prototype.read = function(n) {
-  debug('read', n);
-  var state = this._readableState;
-  var nOrig = n;
-
-  if (!util.isNumber(n) || n > 0)
-    state.emittedReadable = false;
-
-  // if we're doing read(0) to trigger a readable event, but we
-  // already have a bunch of data in the buffer, then just trigger
-  // the 'readable' event and move on.
-  if (n === 0 &&
-      state.needReadable &&
-      (state.length >= state.highWaterMark || state.ended)) {
-    debug('read: emitReadable', state.length, state.ended);
-    if (state.length === 0 && state.ended)
-      endReadable(this);
-    else
-      emitReadable(this);
-    return null;
-  }
-
-  n = howMuchToRead(n, state);
-
-  // if we've ended, and we're now clear, then finish it up.
-  if (n === 0 && state.ended) {
-    if (state.length === 0)
-      endReadable(this);
-    return null;
-  }
-
-  // All the actual chunk generation logic needs to be
-  // *below* the call to _read.  The reason is that in certain
-  // synthetic stream cases, such as passthrough streams, _read
-  // may be a completely synchronous operation which may change
-  // the state of the read buffer, providing enough data when
-  // before there was *not* enough.
-  //
-  // So, the steps are:
-  // 1. Figure out what the state of things will be after we do
-  // a read from the buffer.
-  //
-  // 2. If that resulting state will trigger a _read, then call _read.
-  // Note that this may be asynchronous, or synchronous.  Yes, it is
-  // deeply ugly to write APIs this way, but that still doesn't mean
-  // that the Readable class should behave improperly, as streams are
-  // designed to be sync/async agnostic.
-  // Take note if the _read call is sync or async (ie, if the read call
-  // has returned yet), so that we know whether or not it's safe to emit
-  // 'readable' etc.
-  //
-  // 3. Actually pull the requested chunks out of the buffer and return.
-
-  // if we need a readable event, then we need to do some reading.
-  var doRead = state.needReadable;
-  debug('need readable', doRead);
-
-  // if we currently have less than the highWaterMark, then also read some
-  if (state.length === 0 || state.length - n < state.highWaterMark) {
-    doRead = true;
-    debug('length less than watermark', doRead);
-  }
-
-  // however, if we've ended, then there's no point, and if we're already
-  // reading, then it's unnecessary.
-  if (state.ended || state.reading) {
-    doRead = false;
-    debug('reading or ended', doRead);
-  }
-
-  if (doRead) {
-    debug('do read');
-    state.reading = true;
-    state.sync = true;
-    // if the length is currently zero, then we *need* a readable event.
-    if (state.length === 0)
-      state.needReadable = true;
-    // call internal read method
-    this._read(state.highWaterMark);
-    state.sync = false;
-  }
-
-  // If _read pushed data synchronously, then `reading` will be false,
-  // and we need to re-evaluate how much data we can return to the user.
-  if (doRead && !state.reading)
-    n = howMuchToRead(nOrig, state);
-
-  var ret;
-  if (n > 0)
-    ret = fromList(n, state);
-  else
-    ret = null;
-
-  if (util.isNull(ret)) {
-    state.needReadable = true;
-    n = 0;
-  }
-
-  state.length -= n;
-
-  // If we have nothing in the buffer, then we want to know
-  // as soon as we *do* get something into the buffer.
-  if (state.length === 0 && !state.ended)
-    state.needReadable = true;
-
-  // If we tried to read() past the EOF, then emit end on the next tick.
-  if (nOrig !== n && state.ended && state.length === 0)
-    endReadable(this);
-
-  if (!util.isNull(ret))
-    this.emit('data', ret);
-
-  return ret;
-};
-
-function chunkInvalid(state, chunk) {
-  var er = null;
-  if (!util.isBuffer(chunk) &&
-      !util.isString(chunk) &&
-      !util.isNullOrUndefined(chunk) &&
-      !state.objectMode) {
-    er = new TypeError('Invalid non-string/buffer chunk');
-  }
-  return er;
-}
-
-
-function onEofChunk(stream, state) {
-  if (state.decoder && !state.ended) {
-    var chunk = state.decoder.end();
-    if (chunk && chunk.length) {
-      state.buffer.push(chunk);
-      state.length += state.objectMode ? 1 : chunk.length;
-    }
-  }
-  state.ended = true;
-
-  // emit 'readable' now to make sure it gets picked up.
-  emitReadable(stream);
-}
-
-// Don't emit readable right away in sync mode, because this can trigger
-// another read() call => stack overflow.  This way, it might trigger
-// a nextTick recursion warning, but that's not so bad.
-function emitReadable(stream) {
-  var state = stream._readableState;
-  state.needReadable = false;
-  if (!state.emittedReadable) {
-    debug('emitReadable', state.flowing);
-    state.emittedReadable = true;
-    if (state.sync)
-      process.nextTick(function() {
-        emitReadable_(stream);
-      });
-    else
-      emitReadable_(stream);
-  }
-}
-
-function emitReadable_(stream) {
-  debug('emit readable');
-  stream.emit('readable');
-  flow(stream);
-}
-
-
-// at this point, the user has presumably seen the 'readable' event,
-// and called read() to consume some data.  that may have triggered
-// in turn another _read(n) call, in which case reading = true if
-// it's in progress.
-// However, if we're not ended, or reading, and the length < hwm,
-// then go ahead and try to read some more preemptively.
-function maybeReadMore(stream, state) {
-  if (!state.readingMore) {
-    state.readingMore = true;
-    process.nextTick(function() {
-      maybeReadMore_(stream, state);
-    });
-  }
-}
-
-function maybeReadMore_(stream, state) {
-  var len = state.length;
-  while (!state.reading && !state.flowing && !state.ended &&
-         state.length < state.highWaterMark) {
-    debug('maybeReadMore read 0');
-    stream.read(0);
-    if (len === state.length)
-      // didn't get any data, stop spinning.
-      break;
-    else
-      len = state.length;
-  }
-  state.readingMore = false;
-}
-
-// abstract method.  to be overridden in specific implementation classes.
-// call cb(er, data) where data is <= n in length.
-// for virtual (non-string, non-buffer) streams, "length" is somewhat
-// arbitrary, and perhaps not very meaningful.
-Readable.prototype._read = function(n) {
-  this.emit('error', new Error('not implemented'));
-};
-
-Readable.prototype.pipe = function(dest, pipeOpts) {
-  var src = this;
-  var state = this._readableState;
-
-  switch (state.pipesCount) {
-    case 0:
-      state.pipes = dest;
-      break;
-    case 1:
-      state.pipes = [state.pipes, dest];
-      break;
-    default:
-      state.pipes.push(dest);
-      break;
-  }
-  state.pipesCount += 1;
-  debug('pipe count=%d opts=%j', state.pipesCount, pipeOpts);
-
-  var doEnd = (!pipeOpts || pipeOpts.end !== false) &&
-              dest !== process.stdout &&
-              dest !== process.stderr;
-
-  var endFn = doEnd ? onend : cleanup;
-  if (state.endEmitted)
-    process.nextTick(endFn);
-  else
-    src.once('end', endFn);
-
-  dest.on('unpipe', onunpipe);
-  function onunpipe(readable) {
-    debug('onunpipe');
-    if (readable === src) {
-      cleanup();
-    }
-  }
-
-  function onend() {
-    debug('onend');
-    dest.end();
-  }
-
-  // when the dest drains, it reduces the awaitDrain counter
-  // on the source.  This would be more elegant with a .once()
-  // handler in flow(), but adding and removing repeatedly is
-  // too slow.
-  var ondrain = pipeOnDrain(src);
-  dest.on('drain', ondrain);
-
-  function cleanup() {
-    debug('cleanup');
-    // cleanup event handlers once the pipe is broken
-    dest.removeListener('close', onclose);
-    dest.removeListener('finish', onfinish);
-    dest.removeListener('drain', ondrain);
-    dest.removeListener('error', onerror);
-    dest.removeListener('unpipe', onunpipe);
-    src.removeListener('end', onend);
-    src.removeListener('end', cleanup);
-    src.removeListener('data', ondata);
-
-    // if the reader is waiting for a drain event from this
-    // specific writer, then it would cause it to never start
-    // flowing again.
-    // So, if this is awaiting a drain, then we just call it now.
-    // If we don't know, then assume that we are waiting for one.
-    if (state.awaitDrain &&
-        (!dest._writableState || dest._writableState.needDrain))
-      ondrain();
-  }
-
-  src.on('data', ondata);
-  function ondata(chunk) {
-    debug('ondata');
-    var ret = dest.write(chunk);
-    if (false === ret) {
-      debug('false write response, pause',
-            src._readableState.awaitDrain);
-      src._readableState.awaitDrain++;
-      src.pause();
-    }
-  }
-
-  // if the dest has an error, then stop piping into it.
-  // however, don't suppress the throwing behavior for this.
-  function onerror(er) {
-    debug('onerror', er);
-    unpipe();
-    dest.removeListener('error', onerror);
-    if (EE.listenerCount(dest, 'error') === 0)
-      dest.emit('error', er);
-  }
-  // This is a brutally ugly hack to make sure that our error handler
-  // is attached before any userland ones.  NEVER DO THIS.
-  if (!dest._events || !dest._events.error)
-    dest.on('error', onerror);
-  else if (isArray(dest._events.error))
-    dest._events.error.unshift(onerror);
-  else
-    dest._events.error = [onerror, dest._events.error];
-
-
-
-  // Both close and finish should trigger unpipe, but only once.
-  function onclose() {
-    dest.removeListener('finish', onfinish);
-    unpipe();
-  }
-  dest.once('close', onclose);
-  function onfinish() {
-    debug('onfinish');
-    dest.removeListener('close', onclose);
-    unpipe();
-  }
-  dest.once('finish', onfinish);
-
-  function unpipe() {
-    debug('unpipe');
-    src.unpipe(dest);
-  }
-
-  // tell the dest that it's being piped to
-  dest.emit('pipe', src);
-
-  // start the flow if it hasn't been started already.
-  if (!state.flowing) {
-    debug('pipe resume');
-    src.resume();
-  }
-
-  return dest;
-};
-
-function pipeOnDrain(src) {
-  return function() {
-    var state = src._readableState;
-    debug('pipeOnDrain', state.awaitDrain);
-    if (state.awaitDrain)
-      state.awaitDrain--;
-    if (state.awaitDrain === 0 && EE.listenerCount(src, 'data')) {
-      state.flowing = true;
-      flow(src);
-    }
-  };
-}
-
-
-Readable.prototype.unpipe = function(dest) {
-  var state = this._readableState;
-
-  // if we're not piping anywhere, then do nothing.
-  if (state.pipesCount === 0)
-    return this;
-
-  // just one destination.  most common case.
-  if (state.pipesCount === 1) {
-    // passed in one, but it's not the right one.
-    if (dest && dest !== state.pipes)
-      return this;
-
-    if (!dest)
-      dest = state.pipes;
-
-    // got a match.
-    state.pipes = null;
-    state.pipesCount = 0;
-    state.flowing = false;
-    if (dest)
-      dest.emit('unpipe', this);
-    return this;
-  }
-
-  // slow case. multiple pipe destinations.
-
-  if (!dest) {
-    // remove all.
-    var dests = state.pipes;
-    var len = state.pipesCount;
-    state.pipes = null;
-    state.pipesCount = 0;
-    state.flowing = false;
-
-    for (var i = 0; i < len; i++)
-      dests[i].emit('unpipe', this);
-    return this;
-  }
-
-  // try to find the right one.
-  var i = indexOf(state.pipes, dest);
-  if (i === -1)
-    return this;
-
-  state.pipes.splice(i, 1);
-  state.pipesCount -= 1;
-  if (state.pipesCount === 1)
-    state.pipes = state.pipes[0];
-
-  dest.emit('unpipe', this);
-
-  return this;
-};
-
-// set up data events if they are asked for
-// Ensure readable listeners eventually get something
-Readable.prototype.on = function(ev, fn) {
-  var res = Stream.prototype.on.call(this, ev, fn);
-
-  // If listening to data, and it has not explicitly been paused,
-  // then call resume to start the flow of data on the next tick.
-  if (ev === 'data' && false !== this._readableState.flowing) {
-    this.resume();
-  }
-
-  if (ev === 'readable' && this.readable) {
-    var state = this._readableState;
-    if (!state.readableListening) {
-      state.readableListening = true;
-      state.emittedReadable = false;
-      state.needReadable = true;
-      if (!state.reading) {
-        var self = this;
-        process.nextTick(function() {
-          debug('readable nexttick read 0');
-          self.read(0);
-        });
-      } else if (state.length) {
-        emitReadable(this, state);
-      }
-    }
-  }
-
-  return res;
-};
-Readable.prototype.addListener = Readable.prototype.on;
-
-// pause() and resume() are remnants of the legacy readable stream API
-// If the user uses them, then switch into old mode.
-Readable.prototype.resume = function() {
-  var state = this._readableState;
-  if (!state.flowing) {
-    debug('resume');
-    state.flowing = true;
-    if (!state.reading) {
-      debug('resume read 0');
-      this.read(0);
-    }
-    resume(this, state);
-  }
-  return this;
-};
-
-function resume(stream, state) {
-  if (!state.resumeScheduled) {
-    state.resumeScheduled = true;
-    process.nextTick(function() {
-      resume_(stream, state);
-    });
-  }
-}
-
-function resume_(stream, state) {
-  state.resumeScheduled = false;
-  stream.emit('resume');
-  flow(stream);
-  if (state.flowing && !state.reading)
-    stream.read(0);
-}
-
-Readable.prototype.pause = function() {
-  debug('call pause flowing=%j', this._readableState.flowing);
-  if (false !== this._readableState.flowing) {
-    debug('pause');
-    this._readableState.flowing = false;
-    this.emit('pause');
-  }
-  return this;
-};
-
-function flow(stream) {
-  var state = stream._readableState;
-  debug('flow', state.flowing);
-  if (state.flowing) {
-    do {
-      var chunk = stream.read();
-    } while (null !== chunk && state.flowing);
-  }
-}
-
-// wrap an old-style stream as the async data source.
-// This is *not* part of the readable stream interface.
-// It is an ugly unfortunate mess of history.
-Readable.prototype.wrap = function(stream) {
-  var state = this._readableState;
-  var paused = false;
-
-  var self = this;
-  stream.on('end', function() {
-    debug('wrapped end');
-    if (state.decoder && !state.ended) {
-      var chunk = state.decoder.end();
-      if (chunk && chunk.length)
-        self.push(chunk);
-    }
-
-    self.push(null);
-  });
-
-  stream.on('data', function(chunk) {
-    debug('wrapped data');
-    if (state.decoder)
-      chunk = state.decoder.write(chunk);
-    if (!chunk || !state.objectMode && !chunk.length)
-      return;
-
-    var ret = self.push(chunk);
-    if (!ret) {
-      paused = true;
-      stream.pause();
-    }
-  });
-
-  // proxy all the other methods.
-  // important when wrapping filters and duplexes.
-  for (var i in stream) {
-    if (util.isFunction(stream[i]) && util.isUndefined(this[i])) {
-      this[i] = function(method) { return function() {
-        return stream[method].apply(stream, arguments);
-      }}(i);
-    }
-  }
-
-  // proxy certain important events.
-  var events = ['error', 'close', 'destroy', 'pause', 'resume'];
-  forEach(events, function(ev) {
-    stream.on(ev, self.emit.bind(self, ev));
-  });
-
-  // when we try to consume some more bytes, simply unpause the
-  // underlying stream.
-  self._read = function(n) {
-    debug('wrapped _read', n);
-    if (paused) {
-      paused = false;
-      stream.resume();
-    }
-  };
-
-  return self;
-};
-
-
-
-// exposed for testing purposes only.
-Readable._fromList = fromList;
-
-// Pluck off n bytes from an array of buffers.
-// Length is the combined lengths of all the buffers in the list.
-function fromList(n, state) {
-  var list = state.buffer;
-  var length = state.length;
-  var stringMode = !!state.decoder;
-  var objectMode = !!state.objectMode;
-  var ret;
-
-  // nothing in the list, definitely empty.
-  if (list.length === 0)
-    return null;
-
-  if (length === 0)
-    ret = null;
-  else if (objectMode)
-    ret = list.shift();
-  else if (!n || n >= length) {
-    // read it all, truncate the array.
-    if (stringMode)
-      ret = list.join('');
-    else
-      ret = Buffer.concat(list, length);
-    list.length = 0;
-  } else {
-    // read just some of it.
-    if (n < list[0].length) {
-      // just take a part of the first list item.
-      // slice is the same for buffers and strings.
-      var buf = list[0];
-      ret = buf.slice(0, n);
-      list[0] = buf.slice(n);
-    } else if (n === list[0].length) {
-      // first list is a perfect match
-      ret = list.shift();
-    } else {
-      // complex case.
-      // we have enough to cover it, but it spans past the first buffer.
-      if (stringMode)
-        ret = '';
-      else
-        ret = new Buffer(n);
-
-      var c = 0;
-      for (var i = 0, l = list.length; i < l && c < n; i++) {
-        var buf = list[0];
-        var cpy = Math.min(n - c, buf.length);
-
-        if (stringMode)
-          ret += buf.slice(0, cpy);
-        else
-          buf.copy(ret, c, 0, cpy);
-
-        if (cpy < buf.length)
-          list[0] = buf.slice(cpy);
-        else
-          list.shift();
-
-        c += cpy;
-      }
-    }
-  }
-
-  return ret;
-}
-
-function endReadable(stream) {
-  var state = stream._readableState;
-
-  // If we get here before consuming all the bytes, then that is a
-  // bug in node.  Should never happen.
-  if (state.length > 0)
-    throw new Error('endReadable called on non-empty stream');
-
-  if (!state.endEmitted) {
-    state.ended = true;
-    process.nextTick(function() {
-      // Check that we didn't get one last unshift.
-      if (!state.endEmitted && state.length === 0) {
-        state.endEmitted = true;
-        stream.readable = false;
-        stream.emit('end');
-      }
-    });
-  }
-}
-
-function forEach (xs, f) {
-  for (var i = 0, l = xs.length; i < l; i++) {
-    f(xs[i], i);
-  }
-}
-
-function indexOf (xs, x) {
-  for (var i = 0, l = xs.length; i < l; i++) {
-    if (xs[i] === x) return i;
-  }
-  return -1;
-}
-
-}).call(this,require('_process'))
-},{"./_stream_duplex":11,"_process":9,"buffer":2,"core-util-is":16,"events":6,"inherits":7,"isarray":8,"stream":21,"string_decoder/":22,"util":1}],14:[function(require,module,exports){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-
-// a transform stream is a readable/writable stream where you do
-// something with the data.  Sometimes it's called a "filter",
-// but that's not a great name for it, since that implies a thing where
-// some bits pass through, and others are simply ignored.  (That would
-// be a valid example of a transform, of course.)
-//
-// While the output is causally related to the input, it's not a
-// necessarily symmetric or synchronous transformation.  For example,
-// a zlib stream might take multiple plain-text writes(), and then
-// emit a single compressed chunk some time in the future.
-//
-// Here's how this works:
-//
-// The Transform stream has all the aspects of the readable and writable
-// stream classes.  When you write(chunk), that calls _write(chunk,cb)
-// internally, and returns false if there's a lot of pending writes
-// buffered up.  When you call read(), that calls _read(n) until
-// there's enough pending readable data buffered up.
-//
-// In a transform stream, the written data is placed in a buffer.  When
-// _read(n) is called, it transforms the queued up data, calling the
-// buffered _write cb's as it consumes chunks.  If consuming a single
-// written chunk would result in multiple output chunks, then the first
-// outputted bit calls the readcb, and subsequent chunks just go into
-// the read buffer, and will cause it to emit 'readable' if necessary.
-//
-// This way, back-pressure is actually determined by the reading side,
-// since _read has to be called to start processing a new chunk.  However,
-// a pathological inflate type of transform can cause excessive buffering
-// here.  For example, imagine a stream where every byte of input is
-// interpreted as an integer from 0-255, and then results in that many
-// bytes of output.  Writing the 4 bytes {ff,ff,ff,ff} would result in
-// 1kb of data being output.  In this case, you could write a very small
-// amount of input, and end up with a very large amount of output.  In
-// such a pathological inflating mechanism, there'd be no way to tell
-// the system to stop doing the transform.  A single 4MB write could
-// cause the system to run out of memory.
-//
-// However, even in such a pathological case, only a single written chunk
-// would be consumed, and then the rest would wait (un-transformed) until
-// the results of the previous transformed chunk were consumed.
-
-module.exports = Transform;
-
-var Duplex = require('./_stream_duplex');
-
-/*<replacement>*/
-var util = require('core-util-is');
-util.inherits = require('inherits');
-/*</replacement>*/
-
-util.inherits(Transform, Duplex);
-
-
-function TransformState(options, stream) {
-  this.afterTransform = function(er, data) {
-    return afterTransform(stream, er, data);
-  };
-
-  this.needTransform = false;
-  this.transforming = false;
-  this.writecb = null;
-  this.writechunk = null;
-}
-
-function afterTransform(stream, er, data) {
-  var ts = stream._transformState;
-  ts.transforming = false;
-
-  var cb = ts.writecb;
-
-  if (!cb)
-    return stream.emit('error', new Error('no writecb in Transform class'));
-
-  ts.writechunk = null;
-  ts.writecb = null;
-
-  if (!util.isNullOrUndefined(data))
-    stream.push(data);
-
-  if (cb)
-    cb(er);
-
-  var rs = stream._readableState;
-  rs.reading = false;
-  if (rs.needReadable || rs.length < rs.highWaterMark) {
-    stream._read(rs.highWaterMark);
-  }
-}
-
-
-function Transform(options) {
-  if (!(this instanceof Transform))
-    return new Transform(options);
-
-  Duplex.call(this, options);
-
-  this._transformState = new TransformState(options, this);
-
-  // when the writable side finishes, then flush out anything remaining.
-  var stream = this;
-
-  // start out asking for a readable event once data is transformed.
-  this._readableState.needReadable = true;
-
-  // we have implemented the _read method, and done the other things
-  // that Readable wants before the first _read call, so unset the
-  // sync guard flag.
-  this._readableState.sync = false;
-
-  this.once('prefinish', function() {
-    if (util.isFunction(this._flush))
-      this._flush(function(er) {
-        done(stream, er);
-      });
-    else
-      done(stream);
-  });
-}
-
-Transform.prototype.push = function(chunk, encoding) {
-  this._transformState.needTransform = false;
-  return Duplex.prototype.push.call(this, chunk, encoding);
-};
-
-// This is the part where you do stuff!
-// override this function in implementation classes.
-// 'chunk' is an input chunk.
-//
-// Call `push(newChunk)` to pass along transformed output
-// to the readable side.  You may call 'push' zero or more times.
-//
-// Call `cb(err)` when you are done with this chunk.  If you pass
-// an error, then that'll put the hurt on the whole operation.  If you
-// never call cb(), then you'll never get another chunk.
-Transform.prototype._transform = function(chunk, encoding, cb) {
-  throw new Error('not implemented');
-};
-
-Transform.prototype._write = function(chunk, encoding, cb) {
-  var ts = this._transformState;
-  ts.writecb = cb;
-  ts.writechunk = chunk;
-  ts.writeencoding = encoding;
-  if (!ts.transforming) {
-    var rs = this._readableState;
-    if (ts.needTransform ||
-        rs.needReadable ||
-        rs.length < rs.highWaterMark)
-      this._read(rs.highWaterMark);
-  }
-};
-
-// Doesn't matter what the args are here.
-// _transform does all the work.
-// That we got here means that the readable side wants more data.
-Transform.prototype._read = function(n) {
-  var ts = this._transformState;
-
-  if (!util.isNull(ts.writechunk) && ts.writecb && !ts.transforming) {
-    ts.transforming = true;
-    this._transform(ts.writechunk, ts.writeencoding, ts.afterTransform);
-  } else {
-    // mark that we need a transform, so that any data that comes in
-    // will get processed, now that we've asked for it.
-    ts.needTransform = true;
-  }
-};
-
-
-function done(stream, er) {
-  if (er)
-    return stream.emit('error', er);
-
-  // if there's nothing in the write buffer, then that means
-  // that nothing more will ever be provided
-  var ws = stream._writableState;
-  var ts = stream._transformState;
-
-  if (ws.length)
-    throw new Error('calling transform done when ws.length != 0');
-
-  if (ts.transforming)
-    throw new Error('calling transform done when still transforming');
-
-  return stream.push(null);
-}
-
-},{"./_stream_duplex":11,"core-util-is":16,"inherits":7}],15:[function(require,module,exports){
-(function (process){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-// A bit simpler than readable streams.
-// Implement an async ._write(chunk, cb), and it'll handle all
-// the drain event emission and buffering.
-
-module.exports = Writable;
-
-/*<replacement>*/
-var Buffer = require('buffer').Buffer;
-/*</replacement>*/
-
-Writable.WritableState = WritableState;
-
-
-/*<replacement>*/
-var util = require('core-util-is');
-util.inherits = require('inherits');
-/*</replacement>*/
-
-var Stream = require('stream');
-
-util.inherits(Writable, Stream);
-
-function WriteReq(chunk, encoding, cb) {
-  this.chunk = chunk;
-  this.encoding = encoding;
-  this.callback = cb;
-}
-
-function WritableState(options, stream) {
-  var Duplex = require('./_stream_duplex');
-
-  options = options || {};
-
-  // the point at which write() starts returning false
-  // Note: 0 is a valid value, means that we always return false if
-  // the entire buffer is not flushed immediately on write()
-  var hwm = options.highWaterMark;
-  var defaultHwm = options.objectMode ? 16 : 16 * 1024;
-  this.highWaterMark = (hwm || hwm === 0) ? hwm : defaultHwm;
-
-  // object stream flag to indicate whether or not this stream
-  // contains buffers or objects.
-  this.objectMode = !!options.objectMode;
-
-  if (stream instanceof Duplex)
-    this.objectMode = this.objectMode || !!options.writableObjectMode;
-
-  // cast to ints.
-  this.highWaterMark = ~~this.highWaterMark;
-
-  this.needDrain = false;
-  // at the start of calling end()
-  this.ending = false;
-  // when end() has been called, and returned
-  this.ended = false;
-  // when 'finish' is emitted
-  this.finished = false;
-
-  // should we decode strings into buffers before passing to _write?
-  // this is here so that some node-core streams can optimize string
-  // handling at a lower level.
-  var noDecode = options.decodeStrings === false;
-  this.decodeStrings = !noDecode;
-
-  // Crypto is kind of old and crusty.  Historically, its default string
-  // encoding is 'binary' so we have to make this configurable.
-  // Everything else in the universe uses 'utf8', though.
-  this.defaultEncoding = options.defaultEncoding || 'utf8';
-
-  // not an actual buffer we keep track of, but a measurement
-  // of how much we're waiting to get pushed to some underlying
-  // socket or file.
-  this.length = 0;
-
-  // a flag to see when we're in the middle of a write.
-  this.writing = false;
-
-  // when true all writes will be buffered until .uncork() call
-  this.corked = 0;
-
-  // a flag to be able to tell if the onwrite cb is called immediately,
-  // or on a later tick.  We set this to true at first, because any
-  // actions that shouldn't happen until "later" should generally also
-  // not happen before the first write call.
-  this.sync = true;
-
-  // a flag to know if we're processing previously buffered items, which
-  // may call the _write() callback in the same tick, so that we don't
-  // end up in an overlapped onwrite situation.
-  this.bufferProcessing = false;
-
-  // the callback that's passed to _write(chunk,cb)
-  this.onwrite = function(er) {
-    onwrite(stream, er);
-  };
-
-  // the callback that the user supplies to write(chunk,encoding,cb)
-  this.writecb = null;
-
-  // the amount that is being written when _write is called.
-  this.writelen = 0;
-
-  this.buffer = [];
-
-  // number of pending user-supplied write callbacks
-  // this must be 0 before 'finish' can be emitted
-  this.pendingcb = 0;
-
-  // emit prefinish if the only thing we're waiting for is _write cbs
-  // This is relevant for synchronous Transform streams
-  this.prefinished = false;
-
-  // True if the error was already emitted and should not be thrown again
-  this.errorEmitted = false;
-}
-
-function Writable(options) {
-  var Duplex = require('./_stream_duplex');
-
-  // Writable ctor is applied to Duplexes, though they're not
-  // instanceof Writable, they're instanceof Readable.
-  if (!(this instanceof Writable) && !(this instanceof Duplex))
-    return new Writable(options);
-
-  this._writableState = new WritableState(options, this);
-
-  // legacy.
-  this.writable = true;
-
-  Stream.call(this);
-}
-
-// Otherwise people can pipe Writable streams, which is just wrong.
-Writable.prototype.pipe = function() {
-  this.emit('error', new Error('Cannot pipe. Not readable.'));
-};
-
-
-function writeAfterEnd(stream, state, cb) {
-  var er = new Error('write after end');
-  // TODO: defer error events consistently everywhere, not just the cb
-  stream.emit('error', er);
-  process.nextTick(function() {
-    cb(er);
-  });
-}
-
-// If we get something that is not a buffer, string, null, or undefined,
-// and we're not in objectMode, then that's an error.
-// Otherwise stream chunks are all considered to be of length=1, and the
-// watermarks determine how many objects to keep in the buffer, rather than
-// how many bytes or characters.
-function validChunk(stream, state, chunk, cb) {
-  var valid = true;
-  if (!util.isBuffer(chunk) &&
-      !util.isString(chunk) &&
-      !util.isNullOrUndefined(chunk) &&
-      !state.objectMode) {
-    var er = new TypeError('Invalid non-string/buffer chunk');
-    stream.emit('error', er);
-    process.nextTick(function() {
-      cb(er);
-    });
-    valid = false;
-  }
-  return valid;
-}
-
-Writable.prototype.write = function(chunk, encoding, cb) {
-  var state = this._writableState;
-  var ret = false;
-
-  if (util.isFunction(encoding)) {
-    cb = encoding;
-    encoding = null;
-  }
-
-  if (util.isBuffer(chunk))
-    encoding = 'buffer';
-  else if (!encoding)
-    encoding = state.defaultEncoding;
-
-  if (!util.isFunction(cb))
-    cb = function() {};
-
-  if (state.ended)
-    writeAfterEnd(this, state, cb);
-  else if (validChunk(this, state, chunk, cb)) {
-    state.pendingcb++;
-    ret = writeOrBuffer(this, state, chunk, encoding, cb);
-  }
-
-  return ret;
-};
-
-Writable.prototype.cork = function() {
-  var state = this._writableState;
-
-  state.corked++;
-};
-
-Writable.prototype.uncork = function() {
-  var state = this._writableState;
-
-  if (state.corked) {
-    state.corked--;
-
-    if (!state.writing &&
-        !state.corked &&
-        !state.finished &&
-        !state.bufferProcessing &&
-        state.buffer.length)
-      clearBuffer(this, state);
-  }
-};
-
-function decodeChunk(state, chunk, encoding) {
-  if (!state.objectMode &&
-      state.decodeStrings !== false &&
-      util.isString(chunk)) {
-    chunk = new Buffer(chunk, encoding);
-  }
-  return chunk;
-}
-
-// if we're already writing something, then just put this
-// in the queue, and wait our turn.  Otherwise, call _write
-// If we return false, then we need a drain event, so set that flag.
-function writeOrBuffer(stream, state, chunk, encoding, cb) {
-  chunk = decodeChunk(state, chunk, encoding);
-  if (util.isBuffer(chunk))
-    encoding = 'buffer';
-  var len = state.objectMode ? 1 : chunk.length;
-
-  state.length += len;
-
-  var ret = state.length < state.highWaterMark;
-  // we must ensure that previous needDrain will not be reset to false.
-  if (!ret)
-    state.needDrain = true;
-
-  if (state.writing || state.corked)
-    state.buffer.push(new WriteReq(chunk, encoding, cb));
-  else
-    doWrite(stream, state, false, len, chunk, encoding, cb);
-
-  return ret;
-}
-
-function doWrite(stream, state, writev, len, chunk, encoding, cb) {
-  state.writelen = len;
-  state.writecb = cb;
-  state.writing = true;
-  state.sync = true;
-  if (writev)
-    stream._writev(chunk, state.onwrite);
-  else
-    stream._write(chunk, encoding, state.onwrite);
-  state.sync = false;
-}
-
-function onwriteError(stream, state, sync, er, cb) {
-  if (sync)
-    process.nextTick(function() {
-      state.pendingcb--;
-      cb(er);
-    });
-  else {
-    state.pendingcb--;
-    cb(er);
-  }
-
-  stream._writableState.errorEmitted = true;
-  stream.emit('error', er);
-}
-
-function onwriteStateUpdate(state) {
-  state.writing = false;
-  state.writecb = null;
-  state.length -= state.writelen;
-  state.writelen = 0;
-}
-
-function onwrite(stream, er) {
-  var state = stream._writableState;
-  var sync = state.sync;
-  var cb = state.writecb;
-
-  onwriteStateUpdate(state);
-
-  if (er)
-    onwriteError(stream, state, sync, er, cb);
-  else {
-    // Check if we're actually ready to finish, but don't emit yet
-    var finished = needFinish(stream, state);
-
-    if (!finished &&
-        !state.corked &&
-        !state.bufferProcessing &&
-        state.buffer.length) {
-      clearBuffer(stream, state);
-    }
-
-    if (sync) {
-      process.nextTick(function() {
-        afterWrite(stream, state, finished, cb);
-      });
-    } else {
-      afterWrite(stream, state, finished, cb);
-    }
-  }
-}
-
-function afterWrite(stream, state, finished, cb) {
-  if (!finished)
-    onwriteDrain(stream, state);
-  state.pendingcb--;
-  cb();
-  finishMaybe(stream, state);
-}
-
-// Must force callback to be called on nextTick, so that we don't
-// emit 'drain' before the write() consumer gets the 'false' return
-// value, and has a chance to attach a 'drain' listener.
-function onwriteDrain(stream, state) {
-  if (state.length === 0 && state.needDrain) {
-    state.needDrain = false;
-    stream.emit('drain');
-  }
-}
-
-
-// if there's something in the buffer waiting, then process it
-function clearBuffer(stream, state) {
-  state.bufferProcessing = true;
-
-  if (stream._writev && state.buffer.length > 1) {
-    // Fast case, write everything using _writev()
-    var cbs = [];
-    for (var c = 0; c < state.buffer.length; c++)
-      cbs.push(state.buffer[c].callback);
-
-    // count the one we are adding, as well.
-    // TODO(isaacs) clean this up
-    state.pendingcb++;
-    doWrite(stream, state, true, state.length, state.buffer, '', function(err) {
-      for (var i = 0; i < cbs.length; i++) {
-        state.pendingcb--;
-        cbs[i](err);
-      }
-    });
-
-    // Clear buffer
-    state.buffer = [];
-  } else {
-    // Slow case, write chunks one-by-one
-    for (var c = 0; c < state.buffer.length; c++) {
-      var entry = state.buffer[c];
-      var chunk = entry.chunk;
-      var encoding = entry.encoding;
-      var cb = entry.callback;
-      var len = state.objectMode ? 1 : chunk.length;
-
-      doWrite(stream, state, false, len, chunk, encoding, cb);
-
-      // if we didn't call the onwrite immediately, then
-      // it means that we need to wait until it does.
-      // also, that means that the chunk and cb are currently
-      // being processed, so move the buffer counter past them.
-      if (state.writing) {
-        c++;
-        break;
-      }
-    }
-
-    if (c < state.buffer.length)
-      state.buffer = state.buffer.slice(c);
-    else
-      state.buffer.length = 0;
-  }
-
-  state.bufferProcessing = false;
-}
-
-Writable.prototype._write = function(chunk, encoding, cb) {
-  cb(new Error('not implemented'));
-
-};
-
-Writable.prototype._writev = null;
-
-Writable.prototype.end = function(chunk, encoding, cb) {
-  var state = this._writableState;
-
-  if (util.isFunction(chunk)) {
-    cb = chunk;
-    chunk = null;
-    encoding = null;
-  } else if (util.isFunction(encoding)) {
-    cb = encoding;
-    encoding = null;
-  }
-
-  if (!util.isNullOrUndefined(chunk))
-    this.write(chunk, encoding);
-
-  // .end() fully uncorks
-  if (state.corked) {
-    state.corked = 1;
-    this.uncork();
-  }
-
-  // ignore unnecessary end() calls.
-  if (!state.ending && !state.finished)
-    endWritable(this, state, cb);
-};
-
-
-function needFinish(stream, state) {
-  return (state.ending &&
-          state.length === 0 &&
-          !state.finished &&
-          !state.writing);
-}
-
-function prefinish(stream, state) {
-  if (!state.prefinished) {
-    state.prefinished = true;
-    stream.emit('prefinish');
-  }
-}
-
-function finishMaybe(stream, state) {
-  var need = needFinish(stream, state);
-  if (need) {
-    if (state.pendingcb === 0) {
-      prefinish(stream, state);
-      state.finished = true;
-      stream.emit('finish');
-    } else
-      prefinish(stream, state);
-  }
-  return need;
-}
-
-function endWritable(stream, state, cb) {
-  state.ending = true;
-  finishMaybe(stream, state);
-  if (cb) {
-    if (state.finished)
-      process.nextTick(cb);
-    else
-      stream.once('finish', cb);
-  }
-  state.ended = true;
-}
-
-}).call(this,require('_process'))
-},{"./_stream_duplex":11,"_process":9,"buffer":2,"core-util-is":16,"inherits":7,"stream":21}],16:[function(require,module,exports){
-(function (Buffer){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-// NOTE: These type checking functions intentionally don't use `instanceof`
-// because it is fragile and can be easily faked with `Object.create()`.
-function isArray(ar) {
-  return Array.isArray(ar);
-}
-exports.isArray = isArray;
-
-function isBoolean(arg) {
-  return typeof arg === 'boolean';
-}
-exports.isBoolean = isBoolean;
-
-function isNull(arg) {
-  return arg === null;
-}
-exports.isNull = isNull;
-
-function isNullOrUndefined(arg) {
-  return arg == null;
-}
-exports.isNullOrUndefined = isNullOrUndefined;
-
-function isNumber(arg) {
-  return typeof arg === 'number';
-}
-exports.isNumber = isNumber;
-
-function isString(arg) {
-  return typeof arg === 'string';
-}
-exports.isString = isString;
-
-function isSymbol(arg) {
-  return typeof arg === 'symbol';
-}
-exports.isSymbol = isSymbol;
-
-function isUndefined(arg) {
-  return arg === void 0;
-}
-exports.isUndefined = isUndefined;
-
-function isRegExp(re) {
-  return isObject(re) && objectToString(re) === '[object RegExp]';
-}
-exports.isRegExp = isRegExp;
-
-function isObject(arg) {
-  return typeof arg === 'object' && arg !== null;
-}
-exports.isObject = isObject;
-
-function isDate(d) {
-  return isObject(d) && objectToString(d) === '[object Date]';
-}
-exports.isDate = isDate;
-
-function isError(e) {
-  return isObject(e) &&
-      (objectToString(e) === '[object Error]' || e instanceof Error);
-}
-exports.isError = isError;
-
-function isFunction(arg) {
-  return typeof arg === 'function';
-}
-exports.isFunction = isFunction;
-
-function isPrimitive(arg) {
-  return arg === null ||
-         typeof arg === 'boolean' ||
-         typeof arg === 'number' ||
-         typeof arg === 'string' ||
-         typeof arg === 'symbol' ||  // ES6 symbol
-         typeof arg === 'undefined';
-}
-exports.isPrimitive = isPrimitive;
-
-function isBuffer(arg) {
-  return Buffer.isBuffer(arg);
-}
-exports.isBuffer = isBuffer;
-
-function objectToString(o) {
-  return Object.prototype.toString.call(o);
-}
-}).call(this,require("buffer").Buffer)
-},{"buffer":2}],17:[function(require,module,exports){
-module.exports = require("./lib/_stream_passthrough.js")
-
-},{"./lib/_stream_passthrough.js":12}],18:[function(require,module,exports){
-exports = module.exports = require('./lib/_stream_readable.js');
-exports.Stream = require('stream');
-exports.Readable = exports;
-exports.Writable = require('./lib/_stream_writable.js');
-exports.Duplex = require('./lib/_stream_duplex.js');
-exports.Transform = require('./lib/_stream_transform.js');
-exports.PassThrough = require('./lib/_stream_passthrough.js');
-
-},{"./lib/_stream_duplex.js":11,"./lib/_stream_passthrough.js":12,"./lib/_stream_readable.js":13,"./lib/_stream_transform.js":14,"./lib/_stream_writable.js":15,"stream":21}],19:[function(require,module,exports){
-module.exports = require("./lib/_stream_transform.js")
-
-},{"./lib/_stream_transform.js":14}],20:[function(require,module,exports){
-module.exports = require("./lib/_stream_writable.js")
-
-},{"./lib/_stream_writable.js":15}],21:[function(require,module,exports){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-module.exports = Stream;
-
-var EE = require('events').EventEmitter;
-var inherits = require('inherits');
-
-inherits(Stream, EE);
-Stream.Readable = require('readable-stream/readable.js');
-Stream.Writable = require('readable-stream/writable.js');
-Stream.Duplex = require('readable-stream/duplex.js');
-Stream.Transform = require('readable-stream/transform.js');
-Stream.PassThrough = require('readable-stream/passthrough.js');
-
-// Backwards-compat with node 0.4.x
-Stream.Stream = Stream;
-
-
-
-// old-style streams.  Note that the pipe method (the only relevant
-// part of this class) is overridden in the Readable class.
-
-function Stream() {
-  EE.call(this);
-}
-
-Stream.prototype.pipe = function(dest, options) {
-  var source = this;
-
-  function ondata(chunk) {
-    if (dest.writable) {
-      if (false === dest.write(chunk) && source.pause) {
-        source.pause();
-      }
-    }
-  }
-
-  source.on('data', ondata);
-
-  function ondrain() {
-    if (source.readable && source.resume) {
-      source.resume();
-    }
-  }
-
-  dest.on('drain', ondrain);
-
-  // If the 'end' option is not supplied, dest.end() will be called when
-  // source gets the 'end' or 'close' events.  Only dest.end() once.
-  if (!dest._isStdio && (!options || options.end !== false)) {
-    source.on('end', onend);
-    source.on('close', onclose);
-  }
-
-  var didOnEnd = false;
-  function onend() {
-    if (didOnEnd) return;
-    didOnEnd = true;
-
-    dest.end();
-  }
-
-
-  function onclose() {
-    if (didOnEnd) return;
-    didOnEnd = true;
-
-    if (typeof dest.destroy === 'function') dest.destroy();
-  }
-
-  // don't leave dangling pipes when there are errors.
-  function onerror(er) {
-    cleanup();
-    if (EE.listenerCount(this, 'error') === 0) {
-      throw er; // Unhandled stream error in pipe.
-    }
-  }
-
-  source.on('error', onerror);
-  dest.on('error', onerror);
-
-  // remove all the event listeners that were added.
-  function cleanup() {
-    source.removeListener('data', ondata);
-    dest.removeListener('drain', ondrain);
-
-    source.removeListener('end', onend);
-    source.removeListener('close', onclose);
-
-    source.removeListener('error', onerror);
-    dest.removeListener('error', onerror);
-
-    source.removeListener('end', cleanup);
-    source.removeListener('close', cleanup);
-
-    dest.removeListener('close', cleanup);
-  }
-
-  source.on('end', cleanup);
-  source.on('close', cleanup);
-
-  dest.on('close', cleanup);
-
-  dest.emit('pipe', source);
-
-  // Allow for unix-like usage: A.pipe(B).pipe(C)
-  return dest;
-};
-
-},{"events":6,"inherits":7,"readable-stream/duplex.js":10,"readable-stream/passthrough.js":17,"readable-stream/readable.js":18,"readable-stream/transform.js":19,"readable-stream/writable.js":20}],22:[function(require,module,exports){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-var Buffer = require('buffer').Buffer;
-
-var isBufferEncoding = Buffer.isEncoding
-  || function(encoding) {
-       switch (encoding && encoding.toLowerCase()) {
-         case 'hex': case 'utf8': case 'utf-8': case 'ascii': case 'binary': case 'base64': case 'ucs2': case 'ucs-2': case 'utf16le': case 'utf-16le': case 'raw': return true;
-         default: return false;
-       }
-     }
-
-
-function assertEncoding(encoding) {
-  if (encoding && !isBufferEncoding(encoding)) {
-    throw new Error('Unknown encoding: ' + encoding);
-  }
-}
-
-// StringDecoder provides an interface for efficiently splitting a series of
-// buffers into a series of JS strings without breaking apart multi-byte
-// characters. CESU-8 is handled as part of the UTF-8 encoding.
-//
-// @TODO Handling all encodings inside a single object makes it very difficult
-// to reason about this code, so it should be split up in the future.
-// @TODO There should be a utf8-strict encoding that rejects invalid UTF-8 code
-// points as used by CESU-8.
-var StringDecoder = exports.StringDecoder = function(encoding) {
-  this.encoding = (encoding || 'utf8').toLowerCase().replace(/[-_]/, '');
-  assertEncoding(encoding);
-  switch (this.encoding) {
-    case 'utf8':
-      // CESU-8 represents each of Surrogate Pair by 3-bytes
-      this.surrogateSize = 3;
-      break;
-    case 'ucs2':
-    case 'utf16le':
-      // UTF-16 represents each of Surrogate Pair by 2-bytes
-      this.surrogateSize = 2;
-      this.detectIncompleteChar = utf16DetectIncompleteChar;
-      break;
-    case 'base64':
-      // Base-64 stores 3 bytes in 4 chars, and pads the remainder.
-      this.surrogateSize = 3;
-      this.detectIncompleteChar = base64DetectIncompleteChar;
-      break;
-    default:
-      this.write = passThroughWrite;
-      return;
-  }
-
-  // Enough space to store all bytes of a single character. UTF-8 needs 4
-  // bytes, but CESU-8 may require up to 6 (3 bytes per surrogate).
-  this.charBuffer = new Buffer(6);
-  // Number of bytes received for the current incomplete multi-byte character.
-  this.charReceived = 0;
-  // Number of bytes expected for the current incomplete multi-byte character.
-  this.charLength = 0;
-};
-
-
-// write decodes the given buffer and returns it as JS string that is
-// guaranteed to not contain any partial multi-byte characters. Any partial
-// character found at the end of the buffer is buffered up, and will be
-// returned when calling write again with the remaining bytes.
-//
-// Note: Converting a Buffer containing an orphan surrogate to a String
-// currently works, but converting a String to a Buffer (via `new Buffer`, or
-// Buffer#write) will replace incomplete surrogates with the unicode
-// replacement character. See https://codereview.chromium.org/121173009/ .
-StringDecoder.prototype.write = function(buffer) {
-  var charStr = '';
-  // if our last write ended with an incomplete multibyte character
-  while (this.charLength) {
-    // determine how many remaining bytes this buffer has to offer for this char
-    var available = (buffer.length >= this.charLength - this.charReceived) ?
-        this.charLength - this.charReceived :
-        buffer.length;
-
-    // add the new bytes to the char buffer
-    buffer.copy(this.charBuffer, this.charReceived, 0, available);
-    this.charReceived += available;
-
-    if (this.charReceived < this.charLength) {
-      // still not enough chars in this buffer? wait for more ...
-      return '';
-    }
-
-    // remove bytes belonging to the current character from the buffer
-    buffer = buffer.slice(available, buffer.length);
-
-    // get the character that was split
-    charStr = this.charBuffer.slice(0, this.charLength).toString(this.encoding);
-
-    // CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
-    var charCode = charStr.charCodeAt(charStr.length - 1);
-    if (charCode >= 0xD800 && charCode <= 0xDBFF) {
-      this.charLength += this.surrogateSize;
-      charStr = '';
-      continue;
-    }
-    this.charReceived = this.charLength = 0;
-
-    // if there are no more bytes in this buffer, just emit our char
-    if (buffer.length === 0) {
-      return charStr;
-    }
-    break;
-  }
-
-  // determine and set charLength / charReceived
-  this.detectIncompleteChar(buffer);
-
-  var end = buffer.length;
-  if (this.charLength) {
-    // buffer the incomplete character bytes we got
-    buffer.copy(this.charBuffer, 0, buffer.length - this.charReceived, end);
-    end -= this.charReceived;
-  }
-
-  charStr += buffer.toString(this.encoding, 0, end);
-
-  var end = charStr.length - 1;
-  var charCode = charStr.charCodeAt(end);
-  // CESU-8: lead surrogate (D800-DBFF) is also the incomplete character
-  if (charCode >= 0xD800 && charCode <= 0xDBFF) {
-    var size = this.surrogateSize;
-    this.charLength += size;
-    this.charReceived += size;
-    this.charBuffer.copy(this.charBuffer, size, 0, size);
-    buffer.copy(this.charBuffer, 0, 0, size);
-    return charStr.substring(0, end);
-  }
-
-  // or just emit the charStr
-  return charStr;
-};
-
-// detectIncompleteChar determines if there is an incomplete UTF-8 character at
-// the end of the given buffer. If so, it sets this.charLength to the byte
-// length that character, and sets this.charReceived to the number of bytes
-// that are available for this character.
-StringDecoder.prototype.detectIncompleteChar = function(buffer) {
-  // determine how many bytes we have to check at the end of this buffer
-  var i = (buffer.length >= 3) ? 3 : buffer.length;
-
-  // Figure out if one of the last i bytes of our buffer announces an
-  // incomplete char.
-  for (; i > 0; i--) {
-    var c = buffer[buffer.length - i];
-
-    // See http://en.wikipedia.org/wiki/UTF-8#Description
-
-    // 110XXXXX
-    if (i == 1 && c >> 5 == 0x06) {
-      this.charLength = 2;
-      break;
-    }
-
-    // 1110XXXX
-    if (i <= 2 && c >> 4 == 0x0E) {
-      this.charLength = 3;
-      break;
-    }
-
-    // 11110XXX
-    if (i <= 3 && c >> 3 == 0x1E) {
-      this.charLength = 4;
-      break;
-    }
-  }
-  this.charReceived = i;
-};
-
-StringDecoder.prototype.end = function(buffer) {
-  var res = '';
-  if (buffer && buffer.length)
-    res = this.write(buffer);
-
-  if (this.charReceived) {
-    var cr = this.charReceived;
-    var buf = this.charBuffer;
-    var enc = this.encoding;
-    res += buf.slice(0, cr).toString(enc);
-  }
-
-  return res;
-};
-
-function passThroughWrite(buffer) {
-  return buffer.toString(this.encoding);
-}
-
-function utf16DetectIncompleteChar(buffer) {
-  this.charReceived = buffer.length % 2;
-  this.charLength = this.charReceived ? 2 : 0;
-}
-
-function base64DetectIncompleteChar(buffer) {
-  this.charReceived = buffer.length % 3;
-  this.charLength = this.charReceived ? 3 : 0;
-}
-
-},{"buffer":2}],23:[function(require,module,exports){
-module.exports = function isBuffer(arg) {
-  return arg && typeof arg === 'object'
-    && typeof arg.copy === 'function'
-    && typeof arg.fill === 'function'
-    && typeof arg.readUInt8 === 'function';
-}
-},{}],24:[function(require,module,exports){
-(function (process,global){
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-var formatRegExp = /%[sdj%]/g;
-exports.format = function(f) {
-  if (!isString(f)) {
-    var objects = [];
-    for (var i = 0; i < arguments.length; i++) {
-      objects.push(inspect(arguments[i]));
-    }
-    return objects.join(' ');
-  }
-
-  var i = 1;
-  var args = arguments;
-  var len = args.length;
-  var str = String(f).replace(formatRegExp, function(x) {
-    if (x === '%%') return '%';
-    if (i >= len) return x;
-    switch (x) {
-      case '%s': return String(args[i++]);
-      case '%d': return Number(args[i++]);
-      case '%j':
-        try {
-          return JSON.stringify(args[i++]);
-        } catch (_) {
-          return '[Circular]';
-        }
-      default:
-        return x;
-    }
-  });
-  for (var x = args[i]; i < len; x = args[++i]) {
-    if (isNull(x) || !isObject(x)) {
-      str += ' ' + x;
-    } else {
-      str += ' ' + inspect(x);
-    }
-  }
-  return str;
-};
-
-
-// Mark that a method should not be used.
-// Returns a modified function which warns once by default.
-// If --no-deprecation is set, then it is a no-op.
-exports.deprecate = function(fn, msg) {
-  // Allow for deprecating things in the process of starting up.
-  if (isUndefined(global.process)) {
-    return function() {
-      return exports.deprecate(fn, msg).apply(this, arguments);
-    };
-  }
-
-  if (process.noDeprecation === true) {
-    return fn;
-  }
-
-  var warned = false;
-  function deprecated() {
-    if (!warned) {
-      if (process.throwDeprecation) {
-        throw new Error(msg);
-      } else if (process.traceDeprecation) {
-        console.trace(msg);
-      } else {
-        console.error(msg);
-      }
-      warned = true;
-    }
-    return fn.apply(this, arguments);
-  }
-
-  return deprecated;
-};
-
-
-var debugs = {};
-var debugEnviron;
-exports.debuglog = function(set) {
-  if (isUndefined(debugEnviron))
-    debugEnviron = process.env.NODE_DEBUG || '';
-  set = set.toUpperCase();
-  if (!debugs[set]) {
-    if (new RegExp('\\b' + set + '\\b', 'i').test(debugEnviron)) {
-      var pid = process.pid;
-      debugs[set] = function() {
-        var msg = exports.format.apply(exports, arguments);
-        console.error('%s %d: %s', set, pid, msg);
-      };
-    } else {
-      debugs[set] = function() {};
-    }
-  }
-  return debugs[set];
-};
-
-
-/**
- * Echos the value of a value. Trys to print the value out
- * in the best way possible given the different types.
- *
- * @param {Object} obj The object to print out.
- * @param {Object} opts Optional options object that alters the output.
- */
-/* legacy: obj, showHidden, depth, colors*/
-function inspect(obj, opts) {
-  // default options
-  var ctx = {
-    seen: [],
-    stylize: stylizeNoColor
-  };
-  // legacy...
-  if (arguments.length >= 3) ctx.depth = arguments[2];
-  if (arguments.length >= 4) ctx.colors = arguments[3];
-  if (isBoolean(opts)) {
-    // legacy...
-    ctx.showHidden = opts;
-  } else if (opts) {
-    // got an "options" object
-    exports._extend(ctx, opts);
-  }
-  // set default options
-  if (isUndefined(ctx.showHidden)) ctx.showHidden = false;
-  if (isUndefined(ctx.depth)) ctx.depth = 2;
-  if (isUndefined(ctx.colors)) ctx.colors = false;
-  if (isUndefined(ctx.customInspect)) ctx.customInspect = true;
-  if (ctx.colors) ctx.stylize = stylizeWithColor;
-  return formatValue(ctx, obj, ctx.depth);
-}
-exports.inspect = inspect;
-
-
-// http://en.wikipedia.org/wiki/ANSI_escape_code#graphics
-inspect.colors = {
-  'bold' : [1, 22],
-  'italic' : [3, 23],
-  'underline' : [4, 24],
-  'inverse' : [7, 27],
-  'white' : [37, 39],
-  'grey' : [90, 39],
-  'black' : [30, 39],
-  'blue' : [34, 39],
-  'cyan' : [36, 39],
-  'green' : [32, 39],
-  'magenta' : [35, 39],
-  'red' : [31, 39],
-  'yellow' : [33, 39]
-};
-
-// Don't use 'blue' not visible on cmd.exe
-inspect.styles = {
-  'special': 'cyan',
-  'number': 'yellow',
-  'boolean': 'yellow',
-  'undefined': 'grey',
-  'null': 'bold',
-  'string': 'green',
-  'date': 'magenta',
-  // "name": intentionally not styling
-  'regexp': 'red'
-};
-
-
-function stylizeWithColor(str, styleType) {
-  var style = inspect.styles[styleType];
-
-  if (style) {
-    return '\u001b[' + inspect.colors[style][0] + 'm' + str +
-           '\u001b[' + inspect.colors[style][1] + 'm';
-  } else {
-    return str;
-  }
-}
-
-
-function stylizeNoColor(str, styleType) {
-  return str;
-}
-
-
-function arrayToHash(array) {
-  var hash = {};
-
-  array.forEach(function(val, idx) {
-    hash[val] = true;
-  });
-
-  return hash;
-}
-
-
-function formatValue(ctx, value, recurseTimes) {
-  // Provide a hook for user-specified inspect functions.
-  // Check that value is an object with an inspect function on it
-  if (ctx.customInspect &&
-      value &&
-      isFunction(value.inspect) &&
-      // Filter out the util module, it's inspect function is special
-      value.inspect !== exports.inspect &&
-      // Also filter out any prototype objects using the circular check.
-      !(value.constructor && value.constructor.prototype === value)) {
-    var ret = value.inspect(recurseTimes, ctx);
-    if (!isString(ret)) {
-      ret = formatValue(ctx, ret, recurseTimes);
-    }
-    return ret;
-  }
-
-  // Primitive types cannot have properties
-  var primitive = formatPrimitive(ctx, value);
-  if (primitive) {
-    return primitive;
-  }
-
-  // Look up the keys of the object.
-  var keys = Object.keys(value);
-  var visibleKeys = arrayToHash(keys);
-
-  if (ctx.showHidden) {
-    keys = Object.getOwnPropertyNames(value);
-  }
-
-  // IE doesn't make error fields non-enumerable
-  // http://msdn.microsoft.com/en-us/library/ie/dww52sbt(v=vs.94).aspx
-  if (isError(value)
-      && (keys.indexOf('message') >= 0 || keys.indexOf('description') >= 0)) {
-    return formatError(value);
-  }
-
-  // Some type of object without properties can be shortcutted.
-  if (keys.length === 0) {
-    if (isFunction(value)) {
-      var name = value.name ? ': ' + value.name : '';
-      return ctx.stylize('[Function' + name + ']', 'special');
-    }
-    if (isRegExp(value)) {
-      return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
-    }
-    if (isDate(value)) {
-      return ctx.stylize(Date.prototype.toString.call(value), 'date');
-    }
-    if (isError(value)) {
-      return formatError(value);
-    }
-  }
-
-  var base = '', array = false, braces = ['{', '}'];
-
-  // Make Array say that they are Array
-  if (isArray(value)) {
-    array = true;
-    braces = ['[', ']'];
-  }
-
-  // Make functions say that they are functions
-  if (isFunction(value)) {
-    var n = value.name ? ': ' + value.name : '';
-    base = ' [Function' + n + ']';
-  }
-
-  // Make RegExps say that they are RegExps
-  if (isRegExp(value)) {
-    base = ' ' + RegExp.prototype.toString.call(value);
-  }
-
-  // Make dates with properties first say the date
-  if (isDate(value)) {
-    base = ' ' + Date.prototype.toUTCString.call(value);
-  }
-
-  // Make error with message first say the error
-  if (isError(value)) {
-    base = ' ' + formatError(value);
-  }
-
-  if (keys.length === 0 && (!array || value.length == 0)) {
-    return braces[0] + base + braces[1];
-  }
-
-  if (recurseTimes < 0) {
-    if (isRegExp(value)) {
-      return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
-    } else {
-      return ctx.stylize('[Object]', 'special');
-    }
-  }
-
-  ctx.seen.push(value);
-
-  var output;
-  if (array) {
-    output = formatArray(ctx, value, recurseTimes, visibleKeys, keys);
-  } else {
-    output = keys.map(function(key) {
-      return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array);
-    });
-  }
-
-  ctx.seen.pop();
-
-  return reduceToSingleString(output, base, braces);
-}
-
-
-function formatPrimitive(ctx, value) {
-  if (isUndefined(value))
-    return ctx.stylize('undefined', 'undefined');
-  if (isString(value)) {
-    var simple = '\'' + JSON.stringify(value).replace(/^"|"$/g, '')
-                                             .replace(/'/g, "\\'")
-                                             .replace(/\\"/g, '"') + '\'';
-    return ctx.stylize(simple, 'string');
-  }
-  if (isNumber(value))
-    return ctx.stylize('' + value, 'number');
-  if (isBoolean(value))
-    return ctx.stylize('' + value, 'boolean');
-  // For some reason typeof null is "object", so special case here.
-  if (isNull(value))
-    return ctx.stylize('null', 'null');
-}
-
-
-function formatError(value) {
-  return '[' + Error.prototype.toString.call(value) + ']';
-}
-
-
-function formatArray(ctx, value, recurseTimes, visibleKeys, keys) {
-  var output = [];
-  for (var i = 0, l = value.length; i < l; ++i) {
-    if (hasOwnProperty(value, String(i))) {
-      output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
-          String(i), true));
-    } else {
-      output.push('');
-    }
-  }
-  keys.forEach(function(key) {
-    if (!key.match(/^\d+$/)) {
-      output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
-          key, true));
-    }
-  });
-  return output;
-}
-
-
-function formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) {
-  var name, str, desc;
-  desc = Object.getOwnPropertyDescriptor(value, key) || { value: value[key] };
-  if (desc.get) {
-    if (desc.set) {
-      str = ctx.stylize('[Getter/Setter]', 'special');
-    } else {
-      str = ctx.stylize('[Getter]', 'special');
-    }
-  } else {
-    if (desc.set) {
-      str = ctx.stylize('[Setter]', 'special');
-    }
-  }
-  if (!hasOwnProperty(visibleKeys, key)) {
-    name = '[' + key + ']';
-  }
-  if (!str) {
-    if (ctx.seen.indexOf(desc.value) < 0) {
-      if (isNull(recurseTimes)) {
-        str = formatValue(ctx, desc.value, null);
-      } else {
-        str = formatValue(ctx, desc.value, recurseTimes - 1);
-      }
-      if (str.indexOf('\n') > -1) {
-        if (array) {
-          str = str.split('\n').map(function(line) {
-            return '  ' + line;
-          }).join('\n').substr(2);
-        } else {
-          str = '\n' + str.split('\n').map(function(line) {
-            return '   ' + line;
-          }).join('\n');
-        }
-      }
-    } else {
-      str = ctx.stylize('[Circular]', 'special');
-    }
-  }
-  if (isUndefined(name)) {
-    if (array && key.match(/^\d+$/)) {
-      return str;
-    }
-    name = JSON.stringify('' + key);
-    if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) {
-      name = name.substr(1, name.length - 2);
-      name = ctx.stylize(name, 'name');
-    } else {
-      name = name.replace(/'/g, "\\'")
-                 .replace(/\\"/g, '"')
-                 .replace(/(^"|"$)/g, "'");
-      name = ctx.stylize(name, 'string');
-    }
-  }
-
-  return name + ': ' + str;
-}
-
-
-function reduceToSingleString(output, base, braces) {
-  var numLinesEst = 0;
-  var length = output.reduce(function(prev, cur) {
-    numLinesEst++;
-    if (cur.indexOf('\n') >= 0) numLinesEst++;
-    return prev + cur.replace(/\u001b\[\d\d?m/g, '').length + 1;
-  }, 0);
-
-  if (length > 60) {
-    return braces[0] +
-           (base === '' ? '' : base + '\n ') +
-           ' ' +
-           output.join(',\n  ') +
-           ' ' +
-           braces[1];
-  }
-
-  return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1];
-}
-
-
-// NOTE: These type checking functions intentionally don't use `instanceof`
-// because it is fragile and can be easily faked with `Object.create()`.
-function isArray(ar) {
-  return Array.isArray(ar);
-}
-exports.isArray = isArray;
-
-function isBoolean(arg) {
-  return typeof arg === 'boolean';
-}
-exports.isBoolean = isBoolean;
-
-function isNull(arg) {
-  return arg === null;
-}
-exports.isNull = isNull;
-
-function isNullOrUndefined(arg) {
-  return arg == null;
-}
-exports.isNullOrUndefined = isNullOrUndefined;
-
-function isNumber(arg) {
-  return typeof arg === 'number';
-}
-exports.isNumber = isNumber;
-
-function isString(arg) {
-  return typeof arg === 'string';
-}
-exports.isString = isString;
-
-function isSymbol(arg) {
-  return typeof arg === 'symbol';
-}
-exports.isSymbol = isSymbol;
-
-function isUndefined(arg) {
-  return arg === void 0;
-}
-exports.isUndefined = isUndefined;
-
-function isRegExp(re) {
-  return isObject(re) && objectToString(re) === '[object RegExp]';
-}
-exports.isRegExp = isRegExp;
-
-function isObject(arg) {
-  return typeof arg === 'object' && arg !== null;
-}
-exports.isObject = isObject;
-
-function isDate(d) {
-  return isObject(d) && objectToString(d) === '[object Date]';
-}
-exports.isDate = isDate;
-
-function isError(e) {
-  return isObject(e) &&
-      (objectToString(e) === '[object Error]' || e instanceof Error);
-}
-exports.isError = isError;
-
-function isFunction(arg) {
-  return typeof arg === 'function';
-}
-exports.isFunction = isFunction;
-
-function isPrimitive(arg) {
-  return arg === null ||
-         typeof arg === 'boolean' ||
-         typeof arg === 'number' ||
-         typeof arg === 'string' ||
-         typeof arg === 'symbol' ||  // ES6 symbol
-         typeof arg === 'undefined';
-}
-exports.isPrimitive = isPrimitive;
-
-exports.isBuffer = require('./support/isBuffer');
-
-function objectToString(o) {
-  return Object.prototype.toString.call(o);
-}
-
-
-function pad(n) {
-  return n < 10 ? '0' + n.toString(10) : n.toString(10);
-}
-
-
-var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep',
-              'Oct', 'Nov', 'Dec'];
-
-// 26 Feb 16:19:34
-function timestamp() {
-  var d = new Date();
-  var time = [pad(d.getHours()),
-              pad(d.getMinutes()),
-              pad(d.getSeconds())].join(':');
-  return [d.getDate(), months[d.getMonth()], time].join(' ');
-}
-
-
-// log is just a thin wrapper to console.log that prepends a timestamp
-exports.log = function() {
-  console.log('%s - %s', timestamp(), exports.format.apply(exports, arguments));
-};
-
-
-/**
- * Inherit the prototype methods from one constructor into another.
- *
- * The Function.prototype.inherits from lang.js rewritten as a standalone
- * function (not on Function.prototype). NOTE: If this file is to be loaded
- * during bootstrapping this function needs to be rewritten using some native
- * functions as prototype setup using normal JavaScript does not work as
- * expected during bootstrapping (see mirror.js in r114903).
- *
- * @param {function} ctor Constructor function which needs to inherit the
- *     prototype.
- * @param {function} superCtor Constructor function to inherit prototype from.
- */
-exports.inherits = require('inherits');
-
-exports._extend = function(origin, add) {
-  // Don't do anything if add isn't an object
-  if (!add || !isObject(add)) return origin;
-
-  var keys = Object.keys(add);
-  var i = keys.length;
-  while (i--) {
-    origin[keys[i]] = add[keys[i]];
-  }
-  return origin;
-};
-
-function hasOwnProperty(obj, prop) {
-  return Object.prototype.hasOwnProperty.call(obj, prop);
-}
-
-}).call(this,require('_process'),typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"./support/isBuffer":23,"_process":9,"inherits":7}],25:[function(require,module,exports){
-var util = require('util');
-var intersect = require('intersect');
-var WildEmitter = require('wildemitter');
-var webrtc = require('webrtcsupport');
-
-var BaseSession = require('jingle-session');
-var MediaSession = require('jingle-media-session');
-var FileSession = require('jingle-filetransfer-session');
-
-
-function SessionManager(conf) {
-    WildEmitter.call(this);
-
-    conf = conf || {};
-
-    this.jid = conf.jid;
-    this.selfID = conf.selfID || (this.jid && this.jid.full) || this.jid || '';
-
-    this.sessions = {};
-    this.peers = {};
-
-    this.prepareSession = conf.prepareSession || function (opts) {
-        if (opts.descriptionTypes.indexOf('rtp') >= 0) {
-            return new MediaSession(opts);
-        }
-        if (opts.descriptionTypes.indexOf('filetransfer') >= 0) {
-            return new FileSession(opts);
-        }
-    };
-
-    this.performTieBreak = conf.performTieBreak || function (sess, req) {
-        var descriptionTypes = req.jingle.contents.map(function (content) {
-            if (content.description) {
-                return content.description.descType;
-            }
-        });
-
-        var matching = intersect(sess.pendingDescriptionTypes, descriptionTypes);
-
-        return matching.length > 0;
-    };
-
-    this.screenSharingSupport = webrtc.screenSharing;
-
-    this.capabilities = [
-        'urn:xmpp:jingle:1'
-    ];
-    if (webrtc.support) {
-        this.capabilities = [
-            'urn:xmpp:jingle:1',
-            'urn:xmpp:jingle:apps:rtp:1',
-            'urn:xmpp:jingle:apps:rtp:audio',
-            'urn:xmpp:jingle:apps:rtp:video',
-            'urn:xmpp:jingle:apps:rtp:rtcb-fb:0',
-            'urn:xmpp:jingle:apps:rtp:rtp-hdrext:0',
-            'urn:xmpp:jingle:apps:rtp:ssma:0',
-            'urn:xmpp:jingle:apps:dtls:0',
-            'urn:xmpp:jingle:apps:grouping:0',
-            'urn:xmpp:jingle:apps:file-transfer:3',
-            'urn:xmpp:jingle:transports:ice-udp:1',
-            'urn:xmpp:jingle:transports.dtls-sctp:1',
-            'urn:ietf:rfc:3264',
-            'urn:ietf:rfc:5576',
-            'urn:ietf:rfc:5888'
-        ];
-    }
-
-    this.config = {
-        debug: false,
-        peerConnectionConfig: {
-            iceServers: conf.iceServers || [{'url': 'stun:stun.l.google.com:19302'}]
-        },
-        peerConnectionConstraints: {
-            optional: [
-                {DtlsSrtpKeyAgreement: true},
-                {RtpDataChannels: false}
-            ]
-        },
-        media: {
-            audio: true,
-            video: true
-        }
-    };
-
-    for (var item in conf) {
-        this.config[item] = conf[item];
-    }
-
-    this.iceServers = this.config.peerConnectionConfig.iceServers;
-}
-
-
-util.inherits(SessionManager, WildEmitter);
-
-
-SessionManager.prototype.addICEServer = function (server) {
-    // server == {
-    //    url: '',
-    //    [username: '',]
-    //    [credential: '']
-    // }
-    if (typeof server === 'string') {
-        server = {url: server};
-    }
-    this.iceServers.push(server);
-};
-
-SessionManager.prototype.addSession = function (session) {
-    var self = this;
-
-    var sid = session.sid;
-    var peer = session.peerID;
-
-    this.sessions[sid] = session;
-    if (!this.peers[peer]) {
-        this.peers[peer] = [];
-    }
-
-    this.peers[peer].push(session);
-
-    // Automatically clean up tracked sessions
-    session.on('terminated', function () {
-        var peers = self.peers[peer] || [];
-        if (peers.length) {
-            peers.splice(peers.indexOf(session), 1);
-        }
-        delete self.sessions[sid];
-    });
-
-    // Proxy session events
-    session.on('*', function (name, data, extraData, extraData2) {
-        // Listen for when we actually try to start a session to
-        // trigger the outgoing event.
-        if (name === 'send') {
-            var action = data.jingle && data.jingle.action;
-            if (session.isInitiator && action === 'session-initiate') {
-                self.emit('outgoing', session);
-            }
-        }
-
-        if (self.config.debug && (name === 'log:debug' || name === 'log:error')) {
-            console.log('Jingle:', data, extraData, extraData2);
-        }
-
-        // Don't proxy change:* events, since those don't apply to
-        // the session manager itself.
-        if (name.indexOf('change') === 0) {
-            return;
-        }
-
-        self.emit(name, data, extraData, extraData2);
-    });
-
-    this.emit('createdSession', session);
-
-    return session;
-};
-
-SessionManager.prototype.createMediaSession = function (peer, sid, stream) {
-    var session = new MediaSession({
-        sid: sid,
-        peer: peer,
-        initiator: true,
-        stream: stream,
-        parent: this,
-        iceServers: this.iceServers,
-        constraints: this.config.peerConnectionConstraints
-    });
-
-    this.addSession(session);
-
-    return session;
-};
-
-SessionManager.prototype.createFileTransferSession = function (peer, sid) {
-    var session = new FileSession({
-        sid: sid,
-        peer: peer,
-        initiator: true,
-        parent: this
-    });
-
-    this.addSession(session);
-
-    return session;
-};
-
-SessionManager.prototype.endPeerSessions = function (peer, reason, silent) {
-    peer = peer.full || peer;
-
-    var sessions = this.peers[peer] || [];
-    delete this.peers[peer];
-
-    sessions.forEach(function (session) {
-        session.end(reason || 'gone', silent);
-    });
-};
-
-SessionManager.prototype.endAllSessions = function (reason, silent) {
-    var self = this;
-    Object.keys(this.peers).forEach(function (peer) {
-        self.endPeerSessions(peer, reason, silent);
-    });
-};
-
-SessionManager.prototype._createIncomingSession = function (meta, req) {
-    var session;
-
-    if (this.prepareSession) {
-        session = this.prepareSession(meta, req);
-    }
-
-    // Fallback to a generic session type, which can
-    // only be used to end the session.
-
-    if (!session) {
-        session = new BaseSession(meta);
-    }
-
-    this.addSession(session);
-
-    return session;
-};
-
-SessionManager.prototype._sendError = function (to, id, data) {
-    if (!data.type) {
-        data.type = 'cancel';
-    }
-    this.emit('send', {
-        to: to,
-        id: id,
-        type: 'error',
-        error: data
-    });
-};
-
-SessionManager.prototype._log = function (level, message) {
-    this.emit('log:' + level, message);
-};
-
-SessionManager.prototype.process = function (req) {
-    var self = this;
-
-    // Extract the request metadata that we need to verify
-    var sid = !!req.jingle ? req.jingle.sid : null;
-    var session = this.sessions[sid] || null;
-    var rid = req.id;
-    var sender = req.from.full || req.from;
-
-
-    if (req.type === 'error') {
-        var isTieBreak = req.error && req.error.jingleCondition === 'tie-break';
-        if (session && session.pending && isTieBreak) {
-            return session.end('alternative-session', true);
-        } else {
-            if (session) {
-                session.pendingAction = false;
-            }
-            return this.emit('error', req);
-        }
-    }
-
-    if (req.type === 'result') {
-        if (session) {
-            session.pendingAction = false;
-        }
-        return;
-    }
-
-    var action = req.jingle.action;
-    var contents = req.jingle.contents || [];
-
-    var descriptionTypes = contents.map(function (content) {
-        if (content.description) {
-            return content.description.descType;
-        }
-    });
-    var transportTypes = contents.map(function (content) {
-        if (content.transport) {
-            return content.transport.transType;
-        }
-    });
-
-
-    // Now verify that we are allowed to actually process the
-    // requested action
-
-    if (action !== 'session-initiate') {
-        // Can't modify a session that we don't have.
-        if (!session) {
-            this._log('error', 'Unknown session', sid);
-            return this._sendError(sender, rid, {
-                condition: 'item-not-found',
-                jingleCondition: 'unknown-session'
-            });
-        }
-
-        // Check if someone is trying to hijack a session.
-        if (session.peerID !== sender || session.ended) {
-            this._log('error', 'Session has ended, or action has wrong sender');
-            return this._sendError(sender, rid, {
-                condition: 'item-not-found',
-                jingleCondition: 'unknown-session'
-            });
-        }
-
-        // Can't accept a session twice
-        if (action === 'session-accept' && !session.pending) {
-            this._log('error', 'Tried to accept session twice', sid);
-            return this._sendError(sender, rid, {
-                condition: 'unexpected-request',
-                jingleCondition: 'out-of-order'
-            });
-        }
-
-        // Can't process two requests at once, need to tie break
-        if (action !== 'session-terminate' && action === session.pendingAction) {
-            this._log('error', 'Tie break during pending request');
-            if (session.isInitiator) {
-                return this._sendError(sender, rid, {
-                    condition: 'conflict',
-                    jingleCondition: 'tie-break'
-                });
-            }
-        }
-    } else if (session) {
-        // Don't accept a new session if we already have one.
-        if (session.peerID !== sender) {
-            this._log('error', 'Duplicate sid from new sender');
-            return this._sendError(sender, rid, {
-                condition: 'service-unavailable'
-            });
-        }
-
-        // Check if we need to have a tie breaker because both parties
-        // happened to pick the same random sid.
-        if (session.pending) {
-            if (this.selfID > session.peerID && this.performTieBreak(session, req)) {
-                this._log('error', 'Tie break new session because of duplicate sids');
-                return this._sendError(sender, rid, {
-                    condition: 'conflict',
-                    jingleCondition: 'tie-break'
-                });
-            }
-        } else {
-            // The other side is just doing it wrong.
-            this._log('error', 'Someone is doing this wrong');
-            return this._sendError(sender, rid, {
-                condition: 'unexpected-request',
-                jingleCondition: 'out-of-order'
-            });
-        }
-    } else if (this.peers[sender] && this.peers[sender].length) {
-        // Check if we need to have a tie breaker because we already have
-        // a different session with this peer that is using the requested
-        // content description types.
-        for (var i = 0, len = this.peers[sender].length; i < len; i++) {
-            var sess = this.peers[sender][i];
-            if (sess && sess.pending && sess.sid > sid && this.performTieBreak(sess, req)) {
-                this._log('info', 'Tie break session-initiate');
-                return this._sendError(sender, rid, {
-                    condition: 'conflict',
-                    jingleCondition: 'tie-break'
-                });
-            }
-        }
-    }
-
-    // We've now weeded out invalid requests, so we can process the action now.
-
-    if (action === 'session-initiate') {
-        if (!contents.length) {
-            return self._sendError(sender, rid, {
-                condition: 'bad-request'
-            });
-        }
-
-        session = this._createIncomingSession({
-            sid: sid,
-            peer: req.from,
-            peerID: sender,
-            initiator: false,
-            parent: this,
-            descriptionTypes: descriptionTypes,
-            transportTypes: transportTypes,
-            iceServers: this.iceServers,
-            constraints: this.config.peerConnectionConstraints
-        }, req);
-    }
-
-    session.process(action, req.jingle, function (err) {
-        if (err) {
-            self._log('error', 'Could not process request', req, err);
-            self._sendError(sender, rid, err);
-        } else {
-            self.emit('send', {
-                to: sender,
-                id: rid,
-                type: 'result',
-            });
-
-            // Wait for the initial action to be processed before emitting
-            // the session for the user to accept/reject.
-            if (action === 'session-initiate') {
-                self.emit('incoming', session);
-            }
-        }
-    });
-};
-
-
-module.exports = SessionManager;
-
-},{"intersect":27,"jingle-filetransfer-session":28,"jingle-media-session":79,"jingle-session":111,"util":24,"webrtcsupport":115,"wildemitter":116}],26:[function(require,module,exports){
-var arr = [];
-var each = arr.forEach;
-var slice = arr.slice;
-
-
-module.exports = function(obj) {
-    each.call(slice.call(arguments, 1), function(source) {
-        if (source) {
-            for (var prop in source) {
-                obj[prop] = source[prop];
-            }
-        }
-    });
-    return obj;
-};
-
-},{}],27:[function(require,module,exports){
-module.exports = intersect;
-
-function intersect (a, b) {
-  var res = [];
-  for (var i = 0; i < a.length; i++) {
-    if (indexOf(b, a[i]) > -1) res.push(a[i]);
-  }
-  return res;
-}
-
-intersect.big = function(a, b) {
-  var ret = [];
-  var temp = {};
-  
-  for (var i = 0; i < b.length; i++) {
-    temp[b[i]] = true;
-  }
-  for (var i = 0; i < a.length; i++) {
-    if (temp[a[i]]) ret.push(a[i]);
-  }
-  
-  return ret;
-}
-
-function indexOf(arr, el) {
-  for (var i = 0; i < arr.length; i++) {
-    if (arr[i] === el) return i;
-  }
-  return -1;
-}
-
-},{}],28:[function(require,module,exports){
-var util = require('util');
-var extend = require('extend-object');
-var BaseSession = require('jingle-session');
-var RTCPeerConnection = require('rtcpeerconnection');
-var FileTransfer = require('filetransfer/hashed');
-
-
-function FileTransferSession(opts) {
-    BaseSession.call(this, opts);
-
-    this.pc = new RTCPeerConnection({
-        iceServers: opts.iceServers || [],
-        useJingle: true
-    }, opts.constraints || {});
-
-    this.pc.on('ice', this.onIceCandidate.bind(this));
-    this.pc.on('iceConnectionStateChange', this.onIceStateChange.bind(this));
-    this.pc.on('addChannel', this.onChannelAdded.bind(this));
-
-    this.sender = null;
-    this.receiver = null;
-}
-
-
-util.inherits(FileTransferSession, BaseSession);
-
-
-FileTransferSession.prototype = extend(FileTransferSession.prototype, {
-
-    // ----------------------------------------------------------------
-    // Session control methods
-    // ----------------------------------------------------------------
-
-    start: function (file) {
-        var self = this;
-        this.state = 'pending';
-
-        this.pc.isInitiator = true;
-
-        this.sender = new FileTransfer.Sender();
-        this.sender.on('progress', function (sent, size) {
-            self._log('info', 'Send progress ' + sent + '/' + size);
-        });
-        this.sender.on('sentFile', function (meta) {
-            self._log('info', 'Sent file', meta.name);
-
-            var content = self.pc.localDescription.contents[0];
-            delete content.transport;
-
-            content.description = {
-                descType: 'filetransfer',
-                offer: {
-                    hash: {
-                        algo: meta.algo,
-                        value: meta.hash
-                    }
-                }
-            };
-
-            self.send('description-info', {
-                contents: [content]
-            });
-            self.emit('sentFile', self, meta);
-        });
-
-        var sendChannel = this.pc.createDataChannel('filetransfer');
-        sendChannel.onopen = function () {
-            self.sender.send(file, sendChannel);
-        };
-
-        var constraints = {
-            mandatory: {
-                OfferToReceiveAudio: false,
-                OfferToReceiveVideo: false
-            }
-        };
-
-        this.pc.offer(constraints, function (err, offer) {
-            if (err) {
-                self._log('error', 'Could not create WebRTC offer', err);
-                return self.end('failed-application', true);
-            }
-
-            offer.jingle.contents[0].description = {
-                descType: 'filetransfer',
-                offer: {
-                    date: file.lastModifiedDate,
-                    name: file.name,
-                    size: file.size,
-                    hash: {
-                        algo: 'sha-1',
-                        value: ''
-                    }
-                }
-            };
-
-            self.send('session-initiate', offer.jingle);
-        });
-    },
-
-    accept: function () {
-        var self = this;
-
-        this._log('info', 'Accepted incoming session');
-
-        this.state = 'active';
-
-        this.pc.answer(function (err, answer) {
-            if (err) {
-                self._log('error', 'Could not create WebRTC answer', err);
-                return self.end('failed-application');
-            }
-            self.send('session-accept', answer.jingle);
-        });
-    },
-
-    end: function (reason, silent) {
-        this.pc.close();
-        BaseSession.prototype.end.call(this, reason, silent);
-    },
-
-    maybeReceivedFile: function () {
-        if (!this.receiver.metadata.hash.value) {
-            // unknown hash, file transfer not completed
-        } else if (this.receiver.metadata.hash.value === this.receiver.metadata.actualhash) {
-            this._log('info', 'File hash matches');
-            this.emit('receivedFile', this, this.receivedFile, this.receiver.metadata);
-            this.end('success');
-        } else {
-            this._log('error', 'File hash does not match');
-            this.end('media-error');
-        }
-    },
-
-    // ----------------------------------------------------------------
-    // ICE action handers
-    // ----------------------------------------------------------------
-
-    onIceCandidate: function (candidate) {
-        this._log('info', 'Discovered new ICE candidate', candidate.jingle);
-        this.send('transport-info', candidate.jingle);
-    },
-
-    onIceStateChange: function () {
-        switch (this.pc.iceConnectionState) {
-            case 'checking':
-                this.connectionState = 'connecting';
-                break;
-            case 'completed':
-            case 'connected':
-                this.connectionState = 'connected';
-                break;
-            case 'disconnected':
-                if (this.pc.signalingState === 'stable') {
-                    this.connectionState = 'interrupted';
-                } else {
-                    this.connectionState = 'disconnected';
-                }
-                break;
-            case 'failed':
-                this.connectionState = 'failed';
-                this.end('failed-transport');
-                break;
-            case 'closed':
-                this.connectionState = 'disconnected';
-                break;
-        }
-    },
-
-    onChannelAdded: function (channel) {
-        this.receiver.receive(null, channel);
-    },
-
-    // ----------------------------------------------------------------
-    // Jingle action handers
-    // ----------------------------------------------------------------
-
-    onSessionInitiate: function (changes, cb) {
-        var self = this;
-
-        this._log('info', 'Initiating incoming session');
-
-        this.state = 'pending';
-
-        this.pc.isInitiator = false;
-
-        var desc = changes.contents[0].description;
-
-
-        this.receiver = new FileTransfer.Receiver({hash: desc.offer.hash.algo});
-        this.receiver.on('progress', function (received, size) {
-            self._log('info', 'Receive progress ' + received + '/' + size);
-        });
-        this.receiver.on('receivedFile', function (file) {
-            self.receivedFile = file;
-            self.maybeReceivedFile();
-        });
-        this.receiver.metadata = desc.offer;
-
-        changes.contents[0].description = {
-            descType: 'datachannel'
-        };
-
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: changes
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not create WebRTC answer');
-                return cb({condition: 'general-error'});
-            }
-            cb();
-        });
-    },
-
-    onSessionAccept: function (changes, cb) {
-        var self = this;
-
-        this.state = 'active';
-        
-        changes.contents[0].description = {
-            descType: 'datachannel'
-        };
-
-        this.pc.handleAnswer({
-            type: 'answer',
-            jingle: changes
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not process WebRTC answer');
-                return cb({condition: 'general-error'});
-            }
-            self.emit('accepted', self);
-            cb();
-        });
-    },
-
-    onSessionTerminate: function (changes, cb) {
-        this._log('info', 'Terminating session');
-        this.pc.close();
-        BaseSession.prototype.end.call(this, changes.reason, true);
-        cb();
-    },
-
-    onDescriptionInfo: function (info, cb) {
-        var hash = info.contents[0].description.offer.hash;
-        this.receiver.metadata.hash = hash;
-        if (this.receiver.metadata.actualhash) {
-            this.maybeReceivedFile();
-        }
-        cb();
-    },
-
-    onTransportInfo: function (changes, cb) {
-        this.pc.processIce(changes, function () {
-            cb();
-        });
-    }
-});
-
-
-module.exports = FileTransferSession;
-
-},{"extend-object":26,"filetransfer/hashed":30,"jingle-session":111,"rtcpeerconnection":78,"util":24}],29:[function(require,module,exports){
-var WildEmitter = require('wildemitter');
-var util = require('util');
-
-function Sender(opts) {
-    WildEmitter.call(this);
-    var options = opts || {};
-    this.config = {
-        chunksize: 16384,
-        pacing: 0
-    };
-    // set our config from options
-    var item;
-    for (item in options) {
-        this.config[item] = options[item];
-    }
-
-    this.file = null;
-    this.channel = null;
-}
-util.inherits(Sender, WildEmitter);
-
-Sender.prototype.send = function (file, channel) {
-    var self = this;
-    this.file = file;
-    this.channel = channel;
-    var sliceFile = function(offset) {
-        var reader = new window.FileReader();
-        reader.onload = (function() {
-            return function(e) {
-                self.channel.send(e.target.result);
-                self.emit('progress', offset, file.size, e.target.result);
-                if (file.size > offset + e.target.result.byteLength) {
-                    window.setTimeout(sliceFile, self.config.pacing, offset + self.config.chunksize);
-                } else {
-                    self.emit('progress', file.size, file.size, null);
-                    self.emit('sentFile');
-                }
-            };
-        })(file);
-        var slice = file.slice(offset, offset + self.config.chunksize);
-        reader.readAsArrayBuffer(slice);
-    };
-    window.setTimeout(sliceFile, 0, 0);
-};
-
-function Receiver() {
-    WildEmitter.call(this);
-
-    this.receiveBuffer = [];
-    this.received = 0;
-    this.metadata = {};
-    this.channel = null;
-}
-util.inherits(Receiver, WildEmitter);
-
-Receiver.prototype.receive = function (metadata, channel) {
-    var self = this;
-
-    if (metadata) {
-        this.metadata = metadata;
-    }
-    this.channel = channel;
-    // chrome only supports arraybuffers and those make it easier to calc the hash
-    channel.binaryType = 'arraybuffer';
-    this.channel.onmessage = function (event) {
-        var len = event.data.byteLength;
-        self.received += len;
-        self.receiveBuffer.push(event.data);
-
-        self.emit('progress', self.received, self.metadata.size, event.data);
-        if (self.received === self.metadata.size) {
-            self.emit('receivedFile', new window.Blob(self.receiveBuffer), self.metadata);
-            self.receiveBuffer = []; // discard receivebuffer
-        } else if (self.received > self.metadata.size) {
-            // FIXME
-            console.error('received more than expected, discarding...');
-            self.receiveBuffer = []; // just discard...
-
-        }
-    };
-};
-
-module.exports = {};
-module.exports.support = typeof window !== 'undefined' && window && window.File && window.FileReader && window.Blob;
-module.exports.Sender = Sender;
-module.exports.Receiver = Receiver;
-
-},{"util":24,"wildemitter":116}],30:[function(require,module,exports){
-var WildEmitter = require('wildemitter');
-var util = require('util');
-var hashes = require('iana-hashes');
-var base = require('./filetransfer');
-
-// drop-in replacement for filetransfer which also calculates hashes
-function Sender(opts) {
-    WildEmitter.call(this);
-    var self = this;
-    this.base = new base.Sender(opts);
-
-    var options = opts || {};
-    if (!options.hash) {
-        options.hash = 'sha-1';
-    }
-    this.hash = hashes.createHash(options.hash);
-
-    this.base.on('progress', function (start, size, data) {
-        self.emit('progress', start, size, data);
-        if (data) {
-            self.hash.update(new Uint8Array(data));
-        }
-    });
-    this.base.on('sentFile', function () {
-        self.emit('sentFile', {hash: self.hash.digest('hex'), algo: options.hash });
-    });
-}
-util.inherits(Sender, WildEmitter);
-Sender.prototype.send = function () {
-    this.base.send.apply(this.base, arguments);
-};
-
-function Receiver(opts) {
-    WildEmitter.call(this);
-    var self = this;
-    this.base = new base.Receiver(opts);
-
-    var options = opts || {};
-    if (!options.hash) {
-        options.hash = 'sha-1';
-    }
-    this.hash = hashes.createHash(options.hash);
-
-    this.base.on('progress', function (start, size, data) {
-        self.emit('progress', start, size, data);
-        if (data) {
-            self.hash.update(new Uint8Array(data));
-        }
-    });
-    this.base.on('receivedFile', function (file, metadata) {
-        metadata.actualhash = self.hash.digest('hex');
-        self.emit('receivedFile', file, metadata);
-    });
-}
-util.inherits(Receiver, WildEmitter);
-Receiver.prototype.receive = function () {
-    this.base.receive.apply(this.base, arguments);
-};
-Object.defineProperty(Receiver.prototype, 'metadata', {
-    get: function () {
-        return this.base.metadata;
-    },
-    set: function (value) {
-        this.base.metadata = value;
-    }
-});
-
-module.exports = {};
-module.exports.support = base.support;
-module.exports.Sender = Sender;
-module.exports.Receiver = Receiver;
-
-},{"./filetransfer":29,"iana-hashes":31,"util":24,"wildemitter":116}],31:[function(require,module,exports){
-var createHash = require('create-hash');
-var createHmac = require('create-hmac');
-var getHashes = require('./lib/get-hashes');
-
-var mapping = {
-    md2: 'md2',
-    md5: 'md5',
-    'sha-1': 'sha1',
-    'sha-224': 'sha224',
-    'sha-256': 'sha256',
-    'sha-384': 'sha384',
-    'sha-512': 'sha512'
-};
-
-var names = Object.keys(mapping);
-
-
-exports.getHashes = function () {
-    var result = [];
-    var available = getHashes();
-    for (var i = 0, len = names.length; i < len; i++) {
-        if (available.indexOf(mapping[names[i]]) >= 0) {
-            result.push(names[i]);
-        }
-    }
-    return result;
-};
-
-exports.createHash = function (algorithm) {
-    algorithm = algorithm.toLowerCase();
-    if (mapping[algorithm]) {
-        algorithm = mapping[algorithm];
-    }
-    return createHash(algorithm);
-};
-
-exports.createHmac = function (algorithm, key) {
-    algorithm = algorithm.toLowerCase();
-    if (mapping[algorithm]) {
-        algorithm = mapping[algorithm];
-    }
-    return createHmac(algorithm, key);
-};
-
-},{"./lib/get-hashes":32,"create-hash":33,"create-hmac":46}],32:[function(require,module,exports){
-module.exports = function () {
-    return ['sha1', 'sha224', 'sha256', 'sha384', 'sha512', 'md5', 'rmd160'];
-};
-
-},{}],33:[function(require,module,exports){
-(function (Buffer){
-'use strict';
-var inherits = require('inherits')
-var md5 = require('./md5')
-var rmd160 = require('ripemd160')
-var sha = require('sha.js')
-
-var Transform = require('stream').Transform
-
-function HashNoConstructor(hash) {
-  Transform.call(this)
-
-  this._hash = hash
-  this.buffers = []
-}
-
-inherits(HashNoConstructor, Transform)
-
-HashNoConstructor.prototype._transform = function (data, _, next) {
-  this.buffers.push(data)
-
-  next()
-}
-
-HashNoConstructor.prototype._flush = function (next) {
-  this.push(this.digest())
-  next()
-}
-
-HashNoConstructor.prototype.update = function (data, enc) {
-  if (typeof data === 'string') {
-    data = new Buffer(data, enc)
-  }
-
-  this.buffers.push(data)
-  return this
-}
-
-HashNoConstructor.prototype.digest = function (enc) {
-  var buf = Buffer.concat(this.buffers)
-  var r = this._hash(buf)
-  this.buffers = null
-
-  return enc ? r.toString(enc) : r
-}
-
-function Hash(hash) {
-  Transform.call(this)
-
-  this._hash = hash
-}
-
-inherits(Hash, Transform)
-
-Hash.prototype._transform = function (data, enc, next) {
-  if (enc) data = new Buffer(data, enc)
-
-  this._hash.update(data)
-
-  next()
-}
-
-Hash.prototype._flush = function (next) {
-  this.push(this._hash.digest())
-  this._hash = null
-
-  next()
-}
-
-Hash.prototype.update = function (data, enc) {
-  if (typeof data === 'string') {
-    data = new Buffer(data, enc)
-  }
-
-  this._hash.update(data)
-  return this
-}
-
-Hash.prototype.digest = function (enc) {
-  var outData = this._hash.digest()
-
-  return enc ? outData.toString(enc) : outData
-}
-
-module.exports = function createHash (alg) {
-  if ('md5' === alg) return new HashNoConstructor(md5)
-  if ('rmd160' === alg) return new HashNoConstructor(rmd160)
-
-  return new Hash(sha(alg))
-}
-
-}).call(this,require("buffer").Buffer)
-},{"./md5":35,"buffer":2,"inherits":36,"ripemd160":37,"sha.js":39,"stream":21}],34:[function(require,module,exports){
-(function (Buffer){
-'use strict';
-var intSize = 4;
-var zeroBuffer = new Buffer(intSize); zeroBuffer.fill(0);
-var chrsz = 8;
-
-function toArray(buf, bigEndian) {
-  if ((buf.length % intSize) !== 0) {
-    var len = buf.length + (intSize - (buf.length % intSize));
-    buf = Buffer.concat([buf, zeroBuffer], len);
-  }
-
-  var arr = [];
-  var fn = bigEndian ? buf.readInt32BE : buf.readInt32LE;
-  for (var i = 0; i < buf.length; i += intSize) {
-    arr.push(fn.call(buf, i));
-  }
-  return arr;
-}
-
-function toBuffer(arr, size, bigEndian) {
-  var buf = new Buffer(size);
-  var fn = bigEndian ? buf.writeInt32BE : buf.writeInt32LE;
-  for (var i = 0; i < arr.length; i++) {
-    fn.call(buf, arr[i], i * 4, true);
-  }
-  return buf;
-}
-
-function hash(buf, fn, hashSize, bigEndian) {
-  if (!Buffer.isBuffer(buf)) buf = new Buffer(buf);
-  var arr = fn(toArray(buf, bigEndian), buf.length * chrsz);
-  return toBuffer(arr, hashSize, bigEndian);
-}
-exports.hash = hash;
-}).call(this,require("buffer").Buffer)
-},{"buffer":2}],35:[function(require,module,exports){
-'use strict';
-/*
- * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
- * Digest Algorithm, as defined in RFC 1321.
- * Version 2.1 Copyright (C) Paul Johnston 1999 - 2002.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- * Distributed under the BSD License
- * See http://pajhome.org.uk/crypt/md5 for more info.
- */
-
-var helpers = require('./helpers');
-
-/*
- * Calculate the MD5 of an array of little-endian words, and a bit length
- */
-function core_md5(x, len)
-{
-  /* append padding */
-  x[len >> 5] |= 0x80 << ((len) % 32);
-  x[(((len + 64) >>> 9) << 4) + 14] = len;
-
-  var a =  1732584193;
-  var b = -271733879;
-  var c = -1732584194;
-  var d =  271733878;
-
-  for(var i = 0; i < x.length; i += 16)
-  {
-    var olda = a;
-    var oldb = b;
-    var oldc = c;
-    var oldd = d;
-
-    a = md5_ff(a, b, c, d, x[i+ 0], 7 , -680876936);
-    d = md5_ff(d, a, b, c, x[i+ 1], 12, -389564586);
-    c = md5_ff(c, d, a, b, x[i+ 2], 17,  606105819);
-    b = md5_ff(b, c, d, a, x[i+ 3], 22, -1044525330);
-    a = md5_ff(a, b, c, d, x[i+ 4], 7 , -176418897);
-    d = md5_ff(d, a, b, c, x[i+ 5], 12,  1200080426);
-    c = md5_ff(c, d, a, b, x[i+ 6], 17, -1473231341);
-    b = md5_ff(b, c, d, a, x[i+ 7], 22, -45705983);
-    a = md5_ff(a, b, c, d, x[i+ 8], 7 ,  1770035416);
-    d = md5_ff(d, a, b, c, x[i+ 9], 12, -1958414417);
-    c = md5_ff(c, d, a, b, x[i+10], 17, -42063);
-    b = md5_ff(b, c, d, a, x[i+11], 22, -1990404162);
-    a = md5_ff(a, b, c, d, x[i+12], 7 ,  1804603682);
-    d = md5_ff(d, a, b, c, x[i+13], 12, -40341101);
-    c = md5_ff(c, d, a, b, x[i+14], 17, -1502002290);
-    b = md5_ff(b, c, d, a, x[i+15], 22,  1236535329);
-
-    a = md5_gg(a, b, c, d, x[i+ 1], 5 , -165796510);
-    d = md5_gg(d, a, b, c, x[i+ 6], 9 , -1069501632);
-    c = md5_gg(c, d, a, b, x[i+11], 14,  643717713);
-    b = md5_gg(b, c, d, a, x[i+ 0], 20, -373897302);
-    a = md5_gg(a, b, c, d, x[i+ 5], 5 , -701558691);
-    d = md5_gg(d, a, b, c, x[i+10], 9 ,  38016083);
-    c = md5_gg(c, d, a, b, x[i+15], 14, -660478335);
-    b = md5_gg(b, c, d, a, x[i+ 4], 20, -405537848);
-    a = md5_gg(a, b, c, d, x[i+ 9], 5 ,  568446438);
-    d = md5_gg(d, a, b, c, x[i+14], 9 , -1019803690);
-    c = md5_gg(c, d, a, b, x[i+ 3], 14, -187363961);
-    b = md5_gg(b, c, d, a, x[i+ 8], 20,  1163531501);
-    a = md5_gg(a, b, c, d, x[i+13], 5 , -1444681467);
-    d = md5_gg(d, a, b, c, x[i+ 2], 9 , -51403784);
-    c = md5_gg(c, d, a, b, x[i+ 7], 14,  1735328473);
-    b = md5_gg(b, c, d, a, x[i+12], 20, -1926607734);
-
-    a = md5_hh(a, b, c, d, x[i+ 5], 4 , -378558);
-    d = md5_hh(d, a, b, c, x[i+ 8], 11, -2022574463);
-    c = md5_hh(c, d, a, b, x[i+11], 16,  1839030562);
-    b = md5_hh(b, c, d, a, x[i+14], 23, -35309556);
-    a = md5_hh(a, b, c, d, x[i+ 1], 4 , -1530992060);
-    d = md5_hh(d, a, b, c, x[i+ 4], 11,  1272893353);
-    c = md5_hh(c, d, a, b, x[i+ 7], 16, -155497632);
-    b = md5_hh(b, c, d, a, x[i+10], 23, -1094730640);
-    a = md5_hh(a, b, c, d, x[i+13], 4 ,  681279174);
-    d = md5_hh(d, a, b, c, x[i+ 0], 11, -358537222);
-    c = md5_hh(c, d, a, b, x[i+ 3], 16, -722521979);
-    b = md5_hh(b, c, d, a, x[i+ 6], 23,  76029189);
-    a = md5_hh(a, b, c, d, x[i+ 9], 4 , -640364487);
-    d = md5_hh(d, a, b, c, x[i+12], 11, -421815835);
-    c = md5_hh(c, d, a, b, x[i+15], 16,  530742520);
-    b = md5_hh(b, c, d, a, x[i+ 2], 23, -995338651);
-
-    a = md5_ii(a, b, c, d, x[i+ 0], 6 , -198630844);
-    d = md5_ii(d, a, b, c, x[i+ 7], 10,  1126891415);
-    c = md5_ii(c, d, a, b, x[i+14], 15, -1416354905);
-    b = md5_ii(b, c, d, a, x[i+ 5], 21, -57434055);
-    a = md5_ii(a, b, c, d, x[i+12], 6 ,  1700485571);
-    d = md5_ii(d, a, b, c, x[i+ 3], 10, -1894986606);
-    c = md5_ii(c, d, a, b, x[i+10], 15, -1051523);
-    b = md5_ii(b, c, d, a, x[i+ 1], 21, -2054922799);
-    a = md5_ii(a, b, c, d, x[i+ 8], 6 ,  1873313359);
-    d = md5_ii(d, a, b, c, x[i+15], 10, -30611744);
-    c = md5_ii(c, d, a, b, x[i+ 6], 15, -1560198380);
-    b = md5_ii(b, c, d, a, x[i+13], 21,  1309151649);
-    a = md5_ii(a, b, c, d, x[i+ 4], 6 , -145523070);
-    d = md5_ii(d, a, b, c, x[i+11], 10, -1120210379);
-    c = md5_ii(c, d, a, b, x[i+ 2], 15,  718787259);
-    b = md5_ii(b, c, d, a, x[i+ 9], 21, -343485551);
-
-    a = safe_add(a, olda);
-    b = safe_add(b, oldb);
-    c = safe_add(c, oldc);
-    d = safe_add(d, oldd);
-  }
-  return Array(a, b, c, d);
-
-}
-
-/*
- * These functions implement the four basic operations the algorithm uses.
- */
-function md5_cmn(q, a, b, x, s, t)
-{
-  return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s),b);
-}
-function md5_ff(a, b, c, d, x, s, t)
-{
-  return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);
-}
-function md5_gg(a, b, c, d, x, s, t)
-{
-  return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t);
-}
-function md5_hh(a, b, c, d, x, s, t)
-{
-  return md5_cmn(b ^ c ^ d, a, b, x, s, t);
-}
-function md5_ii(a, b, c, d, x, s, t)
-{
-  return md5_cmn(c ^ (b | (~d)), a, b, x, s, t);
-}
-
-/*
- * Add integers, wrapping at 2^32. This uses 16-bit operations internally
- * to work around bugs in some JS interpreters.
- */
-function safe_add(x, y)
-{
-  var lsw = (x & 0xFFFF) + (y & 0xFFFF);
-  var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
-  return (msw << 16) | (lsw & 0xFFFF);
-}
-
-/*
- * Bitwise rotate a 32-bit number to the left.
- */
-function bit_rol(num, cnt)
-{
-  return (num << cnt) | (num >>> (32 - cnt));
-}
-
-module.exports = function md5(buf) {
-  return helpers.hash(buf, core_md5, 16);
-};
-},{"./helpers":34}],36:[function(require,module,exports){
-arguments[4][7][0].apply(exports,arguments)
-},{"dup":7}],37:[function(require,module,exports){
-(function (Buffer){
-/*
-CryptoJS v3.1.2
-code.google.com/p/crypto-js
-(c) 2009-2013 by Jeff Mott. All rights reserved.
-code.google.com/p/crypto-js/wiki/License
-*/
-/** @preserve
-(c) 2012 by Cédric Mesnil. All rights reserved.
-
-Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
-
-    - Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
-    - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROF [...]
-*/
-
-// constants table
-var zl = [
-  0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
-  7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8,
-  3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12,
-  1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2,
-  4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13
-]
-
-var zr = [
-  5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12,
-  6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2,
-  15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13,
-  8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14,
-  12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11
-]
-
-var sl = [
-  11, 14, 15, 12, 5, 8, 7, 9, 11, 13, 14, 15, 6, 7, 9, 8,
-  7, 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12,
-  11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5,
-  11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12,
-  9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6
-]
-
-var sr = [
-  8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6,
-  9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11,
-  9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5,
-  15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8,
-  8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11
-]
-
-var hl = [0x00000000, 0x5A827999, 0x6ED9EBA1, 0x8F1BBCDC, 0xA953FD4E]
-var hr = [0x50A28BE6, 0x5C4DD124, 0x6D703EF3, 0x7A6D76E9, 0x00000000]
-
-function bytesToWords (bytes) {
-  var words = []
-  for (var i = 0, b = 0; i < bytes.length; i++, b += 8) {
-    words[b >>> 5] |= bytes[i] << (24 - b % 32)
-  }
-  return words
-}
-
-function wordsToBytes (words) {
-  var bytes = []
-  for (var b = 0; b < words.length * 32; b += 8) {
-    bytes.push((words[b >>> 5] >>> (24 - b % 32)) & 0xFF)
-  }
-  return bytes
-}
-
-function processBlock (H, M, offset) {
-  // swap endian
-  for (var i = 0; i < 16; i++) {
-    var offset_i = offset + i
-    var M_offset_i = M[offset_i]
-
-    // Swap
-    M[offset_i] = (
-      (((M_offset_i << 8) | (M_offset_i >>> 24)) & 0x00ff00ff) |
-      (((M_offset_i << 24) | (M_offset_i >>> 8)) & 0xff00ff00)
-    )
-  }
-
-  // Working variables
-  var al, bl, cl, dl, el
-  var ar, br, cr, dr, er
-
-  ar = al = H[0]
-  br = bl = H[1]
-  cr = cl = H[2]
-  dr = dl = H[3]
-  er = el = H[4]
-
-  // computation
-  var t
-  for (i = 0; i < 80; i += 1) {
-    t = (al + M[offset + zl[i]]) | 0
-    if (i < 16) {
-      t += f1(bl, cl, dl) + hl[0]
-    } else if (i < 32) {
-      t += f2(bl, cl, dl) + hl[1]
-    } else if (i < 48) {
-      t += f3(bl, cl, dl) + hl[2]
-    } else if (i < 64) {
-      t += f4(bl, cl, dl) + hl[3]
-    } else {// if (i<80) {
-      t += f5(bl, cl, dl) + hl[4]
-    }
-    t = t | 0
-    t = rotl(t, sl[i])
-    t = (t + el) | 0
-    al = el
-    el = dl
-    dl = rotl(cl, 10)
-    cl = bl
-    bl = t
-
-    t = (ar + M[offset + zr[i]]) | 0
-    if (i < 16) {
-      t += f5(br, cr, dr) + hr[0]
-    } else if (i < 32) {
-      t += f4(br, cr, dr) + hr[1]
-    } else if (i < 48) {
-      t += f3(br, cr, dr) + hr[2]
-    } else if (i < 64) {
-      t += f2(br, cr, dr) + hr[3]
-    } else {// if (i<80) {
-      t += f1(br, cr, dr) + hr[4]
-    }
-
-    t = t | 0
-    t = rotl(t, sr[i])
-    t = (t + er) | 0
-    ar = er
-    er = dr
-    dr = rotl(cr, 10)
-    cr = br
-    br = t
-  }
-
-  // intermediate hash value
-  t = (H[1] + cl + dr) | 0
-  H[1] = (H[2] + dl + er) | 0
-  H[2] = (H[3] + el + ar) | 0
-  H[3] = (H[4] + al + br) | 0
-  H[4] = (H[0] + bl + cr) | 0
-  H[0] = t
-}
-
-function f1 (x, y, z) {
-  return ((x) ^ (y) ^ (z))
-}
-
-function f2 (x, y, z) {
-  return (((x) & (y)) | ((~x) & (z)))
-}
-
-function f3 (x, y, z) {
-  return (((x) | (~(y))) ^ (z))
-}
-
-function f4 (x, y, z) {
-  return (((x) & (z)) | ((y) & (~(z))))
-}
-
-function f5 (x, y, z) {
-  return ((x) ^ ((y) | (~(z))))
-}
-
-function rotl (x, n) {
-  return (x << n) | (x >>> (32 - n))
-}
-
-function ripemd160 (message) {
-  var H = [0x67452301, 0xEFCDAB89, 0x98BADCFE, 0x10325476, 0xC3D2E1F0]
-
-  if (typeof message === 'string') {
-    message = new Buffer(message, 'utf8')
-  }
-
-  var m = bytesToWords(message)
-
-  var nBitsLeft = message.length * 8
-  var nBitsTotal = message.length * 8
-
-  // Add padding
-  m[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32)
-  m[(((nBitsLeft + 64) >>> 9) << 4) + 14] = (
-    (((nBitsTotal << 8) | (nBitsTotal >>> 24)) & 0x00ff00ff) |
-    (((nBitsTotal << 24) | (nBitsTotal >>> 8)) & 0xff00ff00)
-  )
-
-  for (var i = 0; i < m.length; i += 16) {
-    processBlock(H, m, i)
-  }
-
-  // swap endian
-  for (i = 0; i < 5; i++) {
-    // shortcut
-    var H_i = H[i]
-
-    // Swap
-    H[i] = (((H_i << 8) | (H_i >>> 24)) & 0x00ff00ff) |
-      (((H_i << 24) | (H_i >>> 8)) & 0xff00ff00)
-  }
-
-  var digestbytes = wordsToBytes(H)
-  return new Buffer(digestbytes)
-}
-
-module.exports = ripemd160
-
-}).call(this,require("buffer").Buffer)
-},{"buffer":2}],38:[function(require,module,exports){
-(function (Buffer){
-// prototype class for hash functions
-function Hash (blockSize, finalSize) {
-  this._block = new Buffer(blockSize)
-  this._finalSize = finalSize
-  this._blockSize = blockSize
-  this._len = 0
-  this._s = 0
-}
-
-Hash.prototype.update = function (data, enc) {
-  if (typeof data === 'string') {
-    enc = enc || 'utf8'
-    data = new Buffer(data, enc)
-  }
-
-  var l = this._len += data.length
-  var s = this._s || 0
-  var f = 0
-  var buffer = this._block
-
-  while (s < l) {
-    var t = Math.min(data.length, f + this._blockSize - (s % this._blockSize))
-    var ch = (t - f)
-
-    for (var i = 0; i < ch; i++) {
-      buffer[(s % this._blockSize) + i] = data[i + f]
-    }
-
-    s += ch
-    f += ch
-
-    if ((s % this._blockSize) === 0) {
-      this._update(buffer)
-    }
-  }
-  this._s = s
-
-  return this
-}
-
-Hash.prototype.digest = function (enc) {
-  // Suppose the length of the message M, in bits, is l
-  var l = this._len * 8
-
-  // Append the bit 1 to the end of the message
-  this._block[this._len % this._blockSize] = 0x80
-
-  // and then k zero bits, where k is the smallest non-negative solution to the equation (l + 1 + k) === finalSize mod blockSize
-  this._block.fill(0, this._len % this._blockSize + 1)
-
-  if (l % (this._blockSize * 8) >= this._finalSize * 8) {
-    this._update(this._block)
-    this._block.fill(0)
-  }
-
-  // to this append the block which is equal to the number l written in binary
-  // TODO: handle case where l is > Math.pow(2, 29)
-  this._block.writeInt32BE(l, this._blockSize - 4)
-
-  var hash = this._update(this._block) || this._hash()
-
-  return enc ? hash.toString(enc) : hash
-}
-
-Hash.prototype._update = function () {
-  throw new Error('_update must be implemented by subclass')
-}
-
-module.exports = Hash
-
-}).call(this,require("buffer").Buffer)
-},{"buffer":2}],39:[function(require,module,exports){
-var exports = module.exports = function SHA (algorithm) {
-  algorithm = algorithm.toLowerCase()
-
-  var Algorithm = exports[algorithm]
-  if (!Algorithm) throw new Error(algorithm + ' is not supported (we accept pull requests)')
-
-  return new Algorithm()
-}
-
-exports.sha = require('./sha')
-exports.sha1 = require('./sha1')
-exports.sha224 = require('./sha224')
-exports.sha256 = require('./sha256')
-exports.sha384 = require('./sha384')
-exports.sha512 = require('./sha512')
-
-},{"./sha":40,"./sha1":41,"./sha224":42,"./sha256":43,"./sha384":44,"./sha512":45}],40:[function(require,module,exports){
-(function (Buffer){
-/*
- * A JavaScript implementation of the Secure Hash Algorithm, SHA-0, as defined
- * in FIPS PUB 180-1
- * This source code is derived from sha1.js of the same repository.
- * The difference between SHA-0 and SHA-1 is just a bitwise rotate left
- * operation was added.
- */
-
-var inherits = require('inherits')
-var Hash = require('./hash')
-
-var W = new Array(80)
-
-function Sha () {
-  this.init()
-  this._w = W
-
-  Hash.call(this, 64, 56)
-}
-
-inherits(Sha, Hash)
-
-Sha.prototype.init = function () {
-  this._a = 0x67452301 | 0
-  this._b = 0xefcdab89 | 0
-  this._c = 0x98badcfe | 0
-  this._d = 0x10325476 | 0
-  this._e = 0xc3d2e1f0 | 0
-
-  return this
-}
-
-/*
- * Bitwise rotate a 32-bit number to the left.
- */
-function rol (num, cnt) {
-  return (num << cnt) | (num >>> (32 - cnt))
-}
-
-Sha.prototype._update = function (M) {
-  var W = this._w
-
-  var a = this._a
-  var b = this._b
-  var c = this._c
-  var d = this._d
-  var e = this._e
-
-  var j = 0, k
-
-  /*
-   * SHA-1 has a bitwise rotate left operation. But, SHA is not
-   * function calcW() { return rol(W[j - 3] ^ W[j -  8] ^ W[j - 14] ^ W[j - 16], 1) }
-   */
-  function calcW () { return W[j - 3] ^ W[j - 8] ^ W[j - 14] ^ W[j - 16] }
-  function loop (w, f) {
-    W[j] = w
-
-    var t = rol(a, 5) + f + e + w + k
-
-    e = d
-    d = c
-    c = rol(b, 30)
-    b = a
-    a = t
-    j++
-  }
-
-  k = 1518500249
-  while (j < 16) loop(M.readInt32BE(j * 4), (b & c) | ((~b) & d))
-  while (j < 20) loop(calcW(), (b & c) | ((~b) & d))
-  k = 1859775393
-  while (j < 40) loop(calcW(), b ^ c ^ d)
-  k = -1894007588
-  while (j < 60) loop(calcW(), (b & c) | (b & d) | (c & d))
-  k = -899497514
-  while (j < 80) loop(calcW(), b ^ c ^ d)
-
-  this._a = (a + this._a) | 0
-  this._b = (b + this._b) | 0
-  this._c = (c + this._c) | 0
-  this._d = (d + this._d) | 0
-  this._e = (e + this._e) | 0
-}
-
-Sha.prototype._hash = function () {
-  var H = new Buffer(20)
-
-  H.writeInt32BE(this._a | 0, 0)
-  H.writeInt32BE(this._b | 0, 4)
-  H.writeInt32BE(this._c | 0, 8)
-  H.writeInt32BE(this._d | 0, 12)
-  H.writeInt32BE(this._e | 0, 16)
-
-  return H
-}
-
-module.exports = Sha
-
-
-}).call(this,require("buffer").Buffer)
-},{"./hash":38,"buffer":2,"inherits":36}],41:[function(require,module,exports){
-(function (Buffer){
-/*
- * A JavaScript implementation of the Secure Hash Algorithm, SHA-1, as defined
- * in FIPS PUB 180-1
- * Version 2.1a Copyright Paul Johnston 2000 - 2002.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- * Distributed under the BSD License
- * See http://pajhome.org.uk/crypt/md5 for details.
- */
-
-var inherits = require('inherits')
-var Hash = require('./hash')
-
-var W = new Array(80)
-
-function Sha1 () {
-  this.init()
-  this._w = W
-
-  Hash.call(this, 64, 56)
-}
-
-inherits(Sha1, Hash)
-
-Sha1.prototype.init = function () {
-  this._a = 0x67452301 | 0
-  this._b = 0xefcdab89 | 0
-  this._c = 0x98badcfe | 0
-  this._d = 0x10325476 | 0
-  this._e = 0xc3d2e1f0 | 0
-
-  return this
-}
-
-/*
- * Bitwise rotate a 32-bit number to the left.
- */
-function rol (num, cnt) {
-  return (num << cnt) | (num >>> (32 - cnt))
-}
-
-Sha1.prototype._update = function (M) {
-  var W = this._w
-
-  var a = this._a
-  var b = this._b
-  var c = this._c
-  var d = this._d
-  var e = this._e
-
-  var j = 0, k
-
-  function calcW () { return rol(W[j - 3] ^ W[j - 8] ^ W[j - 14] ^ W[j - 16], 1) }
-  function loop (w, f) {
-    W[j] = w
-
-    var t = rol(a, 5) + f + e + w + k
-
-    e = d
-    d = c
-    c = rol(b, 30)
-    b = a
-    a = t
-    j++
-  }
-
-  k = 1518500249
-  while (j < 16) loop(M.readInt32BE(j * 4), (b & c) | ((~b) & d))
-  while (j < 20) loop(calcW(), (b & c) | ((~b) & d))
-  k = 1859775393
-  while (j < 40) loop(calcW(), b ^ c ^ d)
-  k = -1894007588
-  while (j < 60) loop(calcW(), (b & c) | (b & d) | (c & d))
-  k = -899497514
-  while (j < 80) loop(calcW(), b ^ c ^ d)
-
-  this._a = (a + this._a) | 0
-  this._b = (b + this._b) | 0
-  this._c = (c + this._c) | 0
-  this._d = (d + this._d) | 0
-  this._e = (e + this._e) | 0
-}
-
-Sha1.prototype._hash = function () {
-  var H = new Buffer(20)
-
-  H.writeInt32BE(this._a | 0, 0)
-  H.writeInt32BE(this._b | 0, 4)
-  H.writeInt32BE(this._c | 0, 8)
-  H.writeInt32BE(this._d | 0, 12)
-  H.writeInt32BE(this._e | 0, 16)
-
-  return H
-}
-
-module.exports = Sha1
-
-}).call(this,require("buffer").Buffer)
-},{"./hash":38,"buffer":2,"inherits":36}],42:[function(require,module,exports){
-(function (Buffer){
-/**
- * A JavaScript implementation of the Secure Hash Algorithm, SHA-256, as defined
- * in FIPS 180-2
- * Version 2.2-beta Copyright Angel Marin, Paul Johnston 2000 - 2009.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- *
- */
-
-var inherits = require('inherits')
-var Sha256 = require('./sha256')
-var Hash = require('./hash')
-
-var W = new Array(64)
-
-function Sha224 () {
-  this.init()
-
-  this._w = W // new Array(64)
-
-  Hash.call(this, 64, 56)
-}
-
-inherits(Sha224, Sha256)
-
-Sha224.prototype.init = function () {
-  this._a = 0xc1059ed8 | 0
-  this._b = 0x367cd507 | 0
-  this._c = 0x3070dd17 | 0
-  this._d = 0xf70e5939 | 0
-  this._e = 0xffc00b31 | 0
-  this._f = 0x68581511 | 0
-  this._g = 0x64f98fa7 | 0
-  this._h = 0xbefa4fa4 | 0
-
-  return this
-}
-
-Sha224.prototype._hash = function () {
-  var H = new Buffer(28)
-
-  H.writeInt32BE(this._a, 0)
-  H.writeInt32BE(this._b, 4)
-  H.writeInt32BE(this._c, 8)
-  H.writeInt32BE(this._d, 12)
-  H.writeInt32BE(this._e, 16)
-  H.writeInt32BE(this._f, 20)
-  H.writeInt32BE(this._g, 24)
-
-  return H
-}
-
-module.exports = Sha224
-
-}).call(this,require("buffer").Buffer)
-},{"./hash":38,"./sha256":43,"buffer":2,"inherits":36}],43:[function(require,module,exports){
-(function (Buffer){
-/**
- * A JavaScript implementation of the Secure Hash Algorithm, SHA-256, as defined
- * in FIPS 180-2
- * Version 2.2-beta Copyright Angel Marin, Paul Johnston 2000 - 2009.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- *
- */
-
-var inherits = require('inherits')
-var Hash = require('./hash')
-
-var K = [
-  0x428A2F98, 0x71374491, 0xB5C0FBCF, 0xE9B5DBA5,
-  0x3956C25B, 0x59F111F1, 0x923F82A4, 0xAB1C5ED5,
-  0xD807AA98, 0x12835B01, 0x243185BE, 0x550C7DC3,
-  0x72BE5D74, 0x80DEB1FE, 0x9BDC06A7, 0xC19BF174,
-  0xE49B69C1, 0xEFBE4786, 0x0FC19DC6, 0x240CA1CC,
-  0x2DE92C6F, 0x4A7484AA, 0x5CB0A9DC, 0x76F988DA,
-  0x983E5152, 0xA831C66D, 0xB00327C8, 0xBF597FC7,
-  0xC6E00BF3, 0xD5A79147, 0x06CA6351, 0x14292967,
-  0x27B70A85, 0x2E1B2138, 0x4D2C6DFC, 0x53380D13,
-  0x650A7354, 0x766A0ABB, 0x81C2C92E, 0x92722C85,
-  0xA2BFE8A1, 0xA81A664B, 0xC24B8B70, 0xC76C51A3,
-  0xD192E819, 0xD6990624, 0xF40E3585, 0x106AA070,
-  0x19A4C116, 0x1E376C08, 0x2748774C, 0x34B0BCB5,
-  0x391C0CB3, 0x4ED8AA4A, 0x5B9CCA4F, 0x682E6FF3,
-  0x748F82EE, 0x78A5636F, 0x84C87814, 0x8CC70208,
-  0x90BEFFFA, 0xA4506CEB, 0xBEF9A3F7, 0xC67178F2
-]
-
-var W = new Array(64)
-
-function Sha256 () {
-  this.init()
-
-  this._w = W // new Array(64)
-
-  Hash.call(this, 64, 56)
-}
-
-inherits(Sha256, Hash)
-
-Sha256.prototype.init = function () {
-  this._a = 0x6a09e667 | 0
-  this._b = 0xbb67ae85 | 0
-  this._c = 0x3c6ef372 | 0
-  this._d = 0xa54ff53a | 0
-  this._e = 0x510e527f | 0
-  this._f = 0x9b05688c | 0
-  this._g = 0x1f83d9ab | 0
-  this._h = 0x5be0cd19 | 0
-
-  return this
-}
-
-function S (X, n) {
-  return (X >>> n) | (X << (32 - n))
-}
-
-function R (X, n) {
-  return (X >>> n)
-}
-
-function Ch (x, y, z) {
-  return ((x & y) ^ ((~x) & z))
-}
-
-function Maj (x, y, z) {
-  return ((x & y) ^ (x & z) ^ (y & z))
-}
-
-function Sigma0256 (x) {
-  return (S(x, 2) ^ S(x, 13) ^ S(x, 22))
-}
-
-function Sigma1256 (x) {
-  return (S(x, 6) ^ S(x, 11) ^ S(x, 25))
-}
-
-function Gamma0256 (x) {
-  return (S(x, 7) ^ S(x, 18) ^ R(x, 3))
-}
-
-function Gamma1256 (x) {
-  return (S(x, 17) ^ S(x, 19) ^ R(x, 10))
-}
-
-Sha256.prototype._update = function (M) {
-  var W = this._w
-
-  var a = this._a | 0
-  var b = this._b | 0
-  var c = this._c | 0
-  var d = this._d | 0
-  var e = this._e | 0
-  var f = this._f | 0
-  var g = this._g | 0
-  var h = this._h | 0
-
-  var j = 0
-
-  function calcW () { return Gamma1256(W[j - 2]) + W[j - 7] + Gamma0256(W[j - 15]) + W[j - 16] }
-  function loop (w) {
-    W[j] = w
-
-    var T1 = h + Sigma1256(e) + Ch(e, f, g) + K[j] + w
-    var T2 = Sigma0256(a) + Maj(a, b, c)
-
-    h = g
-    g = f
-    f = e
-    e = d + T1
-    d = c
-    c = b
-    b = a
-    a = T1 + T2
-
-    j++
-  }
-
-  while (j < 16) loop(M.readInt32BE(j * 4))
-  while (j < 64) loop(calcW())
-
-  this._a = (a + this._a) | 0
-  this._b = (b + this._b) | 0
-  this._c = (c + this._c) | 0
-  this._d = (d + this._d) | 0
-  this._e = (e + this._e) | 0
-  this._f = (f + this._f) | 0
-  this._g = (g + this._g) | 0
-  this._h = (h + this._h) | 0
-}
-
-Sha256.prototype._hash = function () {
-  var H = new Buffer(32)
-
-  H.writeInt32BE(this._a, 0)
-  H.writeInt32BE(this._b, 4)
-  H.writeInt32BE(this._c, 8)
-  H.writeInt32BE(this._d, 12)
-  H.writeInt32BE(this._e, 16)
-  H.writeInt32BE(this._f, 20)
-  H.writeInt32BE(this._g, 24)
-  H.writeInt32BE(this._h, 28)
-
-  return H
-}
-
-module.exports = Sha256
-
-}).call(this,require("buffer").Buffer)
-},{"./hash":38,"buffer":2,"inherits":36}],44:[function(require,module,exports){
-(function (Buffer){
-var inherits = require('inherits')
-var SHA512 = require('./sha512')
-var Hash = require('./hash')
-
-var W = new Array(160)
-
-function Sha384 () {
-  this.init()
-  this._w = W
-
-  Hash.call(this, 128, 112)
-}
-
-inherits(Sha384, SHA512)
-
-Sha384.prototype.init = function () {
-  this._a = 0xcbbb9d5d | 0
-  this._b = 0x629a292a | 0
-  this._c = 0x9159015a | 0
-  this._d = 0x152fecd8 | 0
-  this._e = 0x67332667 | 0
-  this._f = 0x8eb44a87 | 0
-  this._g = 0xdb0c2e0d | 0
-  this._h = 0x47b5481d | 0
-
-  this._al = 0xc1059ed8 | 0
-  this._bl = 0x367cd507 | 0
-  this._cl = 0x3070dd17 | 0
-  this._dl = 0xf70e5939 | 0
-  this._el = 0xffc00b31 | 0
-  this._fl = 0x68581511 | 0
-  this._gl = 0x64f98fa7 | 0
-  this._hl = 0xbefa4fa4 | 0
-
-  return this
-}
-
-Sha384.prototype._hash = function () {
-  var H = new Buffer(48)
-
-  function writeInt64BE (h, l, offset) {
-    H.writeInt32BE(h, offset)
-    H.writeInt32BE(l, offset + 4)
-  }
-
-  writeInt64BE(this._a, this._al, 0)
-  writeInt64BE(this._b, this._bl, 8)
-  writeInt64BE(this._c, this._cl, 16)
-  writeInt64BE(this._d, this._dl, 24)
-  writeInt64BE(this._e, this._el, 32)
-  writeInt64BE(this._f, this._fl, 40)
-
-  return H
-}
-
-module.exports = Sha384
-
-}).call(this,require("buffer").Buffer)
-},{"./hash":38,"./sha512":45,"buffer":2,"inherits":36}],45:[function(require,module,exports){
-(function (Buffer){
-var inherits = require('inherits')
-var Hash = require('./hash')
-
-var K = [
-  0x428a2f98, 0xd728ae22, 0x71374491, 0x23ef65cd,
-  0xb5c0fbcf, 0xec4d3b2f, 0xe9b5dba5, 0x8189dbbc,
-  0x3956c25b, 0xf348b538, 0x59f111f1, 0xb605d019,
-  0x923f82a4, 0xaf194f9b, 0xab1c5ed5, 0xda6d8118,
-  0xd807aa98, 0xa3030242, 0x12835b01, 0x45706fbe,
-  0x243185be, 0x4ee4b28c, 0x550c7dc3, 0xd5ffb4e2,
-  0x72be5d74, 0xf27b896f, 0x80deb1fe, 0x3b1696b1,
-  0x9bdc06a7, 0x25c71235, 0xc19bf174, 0xcf692694,
-  0xe49b69c1, 0x9ef14ad2, 0xefbe4786, 0x384f25e3,
-  0x0fc19dc6, 0x8b8cd5b5, 0x240ca1cc, 0x77ac9c65,
-  0x2de92c6f, 0x592b0275, 0x4a7484aa, 0x6ea6e483,
-  0x5cb0a9dc, 0xbd41fbd4, 0x76f988da, 0x831153b5,
-  0x983e5152, 0xee66dfab, 0xa831c66d, 0x2db43210,
-  0xb00327c8, 0x98fb213f, 0xbf597fc7, 0xbeef0ee4,
-  0xc6e00bf3, 0x3da88fc2, 0xd5a79147, 0x930aa725,
-  0x06ca6351, 0xe003826f, 0x14292967, 0x0a0e6e70,
-  0x27b70a85, 0x46d22ffc, 0x2e1b2138, 0x5c26c926,
-  0x4d2c6dfc, 0x5ac42aed, 0x53380d13, 0x9d95b3df,
-  0x650a7354, 0x8baf63de, 0x766a0abb, 0x3c77b2a8,
-  0x81c2c92e, 0x47edaee6, 0x92722c85, 0x1482353b,
-  0xa2bfe8a1, 0x4cf10364, 0xa81a664b, 0xbc423001,
-  0xc24b8b70, 0xd0f89791, 0xc76c51a3, 0x0654be30,
-  0xd192e819, 0xd6ef5218, 0xd6990624, 0x5565a910,
-  0xf40e3585, 0x5771202a, 0x106aa070, 0x32bbd1b8,
-  0x19a4c116, 0xb8d2d0c8, 0x1e376c08, 0x5141ab53,
-  0x2748774c, 0xdf8eeb99, 0x34b0bcb5, 0xe19b48a8,
-  0x391c0cb3, 0xc5c95a63, 0x4ed8aa4a, 0xe3418acb,
-  0x5b9cca4f, 0x7763e373, 0x682e6ff3, 0xd6b2b8a3,
-  0x748f82ee, 0x5defb2fc, 0x78a5636f, 0x43172f60,
-  0x84c87814, 0xa1f0ab72, 0x8cc70208, 0x1a6439ec,
-  0x90befffa, 0x23631e28, 0xa4506ceb, 0xde82bde9,
-  0xbef9a3f7, 0xb2c67915, 0xc67178f2, 0xe372532b,
-  0xca273ece, 0xea26619c, 0xd186b8c7, 0x21c0c207,
-  0xeada7dd6, 0xcde0eb1e, 0xf57d4f7f, 0xee6ed178,
-  0x06f067aa, 0x72176fba, 0x0a637dc5, 0xa2c898a6,
-  0x113f9804, 0xbef90dae, 0x1b710b35, 0x131c471b,
-  0x28db77f5, 0x23047d84, 0x32caab7b, 0x40c72493,
-  0x3c9ebe0a, 0x15c9bebc, 0x431d67c4, 0x9c100d4c,
-  0x4cc5d4be, 0xcb3e42b6, 0x597f299c, 0xfc657e2a,
-  0x5fcb6fab, 0x3ad6faec, 0x6c44198c, 0x4a475817
-]
-
-var W = new Array(160)
-
-function Sha512 () {
-  this.init()
-  this._w = W
-
-  Hash.call(this, 128, 112)
-}
-
-inherits(Sha512, Hash)
-
-Sha512.prototype.init = function () {
-  this._a = 0x6a09e667 | 0
-  this._b = 0xbb67ae85 | 0
-  this._c = 0x3c6ef372 | 0
-  this._d = 0xa54ff53a | 0
-  this._e = 0x510e527f | 0
-  this._f = 0x9b05688c | 0
-  this._g = 0x1f83d9ab | 0
-  this._h = 0x5be0cd19 | 0
-
-  this._al = 0xf3bcc908 | 0
-  this._bl = 0x84caa73b | 0
-  this._cl = 0xfe94f82b | 0
-  this._dl = 0x5f1d36f1 | 0
-  this._el = 0xade682d1 | 0
-  this._fl = 0x2b3e6c1f | 0
-  this._gl = 0xfb41bd6b | 0
-  this._hl = 0x137e2179 | 0
-
-  return this
-}
-
-function S (X, Xl, n) {
-  return (X >>> n) | (Xl << (32 - n))
-}
-
-function Ch (x, y, z) {
-  return ((x & y) ^ ((~x) & z))
-}
-
-function Maj (x, y, z) {
-  return ((x & y) ^ (x & z) ^ (y & z))
-}
-
-Sha512.prototype._update = function (M) {
-  var W = this._w
-
-  var a = this._a | 0
-  var b = this._b | 0
-  var c = this._c | 0
-  var d = this._d | 0
-  var e = this._e | 0
-  var f = this._f | 0
-  var g = this._g | 0
-  var h = this._h | 0
-
-  var al = this._al | 0
-  var bl = this._bl | 0
-  var cl = this._cl | 0
-  var dl = this._dl | 0
-  var el = this._el | 0
-  var fl = this._fl | 0
-  var gl = this._gl | 0
-  var hl = this._hl | 0
-
-  var i = 0, j = 0
-  var Wi, Wil
-  function calcW () {
-    var x = W[j - 15 * 2]
-    var xl = W[j - 15 * 2 + 1]
-    var gamma0 = S(x, xl, 1) ^ S(x, xl, 8) ^ (x >>> 7)
-    var gamma0l = S(xl, x, 1) ^ S(xl, x, 8) ^ S(xl, x, 7)
-
-    x = W[j - 2 * 2]
-    xl = W[j - 2 * 2 + 1]
-    var gamma1 = S(x, xl, 19) ^ S(xl, x, 29) ^ (x >>> 6)
-    var gamma1l = S(xl, x, 19) ^ S(x, xl, 29) ^ S(xl, x, 6)
-
-    // W[i] = gamma0 + W[i - 7] + gamma1 + W[i - 16]
-    var Wi7 = W[j - 7 * 2]
-    var Wi7l = W[j - 7 * 2 + 1]
-
-    var Wi16 = W[j - 16 * 2]
-    var Wi16l = W[j - 16 * 2 + 1]
-
-    Wil = gamma0l + Wi7l
-    Wi = gamma0 + Wi7 + ((Wil >>> 0) < (gamma0l >>> 0) ? 1 : 0)
-    Wil = Wil + gamma1l
-    Wi = Wi + gamma1 + ((Wil >>> 0) < (gamma1l >>> 0) ? 1 : 0)
-    Wil = Wil + Wi16l
-    Wi = Wi + Wi16 + ((Wil >>> 0) < (Wi16l >>> 0) ? 1 : 0)
-  }
-
-  function loop () {
-    W[j] = Wi
-    W[j + 1] = Wil
-
-    var maj = Maj(a, b, c)
-    var majl = Maj(al, bl, cl)
-
-    var sigma0h = S(a, al, 28) ^ S(al, a, 2) ^ S(al, a, 7)
-    var sigma0l = S(al, a, 28) ^ S(a, al, 2) ^ S(a, al, 7)
-    var sigma1h = S(e, el, 14) ^ S(e, el, 18) ^ S(el, e, 9)
-    var sigma1l = S(el, e, 14) ^ S(el, e, 18) ^ S(e, el, 9)
-
-    // t1 = h + sigma1 + ch + K[i] + W[i]
-    var Ki = K[j]
-    var Kil = K[j + 1]
-
-    var ch = Ch(e, f, g)
-    var chl = Ch(el, fl, gl)
-
-    var t1l = hl + sigma1l
-    var t1 = h + sigma1h + ((t1l >>> 0) < (hl >>> 0) ? 1 : 0)
-    t1l = t1l + chl
-    t1 = t1 + ch + ((t1l >>> 0) < (chl >>> 0) ? 1 : 0)
-    t1l = t1l + Kil
-    t1 = t1 + Ki + ((t1l >>> 0) < (Kil >>> 0) ? 1 : 0)
-    t1l = t1l + Wil
-    t1 = t1 + Wi + ((t1l >>> 0) < (Wil >>> 0) ? 1 : 0)
-
-    // t2 = sigma0 + maj
-    var t2l = sigma0l + majl
-    var t2 = sigma0h + maj + ((t2l >>> 0) < (sigma0l >>> 0) ? 1 : 0)
-
-    h = g
-    hl = gl
-    g = f
-    gl = fl
-    f = e
-    fl = el
-    el = (dl + t1l) | 0
-    e = (d + t1 + ((el >>> 0) < (dl >>> 0) ? 1 : 0)) | 0
-    d = c
-    dl = cl
-    c = b
-    cl = bl
-    b = a
-    bl = al
-    al = (t1l + t2l) | 0
-    a = (t1 + t2 + ((al >>> 0) < (t1l >>> 0) ? 1 : 0)) | 0
-
-    i++
-    j += 2
-  }
-
-  while (i < 16) {
-    Wi = M.readInt32BE(j * 4)
-    Wil = M.readInt32BE(j * 4 + 4)
-
-    loop()
-  }
-
-  while (i < 80) {
-    calcW()
-    loop()
-  }
-
-  this._al = (this._al + al) | 0
-  this._bl = (this._bl + bl) | 0
-  this._cl = (this._cl + cl) | 0
-  this._dl = (this._dl + dl) | 0
-  this._el = (this._el + el) | 0
-  this._fl = (this._fl + fl) | 0
-  this._gl = (this._gl + gl) | 0
-  this._hl = (this._hl + hl) | 0
-
-  this._a = (this._a + a + ((this._al >>> 0) < (al >>> 0) ? 1 : 0)) | 0
-  this._b = (this._b + b + ((this._bl >>> 0) < (bl >>> 0) ? 1 : 0)) | 0
-  this._c = (this._c + c + ((this._cl >>> 0) < (cl >>> 0) ? 1 : 0)) | 0
-  this._d = (this._d + d + ((this._dl >>> 0) < (dl >>> 0) ? 1 : 0)) | 0
-  this._e = (this._e + e + ((this._el >>> 0) < (el >>> 0) ? 1 : 0)) | 0
-  this._f = (this._f + f + ((this._fl >>> 0) < (fl >>> 0) ? 1 : 0)) | 0
-  this._g = (this._g + g + ((this._gl >>> 0) < (gl >>> 0) ? 1 : 0)) | 0
-  this._h = (this._h + h + ((this._hl >>> 0) < (hl >>> 0) ? 1 : 0)) | 0
-}
-
-Sha512.prototype._hash = function () {
-  var H = new Buffer(64)
-
-  function writeInt64BE (h, l, offset) {
-    H.writeInt32BE(h, offset)
-    H.writeInt32BE(l, offset + 4)
-  }
-
-  writeInt64BE(this._a, this._al, 0)
-  writeInt64BE(this._b, this._bl, 8)
-  writeInt64BE(this._c, this._cl, 16)
-  writeInt64BE(this._d, this._dl, 24)
-  writeInt64BE(this._e, this._el, 32)
-  writeInt64BE(this._f, this._fl, 40)
-  writeInt64BE(this._g, this._gl, 48)
-  writeInt64BE(this._h, this._hl, 56)
-
-  return H
-}
-
-module.exports = Sha512
-
-}).call(this,require("buffer").Buffer)
-},{"./hash":38,"buffer":2,"inherits":36}],46:[function(require,module,exports){
-(function (Buffer){
-'use strict';
-var createHash = require('create-hash/browser');
-var inherits = require('inherits')
-
-var Transform = require('stream').Transform
-
-var ZEROS = new Buffer(128)
-ZEROS.fill(0)
-
-function Hmac(alg, key) {
-  Transform.call(this)
-
-  if (typeof key === 'string') {
-    key = new Buffer(key)
-  }
-
-  var blocksize = (alg === 'sha512' || alg === 'sha384') ? 128 : 64
-
-  this._alg = alg
-  this._key = key
-
-  if (key.length > blocksize) {
-    key = createHash(alg).update(key).digest()
-
-  } else if (key.length < blocksize) {
-    key = Buffer.concat([key, ZEROS], blocksize)
-  }
-
-  var ipad = this._ipad = new Buffer(blocksize)
-  var opad = this._opad = new Buffer(blocksize)
-
-  for (var i = 0; i < blocksize; i++) {
-    ipad[i] = key[i] ^ 0x36
-    opad[i] = key[i] ^ 0x5C
-  }
-
-  this._hash = createHash(alg).update(ipad)
-}
-
-inherits(Hmac, Transform)
-
-Hmac.prototype.update = function (data, enc) {
-  this._hash.update(data, enc)
-
-  return this
-}
-
-Hmac.prototype._transform = function (data, _, next) {
-  this._hash.update(data)
-
-  next()
-}
-
-Hmac.prototype._flush = function (next) {
-  this.push(this.digest())
-
-  next()
-}
-
-Hmac.prototype.digest = function (enc) {
-  var h = this._hash.digest()
-
-  return createHash(this._alg).update(this._opad).update(h).digest(enc)
-}
-
-module.exports = function createHmac(alg, key) {
-  return new Hmac(alg, key)
-}
-
-}).call(this,require("buffer").Buffer)
-},{"buffer":2,"create-hash/browser":33,"inherits":47,"stream":21}],47:[function(require,module,exports){
-arguments[4][7][0].apply(exports,arguments)
-},{"dup":7}],48:[function(require,module,exports){
-/**
- * lodash 3.0.3 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var arrayEach = require('lodash._arrayeach'),
-    baseEach = require('lodash._baseeach'),
-    bindCallback = require('lodash._bindcallback'),
-    isArray = require('lodash.isarray');
-
-/**
- * Creates a function for `_.forEach` or `_.forEachRight`.
- *
- * @private
- * @param {Function} arrayFunc The function to iterate over an array.
- * @param {Function} eachFunc The function to iterate over a collection.
- * @returns {Function} Returns the new each function.
- */
-function createForEach(arrayFunc, eachFunc) {
-  return function(collection, iteratee, thisArg) {
-    return (typeof iteratee == 'function' && thisArg === undefined && isArray(collection))
-      ? arrayFunc(collection, iteratee)
-      : eachFunc(collection, bindCallback(iteratee, thisArg, 3));
-  };
-}
-
-/**
- * Iterates over elements of `collection` invoking `iteratee` for each element.
- * The `iteratee` is bound to `thisArg` and invoked with three arguments:
- * (value, index|key, collection). Iteratee functions may exit iteration early
- * by explicitly returning `false`.
- *
- * **Note:** As with other "Collections" methods, objects with a "length" property
- * are iterated like arrays. To avoid this behavior `_.forIn` or `_.forOwn`
- * may be used for object iteration.
- *
- * @static
- * @memberOf _
- * @alias each
- * @category Collection
- * @param {Array|Object|string} collection The collection to iterate over.
- * @param {Function} [iteratee=_.identity] The function invoked per iteration.
- * @param {*} [thisArg] The `this` binding of `iteratee`.
- * @returns {Array|Object|string} Returns `collection`.
- * @example
- *
- * _([1, 2]).forEach(function(n) {
- *   console.log(n);
- * }).value();
- * // => logs each value from left to right and returns the array
- *
- * _.forEach({ 'a': 1, 'b': 2 }, function(n, key) {
- *   console.log(n, key);
- * });
- * // => logs each value-key pair and returns the object (iteration order is not guaranteed)
- */
-var forEach = createForEach(arrayEach, baseEach);
-
-module.exports = forEach;
-
-},{"lodash._arrayeach":49,"lodash._baseeach":50,"lodash._bindcallback":54,"lodash.isarray":55}],49:[function(require,module,exports){
-/**
- * lodash 3.0.0 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.7.0 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/**
- * A specialized version of `_.forEach` for arrays without support for callback
- * shorthands or `this` binding.
- *
- * @private
- * @param {Array} array The array to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
- * @returns {Array} Returns `array`.
- */
-function arrayEach(array, iteratee) {
-  var index = -1,
-      length = array.length;
-
-  while (++index < length) {
-    if (iteratee(array[index], index, array) === false) {
-      break;
-    }
-  }
-  return array;
-}
-
-module.exports = arrayEach;
-
-},{}],50:[function(require,module,exports){
-/**
- * lodash 3.0.4 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var keys = require('lodash.keys');
-
-/**
- * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * The base implementation of `_.forEach` without support for callback
- * shorthands and `this` binding.
- *
- * @private
- * @param {Array|Object|string} collection The collection to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
- * @returns {Array|Object|string} Returns `collection`.
- */
-var baseEach = createBaseEach(baseForOwn);
-
-/**
- * The base implementation of `baseForIn` and `baseForOwn` which iterates
- * over `object` properties returned by `keysFunc` invoking `iteratee` for
- * each property. Iteratee functions may exit iteration early by explicitly
- * returning `false`.
- *
- * @private
- * @param {Object} object The object to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
- * @param {Function} keysFunc The function to get the keys of `object`.
- * @returns {Object} Returns `object`.
- */
-var baseFor = createBaseFor();
-
-/**
- * The base implementation of `_.forOwn` without support for callback
- * shorthands and `this` binding.
- *
- * @private
- * @param {Object} object The object to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
- * @returns {Object} Returns `object`.
- */
-function baseForOwn(object, iteratee) {
-  return baseFor(object, iteratee, keys);
-}
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * Creates a `baseEach` or `baseEachRight` function.
- *
- * @private
- * @param {Function} eachFunc The function to iterate over a collection.
- * @param {boolean} [fromRight] Specify iterating from right to left.
- * @returns {Function} Returns the new base function.
- */
-function createBaseEach(eachFunc, fromRight) {
-  return function(collection, iteratee) {
-    var length = collection ? getLength(collection) : 0;
-    if (!isLength(length)) {
-      return eachFunc(collection, iteratee);
-    }
-    var index = fromRight ? length : -1,
-        iterable = toObject(collection);
-
-    while ((fromRight ? index-- : ++index < length)) {
-      if (iteratee(iterable[index], index, iterable) === false) {
-        break;
-      }
-    }
-    return collection;
-  };
-}
-
-/**
- * Creates a base function for `_.forIn` or `_.forInRight`.
- *
- * @private
- * @param {boolean} [fromRight] Specify iterating from right to left.
- * @returns {Function} Returns the new base function.
- */
-function createBaseFor(fromRight) {
-  return function(object, iteratee, keysFunc) {
-    var iterable = toObject(object),
-        props = keysFunc(object),
-        length = props.length,
-        index = fromRight ? length : -1;
-
-    while ((fromRight ? index-- : ++index < length)) {
-      var key = props[index];
-      if (iteratee(iterable[key], key, iterable) === false) {
-        break;
-      }
-    }
-    return object;
-  };
-}
-
-/**
- * Gets the "length" property value of `object`.
- *
- * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
- * that affects Safari on at least iOS 8.1-8.3 ARM64.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {*} Returns the "length" value.
- */
-var getLength = baseProperty('length');
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * Converts `value` to an object if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Object} Returns the object.
- */
-function toObject(value) {
-  return isObject(value) ? value : Object(value);
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-module.exports = baseEach;
-
-},{"lodash.keys":51}],51:[function(require,module,exports){
-/**
- * lodash 3.1.2 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var getNative = require('lodash._getnative'),
-    isArguments = require('lodash.isarguments'),
-    isArray = require('lodash.isarray');
-
-/** Used to detect unsigned integer values. */
-var reIsUint = /^\d+$/;
-
-/** Used for native method references. */
-var objectProto = Object.prototype;
-
-/** Used to check objects for own properties. */
-var hasOwnProperty = objectProto.hasOwnProperty;
-
-/* Native method references for those with the same name as other `lodash` methods. */
-var nativeKeys = getNative(Object, 'keys');
-
-/**
- * Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * Gets the "length" property value of `object`.
- *
- * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
- * that affects Safari on at least iOS 8.1-8.3 ARM64.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {*} Returns the "length" value.
- */
-var getLength = baseProperty('length');
-
-/**
- * Checks if `value` is array-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
- */
-function isArrayLike(value) {
-  return value != null && isLength(getLength(value));
-}
-
-/**
- * Checks if `value` is a valid array-like index.
- *
- * @private
- * @param {*} value The value to check.
- * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
- * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
- */
-function isIndex(value, length) {
-  value = (typeof value == 'number' || reIsUint.test(value)) ? +value : -1;
-  length = length == null ? MAX_SAFE_INTEGER : length;
-  return value > -1 && value % 1 == 0 && value < length;
-}
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * A fallback implementation of `Object.keys` which creates an array of the
- * own enumerable property names of `object`.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {Array} Returns the array of property names.
- */
-function shimKeys(object) {
-  var props = keysIn(object),
-      propsLength = props.length,
-      length = propsLength && object.length;
-
-  var allowIndexes = !!length && isLength(length) &&
-    (isArray(object) || isArguments(object));
-
-  var index = -1,
-      result = [];
-
-  while (++index < propsLength) {
-    var key = props[index];
-    if ((allowIndexes && isIndex(key, length)) || hasOwnProperty.call(object, key)) {
-      result.push(key);
-    }
-  }
-  return result;
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-/**
- * Creates an array of the own enumerable property names of `object`.
- *
- * **Note:** Non-object values are coerced to objects. See the
- * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys)
- * for more details.
- *
- * @static
- * @memberOf _
- * @category Object
- * @param {Object} object The object to query.
- * @returns {Array} Returns the array of property names.
- * @example
- *
- * function Foo() {
- *   this.a = 1;
- *   this.b = 2;
- * }
- *
- * Foo.prototype.c = 3;
- *
- * _.keys(new Foo);
- * // => ['a', 'b'] (iteration order is not guaranteed)
- *
- * _.keys('hi');
- * // => ['0', '1']
- */
-var keys = !nativeKeys ? shimKeys : function(object) {
-  var Ctor = object == null ? undefined : object.constructor;
-  if ((typeof Ctor == 'function' && Ctor.prototype === object) ||
-      (typeof object != 'function' && isArrayLike(object))) {
-    return shimKeys(object);
-  }
-  return isObject(object) ? nativeKeys(object) : [];
-};
-
-/**
- * Creates an array of the own and inherited enumerable property names of `object`.
- *
- * **Note:** Non-object values are coerced to objects.
- *
- * @static
- * @memberOf _
- * @category Object
- * @param {Object} object The object to query.
- * @returns {Array} Returns the array of property names.
- * @example
- *
- * function Foo() {
- *   this.a = 1;
- *   this.b = 2;
- * }
- *
- * Foo.prototype.c = 3;
- *
- * _.keysIn(new Foo);
- * // => ['a', 'b', 'c'] (iteration order is not guaranteed)
- */
-function keysIn(object) {
-  if (object == null) {
-    return [];
-  }
-  if (!isObject(object)) {
-    object = Object(object);
-  }
-  var length = object.length;
-  length = (length && isLength(length) &&
-    (isArray(object) || isArguments(object)) && length) || 0;
-
-  var Ctor = object.constructor,
-      index = -1,
-      isProto = typeof Ctor == 'function' && Ctor.prototype === object,
-      result = Array(length),
-      skipIndexes = length > 0;
-
-  while (++index < length) {
-    result[index] = (index + '');
-  }
-  for (var key in object) {
-    if (!(skipIndexes && isIndex(key, length)) &&
-        !(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
-      result.push(key);
-    }
-  }
-  return result;
-}
-
-module.exports = keys;
-
-},{"lodash._getnative":52,"lodash.isarguments":53,"lodash.isarray":55}],52:[function(require,module,exports){
-/**
- * lodash 3.9.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/** `Object#toString` result references. */
-var funcTag = '[object Function]';
-
-/** Used to detect host constructors (Safari > 5). */
-var reIsHostCtor = /^\[object .+?Constructor\]$/;
-
-/**
- * Checks if `value` is object-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
- */
-function isObjectLike(value) {
-  return !!value && typeof value == 'object';
-}
-
-/** Used for native method references. */
-var objectProto = Object.prototype;
-
-/** Used to resolve the decompiled source of functions. */
-var fnToString = Function.prototype.toString;
-
-/** Used to check objects for own properties. */
-var hasOwnProperty = objectProto.hasOwnProperty;
-
-/**
- * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
- * of values.
- */
-var objToString = objectProto.toString;
-
-/** Used to detect if a method is native. */
-var reIsNative = RegExp('^' +
-  fnToString.call(hasOwnProperty).replace(/[\\^$.*+?()[\]{}|]/g, '\\$&')
-  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
-);
-
-/**
- * Gets the native function at `key` of `object`.
- *
- * @private
- * @param {Object} object The object to query.
- * @param {string} key The key of the method to get.
- * @returns {*} Returns the function if it's native, else `undefined`.
- */
-function getNative(object, key) {
-  var value = object == null ? undefined : object[key];
-  return isNative(value) ? value : undefined;
-}
-
-/**
- * Checks if `value` is classified as a `Function` object.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
- * @example
- *
- * _.isFunction(_);
- * // => true
- *
- * _.isFunction(/abc/);
- * // => false
- */
-function isFunction(value) {
-  // The use of `Object#toString` avoids issues with the `typeof` operator
-  // in older versions of Chrome and Safari which return 'function' for regexes
-  // and Safari 8 equivalents which return 'object' for typed array constructors.
-  return isObject(value) && objToString.call(value) == funcTag;
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-/**
- * Checks if `value` is a native function.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a native function, else `false`.
- * @example
- *
- * _.isNative(Array.prototype.push);
- * // => true
- *
- * _.isNative(_);
- * // => false
- */
-function isNative(value) {
-  if (value == null) {
-    return false;
-  }
-  if (isFunction(value)) {
-    return reIsNative.test(fnToString.call(value));
-  }
-  return isObjectLike(value) && reIsHostCtor.test(value);
-}
-
-module.exports = getNative;
-
-},{}],53:[function(require,module,exports){
-/**
- * lodash 3.0.4 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/**
- * Checks if `value` is object-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
- */
-function isObjectLike(value) {
-  return !!value && typeof value == 'object';
-}
-
-/** Used for native method references. */
-var objectProto = Object.prototype;
-
-/** Used to check objects for own properties. */
-var hasOwnProperty = objectProto.hasOwnProperty;
-
-/** Native method references. */
-var propertyIsEnumerable = objectProto.propertyIsEnumerable;
-
-/**
- * Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * Gets the "length" property value of `object`.
- *
- * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
- * that affects Safari on at least iOS 8.1-8.3 ARM64.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {*} Returns the "length" value.
- */
-var getLength = baseProperty('length');
-
-/**
- * Checks if `value` is array-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
- */
-function isArrayLike(value) {
-  return value != null && isLength(getLength(value));
-}
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * Checks if `value` is classified as an `arguments` object.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
- * @example
- *
- * _.isArguments(function() { return arguments; }());
- * // => true
- *
- * _.isArguments([1, 2, 3]);
- * // => false
- */
-function isArguments(value) {
-  return isObjectLike(value) && isArrayLike(value) &&
-    hasOwnProperty.call(value, 'callee') && !propertyIsEnumerable.call(value, 'callee');
-}
-
-module.exports = isArguments;
-
-},{}],54:[function(require,module,exports){
-/**
- * lodash 3.0.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/**
- * A specialized version of `baseCallback` which only supports `this` binding
- * and specifying the number of arguments to provide to `func`.
- *
- * @private
- * @param {Function} func The function to bind.
- * @param {*} thisArg The `this` binding of `func`.
- * @param {number} [argCount] The number of arguments to provide to `func`.
- * @returns {Function} Returns the callback.
- */
-function bindCallback(func, thisArg, argCount) {
-  if (typeof func != 'function') {
-    return identity;
-  }
-  if (thisArg === undefined) {
-    return func;
-  }
-  switch (argCount) {
-    case 1: return function(value) {
-      return func.call(thisArg, value);
-    };
-    case 3: return function(value, index, collection) {
-      return func.call(thisArg, value, index, collection);
-    };
-    case 4: return function(accumulator, value, index, collection) {
-      return func.call(thisArg, accumulator, value, index, collection);
-    };
-    case 5: return function(value, other, key, object, source) {
-      return func.call(thisArg, value, other, key, object, source);
-    };
-  }
-  return function() {
-    return func.apply(thisArg, arguments);
-  };
-}
-
-/**
- * This method returns the first argument provided to it.
- *
- * @static
- * @memberOf _
- * @category Utility
- * @param {*} value Any value.
- * @returns {*} Returns `value`.
- * @example
- *
- * var object = { 'user': 'fred' };
- *
- * _.identity(object) === object;
- * // => true
- */
-function identity(value) {
-  return value;
-}
-
-module.exports = bindCallback;
-
-},{}],55:[function(require,module,exports){
-/**
- * lodash 3.0.4 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/** `Object#toString` result references. */
-var arrayTag = '[object Array]',
-    funcTag = '[object Function]';
-
-/** Used to detect host constructors (Safari > 5). */
-var reIsHostCtor = /^\[object .+?Constructor\]$/;
-
-/**
- * Checks if `value` is object-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
- */
-function isObjectLike(value) {
-  return !!value && typeof value == 'object';
-}
-
-/** Used for native method references. */
-var objectProto = Object.prototype;
-
-/** Used to resolve the decompiled source of functions. */
-var fnToString = Function.prototype.toString;
-
-/** Used to check objects for own properties. */
-var hasOwnProperty = objectProto.hasOwnProperty;
-
-/**
- * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
- * of values.
- */
-var objToString = objectProto.toString;
-
-/** Used to detect if a method is native. */
-var reIsNative = RegExp('^' +
-  fnToString.call(hasOwnProperty).replace(/[\\^$.*+?()[\]{}|]/g, '\\$&')
-  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
-);
-
-/* Native method references for those with the same name as other `lodash` methods. */
-var nativeIsArray = getNative(Array, 'isArray');
-
-/**
- * Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * Gets the native function at `key` of `object`.
- *
- * @private
- * @param {Object} object The object to query.
- * @param {string} key The key of the method to get.
- * @returns {*} Returns the function if it's native, else `undefined`.
- */
-function getNative(object, key) {
-  var value = object == null ? undefined : object[key];
-  return isNative(value) ? value : undefined;
-}
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * Checks if `value` is classified as an `Array` object.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
- * @example
- *
- * _.isArray([1, 2, 3]);
- * // => true
- *
- * _.isArray(function() { return arguments; }());
- * // => false
- */
-var isArray = nativeIsArray || function(value) {
-  return isObjectLike(value) && isLength(value.length) && objToString.call(value) == arrayTag;
-};
-
-/**
- * Checks if `value` is classified as a `Function` object.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
- * @example
- *
- * _.isFunction(_);
- * // => true
- *
- * _.isFunction(/abc/);
- * // => false
- */
-function isFunction(value) {
-  // The use of `Object#toString` avoids issues with the `typeof` operator
-  // in older versions of Chrome and Safari which return 'function' for regexes
-  // and Safari 8 equivalents which return 'object' for typed array constructors.
-  return isObject(value) && objToString.call(value) == funcTag;
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-/**
- * Checks if `value` is a native function.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a native function, else `false`.
- * @example
- *
- * _.isNative(Array.prototype.push);
- * // => true
- *
- * _.isNative(_);
- * // => false
- */
-function isNative(value) {
-  if (value == null) {
-    return false;
-  }
-  if (isFunction(value)) {
-    return reIsNative.test(fnToString.call(value));
-  }
-  return isObjectLike(value) && reIsHostCtor.test(value);
-}
-
-module.exports = isArray;
-
-},{}],56:[function(require,module,exports){
-/**
- * lodash 3.1.2 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var baseGet = require('lodash._baseget'),
-    toPath = require('lodash._topath'),
-    isArray = require('lodash.isarray'),
-    map = require('lodash.map');
-
-/** Used to match property names within property paths. */
-var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\n\\]|\\.)*?\1)\]/,
-    reIsPlainProp = /^\w*$/;
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * A specialized version of `baseProperty` which supports deep paths.
- *
- * @private
- * @param {Array|string} path The path of the property to get.
- * @returns {Function} Returns the new function.
- */
-function basePropertyDeep(path) {
-  var pathKey = (path + '');
-  path = toPath(path);
-  return function(object) {
-    return baseGet(object, path, pathKey);
-  };
-}
-
-/**
- * Checks if `value` is a property name and not a property path.
- *
- * @private
- * @param {*} value The value to check.
- * @param {Object} [object] The object to query keys on.
- * @returns {boolean} Returns `true` if `value` is a property name, else `false`.
- */
-function isKey(value, object) {
-  var type = typeof value;
-  if ((type == 'string' && reIsPlainProp.test(value)) || type == 'number') {
-    return true;
-  }
-  if (isArray(value)) {
-    return false;
-  }
-  var result = !reIsDeepProp.test(value);
-  return result || (object != null && value in toObject(object));
-}
-
-/**
- * Converts `value` to an object if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Object} Returns the object.
- */
-function toObject(value) {
-  return isObject(value) ? value : Object(value);
-}
-
-/**
- * Gets the property value of `path` from all elements in `collection`.
- *
- * @static
- * @memberOf _
- * @category Collection
- * @param {Array|Object|string} collection The collection to iterate over.
- * @param {Array|string} path The path of the property to pluck.
- * @returns {Array} Returns the property values.
- * @example
- *
- * var users = [
- *   { 'user': 'barney', 'age': 36 },
- *   { 'user': 'fred',   'age': 40 }
- * ];
- *
- * _.pluck(users, 'user');
- * // => ['barney', 'fred']
- *
- * var userIndex = _.indexBy(users, 'user');
- * _.pluck(userIndex, 'age');
- * // => [36, 40] (iteration order is not guaranteed)
- */
-function pluck(collection, path) {
-  return map(collection, property(path));
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-/**
- * Creates a function which returns the property value at `path` on a
- * given object.
- *
- * @static
- * @memberOf _
- * @category Utility
- * @param {Array|string} path The path of the property to get.
- * @returns {Function} Returns the new function.
- * @example
- *
- * var objects = [
- *   { 'a': { 'b': { 'c': 2 } } },
- *   { 'a': { 'b': { 'c': 1 } } }
- * ];
- *
- * _.map(objects, _.property('a.b.c'));
- * // => [2, 1]
- *
- * _.pluck(_.sortBy(objects, _.property(['a', 'b', 'c'])), 'a.b.c');
- * // => [1, 2]
- */
-function property(path) {
-  return isKey(path) ? baseProperty(path) : basePropertyDeep(path);
-}
-
-module.exports = pluck;
-
-},{"lodash._baseget":57,"lodash._topath":58,"lodash.isarray":59,"lodash.map":60}],57:[function(require,module,exports){
-/**
- * lodash 3.7.2 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/**
- * The base implementation of `get` without support for string paths
- * and default values.
- *
- * @private
- * @param {Object} object The object to query.
- * @param {Array} path The path of the property to get.
- * @param {string} [pathKey] The key representation of path.
- * @returns {*} Returns the resolved value.
- */
-function baseGet(object, path, pathKey) {
-  if (object == null) {
-    return;
-  }
-  if (pathKey !== undefined && pathKey in toObject(object)) {
-    path = [pathKey];
-  }
-  var index = 0,
-      length = path.length;
-
-  while (object != null && index < length) {
-    object = object[path[index++]];
-  }
-  return (index && index == length) ? object : undefined;
-}
-
-/**
- * Converts `value` to an object if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Object} Returns the object.
- */
-function toObject(value) {
-  return isObject(value) ? value : Object(value);
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-module.exports = baseGet;
-
-},{}],58:[function(require,module,exports){
-/**
- * lodash 3.8.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var isArray = require('lodash.isarray');
-
-/** Used to match property names within property paths. */
-var rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\n\\]|\\.)*?)\2)\]/g;
-
-/** Used to match backslashes in property paths. */
-var reEscapeChar = /\\(\\)?/g;
-
-/**
- * Converts `value` to a string if it's not one. An empty string is returned
- * for `null` or `undefined` values.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {string} Returns the string.
- */
-function baseToString(value) {
-  return value == null ? '' : (value + '');
-}
-
-/**
- * Converts `value` to property path array if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Array} Returns the property path array.
- */
-function toPath(value) {
-  if (isArray(value)) {
-    return value;
-  }
-  var result = [];
-  baseToString(value).replace(rePropName, function(match, number, quote, string) {
-    result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match));
-  });
-  return result;
-}
-
-module.exports = toPath;
-
-},{"lodash.isarray":59}],59:[function(require,module,exports){
-arguments[4][55][0].apply(exports,arguments)
-},{"dup":55}],60:[function(require,module,exports){
-/**
- * lodash 3.1.4 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var arrayMap = require('lodash._arraymap'),
-    baseCallback = require('lodash._basecallback'),
-    baseEach = require('lodash._baseeach'),
-    isArray = require('lodash.isarray');
-
-/**
- * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * The base implementation of `_.map` without support for callback shorthands
- * and `this` binding.
- *
- * @private
- * @param {Array|Object|string} collection The collection to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
- * @returns {Array} Returns the new mapped array.
- */
-function baseMap(collection, iteratee) {
-  var index = -1,
-      result = isArrayLike(collection) ? Array(collection.length) : [];
-
-  baseEach(collection, function(value, key, collection) {
-    result[++index] = iteratee(value, key, collection);
-  });
-  return result;
-}
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * Gets the "length" property value of `object`.
- *
- * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
- * that affects Safari on at least iOS 8.1-8.3 ARM64.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {*} Returns the "length" value.
- */
-var getLength = baseProperty('length');
-
-/**
- * Checks if `value` is array-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
- */
-function isArrayLike(value) {
-  return value != null && isLength(getLength(value));
-}
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * Creates an array of values by running each element in `collection` through
- * `iteratee`. The `iteratee` is bound to `thisArg` and invoked with three
- * arguments: (value, index|key, collection).
- *
- * If a property name is provided for `iteratee` the created `_.property`
- * style callback returns the property value of the given element.
- *
- * If a value is also provided for `thisArg` the created `_.matchesProperty`
- * style callback returns `true` for elements that have a matching property
- * value, else `false`.
- *
- * If an object is provided for `iteratee` the created `_.matches` style
- * callback returns `true` for elements that have the properties of the given
- * object, else `false`.
- *
- * Many lodash methods are guarded to work as iteratees for methods like
- * `_.every`, `_.filter`, `_.map`, `_.mapValues`, `_.reject`, and `_.some`.
- *
- * The guarded methods are:
- * `ary`, `callback`, `chunk`, `clone`, `create`, `curry`, `curryRight`,
- * `drop`, `dropRight`, `every`, `fill`, `flatten`, `invert`, `max`, `min`,
- * `parseInt`, `slice`, `sortBy`, `take`, `takeRight`, `template`, `trim`,
- * `trimLeft`, `trimRight`, `trunc`, `random`, `range`, `sample`, `some`,
- * `sum`, `uniq`, and `words`
- *
- * @static
- * @memberOf _
- * @alias collect
- * @category Collection
- * @param {Array|Object|string} collection The collection to iterate over.
- * @param {Function|Object|string} [iteratee=_.identity] The function invoked
- *  per iteration.
- * @param {*} [thisArg] The `this` binding of `iteratee`.
- * @returns {Array} Returns the new mapped array.
- * @example
- *
- * function timesThree(n) {
- *   return n * 3;
- * }
- *
- * _.map([1, 2], timesThree);
- * // => [3, 6]
- *
- * _.map({ 'a': 1, 'b': 2 }, timesThree);
- * // => [3, 6] (iteration order is not guaranteed)
- *
- * var users = [
- *   { 'user': 'barney' },
- *   { 'user': 'fred' }
- * ];
- *
- * // using the `_.property` callback shorthand
- * _.map(users, 'user');
- * // => ['barney', 'fred']
- */
-function map(collection, iteratee, thisArg) {
-  var func = isArray(collection) ? arrayMap : baseMap;
-  iteratee = baseCallback(iteratee, thisArg, 3);
-  return func(collection, iteratee);
-}
-
-module.exports = map;
-
-},{"lodash._arraymap":61,"lodash._basecallback":62,"lodash._baseeach":67,"lodash.isarray":59}],61:[function(require,module,exports){
-/**
- * lodash 3.0.0 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.7.0 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/**
- * A specialized version of `_.map` for arrays without support for callback
- * shorthands or `this` binding.
- *
- * @private
- * @param {Array} array The array to iterate over.
- * @param {Function} iteratee The function invoked per iteration.
- * @returns {Array} Returns the new mapped array.
- */
-function arrayMap(array, iteratee) {
-  var index = -1,
-      length = array.length,
-      result = Array(length);
-
-  while (++index < length) {
-    result[index] = iteratee(array[index], index, array);
-  }
-  return result;
-}
-
-module.exports = arrayMap;
-
-},{}],62:[function(require,module,exports){
-/**
- * lodash 3.3.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var baseIsEqual = require('lodash._baseisequal'),
-    bindCallback = require('lodash._bindcallback'),
-    isArray = require('lodash.isarray'),
-    pairs = require('lodash.pairs');
-
-/** Used to match property names within property paths. */
-var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\n\\]|\\.)*?\1)\]/,
-    reIsPlainProp = /^\w*$/,
-    rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\n\\]|\\.)*?)\2)\]/g;
-
-/** Used to match backslashes in property paths. */
-var reEscapeChar = /\\(\\)?/g;
-
-/**
- * Converts `value` to a string if it's not one. An empty string is returned
- * for `null` or `undefined` values.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {string} Returns the string.
- */
-function baseToString(value) {
-  return value == null ? '' : (value + '');
-}
-
-/**
- * The base implementation of `_.callback` which supports specifying the
- * number of arguments to provide to `func`.
- *
- * @private
- * @param {*} [func=_.identity] The value to convert to a callback.
- * @param {*} [thisArg] The `this` binding of `func`.
- * @param {number} [argCount] The number of arguments to provide to `func`.
- * @returns {Function} Returns the callback.
- */
-function baseCallback(func, thisArg, argCount) {
-  var type = typeof func;
-  if (type == 'function') {
-    return thisArg === undefined
-      ? func
-      : bindCallback(func, thisArg, argCount);
-  }
-  if (func == null) {
-    return identity;
-  }
-  if (type == 'object') {
-    return baseMatches(func);
-  }
-  return thisArg === undefined
-    ? property(func)
-    : baseMatchesProperty(func, thisArg);
-}
-
-/**
- * The base implementation of `get` without support for string paths
- * and default values.
- *
- * @private
- * @param {Object} object The object to query.
- * @param {Array} path The path of the property to get.
- * @param {string} [pathKey] The key representation of path.
- * @returns {*} Returns the resolved value.
- */
-function baseGet(object, path, pathKey) {
-  if (object == null) {
-    return;
-  }
-  if (pathKey !== undefined && pathKey in toObject(object)) {
-    path = [pathKey];
-  }
-  var index = 0,
-      length = path.length;
-
-  while (object != null && index < length) {
-    object = object[path[index++]];
-  }
-  return (index && index == length) ? object : undefined;
-}
-
-/**
- * The base implementation of `_.isMatch` without support for callback
- * shorthands and `this` binding.
- *
- * @private
- * @param {Object} object The object to inspect.
- * @param {Array} matchData The propery names, values, and compare flags to match.
- * @param {Function} [customizer] The function to customize comparing objects.
- * @returns {boolean} Returns `true` if `object` is a match, else `false`.
- */
-function baseIsMatch(object, matchData, customizer) {
-  var index = matchData.length,
-      length = index,
-      noCustomizer = !customizer;
-
-  if (object == null) {
-    return !length;
-  }
-  object = toObject(object);
-  while (index--) {
-    var data = matchData[index];
-    if ((noCustomizer && data[2])
-          ? data[1] !== object[data[0]]
-          : !(data[0] in object)
-        ) {
-      return false;
-    }
-  }
-  while (++index < length) {
-    data = matchData[index];
-    var key = data[0],
-        objValue = object[key],
-        srcValue = data[1];
-
-    if (noCustomizer && data[2]) {
-      if (objValue === undefined && !(key in object)) {
-        return false;
-      }
-    } else {
-      var result = customizer ? customizer(objValue, srcValue, key) : undefined;
-      if (!(result === undefined ? baseIsEqual(srcValue, objValue, customizer, true) : result)) {
-        return false;
-      }
-    }
-  }
-  return true;
-}
-
-/**
- * The base implementation of `_.matches` which does not clone `source`.
- *
- * @private
- * @param {Object} source The object of property values to match.
- * @returns {Function} Returns the new function.
- */
-function baseMatches(source) {
-  var matchData = getMatchData(source);
-  if (matchData.length == 1 && matchData[0][2]) {
-    var key = matchData[0][0],
-        value = matchData[0][1];
-
-    return function(object) {
-      if (object == null) {
-        return false;
-      }
-      return object[key] === value && (value !== undefined || (key in toObject(object)));
-    };
-  }
-  return function(object) {
-    return baseIsMatch(object, matchData);
-  };
-}
-
-/**
- * The base implementation of `_.matchesProperty` which does not clone `srcValue`.
- *
- * @private
- * @param {string} path The path of the property to get.
- * @param {*} srcValue The value to compare.
- * @returns {Function} Returns the new function.
- */
-function baseMatchesProperty(path, srcValue) {
-  var isArr = isArray(path),
-      isCommon = isKey(path) && isStrictComparable(srcValue),
-      pathKey = (path + '');
-
-  path = toPath(path);
-  return function(object) {
-    if (object == null) {
-      return false;
-    }
-    var key = pathKey;
-    object = toObject(object);
-    if ((isArr || !isCommon) && !(key in object)) {
-      object = path.length == 1 ? object : baseGet(object, baseSlice(path, 0, -1));
-      if (object == null) {
-        return false;
-      }
-      key = last(path);
-      object = toObject(object);
-    }
-    return object[key] === srcValue
-      ? (srcValue !== undefined || (key in object))
-      : baseIsEqual(srcValue, object[key], undefined, true);
-  };
-}
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * A specialized version of `baseProperty` which supports deep paths.
- *
- * @private
- * @param {Array|string} path The path of the property to get.
- * @returns {Function} Returns the new function.
- */
-function basePropertyDeep(path) {
-  var pathKey = (path + '');
-  path = toPath(path);
-  return function(object) {
-    return baseGet(object, path, pathKey);
-  };
-}
-
-/**
- * The base implementation of `_.slice` without an iteratee call guard.
- *
- * @private
- * @param {Array} array The array to slice.
- * @param {number} [start=0] The start position.
- * @param {number} [end=array.length] The end position.
- * @returns {Array} Returns the slice of `array`.
- */
-function baseSlice(array, start, end) {
-  var index = -1,
-      length = array.length;
-
-  start = start == null ? 0 : (+start || 0);
-  if (start < 0) {
-    start = -start > length ? 0 : (length + start);
-  }
-  end = (end === undefined || end > length) ? length : (+end || 0);
-  if (end < 0) {
-    end += length;
-  }
-  length = start > end ? 0 : ((end - start) >>> 0);
-  start >>>= 0;
-
-  var result = Array(length);
-  while (++index < length) {
-    result[index] = array[index + start];
-  }
-  return result;
-}
-
-/**
- * Gets the propery names, values, and compare flags of `object`.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {Array} Returns the match data of `object`.
- */
-function getMatchData(object) {
-  var result = pairs(object),
-      length = result.length;
-
-  while (length--) {
-    result[length][2] = isStrictComparable(result[length][1]);
-  }
-  return result;
-}
-
-/**
- * Checks if `value` is a property name and not a property path.
- *
- * @private
- * @param {*} value The value to check.
- * @param {Object} [object] The object to query keys on.
- * @returns {boolean} Returns `true` if `value` is a property name, else `false`.
- */
-function isKey(value, object) {
-  var type = typeof value;
-  if ((type == 'string' && reIsPlainProp.test(value)) || type == 'number') {
-    return true;
-  }
-  if (isArray(value)) {
-    return false;
-  }
-  var result = !reIsDeepProp.test(value);
-  return result || (object != null && value in toObject(object));
-}
-
-/**
- * Checks if `value` is suitable for strict equality comparisons, i.e. `===`.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` if suitable for strict
- *  equality comparisons, else `false`.
- */
-function isStrictComparable(value) {
-  return value === value && !isObject(value);
-}
-
-/**
- * Converts `value` to an object if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Object} Returns the object.
- */
-function toObject(value) {
-  return isObject(value) ? value : Object(value);
-}
-
-/**
- * Converts `value` to property path array if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Array} Returns the property path array.
- */
-function toPath(value) {
-  if (isArray(value)) {
-    return value;
-  }
-  var result = [];
-  baseToString(value).replace(rePropName, function(match, number, quote, string) {
-    result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match));
-  });
-  return result;
-}
-
-/**
- * Gets the last element of `array`.
- *
- * @static
- * @memberOf _
- * @category Array
- * @param {Array} array The array to query.
- * @returns {*} Returns the last element of `array`.
- * @example
- *
- * _.last([1, 2, 3]);
- * // => 3
- */
-function last(array) {
-  var length = array ? array.length : 0;
-  return length ? array[length - 1] : undefined;
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-/**
- * This method returns the first argument provided to it.
- *
- * @static
- * @memberOf _
- * @category Utility
- * @param {*} value Any value.
- * @returns {*} Returns `value`.
- * @example
- *
- * var object = { 'user': 'fred' };
- *
- * _.identity(object) === object;
- * // => true
- */
-function identity(value) {
-  return value;
-}
-
-/**
- * Creates a function that returns the property value at `path` on a
- * given object.
- *
- * @static
- * @memberOf _
- * @category Utility
- * @param {Array|string} path The path of the property to get.
- * @returns {Function} Returns the new function.
- * @example
- *
- * var objects = [
- *   { 'a': { 'b': { 'c': 2 } } },
- *   { 'a': { 'b': { 'c': 1 } } }
- * ];
- *
- * _.map(objects, _.property('a.b.c'));
- * // => [2, 1]
- *
- * _.pluck(_.sortBy(objects, _.property(['a', 'b', 'c'])), 'a.b.c');
- * // => [1, 2]
- */
-function property(path) {
-  return isKey(path) ? baseProperty(path) : basePropertyDeep(path);
-}
-
-module.exports = baseCallback;
-
-},{"lodash._baseisequal":63,"lodash._bindcallback":65,"lodash.isarray":59,"lodash.pairs":66}],63:[function(require,module,exports){
-/**
- * lodash 3.0.7 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var isArray = require('lodash.isarray'),
-    isTypedArray = require('lodash.istypedarray'),
-    keys = require('lodash.keys');
-
-/** `Object#toString` result references. */
-var argsTag = '[object Arguments]',
-    arrayTag = '[object Array]',
-    boolTag = '[object Boolean]',
-    dateTag = '[object Date]',
-    errorTag = '[object Error]',
-    numberTag = '[object Number]',
-    objectTag = '[object Object]',
-    regexpTag = '[object RegExp]',
-    stringTag = '[object String]';
-
-/**
- * Checks if `value` is object-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
- */
-function isObjectLike(value) {
-  return !!value && typeof value == 'object';
-}
-
-/** Used for native method references. */
-var objectProto = Object.prototype;
-
-/** Used to check objects for own properties. */
-var hasOwnProperty = objectProto.hasOwnProperty;
-
-/**
- * Used to resolve the [`toStringTag`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.prototype.tostring)
- * of values.
- */
-var objToString = objectProto.toString;
-
-/**
- * A specialized version of `_.some` for arrays without support for callback
- * shorthands and `this` binding.
- *
- * @private
- * @param {Array} array The array to iterate over.
- * @param {Function} predicate The function invoked per iteration.
- * @returns {boolean} Returns `true` if any element passes the predicate check,
- *  else `false`.
- */
-function arraySome(array, predicate) {
-  var index = -1,
-      length = array.length;
-
-  while (++index < length) {
-    if (predicate(array[index], index, array)) {
-      return true;
-    }
-  }
-  return false;
-}
-
-/**
- * The base implementation of `_.isEqual` without support for `this` binding
- * `customizer` functions.
- *
- * @private
- * @param {*} value The value to compare.
- * @param {*} other The other value to compare.
- * @param {Function} [customizer] The function to customize comparing values.
- * @param {boolean} [isLoose] Specify performing partial comparisons.
- * @param {Array} [stackA] Tracks traversed `value` objects.
- * @param {Array} [stackB] Tracks traversed `other` objects.
- * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
- */
-function baseIsEqual(value, other, customizer, isLoose, stackA, stackB) {
-  if (value === other) {
-    return true;
-  }
-  if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) {
-    return value !== value && other !== other;
-  }
-  return baseIsEqualDeep(value, other, baseIsEqual, customizer, isLoose, stackA, stackB);
-}
-
-/**
- * A specialized version of `baseIsEqual` for arrays and objects which performs
- * deep comparisons and tracks traversed objects enabling objects with circular
- * references to be compared.
- *
- * @private
- * @param {Object} object The object to compare.
- * @param {Object} other The other object to compare.
- * @param {Function} equalFunc The function to determine equivalents of values.
- * @param {Function} [customizer] The function to customize comparing objects.
- * @param {boolean} [isLoose] Specify performing partial comparisons.
- * @param {Array} [stackA=[]] Tracks traversed `value` objects.
- * @param {Array} [stackB=[]] Tracks traversed `other` objects.
- * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
- */
-function baseIsEqualDeep(object, other, equalFunc, customizer, isLoose, stackA, stackB) {
-  var objIsArr = isArray(object),
-      othIsArr = isArray(other),
-      objTag = arrayTag,
-      othTag = arrayTag;
-
-  if (!objIsArr) {
-    objTag = objToString.call(object);
-    if (objTag == argsTag) {
-      objTag = objectTag;
-    } else if (objTag != objectTag) {
-      objIsArr = isTypedArray(object);
-    }
-  }
-  if (!othIsArr) {
-    othTag = objToString.call(other);
-    if (othTag == argsTag) {
-      othTag = objectTag;
-    } else if (othTag != objectTag) {
-      othIsArr = isTypedArray(other);
-    }
-  }
-  var objIsObj = objTag == objectTag,
-      othIsObj = othTag == objectTag,
-      isSameTag = objTag == othTag;
-
-  if (isSameTag && !(objIsArr || objIsObj)) {
-    return equalByTag(object, other, objTag);
-  }
-  if (!isLoose) {
-    var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),
-        othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');
-
-    if (objIsWrapped || othIsWrapped) {
-      return equalFunc(objIsWrapped ? object.value() : object, othIsWrapped ? other.value() : other, customizer, isLoose, stackA, stackB);
-    }
-  }
-  if (!isSameTag) {
-    return false;
-  }
-  // Assume cyclic values are equal.
-  // For more information on detecting circular references see https://es5.github.io/#JO.
-  stackA || (stackA = []);
-  stackB || (stackB = []);
-
-  var length = stackA.length;
-  while (length--) {
-    if (stackA[length] == object) {
-      return stackB[length] == other;
-    }
-  }
-  // Add `object` and `other` to the stack of traversed objects.
-  stackA.push(object);
-  stackB.push(other);
-
-  var result = (objIsArr ? equalArrays : equalObjects)(object, other, equalFunc, customizer, isLoose, stackA, stackB);
-
-  stackA.pop();
-  stackB.pop();
-
-  return result;
-}
-
-/**
- * A specialized version of `baseIsEqualDeep` for arrays with support for
- * partial deep comparisons.
- *
- * @private
- * @param {Array} array The array to compare.
- * @param {Array} other The other array to compare.
- * @param {Function} equalFunc The function to determine equivalents of values.
- * @param {Function} [customizer] The function to customize comparing arrays.
- * @param {boolean} [isLoose] Specify performing partial comparisons.
- * @param {Array} [stackA] Tracks traversed `value` objects.
- * @param {Array} [stackB] Tracks traversed `other` objects.
- * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`.
- */
-function equalArrays(array, other, equalFunc, customizer, isLoose, stackA, stackB) {
-  var index = -1,
-      arrLength = array.length,
-      othLength = other.length;
-
-  if (arrLength != othLength && !(isLoose && othLength > arrLength)) {
-    return false;
-  }
-  // Ignore non-index properties.
-  while (++index < arrLength) {
-    var arrValue = array[index],
-        othValue = other[index],
-        result = customizer ? customizer(isLoose ? othValue : arrValue, isLoose ? arrValue : othValue, index) : undefined;
-
-    if (result !== undefined) {
-      if (result) {
-        continue;
-      }
-      return false;
-    }
-    // Recursively compare arrays (susceptible to call stack limits).
-    if (isLoose) {
-      if (!arraySome(other, function(othValue) {
-            return arrValue === othValue || equalFunc(arrValue, othValue, customizer, isLoose, stackA, stackB);
-          })) {
-        return false;
-      }
-    } else if (!(arrValue === othValue || equalFunc(arrValue, othValue, customizer, isLoose, stackA, stackB))) {
-      return false;
-    }
-  }
-  return true;
-}
-
-/**
- * A specialized version of `baseIsEqualDeep` for comparing objects of
- * the same `toStringTag`.
- *
- * **Note:** This function only supports comparing values with tags of
- * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.
- *
- * @private
- * @param {Object} value The object to compare.
- * @param {Object} other The other object to compare.
- * @param {string} tag The `toStringTag` of the objects to compare.
- * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
- */
-function equalByTag(object, other, tag) {
-  switch (tag) {
-    case boolTag:
-    case dateTag:
-      // Coerce dates and booleans to numbers, dates to milliseconds and booleans
-      // to `1` or `0` treating invalid dates coerced to `NaN` as not equal.
-      return +object == +other;
-
-    case errorTag:
-      return object.name == other.name && object.message == other.message;
-
-    case numberTag:
-      // Treat `NaN` vs. `NaN` as equal.
-      return (object != +object)
-        ? other != +other
-        : object == +other;
-
-    case regexpTag:
-    case stringTag:
-      // Coerce regexes to strings and treat strings primitives and string
-      // objects as equal. See https://es5.github.io/#x15.10.6.4 for more details.
-      return object == (other + '');
-  }
-  return false;
-}
-
-/**
- * A specialized version of `baseIsEqualDeep` for objects with support for
- * partial deep comparisons.
- *
- * @private
- * @param {Object} object The object to compare.
- * @param {Object} other The other object to compare.
- * @param {Function} equalFunc The function to determine equivalents of values.
- * @param {Function} [customizer] The function to customize comparing values.
- * @param {boolean} [isLoose] Specify performing partial comparisons.
- * @param {Array} [stackA] Tracks traversed `value` objects.
- * @param {Array} [stackB] Tracks traversed `other` objects.
- * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
- */
-function equalObjects(object, other, equalFunc, customizer, isLoose, stackA, stackB) {
-  var objProps = keys(object),
-      objLength = objProps.length,
-      othProps = keys(other),
-      othLength = othProps.length;
-
-  if (objLength != othLength && !isLoose) {
-    return false;
-  }
-  var index = objLength;
-  while (index--) {
-    var key = objProps[index];
-    if (!(isLoose ? key in other : hasOwnProperty.call(other, key))) {
-      return false;
-    }
-  }
-  var skipCtor = isLoose;
-  while (++index < objLength) {
-    key = objProps[index];
-    var objValue = object[key],
-        othValue = other[key],
-        result = customizer ? customizer(isLoose ? othValue : objValue, isLoose? objValue : othValue, key) : undefined;
-
-    // Recursively compare objects (susceptible to call stack limits).
-    if (!(result === undefined ? equalFunc(objValue, othValue, customizer, isLoose, stackA, stackB) : result)) {
-      return false;
-    }
-    skipCtor || (skipCtor = key == 'constructor');
-  }
-  if (!skipCtor) {
-    var objCtor = object.constructor,
-        othCtor = other.constructor;
-
-    // Non `Object` object instances with different constructors are not equal.
-    if (objCtor != othCtor &&
-        ('constructor' in object && 'constructor' in other) &&
-        !(typeof objCtor == 'function' && objCtor instanceof objCtor &&
-          typeof othCtor == 'function' && othCtor instanceof othCtor)) {
-      return false;
-    }
-  }
-  return true;
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-module.exports = baseIsEqual;
-
-},{"lodash.isarray":59,"lodash.istypedarray":64,"lodash.keys":68}],64:[function(require,module,exports){
-/**
- * lodash 3.0.2 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/** `Object#toString` result references. */
-var argsTag = '[object Arguments]',
-    arrayTag = '[object Array]',
-    boolTag = '[object Boolean]',
-    dateTag = '[object Date]',
-    errorTag = '[object Error]',
-    funcTag = '[object Function]',
-    mapTag = '[object Map]',
-    numberTag = '[object Number]',
-    objectTag = '[object Object]',
-    regexpTag = '[object RegExp]',
-    setTag = '[object Set]',
-    stringTag = '[object String]',
-    weakMapTag = '[object WeakMap]';
-
-var arrayBufferTag = '[object ArrayBuffer]',
-    float32Tag = '[object Float32Array]',
-    float64Tag = '[object Float64Array]',
-    int8Tag = '[object Int8Array]',
-    int16Tag = '[object Int16Array]',
-    int32Tag = '[object Int32Array]',
-    uint8Tag = '[object Uint8Array]',
-    uint8ClampedTag = '[object Uint8ClampedArray]',
-    uint16Tag = '[object Uint16Array]',
-    uint32Tag = '[object Uint32Array]';
-
-/** Used to identify `toStringTag` values of typed arrays. */
-var typedArrayTags = {};
-typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =
-typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =
-typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =
-typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =
-typedArrayTags[uint32Tag] = true;
-typedArrayTags[argsTag] = typedArrayTags[arrayTag] =
-typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =
-typedArrayTags[dateTag] = typedArrayTags[errorTag] =
-typedArrayTags[funcTag] = typedArrayTags[mapTag] =
-typedArrayTags[numberTag] = typedArrayTags[objectTag] =
-typedArrayTags[regexpTag] = typedArrayTags[setTag] =
-typedArrayTags[stringTag] = typedArrayTags[weakMapTag] = false;
-
-/**
- * Checks if `value` is object-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
- */
-function isObjectLike(value) {
-  return !!value && typeof value == 'object';
-}
-
-/** Used for native method references. */
-var objectProto = Object.prototype;
-
-/**
- * Used to resolve the [`toStringTag`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.prototype.tostring)
- * of values.
- */
-var objToString = objectProto.toString;
-
-/**
- * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * Checks if `value` is classified as a typed array.
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
- * @example
- *
- * _.isTypedArray(new Uint8Array);
- * // => true
- *
- * _.isTypedArray([]);
- * // => false
- */
-function isTypedArray(value) {
-  return isObjectLike(value) && isLength(value.length) && !!typedArrayTags[objToString.call(value)];
-}
-
-module.exports = isTypedArray;
-
-},{}],65:[function(require,module,exports){
-arguments[4][54][0].apply(exports,arguments)
-},{"dup":54}],66:[function(require,module,exports){
-/**
- * lodash 3.0.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var keys = require('lodash.keys');
-
-/**
- * Converts `value` to an object if it's not one.
- *
- * @private
- * @param {*} value The value to process.
- * @returns {Object} Returns the object.
- */
-function toObject(value) {
-  return isObject(value) ? value : Object(value);
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-/**
- * Creates a two dimensional array of the key-value pairs for `object`,
- * e.g. `[[key1, value1], [key2, value2]]`.
- *
- * @static
- * @memberOf _
- * @category Object
- * @param {Object} object The object to query.
- * @returns {Array} Returns the new array of key-value pairs.
- * @example
- *
- * _.pairs({ 'barney': 36, 'fred': 40 });
- * // => [['barney', 36], ['fred', 40]] (iteration order is not guaranteed)
- */
-function pairs(object) {
-  object = toObject(object);
-
-  var index = -1,
-      props = keys(object),
-      length = props.length,
-      result = Array(length);
-
-  while (++index < length) {
-    var key = props[index];
-    result[index] = [key, object[key]];
-  }
-  return result;
-}
-
-module.exports = pairs;
-
-},{"lodash.keys":68}],67:[function(require,module,exports){
-arguments[4][50][0].apply(exports,arguments)
-},{"dup":50,"lodash.keys":68}],68:[function(require,module,exports){
-arguments[4][51][0].apply(exports,arguments)
-},{"dup":51,"lodash._getnative":69,"lodash.isarguments":70,"lodash.isarray":59}],69:[function(require,module,exports){
-arguments[4][52][0].apply(exports,arguments)
-},{"dup":52}],70:[function(require,module,exports){
-arguments[4][53][0].apply(exports,arguments)
-},{"dup":53}],71:[function(require,module,exports){
-var toSDP = require('./lib/tosdp');
-var toJSON = require('./lib/tojson');
-
-
-// Converstion from JSON to SDP
-
-exports.toIncomingSDPOffer = function (session) {
-    return toSDP.toSessionSDP(session, {
-        role: 'responder',
-        direction: 'incoming'
-    });
-};
-exports.toOutgoingSDPOffer = function (session) {
-    return toSDP.toSessionSDP(session, {
-        role: 'initiator',
-        direction: 'outgoing'
-    });
-};
-exports.toIncomingSDPAnswer = function (session) {
-    return toSDP.toSessionSDP(session, {
-        role: 'initiator',
-        direction: 'incoming'
-    });
-};
-exports.toOutgoingSDPAnswer = function (session) {
-    return toSDP.toSessionSDP(session, {
-        role: 'responder',
-        direction: 'outgoing'
-    });
-};
-exports.toIncomingMediaSDPOffer = function (media) {
-    return toSDP.toMediaSDP(media, {
-        role: 'responder',
-        direction: 'incoming'
-    });
-};
-exports.toOutgoingMediaSDPOffer = function (media) {
-    return toSDP.toMediaSDP(media, {
-        role: 'initiator',
-        direction: 'outgoing'
-    });
-};
-exports.toIncomingMediaSDPAnswer = function (media) {
-    return toSDP.toMediaSDP(media, {
-        role: 'initiator',
-        direction: 'incoming'
-    });
-};
-exports.toOutgoingMediaSDPAnswer = function (media) {
-    return toSDP.toMediaSDP(media, {
-        role: 'responder',
-        direction: 'outgoing'
-    });
-};
-exports.toCandidateSDP = toSDP.toCandidateSDP;
-exports.toMediaSDP = toSDP.toMediaSDP;
-exports.toSessionSDP = toSDP.toSessionSDP;
-
-
-// Conversion from SDP to JSON
-
-exports.toIncomingJSONOffer = function (sdp, creators) {
-    return toJSON.toSessionJSON(sdp, {
-        role: 'responder',
-        direction: 'incoming',
-        creators: creators
-    });
-};
-exports.toOutgoingJSONOffer = function (sdp, creators) {
-    return toJSON.toSessionJSON(sdp, {
-        role: 'initiator',
-        direction: 'outgoing',
-        creators: creators
-    });
-};
-exports.toIncomingJSONAnswer = function (sdp, creators) {
-    return toJSON.toSessionJSON(sdp, {
-        role: 'initiator',
-        direction: 'incoming',
-        creators: creators
-    });
-};
-exports.toOutgoingJSONAnswer = function (sdp, creators) {
-    return toJSON.toSessionJSON(sdp, {
-        role: 'responder',
-        direction: 'outgoing',
-        creators: creators
-    });
-};
-exports.toIncomingMediaJSONOffer = function (sdp, creator) {
-    return toJSON.toMediaJSON(sdp, {
-        role: 'responder',
-        direction: 'incoming',
-        creator: creator
-    });
-};
-exports.toOutgoingMediaJSONOffer = function (sdp, creator) {
-    return toJSON.toMediaJSON(sdp, {
-        role: 'initiator',
-        direction: 'outgoing',
-        creator: creator
-    });
-};
-exports.toIncomingMediaJSONAnswer = function (sdp, creator) {
-    return toJSON.toMediaJSON(sdp, {
-        role: 'initiator',
-        direction: 'incoming',
-        creator: creator
-    });
-};
-exports.toOutgoingMediaJSONAnswer = function (sdp, creator) {
-    return toJSON.toMediaJSON(sdp, {
-        role: 'responder',
-        direction: 'outgoing',
-        creator: creator
-    });
-};
-exports.toCandidateJSON = toJSON.toCandidateJSON;
-exports.toMediaJSON = toJSON.toMediaJSON;
-exports.toSessionJSON = toJSON.toSessionJSON;
-
-},{"./lib/tojson":74,"./lib/tosdp":75}],72:[function(require,module,exports){
-exports.lines = function (sdp) {
-    return sdp.split('\r\n').filter(function (line) {
-        return line.length > 0;
-    });
-};
-
-exports.findLine = function (prefix, mediaLines, sessionLines) {
-    var prefixLength = prefix.length;
-    for (var i = 0; i < mediaLines.length; i++) {
-        if (mediaLines[i].substr(0, prefixLength) === prefix) {
-            return mediaLines[i];
-        }
-    }
-    // Continue searching in parent session section
-    if (!sessionLines) {
-        return false;
-    }
-
-    for (var j = 0; j < sessionLines.length; j++) {
-        if (sessionLines[j].substr(0, prefixLength) === prefix) {
-            return sessionLines[j];
-        }
-    }
-
-    return false;
-};
-
-exports.findLines = function (prefix, mediaLines, sessionLines) {
-    var results = [];
-    var prefixLength = prefix.length;
-    for (var i = 0; i < mediaLines.length; i++) {
-        if (mediaLines[i].substr(0, prefixLength) === prefix) {
-            results.push(mediaLines[i]);
-        }
-    }
-    if (results.length || !sessionLines) {
-        return results;
-    }
-    for (var j = 0; j < sessionLines.length; j++) {
-        if (sessionLines[j].substr(0, prefixLength) === prefix) {
-            results.push(sessionLines[j]);
-        }
-    }
-    return results;
-};
-
-exports.mline = function (line) {
-    var parts = line.substr(2).split(' ');
-    var parsed = {
-        media: parts[0],
-        port: parts[1],
-        proto: parts[2],
-        formats: []
-    };
-    for (var i = 3; i < parts.length; i++) {
-        if (parts[i]) {
-            parsed.formats.push(parts[i]);
-        }
-    }
-    return parsed;
-};
-
-exports.rtpmap = function (line) {
-    var parts = line.substr(9).split(' ');
-    var parsed = {
-        id: parts.shift()
-    };
-
-    parts = parts[0].split('/');
-
-    parsed.name = parts[0];
-    parsed.clockrate = parts[1];
-    parsed.channels = parts.length == 3 ? parts[2] : '1';
-    return parsed;
-};
-
-exports.sctpmap = function (line) {
-    // based on -05 draft
-    var parts = line.substr(10).split(' ');
-    var parsed = {
-        number: parts.shift(),
-        protocol: parts.shift(),
-        streams: parts.shift()
-    };
-    return parsed;
-};
-
-
-exports.fmtp = function (line) {
-    var kv, key, value;
-    var parts = line.substr(line.indexOf(' ') + 1).split(';');
-    var parsed = [];
-    for (var i = 0; i < parts.length; i++) {
-        kv = parts[i].split('=');
-        key = kv[0].trim();
-        value = kv[1];
-        if (key && value) {
-            parsed.push({key: key, value: value});
-        } else if (key) {
-            parsed.push({key: '', value: key});
-        }
-    }
-    return parsed;
-};
-
-exports.crypto = function (line) {
-    var parts = line.substr(9).split(' ');
-    var parsed = {
-        tag: parts[0],
-        cipherSuite: parts[1],
-        keyParams: parts[2],
-        sessionParams: parts.slice(3).join(' ')
-    };
-    return parsed;
-};
-
-exports.fingerprint = function (line) {
-    var parts = line.substr(14).split(' ');
-    return {
-        hash: parts[0],
-        value: parts[1]
-    };
-};
-
-exports.extmap = function (line) {
-    var parts = line.substr(9).split(' ');
-    var parsed = {};
-
-    var idpart = parts.shift();
-    var sp = idpart.indexOf('/');
-    if (sp >= 0) {
-        parsed.id = idpart.substr(0, sp);
-        parsed.senders = idpart.substr(sp + 1);
-    } else {
-        parsed.id = idpart;
-        parsed.senders = 'sendrecv';
-    }
-
-    parsed.uri = parts.shift() || '';
-
-    return parsed;
-};
-
-exports.rtcpfb = function (line) {
-    var parts = line.substr(10).split(' ');
-    var parsed = {};
-    parsed.id = parts.shift();
-    parsed.type = parts.shift();
-    if (parsed.type === 'trr-int') {
-        parsed.value = parts.shift();
-    } else {
-        parsed.subtype = parts.shift() || '';
-    }
-    parsed.parameters = parts;
-    return parsed;
-};
-
-exports.candidate = function (line) {
-    var parts;
-    if (line.indexOf('a=candidate:') === 0) {
-        parts = line.substring(12).split(' ');
-    } else { // no a=candidate
-        parts = line.substring(10).split(' ');
-    }
-
-    var candidate = {
-        foundation: parts[0],
-        component: parts[1],
-        protocol: parts[2].toLowerCase(),
-        priority: parts[3],
-        ip: parts[4],
-        port: parts[5],
-        // skip parts[6] == 'typ'
-        type: parts[7],
-        generation: '0'
-    };
-
-    for (var i = 8; i < parts.length; i += 2) {
-        if (parts[i] === 'raddr') {
-            candidate.relAddr = parts[i + 1];
-        } else if (parts[i] === 'rport') {
-            candidate.relPort = parts[i + 1];
-        } else if (parts[i] === 'generation') {
-            candidate.generation = parts[i + 1];
-        } else if (parts[i] === 'tcptype') {
-            candidate.tcpType = parts[i + 1];
-        }
-    }
-
-    candidate.network = '1';
-
-    return candidate;
-};
-
-exports.sourceGroups = function (lines) {
-    var parsed = [];
-    for (var i = 0; i < lines.length; i++) {
-        var parts = lines[i].substr(13).split(' ');
-        parsed.push({
-            semantics: parts.shift(),
-            sources: parts
-        });
-    }
-    return parsed;
-};
-
-exports.sources = function (lines) {
-    // http://tools.ietf.org/html/rfc5576
-    var parsed = [];
-    var sources = {};
-    for (var i = 0; i < lines.length; i++) {
-        var parts = lines[i].substr(7).split(' ');
-        var ssrc = parts.shift();
-
-        if (!sources[ssrc]) {
-            var source = {
-                ssrc: ssrc,
-                parameters: []
-            };
-            parsed.push(source);
-
-            // Keep an index
-            sources[ssrc] = source;
-        }
-
-        parts = parts.join(' ').split(':');
-        var attribute = parts.shift();
-        var value = parts.join(':') || null;
-
-        sources[ssrc].parameters.push({
-            key: attribute,
-            value: value
-        });
-    }
-
-    return parsed;
-};
-
-exports.groups = function (lines) {
-    // http://tools.ietf.org/html/rfc5888
-    var parsed = [];
-    var parts;
-    for (var i = 0; i < lines.length; i++) {
-        parts = lines[i].substr(8).split(' ');
-        parsed.push({
-            semantics: parts.shift(),
-            contents: parts
-        });
-    }
-    return parsed;
-};
-
-exports.bandwidth = function (line) {
-    var parts = line.substr(2).split(':');
-    var parsed = {};
-    parsed.type = parts.shift();
-    parsed.bandwidth = parts.shift();
-    return parsed;
-};
-
-exports.msid = function (line) {
-    var data = line.substr(7);
-    var parts = data.split(' ');
-    return {
-        msid: data,
-        mslabel: parts[0],
-        label: parts[1]
-    };
-};
-
-},{}],73:[function(require,module,exports){
-module.exports = {
-    initiator: {
-        incoming: {
-            initiator: 'recvonly',
-            responder: 'sendonly',
-            both: 'sendrecv',
-            none: 'inactive',
-            recvonly: 'initiator',
-            sendonly: 'responder',
-            sendrecv: 'both',
-            inactive: 'none'
-        },
-        outgoing: {
-            initiator: 'sendonly',
-            responder: 'recvonly',
-            both: 'sendrecv',
-            none: 'inactive',
-            recvonly: 'responder',
-            sendonly: 'initiator',
-            sendrecv: 'both',
-            inactive: 'none'
-        }
-    },
-    responder: {
-        incoming: {
-            initiator: 'sendonly',
-            responder: 'recvonly',
-            both: 'sendrecv',
-            none: 'inactive',
-            recvonly: 'responder',
-            sendonly: 'initiator',
-            sendrecv: 'both',
-            inactive: 'none'
-        },
-        outgoing: {
-            initiator: 'recvonly',
-            responder: 'sendonly',
-            both: 'sendrecv',
-            none: 'inactive',
-            recvonly: 'initiator',
-            sendonly: 'responder',
-            sendrecv: 'both',
-            inactive: 'none'
-        }
-    }
-};
-
-},{}],74:[function(require,module,exports){
-var SENDERS = require('./senders');
-var parsers = require('./parsers');
-var idCounter = Math.random();
-
-
-exports._setIdCounter = function (counter) {
-    idCounter = counter;
-};
-
-exports.toSessionJSON = function (sdp, opts) {
-    var i;
-    var creators = opts.creators || [];
-    var role = opts.role || 'initiator';
-    var direction = opts.direction || 'outgoing';
-
-
-    // Divide the SDP into session and media sections.
-    var media = sdp.split('\r\nm=');
-    for (i = 1; i < media.length; i++) {
-        media[i] = 'm=' + media[i];
-        if (i !== media.length - 1) {
-            media[i] += '\r\n';
-        }
-    }
-    var session = media.shift() + '\r\n';
-    var sessionLines = parsers.lines(session);
-    var parsed = {};
-
-    var contents = [];
-    for (i = 0; i < media.length; i++) {
-        contents.push(exports.toMediaJSON(media[i], session, {
-            role: role,
-            direction: direction,
-            creator: creators[i] || 'initiator'
-        }));
-    }
-    parsed.contents = contents;
-
-    var groupLines = parsers.findLines('a=group:', sessionLines);
-    if (groupLines.length) {
-        parsed.groups = parsers.groups(groupLines);
-    }
-
-    return parsed;
-};
-
-exports.toMediaJSON = function (media, session, opts) {
-    var creator = opts.creator || 'initiator';
-    var role = opts.role || 'initiator';
-    var direction = opts.direction || 'outgoing';
-
-    var lines = parsers.lines(media);
-    var sessionLines = parsers.lines(session);
-    var mline = parsers.mline(lines[0]);
-
-    var content = {
-        creator: creator,
-        name: mline.media,
-        description: {
-            descType: 'rtp',
-            media: mline.media,
-            payloads: [],
-            encryption: [],
-            feedback: [],
-            headerExtensions: []
-        },
-        transport: {
-            transType: 'iceUdp',
-            candidates: [],
-            fingerprints: []
-        }
-    };
-    if (mline.media == 'application') {
-        // FIXME: the description is most likely to be independent
-        // of the SDP and should be processed by other parts of the library
-        content.description = {
-            descType: 'datachannel'
-        };
-        content.transport.sctp = [];
-    }
-    var desc = content.description;
-    var trans = content.transport;
-
-    // If we have a mid, use that for the content name instead.
-    var mid = parsers.findLine('a=mid:', lines);
-    if (mid) {
-        content.name = mid.substr(6);
-    }
-
-    if (parsers.findLine('a=sendrecv', lines, sessionLines)) {
-        content.senders = 'both';
-    } else if (parsers.findLine('a=sendonly', lines, sessionLines)) {
-        content.senders = SENDERS[role][direction].sendonly;
-    } else if (parsers.findLine('a=recvonly', lines, sessionLines)) {
-        content.senders = SENDERS[role][direction].recvonly;
-    } else if (parsers.findLine('a=inactive', lines, sessionLines)) {
-        content.senders = 'none';
-    }
-
-    if (desc.descType == 'rtp') {
-        var bandwidth = parsers.findLine('b=', lines);
-        if (bandwidth) {
-            desc.bandwidth = parsers.bandwidth(bandwidth);
-        }
-
-        var ssrc = parsers.findLine('a=ssrc:', lines);
-        if (ssrc) {
-            desc.ssrc = ssrc.substr(7).split(' ')[0];
-        }
-
-        var rtpmapLines = parsers.findLines('a=rtpmap:', lines);
-        rtpmapLines.forEach(function (line) {
-            var payload = parsers.rtpmap(line);
-            payload.parameters = [];
-            payload.feedback = [];
-
-            var fmtpLines = parsers.findLines('a=fmtp:' + payload.id, lines);
-            // There should only be one fmtp line per payload
-            fmtpLines.forEach(function (line) {
-                payload.parameters = parsers.fmtp(line);
-            });
-
-            var fbLines = parsers.findLines('a=rtcp-fb:' + payload.id, lines);
-            fbLines.forEach(function (line) {
-                payload.feedback.push(parsers.rtcpfb(line));
-            });
-
-            desc.payloads.push(payload);
-        });
-
-        var cryptoLines = parsers.findLines('a=crypto:', lines, sessionLines);
-        cryptoLines.forEach(function (line) {
-            desc.encryption.push(parsers.crypto(line));
-        });
-
-        if (parsers.findLine('a=rtcp-mux', lines)) {
-            desc.mux = true;
-        }
-
-        var fbLines = parsers.findLines('a=rtcp-fb:*', lines);
-        fbLines.forEach(function (line) {
-            desc.feedback.push(parsers.rtcpfb(line));
-        });
-
-        var extLines = parsers.findLines('a=extmap:', lines);
-        extLines.forEach(function (line) {
-            var ext = parsers.extmap(line);
-
-            ext.senders = SENDERS[role][direction][ext.senders];
-
-            desc.headerExtensions.push(ext);
-        });
-
-        var ssrcGroupLines = parsers.findLines('a=ssrc-group:', lines);
-        desc.sourceGroups = parsers.sourceGroups(ssrcGroupLines || []);
-
-        var ssrcLines = parsers.findLines('a=ssrc:', lines);
-        var sources = desc.sources = parsers.sources(ssrcLines || []);
-
-        var msidLine = parsers.findLine('a=msid:', lines);
-        if (msidLine) {
-            var msid = parsers.msid(msidLine);
-            ['msid', 'mslabel', 'label'].forEach(function (key) {
-                for (var i = 0; i < sources.length; i++) {
-                    var found = false;
-                    for (var j = 0; j < sources[i].parameters.length; j++) {
-                        if (sources[i].parameters[j].key === key) {
-                            found = true;
-                        }
-                    }
-                    if (!found) {
-                        sources[i].parameters.push({ key: key, value: msid[key] });
-                    }
-                }
-            });
-        }
-
-        if (parsers.findLine('a=x-google-flag:conference', lines, sessionLines)) {
-            desc.googConferenceFlag = true;
-        }
-    }
-
-    // transport specific attributes
-    var fingerprintLines = parsers.findLines('a=fingerprint:', lines, sessionLines);
-    var setup = parsers.findLine('a=setup:', lines, sessionLines);
-    fingerprintLines.forEach(function (line) {
-        var fp = parsers.fingerprint(line);
-        if (setup) {
-            fp.setup = setup.substr(8);
-        }
-        trans.fingerprints.push(fp);
-    });
-
-    var ufragLine = parsers.findLine('a=ice-ufrag:', lines, sessionLines);
-    var pwdLine = parsers.findLine('a=ice-pwd:', lines, sessionLines);
-    if (ufragLine && pwdLine) {
-        trans.ufrag = ufragLine.substr(12);
-        trans.pwd = pwdLine.substr(10);
-        trans.candidates = [];
-
-        var candidateLines = parsers.findLines('a=candidate:', lines, sessionLines);
-        candidateLines.forEach(function (line) {
-            trans.candidates.push(exports.toCandidateJSON(line));
-        });
-    }
-
-    if (desc.descType == 'datachannel') {
-        var sctpmapLines = parsers.findLines('a=sctpmap:', lines);
-        sctpmapLines.forEach(function (line) {
-            var sctp = parsers.sctpmap(line);
-            trans.sctp.push(sctp);
-        });
-    }
-
-    return content;
-};
-
-exports.toCandidateJSON = function (line) {
-    var candidate = parsers.candidate(line.split('\r\n')[0]);
-    candidate.id = (idCounter++).toString(36).substr(0, 12);
-    return candidate;
-};
-
-},{"./parsers":72,"./senders":73}],75:[function(require,module,exports){
-var SENDERS = require('./senders');
-
-
-exports.toSessionSDP = function (session, opts) {
-    var role = opts.role || 'initiator';
-    var direction = opts.direction || 'outgoing';
-    var sid = opts.sid || session.sid || Date.now();
-    var time = opts.time || Date.now();
-
-    var sdp = [
-        'v=0',
-        'o=- ' + sid + ' ' + time + ' IN IP4 0.0.0.0',
-        's=-',
-        't=0 0'
-    ];
-
-    var groups = session.groups || [];
-    groups.forEach(function (group) {
-        sdp.push('a=group:' + group.semantics + ' ' + group.contents.join(' '));
-    });
-
-    var contents = session.contents || [];
-    contents.forEach(function (content) {
-        sdp.push(exports.toMediaSDP(content, opts));
-    });
-
-    return sdp.join('\r\n') + '\r\n';
-};
-
-exports.toMediaSDP = function (content, opts) {
-    var sdp = [];
-
-    var role = opts.role || 'initiator';
-    var direction = opts.direction || 'outgoing';
-
-    var desc = content.description;
-    var transport = content.transport;
-    var payloads = desc.payloads || [];
-    var fingerprints = (transport && transport.fingerprints) || [];
-
-    var mline = [];
-    if (desc.descType == 'datachannel') {
-        mline.push('application');
-        mline.push('1');
-        mline.push('DTLS/SCTP');
-        if (transport.sctp) {
-            transport.sctp.forEach(function (map) {
-                mline.push(map.number);
-            });
-        }
-    } else {
-        mline.push(desc.media);
-        mline.push('1');
-        if ((desc.encryption && desc.encryption.length > 0) || (fingerprints.length > 0)) {
-            mline.push('RTP/SAVPF');
-        } else {
-            mline.push('RTP/AVPF');
-        }
-        payloads.forEach(function (payload) {
-            mline.push(payload.id);
-        });
-    }
-
-
-    sdp.push('m=' + mline.join(' '));
-
-    sdp.push('c=IN IP4 0.0.0.0');
-    if (desc.bandwidth && desc.bandwidth.type && desc.bandwidth.bandwidth) {
-        sdp.push('b=' + desc.bandwidth.type + ':' + desc.bandwidth.bandwidth);
-    }
-    if (desc.descType == 'rtp') {
-        sdp.push('a=rtcp:1 IN IP4 0.0.0.0');
-    }
-
-    if (transport) {
-        if (transport.ufrag) {
-            sdp.push('a=ice-ufrag:' + transport.ufrag);
-        }
-        if (transport.pwd) {
-            sdp.push('a=ice-pwd:' + transport.pwd);
-        }
-
-        var pushedSetup = false;
-        fingerprints.forEach(function (fingerprint) {
-            sdp.push('a=fingerprint:' + fingerprint.hash + ' ' + fingerprint.value);
-            if (fingerprint.setup && !pushedSetup) {
-                sdp.push('a=setup:' + fingerprint.setup);
-            }
-        });
-
-        if (transport.sctp) {
-            transport.sctp.forEach(function (map) {
-                sdp.push('a=sctpmap:' + map.number + ' ' + map.protocol + ' ' + map.streams);
-            });
-        }
-    }
-
-    if (desc.descType == 'rtp') {
-        sdp.push('a=' + (SENDERS[role][direction][content.senders] || 'sendrecv'));
-    }
-    sdp.push('a=mid:' + content.name);
-
-    if (desc.sources && desc.sources.length) {
-        (desc.sources[0].parameters || []).forEach(function (param) {
-            if (param.key === 'msid') {
-                sdp.push('a=msid:' + param.value);
-            }
-        });
-    }
-
-    if (desc.mux) {
-        sdp.push('a=rtcp-mux');
-    }
-
-    var encryption = desc.encryption || [];
-    encryption.forEach(function (crypto) {
-        sdp.push('a=crypto:' + crypto.tag + ' ' + crypto.cipherSuite + ' ' + crypto.keyParams + (crypto.sessionParams ? ' ' + crypto.sessionParams : ''));
-    });
-    if (desc.googConferenceFlag) {
-        sdp.push('a=x-google-flag:conference');
-    }
-
-    payloads.forEach(function (payload) {
-        var rtpmap = 'a=rtpmap:' + payload.id + ' ' + payload.name + '/' + payload.clockrate;
-        if (payload.channels && payload.channels != '1') {
-            rtpmap += '/' + payload.channels;
-        }
-        sdp.push(rtpmap);
-
-        if (payload.parameters && payload.parameters.length) {
-            var fmtp = ['a=fmtp:' + payload.id];
-            var parameters = [];
-            payload.parameters.forEach(function (param) {
-                parameters.push((param.key ? param.key + '=' : '') + param.value);
-            });
-            fmtp.push(parameters.join(';'));
-            sdp.push(fmtp.join(' '));
-        }
-
-        if (payload.feedback) {
-            payload.feedback.forEach(function (fb) {
-                if (fb.type === 'trr-int') {
-                    sdp.push('a=rtcp-fb:' + payload.id + ' trr-int ' + (fb.value ? fb.value : '0'));
-                } else {
-                    sdp.push('a=rtcp-fb:' + payload.id + ' ' + fb.type + (fb.subtype ? ' ' + fb.subtype : ''));
-                }
-            });
-        }
-    });
-
-    if (desc.feedback) {
-        desc.feedback.forEach(function (fb) {
-            if (fb.type === 'trr-int') {
-                sdp.push('a=rtcp-fb:* trr-int ' + (fb.value ? fb.value : '0'));
-            } else {
-                sdp.push('a=rtcp-fb:* ' + fb.type + (fb.subtype ? ' ' + fb.subtype : ''));
-            }
-        });
-    }
-
-    var hdrExts = desc.headerExtensions || [];
-    hdrExts.forEach(function (hdr) {
-        sdp.push('a=extmap:' + hdr.id + (hdr.senders ? '/' + SENDERS[role][direction][hdr.senders] : '') + ' ' + hdr.uri);
-    });
-
-    var ssrcGroups = desc.sourceGroups || [];
-    ssrcGroups.forEach(function (ssrcGroup) {
-        sdp.push('a=ssrc-group:' + ssrcGroup.semantics + ' ' + ssrcGroup.sources.join(' '));
-    });
-
-    var ssrcs = desc.sources || [];
-    ssrcs.forEach(function (ssrc) {
-        for (var i = 0; i < ssrc.parameters.length; i++) {
-            var param = ssrc.parameters[i];
-            sdp.push('a=ssrc:' + (ssrc.ssrc || desc.ssrc) + ' ' + param.key + (param.value ? (':' + param.value) : ''));
-        }
-    });
-
-    var candidates = transport.candidates || [];
-    candidates.forEach(function (candidate) {
-        sdp.push(exports.toCandidateSDP(candidate));
-    });
-
-    return sdp.join('\r\n');
-};
-
-exports.toCandidateSDP = function (candidate) {
-    var sdp = [];
-
-    sdp.push(candidate.foundation);
-    sdp.push(candidate.component);
-    sdp.push(candidate.protocol.toUpperCase());
-    sdp.push(candidate.priority);
-    sdp.push(candidate.ip);
-    sdp.push(candidate.port);
-
-    var type = candidate.type;
-    sdp.push('typ');
-    sdp.push(type);
-    if (type === 'srflx' || type === 'prflx' || type === 'relay') {
-        if (candidate.relAddr && candidate.relPort) {
-            sdp.push('raddr');
-            sdp.push(candidate.relAddr);
-            sdp.push('rport');
-            sdp.push(candidate.relPort);
-        }
-    }
-    if (candidate.tcpType && candidate.protocol.toUpperCase() == 'TCP') {
-        sdp.push('tcptype');
-        sdp.push(candidate.tcpType);
-    }
-
-    sdp.push('generation');
-    sdp.push(candidate.generation || '0');
-
-    // FIXME: apparently this is wrong per spec
-    // but then, we need this when actually putting this into
-    // SDP so it's going to stay.
-    // decision needs to be revisited when browsers dont
-    // accept this any longer
-    return 'a=candidate:' + sdp.join(' ');
-};
-
-},{"./senders":73}],76:[function(require,module,exports){
-// based on https://github.com/ESTOS/strophe.jingle/
-// adds wildemitter support
-var util = require('util');
-var adapter = require('webrtc-adapter-test');
-var WildEmitter = require('wildemitter');
-
-function dumpSDP(description) {
-    return {
-        type: description.type,
-        sdp: description.sdp
-    };
-}
-
-function dumpStream(stream) {
-    var info = {
-        label: stream.id,
-    };
-    if (stream.getAudioTracks().length) {
-        info.audio = stream.getAudioTracks().map(function (track) {
-            return track.id;
-        });
-    }
-    if (stream.getVideoTracks().length) {
-        info.video = stream.getVideoTracks().map(function (track) {
-            return track.id;
-        });
-    }
-    return info;
-}
-
-function TraceablePeerConnection(config, constraints) {
-    var self = this;
-    WildEmitter.call(this);
-
-    this.peerconnection = new window.RTCPeerConnection(config, constraints);
-
-    this.trace = function (what, info) {
-        self.emit('PeerConnectionTrace', {
-            time: new Date(),
-            type: what,
-            value: info || ""
-        });
-    };
-
-    this.onicecandidate = null;
-    this.peerconnection.onicecandidate = function (event) {
-        self.trace('onicecandidate', event.candidate);
-        if (self.onicecandidate !== null) {
-            self.onicecandidate(event);
-        }
-    };
-    this.onaddstream = null;
-    this.peerconnection.onaddstream = function (event) {
-        self.trace('onaddstream', dumpStream(event.stream));
-        if (self.onaddstream !== null) {
-            self.onaddstream(event);
-        }
-    };
-    this.onremovestream = null;
-    this.peerconnection.onremovestream = function (event) {
-        self.trace('onremovestream', dumpStream(event.stream));
-        if (self.onremovestream !== null) {
-            self.onremovestream(event);
-        }
-    };
-    this.onsignalingstatechange = null;
-    this.peerconnection.onsignalingstatechange = function (event) {
-        self.trace('onsignalingstatechange', self.signalingState);
-        if (self.onsignalingstatechange !== null) {
-            self.onsignalingstatechange(event);
-        }
-    };
-    this.oniceconnectionstatechange = null;
-    this.peerconnection.oniceconnectionstatechange = function (event) {
-        self.trace('oniceconnectionstatechange', self.iceConnectionState);
-        if (self.oniceconnectionstatechange !== null) {
-            self.oniceconnectionstatechange(event);
-        }
-    };
-    this.onnegotiationneeded = null;
-    this.peerconnection.onnegotiationneeded = function (event) {
-        self.trace('onnegotiationneeded');
-        if (self.onnegotiationneeded !== null) {
-            self.onnegotiationneeded(event);
-        }
-    };
-    self.ondatachannel = null;
-    this.peerconnection.ondatachannel = function (event) {
-        self.trace('ondatachannel', event);
-        if (self.ondatachannel !== null) {
-            self.ondatachannel(event);
-        }
-    };
-    this.getLocalStreams = this.peerconnection.getLocalStreams.bind(this.peerconnection);
-    this.getRemoteStreams = this.peerconnection.getRemoteStreams.bind(this.peerconnection);
-}
-
-util.inherits(TraceablePeerConnection, WildEmitter);
-
-['signalingState', 'iceConnectionState', 'localDescription', 'remoteDescription'].forEach(function (prop) {
-    Object.defineProperty(TraceablePeerConnection.prototype, prop, {
-        get: function () {
-            return this.peerconnection[prop];
-        }
-    });
-});
-
-TraceablePeerConnection.prototype.addStream = function (stream) {
-    this.trace('addStream', dumpStream(stream));
-    this.peerconnection.addStream(stream);
-};
-
-TraceablePeerConnection.prototype.removeStream = function (stream) {
-    this.trace('removeStream', dumpStream(stream));
-    this.peerconnection.removeStream(stream);
-};
-
-TraceablePeerConnection.prototype.createDataChannel = function (label, opts) {
-    this.trace('createDataChannel', label, opts);
-    return this.peerconnection.createDataChannel(label, opts);
-};
-
-TraceablePeerConnection.prototype.setLocalDescription = function (description, successCallback, failureCallback) {
-    var self = this;
-    this.trace('setLocalDescription', dumpSDP(description));
-    this.peerconnection.setLocalDescription(description,
-        function () {
-            self.trace('setLocalDescriptionOnSuccess');
-            if (successCallback) successCallback();
-        },
-        function (err) {
-            self.trace('setLocalDescriptionOnFailure', err);
-            if (failureCallback) failureCallback(err);
-        }
-    );
-};
-
-TraceablePeerConnection.prototype.setRemoteDescription = function (description, successCallback, failureCallback) {
-    var self = this;
-    this.trace('setRemoteDescription', dumpSDP(description));
-    this.peerconnection.setRemoteDescription(description,
-        function () {
-            self.trace('setRemoteDescriptionOnSuccess');
-            if (successCallback) successCallback();
-        },
-        function (err) {
-            self.trace('setRemoteDescriptionOnFailure', err);
-            if (failureCallback) failureCallback(err);
-        }
-    );
-};
-
-TraceablePeerConnection.prototype.close = function () {
-    this.trace('stop');
-    if (this.peerconnection.signalingState != 'closed') {
-        this.peerconnection.close();
-    }
-};
-
-TraceablePeerConnection.prototype.createOffer = function (successCallback, failureCallback, constraints) {
-    var self = this;
-    this.trace('createOffer', constraints);
-    this.peerconnection.createOffer(
-        function (offer) {
-            self.trace('createOfferOnSuccess', dumpSDP(offer));
-            if (successCallback) successCallback(offer);
-        },
-        function (err) {
-            self.trace('createOfferOnFailure', err);
-            if (failureCallback) failureCallback(err);
-        },
-        constraints
-    );
-};
-
-TraceablePeerConnection.prototype.createAnswer = function (successCallback, failureCallback, constraints) {
-    var self = this;
-    this.trace('createAnswer', constraints);
-    this.peerconnection.createAnswer(
-        function (answer) {
-            self.trace('createAnswerOnSuccess', dumpSDP(answer));
-            if (successCallback) successCallback(answer);
-        },
-        function (err) {
-            self.trace('createAnswerOnFailure', err);
-            if (failureCallback) failureCallback(err);
-        },
-        constraints
-    );
-};
-
-TraceablePeerConnection.prototype.addIceCandidate = function (candidate, successCallback, failureCallback) {
-    var self = this;
-    this.trace('addIceCandidate', candidate);
-    this.peerconnection.addIceCandidate(candidate,
-        function () {
-            //self.trace('addIceCandidateOnSuccess');
-            if (successCallback) successCallback();
-        },
-        function (err) {
-            self.trace('addIceCandidateOnFailure', err);
-            if (failureCallback) failureCallback(err);
-        }
-    );
-};
-
-TraceablePeerConnection.prototype.getStats = function () {
-    this.peerconnection.getStats.apply(this.pc, arguments);
-};
-
-module.exports = TraceablePeerConnection;
-
-},{"util":24,"webrtc-adapter-test":77,"wildemitter":116}],77:[function(require,module,exports){
-/*
- *  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree.
- */
-
-/* More information about these options at jshint.com/docs/options */
-/* jshint browser: true, camelcase: true, curly: true, devel: true,
-   eqeqeq: true, forin: false, globalstrict: true, node: true,
-   quotmark: single, undef: true, unused: strict */
-/* global mozRTCIceCandidate, mozRTCPeerConnection, Promise,
-mozRTCSessionDescription, webkitRTCPeerConnection, MediaStreamTrack */
-/* exported trace,requestUserMedia */
-
-'use strict';
-
-var getUserMedia = null;
-var attachMediaStream = null;
-var reattachMediaStream = null;
-var webrtcDetectedBrowser = null;
-var webrtcDetectedVersion = null;
-var webrtcMinimumVersion = null;
-var webrtcUtils = {
-  log: function() {
-    // suppress console.log output when being included as a module.
-    if (!(typeof module !== 'undefined' ||
-        typeof require === 'function') && (typeof define === 'function')) {
-      console.log.apply(console, arguments);
-    }
-  }
-};
-
-function trace(text) {
-  // This function is used for logging.
-  if (text[text.length - 1] === '\n') {
-    text = text.substring(0, text.length - 1);
-  }
-  if (window.performance) {
-    var now = (window.performance.now() / 1000).toFixed(3);
-    webrtcUtils.log(now + ': ' + text);
-  } else {
-    webrtcUtils.log(text);
-  }
-}
-
-if (typeof window === 'undefined' || !window.navigator) {
-  webrtcUtils.log('This does not appear to be a browser');
-  webrtcDetectedBrowser = 'not a browser';
-} else if (navigator.mozGetUserMedia) {
-  webrtcUtils.log('This appears to be Firefox');
-
-  webrtcDetectedBrowser = 'firefox';
-
-  // the detected firefox version.
-  webrtcDetectedVersion =
-    parseInt(navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1], 10);
-
-  // the minimum firefox version still supported by adapter.
-  webrtcMinimumVersion = 31;
-
-  // The RTCPeerConnection object.
-  window.RTCPeerConnection = function(pcConfig, pcConstraints) {
-    if (webrtcDetectedVersion < 38) {
-      // .urls is not supported in FF < 38.
-      // create RTCIceServers with a single url.
-      if (pcConfig && pcConfig.iceServers) {
-        var newIceServers = [];
-        for (var i = 0; i < pcConfig.iceServers.length; i++) {
-          var server = pcConfig.iceServers[i];
-          if (server.hasOwnProperty('urls')) {
-            for (var j = 0; j < server.urls.length; j++) {
-              var newServer = {
-                url: server.urls[j]
-              };
-              if (server.urls[j].indexOf('turn') === 0) {
-                newServer.username = server.username;
-                newServer.credential = server.credential;
-              }
-              newIceServers.push(newServer);
-            }
-          } else {
-            newIceServers.push(pcConfig.iceServers[i]);
-          }
-        }
-        pcConfig.iceServers = newIceServers;
-      }
-    }
-    return new mozRTCPeerConnection(pcConfig, pcConstraints); // jscs:ignore requireCapitalizedConstructors
-  };
-
-  // The RTCSessionDescription object.
-  window.RTCSessionDescription = mozRTCSessionDescription;
-
-  // The RTCIceCandidate object.
-  window.RTCIceCandidate = mozRTCIceCandidate;
-
-  // getUserMedia constraints shim.
-  getUserMedia = function(constraints, onSuccess, onError) {
-    var constraintsToFF37 = function(c) {
-      if (typeof c !== 'object' || c.require) {
-        return c;
-      }
-      var require = [];
-      Object.keys(c).forEach(function(key) {
-        if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
-          return;
-        }
-        var r = c[key] = (typeof c[key] === 'object') ?
-            c[key] : {ideal: c[key]};
-        if (r.min !== undefined ||
-            r.max !== undefined || r.exact !== undefined) {
-          require.push(key);
-        }
-        if (r.exact !== undefined) {
-          if (typeof r.exact === 'number') {
-            r.min = r.max = r.exact;
-          } else {
-            c[key] = r.exact;
-          }
-          delete r.exact;
-        }
-        if (r.ideal !== undefined) {
-          c.advanced = c.advanced || [];
-          var oc = {};
-          if (typeof r.ideal === 'number') {
-            oc[key] = {min: r.ideal, max: r.ideal};
-          } else {
-            oc[key] = r.ideal;
-          }
-          c.advanced.push(oc);
-          delete r.ideal;
-          if (!Object.keys(r).length) {
-            delete c[key];
-          }
-        }
-      });
-      if (require.length) {
-        c.require = require;
-      }
-      return c;
-    };
-    if (webrtcDetectedVersion < 38) {
-      webrtcUtils.log('spec: ' + JSON.stringify(constraints));
-      if (constraints.audio) {
-        constraints.audio = constraintsToFF37(constraints.audio);
-      }
-      if (constraints.video) {
-        constraints.video = constraintsToFF37(constraints.video);
-      }
-      webrtcUtils.log('ff37: ' + JSON.stringify(constraints));
-    }
-    return navigator.mozGetUserMedia(constraints, onSuccess, onError);
-  };
-
-  navigator.getUserMedia = getUserMedia;
-
-  // Shim for mediaDevices on older versions.
-  if (!navigator.mediaDevices) {
-    navigator.mediaDevices = {getUserMedia: requestUserMedia,
-      addEventListener: function() { },
-      removeEventListener: function() { }
-    };
-  }
-  navigator.mediaDevices.enumerateDevices =
-      navigator.mediaDevices.enumerateDevices || function() {
-    return new Promise(function(resolve) {
-      var infos = [
-        {kind: 'audioinput', deviceId: 'default', label: '', groupId: ''},
-        {kind: 'videoinput', deviceId: 'default', label: '', groupId: ''}
-      ];
-      resolve(infos);
-    });
-  };
-
-  if (webrtcDetectedVersion < 41) {
-    // Work around http://bugzil.la/1169665
-    var orgEnumerateDevices =
-        navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);
-    navigator.mediaDevices.enumerateDevices = function() {
-      return orgEnumerateDevices().catch(function(e) {
-        if (e.name === 'NotFoundError') {
-          return [];
-        }
-        throw e;
-      });
-    };
-  }
-  // Attach a media stream to an element.
-  attachMediaStream = function(element, stream) {
-    element.mozSrcObject = stream;
-  };
-
-  reattachMediaStream = function(to, from) {
-    to.mozSrcObject = from.mozSrcObject;
-  };
-
-} else if (navigator.webkitGetUserMedia) {
-  webrtcUtils.log('This appears to be Chrome');
-
-  webrtcDetectedBrowser = 'chrome';
-
-  // the detected chrome version.
-  webrtcDetectedVersion =
-    parseInt(navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./)[2], 10);
-
-  // the minimum chrome version still supported by adapter.
-  webrtcMinimumVersion = 38;
-
-  // The RTCPeerConnection object.
-  window.RTCPeerConnection = function(pcConfig, pcConstraints) {
-    // Translate iceTransportPolicy to iceTransports,
-    // see https://code.google.com/p/webrtc/issues/detail?id=4869
-    if (pcConfig && pcConfig.iceTransportPolicy) {
-      pcConfig.iceTransports = pcConfig.iceTransportPolicy;
-    }
-
-    var pc = new webkitRTCPeerConnection(pcConfig, pcConstraints); // jscs:ignore requireCapitalizedConstructors
-    var origGetStats = pc.getStats.bind(pc);
-    pc.getStats = function(selector, successCallback, errorCallback) { // jshint ignore: line
-      var self = this;
-      var args = arguments;
-
-      // If selector is a function then we are in the old style stats so just
-      // pass back the original getStats format to avoid breaking old users.
-      if (arguments.length > 0 && typeof selector === 'function') {
-        return origGetStats(selector, successCallback);
-      }
-
-      var fixChromeStats = function(response) {
-        var standardReport = {};
-        var reports = response.result();
-        reports.forEach(function(report) {
-          var standardStats = {
-            id: report.id,
-            timestamp: report.timestamp,
-            type: report.type
-          };
-          report.names().forEach(function(name) {
-            standardStats[name] = report.stat(name);
-          });
-          standardReport[standardStats.id] = standardStats;
-        });
-
-        return standardReport;
-      };
-
-      if (arguments.length >= 2) {
-        var successCallbackWrapper = function(response) {
-          args[1](fixChromeStats(response));
-        };
-
-        return origGetStats.apply(this, [successCallbackWrapper, arguments[0]]);
-      }
-
-      // promise-support
-      return new Promise(function(resolve, reject) {
-        origGetStats.apply(self, [resolve, reject]);
-      });
-    };
-
-    return pc;
-  };
-
-  // add promise support
-  ['createOffer', 'createAnswer'].forEach(function(method) {
-    var nativeMethod = webkitRTCPeerConnection.prototype[method];
-    webkitRTCPeerConnection.prototype[method] = function() {
-      var self = this;
-      if (arguments.length < 1 || (arguments.length === 1 &&
-          typeof(arguments[0]) === 'object')) {
-        var opts = arguments.length === 1 ? arguments[0] : undefined;
-        return new Promise(function(resolve, reject) {
-          nativeMethod.apply(self, [resolve, reject, opts]);
-        });
-      } else {
-        return nativeMethod.apply(this, arguments);
-      }
-    };
-  });
-
-  ['setLocalDescription', 'setRemoteDescription',
-      'addIceCandidate'].forEach(function(method) {
-    var nativeMethod = webkitRTCPeerConnection.prototype[method];
-    webkitRTCPeerConnection.prototype[method] = function() {
-      var args = arguments;
-      var self = this;
-      return new Promise(function(resolve, reject) {
-        nativeMethod.apply(self, [args[0],
-            function() {
-              resolve();
-              if (args.length >= 2) {
-                args[1].apply(null, []);
-              }
-            },
-            function(err) {
-              reject(err);
-              if (args.length >= 3) {
-                args[2].apply(null, [err]);
-              }
-            }]
-          );
-      });
-    };
-  });
-
-  // getUserMedia constraints shim.
-  var constraintsToChrome = function(c) {
-    if (typeof c !== 'object' || c.mandatory || c.optional) {
-      return c;
-    }
-    var cc = {};
-    Object.keys(c).forEach(function(key) {
-      if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
-        return;
-      }
-      var r = (typeof c[key] === 'object') ? c[key] : {ideal: c[key]};
-      if (r.exact !== undefined && typeof r.exact === 'number') {
-        r.min = r.max = r.exact;
-      }
-      var oldname = function(prefix, name) {
-        if (prefix) {
-          return prefix + name.charAt(0).toUpperCase() + name.slice(1);
-        }
-        return (name === 'deviceId') ? 'sourceId' : name;
-      };
-      if (r.ideal !== undefined) {
-        cc.optional = cc.optional || [];
-        var oc = {};
-        if (typeof r.ideal === 'number') {
-          oc[oldname('min', key)] = r.ideal;
-          cc.optional.push(oc);
-          oc = {};
-          oc[oldname('max', key)] = r.ideal;
-          cc.optional.push(oc);
-        } else {
-          oc[oldname('', key)] = r.ideal;
-          cc.optional.push(oc);
-        }
-      }
-      if (r.exact !== undefined && typeof r.exact !== 'number') {
-        cc.mandatory = cc.mandatory || {};
-        cc.mandatory[oldname('', key)] = r.exact;
-      } else {
-        ['min', 'max'].forEach(function(mix) {
-          if (r[mix] !== undefined) {
-            cc.mandatory = cc.mandatory || {};
-            cc.mandatory[oldname(mix, key)] = r[mix];
-          }
-        });
-      }
-    });
-    if (c.advanced) {
-      cc.optional = (cc.optional || []).concat(c.advanced);
-    }
-    return cc;
-  };
-
-  getUserMedia = function(constraints, onSuccess, onError) {
-    if (constraints.audio) {
-      constraints.audio = constraintsToChrome(constraints.audio);
-    }
-    if (constraints.video) {
-      constraints.video = constraintsToChrome(constraints.video);
-    }
-    webrtcUtils.log('chrome: ' + JSON.stringify(constraints));
-    return navigator.webkitGetUserMedia(constraints, onSuccess, onError);
-  };
-  navigator.getUserMedia = getUserMedia;
-
-  if (!navigator.mediaDevices) {
-    navigator.mediaDevices = {getUserMedia: requestUserMedia,
-                              enumerateDevices: function() {
-      return new Promise(function(resolve) {
-        var kinds = {audio: 'audioinput', video: 'videoinput'};
-        return MediaStreamTrack.getSources(function(devices) {
-          resolve(devices.map(function(device) {
-            return {label: device.label,
-                    kind: kinds[device.kind],
-                    deviceId: device.id,
-                    groupId: ''};
-          }));
-        });
-      });
-    }};
-  }
-
-  // A shim for getUserMedia method on the mediaDevices object.
-  // TODO(KaptenJansson) remove once implemented in Chrome stable.
-  if (!navigator.mediaDevices.getUserMedia) {
-    navigator.mediaDevices.getUserMedia = function(constraints) {
-      return requestUserMedia(constraints);
-    };
-  } else {
-    // Even though Chrome 45 has navigator.mediaDevices and a getUserMedia
-    // function which returns a Promise, it does not accept spec-style
-    // constraints.
-    var origGetUserMedia = navigator.mediaDevices.getUserMedia.
-        bind(navigator.mediaDevices);
-    navigator.mediaDevices.getUserMedia = function(c) {
-      webrtcUtils.log('spec:   ' + JSON.stringify(c)); // whitespace for alignment
-      c.audio = constraintsToChrome(c.audio);
-      c.video = constraintsToChrome(c.video);
-      webrtcUtils.log('chrome: ' + JSON.stringify(c));
-      return origGetUserMedia(c);
-    };
-  }
-
-  // Dummy devicechange event methods.
-  // TODO(KaptenJansson) remove once implemented in Chrome stable.
-  if (typeof navigator.mediaDevices.addEventListener === 'undefined') {
-    navigator.mediaDevices.addEventListener = function() {
-      webrtcUtils.log('Dummy mediaDevices.addEventListener called.');
-    };
-  }
-  if (typeof navigator.mediaDevices.removeEventListener === 'undefined') {
-    navigator.mediaDevices.removeEventListener = function() {
-      webrtcUtils.log('Dummy mediaDevices.removeEventListener called.');
-    };
-  }
-
-  // Attach a media stream to an element.
-  attachMediaStream = function(element, stream) {
-    if (typeof element.srcObject !== 'undefined') {
-      element.srcObject = stream;
-    } else if (typeof element.src !== 'undefined') {
-      element.src = URL.createObjectURL(stream);
-    } else {
-      webrtcUtils.log('Error attaching stream to element.');
-    }
-  };
-
-  reattachMediaStream = function(to, from) {
-    to.src = from.src;
-  };
-
-} else if (navigator.mediaDevices && navigator.userAgent.match(
-    /Edge\/(\d+).(\d+)$/)) {
-  webrtcUtils.log('This appears to be Edge');
-  webrtcDetectedBrowser = 'edge';
-
-  webrtcDetectedVersion =
-    parseInt(navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)[2], 10);
-
-  // the minimum version still supported by adapter.
-  webrtcMinimumVersion = 12;
-
-  getUserMedia = navigator.getUserMedia;
-
-  attachMediaStream = function(element, stream) {
-    element.srcObject = stream;
-  };
-  reattachMediaStream = function(to, from) {
-    to.srcObject = from.srcObject;
-  };
-} else {
-  webrtcUtils.log('Browser does not appear to be WebRTC-capable');
-}
-
-// Returns the result of getUserMedia as a Promise.
-function requestUserMedia(constraints) {
-  return new Promise(function(resolve, reject) {
-    getUserMedia(constraints, resolve, reject);
-  });
-}
-
-var webrtcTesting = {};
-Object.defineProperty(webrtcTesting, 'version', {
-  set: function(version) {
-    webrtcDetectedVersion = version;
-  }
-});
-
-if (typeof module !== 'undefined') {
-  var RTCPeerConnection;
-  if (typeof window !== 'undefined') {
-    RTCPeerConnection = window.RTCPeerConnection;
-  }
-  module.exports = {
-    RTCPeerConnection: RTCPeerConnection,
-    getUserMedia: getUserMedia,
-    attachMediaStream: attachMediaStream,
-    reattachMediaStream: reattachMediaStream,
-    webrtcDetectedBrowser: webrtcDetectedBrowser,
-    webrtcDetectedVersion: webrtcDetectedVersion,
-    webrtcMinimumVersion: webrtcMinimumVersion,
-    webrtcTesting: webrtcTesting
-    //requestUserMedia: not exposed on purpose.
-    //trace: not exposed on purpose.
-  };
-} else if ((typeof require === 'function') && (typeof define === 'function')) {
-  // Expose objects and functions when RequireJS is doing the loading.
-  define([], function() {
-    return {
-      RTCPeerConnection: window.RTCPeerConnection,
-      getUserMedia: getUserMedia,
-      attachMediaStream: attachMediaStream,
-      reattachMediaStream: reattachMediaStream,
-      webrtcDetectedBrowser: webrtcDetectedBrowser,
-      webrtcDetectedVersion: webrtcDetectedVersion,
-      webrtcMinimumVersion: webrtcMinimumVersion,
-      webrtcTesting: webrtcTesting
-      //requestUserMedia: not exposed on purpose.
-      //trace: not exposed on purpose.
-    };
-  });
-}
-
-},{}],78:[function(require,module,exports){
-var util = require('util');
-var each = require('lodash.foreach');
-var pluck = require('lodash.pluck');
-var SJJ = require('sdp-jingle-json');
-var WildEmitter = require('wildemitter');
-var peerconn = require('traceablepeerconnection');
-var adapter = require('webrtc-adapter-test');
-
-function PeerConnection(config, constraints) {
-    var self = this;
-    var item;
-    WildEmitter.call(this);
-
-    config = config || {};
-    config.iceServers = config.iceServers || [];
-
-    // make sure this only gets enabled in Google Chrome
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.enableChromeNativeSimulcast = false;
-    if (constraints && constraints.optional &&
-            adapter.webrtcDetectedBrowser === 'chrome' &&
-            navigator.appVersion.match(/Chromium\//) === null) {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.enableChromeNativeSimulcast) {
-                self.enableChromeNativeSimulcast = true;
-            }
-        });
-    }
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.enableMultiStreamHacks = false;
-    if (constraints && constraints.optional &&
-            adapter.webrtcDetectedBrowser === 'chrome') {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.enableMultiStreamHacks) {
-                self.enableMultiStreamHacks = true;
-            }
-        });
-    }
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.restrictBandwidth = 0;
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.andyetRestrictBandwidth) {
-                self.restrictBandwidth = constraint.andyetRestrictBandwidth;
-            }
-        });
-    }
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // bundle up ice candidates, only works for jingle mode
-    // number > 0 is the delay to wait for additional candidates
-    // ~20ms seems good
-    this.batchIceCandidates = 0;
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.andyetBatchIce) {
-                self.batchIceCandidates = constraint.andyetBatchIce;
-            }
-        });
-    }
-    this.batchedIceCandidates = [];
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // this attemps to strip out candidates with an already known foundation
-    // and type -- i.e. those which are gathered via the same TURN server
-    // but different transports (TURN udp, tcp and tls respectively)
-    if (constraints && constraints.optional && adapter.webrtcDetectedBrowser === 'chrome') {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.andyetFasterICE) {
-                self.eliminateDuplicateCandidates = constraint.andyetFasterICE;
-            }
-        });
-    }
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // when using a server such as the jitsi videobridge we don't need to signal
-    // our candidates
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.andyetDontSignalCandidates) {
-                self.dontSignalCandidates = constraint.andyetDontSignalCandidates;
-            }
-        });
-    }
-
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.assumeSetLocalSuccess = false;
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint) {
-            if (constraint.andyetAssumeSetLocalSuccess) {
-                self.assumeSetLocalSuccess = constraint.andyetAssumeSetLocalSuccess;
-            }
-        });
-    }
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // working around https://bugzilla.mozilla.org/show_bug.cgi?id=1087551
-    // pass in a timeout for this
-    if (adapter.webrtcDetectedBrowser === 'firefox') {
-        if (constraints && constraints.optional) {
-            this.wtFirefox = 0;
-            constraints.optional.forEach(function (constraint) {
-                if (constraint.andyetFirefoxMakesMeSad) {
-                    self.wtFirefox = constraint.andyetFirefoxMakesMeSad;
-                    if (self.wtFirefox > 0) {
-                        self.firefoxcandidatebuffer = [];
-                    }
-                }
-            });
-        }
-    }
-
-
-    this.pc = new peerconn(config, constraints);
-
-    this.getLocalStreams = this.pc.getLocalStreams.bind(this.pc);
-    this.getRemoteStreams = this.pc.getRemoteStreams.bind(this.pc);
-    this.addStream = this.pc.addStream.bind(this.pc);
-    this.removeStream = this.pc.removeStream.bind(this.pc);
-
-    // proxy events
-    this.pc.on('*', function () {
-        self.emit.apply(self, arguments);
-    });
-
-    // proxy some events directly
-    this.pc.onremovestream = this.emit.bind(this, 'removeStream');
-    this.pc.onaddstream = this.emit.bind(this, 'addStream');
-    this.pc.onnegotiationneeded = this.emit.bind(this, 'negotiationNeeded');
-    this.pc.oniceconnectionstatechange = this.emit.bind(this, 'iceConnectionStateChange');
-    this.pc.onsignalingstatechange = this.emit.bind(this, 'signalingStateChange');
-
-    // handle ice candidate and data channel events
-    this.pc.onicecandidate = this._onIce.bind(this);
-    this.pc.ondatachannel = this._onDataChannel.bind(this);
-
-    this.localDescription = {
-        contents: []
-    };
-    this.remoteDescription = {
-        contents: []
-    };
-
-    this.config = {
-        debug: false,
-        ice: {},
-        sid: '',
-        isInitiator: true,
-        sdpSessionID: Date.now(),
-        useJingle: false
-    };
-
-    // apply our config
-    for (item in config) {
-        this.config[item] = config[item];
-    }
-
-    if (this.config.debug) {
-        this.on('*', function () {
-            var logger = config.logger || console;
-            logger.log('PeerConnection event:', arguments);
-        });
-    }
-    this.hadLocalStunCandidate = false;
-    this.hadRemoteStunCandidate = false;
-    this.hadLocalRelayCandidate = false;
-    this.hadRemoteRelayCandidate = false;
-
-    this.hadLocalIPv6Candidate = false;
-    this.hadRemoteIPv6Candidate = false;
-
-    // keeping references for all our data channels
-    // so they dont get garbage collected
-    // can be removed once the following bugs have been fixed
-    // https://crbug.com/405545
-    // https://bugzilla.mozilla.org/show_bug.cgi?id=964092
-    // to be filed for opera
-    this._remoteDataChannels = [];
-    this._localDataChannels = [];
-
-    this._candidateBuffer = [];
-}
-
-util.inherits(PeerConnection, WildEmitter);
-
-Object.defineProperty(PeerConnection.prototype, 'signalingState', {
-    get: function () {
-        return this.pc.signalingState;
-    }
-});
-Object.defineProperty(PeerConnection.prototype, 'iceConnectionState', {
-    get: function () {
-        return this.pc.iceConnectionState;
-    }
-});
-
-PeerConnection.prototype._role = function () {
-    return this.isInitiator ? 'initiator' : 'responder';
-};
-
-// Add a stream to the peer connection object
-PeerConnection.prototype.addStream = function (stream) {
-    this.localStream = stream;
-    this.pc.addStream(stream);
-};
-
-// helper function to check if a remote candidate is a stun/relay
-// candidate or an ipv6 candidate
-PeerConnection.prototype._checkLocalCandidate = function (candidate) {
-    var cand = SJJ.toCandidateJSON(candidate);
-    if (cand.type == 'srflx') {
-        this.hadLocalStunCandidate = true;
-    } else if (cand.type == 'relay') {
-        this.hadLocalRelayCandidate = true;
-    }
-    if (cand.ip.indexOf(':') != -1) {
-        this.hadLocalIPv6Candidate = true;
-    }
-};
-
-// helper function to check if a remote candidate is a stun/relay
-// candidate or an ipv6 candidate
-PeerConnection.prototype._checkRemoteCandidate = function (candidate) {
-    var cand = SJJ.toCandidateJSON(candidate);
-    if (cand.type == 'srflx') {
-        this.hadRemoteStunCandidate = true;
-    } else if (cand.type == 'relay') {
-        this.hadRemoteRelayCandidate = true;
-    }
-    if (cand.ip.indexOf(':') != -1) {
-        this.hadRemoteIPv6Candidate = true;
-    }
-};
-
-
-// Init and add ice candidate object with correct constructor
-PeerConnection.prototype.processIce = function (update, cb) {
-    cb = cb || function () {};
-    var self = this;
-
-    // ignore any added ice candidates to avoid errors. why does the
-    // spec not do this?
-    if (this.pc.signalingState === 'closed') return cb();
-
-    if (update.contents || (update.jingle && update.jingle.contents)) {
-        var contentNames = pluck(this.remoteDescription.contents, 'name');
-        var contents = update.contents || update.jingle.contents;
-
-        contents.forEach(function (content) {
-            var transport = content.transport || {};
-            var candidates = transport.candidates || [];
-            var mline = contentNames.indexOf(content.name);
-            var mid = content.name;
-
-            candidates.forEach(
-                function (candidate) {
-                var iceCandidate = SJJ.toCandidateSDP(candidate) + '\r\n';
-                self.pc.addIceCandidate(
-                    new RTCIceCandidate({
-                        candidate: iceCandidate,
-                        sdpMLineIndex: mline,
-                        sdpMid: mid
-                    }), function () {
-                        // well, this success callback is pretty meaningless
-                    },
-                    function (err) {
-                        self.emit('error', err);
-                    }
-                );
-                self._checkRemoteCandidate(iceCandidate);
-            });
-        });
-    } else {
-        // working around https://code.google.com/p/webrtc/issues/detail?id=3669
-        if (update.candidate && update.candidate.candidate.indexOf('a=') !== 0) {
-            update.candidate.candidate = 'a=' + update.candidate.candidate;
-        }
-
-        if (this.wtFirefox && this.firefoxcandidatebuffer !== null) {
-            // we cant add this yet due to https://bugzilla.mozilla.org/show_bug.cgi?id=1087551
-            if (this.pc.localDescription && this.pc.localDescription.type === 'offer') {
-                this.firefoxcandidatebuffer.push(update.candidate);
-                return cb();
-            }
-        }
-
-        self.pc.addIceCandidate(
-            new RTCIceCandidate(update.candidate),
-            function () { },
-            function (err) {
-                self.emit('error', err);
-            }
-        );
-        self._checkRemoteCandidate(update.candidate.candidate);
-    }
-    cb();
-};
-
-// Generate and emit an offer with the given constraints
-PeerConnection.prototype.offer = function (constraints, cb) {
-    var self = this;
-    var hasConstraints = arguments.length === 2;
-    var mediaConstraints = hasConstraints && constraints ? constraints : {
-            mandatory: {
-                OfferToReceiveAudio: true,
-                OfferToReceiveVideo: true
-            }
-        };
-    cb = hasConstraints ? cb : constraints;
-    cb = cb || function () {};
-
-    if (this.pc.signalingState === 'closed') return cb('Already closed');
-
-    // Actually generate the offer
-    this.pc.createOffer(
-        function (offer) {
-            // does not work for jingle, but jingle.js doesn't need
-            // this hack...
-            var expandedOffer = {
-                type: 'offer',
-                sdp: offer.sdp
-            };
-            if (self.assumeSetLocalSuccess) {
-                self.emit('offer', expandedOffer);
-                cb(null, expandedOffer);
-            }
-            self._candidateBuffer = [];
-            self.pc.setLocalDescription(offer,
-                function () {
-                    var jingle;
-                    if (self.config.useJingle) {
-                        jingle = SJJ.toSessionJSON(offer.sdp, {
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                        jingle.sid = self.config.sid;
-                        self.localDescription = jingle;
-
-                        // Save ICE credentials
-                        each(jingle.contents, function (content) {
-                            var transport = content.transport || {};
-                            if (transport.ufrag) {
-                                self.config.ice[content.name] = {
-                                    ufrag: transport.ufrag,
-                                    pwd: transport.pwd
-                                };
-                            }
-                        });
-
-                        expandedOffer.jingle = jingle;
-                    }
-                    expandedOffer.sdp.split('\r\n').forEach(function (line) {
-                        if (line.indexOf('a=candidate:') === 0) {
-                            self._checkLocalCandidate(line);
-                        }
-                    });
-
-                    if (!self.assumeSetLocalSuccess) {
-                        self.emit('offer', expandedOffer);
-                        cb(null, expandedOffer);
-                    }
-                },
-                function (err) {
-                    self.emit('error', err);
-                    cb(err);
-                }
-            );
-        },
-        function (err) {
-            self.emit('error', err);
-            cb(err);
-        },
-        mediaConstraints
-    );
-};
-
-
-// Process an incoming offer so that ICE may proceed before deciding
-// to answer the request.
-PeerConnection.prototype.handleOffer = function (offer, cb) {
-    cb = cb || function () {};
-    var self = this;
-    offer.type = 'offer';
-    if (offer.jingle) {
-        if (this.enableChromeNativeSimulcast) {
-            offer.jingle.contents.forEach(function (content) {
-                if (content.name === 'video') {
-                    content.description.googConferenceFlag = true;
-                }
-            });
-        }
-        if (this.enableMultiStreamHacks) {
-            // add a mixed video stream as first stream
-            offer.jingle.contents.forEach(function (content) {
-                if (content.name === 'video') {
-                    var sources = content.description.sources || [];
-                    if (sources.length === 0 || sources[0].ssrc !== "3735928559") {
-                        sources.unshift({
-                            ssrc: "3735928559", // 0xdeadbeef
-                            parameters: [
-                                {
-                                    key: "cname",
-                                    value: "deadbeef"
-                                },
-                                {
-                                    key: "msid",
-                                    value: "mixyourfecintothis please"
-                                }
-                            ]
-                        });
-                        content.description.sources = sources;
-                    }
-                }
-            });
-        }
-        if (self.restrictBandwidth > 0) {
-            if (offer.jingle.contents.length >= 2 && offer.jingle.contents[1].name === 'video') {
-                var content = offer.jingle.contents[1];
-                var hasBw = content.description && content.description.bandwidth;
-                if (!hasBw) {
-                    offer.jingle.contents[1].description.bandwidth = { type: 'AS', bandwidth: self.restrictBandwidth.toString() };
-                    offer.sdp = SJJ.toSessionSDP(offer.jingle, {
-                        sid: self.config.sdpSessionID,
-                        role: self._role(),
-                        direction: 'outgoing'
-                    });
-                }
-            }
-        }
-        offer.sdp = SJJ.toSessionSDP(offer.jingle, {
-            sid: self.config.sdpSessionID,
-            role: self._role(),
-            direction: 'incoming'
-        });
-        self.remoteDescription = offer.jingle;
-    }
-    offer.sdp.split('\r\n').forEach(function (line) {
-        if (line.indexOf('a=candidate:') === 0) {
-            self._checkRemoteCandidate(line);
-        }
-    });
-    self.pc.setRemoteDescription(new RTCSessionDescription(offer),
-        function () {
-            cb();
-        },
-        cb
-    );
-};
-
-// Answer an offer with audio only
-PeerConnection.prototype.answerAudioOnly = function (cb) {
-    var mediaConstraints = {
-            mandatory: {
-                OfferToReceiveAudio: true,
-                OfferToReceiveVideo: false
-            }
-        };
-    this._answer(mediaConstraints, cb);
-};
-
-// Answer an offer without offering to recieve
-PeerConnection.prototype.answerBroadcastOnly = function (cb) {
-    var mediaConstraints = {
-            mandatory: {
-                OfferToReceiveAudio: false,
-                OfferToReceiveVideo: false
-            }
-        };
-    this._answer(mediaConstraints, cb);
-};
-
-// Answer an offer with given constraints default is audio/video
-PeerConnection.prototype.answer = function (constraints, cb) {
-    var hasConstraints = arguments.length === 2;
-    var callback = hasConstraints ? cb : constraints;
-    var mediaConstraints = hasConstraints && constraints ? constraints : {
-            mandatory: {
-                OfferToReceiveAudio: true,
-                OfferToReceiveVideo: true
-            }
-        };
-
-    this._answer(mediaConstraints, callback);
-};
-
-// Process an answer
-PeerConnection.prototype.handleAnswer = function (answer, cb) {
-    cb = cb || function () {};
-    var self = this;
-    if (answer.jingle) {
-        answer.sdp = SJJ.toSessionSDP(answer.jingle, {
-            sid: self.config.sdpSessionID,
-            role: self._role(),
-            direction: 'incoming'
-        });
-        self.remoteDescription = answer.jingle;
-    }
-    answer.sdp.split('\r\n').forEach(function (line) {
-        if (line.indexOf('a=candidate:') === 0) {
-            self._checkRemoteCandidate(line);
-        }
-    });
-    self.pc.setRemoteDescription(
-        new RTCSessionDescription(answer),
-        function () {
-            if (self.wtFirefox) {
-                window.setTimeout(function () {
-                    self.firefoxcandidatebuffer.forEach(function (candidate) {
-                        // add candidates later
-                        self.pc.addIceCandidate(
-                            new RTCIceCandidate(candidate),
-                            function () { },
-                            function (err) {
-                                self.emit('error', err);
-                            }
-                        );
-                        self._checkRemoteCandidate(candidate.candidate);
-                    });
-                    self.firefoxcandidatebuffer = null;
-                }, self.wtFirefox);
-            }
-            cb(null);
-        },
-        cb
-    );
-};
-
-// Close the peer connection
-PeerConnection.prototype.close = function () {
-    this.pc.close();
-
-    this._localDataChannels = [];
-    this._remoteDataChannels = [];
-
-    this.emit('close');
-};
-
-// Internal code sharing for various types of answer methods
-PeerConnection.prototype._answer = function (constraints, cb) {
-    cb = cb || function () {};
-    var self = this;
-    if (!this.pc.remoteDescription) {
-        // the old API is used, call handleOffer
-        throw new Error('remoteDescription not set');
-    }
-
-    if (this.pc.signalingState === 'closed') return cb('Already closed');
-
-    self.pc.createAnswer(
-        function (answer) {
-            var sim = [];
-            if (self.enableChromeNativeSimulcast) {
-                // native simulcast part 1: add another SSRC
-                answer.jingle = SJJ.toSessionJSON(answer.sdp, {
-                    role: self._role(),
-                    direction: 'outgoing'
-                });
-                if (answer.jingle.contents.length >= 2 && answer.jingle.contents[1].name === 'video') {
-                    var groups = answer.jingle.contents[1].description.sourceGroups || [];
-                    var hasSim = false;
-                    groups.forEach(function (group) {
-                        if (group.semantics == 'SIM') hasSim = true;
-                    });
-                    if (!hasSim &&
-                        answer.jingle.contents[1].description.sources.length) {
-                        var newssrc = JSON.parse(JSON.stringify(answer.jingle.contents[1].description.sources[0]));
-                        newssrc.ssrc = '' + Math.floor(Math.random() * 0xffffffff); // FIXME: look for conflicts
-                        answer.jingle.contents[1].description.sources.push(newssrc);
-
-                        sim.push(answer.jingle.contents[1].description.sources[0].ssrc);
-                        sim.push(newssrc.ssrc);
-                        groups.push({
-                            semantics: 'SIM',
-                            sources: sim
-                        });
-
-                        // also create an RTX one for the SIM one
-                        var rtxssrc = JSON.parse(JSON.stringify(newssrc));
-                        rtxssrc.ssrc = '' + Math.floor(Math.random() * 0xffffffff); // FIXME: look for conflicts
-                        answer.jingle.contents[1].description.sources.push(rtxssrc);
-                        groups.push({
-                            semantics: 'FID',
-                            sources: [newssrc.ssrc, rtxssrc.ssrc]
-                        });
-
-                        answer.jingle.contents[1].description.sourceGroups = groups;
-                        answer.sdp = SJJ.toSessionSDP(answer.jingle, {
-                            sid: self.config.sdpSessionID,
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                    }
-                }
-            }
-            var expandedAnswer = {
-                type: 'answer',
-                sdp: answer.sdp
-            };
-            if (self.assumeSetLocalSuccess) {
-                // not safe to do when doing simulcast mangling
-                self.emit('answer', expandedAnswer);
-                cb(null, expandedAnswer);
-            }
-            self._candidateBuffer = [];
-            self.pc.setLocalDescription(answer,
-                function () {
-                    if (self.config.useJingle) {
-                        var jingle = SJJ.toSessionJSON(answer.sdp, {
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                        jingle.sid = self.config.sid;
-                        self.localDescription = jingle;
-                        expandedAnswer.jingle = jingle;
-                    }
-                    if (self.enableChromeNativeSimulcast) {
-                        // native simulcast part 2:
-                        // signal multiple tracks to the receiver
-                        // for anything in the SIM group
-                        if (!expandedAnswer.jingle) {
-                            expandedAnswer.jingle = SJJ.toSessionJSON(answer.sdp, {
-                                role: self._role(),
-                                direction: 'outgoing'
-                            });
-                        }
-                        expandedAnswer.jingle.contents[1].description.sources.forEach(function (source, idx) {
-                            // the floor idx/2 is a hack that relies on a particular order
-                            // of groups, alternating between sim and rtx
-                            source.parameters = source.parameters.map(function (parameter) {
-                                if (parameter.key === 'msid') {
-                                    parameter.value += '-' + Math.floor(idx / 2);
-                                }
-                                return parameter;
-                            });
-                        });
-                        expandedAnswer.sdp = SJJ.toSessionSDP(expandedAnswer.jingle, {
-                            sid: self.sdpSessionID,
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                    }
-                    expandedAnswer.sdp.split('\r\n').forEach(function (line) {
-                        if (line.indexOf('a=candidate:') === 0) {
-                            self._checkLocalCandidate(line);
-                        }
-                    });
-                    if (!self.assumeSetLocalSuccess) {
-                        self.emit('answer', expandedAnswer);
-                        cb(null, expandedAnswer);
-                    }
-                },
-                function (err) {
-                    self.emit('error', err);
-                    cb(err);
-                }
-            );
-        },
-        function (err) {
-            self.emit('error', err);
-            cb(err);
-        },
-        constraints
-    );
-};
-
-// Internal method for emitting ice candidates on our peer object
-PeerConnection.prototype._onIce = function (event) {
-    var self = this;
-    if (event.candidate) {
-        if (this.dontSignalCandidates) return;
-        var ice = event.candidate;
-
-        var expandedCandidate = {
-            candidate: {
-                candidate: ice.candidate,
-                sdpMid: ice.sdpMid,
-                sdpMLineIndex: ice.sdpMLineIndex
-            }
-        };
-        this._checkLocalCandidate(ice.candidate);
-
-        var cand = SJJ.toCandidateJSON(ice.candidate);
-
-        var already;
-        var idx;
-        if (this.eliminateDuplicateCandidates && cand.type === 'relay') {
-            // drop candidates with same foundation, component
-            // take local type pref into account so we don't ignore udp
-            // ones when we know about a TCP one. unlikely but...
-            already = this._candidateBuffer.filter(
-                function (c) {
-                    return c.type === 'relay';
-                }).map(function (c) {
-                    return c.foundation + ':' + c.component;
-                }
-            );
-            idx = already.indexOf(cand.foundation + ':' + cand.component);
-            // remember: local type pref of udp is 0, tcp 1, tls 2
-            if (idx > -1 && ((cand.priority >> 24) >= (already[idx].priority >> 24))) {
-                // drop it, same foundation with higher (worse) type pref
-                return;
-            }
-        }
-        if (this.config.bundlePolicy === 'max-bundle') {
-            // drop candidates which are duplicate for audio/video/data
-            // duplicate means same host/port but different sdpMid
-            already = this._candidateBuffer.filter(
-                function (c) {
-                    return cand.type === c.type;
-                }).map(function (cand) {
-                    return cand.address + ':' + cand.port;
-                }
-            );
-            idx = already.indexOf(cand.address + ':' + cand.port);
-            if (idx > -1) return;
-        }
-        // also drop rtcp candidates since we know the peer supports RTCP-MUX
-        // this is a workaround until browsers implement this natively
-        if (this.config.rtcpMuxPolicy === 'require' && cand.component === '2') {
-            return;
-        }
-        this._candidateBuffer.push(cand);
-
-        if (self.config.useJingle) {
-            if (!ice.sdpMid) { // firefox doesn't set this
-                if (self.pc.remoteDescription && self.pc.remoteDescription.type === 'offer') {
-                    // preserve name from remote
-                    ice.sdpMid = self.remoteDescription.contents[ice.sdpMLineIndex].name;
-                } else {
-                    ice.sdpMid = self.localDescription.contents[ice.sdpMLineIndex].name;
-                }
-            }
-            if (!self.config.ice[ice.sdpMid]) {
-                var jingle = SJJ.toSessionJSON(self.pc.localDescription.sdp, {
-                    role: self._role(),
-                    direction: 'outgoing'
-                });
-                each(jingle.contents, function (content) {
-                    var transport = content.transport || {};
-                    if (transport.ufrag) {
-                        self.config.ice[content.name] = {
-                            ufrag: transport.ufrag,
-                            pwd: transport.pwd
-                        };
-                    }
-                });
-            }
-            expandedCandidate.jingle = {
-                contents: [{
-                    name: ice.sdpMid,
-                    creator: self._role(),
-                    transport: {
-                        transType: 'iceUdp',
-                        ufrag: self.config.ice[ice.sdpMid].ufrag,
-                        pwd: self.config.ice[ice.sdpMid].pwd,
-                        candidates: [
-                            cand
-                        ]
-                    }
-                }]
-            };
-            if (self.batchIceCandidates > 0) {
-                if (self.batchedIceCandidates.length === 0) {
-                    window.setTimeout(function () {
-                        var contents = {};
-                        self.batchedIceCandidates.forEach(function (content) {
-                            content = content.contents[0];
-                            if (!contents[content.name]) contents[content.name] = content;
-                            contents[content.name].transport.candidates.push(content.transport.candidates[0]);
-                        });
-                        var newCand = {
-                            jingle: {
-                                contents: []
-                            }
-                        };
-                        Object.keys(contents).forEach(function (name) {
-                            newCand.jingle.contents.push(contents[name]);
-                        });
-                        self.batchedIceCandidates = [];
-                        self.emit('ice', newCand);
-                    }, self.batchIceCandidates);
-                }
-                self.batchedIceCandidates.push(expandedCandidate.jingle);
-                return;
-            }
-
-        }
-        this.emit('ice', expandedCandidate);
-    } else {
-        this.emit('endOfCandidates');
-    }
-};
-
-// Internal method for processing a new data channel being added by the
-// other peer.
-PeerConnection.prototype._onDataChannel = function (event) {
-    // make sure we keep a reference so this doesn't get garbage collected
-    var channel = event.channel;
-    this._remoteDataChannels.push(channel);
-
-    this.emit('addChannel', channel);
-};
-
-// Create a data channel spec reference:
-// http://dev.w3.org/2011/webrtc/editor/webrtc.html#idl-def-RTCDataChannelInit
-PeerConnection.prototype.createDataChannel = function (name, opts) {
-    var channel = this.pc.createDataChannel(name, opts);
-
-    // make sure we keep a reference so this doesn't get garbage collected
-    this._localDataChannels.push(channel);
-
-    return channel;
-};
-
-// a wrapper around getStats which hides the differences (where possible)
-// TODO: remove in favor of adapter.js shim
-PeerConnection.prototype.getStats = function (cb) {
-    if (adapter.webrtcDetectedBrowser === 'firefox') {
-        this.pc.getStats(
-            function (res) {
-                var items = [];
-                for (var result in res) {
-                    if (typeof res[result] === 'object') {
-                        items.push(res[result]);
-                    }
-                }
-                cb(null, items);
-            },
-            cb
-        );
-    } else {
-        this.pc.getStats(function (res) {
-            var items = [];
-            res.result().forEach(function (result) {
-                var item = {};
-                result.names().forEach(function (name) {
-                    item[name] = result.stat(name);
-                });
-                item.id = result.id;
-                item.type = result.type;
-                item.timestamp = result.timestamp;
-                items.push(item);
-            });
-            cb(null, items);
-        });
-    }
-};
-
-module.exports = PeerConnection;
-
-},{"lodash.foreach":48,"lodash.pluck":56,"sdp-jingle-json":71,"traceablepeerconnection":76,"util":24,"webrtc-adapter-test":77,"wildemitter":116}],79:[function(require,module,exports){
-var util = require('util');
-var extend = require('extend-object');
-var BaseSession = require('jingle-session');
-var RTCPeerConnection = require('rtcpeerconnection');
-
-
-function filterContentSources(content, stream) {
-    delete content.transport;
-    delete content.description.payloads;
-    if (content.description.sources) {
-        content.description.sources = content.description.sources.filter(function (source) {
-            return stream.id === source.parameters[1].value.split(' ')[0];
-        });
-    }
-}
-
-function filterUnusedLabels(content) {
-    // Remove mslabel and label ssrc-specific attributes
-    var sources = content.description.sources || [];
-    sources.forEach(function (source) {
-        source.parameters = source.parameters.filter(function (parameter) {
-            return !(parameter.key === 'mslabel' || parameter.key === 'label');
-        });
-    });
-}
-
-
-function MediaSession(opts) {
-    BaseSession.call(this, opts);
-
-    this.pc = new RTCPeerConnection({
-        iceServers: opts.iceServers || [],
-        useJingle: true
-    }, opts.constraints || {});
-
-    this.pc.on('ice', this.onIceCandidate.bind(this));
-    this.pc.on('iceConnectionStateChange', this.onIceStateChange.bind(this));
-    this.pc.on('addStream', this.onAddStream.bind(this));
-    this.pc.on('removeStream', this.onRemoveStream.bind(this));
-
-    if (opts.stream) {
-        this.addStream(opts.stream);
-    }
-
-    this._ringing = false;
-}
-
-
-util.inherits(MediaSession, BaseSession);
-
-
-Object.defineProperties(MediaSession.prototype, {
-    ringing: {
-        get: function () {
-            return this._ringing;
-        },
-        set: function (value) {
-            if (value !== this._ringing) {
-                this._ringing = value;
-                this.emit('change:ringing', value);
-            }
-        }
-    },
-    streams: {
-        get: function () {
-            if (this.pc.signalingState !== 'closed') {
-                return this.pc.getRemoteStreams();
-            }
-            return [];
-        }
-    }
-});
-
-
-MediaSession.prototype = extend(MediaSession.prototype, {
-
-    // ----------------------------------------------------------------
-    // Session control methods
-    // ----------------------------------------------------------------
-
-    start: function (constraints, next) {
-        var self = this;
-        this.state = 'pending';
-
-        next = next || function () {};
-
-        this.pc.isInitiator = true;
-        this.pc.offer(constraints, function (err, offer) {
-            if (err) {
-                self._log('error', 'Could not create WebRTC offer', err);
-                return self.end('failed-application', true);
-            }
-
-            // a workaround for missing a=sendonly
-            // https://code.google.com/p/webrtc/issues/detail?id=1553
-            if (constraints && constraints.mandatory) {
-                offer.jingle.contents.forEach(function (content) {
-                    var mediaType = content.description.media;
-
-                    if (!content.description || content.description.descType !== 'rtp') {
-                        return;
-                    }
-
-                    if (!constraints.mandatory.OfferToReceiveAudio && mediaType === 'audio') {
-                        content.senders = 'initiator';
-                    }
-
-                    if (!constraints.mandatory.OfferToReceiveVideo && mediaType === 'video') {
-                        content.senders = 'initiator';
-                    }
-                });
-            }
-
-            offer.jingle.contents.forEach(filterUnusedLabels);
-
-            self.send('session-initiate', offer.jingle);
-
-            next();
-        });
-    },
-
-    accept: function (next) {
-        var self = this;
-
-        next = next || function () {};
-
-        this._log('info', 'Accepted incoming session');
-
-        this.state = 'active';
-
-        this.pc.answer(function (err, answer) {
-            if (err) {
-                self._log('error', 'Could not create WebRTC answer', err);
-                return self.end('failed-application');
-            }
-
-            answer.jingle.contents.forEach(filterUnusedLabels);
-
-            self.send('session-accept', answer.jingle);
-
-            next();
-        });
-    },
-
-    end: function (reason, silent) {
-        var self = this;
-        this.streams.forEach(function (stream) {
-            self.onRemoveStream({stream: stream});
-        });
-        this.pc.close();
-        BaseSession.prototype.end.call(this, reason, silent);
-    },
-
-    ring: function () {
-        this._log('info', 'Ringing on incoming session');
-        this.ringing = true;
-        this.send('session-info', {ringing: true});
-    },
-
-    mute: function (creator, name) {
-        this._log('info', 'Muting', name);
-
-        this.send('session-info', {
-            mute: {
-                creator: creator,
-                name: name
-            }
-        });
-    },
-
-    unmute: function (creator, name) {
-        this._log('info', 'Unmuting', name);
-        this.send('session-info', {
-            unmute: {
-                creator: creator,
-                name: name
-            }
-        });
-    },
-
-    hold: function () {
-        this._log('info', 'Placing on hold');
-        this.send('session-info', {hold: true});
-    },
-
-    resume: function () {
-        this._log('info', 'Resuming from hold');
-        this.send('session-info', {active: true});
-    },
-
-    // ----------------------------------------------------------------
-    // Stream control methods
-    // ----------------------------------------------------------------
-
-    addStream: function (stream, renegotiate, cb) {
-        var self = this;
-
-        cb = cb || function () {};
-
-        this.pc.addStream(stream);
-
-        if (!renegotiate) {
-            return;
-        }
-
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: this.pc.remoteDescription
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not create offer for adding new stream');
-                return cb(err);
-            }
-            self.pc.answer(function (err, answer) {
-                if (err) {
-                    self._log('error', 'Could not create answer for adding new stream');
-                    return cb(err);
-                }
-                answer.jingle.contents.forEach(function (content) {
-                    filterContentSources(content, stream);
-                });
-
-                self.send('source-add', answer.jingle);
-                cb();
-            });
-        });
-    },
-
-    addStream2: function (stream, cb) {
-        this.addStream(stream, true, cb);
-    },
-
-    removeStream: function (stream, renegotiate, cb) {
-        var self = this;
-
-        cb = cb || function () {};
-
-        if (!renegotiate) {
-            this.pc.removeStream(stream);
-            return;
-        }
-
-        var desc = this.pc.localDescription;
-        desc.contents.forEach(function (content) {
-            filterContentSources(content, stream);
-        });
-
-        this.send('source-remove', desc);
-        this.pc.removeStream(stream);
-
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: this.pc.remoteDescription
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not process offer for removing stream');
-                return cb(err);
-            }
-            self.pc.answer(function (err) {
-                if (err) {
-                    self._log('error', 'Could not process answer for removing stream');
-                    return cb(err);
-                }
-                cb();
-            });
-        });
-    },
-
-    removeStream2: function (stream, cb) {
-        this.removeStream(stream, true, cb);
-    },
-
-    switchStream: function (oldStream, newStream, cb) {
-        var self = this;
-
-        cb = cb || function () {};
-
-        var desc = this.pc.localDescription;
-        desc.contents.forEach(function (content) {
-            delete content.transport;
-            delete content.description.payloads;
-        });
-
-        this.pc.removeStream(oldStream);
-        this.send('source-remove', desc);
-
-        var audioTracks = oldStream.getAudioTracks();
-        if (audioTracks.length) {
-            newStream.addTrack(audioTracks[0]);
-        }
-
-        this.pc.addStream(newStream);
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: this.pc.remoteDescription
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not process offer for switching streams');
-                return cb(err);
-            }
-            self.pc.answer(function (err, answer) {
-                if (err) {
-                    self._log('error', 'Could not process answer for switching streams');
-                    return cb(err);
-                }
-                answer.jingle.contents.forEach(function (content) {
-                    delete content.transport;
-                    delete content.description.payloads;
-                });
-                self.send('source-add', answer.jingle);
-                cb();
-            });
-        });
-    },
-
-    // ----------------------------------------------------------------
-    // ICE action handers
-    // ----------------------------------------------------------------
-
-    onIceCandidate: function (candidate) {
-        this._log('info', 'Discovered new ICE candidate', candidate.jingle);
-        this.send('transport-info', candidate.jingle);
-    },
-
-    onIceStateChange: function () {
-        switch (this.pc.iceConnectionState) {
-            case 'checking':
-                this.connectionState = 'connecting';
-                break;
-            case 'completed':
-            case 'connected':
-                this.connectionState = 'connected';
-                break;
-            case 'disconnected':
-                if (this.pc.signalingState === 'stable') {
-                    this.connectionState = 'interrupted';
-                } else {
-                    this.connectionState = 'disconnected';
-                }
-                break;
-            case 'failed':
-                this.connectionState = 'failed';
-                this.end('failed-transport');
-                break;
-            case 'closed':
-                this.connectionState = 'disconnected';
-                break;
-        }
-    },
-
-    // ----------------------------------------------------------------
-    // Stream event handlers
-    // ----------------------------------------------------------------
-
-    onAddStream: function (event) {
-        this._log('info', 'Stream added');
-        this.emit('peerStreamAdded', this, event.stream);
-    },
-
-    onRemoveStream: function (event) {
-        this._log('info', 'Stream removed');
-        this.emit('peerStreamRemoved', this, event.stream);
-    },
-
-    // ----------------------------------------------------------------
-    // Jingle action handers
-    // ----------------------------------------------------------------
-
-    onSessionInitiate: function (changes, cb) {
-        var self = this;
-
-        this._log('info', 'Initiating incoming session');
-
-        this.state = 'pending';
-
-        this.pc.isInitiator = false;
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: changes
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not create WebRTC answer');
-                return cb({condition: 'general-error'});
-            }
-            cb();
-        });
-    },
-
-    onSessionAccept: function (changes, cb) {
-        var self = this;
-
-        this.state = 'active';
-        this.pc.handleAnswer({
-            type: 'answer',
-            jingle: changes
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Could not process WebRTC answer');
-                return cb({condition: 'general-error'});
-            }
-            self.emit('accepted', self);
-            cb();
-        });
-    },
-
-    onSessionTerminate: function (changes, cb) {
-        var self = this;
-
-        this._log('info', 'Terminating session');
-        this.streams.forEach(function (stream) {
-            self.onRemoveStream({stream: stream});
-        });
-        this.pc.close();
-        BaseSession.prototype.end.call(this, changes.reason, true);
-
-        cb();
-    },
-
-    onSessionInfo: function (info, cb) {
-        if (info.ringing) {
-            this._log('info', 'Outgoing session is ringing');
-            this.ringing = true;
-            this.emit('ringing', this);
-            return cb();
-        }
-
-        if (info.hold) {
-            this._log('info', 'On hold');
-            this.emit('hold', this);
-            return cb();
-        }
-
-        if (info.active) {
-            this._log('info', 'Resuming from hold');
-            this.emit('resumed', this);
-            return cb();
-        }
-
-        if (info.mute) {
-            this._log('info', 'Muting', info.mute);
-            this.emit('mute', this, info.mute);
-            return cb();
-        }
-
-        if (info.unmute) {
-            this._log('info', 'Unmuting', info.unmute);
-            this.emit('unmute', this, info.unmute);
-            return cb();
-        }
-
-        cb();
-    },
-
-    onTransportInfo: function (changes, cb) {
-        this.pc.processIce(changes, function () {
-            cb();
-        });
-    },
-
-    onSourceAdd: function (changes, cb) {
-        var self = this;
-        this._log('info', 'Adding new stream source');
-
-        var newDesc = this.pc.remoteDescription;
-        this.pc.remoteDescription.contents.forEach(function (content, idx) {
-            var desc = content.description;
-            var ssrcs = desc.sources || [];
-            var groups = desc.sourceGroups || [];
-
-            changes.contents.forEach(function (newContent) {
-                if (content.name !== newContent.name) {
-                    return;
-                }
-
-                var newContentDesc = newContent.description;
-                var newSSRCs = newContentDesc.sources || [];
-
-                ssrcs = ssrcs.concat(newSSRCs);
-                newDesc.contents[idx].description.sources = JSON.parse(JSON.stringify(ssrcs));
-
-                var newGroups = newContentDesc.sourceGroups || [];
-                groups = groups.concat(newGroups);
-                newDesc.contents[idx].description.sourceGroups = JSON.parse(JSON.stringify(groups));
-            });
-        });
-
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: newDesc
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Error adding new stream source');
-                return cb({
-                    condition: 'general-error'
-                });
-            }
-
-            self.pc.answer(function (err) {
-                if (err) {
-                    self._log('error', 'Error adding new stream source');
-                    return cb({
-                        condition: 'general-error'
-                    });
-                }
-                cb();
-            });
-        });
-    },
-
-    onSourceRemove: function (changes, cb) {
-        var self = this;
-        this._log('info', 'Removing stream source');
-
-        var newDesc = this.pc.remoteDescription;
-        this.pc.remoteDescription.contents.forEach(function (content, idx) {
-            var desc = content.description;
-            var ssrcs = desc.sources || [];
-            var groups = desc.sourceGroups || [];
-
-            changes.contents.forEach(function (newContent) {
-                if (content.name !== newContent.name) {
-                    return;
-                }
-
-                var newContentDesc = newContent.description;
-                var newSSRCs = newContentDesc.sources || [];
-                var newGroups = newContentDesc.sourceGroups || [];
-
-                var found, i, j, k;
-
-
-                for (i = 0; i < newSSRCs.length; i++) {
-                    found = -1;
-                    for (j = 0; j < ssrcs.length; j++) {
-                        if (newSSRCs[i].ssrc === ssrcs[j].ssrc) {
-                            found = j;
-                            break;
-                        }
-                    }
-                    if (found > -1) {
-                        ssrcs.splice(found, 1);
-                        newDesc.contents[idx].description.sources = JSON.parse(JSON.stringify(ssrcs));
-                    }
-                }
-
-                // Remove ssrc-groups that are no longer needed
-                for (i = 0; i < newGroups.length; i++) {
-                    found = -1;
-                    for (j = 0; i < groups.length; j++) {
-                        if (newGroups[i].semantics === groups[j].semantics &&
-                            newGroups[i].sources.length === groups[j].sources.length) {
-                            var same = true;
-                            for (k = 0; k < newGroups[i].sources.length; k++) {
-                                if (newGroups[i].sources[k] !== groups[j].sources[k]) {
-                                    same = false;
-                                    break;
-                                }
-                            }
-                            if (same) {
-                                found = j;
-                                break;
-                            }
-                        }
-                    }
-                    if (found > -1) {
-                        groups.splice(found, 1);
-                        newDesc.contents[idx].description.sourceGroups = JSON.parse(JSON.stringify(groups));
-                    }
-                }
-            });
-        });
-
-        this.pc.handleOffer({
-            type: 'offer',
-            jingle: newDesc
-        }, function (err) {
-            if (err) {
-                self._log('error', 'Error removing stream source');
-                return cb({
-                    condition: 'general-error'
-                });
-            }
-            self.pc.answer(function (err) {
-                if (err) {
-                    self._log('error', 'Error removing stream source');
-                    return cb({
-                        condition: 'general-error'
-                    });
-                }
-                cb();
-            });
-        });
-    }
-});
-
-
-module.exports = MediaSession;
-
-},{"extend-object":26,"jingle-session":111,"rtcpeerconnection":110,"util":24}],80:[function(require,module,exports){
-arguments[4][48][0].apply(exports,arguments)
-},{"dup":48,"lodash._arrayeach":81,"lodash._baseeach":82,"lodash._bindcallback":86,"lodash.isarray":87}],81:[function(require,module,exports){
-arguments[4][49][0].apply(exports,arguments)
-},{"dup":49}],82:[function(require,module,exports){
-arguments[4][50][0].apply(exports,arguments)
-},{"dup":50,"lodash.keys":83}],83:[function(require,module,exports){
-arguments[4][51][0].apply(exports,arguments)
-},{"dup":51,"lodash._getnative":84,"lodash.isarguments":85,"lodash.isarray":87}],84:[function(require,module,exports){
-arguments[4][52][0].apply(exports,arguments)
-},{"dup":52}],85:[function(require,module,exports){
-arguments[4][53][0].apply(exports,arguments)
-},{"dup":53}],86:[function(require,module,exports){
-arguments[4][54][0].apply(exports,arguments)
-},{"dup":54}],87:[function(require,module,exports){
-arguments[4][55][0].apply(exports,arguments)
-},{"dup":55}],88:[function(require,module,exports){
-arguments[4][56][0].apply(exports,arguments)
-},{"dup":56,"lodash._baseget":89,"lodash._topath":90,"lodash.isarray":91,"lodash.map":92}],89:[function(require,module,exports){
-arguments[4][57][0].apply(exports,arguments)
-},{"dup":57}],90:[function(require,module,exports){
-arguments[4][58][0].apply(exports,arguments)
-},{"dup":58,"lodash.isarray":91}],91:[function(require,module,exports){
-arguments[4][55][0].apply(exports,arguments)
-},{"dup":55}],92:[function(require,module,exports){
-arguments[4][60][0].apply(exports,arguments)
-},{"dup":60,"lodash._arraymap":93,"lodash._basecallback":94,"lodash._baseeach":99,"lodash.isarray":91}],93:[function(require,module,exports){
-arguments[4][61][0].apply(exports,arguments)
-},{"dup":61}],94:[function(require,module,exports){
-arguments[4][62][0].apply(exports,arguments)
-},{"dup":62,"lodash._baseisequal":95,"lodash._bindcallback":97,"lodash.isarray":91,"lodash.pairs":98}],95:[function(require,module,exports){
-arguments[4][63][0].apply(exports,arguments)
-},{"dup":63,"lodash.isarray":91,"lodash.istypedarray":96,"lodash.keys":100}],96:[function(require,module,exports){
-arguments[4][64][0].apply(exports,arguments)
-},{"dup":64}],97:[function(require,module,exports){
-arguments[4][54][0].apply(exports,arguments)
-},{"dup":54}],98:[function(require,module,exports){
-arguments[4][66][0].apply(exports,arguments)
-},{"dup":66,"lodash.keys":100}],99:[function(require,module,exports){
-arguments[4][50][0].apply(exports,arguments)
-},{"dup":50,"lodash.keys":100}],100:[function(require,module,exports){
-arguments[4][51][0].apply(exports,arguments)
-},{"dup":51,"lodash._getnative":101,"lodash.isarguments":102,"lodash.isarray":91}],101:[function(require,module,exports){
-arguments[4][52][0].apply(exports,arguments)
-},{"dup":52}],102:[function(require,module,exports){
-arguments[4][53][0].apply(exports,arguments)
-},{"dup":53}],103:[function(require,module,exports){
-arguments[4][71][0].apply(exports,arguments)
-},{"./lib/tojson":106,"./lib/tosdp":107,"dup":71}],104:[function(require,module,exports){
-arguments[4][72][0].apply(exports,arguments)
-},{"dup":72}],105:[function(require,module,exports){
-arguments[4][73][0].apply(exports,arguments)
-},{"dup":73}],106:[function(require,module,exports){
-arguments[4][74][0].apply(exports,arguments)
-},{"./parsers":104,"./senders":105,"dup":74}],107:[function(require,module,exports){
-arguments[4][75][0].apply(exports,arguments)
-},{"./senders":105,"dup":75}],108:[function(require,module,exports){
-arguments[4][76][0].apply(exports,arguments)
-},{"dup":76,"util":24,"webrtc-adapter-test":109,"wildemitter":116}],109:[function(require,module,exports){
-arguments[4][77][0].apply(exports,arguments)
-},{"dup":77}],110:[function(require,module,exports){
-var util = require('util');
-var each = require('lodash.foreach');
-var pluck = require('lodash.pluck');
-var webrtc = require('webrtcsupport');
-var SJJ = require('sdp-jingle-json');
-var WildEmitter = require('wildemitter');
-var peerconn = require('traceablepeerconnection');
-
-
-function PeerConnection(config, constraints) {
-    var self = this;
-    var item;
-    WildEmitter.call(this);
-
-    config = config || {};
-    config.iceServers = config.iceServers || [];
-
-    // make sure this only gets enabled in Google Chrome
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.enableChromeNativeSimulcast = false;
-    if (constraints && constraints.optional &&
-            webrtc.prefix === 'webkit' &&
-            navigator.appVersion.match(/Chromium\//) === null) {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.enableChromeNativeSimulcast) {
-                self.enableChromeNativeSimulcast = true;
-            }
-        });
-    }
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.enableMultiStreamHacks = false;
-    if (constraints && constraints.optional &&
-            webrtc.prefix === 'webkit') {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.enableMultiStreamHacks) {
-                self.enableMultiStreamHacks = true;
-            }
-        });
-    }
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.restrictBandwidth = 0;
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.andyetRestrictBandwidth) {
-                self.restrictBandwidth = constraint.andyetRestrictBandwidth;
-            }
-        });
-    }
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // bundle up ice candidates, only works for jingle mode
-    // number > 0 is the delay to wait for additional candidates
-    // ~20ms seems good
-    this.batchIceCandidates = 0;
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.andyetBatchIce) {
-                self.batchIceCandidates = constraint.andyetBatchIce;
-            }
-        });
-    }
-    this.batchedIceCandidates = [];
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // this attemps to strip out candidates with an already known foundation
-    // and type -- i.e. those which are gathered via the same TURN server
-    // but different transports (TURN udp, tcp and tls respectively)
-    if (constraints && constraints.optional && webrtc.prefix === 'webkit') {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.andyetFasterICE) {
-                self.eliminateDuplicateCandidates = constraint.andyetFasterICE;
-            }
-        });
-    }
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // when using a server such as the jitsi videobridge we don't need to signal
-    // our candidates
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.andyetDontSignalCandidates) {
-                self.dontSignalCandidates = constraint.andyetDontSignalCandidates;
-            }
-        });
-    }
-
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    this.assumeSetLocalSuccess = false;
-    if (constraints && constraints.optional) {
-        constraints.optional.forEach(function (constraint, idx) {
-            if (constraint.andyetAssumeSetLocalSuccess) {
-                self.assumeSetLocalSuccess = constraint.andyetAssumeSetLocalSuccess;
-            }
-        });
-    }
-
-    // EXPERIMENTAL FLAG, might get removed without notice
-    // working around https://bugzilla.mozilla.org/show_bug.cgi?id=1087551
-    // pass in a timeout for this
-    if (webrtc.prefix === 'moz') {
-        if (constraints && constraints.optional) {
-            this.wtFirefox = 0;
-            constraints.optional.forEach(function (constraint, idx) {
-                if (constraint.andyetFirefoxMakesMeSad) {
-                    self.wtFirefox = constraint.andyetFirefoxMakesMeSad;
-                    if (self.wtFirefox > 0) {
-                        self.firefoxcandidatebuffer = [];
-                    }
-                }
-            });
-        }
-    }
-
-
-    this.pc = new peerconn(config, constraints);
-
-    this.getLocalStreams = this.pc.getLocalStreams.bind(this.pc);
-    this.getRemoteStreams = this.pc.getRemoteStreams.bind(this.pc);
-    this.addStream = this.pc.addStream.bind(this.pc);
-    this.removeStream = this.pc.removeStream.bind(this.pc);
-
-    // proxy events
-    this.pc.on('*', function () {
-        self.emit.apply(self, arguments);
-    });
-
-    // proxy some events directly
-    this.pc.onremovestream = this.emit.bind(this, 'removeStream');
-    this.pc.onaddstream = this.emit.bind(this, 'addStream');
-    this.pc.onnegotiationneeded = this.emit.bind(this, 'negotiationNeeded');
-    this.pc.oniceconnectionstatechange = this.emit.bind(this, 'iceConnectionStateChange');
-    this.pc.onsignalingstatechange = this.emit.bind(this, 'signalingStateChange');
-
-    // handle ice candidate and data channel events
-    this.pc.onicecandidate = this._onIce.bind(this);
-    this.pc.ondatachannel = this._onDataChannel.bind(this);
-
-    this.localDescription = {
-        contents: []
-    };
-    this.remoteDescription = {
-        contents: []
-    };
-
-    this.config = {
-        debug: false,
-        ice: {},
-        sid: '',
-        isInitiator: true,
-        sdpSessionID: Date.now(),
-        useJingle: false
-    };
-
-    // apply our config
-    for (item in config) {
-        this.config[item] = config[item];
-    }
-
-    if (this.config.debug) {
-        this.on('*', function (eventName, event) {
-            var logger = config.logger || console;
-            logger.log('PeerConnection event:', arguments);
-        });
-    }
-    this.hadLocalStunCandidate = false;
-    this.hadRemoteStunCandidate = false;
-    this.hadLocalRelayCandidate = false;
-    this.hadRemoteRelayCandidate = false;
-
-    this.hadLocalIPv6Candidate = false;
-    this.hadRemoteIPv6Candidate = false;
-
-    // keeping references for all our data channels
-    // so they dont get garbage collected
-    // can be removed once the following bugs have been fixed
-    // https://crbug.com/405545
-    // https://bugzilla.mozilla.org/show_bug.cgi?id=964092
-    // to be filed for opera
-    this._remoteDataChannels = [];
-    this._localDataChannels = [];
-
-    this._candidateBuffer = [];
-}
-
-util.inherits(PeerConnection, WildEmitter);
-
-Object.defineProperty(PeerConnection.prototype, 'signalingState', {
-    get: function () {
-        return this.pc.signalingState;
-    }
-});
-Object.defineProperty(PeerConnection.prototype, 'iceConnectionState', {
-    get: function () {
-        return this.pc.iceConnectionState;
-    }
-});
-
-PeerConnection.prototype._role = function () {
-    return this.isInitiator ? 'initiator' : 'responder';
-};
-
-// Add a stream to the peer connection object
-PeerConnection.prototype.addStream = function (stream) {
-    this.localStream = stream;
-    this.pc.addStream(stream);
-};
-
-// helper function to check if a remote candidate is a stun/relay
-// candidate or an ipv6 candidate
-PeerConnection.prototype._checkLocalCandidate = function (candidate) {
-    var cand = SJJ.toCandidateJSON(candidate);
-    if (cand.type == 'srflx') {
-        this.hadLocalStunCandidate = true;
-    } else if (cand.type == 'relay') {
-        this.hadLocalRelayCandidate = true;
-    }
-    if (cand.ip.indexOf(':') != -1) {
-        this.hadLocalIPv6Candidate = true;
-    }
-};
-
-// helper function to check if a remote candidate is a stun/relay
-// candidate or an ipv6 candidate
-PeerConnection.prototype._checkRemoteCandidate = function (candidate) {
-    var cand = SJJ.toCandidateJSON(candidate);
-    if (cand.type == 'srflx') {
-        this.hadRemoteStunCandidate = true;
-    } else if (cand.type == 'relay') {
-        this.hadRemoteRelayCandidate = true;
-    }
-    if (cand.ip.indexOf(':') != -1) {
-        this.hadRemoteIPv6Candidate = true;
-    }
-};
-
-
-// Init and add ice candidate object with correct constructor
-PeerConnection.prototype.processIce = function (update, cb) {
-    cb = cb || function () {};
-    var self = this;
-
-    // ignore any added ice candidates to avoid errors. why does the
-    // spec not do this?
-    if (this.pc.signalingState === 'closed') return cb();
-
-    if (update.contents || (update.jingle && update.jingle.contents)) {
-        var contentNames = pluck(this.remoteDescription.contents, 'name');
-        var contents = update.contents || update.jingle.contents;
-
-        contents.forEach(function (content) {
-            var transport = content.transport || {};
-            var candidates = transport.candidates || [];
-            var mline = contentNames.indexOf(content.name);
-            var mid = content.name;
-
-            candidates.forEach(
-                function (candidate) {
-                var iceCandidate = SJJ.toCandidateSDP(candidate) + '\r\n';
-                self.pc.addIceCandidate(
-                    new webrtc.IceCandidate({
-                        candidate: iceCandidate,
-                        sdpMLineIndex: mline,
-                        sdpMid: mid
-                    }), function () {
-                        // well, this success callback is pretty meaningless
-                    },
-                    function (err) {
-                        self.emit('error', err);
-                    }
-                );
-                self._checkRemoteCandidate(iceCandidate);
-            });
-        });
-    } else {
-        // working around https://code.google.com/p/webrtc/issues/detail?id=3669
-        if (update.candidate && update.candidate.candidate.indexOf('a=') !== 0) {
-            update.candidate.candidate = 'a=' + update.candidate.candidate;
-        }
-
-        if (this.wtFirefox && this.firefoxcandidatebuffer !== null) {
-            // we cant add this yet due to https://bugzilla.mozilla.org/show_bug.cgi?id=1087551
-            if (this.pc.localDescription && this.pc.localDescription.type === 'offer') {
-                this.firefoxcandidatebuffer.push(update.candidate);
-                return cb();
-            }
-        }
-
-        self.pc.addIceCandidate(
-            new webrtc.IceCandidate(update.candidate),
-            function () { },
-            function (err) {
-                self.emit('error', err);
-            }
-        );
-        self._checkRemoteCandidate(update.candidate.candidate);
-    }
-    cb();
-};
-
-// Generate and emit an offer with the given constraints
-PeerConnection.prototype.offer = function (constraints, cb) {
-    var self = this;
-    var hasConstraints = arguments.length === 2;
-    var mediaConstraints = hasConstraints && constraints ? constraints : {
-            mandatory: {
-                OfferToReceiveAudio: true,
-                OfferToReceiveVideo: true
-            }
-        };
-    cb = hasConstraints ? cb : constraints;
-    cb = cb || function () {};
-
-    if (this.pc.signalingState === 'closed') return cb('Already closed');
-
-    // Actually generate the offer
-    this.pc.createOffer(
-        function (offer) {
-            // does not work for jingle, but jingle.js doesn't need
-            // this hack...
-            var expandedOffer = {
-                type: 'offer',
-                sdp: offer.sdp
-            };
-            if (self.assumeSetLocalSuccess) {
-                self.emit('offer', expandedOffer);
-                cb(null, expandedOffer);
-            }
-            self._candidateBuffer = [];
-            self.pc.setLocalDescription(offer,
-                function () {
-                    var jingle;
-                    if (self.config.useJingle) {
-                        jingle = SJJ.toSessionJSON(offer.sdp, {
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                        jingle.sid = self.config.sid;
-                        self.localDescription = jingle;
-
-                        // Save ICE credentials
-                        each(jingle.contents, function (content) {
-                            var transport = content.transport || {};
-                            if (transport.ufrag) {
-                                self.config.ice[content.name] = {
-                                    ufrag: transport.ufrag,
-                                    pwd: transport.pwd
-                                };
-                            }
-                        });
-
-                        expandedOffer.jingle = jingle;
-                    }
-                    expandedOffer.sdp.split('\r\n').forEach(function (line) {
-                        if (line.indexOf('a=candidate:') === 0) {
-                            self._checkLocalCandidate(line);
-                        }
-                    });
-
-                    if (!self.assumeSetLocalSuccess) {
-                        self.emit('offer', expandedOffer);
-                        cb(null, expandedOffer);
-                    }
-                },
-                function (err) {
-                    self.emit('error', err);
-                    cb(err);
-                }
-            );
-        },
-        function (err) {
-            self.emit('error', err);
-            cb(err);
-        },
-        mediaConstraints
-    );
-};
-
-
-// Process an incoming offer so that ICE may proceed before deciding
-// to answer the request.
-PeerConnection.prototype.handleOffer = function (offer, cb) {
-    cb = cb || function () {};
-    var self = this;
-    offer.type = 'offer';
-    if (offer.jingle) {
-        if (this.enableChromeNativeSimulcast) {
-            offer.jingle.contents.forEach(function (content) {
-                if (content.name === 'video') {
-                    content.description.googConferenceFlag = true;
-                }
-            });
-        }
-        if (this.enableMultiStreamHacks) {
-            // add a mixed video stream as first stream
-            offer.jingle.contents.forEach(function (content) {
-                if (content.name === 'video') {
-                    var sources = content.description.sources || [];
-                    if (sources.length === 0 || sources[0].ssrc !== "3735928559") {
-                        sources.unshift({
-                            ssrc: "3735928559", // 0xdeadbeef
-                            parameters: [
-                                {
-                                    key: "cname",
-                                    value: "deadbeef"
-                                },
-                                {
-                                    key: "msid",
-                                    value: "mixyourfecintothis please"
-                                }
-                            ]
-                        });
-                        content.description.sources = sources;
-                    }
-                }
-            });
-        }
-        if (self.restrictBandwidth > 0) {
-            if (offer.jingle.contents.length >= 2 && offer.jingle.contents[1].name === 'video') {
-                var content = offer.jingle.contents[1];
-                var hasBw = content.description && content.description.bandwidth;
-                if (!hasBw) {
-                    offer.jingle.contents[1].description.bandwidth = { type: 'AS', bandwidth: self.restrictBandwidth.toString() };
-                    offer.sdp = SJJ.toSessionSDP(offer.jingle, {
-                        sid: self.config.sdpSessionID,
-                        role: self._role(),
-                        direction: 'outgoing'
-                    });
-                }
-            }
-        }
-        offer.sdp = SJJ.toSessionSDP(offer.jingle, {
-            sid: self.config.sdpSessionID,
-            role: self._role(),
-            direction: 'incoming'
-        });
-        self.remoteDescription = offer.jingle;
-    }
-    offer.sdp.split('\r\n').forEach(function (line) {
-        if (line.indexOf('a=candidate:') === 0) {
-            self._checkRemoteCandidate(line);
-        }
-    });
-    self.pc.setRemoteDescription(new webrtc.SessionDescription(offer),
-        function () {
-            cb();
-        },
-        cb
-    );
-};
-
-// Answer an offer with audio only
-PeerConnection.prototype.answerAudioOnly = function (cb) {
-    var mediaConstraints = {
-            mandatory: {
-                OfferToReceiveAudio: true,
-                OfferToReceiveVideo: false
-            }
-        };
-    this._answer(mediaConstraints, cb);
-};
-
-// Answer an offer without offering to recieve
-PeerConnection.prototype.answerBroadcastOnly = function (cb) {
-    var mediaConstraints = {
-            mandatory: {
-                OfferToReceiveAudio: false,
-                OfferToReceiveVideo: false
-            }
-        };
-    this._answer(mediaConstraints, cb);
-};
-
-// Answer an offer with given constraints default is audio/video
-PeerConnection.prototype.answer = function (constraints, cb) {
-    var self = this;
-    var hasConstraints = arguments.length === 2;
-    var callback = hasConstraints ? cb : constraints;
-    var mediaConstraints = hasConstraints && constraints ? constraints : {
-            mandatory: {
-                OfferToReceiveAudio: true,
-                OfferToReceiveVideo: true
-            }
-        };
-
-    this._answer(mediaConstraints, callback);
-};
-
-// Process an answer
-PeerConnection.prototype.handleAnswer = function (answer, cb) {
-    cb = cb || function () {};
-    var self = this;
-    if (answer.jingle) {
-        answer.sdp = SJJ.toSessionSDP(answer.jingle, {
-            sid: self.config.sdpSessionID,
-            role: self._role(),
-            direction: 'incoming'
-        });
-        self.remoteDescription = answer.jingle;
-    }
-    answer.sdp.split('\r\n').forEach(function (line) {
-        if (line.indexOf('a=candidate:') === 0) {
-            self._checkRemoteCandidate(line);
-        }
-    });
-    self.pc.setRemoteDescription(
-        new webrtc.SessionDescription(answer),
-        function () {
-            if (self.wtFirefox) {
-                window.setTimeout(function () {
-                    self.firefoxcandidatebuffer.forEach(function (candidate) {
-                        // add candidates later
-                        self.pc.addIceCandidate(
-                            new webrtc.IceCandidate(candidate),
-                            function () { },
-                            function (err) {
-                                self.emit('error', err);
-                            }
-                        );
-                        self._checkRemoteCandidate(candidate.candidate);
-                    });
-                    self.firefoxcandidatebuffer = null;
-                }, self.wtFirefox);
-            }
-            cb(null);
-        },
-        cb
-    );
-};
-
-// Close the peer connection
-PeerConnection.prototype.close = function () {
-    this.pc.close();
-
-    this._localDataChannels = [];
-    this._remoteDataChannels = [];
-
-    this.emit('close');
-};
-
-// Internal code sharing for various types of answer methods
-PeerConnection.prototype._answer = function (constraints, cb) {
-    cb = cb || function () {};
-    var self = this;
-    if (!this.pc.remoteDescription) {
-        // the old API is used, call handleOffer
-        throw new Error('remoteDescription not set');
-    }
-
-    if (this.pc.signalingState === 'closed') return cb('Already closed');
-
-    self.pc.createAnswer(
-        function (answer) {
-            var sim = [];
-            var rtx = [];
-            if (self.enableChromeNativeSimulcast) {
-                // native simulcast part 1: add another SSRC
-                answer.jingle = SJJ.toSessionJSON(answer.sdp, {
-                    role: self._role(),
-                    direction: 'outgoing'
-                });
-                if (answer.jingle.contents.length >= 2 && answer.jingle.contents[1].name === 'video') {
-                    var hasSimgroup = false;
-                    var groups = answer.jingle.contents[1].description.sourceGroups || [];
-                    var hasSim = false;
-                    groups.forEach(function (group) {
-                        if (group.semantics == 'SIM') hasSim = true;
-                    });
-                    if (!hasSim &&
-                        answer.jingle.contents[1].description.sources.length) {
-                        var newssrc = JSON.parse(JSON.stringify(answer.jingle.contents[1].description.sources[0]));
-                        newssrc.ssrc = '' + Math.floor(Math.random() * 0xffffffff); // FIXME: look for conflicts
-                        answer.jingle.contents[1].description.sources.push(newssrc);
-
-                        sim.push(answer.jingle.contents[1].description.sources[0].ssrc);
-                        sim.push(newssrc.ssrc);
-                        groups.push({
-                            semantics: 'SIM',
-                            sources: sim
-                        });
-
-                        // also create an RTX one for the SIM one
-                        var rtxssrc = JSON.parse(JSON.stringify(newssrc));
-                        rtxssrc.ssrc = '' + Math.floor(Math.random() * 0xffffffff); // FIXME: look for conflicts
-                        answer.jingle.contents[1].description.sources.push(rtxssrc);
-                        groups.push({
-                            semantics: 'FID',
-                            sources: [newssrc.ssrc, rtxssrc.ssrc]
-                        });
-
-                        answer.jingle.contents[1].description.sourceGroups = groups;
-                        answer.sdp = SJJ.toSessionSDP(answer.jingle, {
-                            sid: self.config.sdpSessionID,
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                    }
-                }
-            }
-            var expandedAnswer = {
-                type: 'answer',
-                sdp: answer.sdp
-            };
-            if (self.assumeSetLocalSuccess) {
-                // not safe to do when doing simulcast mangling
-                self.emit('answer', expandedAnswer);
-                cb(null, expandedAnswer);
-            }
-            self._candidateBuffer = [];
-            self.pc.setLocalDescription(answer,
-                function () {
-                    if (self.config.useJingle) {
-                        var jingle = SJJ.toSessionJSON(answer.sdp, {
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                        jingle.sid = self.config.sid;
-                        self.localDescription = jingle;
-                        expandedAnswer.jingle = jingle;
-                    }
-                    if (self.enableChromeNativeSimulcast) {
-                        // native simulcast part 2:
-                        // signal multiple tracks to the receiver
-                        // for anything in the SIM group
-                        if (!expandedAnswer.jingle) {
-                            expandedAnswer.jingle = SJJ.toSessionJSON(answer.sdp, {
-                                role: self._role(),
-                                direction: 'outgoing'
-                            });
-                        }
-                        var groups = expandedAnswer.jingle.contents[1].description.sourceGroups || [];
-                        expandedAnswer.jingle.contents[1].description.sources.forEach(function (source, idx) {
-                            // the floor idx/2 is a hack that relies on a particular order
-                            // of groups, alternating between sim and rtx
-                            source.parameters = source.parameters.map(function (parameter) {
-                                if (parameter.key === 'msid') {
-                                    parameter.value += '-' + Math.floor(idx / 2);
-                                }
-                                return parameter;
-                            });
-                        });
-                        expandedAnswer.sdp = SJJ.toSessionSDP(expandedAnswer.jingle, {
-                            sid: self.sdpSessionID,
-                            role: self._role(),
-                            direction: 'outgoing'
-                        });
-                    }
-                    expandedAnswer.sdp.split('\r\n').forEach(function (line) {
-                        if (line.indexOf('a=candidate:') === 0) {
-                            self._checkLocalCandidate(line);
-                        }
-                    });
-                    if (!self.assumeSetLocalSuccess) {
-                        self.emit('answer', expandedAnswer);
-                        cb(null, expandedAnswer);
-                    }
-                },
-                function (err) {
-                    self.emit('error', err);
-                    cb(err);
-                }
-            );
-        },
-        function (err) {
-            self.emit('error', err);
-            cb(err);
-        },
-        constraints
-    );
-};
-
-// Internal method for emitting ice candidates on our peer object
-PeerConnection.prototype._onIce = function (event) {
-    var self = this;
-    if (event.candidate) {
-        if (this.dontSignalCandidates) return;
-        var ice = event.candidate;
-
-        var expandedCandidate = {
-            candidate: {
-                candidate: ice.candidate,
-                sdpMid: ice.sdpMid,
-                sdpMLineIndex: ice.sdpMLineIndex
-            }
-        };
-        this._checkLocalCandidate(ice.candidate);
-
-        var cand = SJJ.toCandidateJSON(ice.candidate);
-
-        var already;
-        var idx;
-        if (this.eliminateDuplicateCandidates && cand.type === 'relay') {
-            // drop candidates with same foundation, component
-            // take local type pref into account so we don't ignore udp
-            // ones when we know about a TCP one. unlikely but...
-            already = this._candidateBuffer.filter(
-                function (c) {
-                    return c.type === 'relay';
-                }).map(function (c) {
-                    return c.foundation + ':' + c.component;
-                }
-            );
-            idx = already.indexOf(cand.foundation + ':' + cand.component);
-            // remember: local type pref of udp is 0, tcp 1, tls 2
-            if (idx > -1 && ((cand.priority >> 24) >= (already[idx].priority >> 24))) {
-                // drop it, same foundation with higher (worse) type pref
-                return;
-            }
-        }
-        if (this.config.bundlePolicy === 'max-bundle') {
-            // drop candidates which are duplicate for audio/video/data
-            // duplicate means same host/port but different sdpMid
-            already = this._candidateBuffer.filter(
-                function (c) {
-                    return cand.type === c.type;
-                }).map(function (cand) {
-                    return cand.address + ':' + cand.port;
-                }
-            );
-            idx = already.indexOf(cand.address + ':' + cand.port);
-            if (idx > -1) return;
-        }
-        // also drop rtcp candidates since we know the peer supports RTCP-MUX
-        // this is a workaround until browsers implement this natively
-        if (this.config.rtcpMuxPolicy === 'require' && cand.component === '2') {
-            return;
-        }
-        this._candidateBuffer.push(cand);
-
-        if (self.config.useJingle) {
-            if (!ice.sdpMid) { // firefox doesn't set this
-                if (self.pc.remoteDescription && self.pc.remoteDescription.type === 'offer') {
-                    // preserve name from remote
-                    ice.sdpMid = self.remoteDescription.contents[ice.sdpMLineIndex].name;
-                } else {
-                    ice.sdpMid = self.localDescription.contents[ice.sdpMLineIndex].name;
-                }
-            }
-            if (!self.config.ice[ice.sdpMid]) {
-                var jingle = SJJ.toSessionJSON(self.pc.localDescription.sdp, {
-                    role: self._role(),
-                    direction: 'outgoing'
-                });
-                each(jingle.contents, function (content) {
-                    var transport = content.transport || {};
-                    if (transport.ufrag) {
-                        self.config.ice[content.name] = {
-                            ufrag: transport.ufrag,
-                            pwd: transport.pwd
-                        };
-                    }
-                });
-            }
-            expandedCandidate.jingle = {
-                contents: [{
-                    name: ice.sdpMid,
-                    creator: self._role(),
-                    transport: {
-                        transType: 'iceUdp',
-                        ufrag: self.config.ice[ice.sdpMid].ufrag,
-                        pwd: self.config.ice[ice.sdpMid].pwd,
-                        candidates: [
-                            cand
-                        ]
-                    }
-                }]
-            };
-            if (self.batchIceCandidates > 0) {
-                if (self.batchedIceCandidates.length === 0) {
-                    window.setTimeout(function () {
-                        var contents = {};
-                        self.batchedIceCandidates.forEach(function (content) {
-                            content = content.contents[0];
-                            if (!contents[content.name]) contents[content.name] = content;
-                            contents[content.name].transport.candidates.push(content.transport.candidates[0]);
-                        });
-                        var newCand = {
-                            jingle: {
-                                contents: []
-                            }
-                        };
-                        Object.keys(contents).forEach(function (name) {
-                            newCand.jingle.contents.push(contents[name]);
-                        });
-                        self.batchedIceCandidates = [];
-                        self.emit('ice', newCand);
-                    }, self.batchIceCandidates);
-                }
-                self.batchedIceCandidates.push(expandedCandidate.jingle);
-                return;
-            }
-
-        }
-        this.emit('ice', expandedCandidate);
-    } else {
-        this.emit('endOfCandidates');
-    }
-};
-
-// Internal method for processing a new data channel being added by the
-// other peer.
-PeerConnection.prototype._onDataChannel = function (event) {
-    // make sure we keep a reference so this doesn't get garbage collected
-    var channel = event.channel;
-    this._remoteDataChannels.push(channel);
-
-    this.emit('addChannel', channel);
-};
-
-// Create a data channel spec reference:
-// http://dev.w3.org/2011/webrtc/editor/webrtc.html#idl-def-RTCDataChannelInit
-PeerConnection.prototype.createDataChannel = function (name, opts) {
-    var channel = this.pc.createDataChannel(name, opts);
-
-    // make sure we keep a reference so this doesn't get garbage collected
-    this._localDataChannels.push(channel);
-
-    return channel;
-};
-
-// a wrapper around getStats which hides the differences (where possible)
-PeerConnection.prototype.getStats = function (cb) {
-    if (webrtc.prefix === 'moz') {
-        this.pc.getStats(
-            function (res) {
-                var items = [];
-                for (var result in res) {
-                    if (typeof res[result] === 'object') {
-                        items.push(res[result]);
-                    }
-                }
-                cb(null, items);
-            },
-            cb
-        );
-    } else {
-        this.pc.getStats(function (res) {
-            var items = [];
-            res.result().forEach(function (result) {
-                var item = {};
-                result.names().forEach(function (name) {
-                    item[name] = result.stat(name);
-                });
-                item.id = result.id;
-                item.type = result.type;
-                item.timestamp = result.timestamp;
-                items.push(item);
-            });
-            cb(null, items);
-        });
-    }
-};
-
-module.exports = PeerConnection;
-
-},{"lodash.foreach":80,"lodash.pluck":88,"sdp-jingle-json":103,"traceablepeerconnection":108,"util":24,"webrtcsupport":115,"wildemitter":116}],111:[function(require,module,exports){
-var util = require('util');
-var uuid = require('uuid');
-var async = require('async');
-var extend = require('extend-object');
-var WildEmitter = require('wildemitter');
-
-
-var ACTIONS = {
-    'content-accept': 'onContentAccept',
-    'content-add': 'onContentAdd',
-    'content-modify': 'onConentModify',
-    'content-reject': 'onContentReject',
-    'content-remove': 'onContentRemove',
-    'description-info': 'onDescriptionInfo',
-    'security-info': 'onSecurityInfo',
-    'session-accept': 'onSessionAccept',
-    'session-info': 'onSessionInfo',
-    'session-initiate': 'onSessionInitiate',
-    'session-terminate': 'onSessionTerminate',
-    'transport-accept': 'onTransportAccept',
-    'transport-info': 'onTransportInfo',
-    'transport-reject': 'onTransportReject',
-    'transport-replace': 'onTransportReplace',
-
-    // Unstandardized actions: might go away anytime without notice
-    'source-add': 'onSourceAdd',
-    'source-remove': 'onSourceRemove'
-};
-
-
-function JingleSession(opts) {
-    WildEmitter.call(this);
-
-    var self = this;
-
-    this.sid = opts.sid || uuid.v4();
-    this.peer = opts.peer;
-    this.peerID = opts.peerID || this.peer.full || this.peer;
-    this.isInitiator = opts.initiator || false;
-    this.parent = opts.parent;
-    this.state = 'starting';
-    this.connectionState = 'starting';
-
-    // We track the intial pending description types in case
-    // of the need for a tie-breaker.
-    this.pendingDescriptionTypes = opts.descriptionTypes || [];
-
-    this.pendingAction = false;
-
-    // Here is where we'll ensure that all actions are processed
-    // in order, even if a particular action requires async handling.
-    this.processingQueue = async.queue(function (task, next) {
-        if (self.ended) {
-            // Don't process anything once the session has been ended
-            return next();
-        }
-
-        var action = task.action;
-        var changes = task.changes;
-        var cb = task.cb;
-
-        self._log('debug', action);
-
-        if (!ACTIONS[action]) {
-            self._log('error', 'Invalid action: ' + action);
-            cb({condition: 'bad-request'});
-            return next();
-        }
-
-        self[ACTIONS[action]](changes, function (err, result) {
-            cb(err, result);
-            return next();
-        });
-    });
-}
-
-
-util.inherits(JingleSession, WildEmitter);
-
-// We don't know how to handle any particular content types,
-// so no actions are supported.
-Object.keys(ACTIONS).forEach(function (action) {
-    var method = ACTIONS[action];
-    JingleSession.prototype[method] = function (changes, cb) {
-        this._log('error', 'Unsupported action: ' + action);
-        cb();
-    };
-});
-
-// Provide some convenience properties for checking
-// the session's state.
-Object.defineProperties(JingleSession.prototype, {
-    state: {
-        get: function () {
-            return this._sessionState;
-        },
-        set: function (value) {
-            if (value !== this._sessionState) {
-                var prev = this._sessionState;
-                this._log('info', 'Changing session state to: ' + value);
-                this._sessionState = value;
-                this.emit('change:sessionState', this, value);
-                this.emit('change:' + value, this, true);
-                if (prev) {
-                    this.emit('change:' + prev, this, false);
-                }
-            }
-        }
-    },
-    connectionState: {
-        get: function () {
-            return this._connectionState;
-        },
-        set: function (value) {
-            if (value !== this._connectionState) {
-                var prev = this._connectionState;
-                this._log('info', 'Changing connection state to: ' + value);
-                this._connectionState = value;
-                this.emit('change:connectionState', this, value);
-                this.emit('change:' + value, this, true);
-                if (prev) {
-                    this.emit('change:' + prev, this, false);
-                }
-            }
-        }
-    },
-    starting: {
-        get: function () {
-            return this._sessionState === 'starting';
-        }
-    },
-    pending: {
-        get: function () {
-            return this._sessionState === 'pending';
-        }
-    },
-    active: {
-        get: function () {
-            return this._sessionState === 'active';
-        }
-    },
-    ended: {
-        get: function () {
-            return this._sessionState === 'ended';
-        }
-    },
-    connected: {
-        get: function () {
-            return this._connectionState === 'connected';
-        }
-    },
-    connecting: {
-        get: function () {
-            return this._connectionState === 'connecting';
-        }
-    },
-    disconnected: {
-        get: function () {
-            return this._connectionState === 'disconnected';
-        }
-    },
-    interrupted: {
-        get: function () {
-            return this._connectionState === 'interrupted';
-        }
-    }
-});
-
-JingleSession.prototype = extend(JingleSession.prototype, {
-    _log: function (level, message) {
-        message = this.sid + ': ' + message;
-        this.emit('log:' + level, message);
-    },
-    
-    send: function (action, data) {
-        data = data || {};
-        data.sid = this.sid;
-        data.action = action;
-
-        var requirePending = {
-            'session-inititate': true,
-            'session-accept': true,
-            'content-add': true,
-            'content-remove': true,
-            'content-reject': true,
-            'content-accept': true,
-            'content-modify': true,
-            'transport-replace': true,
-            'transport-reject': true,
-            'transport-accept': true,
-            'source-add': true,
-            'source-remove': true
-        };
-
-        if (requirePending[action]) {
-            this.pendingAction = action;
-        } else {
-            this.pendingAction = false;
-        }
-
-        this.emit('send', {
-            to: this.peer,
-            type: 'set',
-            jingle: data
-        });
-    },
-    
-    process: function (action, changes, cb) {
-        this.processingQueue.push({
-            action: action,
-            changes: changes,
-            cb: cb
-        });
-    },
-    
-    start: function () {
-        this._log('error', 'Can not start base sessions');
-        this.end('unsupported-applications', true);
-    },
-    
-    accept: function () {
-        this._log('error', 'Can not accept base sessions');
-        this.end('unsupported-applications');
-    },
-    
-    cancel: function () {
-        this.end('cancel');
-    },
-    
-    decline: function () {
-        this.end('decline');
-    },
-    
-    end: function (reason, silent) {
-        this.state = 'ended';
-
-        this.processingQueue.kill();
-
-        if (!reason) {
-            reason = 'success';
-        }
-
-        if (typeof reason === 'string') {
-            reason = {
-                condition: reason
-            };
-        }
-    
-        if (!silent) {
-            this.send('session-terminate', {
-                reason: reason
-            });
-        }
-    
-        this.emit('terminated', this, reason);
-    },
-
-    onSessionTerminate: function (changes, cb) {
-        this.end(changes.reason, true);
-        cb();
-    },
-
-    // It is mandatory to reply to a session-info action with 
-    // an unsupported-info error if the info isn't recognized.
-    //
-    // However, a session-info action with no associated payload
-    // is acceptable (works like a ping).
-    onSessionInfo: function (changes, cb) {
-        var okKeys = {
-            sid: true,
-            action: true,
-            initiator: true,
-            responder: true
-        };
-
-        var unknownPayload = false;
-        Object.keys(changes).forEach(function (key) {
-            if (!okKeys[key]) {
-                unknownPayload = true;
-            }
-        });
-
-        if (unknownPayload) {
-            cb({
-                type: 'modify',
-                condition: 'feature-not-implemented',
-                jingleCondition: 'unsupported-info'
-            });
-        } else {
-            cb();
-        }
-    },
-
-    // It is mandatory to reply to a description-info action with 
-    // an unsupported-info error if the info isn't recognized.
-    onDescriptionInfo: function (changes, cb) {
-        cb({
-            type: 'modify',
-            condition: 'feature-not-implemented',
-            jingleCondition: 'unsupported-info'
-        });
-    },
-
-    // It is mandatory to reply to a transport-info action with 
-    // an unsupported-info error if the info isn't recognized.
-    onTransportInfo: function (changes, cb) {
-        cb({
-            type: 'modify',
-            condition: 'feature-not-implemented',
-            jingleCondition: 'unsupported-info'
-        });
-    },
-
-    // It is mandatory to reply to a content-add action with either
-    // a content-accept or content-reject.
-    onContentAdd: function (changes, cb) {
-        // Allow ack for the content-add to be sent.
-        cb();
-
-        this.send('content-reject', {
-            reason: {
-                condition: 'failed-application',
-                text: 'content-add is not supported'
-            }
-        });
-    },
-
-    // It is mandatory to reply to a transport-add action with either
-    // a transport-accept or transport-reject.
-    onTransportReplace: function (changes, cb) {
-        // Allow ack for the transport-replace be sent.
-        cb();
-
-        this.send('transport-reject', {
-            reason: {
-                condition: 'failed-application',
-                text: 'transport-replace is not supported'
-            }
-        });
-    }
-});
-
-
-module.exports = JingleSession;
-
-},{"async":112,"extend-object":26,"util":24,"uuid":114,"wildemitter":116}],112:[function(require,module,exports){
-(function (process){
-/*!
- * async
- * https://github.com/caolan/async
- *
- * Copyright 2010-2014 Caolan McMahon
- * Released under the MIT license
- */
-/*jshint onevar: false, indent:4 */
-/*global setImmediate: false, setTimeout: false, console: false */
-(function () {
-
-    var async = {};
-
-    // global on the server, window in the browser
-    var root, previous_async;
-
-    root = this;
-    if (root != null) {
-      previous_async = root.async;
-    }
-
-    async.noConflict = function () {
-        root.async = previous_async;
-        return async;
-    };
-
-    function only_once(fn) {
-        var called = false;
-        return function() {
-            if (called) throw new Error("Callback was already called.");
-            called = true;
-            fn.apply(root, arguments);
-        }
-    }
-
-    //// cross-browser compatiblity functions ////
-
-    var _toString = Object.prototype.toString;
-
-    var _isArray = Array.isArray || function (obj) {
-        return _toString.call(obj) === '[object Array]';
-    };
-
-    var _each = function (arr, iterator) {
-        for (var i = 0; i < arr.length; i += 1) {
-            iterator(arr[i], i, arr);
-        }
-    };
-
-    var _map = function (arr, iterator) {
-        if (arr.map) {
-            return arr.map(iterator);
-        }
-        var results = [];
-        _each(arr, function (x, i, a) {
-            results.push(iterator(x, i, a));
-        });
-        return results;
-    };
-
-    var _reduce = function (arr, iterator, memo) {
-        if (arr.reduce) {
-            return arr.reduce(iterator, memo);
-        }
-        _each(arr, function (x, i, a) {
-            memo = iterator(memo, x, i, a);
-        });
-        return memo;
-    };
-
-    var _keys = function (obj) {
-        if (Object.keys) {
-            return Object.keys(obj);
-        }
-        var keys = [];
-        for (var k in obj) {
-            if (obj.hasOwnProperty(k)) {
-                keys.push(k);
-            }
-        }
-        return keys;
-    };
-
-    //// exported async module functions ////
-
-    //// nextTick implementation with browser-compatible fallback ////
-    if (typeof process === 'undefined' || !(process.nextTick)) {
-        if (typeof setImmediate === 'function') {
-            async.nextTick = function (fn) {
-                // not a direct alias for IE10 compatibility
-                setImmediate(fn);
-            };
-            async.setImmediate = async.nextTick;
-        }
-        else {
-            async.nextTick = function (fn) {
-                setTimeout(fn, 0);
-            };
-            async.setImmediate = async.nextTick;
-        }
-    }
-    else {
-        async.nextTick = process.nextTick;
-        if (typeof setImmediate !== 'undefined') {
-            async.setImmediate = function (fn) {
-              // not a direct alias for IE10 compatibility
-              setImmediate(fn);
-            };
-        }
-        else {
-            async.setImmediate = async.nextTick;
-        }
-    }
-
-    async.each = function (arr, iterator, callback) {
-        callback = callback || function () {};
-        if (!arr.length) {
-            return callback();
-        }
-        var completed = 0;
-        _each(arr, function (x) {
-            iterator(x, only_once(done) );
-        });
-        function done(err) {
-          if (err) {
-              callback(err);
-              callback = function () {};
-          }
-          else {
-              completed += 1;
-              if (completed >= arr.length) {
-                  callback();
-              }
-          }
-        }
-    };
-    async.forEach = async.each;
-
-    async.eachSeries = function (arr, iterator, callback) {
-        callback = callback || function () {};
-        if (!arr.length) {
-            return callback();
-        }
-        var completed = 0;
-        var iterate = function () {
-            iterator(arr[completed], function (err) {
-                if (err) {
-                    callback(err);
-                    callback = function () {};
-                }
-                else {
-                    completed += 1;
-                    if (completed >= arr.length) {
-                        callback();
-                    }
-                    else {
-                        iterate();
-                    }
-                }
-            });
-        };
-        iterate();
-    };
-    async.forEachSeries = async.eachSeries;
-
-    async.eachLimit = function (arr, limit, iterator, callback) {
-        var fn = _eachLimit(limit);
-        fn.apply(null, [arr, iterator, callback]);
-    };
-    async.forEachLimit = async.eachLimit;
-
-    var _eachLimit = function (limit) {
-
-        return function (arr, iterator, callback) {
-            callback = callback || function () {};
-            if (!arr.length || limit <= 0) {
-                return callback();
-            }
-            var completed = 0;
-            var started = 0;
-            var running = 0;
-
-            (function replenish () {
-                if (completed >= arr.length) {
-                    return callback();
-                }
-
-                while (running < limit && started < arr.length) {
-                    started += 1;
-                    running += 1;
-                    iterator(arr[started - 1], function (err) {
-                        if (err) {
-                            callback(err);
-                            callback = function () {};
-                        }
-                        else {
-                            completed += 1;
-                            running -= 1;
-                            if (completed >= arr.length) {
-                                callback();
-                            }
-                            else {
-                                replenish();
-                            }
-                        }
-                    });
-                }
-            })();
-        };
-    };
-
-
-    var doParallel = function (fn) {
-        return function () {
-            var args = Array.prototype.slice.call(arguments);
-            return fn.apply(null, [async.each].concat(args));
-        };
-    };
-    var doParallelLimit = function(limit, fn) {
-        return function () {
-            var args = Array.prototype.slice.call(arguments);
-            return fn.apply(null, [_eachLimit(limit)].concat(args));
-        };
-    };
-    var doSeries = function (fn) {
-        return function () {
-            var args = Array.prototype.slice.call(arguments);
-            return fn.apply(null, [async.eachSeries].concat(args));
-        };
-    };
-
-
-    var _asyncMap = function (eachfn, arr, iterator, callback) {
-        arr = _map(arr, function (x, i) {
-            return {index: i, value: x};
-        });
-        if (!callback) {
-            eachfn(arr, function (x, callback) {
-                iterator(x.value, function (err) {
-                    callback(err);
-                });
-            });
-        } else {
-            var results = [];
-            eachfn(arr, function (x, callback) {
-                iterator(x.value, function (err, v) {
-                    results[x.index] = v;
-                    callback(err);
-                });
-            }, function (err) {
-                callback(err, results);
-            });
-        }
-    };
-    async.map = doParallel(_asyncMap);
-    async.mapSeries = doSeries(_asyncMap);
-    async.mapLimit = function (arr, limit, iterator, callback) {
-        return _mapLimit(limit)(arr, iterator, callback);
-    };
-
-    var _mapLimit = function(limit) {
-        return doParallelLimit(limit, _asyncMap);
-    };
-
-    // reduce only has a series version, as doing reduce in parallel won't
-    // work in many situations.
-    async.reduce = function (arr, memo, iterator, callback) {
-        async.eachSeries(arr, function (x, callback) {
-            iterator(memo, x, function (err, v) {
-                memo = v;
-                callback(err);
-            });
-        }, function (err) {
-            callback(err, memo);
-        });
-    };
-    // inject alias
-    async.inject = async.reduce;
-    // foldl alias
-    async.foldl = async.reduce;
-
-    async.reduceRight = function (arr, memo, iterator, callback) {
-        var reversed = _map(arr, function (x) {
-            return x;
-        }).reverse();
-        async.reduce(reversed, memo, iterator, callback);
-    };
-    // foldr alias
-    async.foldr = async.reduceRight;
-
-    var _filter = function (eachfn, arr, iterator, callback) {
-        var results = [];
-        arr = _map(arr, function (x, i) {
-            return {index: i, value: x};
-        });
-        eachfn(arr, function (x, callback) {
-            iterator(x.value, function (v) {
-                if (v) {
-                    results.push(x);
-                }
-                callback();
-            });
-        }, function (err) {
-            callback(_map(results.sort(function (a, b) {
-                return a.index - b.index;
-            }), function (x) {
-                return x.value;
-            }));
-        });
-    };
-    async.filter = doParallel(_filter);
-    async.filterSeries = doSeries(_filter);
-    // select alias
-    async.select = async.filter;
-    async.selectSeries = async.filterSeries;
-
-    var _reject = function (eachfn, arr, iterator, callback) {
-        var results = [];
-        arr = _map(arr, function (x, i) {
-            return {index: i, value: x};
-        });
-        eachfn(arr, function (x, callback) {
-            iterator(x.value, function (v) {
-                if (!v) {
-                    results.push(x);
-                }
-                callback();
-            });
-        }, function (err) {
-            callback(_map(results.sort(function (a, b) {
-                return a.index - b.index;
-            }), function (x) {
-                return x.value;
-            }));
-        });
-    };
-    async.reject = doParallel(_reject);
-    async.rejectSeries = doSeries(_reject);
-
-    var _detect = function (eachfn, arr, iterator, main_callback) {
-        eachfn(arr, function (x, callback) {
-            iterator(x, function (result) {
-                if (result) {
-                    main_callback(x);
-                    main_callback = function () {};
-                }
-                else {
-                    callback();
-                }
-            });
-        }, function (err) {
-            main_callback();
-        });
-    };
-    async.detect = doParallel(_detect);
-    async.detectSeries = doSeries(_detect);
-
-    async.some = function (arr, iterator, main_callback) {
-        async.each(arr, function (x, callback) {
-            iterator(x, function (v) {
-                if (v) {
-                    main_callback(true);
-                    main_callback = function () {};
-                }
-                callback();
-            });
-        }, function (err) {
-            main_callback(false);
-        });
-    };
-    // any alias
-    async.any = async.some;
-
-    async.every = function (arr, iterator, main_callback) {
-        async.each(arr, function (x, callback) {
-            iterator(x, function (v) {
-                if (!v) {
-                    main_callback(false);
-                    main_callback = function () {};
-                }
-                callback();
-            });
-        }, function (err) {
-            main_callback(true);
-        });
-    };
-    // all alias
-    async.all = async.every;
-
-    async.sortBy = function (arr, iterator, callback) {
-        async.map(arr, function (x, callback) {
-            iterator(x, function (err, criteria) {
-                if (err) {
-                    callback(err);
-                }
-                else {
-                    callback(null, {value: x, criteria: criteria});
-                }
-            });
-        }, function (err, results) {
-            if (err) {
-                return callback(err);
-            }
-            else {
-                var fn = function (left, right) {
-                    var a = left.criteria, b = right.criteria;
-                    return a < b ? -1 : a > b ? 1 : 0;
-                };
-                callback(null, _map(results.sort(fn), function (x) {
-                    return x.value;
-                }));
-            }
-        });
-    };
-
-    async.auto = function (tasks, callback) {
-        callback = callback || function () {};
-        var keys = _keys(tasks);
-        var remainingTasks = keys.length
-        if (!remainingTasks) {
-            return callback();
-        }
-
-        var results = {};
-
-        var listeners = [];
-        var addListener = function (fn) {
-            listeners.unshift(fn);
-        };
-        var removeListener = function (fn) {
-            for (var i = 0; i < listeners.length; i += 1) {
-                if (listeners[i] === fn) {
-                    listeners.splice(i, 1);
-                    return;
-                }
-            }
-        };
-        var taskComplete = function () {
-            remainingTasks--
-            _each(listeners.slice(0), function (fn) {
-                fn();
-            });
-        };
-
-        addListener(function () {
-            if (!remainingTasks) {
-                var theCallback = callback;
-                // prevent final callback from calling itself if it errors
-                callback = function () {};
-
-                theCallback(null, results);
-            }
-        });
-
-        _each(keys, function (k) {
-            var task = _isArray(tasks[k]) ? tasks[k]: [tasks[k]];
-            var taskCallback = function (err) {
-                var args = Array.prototype.slice.call(arguments, 1);
-                if (args.length <= 1) {
-                    args = args[0];
-                }
-                if (err) {
-                    var safeResults = {};
-                    _each(_keys(results), function(rkey) {
-                        safeResults[rkey] = results[rkey];
-                    });
-                    safeResults[k] = args;
-                    callback(err, safeResults);
-                    // stop subsequent errors hitting callback multiple times
-                    callback = function () {};
-                }
-                else {
-                    results[k] = args;
-                    async.setImmediate(taskComplete);
-                }
-            };
-            var requires = task.slice(0, Math.abs(task.length - 1)) || [];
-            var ready = function () {
-                return _reduce(requires, function (a, x) {
-                    return (a && results.hasOwnProperty(x));
-                }, true) && !results.hasOwnProperty(k);
-            };
-            if (ready()) {
-                task[task.length - 1](taskCallback, results);
-            }
-            else {
-                var listener = function () {
-                    if (ready()) {
-                        removeListener(listener);
-                        task[task.length - 1](taskCallback, results);
-                    }
-                };
-                addListener(listener);
-            }
-        });
-    };
-
-    async.retry = function(times, task, callback) {
-        var DEFAULT_TIMES = 5;
-        var attempts = [];
-        // Use defaults if times not passed
-        if (typeof times === 'function') {
-            callback = task;
-            task = times;
-            times = DEFAULT_TIMES;
-        }
-        // Make sure times is a number
-        times = parseInt(times, 10) || DEFAULT_TIMES;
-        var wrappedTask = function(wrappedCallback, wrappedResults) {
-            var retryAttempt = function(task, finalAttempt) {
-                return function(seriesCallback) {
-                    task(function(err, result){
-                        seriesCallback(!err || finalAttempt, {err: err, result: result});
-                    }, wrappedResults);
-                };
-            };
-            while (times) {
-                attempts.push(retryAttempt(task, !(times-=1)));
-            }
-            async.series(attempts, function(done, data){
-                data = data[data.length - 1];
-                (wrappedCallback || callback)(data.err, data.result);
-            });
-        }
-        // If a callback is passed, run this as a controll flow
-        return callback ? wrappedTask() : wrappedTask
-    };
-
-    async.waterfall = function (tasks, callback) {
-        callback = callback || function () {};
-        if (!_isArray(tasks)) {
-          var err = new Error('First argument to waterfall must be an array of functions');
-          return callback(err);
-        }
-        if (!tasks.length) {
-            return callback();
-        }
-        var wrapIterator = function (iterator) {
-            return function (err) {
-                if (err) {
-                    callback.apply(null, arguments);
-                    callback = function () {};
-                }
-                else {
-                    var args = Array.prototype.slice.call(arguments, 1);
-                    var next = iterator.next();
-                    if (next) {
-                        args.push(wrapIterator(next));
-                    }
-                    else {
-                        args.push(callback);
-                    }
-                    async.setImmediate(function () {
-                        iterator.apply(null, args);
-                    });
-                }
-            };
-        };
-        wrapIterator(async.iterator(tasks))();
-    };
-
-    var _parallel = function(eachfn, tasks, callback) {
-        callback = callback || function () {};
-        if (_isArray(tasks)) {
-            eachfn.map(tasks, function (fn, callback) {
-                if (fn) {
-                    fn(function (err) {
-                        var args = Array.prototype.slice.call(arguments, 1);
-                        if (args.length <= 1) {
-                            args = args[0];
-                        }
-                        callback.call(null, err, args);
-                    });
-                }
-            }, callback);
-        }
-        else {
-            var results = {};
-            eachfn.each(_keys(tasks), function (k, callback) {
-                tasks[k](function (err) {
-                    var args = Array.prototype.slice.call(arguments, 1);
-                    if (args.length <= 1) {
-                        args = args[0];
-                    }
-                    results[k] = args;
-                    callback(err);
-                });
-            }, function (err) {
-                callback(err, results);
-            });
-        }
-    };
-
-    async.parallel = function (tasks, callback) {
-        _parallel({ map: async.map, each: async.each }, tasks, callback);
-    };
-
-    async.parallelLimit = function(tasks, limit, callback) {
-        _parallel({ map: _mapLimit(limit), each: _eachLimit(limit) }, tasks, callback);
-    };
-
-    async.series = function (tasks, callback) {
-        callback = callback || function () {};
-        if (_isArray(tasks)) {
-            async.mapSeries(tasks, function (fn, callback) {
-                if (fn) {
-                    fn(function (err) {
-                        var args = Array.prototype.slice.call(arguments, 1);
-                        if (args.length <= 1) {
-                            args = args[0];
-                        }
-                        callback.call(null, err, args);
-                    });
-                }
-            }, callback);
-        }
-        else {
-            var results = {};
-            async.eachSeries(_keys(tasks), function (k, callback) {
-                tasks[k](function (err) {
-                    var args = Array.prototype.slice.call(arguments, 1);
-                    if (args.length <= 1) {
-                        args = args[0];
-                    }
-                    results[k] = args;
-                    callback(err);
-                });
-            }, function (err) {
-                callback(err, results);
-            });
-        }
-    };
-
-    async.iterator = function (tasks) {
-        var makeCallback = function (index) {
-            var fn = function () {
-                if (tasks.length) {
-                    tasks[index].apply(null, arguments);
-                }
-                return fn.next();
-            };
-            fn.next = function () {
-                return (index < tasks.length - 1) ? makeCallback(index + 1): null;
-            };
-            return fn;
-        };
-        return makeCallback(0);
-    };
-
-    async.apply = function (fn) {
-        var args = Array.prototype.slice.call(arguments, 1);
-        return function () {
-            return fn.apply(
-                null, args.concat(Array.prototype.slice.call(arguments))
-            );
-        };
-    };
-
-    var _concat = function (eachfn, arr, fn, callback) {
-        var r = [];
-        eachfn(arr, function (x, cb) {
-            fn(x, function (err, y) {
-                r = r.concat(y || []);
-                cb(err);
-            });
-        }, function (err) {
-            callback(err, r);
-        });
-    };
-    async.concat = doParallel(_concat);
-    async.concatSeries = doSeries(_concat);
-
-    async.whilst = function (test, iterator, callback) {
-        if (test()) {
-            iterator(function (err) {
-                if (err) {
-                    return callback(err);
-                }
-                async.whilst(test, iterator, callback);
-            });
-        }
-        else {
-            callback();
-        }
-    };
-
-    async.doWhilst = function (iterator, test, callback) {
-        iterator(function (err) {
-            if (err) {
-                return callback(err);
-            }
-            var args = Array.prototype.slice.call(arguments, 1);
-            if (test.apply(null, args)) {
-                async.doWhilst(iterator, test, callback);
-            }
-            else {
-                callback();
-            }
-        });
-    };
-
-    async.until = function (test, iterator, callback) {
-        if (!test()) {
-            iterator(function (err) {
-                if (err) {
-                    return callback(err);
-                }
-                async.until(test, iterator, callback);
-            });
-        }
-        else {
-            callback();
-        }
-    };
-
-    async.doUntil = function (iterator, test, callback) {
-        iterator(function (err) {
-            if (err) {
-                return callback(err);
-            }
-            var args = Array.prototype.slice.call(arguments, 1);
-            if (!test.apply(null, args)) {
-                async.doUntil(iterator, test, callback);
-            }
-            else {
-                callback();
-            }
-        });
-    };
-
-    async.queue = function (worker, concurrency) {
-        if (concurrency === undefined) {
-            concurrency = 1;
-        }
-        function _insert(q, data, pos, callback) {
-          if (!q.started){
-            q.started = true;
-          }
-          if (!_isArray(data)) {
-              data = [data];
-          }
-          if(data.length == 0) {
-             // call drain immediately if there are no tasks
-             return async.setImmediate(function() {
-                 if (q.drain) {
-                     q.drain();
-                 }
-             });
-          }
-          _each(data, function(task) {
-              var item = {
-                  data: task,
-                  callback: typeof callback === 'function' ? callback : null
-              };
-
-              if (pos) {
-                q.tasks.unshift(item);
-              } else {
-                q.tasks.push(item);
-              }
-
-              if (q.saturated && q.tasks.length === q.concurrency) {
-                  q.saturated();
-              }
-              async.setImmediate(q.process);
-          });
-        }
-
-        var workers = 0;
-        var q = {
-            tasks: [],
-            concurrency: concurrency,
-            saturated: null,
-            empty: null,
-            drain: null,
-            started: false,
-            paused: false,
-            push: function (data, callback) {
-              _insert(q, data, false, callback);
-            },
-            kill: function () {
-              q.drain = null;
-              q.tasks = [];
-            },
-            unshift: function (data, callback) {
-              _insert(q, data, true, callback);
-            },
-            process: function () {
-                if (!q.paused && workers < q.concurrency && q.tasks.length) {
-                    var task = q.tasks.shift();
-                    if (q.empty && q.tasks.length === 0) {
-                        q.empty();
-                    }
-                    workers += 1;
-                    var next = function () {
-                        workers -= 1;
-                        if (task.callback) {
-                            task.callback.apply(task, arguments);
-                        }
-                        if (q.drain && q.tasks.length + workers === 0) {
-                            q.drain();
-                        }
-                        q.process();
-                    };
-                    var cb = only_once(next);
-                    worker(task.data, cb);
-                }
-            },
-            length: function () {
-                return q.tasks.length;
-            },
-            running: function () {
-                return workers;
-            },
-            idle: function() {
-                return q.tasks.length + workers === 0;
-            },
-            pause: function () {
-                if (q.paused === true) { return; }
-                q.paused = true;
-            },
-            resume: function () {
-                if (q.paused === false) { return; }
-                q.paused = false;
-                // Need to call q.process once per concurrent
-                // worker to preserve full concurrency after pause
-                for (var w = 1; w <= q.concurrency; w++) {
-                    async.setImmediate(q.process);
-                }
-            }
-        };
-        return q;
-    };
-
-    async.priorityQueue = function (worker, concurrency) {
-
-        function _compareTasks(a, b){
-          return a.priority - b.priority;
-        };
-
-        function _binarySearch(sequence, item, compare) {
-          var beg = -1,
-              end = sequence.length - 1;
-          while (beg < end) {
-            var mid = beg + ((end - beg + 1) >>> 1);
-            if (compare(item, sequence[mid]) >= 0) {
-              beg = mid;
-            } else {
-              end = mid - 1;
-            }
-          }
-          return beg;
-        }
-
-        function _insert(q, data, priority, callback) {
-          if (!q.started){
-            q.started = true;
-          }
-          if (!_isArray(data)) {
-              data = [data];
-          }
-          if(data.length == 0) {
-             // call drain immediately if there are no tasks
-             return async.setImmediate(function() {
-                 if (q.drain) {
-                     q.drain();
-                 }
-             });
-          }
-          _each(data, function(task) {
-              var item = {
-                  data: task,
-                  priority: priority,
-                  callback: typeof callback === 'function' ? callback : null
-              };
-
-              q.tasks.splice(_binarySearch(q.tasks, item, _compareTasks) + 1, 0, item);
-
-              if (q.saturated && q.tasks.length === q.concurrency) {
-                  q.saturated();
-              }
-              async.setImmediate(q.process);
-          });
-        }
-
-        // Start with a normal queue
-        var q = async.queue(worker, concurrency);
-
-        // Override push to accept second parameter representing priority
-        q.push = function (data, priority, callback) {
-          _insert(q, data, priority, callback);
-        };
-
-        // Remove unshift function
-        delete q.unshift;
-
-        return q;
-    };
-
-    async.cargo = function (worker, payload) {
-        var working     = false,
-            tasks       = [];
-
-        var cargo = {
-            tasks: tasks,
-            payload: payload,
-            saturated: null,
-            empty: null,
-            drain: null,
-            drained: true,
-            push: function (data, callback) {
-                if (!_isArray(data)) {
-                    data = [data];
-                }
-                _each(data, function(task) {
-                    tasks.push({
-                        data: task,
-                        callback: typeof callback === 'function' ? callback : null
-                    });
-                    cargo.drained = false;
-                    if (cargo.saturated && tasks.length === payload) {
-                        cargo.saturated();
-                    }
-                });
-                async.setImmediate(cargo.process);
-            },
-            process: function process() {
-                if (working) return;
-                if (tasks.length === 0) {
-                    if(cargo.drain && !cargo.drained) cargo.drain();
-                    cargo.drained = true;
-                    return;
-                }
-
-                var ts = typeof payload === 'number'
-                            ? tasks.splice(0, payload)
-                            : tasks.splice(0, tasks.length);
-
-                var ds = _map(ts, function (task) {
-                    return task.data;
-                });
-
-                if(cargo.empty) cargo.empty();
-                working = true;
-                worker(ds, function () {
-                    working = false;
-
-                    var args = arguments;
-                    _each(ts, function (data) {
-                        if (data.callback) {
-                            data.callback.apply(null, args);
-                        }
-                    });
-
-                    process();
-                });
-            },
-            length: function () {
-                return tasks.length;
-            },
-            running: function () {
-                return working;
-            }
-        };
-        return cargo;
-    };
-
-    var _console_fn = function (name) {
-        return function (fn) {
-            var args = Array.prototype.slice.call(arguments, 1);
-            fn.apply(null, args.concat([function (err) {
-                var args = Array.prototype.slice.call(arguments, 1);
-                if (typeof console !== 'undefined') {
-                    if (err) {
-                        if (console.error) {
-                            console.error(err);
-                        }
-                    }
-                    else if (console[name]) {
-                        _each(args, function (x) {
-                            console[name](x);
-                        });
-                    }
-                }
-            }]));
-        };
-    };
-    async.log = _console_fn('log');
-    async.dir = _console_fn('dir');
-    /*async.info = _console_fn('info');
-    async.warn = _console_fn('warn');
-    async.error = _console_fn('error');*/
-
-    async.memoize = function (fn, hasher) {
-        var memo = {};
-        var queues = {};
-        hasher = hasher || function (x) {
-            return x;
-        };
-        var memoized = function () {
-            var args = Array.prototype.slice.call(arguments);
-            var callback = args.pop();
-            var key = hasher.apply(null, args);
-            if (key in memo) {
-                async.nextTick(function () {
-                    callback.apply(null, memo[key]);
-                });
-            }
-            else if (key in queues) {
-                queues[key].push(callback);
-            }
-            else {
-                queues[key] = [callback];
-                fn.apply(null, args.concat([function () {
-                    memo[key] = arguments;
-                    var q = queues[key];
-                    delete queues[key];
-                    for (var i = 0, l = q.length; i < l; i++) {
-                      q[i].apply(null, arguments);
-                    }
-                }]));
-            }
-        };
-        memoized.memo = memo;
-        memoized.unmemoized = fn;
-        return memoized;
-    };
-
-    async.unmemoize = function (fn) {
-      return function () {
-        return (fn.unmemoized || fn).apply(null, arguments);
-      };
-    };
-
-    async.times = function (count, iterator, callback) {
-        var counter = [];
-        for (var i = 0; i < count; i++) {
-            counter.push(i);
-        }
-        return async.map(counter, iterator, callback);
-    };
-
-    async.timesSeries = function (count, iterator, callback) {
-        var counter = [];
-        for (var i = 0; i < count; i++) {
-            counter.push(i);
-        }
-        return async.mapSeries(counter, iterator, callback);
-    };
-
-    async.seq = function (/* functions... */) {
-        var fns = arguments;
-        return function () {
-            var that = this;
-            var args = Array.prototype.slice.call(arguments);
-            var callback = args.pop();
-            async.reduce(fns, args, function (newargs, fn, cb) {
-                fn.apply(that, newargs.concat([function () {
-                    var err = arguments[0];
-                    var nextargs = Array.prototype.slice.call(arguments, 1);
-                    cb(err, nextargs);
-                }]))
-            },
-            function (err, results) {
-                callback.apply(that, [err].concat(results));
-            });
-        };
-    };
-
-    async.compose = function (/* functions... */) {
-      return async.seq.apply(null, Array.prototype.reverse.call(arguments));
-    };
-
-    var _applyEach = function (eachfn, fns /*args...*/) {
-        var go = function () {
-            var that = this;
-            var args = Array.prototype.slice.call(arguments);
-            var callback = args.pop();
-            return eachfn(fns, function (fn, cb) {
-                fn.apply(that, args.concat([cb]));
-            },
-            callback);
-        };
-        if (arguments.length > 2) {
-            var args = Array.prototype.slice.call(arguments, 2);
-            return go.apply(this, args);
-        }
-        else {
-            return go;
-        }
-    };
-    async.applyEach = doParallel(_applyEach);
-    async.applyEachSeries = doSeries(_applyEach);
-
-    async.forever = function (fn, callback) {
-        function next(err) {
-            if (err) {
-                if (callback) {
-                    return callback(err);
-                }
-                throw err;
-            }
-            fn(next);
-        }
-        next();
-    };
-
-    // Node.js
-    if (typeof module !== 'undefined' && module.exports) {
-        module.exports = async;
-    }
-    // AMD / RequireJS
-    else if (typeof define !== 'undefined' && define.amd) {
-        define([], function () {
-            return async;
-        });
-    }
-    // included directly via <script> tag
-    else {
-        root.async = async;
-    }
-
-}());
-
-}).call(this,require('_process'))
-},{"_process":9}],113:[function(require,module,exports){
-(function (global){
-
-var rng;
-
-if (global.crypto && crypto.getRandomValues) {
-  // WHATWG crypto-based RNG - http://wiki.whatwg.org/wiki/Crypto
-  // Moderately fast, high quality
-  var _rnds8 = new Uint8Array(16);
-  rng = function whatwgRNG() {
-    crypto.getRandomValues(_rnds8);
-    return _rnds8;
-  };
-}
-
-if (!rng) {
-  // Math.random()-based (RNG)
-  //
-  // If all else fails, use Math.random().  It's fast, but is of unspecified
-  // quality.
-  var  _rnds = new Array(16);
-  rng = function() {
-    for (var i = 0, r; i < 16; i++) {
-      if ((i & 0x03) === 0) r = Math.random() * 0x100000000;
-      _rnds[i] = r >>> ((i & 0x03) << 3) & 0xff;
-    }
-
-    return _rnds;
-  };
-}
-
-module.exports = rng;
-
-
-}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{}],114:[function(require,module,exports){
-//     uuid.js
-//
-//     Copyright (c) 2010-2012 Robert Kieffer
-//     MIT License - http://opensource.org/licenses/mit-license.php
-
-// Unique ID creation requires a high quality random # generator.  We feature
-// detect to determine the best RNG source, normalizing to a function that
-// returns 128-bits of randomness, since that's what's usually required
-var _rng = require('./rng');
-
-// Maps for number <-> hex string conversion
-var _byteToHex = [];
-var _hexToByte = {};
-for (var i = 0; i < 256; i++) {
-  _byteToHex[i] = (i + 0x100).toString(16).substr(1);
-  _hexToByte[_byteToHex[i]] = i;
-}
-
-// **`parse()` - Parse a UUID into it's component bytes**
-function parse(s, buf, offset) {
-  var i = (buf && offset) || 0, ii = 0;
-
-  buf = buf || [];
-  s.toLowerCase().replace(/[0-9a-f]{2}/g, function(oct) {
-    if (ii < 16) { // Don't overflow!
-      buf[i + ii++] = _hexToByte[oct];
-    }
-  });
-
-  // Zero out remaining bytes if string was short
-  while (ii < 16) {
-    buf[i + ii++] = 0;
-  }
-
-  return buf;
-}
-
-// **`unparse()` - Convert UUID byte array (ala parse()) into a string**
-function unparse(buf, offset) {
-  var i = offset || 0, bth = _byteToHex;
-  return  bth[buf[i++]] + bth[buf[i++]] +
-          bth[buf[i++]] + bth[buf[i++]] + '-' +
-          bth[buf[i++]] + bth[buf[i++]] + '-' +
-          bth[buf[i++]] + bth[buf[i++]] + '-' +
-          bth[buf[i++]] + bth[buf[i++]] + '-' +
-          bth[buf[i++]] + bth[buf[i++]] +
-          bth[buf[i++]] + bth[buf[i++]] +
-          bth[buf[i++]] + bth[buf[i++]];
-}
-
-// **`v1()` - Generate time-based UUID**
-//
-// Inspired by https://github.com/LiosK/UUID.js
-// and http://docs.python.org/library/uuid.html
-
-// random #'s we need to init node and clockseq
-var _seedBytes = _rng();
-
-// Per 4.5, create and 48-bit node id, (47 random bits + multicast bit = 1)
-var _nodeId = [
-  _seedBytes[0] | 0x01,
-  _seedBytes[1], _seedBytes[2], _seedBytes[3], _seedBytes[4], _seedBytes[5]
-];
-
-// Per 4.2.2, randomize (14 bit) clockseq
-var _clockseq = (_seedBytes[6] << 8 | _seedBytes[7]) & 0x3fff;
-
-// Previous uuid creation time
-var _lastMSecs = 0, _lastNSecs = 0;
-
-// See https://github.com/broofa/node-uuid for API details
-function v1(options, buf, offset) {
-  var i = buf && offset || 0;
-  var b = buf || [];
-
-  options = options || {};
-
-  var clockseq = options.clockseq !== undefined ? options.clockseq : _clockseq;
-
-  // UUID timestamps are 100 nano-second units since the Gregorian epoch,
-  // (1582-10-15 00:00).  JSNumbers aren't precise enough for this, so
-  // time is handled internally as 'msecs' (integer milliseconds) and 'nsecs'
-  // (100-nanoseconds offset from msecs) since unix epoch, 1970-01-01 00:00.
-  var msecs = options.msecs !== undefined ? options.msecs : new Date().getTime();
-
-  // Per 4.2.1.2, use count of uuid's generated during the current clock
-  // cycle to simulate higher resolution clock
-  var nsecs = options.nsecs !== undefined ? options.nsecs : _lastNSecs + 1;
-
-  // Time since last uuid creation (in msecs)
-  var dt = (msecs - _lastMSecs) + (nsecs - _lastNSecs)/10000;
-
-  // Per 4.2.1.2, Bump clockseq on clock regression
-  if (dt < 0 && options.clockseq === undefined) {
-    clockseq = clockseq + 1 & 0x3fff;
-  }
-
-  // Reset nsecs if clock regresses (new clockseq) or we've moved onto a new
-  // time interval
-  if ((dt < 0 || msecs > _lastMSecs) && options.nsecs === undefined) {
-    nsecs = 0;
-  }
-
-  // Per 4.2.1.2 Throw error if too many uuids are requested
-  if (nsecs >= 10000) {
-    throw new Error('uuid.v1(): Can\'t create more than 10M uuids/sec');
-  }
-
-  _lastMSecs = msecs;
-  _lastNSecs = nsecs;
-  _clockseq = clockseq;
-
-  // Per 4.1.4 - Convert from unix epoch to Gregorian epoch
-  msecs += 12219292800000;
-
-  // `time_low`
-  var tl = ((msecs & 0xfffffff) * 10000 + nsecs) % 0x100000000;
-  b[i++] = tl >>> 24 & 0xff;
-  b[i++] = tl >>> 16 & 0xff;
-  b[i++] = tl >>> 8 & 0xff;
-  b[i++] = tl & 0xff;
-
-  // `time_mid`
-  var tmh = (msecs / 0x100000000 * 10000) & 0xfffffff;
-  b[i++] = tmh >>> 8 & 0xff;
-  b[i++] = tmh & 0xff;
-
-  // `time_high_and_version`
-  b[i++] = tmh >>> 24 & 0xf | 0x10; // include version
-  b[i++] = tmh >>> 16 & 0xff;
-
-  // `clock_seq_hi_and_reserved` (Per 4.2.2 - include variant)
-  b[i++] = clockseq >>> 8 | 0x80;
-
-  // `clock_seq_low`
-  b[i++] = clockseq & 0xff;
-
-  // `node`
-  var node = options.node || _nodeId;
-  for (var n = 0; n < 6; n++) {
-    b[i + n] = node[n];
-  }
-
-  return buf ? buf : unparse(b);
-}
-
-// **`v4()` - Generate random UUID**
-
-// See https://github.com/broofa/node-uuid for API details
-function v4(options, buf, offset) {
-  // Deprecated - 'format' argument, as supported in v1.2
-  var i = buf && offset || 0;
-
-  if (typeof(options) == 'string') {
-    buf = options == 'binary' ? new Array(16) : null;
-    options = null;
-  }
-  options = options || {};
-
-  var rnds = options.random || (options.rng || _rng)();
-
-  // Per 4.4, set bits for version and `clock_seq_hi_and_reserved`
-  rnds[6] = (rnds[6] & 0x0f) | 0x40;
-  rnds[8] = (rnds[8] & 0x3f) | 0x80;
-
-  // Copy bytes to buffer, if provided
-  if (buf) {
-    for (var ii = 0; ii < 16; ii++) {
-      buf[i + ii] = rnds[ii];
-    }
-  }
-
-  return buf || unparse(rnds);
-}
-
-// Export public API
-var uuid = v4;
-uuid.v1 = v1;
-uuid.v4 = v4;
-uuid.parse = parse;
-uuid.unparse = unparse;
-
-module.exports = uuid;
-
-},{"./rng":113}],115:[function(require,module,exports){
-// created by @HenrikJoreteg
-var prefix;
-var version;
-
-if (window.mozRTCPeerConnection || navigator.mozGetUserMedia) {
-    prefix = 'moz';
-    version = parseInt(navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1], 10);
-} else if (window.webkitRTCPeerConnection || navigator.webkitGetUserMedia) {
-    prefix = 'webkit';
-    version = navigator.userAgent.match(/Chrom(e|ium)/) && parseInt(navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./)[2], 10);
-}
-
-var PC = window.mozRTCPeerConnection || window.webkitRTCPeerConnection;
-var IceCandidate = window.mozRTCIceCandidate || window.RTCIceCandidate;
-var SessionDescription = window.mozRTCSessionDescription || window.RTCSessionDescription;
-var MediaStream = window.webkitMediaStream || window.MediaStream;
-var screenSharing = window.location.protocol === 'https:' &&
-    ((prefix === 'webkit' && version >= 26) ||
-     (prefix === 'moz' && version >= 33))
-var AudioContext = window.AudioContext || window.webkitAudioContext;
-var videoEl = document.createElement('video');
-var supportVp8 = videoEl && videoEl.canPlayType && videoEl.canPlayType('video/webm; codecs="vp8", vorbis') === "probably";
-var getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.msGetUserMedia || navigator.mozGetUserMedia;
-
-// export support flags and constructors.prototype && PC
-module.exports = {
-    prefix: prefix,
-    browserVersion: version,
-    support: !!PC && supportVp8 && !!getUserMedia,
-    // new support style
-    supportRTCPeerConnection: !!PC,
-    supportVp8: supportVp8,
-    supportGetUserMedia: !!getUserMedia,
-    supportDataChannel: !!(PC && PC.prototype && PC.prototype.createDataChannel),
-    supportWebAudio: !!(AudioContext && AudioContext.prototype.createMediaStreamSource),
-    supportMediaStream: !!(MediaStream && MediaStream.prototype.removeTrack),
-    supportScreenSharing: !!screenSharing,
-    // old deprecated style. Dont use this anymore
-    dataChannel: !!(PC && PC.prototype && PC.prototype.createDataChannel),
-    webAudio: !!(AudioContext && AudioContext.prototype.createMediaStreamSource),
-    mediaStream: !!(MediaStream && MediaStream.prototype.removeTrack),
-    screenSharing: !!screenSharing,
-    // constructors
-    AudioContext: AudioContext,
-    PeerConnection: PC,
-    SessionDescription: SessionDescription,
-    IceCandidate: IceCandidate,
-    MediaStream: MediaStream,
-    getUserMedia: getUserMedia
-};
-
-},{}],116:[function(require,module,exports){
-/*
-WildEmitter.js is a slim little event emitter by @henrikjoreteg largely based 
-on @visionmedia's Emitter from UI Kit.
-
-Why? I wanted it standalone.
-
-I also wanted support for wildcard emitters like this:
-
-emitter.on('*', function (eventName, other, event, payloads) {
-    
-});
-
-emitter.on('somenamespace*', function (eventName, payloads) {
-    
-});
-
-Please note that callbacks triggered by wildcard registered events also get 
-the event name as the first argument.
-*/
-module.exports = WildEmitter;
-
-function WildEmitter() {
-    this.isWildEmitter = true;
-    this.callbacks = {};
-}
-
-// Listen on the given `event` with `fn`. Store a group name if present.
-WildEmitter.prototype.on = function (event, groupName, fn) {
-    var hasGroup = (arguments.length === 3),
-        group = hasGroup ? arguments[1] : undefined,
-        func = hasGroup ? arguments[2] : arguments[1];
-    func._groupName = group;
-    (this.callbacks[event] = this.callbacks[event] || []).push(func);
-    return this;
-};
-
-// Adds an `event` listener that will be invoked a single
-// time then automatically removed.
-WildEmitter.prototype.once = function (event, groupName, fn) {
-    var self = this,
-        hasGroup = (arguments.length === 3),
-        group = hasGroup ? arguments[1] : undefined,
-        func = hasGroup ? arguments[2] : arguments[1];
-    function on() {
-        self.off(event, on);
-        func.apply(this, arguments);
-    }
-    this.on(event, group, on);
-    return this;
-};
-
-// Unbinds an entire group
-WildEmitter.prototype.releaseGroup = function (groupName) {
-    var item, i, len, handlers;
-    for (item in this.callbacks) {
-        handlers = this.callbacks[item];
-        for (i = 0, len = handlers.length; i < len; i++) {
-            if (handlers[i]._groupName === groupName) {
-                //console.log('removing');
-                // remove it and shorten the array we're looping through
-                handlers.splice(i, 1);
-                i--;
-                len--;
-            }
-        }
-    }
-    return this;
-};
-
-// Remove the given callback for `event` or all
-// registered callbacks.
-WildEmitter.prototype.off = function (event, fn) {
-    var callbacks = this.callbacks[event],
-        i;
-
-    if (!callbacks) return this;
-
-    // remove all handlers
-    if (arguments.length === 1) {
-        delete this.callbacks[event];
-        return this;
-    }
-
-    // remove specific handler
-    i = callbacks.indexOf(fn);
-    callbacks.splice(i, 1);
-    if (callbacks.length === 0) {
-        delete this.callbacks[event];
-    }
-    return this;
-};
-
-/// Emit `event` with the given args.
-// also calls any `*` handlers
-WildEmitter.prototype.emit = function (event) {
-    var args = [].slice.call(arguments, 1),
-        callbacks = this.callbacks[event],
-        specialCallbacks = this.getWildcardCallbacks(event),
-        i,
-        len,
-        item,
-        listeners;
-
-    if (callbacks) {
-        listeners = callbacks.slice();
-        for (i = 0, len = listeners.length; i < len; ++i) {
-            if (listeners[i]) {
-                listeners[i].apply(this, args);
-            } else {
-                break;
-            }
-        }
-    }
-
-    if (specialCallbacks) {
-        len = specialCallbacks.length;
-        listeners = specialCallbacks.slice();
-        for (i = 0, len = listeners.length; i < len; ++i) {
-            if (listeners[i]) {
-                listeners[i].apply(this, [event].concat(args));
-            } else {
-                break;
-            }
-        }
-    }
-
-    return this;
-};
-
-// Helper for for finding special wildcard event handlers that match the event
-WildEmitter.prototype.getWildcardCallbacks = function (eventName) {
-    var item,
-        split,
-        result = [];
-
-    for (item in this.callbacks) {
-        split = item.split('*');
-        if (item === '*' || (split.length === 2 && eventName.slice(0, split[0].length) === split[0])) {
-            result = result.concat(this.callbacks[item]);
-        }
-    }
-    return result;
-};
-
-},{}],117:[function(require,module,exports){
-'use strict';
-
-var extend = require('lodash.assign');
-var uuid = require('uuid');
-var ltx = require('ltx');
-
-var types = require('./lib/types');
-var helpers = require('./lib/helpers');
-var stanzaConstructor = require('./lib/stanza');
-
-
-function JXT() {
-    this._LOOKUP = {};
-    this._LOOKUP_EXT = {};
-    this._TAGS = {};
-    this._CB_DEFINITION = {};
-    this._CB_TAG = {};
-    this._ID = uuid.v4();
-    this.utils = extend({}, types, helpers);
-}
-
-JXT.prototype.use = function (init) {
-    if (!init['__JXT_LOADED_' + this._ID]) {
-        init(this);
-    }
-    init['__JXT_LOADED_' + this._ID] = true;
-    return this;
-};
-
-JXT.prototype.getDefinition = function (el, ns, required) {
-    var JXTClass = this._LOOKUP[ns + '|' + el];
-    if (required && !JXTClass) {
-        throw new Error('Could not find definition for <' + el + ' xmlns="' + ns + '" />');
-    }
-    return JXTClass;
-};
-
-JXT.prototype.getExtensions = function (el, ns) {
-    return this._LOOKUP_EXT[ns + '|' + el] || {};
-};
-
-JXT.prototype.withDefinition = function (el, ns, cb) {
-    var name = ns + '|' + el;
-    if (!this._CB_DEFINITION[name]) {
-        this._CB_DEFINITION[name] = [];
-    }
-    this._CB_DEFINITION[name].push(cb);
-
-    if (this._LOOKUP[name]) {
-        cb(this._LOOKUP[name]);
-    }
-};
-
-JXT.prototype.withTag = function (tag, cb) {
-    if (!this._CB_TAG[tag]) {
-        this._CB_TAG[tag] = [];
-    }
-    this._CB_TAG[tag].push(cb);
-
-    this.tagged(tag).forEach(function (stanza) {
-        cb(stanza);
-    });
-};
-
-JXT.prototype.tagged = function (tag) {
-    return this._TAGS[tag] || [];
-};
-
-JXT.prototype.build = function (xml) {
-    var JXTClass = this.getDefinition(xml.localName, xml.namespaceURI);
-    if (JXTClass) {
-        return new JXTClass(null, xml);
-    }
-};
-
-JXT.prototype.parse = function (str) {
-    var xml = ltx.parse(str);
-    if (xml.nodeType !== 1) {
-        return;
-    }
-
-    return this.build(xml);
-};
-
-JXT.prototype.extend = function (ParentJXT, ChildJXT, multiName, hideSingle) {
-    var parentName = ParentJXT.prototype._NS + '|' + ParentJXT.prototype._EL;
-    var name = ChildJXT.prototype._name;
-    var qName = ChildJXT.prototype._NS + '|' + ChildJXT.prototype._EL;
-
-    this._LOOKUP[qName] = ChildJXT;
-    if (!this._LOOKUP_EXT[qName]) {
-        this._LOOKUP_EXT[qName] = {};
-    }
-    if (!this._LOOKUP_EXT[parentName]) {
-        this._LOOKUP_EXT[parentName] = {};
-    }
-    this._LOOKUP_EXT[parentName][name] = ChildJXT;
-
-    if (!multiName || (multiName && !hideSingle)) {
-        this.add(ParentJXT, name, types.extension(ChildJXT));
-    }
-    if (multiName) {
-        this.add(ParentJXT, multiName, types.multiExtension(ChildJXT));
-    }
-};
-
-JXT.prototype.add = function (ParentJXT, fieldName, field) {
-    field.enumerable = true;
-    Object.defineProperty(ParentJXT.prototype, fieldName, field);
-};
-
-JXT.prototype.define = function (opts) {
-    var self = this;
-
-    var Stanza = stanzaConstructor(this, opts);
-
-    var ns = Stanza.prototype._NS;
-    var el = Stanza.prototype._EL;
-    var tags = Stanza.prototype._TAGS;
-
-    var name = ns + '|' + el;
-    this._LOOKUP[name] = Stanza;
-
-    tags.forEach(function (tag) {
-        if (!self._TAGS[tag]) {
-            self._TAGS[tag] = [];
-        }
-        self._TAGS[tag].push(Stanza);
-    });
-
-    var fieldNames = Object.keys(opts.fields || {});
-    fieldNames.forEach(function (fieldName) {
-        self.add(Stanza, fieldName, opts.fields[fieldName]);
-    });
-
-    if (this._CB_DEFINITION[name]) {
-        this._CB_DEFINITION[name].forEach(function (handler) {
-            handler(Stanza);
-        });
-    }
-
-    tags.forEach(function (tag) {
-        if (self._CB_TAG[tag]) {
-            self._CB_TAG[tag].forEach(function (handler) {
-                handler(Stanza);
-            });
-        }
-    });
-
-    return Stanza;
-};
-
-
-// Expose methods on the required module itself
-
-
-JXT.createRegistry = function () {
-    return new JXT();
-};
-
-extend(JXT, helpers);
-extend(JXT, types);
-
-// Compatibility shim for JXT 1.x
-
-var globalJXT = new JXT();
-
-JXT.define = globalJXT.define.bind(globalJXT);
-JXT.extend = globalJXT.extend.bind(globalJXT);
-JXT.add = globalJXT.add.bind(globalJXT);
-JXT.parse = globalJXT.parse.bind(globalJXT);
-JXT.build = globalJXT.build.bind(globalJXT);
-JXT.getExtensions = globalJXT.getExtensions.bind(globalJXT);
-JXT.getDefinition = globalJXT.getDefinition.bind(globalJXT);
-JXT.withDefinition = globalJXT.withDefinition.bind(globalJXT);
-JXT.withTag = globalJXT.withTag.bind(globalJXT);
-JXT.tagged = globalJXT.tagged.bind(globalJXT);
-
-JXT.getGlobalJXT = function () {
-    return globalJXT;
-};
-
-module.exports = JXT;
-
-},{"./lib/helpers":118,"./lib/stanza":119,"./lib/types":120,"lodash.assign":121,"ltx":134,"uuid":139}],118:[function(require,module,exports){
-'use strict';
-
-var ltx = require('ltx');
-
-var XML_NS = exports.XML_NS = 'http://www.w3.org/XML/1998/namespace';
-
-
-exports.createElement = function (NS, name, parentNS) {
-    var el = new ltx.Element(name);
-    if (!parentNS || parentNS !== NS) {
-        exports.setAttribute(el, 'xmlns', NS);
-    }
-    return el;
-};
-
-var find = exports.find = function (xml, NS, selector) {
-    var results = [];
-    var children = xml.getElementsByTagName(selector);
-    for (var i = 0, len = children.length; i < len; i++) {
-        var child = children[i];
-        if (child.namespaceURI === NS && child.parentNode === xml) {
-            results.push(child);
-        }
-    }
-    return results;
-};
-
-exports.findOrCreate = function (xml, NS, selector) {
-    var existing = exports.find(xml, NS, selector);
-    if (existing.length) {
-        return existing[0];
-    } else {
-        var created = exports.createElement(NS, selector, xml.namespaceURI);
-        xml.appendChild(created);
-        return created;
-    }
-};
-
-exports.getAttribute = function (xml, attr, defaultVal) {
-    return xml.getAttribute(attr) || defaultVal || '';
-};
-
-exports.getAttributeNS = function (xml, NS, attr, defaultVal) {
-    return xml.getAttributeNS(NS, attr) || defaultVal || '';
-};
-
-exports.setAttribute = function (xml, attr, value, force) {
-    if (value || force) {
-        xml.setAttribute(attr, value);
-    } else {
-        xml.removeAttribute(attr);
-    }
-};
-
-exports.setAttributeNS = function (xml, NS, attr, value, force) {
-    if (value || force) {
-        xml.setAttributeNS(NS, attr, value);
-    } else {
-        xml.removeAttributeNS(NS, attr);
-    }
-};
-
-exports.getBoolAttribute = function (xml, attr, defaultVal) {
-    var val = xml.getAttribute(attr) || defaultVal || '';
-    return val === 'true' || val === '1';
-};
-
-exports.setBoolAttribute = function (xml, attr, value) {
-    if (value) {
-        xml.setAttribute(attr, '1');
-    } else {
-        xml.removeAttribute(attr);
-    }
-};
-
-exports.getSubAttribute = function (xml, NS, sub, attr, defaultVal) {
-    var subs = find(xml, NS, sub);
-    if (!subs) {
-        return '';
-    }
-
-    for (var i = 0; i < subs.length; i++) {
-        return subs[i].getAttribute(attr) || defaultVal || '';
-    }
-
-    return '';
-};
-
-exports.setSubAttribute = function (xml, NS, sub, attr, value) {
-    var subs = find(xml, NS, sub);
-    if (!subs.length) {
-        if (value) {
-            sub = exports.createElement(NS, sub, xml.namespaceURI);
-            sub.setAttribute(attr, value);
-            xml.appendChild(sub);
-        }
-    } else {
-        for (var i = 0; i < subs.length; i++) {
-            if (value) {
-                subs[i].setAttribute(attr, value);
-                return;
-            } else {
-                subs[i].removeAttribute(attr);
-            }
-        }
-    }
-};
-
-exports.getBoolSubAttribute = function (xml, NS, sub, attr, defaultVal) {
-    var val = xml.getSubAttribute(NS, sub, attr) || defaultVal || '';
-    return val === 'true' || val === '1';
-};
-
-exports.setBoolSubAttribute = function (xml, NS, sub, attr, value) {
-    value = value ? '1' : '';
-    exports.setSubAttribute(xml, NS, sub, attr, value);
-};
-
-exports.getText = function (xml) {
-    return xml.textContent;
-};
-
-exports.setText = function (xml, value) {
-    xml.textContent = value;
-};
-
-exports.getSubText = exports.getTextSub = function (xml, NS, element, defaultVal) {
-    var subs = find(xml, NS, element);
-
-    defaultVal = defaultVal || '';
-
-    if (!subs.length) {
-        return defaultVal;
-    }
-
-    return subs[0].textContent || defaultVal;
-};
-
-exports.setSubText = exports.setTextSub = function (xml, NS, element, value) {
-    var subs = find(xml, NS, element);
-    if (subs.length) {
-        for (var i = 0; i < subs.length; i++) {
-            xml.removeChild(subs[i]);
-        }
-    }
-
-    if (value) {
-        var sub = exports.createElement(NS, element, xml.namespaceURI);
-        if (value !== true) {
-            sub.textContent = value;
-        }
-        xml.appendChild(sub);
-    }
-};
-
-exports.getMultiSubText = function (xml, NS, element, extractor) {
-    var subs = find(xml, NS, element);
-    var results = [];
-
-    extractor = extractor || function (sub) {
-        return sub.textContent || '';
-    };
-
-    for (var i = 0; i < subs.length; i++) {
-        results.push(extractor(subs[i]));
-    }
-
-    return results;
-};
-
-exports.setMultiSubText = function (xml, NS, element, value, builder) {
-    var subs = find(xml, NS, element);
-    var values = [];
-    builder = builder || function (value) {
-        if (value) {
-            var sub = exports.createElement(NS, element, xml.namespaceURI);
-            sub.textContent = value;
-            xml.appendChild(sub);
-        }
-    };
-    if (typeof value === 'string') {
-        values = (value || '').split('\n');
-    } else {
-        values = value;
-    }
-
-    var i, len;
-    for(i = 0, len = subs.length; i < len; i++) {
-        xml.removeChild(subs[i]);
-    }
-
-    for(i = 0, len = values.length; i < len; i++) {
-        builder(values[i]);
-    }
-};
-
-exports.getMultiSubAttribute = function (xml, NS, element, attr) {
-    return exports.getMultiSubText(xml, NS, element, function (sub) {
-        return exports.getAttribute(sub, attr);
-    });
-};
-
-exports.setMultiSubAttribute = function (xml, NS, element, attr, value) {
-    exports.setMultiSubText(xml, NS, element, value, function (val) {
-        var sub = exports.createElement(NS, element, xml.namespaceURI);
-        exports.setAttribute(sub, attr, val);
-        xml.appendChild(sub);
-    });
-};
-
-exports.getSubLangText = function (xml, NS, element, defaultLang) {
-    var subs = find(xml, NS, element);
-    if (!subs.length) {
-        return {};
-    }
-
-    var lang, sub;
-    var results = {};
-    var langs = [];
-
-    for (var i = 0; i < subs.length; i++) {
-        sub = subs[i];
-        lang = sub.getAttributeNS(XML_NS, 'lang') || defaultLang;
-        langs.push(lang);
-        results[lang] = sub.textContent || '';
-    }
-
-    return results;
-};
-
-exports.setSubLangText = function (xml, NS, element, value, defaultLang) {
-    var sub, lang;
-    var subs = find(xml, NS, element);
-    if (subs.length) {
-        for (var i = 0; i < subs.length; i++) {
-            xml.removeChild(subs[i]);
-        }
-    }
-
-    if (typeof value === 'string') {
-        sub = exports.createElement(NS, element, xml.namespaceURI);
-        sub.textContent = value;
-        xml.appendChild(sub);
-    } else if (typeof value === 'object') {
-        for (lang in value) {
-            if (value.hasOwnProperty(lang)) {
-                sub = exports.createElement(NS, element, xml.namespaceURI);
-                if (lang !== defaultLang) {
-                    sub.setAttributeNS(XML_NS, 'lang', lang);
-                }
-                sub.textContent = value[lang];
-                xml.appendChild(sub);
-            }
-        }
-    }
-};
-
-exports.getBoolSub = function (xml, NS, element) {
-    var subs = find(xml, NS, element);
-    return !!subs.length;
-};
-
-exports.setBoolSub = function (xml, NS, element, value) {
-    var subs = find(xml, NS, element);
-    if (!subs.length) {
-        if (value) {
-            var sub = exports.createElement(NS, element, xml.namespaceURI);
-            xml.appendChild(sub);
-        }
-    } else {
-        for (var i = 0; i < subs.length; i++) {
-            if (value) {
-                return;
-            } else {
-                xml.removeChild(subs[i]);
-            }
-        }
-    }
-};
-
-},{"ltx":134}],119:[function(require,module,exports){
-'use strict';
-
-var helpers = require('./helpers');
-var extend = require('lodash.assign');
-
-
-var EXCLUDE = {
-    constructor: true,
-    parent: true,
-    prototype: true,
-    toJSON: true,
-    toString: true,
-    xml: true
-};
-
-
-module.exports = function (JXT, opts) {
-    function Stanza(data, xml, parent) {
-        var self = this;
-
-        var parentNode = (xml || {}).parentNode || (parent || {}).xml;
-        var parentNS = (parentNode || {}).namespaceURI;
-
-        self.xml = xml || helpers.createElement(self._NS, self._EL, parentNS);
-
-        Object.keys(self._PREFIXES).forEach(function (prefix) {
-            var namespace = self._PREFIXES[prefix];
-            self.xml.setAttribute('xmlns:' + prefix, namespace);
-        });
-
-        self._extensions = {};
-
-        for (var i = 0, len = self.xml.childNodes.length; i < len; i++) {
-            var child = self.xml.childNodes[i];
-            var ChildJXT = JXT.getDefinition(child.localName, child.namespaceURI);
-            if (ChildJXT !== undefined) {
-                var name = ChildJXT.prototype._name;
-                self._extensions[name] = new ChildJXT(null, child);
-                self._extensions[name].parent = self;
-            }
-        }
-
-        extend(self, data);
-
-        if (opts.init) {
-            opts.init.apply(self, [data]);
-        }
-
-        return self;
-    }
-
-
-    Stanza.prototype._name = opts.name;
-    Stanza.prototype._eventname = opts.eventName;
-    Stanza.prototype._NS = opts.namespace;
-    Stanza.prototype._EL = opts.element || opts.name;
-    Stanza.prototype._PREFIXES = opts.prefixes || {};
-    Stanza.prototype._TAGS = opts.tags || [];
-
-    Stanza.prototype.toString = function () {
-        return this.xml.toString();
-    };
-
-    Stanza.prototype.toJSON = function () {
-        var prop;
-        var result = {};
-
-        for (prop in this._extensions) {
-            if (this._extensions[prop].toJSON && prop[0] !== '_') {
-                result[prop] = this._extensions[prop].toJSON();
-            }
-        }
-
-        for (prop in this) {
-            var allowedName = !EXCLUDE[prop] && prop[0] !== '_';
-            var isExtensionName = JXT.getExtensions(this._EL, this._NS)[prop];
-
-            if (allowedName && !isExtensionName) {
-                var val = this[prop];
-                if (typeof val === 'function') {
-                    continue;
-                }
-                var type = Object.prototype.toString.call(val);
-                if (type.indexOf('Object') >= 0) {
-                    if (Object.keys(val).length > 0) {
-                        result[prop] = val;
-                    }
-                } else if (type.indexOf('Array') >= 0) {
-                    if (val.length > 0) {
-                        var vals = [];
-                        var len = val.length;
-                        for (var n = 0; n < len; n++) {
-                            var nval = val[n];
-                            if (typeof nval !== 'undefined') {
-                                if (nval.toJSON !== undefined) {
-                                    vals.push(nval.toJSON());
-                                } else {
-                                    vals.push(nval);
-                                }
-                            }
-                        }
-                        result[prop] = vals;
-                    }
-                } else if (val !== undefined && val !== false && val !== '') {
-                    result[prop] = val;
-                }
-            }
-        }
-
-        return result;
-    };
-
-    return Stanza;
-};
-
-},{"./helpers":118,"lodash.assign":121}],120:[function(require,module,exports){
-(function (Buffer){
-'use strict';
-
-var helpers = require('./helpers');
-var extend = require('lodash.assign');
-
-var find = helpers.find;
-var createElement = helpers.createElement;
-
-
-var field = exports.field = function (getter, setter) {
-    return function () {
-        var args = Array.prototype.slice.call(arguments);
-        return {
-            get: function () {
-                return getter.apply(null, [this.xml].concat(args));
-            },
-            set: function (value) {
-                setter.apply(null, ([this.xml].concat(args)).concat([value]));
-            }
-        };
-    };
-};
-
-exports.boolAttribute = field(
-    helpers.getBoolAttribute,
-    helpers.setBoolAttribute);
-
-exports.subAttribute = field(
-    helpers.getSubAttribute,
-    helpers.setSubAttribute);
-
-exports.boolSubAttribute = field(
-    helpers.getSubBoolAttribute,
-    helpers.setSubBoolAttribute);
-
-exports.text = field(
-    helpers.getText,
-    helpers.setText);
-
-exports.textSub = exports.subText = field(
-    helpers.getSubText,
-    helpers.setSubText);
-
-exports.multiTextSub = exports.multiSubText = field(
-    helpers.getMultiSubText,
-    helpers.setMultiSubText);
-
-exports.multiSubAttribute  = field(
-    helpers.getMultiSubAttribute,
-    helpers.setMultiSubAttribute);
-
-exports.langTextSub = exports.subLangText = field(
-    helpers.getSubLangText,
-    helpers.setSubLangText);
-
-exports.boolSub = field(
-    helpers.getBoolSub,
-    helpers.setBoolSub);
-
-exports.langAttribute = field(
-    function (xml) {
-        return xml.getAttributeNS(helpers.XML_NS, 'lang') || '';
-    },
-    function (xml, value) {
-        xml.setAttributeNS(helpers.XML_NS, 'lang', value);
-    }
-);
-
-exports.b64Text = field(
-    function (xml) {
-        if (xml.textContent && xml.textContent !== '=') {
-            return new Buffer(xml.textContent, 'base64');
-        }
-        return '';
-    },
-    function (xml, value) {
-        if (typeof value === 'string') {
-            var b64 = (new Buffer(value)).toString('base64');
-            xml.textContent = b64 || '=';
-        } else {
-            xml.textContent = '';
-        }
-    }
-);
-
-exports.dateAttribute = function (attr, now) {
-    return {
-        get: function () {
-            var data = helpers.getAttribute(this.xml, attr);
-            if (data) {
-                return new Date(data);
-            }
-            if (now) {
-                return new Date(Date.now());
-            }
-        },
-        set: function (value) {
-            if (!value) {
-                return;
-            }
-            if (typeof value !== 'string') {
-                value = value.toISOString();
-            }
-            helpers.setAttribute(this.xml, attr, value);
-        }
-    };
-};
-
-exports.dateSub = function (NS, sub, now) {
-    return {
-        get: function () {
-            var data = helpers.getSubText(this.xml, NS, sub);
-            if (data) {
-                return new Date(data);
-            }
-            if (now) {
-                return new Date(Date.now());
-            }
-        },
-        set: function (value) {
-            if (!value) {
-                return;
-            }
-            if (typeof value !== 'string') {
-                value = value.toISOString();
-            }
-            helpers.setSubText(this.xml, NS, sub, value);
-        }
-    };
-};
-
-exports.dateSubAttribute = function (NS, sub, attr, now) {
-    return {
-        get: function () {
-            var data = helpers.getSubAttribute(this.xml, NS, sub, attr);
-            if (data) {
-                return new Date(data);
-            }
-            if (now) {
-                return new Date(Date.now());
-            }
-        },
-        set: function (value) {
-            if (!value) {
-                return;
-            }
-            if (typeof value !== 'string') {
-                value = value.toISOString();
-            }
-            helpers.setSubAttribute(this.xml, NS, sub, attr, value);
-        }
-    };
-};
-
-exports.numberAttribute = function (attr, isFloat, defaultVal) {
-    return {
-        get: function () {
-            var parse = isFloat ? parseFloat : parseInt;
-            var data = helpers.getAttribute(this.xml, attr, '');
-            if (!data) {
-                return defaultVal;
-            }
-            var parsed = parse(data, 10);
-            if (isNaN(parsed)) {
-                return defaultVal;
-            }
-
-            return parsed;
-        },
-        set: function (value) {
-            helpers.setAttribute(this.xml, attr, value.toString());
-        }
-    };
-};
-
-exports.numberSub = function (NS, sub, isFloat, defaultVal) {
-    return {
-        get: function () {
-            var parse = isFloat ? parseFloat : parseInt;
-            var data = helpers.getSubText(this.xml, NS, sub, '');
-            if (!data) {
-                return defaultVal;
-            }
-
-            var parsed = parse(data, 10);
-            if (isNaN(parsed)) {
-                return defaultVal;
-            }
-
-            return parsed;
-        },
-        set: function (value) {
-            helpers.setSubText(this.xml, NS, sub, value.toString());
-        }
-    };
-};
-
-exports.attribute = function (name, defaultVal) {
-    return {
-        get: function () {
-            return helpers.getAttribute(this.xml, name, defaultVal);
-        },
-        set: function (value) {
-            helpers.setAttribute(this.xml, name, value);
-        }
-    };
-};
-
-exports.attributeNS = function (NS, name, defaultVal) {
-    return {
-        get: function () {
-            return helpers.getAttributeNS(this.xml, NS, name, defaultVal);
-        },
-        set: function (value) {
-            helpers.setAttributeNS(this.xml, NS, name, value);
-        }
-    };
-};
-
-exports.extension = function (ChildJXT) {
-    return {
-        get: function () {
-            var self = this;
-            var name = ChildJXT.prototype._name;
-            if (!this._extensions[name]) {
-                var existing = find(this.xml, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
-                if (!existing.length) {
-                    this._extensions[name] = new ChildJXT({}, null, self);
-                    this.xml.appendChild(this._extensions[name].xml);
-                } else {
-                    this._extensions[name] = new ChildJXT(null, existing[0], self);
-                }
-                this._extensions[name].parent = this;
-            }
-            return this._extensions[name];
-        },
-        set: function (value) {
-            if (value) {
-                var child = this[ChildJXT.prototype._name];
-                if (value === true) {
-                    value = {};
-                }
-                extend(child, value);
-            }
-        }
-    };
-};
-
-exports.multiExtension = function (ChildJXT) {
-    return {
-        get: function () {
-            var self = this;
-            var data = find(this.xml, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
-            var results = [];
-
-            for (var i = 0, len = data.length; i < len; i++) {
-                results.push(new ChildJXT({}, data[i], self));
-            }
-
-            return results;
-        },
-        set: function (value) {
-            value = value || [];
-
-            var self = this;
-            var existing = find(this.xml, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
-
-            var i, len;
-            for (i = 0, len = existing.length; i < len; i++) {
-                self.xml.removeChild(existing[i]);
-            }
-
-            for (i = 0, len = value.length; i < len; i++) {
-                var content = new ChildJXT(value[i], null, self);
-                self.xml.appendChild(content.xml);
-            }
-        }
-    };
-};
-
-exports.enumSub = function (NS, enumValues) {
-    return {
-        get: function () {
-            var self = this;
-            var result = [];
-            enumValues.forEach(function (enumVal) {
-                var exists = find(self.xml, NS, enumVal);
-                if (exists.length) {
-                    result.push(exists[0].nodeName);
-                }
-            });
-            return result[0] || '';
-        },
-        set: function (value) {
-            var self = this;
-            var alreadyExists = false;
-
-            enumValues.forEach(function (enumVal) {
-                var elements = find(self.xml, NS, enumVal);
-                if (elements.length) {
-                    if (enumVal === value) {
-                        alreadyExists = true;
-                    } else {
-                        self.xml.removeChild(elements[0]);
-                    }
-                }
-            });
-
-            if (value && !alreadyExists) {
-                var condition = createElement(NS, value);
-                this.xml.appendChild(condition);
-            }
-        }
-    };
-};
-
-exports.subExtension = function (name, NS, sub, ChildJXT) {
-    return {
-        get: function () {
-            if (!this._extensions[name]) {
-                var wrapper = find(this.xml, NS, sub);
-                if (!wrapper.length) {
-                    wrapper= createElement(NS, sub, this._NS);
-                    this.xml.appendChild(wrapper);
-                } else {
-                    wrapper = wrapper[0];
-                }
-
-                var existing = find(wrapper, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
-                if (!existing.length) {
-                    this._extensions[name] = new ChildJXT({}, null, {xml: wrapper});
-                    wrapper.appendChild(this._extensions[name].xml);
-                } else {
-                    this._extensions[name] = new ChildJXT(null, existing[0], {xml: wrapper});
-                }
-                this._extensions[name].parent = this;
-            }
-            return this._extensions[name];
-        },
-        set: function (value) {
-            var wrapper = find(this.xml, NS, sub);
-            if (wrapper.length && !value) {
-                this.xml.removeChild(wrapper[0]);
-            }
-
-            if (value) {
-                var child = this[name];
-                if (value === true) {
-                    value = {};
-                }
-                extend(child, value);
-            }
-        }
-    };
-};
-
-exports.subMultiExtension = function (NS, sub, ChildJXT) {
-    return {
-        get: function () {
-            var self = this;
-            var results = [];
-            var existing = find(this.xml, NS, sub);
-            if (!existing.length) {
-                return results;
-            }
-            existing = existing[0];
-            var data = find(existing, ChildJXT.prototype._NS, ChildJXT.prototype._EL);
-
-            data.forEach(function (xml) {
-                results.push(new ChildJXT({}, xml, self));
-            });
-            return results;
-        },
-        set: function (values) {
-            var self = this;
-            var existing = find(this.xml, NS, sub);
-            if (existing.length) {
-                self.xml.removeChild(existing[0]);
-            }
-
-            if (!values.length) {
-                return;
-            }
-
-            existing = createElement(NS, sub, this._NS);
-
-            values.forEach(function (value) {
-                var content = new ChildJXT(value, null, self);
-                existing.appendChild(content.xml);
-            });
-
-            self.xml.appendChild(existing);
-        }
-    };
-};
-
-}).call(this,require("buffer").Buffer)
-},{"./helpers":118,"buffer":2,"lodash.assign":121}],121:[function(require,module,exports){
-/**
- * lodash 3.2.0 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var baseAssign = require('lodash._baseassign'),
-    createAssigner = require('lodash._createassigner'),
-    keys = require('lodash.keys');
-
-/**
- * A specialized version of `_.assign` for customizing assigned values without
- * support for argument juggling, multiple sources, and `this` binding `customizer`
- * functions.
- *
- * @private
- * @param {Object} object The destination object.
- * @param {Object} source The source object.
- * @param {Function} customizer The function to customize assigned values.
- * @returns {Object} Returns `object`.
- */
-function assignWith(object, source, customizer) {
-  var index = -1,
-      props = keys(source),
-      length = props.length;
-
-  while (++index < length) {
-    var key = props[index],
-        value = object[key],
-        result = customizer(value, source[key], key, object, source);
-
-    if ((result === result ? (result !== value) : (value === value)) ||
-        (value === undefined && !(key in object))) {
-      object[key] = result;
-    }
-  }
-  return object;
-}
-
-/**
- * Assigns own enumerable properties of source object(s) to the destination
- * object. Subsequent sources overwrite property assignments of previous sources.
- * If `customizer` is provided it is invoked to produce the assigned values.
- * The `customizer` is bound to `thisArg` and invoked with five arguments:
- * (objectValue, sourceValue, key, object, source).
- *
- * **Note:** This method mutates `object` and is based on
- * [`Object.assign`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.assign).
- *
- * @static
- * @memberOf _
- * @alias extend
- * @category Object
- * @param {Object} object The destination object.
- * @param {...Object} [sources] The source objects.
- * @param {Function} [customizer] The function to customize assigned values.
- * @param {*} [thisArg] The `this` binding of `customizer`.
- * @returns {Object} Returns `object`.
- * @example
- *
- * _.assign({ 'user': 'barney' }, { 'age': 40 }, { 'user': 'fred' });
- * // => { 'user': 'fred', 'age': 40 }
- *
- * // using a customizer callback
- * var defaults = _.partialRight(_.assign, function(value, other) {
- *   return _.isUndefined(value) ? other : value;
- * });
- *
- * defaults({ 'user': 'barney' }, { 'age': 36 }, { 'user': 'fred' });
- * // => { 'user': 'barney', 'age': 36 }
- */
-var assign = createAssigner(function(object, source, customizer) {
-  return customizer
-    ? assignWith(object, source, customizer)
-    : baseAssign(object, source);
-});
-
-module.exports = assign;
-
-},{"lodash._baseassign":122,"lodash._createassigner":124,"lodash.keys":128}],122:[function(require,module,exports){
-/**
- * lodash 3.2.0 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var baseCopy = require('lodash._basecopy'),
-    keys = require('lodash.keys');
-
-/**
- * The base implementation of `_.assign` without support for argument juggling,
- * multiple sources, and `customizer` functions.
- *
- * @private
- * @param {Object} object The destination object.
- * @param {Object} source The source object.
- * @returns {Object} Returns `object`.
- */
-function baseAssign(object, source) {
-  return source == null
-    ? object
-    : baseCopy(source, keys(source), object);
-}
-
-module.exports = baseAssign;
-
-},{"lodash._basecopy":123,"lodash.keys":128}],123:[function(require,module,exports){
-/**
- * lodash 3.0.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/**
- * Copies properties of `source` to `object`.
- *
- * @private
- * @param {Object} source The object to copy properties from.
- * @param {Array} props The property names to copy.
- * @param {Object} [object={}] The object to copy properties to.
- * @returns {Object} Returns `object`.
- */
-function baseCopy(source, props, object) {
-  object || (object = {});
-
-  var index = -1,
-      length = props.length;
-
-  while (++index < length) {
-    var key = props[index];
-    object[key] = source[key];
-  }
-  return object;
-}
-
-module.exports = baseCopy;
-
-},{}],124:[function(require,module,exports){
-/**
- * lodash 3.1.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-var bindCallback = require('lodash._bindcallback'),
-    isIterateeCall = require('lodash._isiterateecall'),
-    restParam = require('lodash.restparam');
-
-/**
- * Creates a function that assigns properties of source object(s) to a given
- * destination object.
- *
- * **Note:** This function is used to create `_.assign`, `_.defaults`, and `_.merge`.
- *
- * @private
- * @param {Function} assigner The function to assign values.
- * @returns {Function} Returns the new assigner function.
- */
-function createAssigner(assigner) {
-  return restParam(function(object, sources) {
-    var index = -1,
-        length = object == null ? 0 : sources.length,
-        customizer = length > 2 ? sources[length - 2] : undefined,
-        guard = length > 2 ? sources[2] : undefined,
-        thisArg = length > 1 ? sources[length - 1] : undefined;
-
-    if (typeof customizer == 'function') {
-      customizer = bindCallback(customizer, thisArg, 5);
-      length -= 2;
-    } else {
-      customizer = typeof thisArg == 'function' ? thisArg : undefined;
-      length -= (customizer ? 1 : 0);
-    }
-    if (guard && isIterateeCall(sources[0], sources[1], guard)) {
-      customizer = length < 3 ? undefined : customizer;
-      length = 1;
-    }
-    while (++index < length) {
-      var source = sources[index];
-      if (source) {
-        assigner(object, source, customizer);
-      }
-    }
-    return object;
-  });
-}
-
-module.exports = createAssigner;
-
-},{"lodash._bindcallback":125,"lodash._isiterateecall":126,"lodash.restparam":127}],125:[function(require,module,exports){
-arguments[4][54][0].apply(exports,arguments)
-},{"dup":54}],126:[function(require,module,exports){
-/**
- * lodash 3.0.9 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/** Used to detect unsigned integer values. */
-var reIsUint = /^\d+$/;
-
-/**
- * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
- * of an array-like value.
- */
-var MAX_SAFE_INTEGER = 9007199254740991;
-
-/**
- * The base implementation of `_.property` without support for deep paths.
- *
- * @private
- * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
- */
-function baseProperty(key) {
-  return function(object) {
-    return object == null ? undefined : object[key];
-  };
-}
-
-/**
- * Gets the "length" property value of `object`.
- *
- * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
- * that affects Safari on at least iOS 8.1-8.3 ARM64.
- *
- * @private
- * @param {Object} object The object to query.
- * @returns {*} Returns the "length" value.
- */
-var getLength = baseProperty('length');
-
-/**
- * Checks if `value` is array-like.
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
- */
-function isArrayLike(value) {
-  return value != null && isLength(getLength(value));
-}
-
-/**
- * Checks if `value` is a valid array-like index.
- *
- * @private
- * @param {*} value The value to check.
- * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
- * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
- */
-function isIndex(value, length) {
-  value = (typeof value == 'number' || reIsUint.test(value)) ? +value : -1;
-  length = length == null ? MAX_SAFE_INTEGER : length;
-  return value > -1 && value % 1 == 0 && value < length;
-}
-
-/**
- * Checks if the provided arguments are from an iteratee call.
- *
- * @private
- * @param {*} value The potential iteratee value argument.
- * @param {*} index The potential iteratee index or key argument.
- * @param {*} object The potential iteratee object argument.
- * @returns {boolean} Returns `true` if the arguments are from an iteratee call, else `false`.
- */
-function isIterateeCall(value, index, object) {
-  if (!isObject(object)) {
-    return false;
-  }
-  var type = typeof index;
-  if (type == 'number'
-      ? (isArrayLike(object) && isIndex(index, object.length))
-      : (type == 'string' && index in object)) {
-    var other = object[index];
-    return value === value ? (value === other) : (other !== other);
-  }
-  return false;
-}
-
-/**
- * Checks if `value` is a valid array-like length.
- *
- * **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
- *
- * @private
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
- */
-function isLength(value) {
-  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-}
-
-/**
- * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
- * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
- *
- * @static
- * @memberOf _
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an object, else `false`.
- * @example
- *
- * _.isObject({});
- * // => true
- *
- * _.isObject([1, 2, 3]);
- * // => true
- *
- * _.isObject(1);
- * // => false
- */
-function isObject(value) {
-  // Avoid a V8 JIT bug in Chrome 19-20.
-  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-  var type = typeof value;
-  return !!value && (type == 'object' || type == 'function');
-}
-
-module.exports = isIterateeCall;
-
-},{}],127:[function(require,module,exports){
-/**
- * lodash 3.6.1 (Custom Build) <https://lodash.com/>
- * Build: `lodash modern modularize exports="npm" -o ./`
- * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <https://lodash.com/license>
- */
-
-/** Used as the `TypeError` message for "Functions" methods. */
-var FUNC_ERROR_TEXT = 'Expected a function';
-
-/* Native method references for those with the same name as other `lodash` methods. */
-var nativeMax = Math.max;
-
-/**
- * Creates a function that invokes `func` with the `this` binding of the
- * created function and arguments from `start` and beyond provided as an array.
- *
- * **Note:** This method is based on the [rest parameter](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/rest_parameters).
- *
- * @static
- * @memberOf _
- * @category Function
- * @param {Function} func The function to apply a rest parameter to.
- * @param {number} [start=func.length-1] The start position of the rest parameter.
- * @returns {Function} Returns the new function.
- * @example
- *
- * var say = _.restParam(function(what, names) {
- *   return what + ' ' + _.initial(names).join(', ') +
- *     (_.size(names) > 1 ? ', & ' : '') + _.last(names);
- * });
- *
- * say('hello', 'fred', 'barney', 'pebbles');
- * // => 'hello fred, barney, & pebbles'
- */
-function restParam(func, start) {
-  if (typeof func != 'function') {
-    throw new TypeError(FUNC_ERROR_TEXT);
-  }
-  start = nativeMax(start === undefined ? (func.length - 1) : (+start || 0), 0);
-  return function() {
-    var args = arguments,
-        index = -1,
-        length = nativeMax(args.length - start, 0),
-        rest = Array(length);
-
-    while (++index < length) {
-      rest[index] = args[start + index];
-    }
-    switch (start) {
-      case 0: return func.call(this, rest);
-      case 1: return func.call(this, args[0], rest);
-      case 2: return func.call(this, args[0], args[1], rest);
-    }
-    var otherArgs = Array(start + 1);
-    index = -1;
-    while (++index < start) {
-      otherArgs[index] = args[index];
-    }
-    otherArgs[start] = rest;
-    return func.apply(this, otherArgs);
-  };
-}
-
-module.exports = restParam;
-
-},{}],128:[function(require,module,exports){
-arguments[4][51][0].apply(exports,arguments)
-},{"dup":51,"lodash._getnative":129,"lodash.isarguments":130,"lodash.isarray":131}],129:[function(require,module,exports){
-arguments[4][52][0].apply(exports,arguments)
-},{"dup":52}],130:[function(require,module,exports){
-arguments[4][53][0].apply(exports,arguments)
-},{"dup":53}],131:[function(require,module,exports){
-arguments[4][55][0].apply(exports,arguments)
-},{"dup":55}],132:[function(require,module,exports){
-'use strict';
-
-var util = require('util')
-  , Element = require('./element').Element
-
-function DOMElement(name, attrs) {
-    Element.call(this, name, attrs)
-
-    this.nodeType = 1
-    this.nodeName = this.localName
-}
-
-util.inherits(DOMElement, Element)
-
-DOMElement.prototype._getElement = function(name, attrs) {
-    var element = new DOMElement(name, attrs)
-    return element
-}
-
-Object.defineProperty(DOMElement.prototype, 'localName', {
-    get: function () {
-        return this.getName()
-    }
-})
-
-Object.defineProperty(DOMElement.prototype, 'namespaceURI', {
-    get: function () {
-        return this.getNS()
-    }
-})
-
-Object.defineProperty(DOMElement.prototype, 'parentNode', {
-    get: function () {
-        return this.parent
-    }
-})
-
-Object.defineProperty(DOMElement.prototype, 'childNodes', {
-    get: function () {
-        return this.children
-    }
-})
-
-Object.defineProperty(DOMElement.prototype, 'textContent', {
-    get: function () {
-        return this.getText()
-    },
-    set: function (value) {
-        this.children.push(value)
-    }
-})
-
-DOMElement.prototype.getElementsByTagName = function (name) {
-    return this.getChildren(name)
-}
-
-DOMElement.prototype.getAttribute = function (name) {
-    return this.getAttr(name)
-}
-
-DOMElement.prototype.setAttribute = function (name, value) {
-    this.attr(name, value)
-}
-
-DOMElement.prototype.getAttributeNS = function (ns, name) {
-    if (ns === 'http://www.w3.org/XML/1998/namespace') {
-        return this.getAttr(['xml', name].join(':'))
-    }
-    return this.getAttr(name, ns)
-}
-
-DOMElement.prototype.setAttributeNS = function (ns, name, value) {
-    var prefix
-    if (ns === 'http://www.w3.org/XML/1998/namespace') {
-        prefix = 'xml'
-    } else {
-        var nss = this.getXmlns()
-        prefix = nss[ns] || ''
-    }
-    if (prefix) {
-        this.attr([prefix, name].join(':'), value)
-    }
-}
-
-DOMElement.prototype.removeAttribute = function (name) {
-    this.attr(name, null)
-}
-
-DOMElement.prototype.removeAttributeNS = function (ns, name) {
-    var prefix
-    if (ns === 'http://www.w3.org/XML/1998/namespace') {
-        prefix = 'xml'
-    } else {
-        var nss = this.getXmlns()
-        prefix = nss[ns] || ''
-    }
-    if (prefix) {
-        this.attr([prefix, name].join(':'), null)
-    }
-}
-
-DOMElement.prototype.appendChild = function (el) {
-    this.cnode(el)
-}
-
-DOMElement.prototype.removeChild = function (el) {
-    this.remove(el)
-}
-
-module.exports = DOMElement
-
-},{"./element":133,"util":24}],133:[function(require,module,exports){
-'use strict';
-
-/**
- * This cheap replica of DOM/Builder puts me to shame :-)
- *
- * Attributes are in the element.attrs object. Children is a list of
- * either other Elements or Strings for text content.
- **/
-function Element(name, attrs) {
-    this.name = name
-    this.parent = null
-    this.children = []
-    this.setAttrs(attrs)
-}
-
-/*** Accessors ***/
-
-/**
- * if (element.is('message', 'jabber:client')) ...
- **/
-Element.prototype.is = function(name, xmlns) {
-    return (this.getName() === name) &&
-        (!xmlns || (this.getNS() === xmlns))
-}
-
-/* without prefix */
-Element.prototype.getName = function() {
-    if (this.name.indexOf(':') >= 0) {
-        return this.name.substr(this.name.indexOf(':') + 1)
-    } else {
-        return this.name
-    }
-}
-
-/**
- * retrieves the namespace of the current element, upwards recursively
- **/
-Element.prototype.getNS = function() {
-    if (this.name.indexOf(':') >= 0) {
-        var prefix = this.name.substr(0, this.name.indexOf(':'))
-        return this.findNS(prefix)
-    }
-    return this.findNS()
-}
-
-/**
- * find the namespace to the given prefix, upwards recursively
- **/
-Element.prototype.findNS = function(prefix) {
-    if (!prefix) {
-        /* default namespace */
-        if (this.attrs.xmlns) {
-            return this.attrs.xmlns
-        } else if (this.parent) {
-            return this.parent.findNS()
-        }
-    } else {
-        /* prefixed namespace */
-        var attr = 'xmlns:' + prefix
-        if (this.attrs[attr]) {
-            return this.attrs[attr]
-        } else if (this.parent) {
-            return this.parent.findNS(prefix)
-        }
-    }
-}
-
-/**
- * Recursiverly gets all xmlns defined, in the form of {url:prefix}
- **/
-Element.prototype.getXmlns = function() {
-    var namespaces = {}
-
-    if (this.parent) {
-        namespaces = this.parent.getXmlns()
-    }
-
-    for (var attr in this.attrs) {
-        var m = attr.match('xmlns:?(.*)')
-        if (this.attrs.hasOwnProperty(attr) && m) {
-            namespaces[this.attrs[attr]] = m[1]
-        }
-    }
-    return namespaces
-}
-
-Element.prototype.setAttrs = function(attrs) {
-    this.attrs = {}
-
-    if (typeof attrs === 'string')
-        this.attrs.xmlns = attrs
-    else if (attrs) {
-        Object.keys(attrs).forEach(function(key) {
-            this.attrs[key] = attrs[key]
-        }, this)
-    }
-}
-
-/**
- * xmlns can be null, returns the matching attribute.
- **/
-Element.prototype.getAttr = function(name, xmlns) {
-    if (!xmlns) {
-        return this.attrs[name]
-    }
-
-    var namespaces = this.getXmlns()
-
-    if (!namespaces[xmlns]) {
-        return null
-    }
-
-    return this.attrs[[namespaces[xmlns], name].join(':')]
-}
-
-/**
- * xmlns can be null
- **/
-Element.prototype.getChild = function(name, xmlns) {
-    return this.getChildren(name, xmlns)[0]
-}
-
-/**
- * xmlns can be null
- **/
-Element.prototype.getChildren = function(name, xmlns) {
-    var result = []
-    for (var i = 0; i < this.children.length; i++) {
-        var child = this.children[i]
-        if (child.getName &&
-            (child.getName() === name) &&
-            (!xmlns || (child.getNS() === xmlns)))
-            result.push(child)
-    }
-    return result
-}
-
-/**
- * xmlns and recursive can be null
- **/
-Element.prototype.getChildByAttr = function(attr, val, xmlns, recursive) {
-    return this.getChildrenByAttr(attr, val, xmlns, recursive)[0]
-}
-
-/**
- * xmlns and recursive can be null
- **/
-Element.prototype.getChildrenByAttr = function(attr, val, xmlns, recursive) {
-    var result = []
-    for (var i = 0; i < this.children.length; i++) {
-        var child = this.children[i]
-        if (child.attrs &&
-            (child.attrs[attr] === val) &&
-            (!xmlns || (child.getNS() === xmlns)))
-            result.push(child)
-        if (recursive && child.getChildrenByAttr) {
-            result.push(child.getChildrenByAttr(attr, val, xmlns, true))
-        }
-    }
-    if (recursive) {
-        result = [].concat.apply([], result)
-    }
-    return result
-}
-
-Element.prototype.getChildrenByFilter = function(filter, recursive) {
-    var result = []
-    for (var i = 0; i < this.children.length; i++) {
-        var child = this.children[i]
-        if (filter(child))
-            result.push(child)
-        if (recursive && child.getChildrenByFilter){
-            result.push(child.getChildrenByFilter(filter, true))
-        }
-    }
-    if (recursive) {
-        result = [].concat.apply([], result)
-    }
-    return result
-}
-
-Element.prototype.getText = function() {
-    var text = ''
-    for (var i = 0; i < this.children.length; i++) {
-        var child = this.children[i]
-        if ((typeof child === 'string') || (typeof child === 'number')) {
-            text += child
-        }
-    }
-    return text
-}
-
-Element.prototype.getChildText = function(name, xmlns) {
-    var child = this.getChild(name, xmlns)
-    return child ? child.getText() : null
-}
-
-/**
- * Return all direct descendents that are Elements.
- * This differs from `getChildren` in that it will exclude text nodes,
- * processing instructions, etc.
- */
-Element.prototype.getChildElements = function() {
-    return this.getChildrenByFilter(function(child) {
-        return child instanceof Element
-    })
-}
-
-/*** Builder ***/
-
-/** returns uppermost parent */
-Element.prototype.root = function() {
-    if (this.parent) {
-        return this.parent.root()
-    }
-    return this
-}
-Element.prototype.tree = Element.prototype.root
-
-/** just parent or itself */
-Element.prototype.up = function() {
-    if (this.parent) {
-        return this.parent
-    }
-    return this
-}
-
-Element.prototype._getElement = function(name, attrs) {
-    var element = new Element(name, attrs)
-    return element
-}
-
-/** create child node and return it */
-Element.prototype.c = function(name, attrs) {
-    return this.cnode(this._getElement(name, attrs))
-}
-
-Element.prototype.cnode = function(child) {
-    this.children.push(child)
-    if (typeof child === 'object') {
-        child.parent = this
-    }
-    return child
-}
-
-/** add text node and return element */
-Element.prototype.t = function(text) {
-    this.children.push(text)
-    return this
-}
-
-/*** Manipulation ***/
-
-/**
- * Either:
- *   el.remove(childEl)
- *   el.remove('author', 'urn:...')
- */
-Element.prototype.remove = function(el, xmlns) {
-    var filter
-    if (typeof el === 'string') {
-        /* 1st parameter is tag name */
-        filter = function(child) {
-            return !(child.is &&
-                 child.is(el, xmlns))
-        }
-    } else {
-        /* 1st parameter is element */
-        filter = function(child) {
-            return child !== el
-        }
-    }
-
-    this.children = this.children.filter(filter)
-
-    return this
-}
-
-/**
- * To use in case you want the same XML data for separate uses.
- * Please refrain from this practise unless you know what you are
- * doing. Building XML with ltx is easy!
- */
-Element.prototype.clone = function() {
-    var clone = this._getElement(this.name, this.attrs)
-    for (var i = 0; i < this.children.length; i++) {
-        var child = this.children[i]
-        clone.cnode(child.clone ? child.clone() : child)
-    }
-    return clone
-}
-
-Element.prototype.text = function(val) {
-    if (val && this.children.length === 1) {
-        this.children[0] = val
-        return this
-    }
-    return this.getText()
-}
-
-Element.prototype.attr = function(attr, val) {
-    if (((typeof val !== 'undefined') || (val === null))) {
-        if (!this.attrs) {
-            this.attrs = {}
-        }
-        this.attrs[attr] = val
-        return this
-    }
-    return this.attrs[attr]
-}
-
-/*** Serialization ***/
-
-Element.prototype.toString = function() {
-    var s = ''
-    this.write(function(c) {
-        s += c
-    })
-    return s
-}
-
-Element.prototype.toJSON = function() {
-    return {
-        name: this.name,
-        attrs: this.attrs,
-        children: this.children.map(function(child) {
-            return child && child.toJSON ? child.toJSON() : child
-        })
-    }
-}
-
-Element.prototype._addChildren = function(writer) {
-    writer('>')
-    for (var i = 0; i < this.children.length; i++) {
-        var child = this.children[i]
-        /* Skip null/undefined */
-        if (child || (child === 0)) {
-            if (child.write) {
-                child.write(writer)
-            } else if (typeof child === 'string') {
-                writer(escapeXmlText(child))
-            } else if (child.toString) {
-                writer(escapeXmlText(child.toString(10)))
-            }
-        }
-    }
-    writer('</')
-    writer(this.name)
-    writer('>')
-}
-
-Element.prototype.write = function(writer) {
-    writer('<')
-    writer(this.name)
-    for (var k in this.attrs) {
-        var v = this.attrs[k]
-        if (v || (v === '') || (v === 0)) {
-            writer(' ')
-            writer(k)
-            writer('="')
-            if (typeof v !== 'string') {
-                v = v.toString(10)
-            }
-            writer(escapeXml(v))
-            writer('"')
-        }
-    }
-    if (this.children.length === 0) {
-        writer('/>')
-    } else {
-        this._addChildren(writer)
-    }
-}
-
-function escapeXml(s) {
-    return s.
-        replace(/\&/g, '&').
-        replace(/</g, '<').
-        replace(/>/g, '>').
-        replace(/"/g, '"').
-        replace(/"/g, ''')
-}
-
-function escapeXmlText(s) {
-    return s.
-        replace(/\&/g, '&').
-        replace(/</g, '<').
-        replace(/>/g, '>')
-}
-
-exports.Element = Element
-exports.escapeXml = escapeXml
-
-},{}],134:[function(require,module,exports){
-'use strict';
-
-/* Cause browserify to bundle SAX parsers: */
-var parse = require('./parse')
-
-parse.availableSaxParsers.push(parse.bestSaxParser = require('./sax/sax_ltx'))
-
-/* SHIM */
-module.exports = require('./index')
-},{"./index":135,"./parse":136,"./sax/sax_ltx":137}],135:[function(require,module,exports){
-'use strict';
-
-var parse = require('./parse')
-
-/**
- * The only (relevant) data structure
- */
-exports.Element = require('./dom-element')
-
-/**
- * Helper
- */
-exports.escapeXml = require('./element').escapeXml
-
-/**
- * DOM parser interface
- */
-exports.parse = parse.parse
-exports.Parser = parse.Parser
-
-/**
- * SAX parser interface
- */
-exports.availableSaxParsers = parse.availableSaxParsers
-exports.bestSaxParser = parse.bestSaxParser
-
-},{"./dom-element":132,"./element":133,"./parse":136}],136:[function(require,module,exports){
-'use strict';
-
-var events = require('events')
-  , util = require('util')
-  , DOMElement = require('./dom-element')
-
-
-exports.availableSaxParsers = []
-exports.bestSaxParser = null
-
-var saxParsers = [
-    './sax/sax_expat.js',
-    './sax/sax_ltx.js',
-    /*'./sax_easysax.js', './sax_node-xml.js',*/
-    './sax/sax_saxjs.js'
-]
-
-saxParsers.forEach(function(modName) {
-    var mod
-    try {
-        mod = require(modName)
-    } catch (e) {
-        /* Silently missing libraries drop for debug:
-        console.error(e.stack || e)
-         */
-    }
-    if (mod) {
-        exports.availableSaxParsers.push(mod)
-        if (!exports.bestSaxParser) {
-            exports.bestSaxParser = mod
-        }
-    }
-})
-
-exports.Parser = function(saxParser) {
-    events.EventEmitter.call(this)
-    var self = this
-
-    var ParserMod = saxParser || exports.bestSaxParser
-    if (!ParserMod) {
-        throw new Error('No SAX parser available')
-    }
-    this.parser = new ParserMod()
-
-    var el
-    this.parser.addListener('startElement', function(name, attrs) {
-        var child = new DOMElement(name, attrs)
-        if (!el) {
-            el = child
-        } else {
-            el = el.cnode(child)
-        }
-    })
-    this.parser.addListener('endElement', function(name) {
-        /* jshint -W035 */
-        if (!el) {
-            /* Err */
-        } else if (name === el.name) {
-            if (el.parent) {
-                el = el.parent
-            } else if (!self.tree) {
-                self.tree = el
-                el = undefined
-            }
-        }
-        /* jshint +W035 */
-    })
-    this.parser.addListener('text', function(str) {
-        if (el) {
-            el.t(str)
-        }
-    })
-    this.parser.addListener('error', function(e) {
-        self.error = e
-        self.emit('error', e)
-    })
-}
-
-util.inherits(exports.Parser, events.EventEmitter)
-
-exports.Parser.prototype.write = function(data) {
-    this.parser.write(data)
-}
-
-exports.Parser.prototype.end = function(data) {
-    this.parser.end(data)
-
-    if (!this.error) {
-        if (this.tree) {
-            this.emit('tree', this.tree)
-        } else {
-            this.emit('error', new Error('Incomplete document'))
-        }
-    }
-}
-
-exports.parse = function(data, saxParser) {
-    var p = new exports.Parser(saxParser)
-    var result = null
-      , error = null
-
-    p.on('tree', function(tree) {
-        result = tree
-    })
-    p.on('error', function(e) {
-        error = e
-    })
-
-    p.write(data)
-    p.end()
-
-    if (error) {
-        throw error
-    } else {
-        return result
-    }
-}
-
-},{"./dom-element":132,"events":6,"util":24}],137:[function(require,module,exports){
-'use strict';
-
-var util = require('util')
-  , events = require('events')
-
-var STATE_TEXT = 0,
-    STATE_IGNORE_TAG = 1,
-    STATE_TAG_NAME = 2,
-    STATE_TAG = 3,
-    STATE_ATTR_NAME = 4,
-    STATE_ATTR_EQ = 5,
-    STATE_ATTR_QUOT = 6,
-    STATE_ATTR_VALUE = 7
-
-var SaxLtx = module.exports = function SaxLtx() {
-    events.EventEmitter.call(this)
-
-    var state = STATE_TEXT, remainder
-    var tagName, attrs, endTag, selfClosing, attrQuote
-    var recordStart = 0
-    var attrName
-
-    this._handleTagOpening = function(endTag, tagName, attrs) {
-        if (!endTag) {
-            this.emit('startElement', tagName, attrs)
-            if (selfClosing) {
-                this.emit('endElement', tagName)
-            }
-        } else {
-            this.emit('endElement', tagName)
-        }
-    }
-
-    this.write = function(data) {
-        /* jshint -W071 */
-        /* jshint -W074 */
-        if (typeof data !== 'string') {
-            data = data.toString()
-        }
-        var pos = 0
-
-        /* Anything from previous write()? */
-        if (remainder) {
-            data = remainder + data
-            pos += remainder.length
-            remainder = null
-        }
-
-        function endRecording() {
-            if (typeof recordStart === 'number') {
-                var recorded = data.slice(recordStart, pos)
-                recordStart = undefined
-                return recorded
-            }
-        }
-
-        for(; pos < data.length; pos++) {
-            var c = data.charCodeAt(pos)
-            //console.log("state", state, "c", c, data[pos])
-            switch(state) {
-            case STATE_TEXT:
-                if (c === 60 /* < */) {
-                    var text = endRecording()
-                    if (text) {
-                        this.emit('text', unescapeXml(text))
-                    }
-                    state = STATE_TAG_NAME
-                    recordStart = pos + 1
-                    attrs = {}
-                }
-                break
-            case STATE_TAG_NAME:
-                if (c === 47 /* / */ && recordStart === pos) {
-                    recordStart = pos + 1
-                    endTag = true
-                } else if (c === 33 /* ! */ || c === 63 /* ? */) {
-                    recordStart = undefined
-                    state = STATE_IGNORE_TAG
-                } else if (c <= 32 || c === 47 /* / */ || c === 62 /* > */) {
-                    tagName = endRecording()
-                    pos--
-                    state = STATE_TAG
-                }
-                break
-            case STATE_IGNORE_TAG:
-                if (c === 62 /* > */) {
-                    state = STATE_TEXT
-                }
-                break
-            case STATE_TAG:
-                if (c === 62 /* > */) {
-                    this._handleTagOpening(endTag, tagName, attrs)
-                    tagName = undefined
-                    attrs = undefined
-                    endTag = undefined
-                    selfClosing = undefined
-                    state = STATE_TEXT
-                    recordStart = pos + 1
-                } else if (c === 47 /* / */) {
-                    selfClosing = true
-                } else if (c > 32) {
-                    recordStart = pos
-                    state = STATE_ATTR_NAME
-                }
-                break
-            case STATE_ATTR_NAME:
-                if (c <= 32 || c === 61 /* = */) {
-                    attrName = endRecording()
-                    pos--
-                    state = STATE_ATTR_EQ
-                }
-                break
-            case STATE_ATTR_EQ:
-                if (c === 61 /* = */) {
-                    state = STATE_ATTR_QUOT
-                }
-                break
-            case STATE_ATTR_QUOT:
-                if (c === 34 /* " */ || c === 39 /* ' */) {
-                    attrQuote = c
-                    state = STATE_ATTR_VALUE
-                    recordStart = pos + 1
-                }
-                break
-            case STATE_ATTR_VALUE:
-                if (c === attrQuote) {
-                    var value = unescapeXml(endRecording())
-                    attrs[attrName] = value
-                    attrName = undefined
-                    state = STATE_TAG
-                }
-                break
-            }
-        }
-
-        if (typeof recordStart === 'number' &&
-            recordStart <= data.length) {
-
-            remainder = data.slice(recordStart)
-            recordStart = 0
-        }
-    }
-
-    /*var origEmit = this.emit
-    this.emit = function() {
-    console.log('ltx', arguments)
-    origEmit.apply(this, arguments)
-    }*/
-}
-util.inherits(SaxLtx, events.EventEmitter)
-
-
-SaxLtx.prototype.end = function(data) {
-    if (data) {
-        this.write(data)
-    }
-
-    /* Uh, yeah */
-    this.write = function() {}
-}
-
-function unescapeXml(s) {
-    return s.
-        replace(/\&(amp|#38);/g, '&').
-        replace(/\&(lt|#60);/g, '<').
-        replace(/\&(gt|#62);/g, '>').
-        replace(/\&(quot|#34);/g, '"').
-        replace(/\&(apos|#39);/g, '\'').
-        replace(/\&(nbsp|#160);/g, '\n')
-}
-
-},{"events":6,"util":24}],138:[function(require,module,exports){
-arguments[4][113][0].apply(exports,arguments)
-},{"dup":113}],139:[function(require,module,exports){
-arguments[4][114][0].apply(exports,arguments)
-},{"./rng":138,"dup":114}],140:[function(require,module,exports){
-/*
- *  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree.
- */
-
-/* More information about these options at jshint.com/docs/options */
-/* jshint browser: true, camelcase: true, curly: true, devel: true,
-   eqeqeq: true, forin: false, globalstrict: true, node: true,
-   quotmark: single, undef: true, unused: strict */
-/* global mozRTCIceCandidate, mozRTCPeerConnection, Promise,
-mozRTCSessionDescription, webkitRTCPeerConnection, MediaStreamTrack */
-/* exported trace,requestUserMedia */
-
-'use strict';
-
-var getUserMedia = null;
-var attachMediaStream = null;
-var reattachMediaStream = null;
-var webrtcDetectedBrowser = null;
-var webrtcDetectedVersion = null;
-var webrtcMinimumVersion = null;
-var webrtcUtils = {
-  log: function() {
-    // suppress console.log output when being included as a module.
-    if (typeof module !== 'undefined' ||
-        typeof require === 'function' && typeof define === 'function') {
-      return;
-    }
-    console.log.apply(console, arguments);
-  }
-};
-
-function trace(text) {
-  // This function is used for logging.
-  if (text[text.length - 1] === '\n') {
-    text = text.substring(0, text.length - 1);
-  }
-  if (window.performance) {
-    var now = (window.performance.now() / 1000).toFixed(3);
-    webrtcUtils.log(now + ': ' + text);
-  } else {
-    webrtcUtils.log(text);
-  }
-}
-
-if (typeof window === 'undefined' || !window.navigator) {
-  webrtcUtils.log('This does not appear to be a browser');
-  webrtcDetectedBrowser = 'not a browser';
-} else if (navigator.mozGetUserMedia && window.mozRTCPeerConnection) {
-  webrtcUtils.log('This appears to be Firefox');
-
-  webrtcDetectedBrowser = 'firefox';
-
-  // the detected firefox version.
-  webrtcDetectedVersion =
-    parseInt(navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1], 10);
-
-  // the minimum firefox version still supported by adapter.
-  webrtcMinimumVersion = 31;
-
-  // The RTCPeerConnection object.
-  window.RTCPeerConnection = function(pcConfig, pcConstraints) {
-    if (webrtcDetectedVersion < 38) {
-      // .urls is not supported in FF < 38.
-      // create RTCIceServers with a single url.
-      if (pcConfig && pcConfig.iceServers) {
-        var newIceServers = [];
-        for (var i = 0; i < pcConfig.iceServers.length; i++) {
-          var server = pcConfig.iceServers[i];
-          if (server.hasOwnProperty('urls')) {
-            for (var j = 0; j < server.urls.length; j++) {
-              var newServer = {
-                url: server.urls[j]
-              };
-              if (server.urls[j].indexOf('turn') === 0) {
-                newServer.username = server.username;
-                newServer.credential = server.credential;
-              }
-              newIceServers.push(newServer);
-            }
-          } else {
-            newIceServers.push(pcConfig.iceServers[i]);
-          }
-        }
-        pcConfig.iceServers = newIceServers;
-      }
-    }
-    return new mozRTCPeerConnection(pcConfig, pcConstraints); // jscs:ignore requireCapitalizedConstructors
-  };
-
-  // The RTCSessionDescription object.
-  window.RTCSessionDescription = mozRTCSessionDescription;
-
-  // The RTCIceCandidate object.
-  window.RTCIceCandidate = mozRTCIceCandidate;
-
-  // getUserMedia constraints shim.
-  getUserMedia = function(constraints, onSuccess, onError) {
-    var constraintsToFF37 = function(c) {
-      if (typeof c !== 'object' || c.require) {
-        return c;
-      }
-      var require = [];
-      Object.keys(c).forEach(function(key) {
-        if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
-          return;
-        }
-        var r = c[key] = (typeof c[key] === 'object') ?
-            c[key] : {ideal: c[key]};
-        if (r.min !== undefined ||
-            r.max !== undefined || r.exact !== undefined) {
-          require.push(key);
-        }
-        if (r.exact !== undefined) {
-          if (typeof r.exact === 'number') {
-            r.min = r.max = r.exact;
-          } else {
-            c[key] = r.exact;
-          }
-          delete r.exact;
-        }
-        if (r.ideal !== undefined) {
-          c.advanced = c.advanced || [];
-          var oc = {};
-          if (typeof r.ideal === 'number') {
-            oc[key] = {min: r.ideal, max: r.ideal};
-          } else {
-            oc[key] = r.ideal;
-          }
-          c.advanced.push(oc);
-          delete r.ideal;
-          if (!Object.keys(r).length) {
-            delete c[key];
-          }
-        }
-      });
-      if (require.length) {
-        c.require = require;
-      }
-      return c;
-    };
-    if (webrtcDetectedVersion < 38) {
-      webrtcUtils.log('spec: ' + JSON.stringify(constraints));
-      if (constraints.audio) {
-        constraints.audio = constraintsToFF37(constraints.audio);
-      }
-      if (constraints.video) {
-        constraints.video = constraintsToFF37(constraints.video);
-      }
-      webrtcUtils.log('ff37: ' + JSON.stringify(constraints));
-    }
-    return navigator.mozGetUserMedia(constraints, onSuccess, onError);
-  };
-
-  navigator.getUserMedia = getUserMedia;
-
-  // Shim for mediaDevices on older versions.
-  if (!navigator.mediaDevices) {
-    navigator.mediaDevices = {getUserMedia: requestUserMedia,
-      addEventListener: function() { },
-      removeEventListener: function() { }
-    };
-  }
-  navigator.mediaDevices.enumerateDevices =
-      navigator.mediaDevices.enumerateDevices || function() {
-    return new Promise(function(resolve) {
-      var infos = [
-        {kind: 'audioinput', deviceId: 'default', label: '', groupId: ''},
-        {kind: 'videoinput', deviceId: 'default', label: '', groupId: ''}
-      ];
-      resolve(infos);
-    });
-  };
-
-  if (webrtcDetectedVersion < 41) {
-    // Work around http://bugzil.la/1169665
-    var orgEnumerateDevices =
-        navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);
-    navigator.mediaDevices.enumerateDevices = function() {
-      return orgEnumerateDevices().catch(function(e) {
-        if (e.name === 'NotFoundError') {
-          return [];
-        }
-        throw e;
-      });
-    };
-  }
-
-  Object.defineProperty(HTMLVideoElement.prototype, 'srcObject', {
-    get: function() {
-      return this.mozSrcObject;
-    },
-    set: function(stream) {
-      this.mozSrcObject = stream;
-    }
-  });
-  // Attach a media stream to an element.
-  attachMediaStream = function(element, stream) {
-    element.srcObject = stream;
-  };
-
-  reattachMediaStream = function(to, from) {
-    to.srcObject = from.srcObject;
-  };
-
-} else if (navigator.webkitGetUserMedia) {
-  webrtcUtils.log('This appears to be Chrome');
-
-  webrtcDetectedBrowser = 'chrome';
-
-  // the detected chrome version.
-  webrtcDetectedVersion =
-    parseInt(navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./)[2], 10);
-
-  // the minimum chrome version still supported by adapter.
-  webrtcMinimumVersion = 38;
-
-  // The RTCPeerConnection object.
-  window.RTCPeerConnection = function(pcConfig, pcConstraints) {
-    // Translate iceTransportPolicy to iceTransports,
-    // see https://code.google.com/p/webrtc/issues/detail?id=4869
-    if (pcConfig && pcConfig.iceTransportPolicy) {
-      pcConfig.iceTransports = pcConfig.iceTransportPolicy;
-    }
-
-    var pc = new webkitRTCPeerConnection(pcConfig, pcConstraints); // jscs:ignore requireCapitalizedConstructors
-    var origGetStats = pc.getStats.bind(pc);
-    pc.getStats = function(selector, successCallback, errorCallback) { // jshint ignore: line
-      var self = this;
-      var args = arguments;
-
-      // If selector is a function then we are in the old style stats so just
-      // pass back the original getStats format to avoid breaking old users.
-      if (arguments.length > 0 && typeof selector === 'function') {
-        return origGetStats(selector, successCallback);
-      }
-
-      var fixChromeStats = function(response) {
-        var standardReport = {};
-        var reports = response.result();
-        reports.forEach(function(report) {
-          var standardStats = {
-            id: report.id,
-            timestamp: report.timestamp,
-            type: report.type
-          };
-          report.names().forEach(function(name) {
-            standardStats[name] = report.stat(name);
-          });
-          standardReport[standardStats.id] = standardStats;
-        });
-
-        return standardReport;
-      };
-
-      if (arguments.length >= 2) {
-        var successCallbackWrapper = function(response) {
-          args[1](fixChromeStats(response));
-        };
-
-        return origGetStats.apply(this, [successCallbackWrapper, arguments[0]]);
-      }
-
-      // promise-support
-      return new Promise(function(resolve, reject) {
-        if (args.length === 1 && selector === null) {
-          origGetStats.apply(self, [
-              function(response) {
-                resolve.apply(null, [fixChromeStats(response)]);
-              }, reject]);
-        } else {
-          origGetStats.apply(self, [resolve, reject]);
-        }
-      });
-    };
-
-    return pc;
-  };
-
-  // add promise support
-  ['createOffer', 'createAnswer'].forEach(function(method) {
-    var nativeMethod = webkitRTCPeerConnection.prototype[method];
-    webkitRTCPeerConnection.prototype[method] = function() {
-      var self = this;
-      if (arguments.length < 1 || (arguments.length === 1 &&
-          typeof(arguments[0]) === 'object')) {
-        var opts = arguments.length === 1 ? arguments[0] : undefined;
-        return new Promise(function(resolve, reject) {
-          nativeMethod.apply(self, [resolve, reject, opts]);
-        });
-      } else {
-        return nativeMethod.apply(this, arguments);
-      }
-    };
-  });
-
-  ['setLocalDescription', 'setRemoteDescription',
-      'addIceCandidate'].forEach(function(method) {
-    var nativeMethod = webkitRTCPeerConnection.prototype[method];
-    webkitRTCPeerConnection.prototype[method] = function() {
-      var args = arguments;
-      var self = this;
-      return new Promise(function(resolve, reject) {
-        nativeMethod.apply(self, [args[0],
-            function() {
-              resolve();
-              if (args.length >= 2) {
-                args[1].apply(null, []);
-              }
-            },
-            function(err) {
-              reject(err);
-              if (args.length >= 3) {
-                args[2].apply(null, [err]);
-              }
-            }]
-          );
-      });
-    };
-  });
-
-  // getUserMedia constraints shim.
-  var constraintsToChrome = function(c) {
-    if (typeof c !== 'object' || c.mandatory || c.optional) {
-      return c;
-    }
-    var cc = {};
-    Object.keys(c).forEach(function(key) {
-      if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
-        return;
-      }
-      var r = (typeof c[key] === 'object') ? c[key] : {ideal: c[key]};
-      if (r.exact !== undefined && typeof r.exact === 'number') {
-        r.min = r.max = r.exact;
-      }
-      var oldname = function(prefix, name) {
-        if (prefix) {
-          return prefix + name.charAt(0).toUpperCase() + name.slice(1);
-        }
-        return (name === 'deviceId') ? 'sourceId' : name;
-      };
-      if (r.ideal !== undefined) {
-        cc.optional = cc.optional || [];
-        var oc = {};
-        if (typeof r.ideal === 'number') {
-          oc[oldname('min', key)] = r.ideal;
-          cc.optional.push(oc);
-          oc = {};
-          oc[oldname('max', key)] = r.ideal;
-          cc.optional.push(oc);
-        } else {
-          oc[oldname('', key)] = r.ideal;
-          cc.optional.push(oc);
-        }
-      }
-      if (r.exact !== undefined && typeof r.exact !== 'number') {
-        cc.mandatory = cc.mandatory || {};
-        cc.mandatory[oldname('', key)] = r.exact;
-      } else {
-        ['min', 'max'].forEach(function(mix) {
-          if (r[mix] !== undefined) {
-            cc.mandatory = cc.mandatory || {};
-            cc.mandatory[oldname(mix, key)] = r[mix];
-          }
-        });
-      }
-    });
-    if (c.advanced) {
-      cc.optional = (cc.optional || []).concat(c.advanced);
-    }
-    return cc;
-  };
-
-  getUserMedia = function(constraints, onSuccess, onError) {
-    if (constraints.audio) {
-      constraints.audio = constraintsToChrome(constraints.audio);
-    }
-    if (constraints.video) {
-      constraints.video = constraintsToChrome(constraints.video);
-    }
-    webrtcUtils.log('chrome: ' + JSON.stringify(constraints));
-    return navigator.webkitGetUserMedia(constraints, onSuccess, onError);
-  };
-  navigator.getUserMedia = getUserMedia;
-
-  if (!navigator.mediaDevices) {
-    navigator.mediaDevices = {getUserMedia: requestUserMedia,
-                              enumerateDevices: function() {
-      return new Promise(function(resolve) {
-        var kinds = {audio: 'audioinput', video: 'videoinput'};
-        return MediaStreamTrack.getSources(function(devices) {
-          resolve(devices.map(function(device) {
-            return {label: device.label,
-                    kind: kinds[device.kind],
-                    deviceId: device.id,
-                    groupId: ''};
-          }));
-        });
-      });
-    }};
-  }
-
-  // A shim for getUserMedia method on the mediaDevices object.
-  // TODO(KaptenJansson) remove once implemented in Chrome stable.
-  if (!navigator.mediaDevices.getUserMedia) {
-    navigator.mediaDevices.getUserMedia = function(constraints) {
-      return requestUserMedia(constraints);
-    };
-  } else {
-    // Even though Chrome 45 has navigator.mediaDevices and a getUserMedia
-    // function which returns a Promise, it does not accept spec-style
-    // constraints.
-    var origGetUserMedia = navigator.mediaDevices.getUserMedia.
-        bind(navigator.mediaDevices);
-    navigator.mediaDevices.getUserMedia = function(c) {
-      webrtcUtils.log('spec:   ' + JSON.stringify(c)); // whitespace for alignment
-      c.audio = constraintsToChrome(c.audio);
-      c.video = constraintsToChrome(c.video);
-      webrtcUtils.log('chrome: ' + JSON.stringify(c));
-      return origGetUserMedia(c);
-    };
-  }
-
-  // Dummy devicechange event methods.
-  // TODO(KaptenJansson) remove once implemented in Chrome stable.
-  if (typeof navigator.mediaDevices.addEventListener === 'undefined') {
-    navigator.mediaDevices.addEventListener = function() {
-      webrtcUtils.log('Dummy mediaDevices.addEventListener called.');
-    };
-  }
-  if (typeof navigator.mediaDevices.removeEventListener === 'undefined') {
-    navigator.mediaDevices.removeEventListener = function() {
-      webrtcUtils.log('Dummy mediaDevices.removeEventListener called.');
-    };
-  }
-
-  Object.defineProperty(HTMLVideoElement.prototype, 'srcObject', {
-    get: function() {
-      return this._srcObject;
-    },
-    set: function(stream) {
-      this._srcObject = stream;
-      this.src = URL.createObjectURL(stream);
-    }
-  });
-
-  // Attach a media stream to an element.
-  attachMediaStream = function(element, stream) {
-    if (webrtcDetectedVersion >= 43) {
-      element.srcObject = stream;
-    } else if (typeof element.src !== 'undefined') {
-      element.src = URL.createObjectURL(stream);
-    } else {
-      webrtcUtils.log('Error attaching stream to element.');
-    }
-  };
-  reattachMediaStream = function(to, from) {
-    if (webrtcDetectedVersion >= 43) {
-      to.srcObject = from.srcObject;
-    } else {
-      to.src = from.src;
-    }
-  };
-
-} else if (navigator.mediaDevices && navigator.userAgent.match(
-    /Edge\/(\d+).(\d+)$/)) {
-  webrtcUtils.log('This appears to be Edge');
-  webrtcDetectedBrowser = 'edge';
-
-  webrtcDetectedVersion =
-    parseInt(navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)[2], 10);
-
-  // the minimum version still supported by adapter.
-  webrtcMinimumVersion = 12;
-
-  getUserMedia = navigator.getUserMedia;
-
-  attachMediaStream = function(element, stream) {
-    element.srcObject = stream;
-  };
-  reattachMediaStream = function(to, from) {
-    to.srcObject = from.srcObject;
-  };
-} else {
-  webrtcUtils.log('Browser does not appear to be WebRTC-capable');
-}
-
-// Returns the result of getUserMedia as a Promise.
-function requestUserMedia(constraints) {
-  return new Promise(function(resolve, reject) {
-    getUserMedia(constraints, resolve, reject);
-  });
-}
-
-var webrtcTesting = {};
-Object.defineProperty(webrtcTesting, 'version', {
-  set: function(version) {
-    webrtcDetectedVersion = version;
-  }
-});
-
-if (typeof module !== 'undefined') {
-  var RTCPeerConnection;
-  if (typeof window !== 'undefined') {
-    RTCPeerConnection = window.RTCPeerConnection;
-  }
-  module.exports = {
-    RTCPeerConnection: RTCPeerConnection,
-    getUserMedia: getUserMedia,
-    attachMediaStream: attachMediaStream,
-    reattachMediaStream: reattachMediaStream,
-    webrtcDetectedBrowser: webrtcDetectedBrowser,
-    webrtcDetectedVersion: webrtcDetectedVersion,
-    webrtcMinimumVersion: webrtcMinimumVersion,
-    webrtcTesting: webrtcTesting
-    //requestUserMedia: not exposed on purpose.
-    //trace: not exposed on purpose.
-  };
-} else if ((typeof require === 'function') && (typeof define === 'function')) {
-  // Expose objects and functions when RequireJS is doing the loading.
-  define([], function() {
-    return {
-      RTCPeerConnection: window.RTCPeerConnection,
-      getUserMedia: getUserMedia,
-      attachMediaStream: attachMediaStream,
-      reattachMediaStream: reattachMediaStream,
-      webrtcDetectedBrowser: webrtcDetectedBrowser,
-      webrtcDetectedVersion: webrtcDetectedVersion,
-      webrtcMinimumVersion: webrtcMinimumVersion,
-      webrtcTesting: webrtcTesting
-      //requestUserMedia: not exposed on purpose.
-      //trace: not exposed on purpose.
-    };
-  });
-}
-
-},{}],141:[function(require,module,exports){
-'use strict';
-
-var NS = 'urn:xmpp:jingle:transports:ice-udp:1';
-
-
-module.exports = function (stanza) {
-    var types = stanza.utils;
-
-    var ICE = stanza.define({
-        name: '_iceUdp',
-        namespace: NS,
-        element: 'transport',
-        tags: ['jingle-transport'],
-        fields: {
-            transType: {value: 'iceUdp'},
-            pwd: types.attribute('pwd'),
-            ufrag: types.attribute('ufrag')
-        }
-    });
-    
-    
-    var RemoteCandidate = stanza.define({
-        name: 'remoteCandidate',
-        namespace: NS,
-        element: 'remote-candidate',
-        fields: {
-            component: types.attribute('component'),
-            ip: types.attribute('ip'),
-            port: types.attribute('port')
-        }
-    });
-    
-    
-    var Candidate = stanza.define({
-        name: '_iceUdpCandidate',
-        namespace: NS,
-        element: 'candidate',
-        fields: {
-            component: types.attribute('component'),
-            foundation: types.attribute('foundation'),
-            generation: types.attribute('generation'),
-            id: types.attribute('id'),
-            ip: types.attribute('ip'),
-            network: types.attribute('network'),
-            port: types.attribute('port'),
-            priority: types.attribute('priority'),
-            protocol: types.attribute('protocol'),
-            relAddr: types.attribute('rel-addr'),
-            relPort: types.attribute('rel-port'),
-            tcpType: types.attribute('tcptype'),
-            type: types.attribute('type')
-        }
-    });
-    
-    
-    var Fingerprint = stanza.define({
-        name: '_iceFingerprint',
-        namespace: 'urn:xmpp:jingle:apps:dtls:0',
-        element: 'fingerprint',
-        fields: {
-            hash: types.attribute('hash'),
-            setup: types.attribute('setup'),
-            value: types.text(),
-            required: types.boolAttribute('required')
-        }
-    });
-    
-    var SctpMap = stanza.define({
-        name: '_sctpMap',
-        namespace: 'urn:xmpp:jingle:transports:dtls-sctp:1',
-        element: 'sctpmap',
-        fields: {
-            number: types.attribute('number'),
-            protocol: types.attribute('protocol'),
-            streams: types.attribute('streams')
-        }
-    });
-
-    
-    stanza.extend(ICE, Candidate, 'candidates');
-    stanza.extend(ICE, RemoteCandidate);
-    stanza.extend(ICE, Fingerprint, 'fingerprints');
-    stanza.extend(ICE, SctpMap, 'sctp');
-
-    stanza.withDefinition('content', 'urn:xmpp:jingle:1', function (Content) {
-        stanza.extend(Content, ICE);
-    });
-};
-
-},{}],142:[function(require,module,exports){
-'use strict';
-
-
-module.exports = function (stanza) {
-    var types = stanza.utils;
-
-    var Iq = stanza.define({
-        name: 'iq',
-        namespace: 'jabber:client',
-        element: 'iq',
-        topLevel: true,
-        fields: {
-            lang: types.langAttribute(),
-            id: types.attribute('id'),
-            to: types.attribute('to'),
-            from: types.attribute('from'),
-            type: types.attribute('type')
-        }
-    });
-    
-    var toJSON = Iq.prototype.toJSON;
-    
-    Iq.prototype.toJSON = function () {
-        var result = toJSON.call(this);
-        result.resultReply = this.resultReply;
-        result.errorReply = this.errorReply;
-        return result;
-    };
-    
-    Iq.prototype.resultReply = function (data) {
-        data = data || {};
-        data.to = this.from;
-        data.id = this.id;
-        data.type = 'result';
-        return new Iq(data);
-    };
-    
-    Iq.prototype.errorReply = function (data) {
-        data = data || {};
-        data.to = this.from;
-        data.id = this.id;
-        data.type = 'error';
-        return new Iq(data);
-    };
-};
-
-},{}],143:[function(require,module,exports){
-'use strict';
-
-var NS = 'urn:xmpp:jingle:1';
-var ERRNS = 'urn:xmpp:jingle:errors:1';
-var CONDITIONS = ['out-of-order', 'tie-break', 'unknown-session', 'unsupported-info'];
-var REASONS = [
-    'alternative-session',
-    'busy',
-    'cancel',
-    'connectivity-error',
-    'decline',
-    'expired',
-    'failed-application',
-    'failed-transport',
-    'general-error',
-    'gone',
-    'incompatible-parameters',
-    'media-error',
-    'security-error',
-    'success',
-    'timeout',
-    'unsupported-applications',
-    'unsupported-transports'
-];
-
-
-module.exports = function (stanza) {
-    var types = stanza.utils;
-
-    var Jingle = stanza.define({
-        name: 'jingle',
-        namespace: NS,
-        element: 'jingle',
-        fields: {
-            action: types.attribute('action'),
-            initiator: types.attribute('initiator'),
-            responder: types.attribute('responder'),
-            sid: types.attribute('sid')
-        }
-    });
-    
-    
-    var Content = stanza.define({
-        name: '_jingleContent',
-        namespace: NS,
-        element: 'content',
-        fields: {
-            creator: types.attribute('creator'),
-            disposition: types.attribute('disposition', 'session'),
-            name: types.attribute('name'),
-            senders: types.attribute('senders', 'both'),
-            description: {
-                get: function () {
-                    var opts = stanza.tagged('jingle-description').map(function (Description) {
-                        return Description.prototype._name;
-                    });
-                    for (var i = 0, len = opts.length; i < len; i++) {
-                        if (this._extensions[opts[i]]) {
-                            return this._extensions[opts[i]];
-                        }
-                    }
-                },
-                set: function (value) {
-                    var ext = '_' + value.descType;
-                    this[ext] = value;
-                }
-            },
-            transport: {
-                get: function () {
-                    var opts = stanza.tagged('jingle-transport').map(function (Transport) {
-                        return Transport.prototype._name;
-                    });
-                    for (var i = 0, len = opts.length; i < len; i++) {
-                        if (this._extensions[opts[i]]) {
-                            return this._extensions[opts[i]];
-                        }
-                    }
-                },
-                set: function (value) {
-                    var ext = '_' + value.transType;
-                    this[ext] = value;
-                }
-            }
-        }
-    });
-    
-    var Reason = stanza.define({
-        name: 'reason',
-        namespace: NS,
-        element: 'reason',
-        fields: {
-            condition: types.enumSub(NS, REASONS),
-            alternativeSession: {
-                get: function () {
-                    return types.getSubText(this.xml, NS, 'alternative-session');
-                },
-                set: function (value) {
-                    this.condition = 'alternative-session';
-                    types.setSubText(this.xml, NS, 'alternative-session', value);
-                }
-            },
-            text: types.textSub(NS, 'text')
-        }
-    });
-    
-    
-    stanza.extend(Jingle, Content, 'contents');
-    stanza.extend(Jingle, Reason);
-
-    /*stanza.withStanzaError(function (ErrorStanza) {
-        stanza.add(ErrorStanza, 'jingleCondition', types.enumSub(ERRNS, CONDITIONS));
-    });
-    
-    stanza.withIq(function (Iq) {
-        stanza.extend(Iq, Jingle);
-    });*/
-};
-
-},{}],144:[function(require,module,exports){
-'use strict';
-
-var NS = 'urn:xmpp:jingle:apps:rtp:1';
-var FBNS = 'urn:xmpp:jingle:apps:rtp:rtcp-fb:0';
-var HDRNS = 'urn:xmpp:jingle:apps:rtp:rtp-hdrext:0';
-var INFONS = 'urn:xmpp:jingle:apps:rtp:info:1';
-var SSMANS = 'urn:xmpp:jingle:apps:rtp:ssma:0';
-var GROUPNS = 'urn:xmpp:jingle:apps:grouping:0';
-
-
-module.exports = function (stanza) {
-    var types = stanza.utils;
-
-    var Feedback = {
-        get: function () {
-            var existing = types.find(this.xml, FBNS, 'rtcp-fb');
-            var result = [];
-            existing.forEach(function (xml) {
-                result.push({
-                    type: types.getAttribute(xml, 'type'),
-                    subtype: types.getAttribute(xml, 'subtype')
-                });
-            });
-            existing = types.find(this.xml, FBNS, 'rtcp-fb-trr-int');
-            existing.forEach(function (xml) {
-                result.push({
-                    type: types.getAttribute(xml, 'type'),
-                    value: types.getAttribute(xml, 'value')
-                });
-            });
-            return result;
-        },
-        set: function (values) {
-            var self = this;
-            var existing = types.find(this.xml, FBNS, 'rtcp-fb');
-            existing.forEach(function (item) {
-                self.xml.removeChild(item);
-            });
-            existing = types.find(this.xml, FBNS, 'rtcp-fb-trr-int');
-            existing.forEach(function (item) {
-                self.xml.removeChild(item);
-            });
-    
-            values.forEach(function (value) {
-                var fb;
-                if (value.type === 'trr-int') {
-                    fb = types.createElement(FBNS, 'rtcp-fb-trr-int', NS);
-                    types.setAttribute(fb, 'type', value.type);
-                    types.setAttribute(fb, 'value', value.value);
-                } else {
-                    fb = types.createElement(FBNS, 'rtcp-fb', NS);
-                    types.setAttribute(fb, 'type', value.type);
-                    types.setAttribute(fb, 'subtype', value.subtype);
-                }
-                self.xml.appendChild(fb);
-            });
-        }
-    };
-    
-    var Bandwidth = stanza.define({
-        name: 'bandwidth',
-        namespace: NS,
-        element: 'bandwidth',
-        fields: {
-            type: types.attribute('type'),
-            bandwidth: types.text()
-        }
-    });
-
-    var RTP = stanza.define({
-        name: '_rtp',
-        namespace: NS,
-        element: 'description',
-        tags: ['jingle-description'],
-        fields: {
-            descType: {value: 'rtp'},
-            media: types.attribute('media'),
-            ssrc: types.attribute('ssrc'),
-            mux: types.boolSub(NS, 'rtcp-mux'),
-            encryption: {
-                get: function () {
-                    var enc = types.find(this.xml, NS, 'encryption');
-                    if (!enc.length) {
-                        return [];
-                    }
-                    enc = enc[0];
-    
-                    var self = this;
-                    var data = types.find(enc, NS, 'crypto');
-                    var results = [];
-    
-                    data.forEach(function (xml) {
-                        results.push(new Crypto({}, xml, self).toJSON());
-                    });
-                    return results;
-                },
-                set: function (values) {
-                    var enc = types.find(this.xml, NS, 'encryption');
-                    if (enc.length) {
-                        this.xml.removeChild(enc);
-                    }
-    
-                    if (!values.length) {
-                        return;
-                    }
-    
-                    types.setBoolSubAttribute(this.xml, NS, 'encryption', 'required', true);
-                    enc = types.find(this.xml, NS, 'encryption')[0];
-    
-                    var self = this;
-                    values.forEach(function (value) {
-                        var content = new Crypto(value, null, self);
-                        enc.appendChild(content.xml);
-                    });
-                }
-            },
-            feedback: Feedback,
-            headerExtensions: {
-                get: function () {
-                    var existing = types.find(this.xml, HDRNS, 'rtp-hdrext');
-                    var result = [];
-                    existing.forEach(function (xml) {
-                        result.push({
-                            id: types.getAttribute(xml, 'id'),
-                            uri: types.getAttribute(xml, 'uri'),
-                            senders: types.getAttribute(xml, 'senders')
-                        });
-                    });
-                    return result;
-                },
-                set: function (values) {
-                    var self = this;
-                    var existing = types.find(this.xml, HDRNS, 'rtp-hdrext');
-                    existing.forEach(function (item) {
-                        self.xml.removeChild(item);
-                    });
-    
-                    values.forEach(function (value) {
-                        var hdr = types.createElement(HDRNS, 'rtp-hdrext', NS);
-                        types.setAttribute(hdr, 'id', value.id);
-                        types.setAttribute(hdr, 'uri', value.uri);
-                        types.setAttribute(hdr, 'senders', value.senders);
-                        self.xml.appendChild(hdr);
-                    });
-                }
-            }
-        }
-    });
-    
-    
-    var PayloadType = stanza.define({
-        name: '_payloadType',
-        namespace: NS,
-        element: 'payload-type',
-        fields: {
-            channels: types.attribute('channels'),
-            clockrate: types.attribute('clockrate'),
-            id: types.attribute('id'),
-            maxptime: types.attribute('maxptime'),
-            name: types.attribute('name'),
-            ptime: types.attribute('ptime'),
-            feedback: Feedback,
-            parameters: {
-                get: function () {
-                    var result = [];
-                    var params = types.find(this.xml, NS, 'parameter');
-                    params.forEach(function (param) {
-                        result.push({
-                            key: types.getAttribute(param, 'name'),
-                            value: types.getAttribute(param, 'value')
-                        });
-                    });
-                    return result;
-                },
-                set: function (values) {
-                    var self = this;
-                    values.forEach(function (value) {
-                        var param = types.createElement(NS, 'parameter');
-                        types.setAttribute(param, 'name', value.key);
-                        types.setAttribute(param, 'value', value.value);
-                        self.xml.appendChild(param);
-                    });
-                }
-            }
-        }
-    });
-    
-    
-    var Crypto = stanza.define({
-        name: 'crypto',
-        namespace: NS,
-        element: 'crypto',
-        fields: {
-            cipherSuite: types.attribute('crypto-suite'),
-            keyParams: types.attribute('key-params'),
-            sessionParams: types.attribute('session-params'),
-            tag: types.attribute('tag')
-        }
-    });
-    
-    
-    var ContentGroup = stanza.define({
-        name: '_group',
-        namespace: GROUPNS,
-        element: 'group',
-        fields: {
-            semantics: types.attribute('semantics'),
-            contents: types.multiSubAttribute(GROUPNS, 'content', 'name')
-        }
-    });
-    
-    var SourceGroup = stanza.define({
-        name: '_sourceGroup',
-        namespace: SSMANS,
-        element: 'ssrc-group',
-        fields: {
-            semantics: types.attribute('semantics'),
-            sources: types.multiSubAttribute(SSMANS, 'source', 'ssrc')
-        }
-    });
-    
-    var Source = stanza.define({
-        name: '_source',
-        namespace: SSMANS,
-        element: 'source',
-        fields: {
-            ssrc: types.attribute('ssrc'),
-            parameters: {
-                get: function () {
-                    var result = [];
-                    var params = types.find(this.xml, SSMANS, 'parameter');
-                    params.forEach(function (param) {
-                        result.push({
-                            key: types.getAttribute(param, 'name'),
-                            value: types.getAttribute(param, 'value')
-                        });
-                    });
-                    return result;
-                },
-                set: function (values) {
-                    var self = this;
-                    values.forEach(function (value) {
-                        var param = types.createElement(SSMANS, 'parameter');
-                        types.setAttribute(param, 'name', value.key);
-                        types.setAttribute(param, 'value', value.value);
-                        self.xml.appendChild(param);
-                    });
-                }
-            }
-        }
-    });
-    
-    
-    var Mute = stanza.define({
-        name: 'mute',
-        namespace: INFONS,
-        element: 'mute',
-        fields: {
-            creator: types.attribute('creator'),
-            name: types.attribute('name')
-        }
-    });
-    
-    
-    var Unmute = stanza.define({
-        name: 'unmute',
-        namespace: INFONS,
-        element: 'unmute',
-        fields: {
-            creator: types.attribute('creator'),
-            name: types.attribute('name')
-        }
-    });
-    
-    
-    stanza.extend(RTP, Bandwidth);
-    stanza.extend(RTP, PayloadType, 'payloads');
-    stanza.extend(RTP, Source, 'sources');
-    stanza.extend(RTP, SourceGroup, 'sourceGroups');
-    
-    stanza.withDefinition('content', 'urn:xmpp:jingle:1', function (Content) {
-        stanza.extend(Content, RTP);
-    });
-
-    stanza.withDefinition('jingle', 'urn:xmpp:jingle:1', function (Jingle) {
-        stanza.extend(Jingle, Mute);
-        stanza.extend(Jingle, Unmute);
-        stanza.extend(Jingle, ContentGroup, 'groups');
-        stanza.add(Jingle, 'ringing', types.boolSub(INFONS, 'ringing'));
-        stanza.add(Jingle, 'hold', types.boolSub(INFONS, 'hold'));
-        stanza.add(Jingle, 'active', types.boolSub(INFONS, 'active'));
-    });
-};
-
-},{}],145:[function(require,module,exports){
-/* jshint -W117 */
-'use strict';
-
-var JSM = require('jingle');
-var RTC = require('webrtc-adapter-test');
-var jxt = require('jxt').createRegistry();
-
-jxt.use(require('./stanza/iq.js'));
-jxt.use(require('./stanza/jingle.js'));
-jxt.use(require('./stanza/rtp.js'));
-jxt.use(require('./stanza/iceUdp.js'));
-
-var IqStanza = jxt.getDefinition('iq', 'jabber:client');
-var JingleStanza = jxt.getDefinition('jingle', 'urn:xmpp:jingle:1');
-
-jxt.extend(IqStanza, JingleStanza);
-
-(function($) {
-   Strophe.addConnectionPlugin('jingle', {
-      connection: null,
-      peer_constraints: {},
-      AUTOACCEPT: false,
-      localStream: null,
-      manager: null,
-      RTC: null,
-
-      init: function(conn) {
-         var self = this;
-
-         self.RTC = RTC;
-
-         self.connection = conn;
-
-         if ((RTC.webrtcDetectedVersion < 33 && RTC.webrtcDetectedBrowser === 'firefox') || RTC.webrtcDetectedBrowser === 'chrome') {
-            self.peer_constraints = {
-               mandatory: {
-                  'OfferToReceiveAudio': true,
-                  'OfferToReceiveVideo': true
-               }
-            };
-
-            if (RTC.webrtcDetectedBrowser === 'firefox') {
-               self.peer_constraints.mandatory.MozDontOfferDataChannel = true;
-            }
-         } else {
-            self.peer_constraints = {
-               'offerToReceiveAudio': true,
-               'offerToReceiveVideo': true
-            };
-
-            if (RTC.webrtcDetectedBrowser === 'firefox') {
-               self.peer_constraints.mozDontOfferDataChannel = true;
-            }
-         }
-
-         self.manager = new JSM({
-            peerConnectionConstraints: self.peer_constraints,
-            jid: self.connection.jid,
-            selfID: self.connection.jid
-         });
-
-         var events = {
-            'incoming': 'callincoming.jingle',
-            'terminated': 'callterminated.jingle',
-            'peerStreamAdded': 'remotestreamadded.jingle',
-            'peerStreamRemoved': 'remotestreamremoved.jingle',
-            'ringing': 'ringing.jingle',
-            'log:error': 'error.jingle'
-         };
-
-         $.each(events, function(key, val) {
-            self.manager.on(key, function() {
-               $(document).trigger(val, arguments);
-            });
-         });
-
-         self.manager.on('incoming', function(session) {
-            session.on('change:connectionState', function(session, state) {
-               $(document).trigger('iceconnectionstatechange.jingle', [session.sid, session, state]);
-            });
-         });
-
-         if (this.connection.disco) {
-            var i;
-            for (i = 0; i < self.manager.capabilities.length; i++) {
-               self.connection.disco.addFeature(self.manager.capabilities[i]);
-            }
-         }
-         this.connection.addHandler(this.onJingle.bind(this), 'urn:xmpp:jingle:1', 'iq', 'set', null, null);
-
-         this.manager.on('send', function(data) {
-
-            var iq = new IqStanza(data);
-
-            self.connection.send($.parseXML(iq.toString()).getElementsByTagName('iq')[0]);
-         });
-
-         //@TODO add on client unavilable (this.manager.endPeerSessions(peer_jid_full, true))
-      },
-      onJingle: function(iq) {
-         var req = jxt.parse(iq.outerHTML);
-
-         this.manager.process(req);
-
-         return true;
-      },
-      initiate: function(peerjid, stream) { // initiate a new jinglesession to peerjid
-         var session = this.manager.createMediaSession(peerjid);
-
-         session.on('change:connectionState', function(session, state) {
-            $(document).trigger('iceconnectionstatechange.jingle', [session.sid, session, state]);
-         });
-
-         if (stream) {
-            this.localStream = stream;
-         }
-
-         // configure session
-         if (this.localStream) {
-            session.addStream(this.localStream);
-            session.start();
-
-            return session;
-         }
-
-         console.error('No local stream defined');
-      },
-      terminate: function(jid, reason, silent) { // terminate by sessionid (or all sessions)
-         if (typeof jid === 'undefined' || jid === null) {
-            this.manager.endAllSessions(reason, silent);
-         } else {
-            this.manager.endPeerSessions(jid, reason, silent);
-         }
-      },
-      terminateByJid: function(jid) {
-         this.manager.endPeerSessions(jid);
-      },
-      addICEServer: function(server) {
-         this.manager.addICEServer(server);
-      },
-      setICEServers: function(servers) {
-         this.manager.iceServers = servers;
-      },
-      setPeerConstraints: function(constraints) {
-         this.manager.config.peerConnectionConstraints = constraints;
-      }
-   });
-}(jQuery));
-
-},{"./stanza/iceUdp.js":141,"./stanza/iq.js":142,"./stanza/jingle.js":143,"./stanza/rtp.js":144,"jingle":25,"jxt":117,"webrtc-adapter-test":140}]},{},[145]);
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/strophe.js b/app/assets/javascripts/diaspora_jsxc/lib/strophe.js
deleted file mode 100644
index 24273aa..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/strophe.js
+++ /dev/null
@@ -1,5153 +0,0 @@
-/**
- * Modified by
- * Klaus Herberth, 2014
- */
-
-/*! This code was written by Tyler Akins and has been placed in the
-   public domain.  It would be nice if you left this header intact.
-   Base64 code from Tyler Akins -- http://rumkin.com
-*/
-
-var Base64 = (function () {
-    var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
-
-    var obj = {
-        /**
-         * Encodes a string in base64
-         * @param {String} input The string to encode in base64.
-         */
-        encode: function (input) {
-            var output = "";
-            var chr1, chr2, chr3;
-            var enc1, enc2, enc3, enc4;
-            var i = 0;
-
-            do {
-                chr1 = input.charCodeAt(i++);
-                chr2 = input.charCodeAt(i++);
-                chr3 = input.charCodeAt(i++);
-
-                enc1 = chr1 >> 2;
-                enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
-                enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
-                enc4 = chr3 & 63;
-
-                if (isNaN(chr2)) {
-                    enc3 = enc4 = 64;
-                } else if (isNaN(chr3)) {
-                    enc4 = 64;
-                }
-
-                output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) +
-                    keyStr.charAt(enc3) + keyStr.charAt(enc4);
-            } while (i < input.length);
-
-            return output;
-        },
-
-        /**
-         * Decodes a base64 string.
-         * @param {String} input The string to decode.
-         */
-        decode: function (input) {
-            var output = "";
-            var chr1, chr2, chr3;
-            var enc1, enc2, enc3, enc4;
-            var i = 0;
-
-            // remove all characters that are not A-Z, a-z, 0-9, +, /, or =
-            input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
-
-            do {
-                enc1 = keyStr.indexOf(input.charAt(i++));
-                enc2 = keyStr.indexOf(input.charAt(i++));
-                enc3 = keyStr.indexOf(input.charAt(i++));
-                enc4 = keyStr.indexOf(input.charAt(i++));
-
-                chr1 = (enc1 << 2) | (enc2 >> 4);
-                chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
-                chr3 = ((enc3 & 3) << 6) | enc4;
-
-                output = output + String.fromCharCode(chr1);
-
-                if (enc3 != 64) {
-                    output = output + String.fromCharCode(chr2);
-                }
-                if (enc4 != 64) {
-                    output = output + String.fromCharCode(chr3);
-                }
-            } while (i < input.length);
-
-            return output;
-        }
-    };
-
-    return obj;
-})();
-
-/*!
- * A JavaScript implementation of the Secure Hash Algorithm, SHA-1, as defined
- * in FIPS PUB 180-1
- * Version 2.1a Copyright Paul Johnston 2000 - 2002.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- * Distributed under the BSD License
- * See http://pajhome.org.uk/crypt/md5 for details.
- */
-
-/* Some functions and variables have been stripped for use with Strophe */
-
-/*
- * These are the functions you'll usually want to call
- * They take string arguments and return either hex or base-64 encoded strings
- */
-function b64_sha1(s){return binb2b64(core_sha1(str2binb(s),s.length * 8));}
-function str_sha1(s){return binb2str(core_sha1(str2binb(s),s.length * 8));}
-function b64_hmac_sha1(key, data){ return binb2b64(core_hmac_sha1(key, data));}
-function str_hmac_sha1(key, data){ return binb2str(core_hmac_sha1(key, data));}
-
-/*
- * Calculate the SHA-1 of an array of big-endian words, and a bit length
- */
-function core_sha1(x, len)
-{
-  /* append padding */
-  x[len >> 5] |= 0x80 << (24 - len % 32);
-  x[((len + 64 >> 9) << 4) + 15] = len;
-
-  var w = new Array(80);
-  var a =  1732584193;
-  var b = -271733879;
-  var c = -1732584194;
-  var d =  271733878;
-  var e = -1009589776;
-
-  var i, j, t, olda, oldb, oldc, oldd, olde;
-  for (i = 0; i < x.length; i += 16)
-  {
-    olda = a;
-    oldb = b;
-    oldc = c;
-    oldd = d;
-    olde = e;
-
-    for (j = 0; j < 80; j++)
-    {
-      if (j < 16) { w[j] = x[i + j]; }
-      else { w[j] = rol(w[j-3] ^ w[j-8] ^ w[j-14] ^ w[j-16], 1); }
-      t = safe_add(safe_add(rol(a, 5), sha1_ft(j, b, c, d)),
-                       safe_add(safe_add(e, w[j]), sha1_kt(j)));
-      e = d;
-      d = c;
-      c = rol(b, 30);
-      b = a;
-      a = t;
-    }
-
-    a = safe_add(a, olda);
-    b = safe_add(b, oldb);
-    c = safe_add(c, oldc);
-    d = safe_add(d, oldd);
-    e = safe_add(e, olde);
-  }
-  return [a, b, c, d, e];
-}
-
-/*
- * Perform the appropriate triplet combination function for the current
- * iteration
- */
-function sha1_ft(t, b, c, d)
-{
-  if (t < 20) { return (b & c) | ((~b) & d); }
-  if (t < 40) { return b ^ c ^ d; }
-  if (t < 60) { return (b & c) | (b & d) | (c & d); }
-  return b ^ c ^ d;
-}
-
-/*
- * Determine the appropriate additive constant for the current iteration
- */
-function sha1_kt(t)
-{
-  return (t < 20) ?  1518500249 : (t < 40) ?  1859775393 :
-         (t < 60) ? -1894007588 : -899497514;
-}
-
-/*
- * Calculate the HMAC-SHA1 of a key and some data
- */
-function core_hmac_sha1(key, data)
-{
-  var bkey = str2binb(key);
-  if (bkey.length > 16) { bkey = core_sha1(bkey, key.length * 8); }
-
-  var ipad = new Array(16), opad = new Array(16);
-  for (var i = 0; i < 16; i++)
-  {
-    ipad[i] = bkey[i] ^ 0x36363636;
-    opad[i] = bkey[i] ^ 0x5C5C5C5C;
-  }
-
-  var hash = core_sha1(ipad.concat(str2binb(data)), 512 + data.length * 8);
-  return core_sha1(opad.concat(hash), 512 + 160);
-}
-
-/*
- * Add integers, wrapping at 2^32. This uses 16-bit operations internally
- * to work around bugs in some JS interpreters.
- */
-function safe_add(x, y)
-{
-  var lsw = (x & 0xFFFF) + (y & 0xFFFF);
-  var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
-  return (msw << 16) | (lsw & 0xFFFF);
-}
-
-/*
- * Bitwise rotate a 32-bit number to the left.
- */
-function rol(num, cnt)
-{
-  return (num << cnt) | (num >>> (32 - cnt));
-}
-
-/*
- * Convert an 8-bit or 16-bit string to an array of big-endian words
- * In 8-bit function, characters >255 have their hi-byte silently ignored.
- */
-function str2binb(str)
-{
-  var bin = [];
-  var mask = 255;
-  for (var i = 0; i < str.length * 8; i += 8)
-  {
-    bin[i>>5] |= (str.charCodeAt(i / 8) & mask) << (24 - i%32);
-  }
-  return bin;
-}
-
-/*
- * Convert an array of big-endian words to a string
- */
-function binb2str(bin)
-{
-  var str = "";
-  var mask = 255;
-  for (var i = 0; i < bin.length * 32; i += 8)
-  {
-    str += String.fromCharCode((bin[i>>5] >>> (24 - i%32)) & mask);
-  }
-  return str;
-}
-
-/*
- * Convert an array of big-endian words to a base-64 string
- */
-function binb2b64(binarray)
-{
-  var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-  var str = "";
-  var triplet, j;
-  for (var i = 0; i < binarray.length * 4; i += 3)
-  {
-    triplet = (((binarray[i   >> 2] >> 8 * (3 -  i   %4)) & 0xFF) << 16) |
-              (((binarray[i+1 >> 2] >> 8 * (3 - (i+1)%4)) & 0xFF) << 8 ) |
-               ((binarray[i+2 >> 2] >> 8 * (3 - (i+2)%4)) & 0xFF);
-    for (j = 0; j < 4; j++)
-    {
-      if (i * 8 + j * 6 > binarray.length * 32) { str += "="; }
-      else { str += tab.charAt((triplet >> 6*(3-j)) & 0x3F); }
-    }
-  }
-  return str;
-}
-
-/*!
- * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
- * Digest Algorithm, as defined in RFC 1321.
- * Version 2.1 Copyright (C) Paul Johnston 1999 - 2002.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- * Distributed under the BSD License
- * See http://pajhome.org.uk/crypt/md5 for more info.
- */
-
-/*
- * Everything that isn't used by Strophe has been stripped here!
- */
-
-var MD5 = (function () {
-    /*
-     * Add integers, wrapping at 2^32. This uses 16-bit operations internally
-     * to work around bugs in some JS interpreters.
-     */
-    var safe_add = function (x, y) {
-        var lsw = (x & 0xFFFF) + (y & 0xFFFF);
-        var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
-        return (msw << 16) | (lsw & 0xFFFF);
-    };
-
-    /*
-     * Bitwise rotate a 32-bit number to the left.
-     */
-    var bit_rol = function (num, cnt) {
-        return (num << cnt) | (num >>> (32 - cnt));
-    };
-
-    /*
-     * Convert a string to an array of little-endian words
-     */
-    var str2binl = function (str) {
-        var bin = [];
-        for(var i = 0; i < str.length * 8; i += 8)
-        {
-            bin[i>>5] |= (str.charCodeAt(i / 8) & 255) << (i%32);
-        }
-        return bin;
-    };
-
-    /*
-     * Convert an array of little-endian words to a string
-     */
-    var binl2str = function (bin) {
-        var str = "";
-        for(var i = 0; i < bin.length * 32; i += 8)
-        {
-            str += String.fromCharCode((bin[i>>5] >>> (i % 32)) & 255);
-        }
-        return str;
-    };
-
-    /*
-     * Convert an array of little-endian words to a hex string.
-     */
-    var binl2hex = function (binarray) {
-        var hex_tab = "0123456789abcdef";
-        var str = "";
-        for(var i = 0; i < binarray.length * 4; i++)
-        {
-            str += hex_tab.charAt((binarray[i>>2] >> ((i%4)*8+4)) & 0xF) +
-                hex_tab.charAt((binarray[i>>2] >> ((i%4)*8  )) & 0xF);
-        }
-        return str;
-    };
-
-    /*
-     * These functions implement the four basic operations the algorithm uses.
-     */
-    var md5_cmn = function (q, a, b, x, s, t) {
-        return safe_add(bit_rol(safe_add(safe_add(a, q),safe_add(x, t)), s),b);
-    };
-
-    var md5_ff = function (a, b, c, d, x, s, t) {
-        return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);
-    };
-
-    var md5_gg = function (a, b, c, d, x, s, t) {
-        return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t);
-    };
-
-    var md5_hh = function (a, b, c, d, x, s, t) {
-        return md5_cmn(b ^ c ^ d, a, b, x, s, t);
-    };
-
-    var md5_ii = function (a, b, c, d, x, s, t) {
-        return md5_cmn(c ^ (b | (~d)), a, b, x, s, t);
-    };
-
-    /*
-     * Calculate the MD5 of an array of little-endian words, and a bit length
-     */
-    var core_md5 = function (x, len) {
-        /* append padding */
-        x[len >> 5] |= 0x80 << ((len) % 32);
-        x[(((len + 64) >>> 9) << 4) + 14] = len;
-
-        var a =  1732584193;
-        var b = -271733879;
-        var c = -1732584194;
-        var d =  271733878;
-
-        var olda, oldb, oldc, oldd;
-        for (var i = 0; i < x.length; i += 16)
-        {
-            olda = a;
-            oldb = b;
-            oldc = c;
-            oldd = d;
-
-            a = md5_ff(a, b, c, d, x[i+ 0], 7 , -680876936);
-            d = md5_ff(d, a, b, c, x[i+ 1], 12, -389564586);
-            c = md5_ff(c, d, a, b, x[i+ 2], 17,  606105819);
-            b = md5_ff(b, c, d, a, x[i+ 3], 22, -1044525330);
-            a = md5_ff(a, b, c, d, x[i+ 4], 7 , -176418897);
-            d = md5_ff(d, a, b, c, x[i+ 5], 12,  1200080426);
-            c = md5_ff(c, d, a, b, x[i+ 6], 17, -1473231341);
-            b = md5_ff(b, c, d, a, x[i+ 7], 22, -45705983);
-            a = md5_ff(a, b, c, d, x[i+ 8], 7 ,  1770035416);
-            d = md5_ff(d, a, b, c, x[i+ 9], 12, -1958414417);
-            c = md5_ff(c, d, a, b, x[i+10], 17, -42063);
-            b = md5_ff(b, c, d, a, x[i+11], 22, -1990404162);
-            a = md5_ff(a, b, c, d, x[i+12], 7 ,  1804603682);
-            d = md5_ff(d, a, b, c, x[i+13], 12, -40341101);
-            c = md5_ff(c, d, a, b, x[i+14], 17, -1502002290);
-            b = md5_ff(b, c, d, a, x[i+15], 22,  1236535329);
-
-            a = md5_gg(a, b, c, d, x[i+ 1], 5 , -165796510);
-            d = md5_gg(d, a, b, c, x[i+ 6], 9 , -1069501632);
-            c = md5_gg(c, d, a, b, x[i+11], 14,  643717713);
-            b = md5_gg(b, c, d, a, x[i+ 0], 20, -373897302);
-            a = md5_gg(a, b, c, d, x[i+ 5], 5 , -701558691);
-            d = md5_gg(d, a, b, c, x[i+10], 9 ,  38016083);
-            c = md5_gg(c, d, a, b, x[i+15], 14, -660478335);
-            b = md5_gg(b, c, d, a, x[i+ 4], 20, -405537848);
-            a = md5_gg(a, b, c, d, x[i+ 9], 5 ,  568446438);
-            d = md5_gg(d, a, b, c, x[i+14], 9 , -1019803690);
-            c = md5_gg(c, d, a, b, x[i+ 3], 14, -187363961);
-            b = md5_gg(b, c, d, a, x[i+ 8], 20,  1163531501);
-            a = md5_gg(a, b, c, d, x[i+13], 5 , -1444681467);
-            d = md5_gg(d, a, b, c, x[i+ 2], 9 , -51403784);
-            c = md5_gg(c, d, a, b, x[i+ 7], 14,  1735328473);
-            b = md5_gg(b, c, d, a, x[i+12], 20, -1926607734);
-
-            a = md5_hh(a, b, c, d, x[i+ 5], 4 , -378558);
-            d = md5_hh(d, a, b, c, x[i+ 8], 11, -2022574463);
-            c = md5_hh(c, d, a, b, x[i+11], 16,  1839030562);
-            b = md5_hh(b, c, d, a, x[i+14], 23, -35309556);
-            a = md5_hh(a, b, c, d, x[i+ 1], 4 , -1530992060);
-            d = md5_hh(d, a, b, c, x[i+ 4], 11,  1272893353);
-            c = md5_hh(c, d, a, b, x[i+ 7], 16, -155497632);
-            b = md5_hh(b, c, d, a, x[i+10], 23, -1094730640);
-            a = md5_hh(a, b, c, d, x[i+13], 4 ,  681279174);
-            d = md5_hh(d, a, b, c, x[i+ 0], 11, -358537222);
-            c = md5_hh(c, d, a, b, x[i+ 3], 16, -722521979);
-            b = md5_hh(b, c, d, a, x[i+ 6], 23,  76029189);
-            a = md5_hh(a, b, c, d, x[i+ 9], 4 , -640364487);
-            d = md5_hh(d, a, b, c, x[i+12], 11, -421815835);
-            c = md5_hh(c, d, a, b, x[i+15], 16,  530742520);
-            b = md5_hh(b, c, d, a, x[i+ 2], 23, -995338651);
-
-            a = md5_ii(a, b, c, d, x[i+ 0], 6 , -198630844);
-            d = md5_ii(d, a, b, c, x[i+ 7], 10,  1126891415);
-            c = md5_ii(c, d, a, b, x[i+14], 15, -1416354905);
-            b = md5_ii(b, c, d, a, x[i+ 5], 21, -57434055);
-            a = md5_ii(a, b, c, d, x[i+12], 6 ,  1700485571);
-            d = md5_ii(d, a, b, c, x[i+ 3], 10, -1894986606);
-            c = md5_ii(c, d, a, b, x[i+10], 15, -1051523);
-            b = md5_ii(b, c, d, a, x[i+ 1], 21, -2054922799);
-            a = md5_ii(a, b, c, d, x[i+ 8], 6 ,  1873313359);
-            d = md5_ii(d, a, b, c, x[i+15], 10, -30611744);
-            c = md5_ii(c, d, a, b, x[i+ 6], 15, -1560198380);
-            b = md5_ii(b, c, d, a, x[i+13], 21,  1309151649);
-            a = md5_ii(a, b, c, d, x[i+ 4], 6 , -145523070);
-            d = md5_ii(d, a, b, c, x[i+11], 10, -1120210379);
-            c = md5_ii(c, d, a, b, x[i+ 2], 15,  718787259);
-            b = md5_ii(b, c, d, a, x[i+ 9], 21, -343485551);
-
-            a = safe_add(a, olda);
-            b = safe_add(b, oldb);
-            c = safe_add(c, oldc);
-            d = safe_add(d, oldd);
-        }
-        return [a, b, c, d];
-    };
-
-
-    var obj = {
-        /*
-         * These are the functions you'll usually want to call.
-         * They take string arguments and return either hex or base-64 encoded
-         * strings.
-         */
-        hexdigest: function (s) {
-            return binl2hex(core_md5(str2binl(s), s.length * 8));
-        },
-
-        hash: function (s) {
-            return binl2str(core_md5(str2binl(s), s.length * 8));
-        }
-    };
-
-    return obj;
-})();
-
-/*!
-    This program is distributed under the terms of the MIT license.
-    Please see the LICENSE file for details.
-
-    Copyright 2006-2008, OGG, LLC
-*/
-
-/* jshint undef: true, unused: true:, noarg: true, latedef: true */
-/*global document, window, setTimeout, clearTimeout, console,
-    ActiveXObject, Base64, MD5, DOMParser */
-// from sha1.js
-/*global core_hmac_sha1, binb2str, str_hmac_sha1, str_sha1, b64_hmac_sha1*/
-
-/** File: strophe.js
- *  A JavaScript library for XMPP BOSH/XMPP over Websocket.
- *
- *  This is the JavaScript version of the Strophe library.  Since JavaScript
- *  had no facilities for persistent TCP connections, this library uses
- *  Bidirectional-streams Over Synchronous HTTP (BOSH) to emulate
- *  a persistent, stateful, two-way connection to an XMPP server.  More
- *  information on BOSH can be found in XEP 124.
- *
- *  This version of Strophe also works with WebSockets.
- *  For more information on XMPP-over WebSocket see this RFC draft:
- *  http://tools.ietf.org/html/draft-ietf-xmpp-websocket-00
- */
-
-/** PrivateFunction: Function.prototype.bind
- *  Bind a function to an instance.
- *
- *  This Function object extension method creates a bound method similar
- *  to those in Python.  This means that the 'this' object will point
- *  to the instance you want.  See
- *  <a href='https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Function/bind'>MDC's bind() documentation</a> and
- *  <a href='http://benjamin.smedbergs.us/blog/2007-01-03/bound-functions-and-function-imports-in-javascript/'>Bound Functions and Function Imports in JavaScript</a>
- *  for a complete explanation.
- *
- *  This extension already exists in some browsers (namely, Firefox 3), but
- *  we provide it to support those that don't.
- *
- *  Parameters:
- *    (Object) obj - The object that will become 'this' in the bound function.
- *    (Object) argN - An option argument that will be prepended to the
- *      arguments given for the function call
- *
- *  Returns:
- *    The bound function.
- */
-if (!Function.prototype.bind) {
-    Function.prototype.bind = function (obj /*, arg1, arg2, ... */)
-    {
-        var func = this;
-        var _slice = Array.prototype.slice;
-        var _concat = Array.prototype.concat;
-        var _args = _slice.call(arguments, 1);
-
-        return function () {
-            return func.apply(obj ? obj : this,
-                              _concat.call(_args,
-                                           _slice.call(arguments, 0)));
-        };
-    };
-}
-
-/** PrivateFunction: Array.prototype.indexOf
- *  Return the index of an object in an array.
- *
- *  This function is not supplied by some JavaScript implementations, so
- *  we provide it if it is missing.  This code is from:
- *  http://developer.mozilla.org/En/Core_JavaScript_1.5_Reference:Objects:Array:indexOf
- *
- *  Parameters:
- *    (Object) elt - The object to look for.
- *    (Integer) from - The index from which to start looking. (optional).
- *
- *  Returns:
- *    The index of elt in the array or -1 if not found.
- */
-if (!Array.prototype.indexOf)
-{
-    Array.prototype.indexOf = function(elt /*, from*/)
-    {
-        var len = this.length;
-
-        var from = Number(arguments[1]) || 0;
-        from = (from < 0) ? Math.ceil(from) : Math.floor(from);
-        if (from < 0) {
-            from += len;
-        }
-
-        for (; from < len; from++) {
-            if (from in this && this[from] === elt) {
-                return from;
-            }
-        }
-
-        return -1;
-    };
-}
-
-/* All of the Strophe globals are defined in this special function below so
- * that references to the globals become closures.  This will ensure that
- * on page reload, these references will still be available to callbacks
- * that are still executing.
- */
-
-(function (callback) {
-var Strophe;
-
-/** Function: $build
- *  Create a Strophe.Builder.
- *  This is an alias for 'new Strophe.Builder(name, attrs)'.
- *
- *  Parameters:
- *    (String) name - The root element name.
- *    (Object) attrs - The attributes for the root element in object notation.
- *
- *  Returns:
- *    A new Strophe.Builder object.
- */
-function $build(name, attrs) { return new Strophe.Builder(name, attrs); }
-/** Function: $msg
- *  Create a Strophe.Builder with a <message/> element as the root.
- *
- *  Parmaeters:
- *    (Object) attrs - The <message/> element attributes in object notation.
- *
- *  Returns:
- *    A new Strophe.Builder object.
- */
-function $msg(attrs) { return new Strophe.Builder("message", attrs); }
-/** Function: $iq
- *  Create a Strophe.Builder with an <iq/> element as the root.
- *
- *  Parameters:
- *    (Object) attrs - The <iq/> element attributes in object notation.
- *
- *  Returns:
- *    A new Strophe.Builder object.
- */
-function $iq(attrs) { return new Strophe.Builder("iq", attrs); }
-/** Function: $pres
- *  Create a Strophe.Builder with a <presence/> element as the root.
- *
- *  Parameters:
- *    (Object) attrs - The <presence/> element attributes in object notation.
- *
- *  Returns:
- *    A new Strophe.Builder object.
- */
-function $pres(attrs) { return new Strophe.Builder("presence", attrs); }
-
-/** Class: Strophe
- *  An object container for all Strophe library functions.
- *
- *  This class is just a container for all the objects and constants
- *  used in the library.  It is not meant to be instantiated, but to
- *  provide a namespace for library objects, constants, and functions.
- */
-Strophe = {
-    /** Constant: VERSION
-     *  The version of the Strophe library. Unreleased builds will have
-     *  a version of head-HASH where HASH is a partial revision.
-     */
-    VERSION: "1.1.3",
-
-    /** Constants: XMPP Namespace Constants
-     *  Common namespace constants from the XMPP RFCs and XEPs.
-     *
-     *  NS.HTTPBIND - HTTP BIND namespace from XEP 124.
-     *  NS.BOSH - BOSH namespace from XEP 206.
-     *  NS.CLIENT - Main XMPP client namespace.
-     *  NS.AUTH - Legacy authentication namespace.
-     *  NS.ROSTER - Roster operations namespace.
-     *  NS.PROFILE - Profile namespace.
-     *  NS.DISCO_INFO - Service discovery info namespace from XEP 30.
-     *  NS.DISCO_ITEMS - Service discovery items namespace from XEP 30.
-     *  NS.MUC - Multi-User Chat namespace from XEP 45.
-     *  NS.SASL - XMPP SASL namespace from RFC 3920.
-     *  NS.STREAM - XMPP Streams namespace from RFC 3920.
-     *  NS.BIND - XMPP Binding namespace from RFC 3920.
-     *  NS.SESSION - XMPP Session namespace from RFC 3920.
-     *  NS.XHTML_IM - XHTML-IM namespace from XEP 71.
-     *  NS.XHTML - XHTML body namespace from XEP 71.
-     */
-    NS: {
-        HTTPBIND: "http://jabber.org/protocol/httpbind",
-        BOSH: "urn:xmpp:xbosh",
-        CLIENT: "jabber:client",
-        AUTH: "jabber:iq:auth",
-        ROSTER: "jabber:iq:roster",
-        PROFILE: "jabber:iq:profile",
-        DISCO_INFO: "http://jabber.org/protocol/disco#info",
-        DISCO_ITEMS: "http://jabber.org/protocol/disco#items",
-        MUC: "http://jabber.org/protocol/muc",
-        SASL: "urn:ietf:params:xml:ns:xmpp-sasl",
-        STREAM: "http://etherx.jabber.org/streams",
-        BIND: "urn:ietf:params:xml:ns:xmpp-bind",
-        SESSION: "urn:ietf:params:xml:ns:xmpp-session",
-        VERSION: "jabber:iq:version",
-        STANZAS: "urn:ietf:params:xml:ns:xmpp-stanzas",
-        XHTML_IM: "http://jabber.org/protocol/xhtml-im",
-        XHTML: "http://www.w3.org/1999/xhtml"
-    },
-
-
-    /** Constants: XHTML_IM Namespace
-     *  contains allowed tags, tag attributes, and css properties.
-     *  Used in the createHtml function to filter incoming html into the allowed XHTML-IM subset.
-     *  See http://xmpp.org/extensions/xep-0071.html#profile-summary for the list of recommended
-     *  allowed tags and their attributes.
-     */
-    XHTML: {
-                tags: ['a','blockquote','br','cite','em','img','li','ol','p','span','strong','ul','body'],
-                attributes: {
-                        'a':          ['href'],
-                        'blockquote': ['style'],
-                        'br':         [],
-                        'cite':       ['style'],
-                        'em':         [],
-                        'img':        ['src', 'alt', 'style', 'height', 'width'],
-                        'li':         ['style'],
-                        'ol':         ['style'],
-                        'p':          ['style'],
-                        'span':       ['style'],
-                        'strong':     [],
-                        'ul':         ['style'],
-                        'body':       []
-                },
-                css: ['background-color','color','font-family','font-size','font-style','font-weight','margin-left','margin-right','text-align','text-decoration'],
-                validTag: function(tag)
-                {
-                        for(var i = 0; i < Strophe.XHTML.tags.length; i++) {
-                                if(tag == Strophe.XHTML.tags[i]) {
-                                        return true;
-                                }
-                        }
-                        return false;
-                },
-                validAttribute: function(tag, attribute)
-                {
-                        if(typeof Strophe.XHTML.attributes[tag] !== 'undefined' && Strophe.XHTML.attributes[tag].length > 0) {
-                                for(var i = 0; i < Strophe.XHTML.attributes[tag].length; i++) {
-                                        if(attribute == Strophe.XHTML.attributes[tag][i]) {
-                                                return true;
-                                        }
-                                }
-                        }
-                        return false;
-                },
-                validCSS: function(style)
-                {
-                        for(var i = 0; i < Strophe.XHTML.css.length; i++) {
-                                if(style == Strophe.XHTML.css[i]) {
-                                        return true;
-                                }
-                        }
-                        return false;
-                }
-    },
-
-    /** Constants: Connection Status Constants
-     *  Connection status constants for use by the connection handler
-     *  callback.
-     *
-     *  Status.ERROR - An error has occurred
-     *  Status.CONNECTING - The connection is currently being made
-     *  Status.CONNFAIL - The connection attempt failed
-     *  Status.AUTHENTICATING - The connection is authenticating
-     *  Status.AUTHFAIL - The authentication attempt failed
-     *  Status.CONNECTED - The connection has succeeded
-     *  Status.DISCONNECTED - The connection has been terminated
-     *  Status.DISCONNECTING - The connection is currently being terminated
-     *  Status.ATTACHED - The connection has been attached
-     */
-    Status: {
-        ERROR: 0,
-        CONNECTING: 1,
-        CONNFAIL: 2,
-        AUTHENTICATING: 3,
-        AUTHFAIL: 4,
-        CONNECTED: 5,
-        DISCONNECTED: 6,
-        DISCONNECTING: 7,
-        ATTACHED: 8
-    },
-
-    /** Constants: Log Level Constants
-     *  Logging level indicators.
-     *
-     *  LogLevel.DEBUG - Debug output
-     *  LogLevel.INFO - Informational output
-     *  LogLevel.WARN - Warnings
-     *  LogLevel.ERROR - Errors
-     *  LogLevel.FATAL - Fatal errors
-     */
-    LogLevel: {
-        DEBUG: 0,
-        INFO: 1,
-        WARN: 2,
-        ERROR: 3,
-        FATAL: 4
-    },
-
-    /** PrivateConstants: DOM Element Type Constants
-     *  DOM element types.
-     *
-     *  ElementType.NORMAL - Normal element.
-     *  ElementType.TEXT - Text data element.
-     *  ElementType.FRAGMENT - XHTML fragment element.
-     */
-    ElementType: {
-        NORMAL: 1,
-        TEXT: 3,
-        CDATA: 4,
-        FRAGMENT: 11
-    },
-
-    /** PrivateConstants: Timeout Values
-     *  Timeout values for error states.  These values are in seconds.
-     *  These should not be changed unless you know exactly what you are
-     *  doing.
-     *
-     *  TIMEOUT - Timeout multiplier. A waiting request will be considered
-     *      failed after Math.floor(TIMEOUT * wait) seconds have elapsed.
-     *      This defaults to 1.1, and with default wait, 66 seconds.
-     *  SECONDARY_TIMEOUT - Secondary timeout multiplier. In cases where
-     *      Strophe can detect early failure, it will consider the request
-     *      failed if it doesn't return after
-     *      Math.floor(SECONDARY_TIMEOUT * wait) seconds have elapsed.
-     *      This defaults to 0.1, and with default wait, 6 seconds.
-     */
-    TIMEOUT: 1.1,
-    SECONDARY_TIMEOUT: 0.1,
-
-    /** Function: addNamespace
-     *  This function is used to extend the current namespaces in
-     *  Strophe.NS.  It takes a key and a value with the key being the
-     *  name of the new namespace, with its actual value.
-     *  For example:
-     *  Strophe.addNamespace('PUBSUB', "http://jabber.org/protocol/pubsub");
-     *
-     *  Parameters:
-     *    (String) name - The name under which the namespace will be
-     *      referenced under Strophe.NS
-     *    (String) value - The actual namespace.
-     */
-    addNamespace: function (name, value)
-    {
-      Strophe.NS[name] = value;
-    },
-
-    /** Function: forEachChild
-     *  Map a function over some or all child elements of a given element.
-     *
-     *  This is a small convenience function for mapping a function over
-     *  some or all of the children of an element.  If elemName is null, all
-     *  children will be passed to the function, otherwise only children
-     *  whose tag names match elemName will be passed.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The element to operate on.
-     *    (String) elemName - The child element tag name filter.
-     *    (Function) func - The function to apply to each child.  This
-     *      function should take a single argument, a DOM element.
-     */
-    forEachChild: function (elem, elemName, func)
-    {
-        var i, childNode;
-
-        for (i = 0; i < elem.childNodes.length; i++) {
-            childNode = elem.childNodes[i];
-            if (childNode.nodeType == Strophe.ElementType.NORMAL &&
-                (!elemName || this.isTagEqual(childNode, elemName))) {
-                func(childNode);
-            }
-        }
-    },
-
-    /** Function: isTagEqual
-     *  Compare an element's tag name with a string.
-     *
-     *  This function is case insensitive.
-     *
-     *  Parameters:
-     *    (XMLElement) el - A DOM element.
-     *    (String) name - The element name.
-     *
-     *  Returns:
-     *    true if the element's tag name matches _el_, and false
-     *    otherwise.
-     */
-    isTagEqual: function (el, name)
-    {
-        return el.tagName.toLowerCase() == name.toLowerCase();
-    },
-
-    /** PrivateVariable: _xmlGenerator
-     *  _Private_ variable that caches a DOM document to
-     *  generate elements.
-     */
-    _xmlGenerator: null,
-
-    /** PrivateFunction: _makeGenerator
-     *  _Private_ function that creates a dummy XML DOM document to serve as
-     *  an element and text node generator.
-     */
-    _makeGenerator: function () {
-        var doc;
-
-        // IE9 does implement createDocument(); however, using it will cause the browser to leak memory on page unload.
-        // Here, we test for presence of createDocument() plus IE's proprietary documentMode attribute, which would be
-                // less than 10 in the case of IE9 and below.
-        if (document.implementation.createDocument === undefined ||
-                        document.implementation.createDocument && document.documentMode && document.documentMode < 10) {
-            doc = this._getIEXmlDom();
-            doc.appendChild(doc.createElement('strophe'));
-        } else {
-            doc = document.implementation
-                .createDocument('jabber:client', 'strophe', null);
-        }
-
-        return doc;
-    },
-
-    /** Function: xmlGenerator
-     *  Get the DOM document to generate elements.
-     *
-     *  Returns:
-     *    The currently used DOM document.
-     */
-    xmlGenerator: function () {
-        if (!Strophe._xmlGenerator) {
-            Strophe._xmlGenerator = Strophe._makeGenerator();
-        }
-        return Strophe._xmlGenerator;
-    },
-
-    /** PrivateFunction: _getIEXmlDom
-     *  Gets IE xml doc object
-     *
-     *  Returns:
-     *    A Microsoft XML DOM Object
-     *  See Also:
-     *    http://msdn.microsoft.com/en-us/library/ms757837%28VS.85%29.aspx
-     */
-    _getIEXmlDom : function() {
-        var doc = null;
-        var docStrings = [
-            "Msxml2.DOMDocument.6.0",
-            "Msxml2.DOMDocument.5.0",
-            "Msxml2.DOMDocument.4.0",
-            "MSXML2.DOMDocument.3.0",
-            "MSXML2.DOMDocument",
-            "MSXML.DOMDocument",
-            "Microsoft.XMLDOM"
-        ];
-
-        for (var d = 0; d < docStrings.length; d++) {
-            if (doc === null) {
-                try {
-                    doc = new ActiveXObject(docStrings[d]);
-                } catch (e) {
-                    doc = null;
-                }
-            } else {
-                break;
-            }
-        }
-
-        return doc;
-    },
-
-    /** Function: xmlElement
-     *  Create an XML DOM element.
-     *
-     *  This function creates an XML DOM element correctly across all
-     *  implementations. Note that these are not HTML DOM elements, which
-     *  aren't appropriate for XMPP stanzas.
-     *
-     *  Parameters:
-     *    (String) name - The name for the element.
-     *    (Array|Object) attrs - An optional array or object containing
-     *      key/value pairs to use as element attributes. The object should
-     *      be in the format {'key': 'value'} or {key: 'value'}. The array
-     *      should have the format [['key1', 'value1'], ['key2', 'value2']].
-     *    (String) text - The text child data for the element.
-     *
-     *  Returns:
-     *    A new XML DOM element.
-     */
-    xmlElement: function (name)
-    {
-        if (!name) { return null; }
-
-        var node = Strophe.xmlGenerator().createElement(name);
-
-        // FIXME: this should throw errors if args are the wrong type or
-        // there are more than two optional args
-        var a, i, k;
-        for (a = 1; a < arguments.length; a++) {
-            if (!arguments[a]) { continue; }
-            if (typeof(arguments[a]) == "string" ||
-                typeof(arguments[a]) == "number") {
-                node.appendChild(Strophe.xmlTextNode(arguments[a]));
-            } else if (typeof(arguments[a]) == "object" &&
-                       typeof(arguments[a].sort) == "function") {
-                for (i = 0; i < arguments[a].length; i++) {
-                    if (typeof(arguments[a][i]) == "object" &&
-                        typeof(arguments[a][i].sort) == "function") {
-                        node.setAttribute(arguments[a][i][0],
-                                          arguments[a][i][1]);
-                    }
-                }
-            } else if (typeof(arguments[a]) == "object") {
-                for (k in arguments[a]) {
-                    if (arguments[a].hasOwnProperty(k)) {
-                        node.setAttribute(k, arguments[a][k]);
-                    }
-                }
-            }
-        }
-
-        return node;
-    },
-
-    /*  Function: xmlescape
-     *  Excapes invalid xml characters.
-     *
-     *  Parameters:
-     *     (String) text - text to escape.
-     *
-     *  Returns:
-     *      Escaped text.
-     */
-    xmlescape: function(text)
-    {
-        text = text.replace(/\&/g, "&");
-        text = text.replace(/</g,  "<");
-        text = text.replace(/>/g,  ">");
-        text = text.replace(/'/g,  "'");
-        text = text.replace(/"/g,  """);
-        return text;
-    },
-
-    /** Function: xmlTextNode
-     *  Creates an XML DOM text node.
-     *
-     *  Provides a cross implementation version of document.createTextNode.
-     *
-     *  Parameters:
-     *    (String) text - The content of the text node.
-     *
-     *  Returns:
-     *    A new XML DOM text node.
-     */
-    xmlTextNode: function (text)
-    {
-        return Strophe.xmlGenerator().createTextNode(text);
-    },
-
-    /** Function: xmlHtmlNode
-     *  Creates an XML DOM html node.
-     *
-     *  Parameters:
-     *    (String) html - The content of the html node.
-     *
-     *  Returns:
-     *    A new XML DOM text node.
-     */
-    xmlHtmlNode: function (html)
-    {
-        var node;
-        //ensure text is escaped
-        if (window.DOMParser) {
-            var parser = new DOMParser();
-            node = parser.parseFromString(html, "text/xml");
-        } else {
-            node = new ActiveXObject("Microsoft.XMLDOM");
-            node.async="false";
-            node.loadXML(html);
-        }
-        return node;
-    },
-
-    /** Function: getText
-     *  Get the concatenation of all text children of an element.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - A DOM element.
-     *
-     *  Returns:
-     *    A String with the concatenated text of all text element children.
-     */
-    getText: function (elem)
-    {
-        if (!elem) { return null; }
-
-        var str = "";
-        if (elem.childNodes.length === 0 && elem.nodeType ==
-            Strophe.ElementType.TEXT) {
-            str += elem.nodeValue;
-        }
-
-        for (var i = 0; i < elem.childNodes.length; i++) {
-            if (elem.childNodes[i].nodeType == Strophe.ElementType.TEXT) {
-                str += elem.childNodes[i].nodeValue;
-            }
-        }
-
-        return Strophe.xmlescape(str);
-    },
-
-    /** Function: copyElement
-     *  Copy an XML DOM element.
-     *
-     *  This function copies a DOM element and all its descendants and returns
-     *  the new copy.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - A DOM element.
-     *
-     *  Returns:
-     *    A new, copied DOM element tree.
-     */
-    copyElement: function (elem)
-    {
-        var i, el;
-        if (elem.nodeType == Strophe.ElementType.NORMAL) {
-            el = Strophe.xmlElement(elem.tagName);
-
-            for (i = 0; i < elem.attributes.length; i++) {
-                el.setAttribute(elem.attributes[i].nodeName.toLowerCase(),
-                                elem.attributes[i].value);
-            }
-
-            for (i = 0; i < elem.childNodes.length; i++) {
-                el.appendChild(Strophe.copyElement(elem.childNodes[i]));
-            }
-        } else if (elem.nodeType == Strophe.ElementType.TEXT) {
-            el = Strophe.xmlGenerator().createTextNode(elem.nodeValue);
-        }
-
-        return el;
-    },
-
-
-    /** Function: createHtml
-     *  Copy an HTML DOM element into an XML DOM.
-     *
-     *  This function copies a DOM element and all its descendants and returns
-     *  the new copy.
-     *
-     *  Parameters:
-     *    (HTMLElement) elem - A DOM element.
-     *
-     *  Returns:
-     *    A new, copied DOM element tree.
-     */
-    createHtml: function (elem)
-    {
-        var i, el, j, tag, attribute, value, css, cssAttrs, attr, cssName, cssValue;
-        if (elem.nodeType == Strophe.ElementType.NORMAL) {
-            tag = elem.nodeName.toLowerCase();
-            if(Strophe.XHTML.validTag(tag)) {
-                try {
-                    el = Strophe.xmlElement(tag);
-                    for(i = 0; i < Strophe.XHTML.attributes[tag].length; i++) {
-                        attribute = Strophe.XHTML.attributes[tag][i];
-                        value = elem.getAttribute(attribute);
-                        if(typeof value == 'undefined' || value === null || value === '' || value === false || value === 0) {
-                            continue;
-                        }
-                        if(attribute == 'style' && typeof value == 'object') {
-                            if(typeof value.cssText != 'undefined') {
-                                value = value.cssText; // we're dealing with IE, need to get CSS out
-                            }
-                        }
-                        // filter out invalid css styles
-                        if(attribute == 'style') {
-                            css = [];
-                            cssAttrs = value.split(';');
-                            for(j = 0; j < cssAttrs.length; j++) {
-                                attr = cssAttrs[j].split(':');
-                                cssName = attr[0].replace(/^\s*/, "").replace(/\s*$/, "").toLowerCase();
-                                if(Strophe.XHTML.validCSS(cssName)) {
-                                    cssValue = attr[1].replace(/^\s*/, "").replace(/\s*$/, "");
-                                    css.push(cssName + ': ' + cssValue);
-                                }
-                            }
-                            if(css.length > 0) {
-                                value = css.join('; ');
-                                el.setAttribute(attribute, value);
-                            }
-                        } else {
-                            el.setAttribute(attribute, value);
-                        }
-                    }
-
-                    for (i = 0; i < elem.childNodes.length; i++) {
-                        el.appendChild(Strophe.createHtml(elem.childNodes[i]));
-                    }
-                } catch(e) { // invalid elements
-                  el = Strophe.xmlTextNode('');
-                }
-            } else {
-                el = Strophe.xmlGenerator().createDocumentFragment();
-                for (i = 0; i < elem.childNodes.length; i++) {
-                    el.appendChild(Strophe.createHtml(elem.childNodes[i]));
-                }
-            }
-        } else if (elem.nodeType == Strophe.ElementType.FRAGMENT) {
-            el = Strophe.xmlGenerator().createDocumentFragment();
-            for (i = 0; i < elem.childNodes.length; i++) {
-                el.appendChild(Strophe.createHtml(elem.childNodes[i]));
-            }
-        } else if (elem.nodeType == Strophe.ElementType.TEXT) {
-            el = Strophe.xmlTextNode(elem.nodeValue);
-        }
-
-        return el;
-    },
-
-    /** Function: escapeNode
-     *  Escape the node part (also called local part) of a JID.
-     *
-     *  Parameters:
-     *    (String) node - A node (or local part).
-     *
-     *  Returns:
-     *    An escaped node (or local part).
-     */
-    escapeNode: function (node)
-    {
-        return node.replace(/^\s+|\s+$/g, '')
-            .replace(/\\/g,  "\\5c")
-            .replace(/ /g,   "\\20")
-            .replace(/\"/g,  "\\22")
-            .replace(/\&/g,  "\\26")
-            .replace(/\'/g,  "\\27")
-            .replace(/\//g,  "\\2f")
-            .replace(/:/g,   "\\3a")
-            .replace(/</g,   "\\3c")
-            .replace(/>/g,   "\\3e")
-            .replace(/@/g,   "\\40");
-    },
-
-    /** Function: unescapeNode
-     *  Unescape a node part (also called local part) of a JID.
-     *
-     *  Parameters:
-     *    (String) node - A node (or local part).
-     *
-     *  Returns:
-     *    An unescaped node (or local part).
-     */
-    unescapeNode: function (node)
-    {
-        return node.replace(/\\20/g, " ")
-            .replace(/\\22/g, '"')
-            .replace(/\\26/g, "&")
-            .replace(/\\27/g, "'")
-            .replace(/\\2f/g, "/")
-            .replace(/\\3a/g, ":")
-            .replace(/\\3c/g, "<")
-            .replace(/\\3e/g, ">")
-            .replace(/\\40/g, "@")
-            .replace(/\\5c/g, "\\");
-    },
-
-    /** Function: getNodeFromJid
-     *  Get the node portion of a JID String.
-     *
-     *  Parameters:
-     *    (String) jid - A JID.
-     *
-     *  Returns:
-     *    A String containing the node.
-     */
-    getNodeFromJid: function (jid)
-    {
-        if (jid.indexOf("@") < 0) { return null; }
-        return jid.split("@")[0];
-    },
-
-    /** Function: getDomainFromJid
-     *  Get the domain portion of a JID String.
-     *
-     *  Parameters:
-     *    (String) jid - A JID.
-     *
-     *  Returns:
-     *    A String containing the domain.
-     */
-    getDomainFromJid: function (jid)
-    {
-        var bare = Strophe.getBareJidFromJid(jid);
-        if (bare.indexOf("@") < 0) {
-            return bare;
-        } else {
-            var parts = bare.split("@");
-            parts.splice(0, 1);
-            return parts.join('@');
-        }
-    },
-
-    /** Function: getResourceFromJid
-     *  Get the resource portion of a JID String.
-     *
-     *  Parameters:
-     *    (String) jid - A JID.
-     *
-     *  Returns:
-     *    A String containing the resource.
-     */
-    getResourceFromJid: function (jid)
-    {
-        var s = jid.split("/");
-        if (s.length < 2) { return null; }
-        s.splice(0, 1);
-        return s.join('/');
-    },
-
-    /** Function: getBareJidFromJid
-     *  Get the bare JID from a JID String.
-     *
-     *  Parameters:
-     *    (String) jid - A JID.
-     *
-     *  Returns:
-     *    A String containing the bare JID.
-     */
-    getBareJidFromJid: function (jid)
-    {
-        return jid ? jid.split("/")[0] : null;
-    },
-
-    /** Function: log
-     *  User overrideable logging function.
-     *
-     *  This function is called whenever the Strophe library calls any
-     *  of the logging functions.  The default implementation of this
-     *  function does nothing.  If client code wishes to handle the logging
-     *  messages, it should override this with
-     *  > Strophe.log = function (level, msg) {
-     *  >   (user code here)
-     *  > };
-     *
-     *  Please note that data sent and received over the wire is logged
-     *  via Strophe.Connection.rawInput() and Strophe.Connection.rawOutput().
-     *
-     *  The different levels and their meanings are
-     *
-     *    DEBUG - Messages useful for debugging purposes.
-     *    INFO - Informational messages.  This is mostly information like
-     *      'disconnect was called' or 'SASL auth succeeded'.
-     *    WARN - Warnings about potential problems.  This is mostly used
-     *      to report transient connection errors like request timeouts.
-     *    ERROR - Some error occurred.
-     *    FATAL - A non-recoverable fatal error occurred.
-     *
-     *  Parameters:
-     *    (Integer) level - The log level of the log message.  This will
-     *      be one of the values in Strophe.LogLevel.
-     *    (String) msg - The log message.
-     */
-    /* jshint ignore:start */
-    log: function (level, msg)
-    {
-        return;
-    },
-    /* jshint ignore:end */
-
-    /** Function: debug
-     *  Log a message at the Strophe.LogLevel.DEBUG level.
-     *
-     *  Parameters:
-     *    (String) msg - The log message.
-     */
-    debug: function(msg)
-    {
-        this.log(this.LogLevel.DEBUG, msg);
-    },
-
-    /** Function: info
-     *  Log a message at the Strophe.LogLevel.INFO level.
-     *
-     *  Parameters:
-     *    (String) msg - The log message.
-     */
-    info: function (msg)
-    {
-        this.log(this.LogLevel.INFO, msg);
-    },
-
-    /** Function: warn
-     *  Log a message at the Strophe.LogLevel.WARN level.
-     *
-     *  Parameters:
-     *    (String) msg - The log message.
-     */
-    warn: function (msg)
-    {
-        this.log(this.LogLevel.WARN, msg);
-    },
-
-    /** Function: error
-     *  Log a message at the Strophe.LogLevel.ERROR level.
-     *
-     *  Parameters:
-     *    (String) msg - The log message.
-     */
-    error: function (msg)
-    {
-        this.log(this.LogLevel.ERROR, msg);
-    },
-
-    /** Function: fatal
-     *  Log a message at the Strophe.LogLevel.FATAL level.
-     *
-     *  Parameters:
-     *    (String) msg - The log message.
-     */
-    fatal: function (msg)
-    {
-        this.log(this.LogLevel.FATAL, msg);
-    },
-
-    /** Function: serialize
-     *  Render a DOM element and all descendants to a String.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - A DOM element.
-     *
-     *  Returns:
-     *    The serialized element tree as a String.
-     */
-    serialize: function (elem)
-    {
-        var result;
-
-        if (!elem) { return null; }
-
-        if (typeof(elem.tree) === "function") {
-            elem = elem.tree();
-        }
-
-        var nodeName = elem.nodeName;
-        var i, child;
-
-        if (elem.getAttribute("_realname")) {
-            nodeName = elem.getAttribute("_realname");
-        }
-
-        result = "<" + nodeName;
-        for (i = 0; i < elem.attributes.length; i++) {
-               if(elem.attributes[i].nodeName != "_realname") {
-                 result += " " + elem.attributes[i].nodeName.toLowerCase() +
-                "='" + elem.attributes[i].value
-                    .replace(/&/g, "&")
-                       .replace(/\'/g, "'")
-                       .replace(/>/g, ">")
-                       .replace(/</g, "<") + "'";
-               }
-        }
-
-        if (elem.childNodes.length > 0) {
-            result += ">";
-            for (i = 0; i < elem.childNodes.length; i++) {
-                child = elem.childNodes[i];
-                switch( child.nodeType ){
-                  case Strophe.ElementType.NORMAL:
-                    // normal element, so recurse
-                    result += Strophe.serialize(child);
-                    break;
-                  case Strophe.ElementType.TEXT:
-                    // text element to escape values
-                    result += Strophe.xmlescape(child.nodeValue);
-                    break;
-                  case Strophe.ElementType.CDATA:
-                    // cdata section so don't escape values
-                    result += "<![CDATA["+child.nodeValue+"]]>";
-                }
-            }
-            result += "</" + nodeName + ">";
-        } else {
-            result += "/>";
-        }
-
-        return result;
-    },
-
-    /** PrivateVariable: _requestId
-     *  _Private_ variable that keeps track of the request ids for
-     *  connections.
-     */
-    _requestId: 0,
-
-    /** PrivateVariable: Strophe.connectionPlugins
-     *  _Private_ variable Used to store plugin names that need
-     *  initialization on Strophe.Connection construction.
-     */
-    _connectionPlugins: {},
-
-    /** Function: addConnectionPlugin
-     *  Extends the Strophe.Connection object with the given plugin.
-     *
-     *  Parameters:
-     *    (String) name - The name of the extension.
-     *    (Object) ptype - The plugin's prototype.
-     */
-    addConnectionPlugin: function (name, ptype)
-    {
-        Strophe._connectionPlugins[name] = ptype;
-    }
-};
-
-/** Class: Strophe.Builder
- *  XML DOM builder.
- *
- *  This object provides an interface similar to JQuery but for building
- *  DOM element easily and rapidly.  All the functions except for toString()
- *  and tree() return the object, so calls can be chained.  Here's an
- *  example using the $iq() builder helper.
- *  > $iq({to: 'you', from: 'me', type: 'get', id: '1'})
- *  >     .c('query', {xmlns: 'strophe:example'})
- *  >     .c('example')
- *  >     .toString()
- *  The above generates this XML fragment
- *  > <iq to='you' from='me' type='get' id='1'>
- *  >   <query xmlns='strophe:example'>
- *  >     <example/>
- *  >   </query>
- *  > </iq>
- *  The corresponding DOM manipulations to get a similar fragment would be
- *  a lot more tedious and probably involve several helper variables.
- *
- *  Since adding children makes new operations operate on the child, up()
- *  is provided to traverse up the tree.  To add two children, do
- *  > builder.c('child1', ...).up().c('child2', ...)
- *  The next operation on the Builder will be relative to the second child.
- */
-
-/** Constructor: Strophe.Builder
- *  Create a Strophe.Builder object.
- *
- *  The attributes should be passed in object notation.  For example
- *  > var b = new Builder('message', {to: 'you', from: 'me'});
- *  or
- *  > var b = new Builder('messsage', {'xml:lang': 'en'});
- *
- *  Parameters:
- *    (String) name - The name of the root element.
- *    (Object) attrs - The attributes for the root element in object notation.
- *
- *  Returns:
- *    A new Strophe.Builder.
- */
-Strophe.Builder = function (name, attrs)
-{
-    // Set correct namespace for jabber:client elements
-    if (name == "presence" || name == "message" || name == "iq") {
-        if (attrs && !attrs.xmlns) {
-            attrs.xmlns = Strophe.NS.CLIENT;
-        } else if (!attrs) {
-            attrs = {xmlns: Strophe.NS.CLIENT};
-        }
-    }
-
-    // Holds the tree being built.
-    this.nodeTree = Strophe.xmlElement(name, attrs);
-
-    // Points to the current operation node.
-    this.node = this.nodeTree;
-};
-
-Strophe.Builder.prototype = {
-    /** Function: tree
-     *  Return the DOM tree.
-     *
-     *  This function returns the current DOM tree as an element object.  This
-     *  is suitable for passing to functions like Strophe.Connection.send().
-     *
-     *  Returns:
-     *    The DOM tree as a element object.
-     */
-    tree: function ()
-    {
-        return this.nodeTree;
-    },
-
-    /** Function: toString
-     *  Serialize the DOM tree to a String.
-     *
-     *  This function returns a string serialization of the current DOM
-     *  tree.  It is often used internally to pass data to a
-     *  Strophe.Request object.
-     *
-     *  Returns:
-     *    The serialized DOM tree in a String.
-     */
-    toString: function ()
-    {
-        return Strophe.serialize(this.nodeTree);
-    },
-
-    /** Function: up
-     *  Make the current parent element the new current element.
-     *
-     *  This function is often used after c() to traverse back up the tree.
-     *  For example, to add two children to the same element
-     *  > builder.c('child1', {}).up().c('child2', {});
-     *
-     *  Returns:
-     *    The Stophe.Builder object.
-     */
-    up: function ()
-    {
-        this.node = this.node.parentNode;
-        return this;
-    },
-
-    /** Function: attrs
-     *  Add or modify attributes of the current element.
-     *
-     *  The attributes should be passed in object notation.  This function
-     *  does not move the current element pointer.
-     *
-     *  Parameters:
-     *    (Object) moreattrs - The attributes to add/modify in object notation.
-     *
-     *  Returns:
-     *    The Strophe.Builder object.
-     */
-    attrs: function (moreattrs)
-    {
-        for (var k in moreattrs) {
-            if (moreattrs.hasOwnProperty(k)) {
-                this.node.setAttribute(k, moreattrs[k]);
-            }
-        }
-        return this;
-    },
-
-    /** Function: c
-     *  Add a child to the current element and make it the new current
-     *  element.
-     *
-     *  This function moves the current element pointer to the child,
-     *  unless text is provided.  If you need to add another child, it
-     *  is necessary to use up() to go back to the parent in the tree.
-     *
-     *  Parameters:
-     *    (String) name - The name of the child.
-     *    (Object) attrs - The attributes of the child in object notation.
-     *    (String) text - The text to add to the child.
-     *
-     *  Returns:
-     *    The Strophe.Builder object.
-     */
-    c: function (name, attrs, text)
-    {
-        var child = Strophe.xmlElement(name, attrs, text);
-        this.node.appendChild(child);
-        if (!text) {
-            this.node = child;
-        }
-        return this;
-    },
-
-    /** Function: cnode
-     *  Add a child to the current element and make it the new current
-     *  element.
-     *
-     *  This function is the same as c() except that instead of using a
-     *  name and an attributes object to create the child it uses an
-     *  existing DOM element object.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - A DOM element.
-     *
-     *  Returns:
-     *    The Strophe.Builder object.
-     */
-    cnode: function (elem)
-    {
-        var impNode;
-        var xmlGen = Strophe.xmlGenerator();
-        try {
-            impNode = (xmlGen.importNode !== undefined);
-        }
-        catch (e) {
-            impNode = false;
-        }
-        var newElem = impNode ?
-                      xmlGen.importNode(elem, true) :
-                      Strophe.copyElement(elem);
-        this.node.appendChild(newElem);
-        this.node = newElem;
-        return this;
-    },
-
-    /** Function: t
-     *  Add a child text element.
-     *
-     *  This *does not* make the child the new current element since there
-     *  are no children of text elements.
-     *
-     *  Parameters:
-     *    (String) text - The text data to append to the current element.
-     *
-     *  Returns:
-     *    The Strophe.Builder object.
-     */
-    t: function (text)
-    {
-        var child = Strophe.xmlTextNode(text);
-        this.node.appendChild(child);
-        return this;
-    },
-
-    /** Function: h
-     *  Replace current element contents with the HTML passed in.
-     *
-     *  This *does not* make the child the new current element
-     *
-     *  Parameters:
-     *    (String) html - The html to insert as contents of current element.
-     *
-     *  Returns:
-     *    The Strophe.Builder object.
-     */
-    h: function (html)
-    {
-        var fragment = document.createElement('body');
-
-        // force the browser to try and fix any invalid HTML tags
-        fragment.innerHTML = html;
-
-        // copy cleaned html into an xml dom
-        var xhtml = Strophe.createHtml(fragment);
-
-        while(xhtml.childNodes.length > 0) {
-            this.node.appendChild(xhtml.childNodes[0]);
-        }
-        return this;
-    }
-};
-
-/** PrivateClass: Strophe.Handler
- *  _Private_ helper class for managing stanza handlers.
- *
- *  A Strophe.Handler encapsulates a user provided callback function to be
- *  executed when matching stanzas are received by the connection.
- *  Handlers can be either one-off or persistant depending on their
- *  return value. Returning true will cause a Handler to remain active, and
- *  returning false will remove the Handler.
- *
- *  Users will not use Strophe.Handler objects directly, but instead they
- *  will use Strophe.Connection.addHandler() and
- *  Strophe.Connection.deleteHandler().
- */
-
-/** PrivateConstructor: Strophe.Handler
- *  Create and initialize a new Strophe.Handler.
- *
- *  Parameters:
- *    (Function) handler - A function to be executed when the handler is run.
- *    (String) ns - The namespace to match.
- *    (String) name - The element name to match.
- *    (String) type - The element type to match.
- *    (String) id - The element id attribute to match.
- *    (String) from - The element from attribute to match.
- *    (Object) options - Handler options
- *
- *  Returns:
- *    A new Strophe.Handler object.
- */
-Strophe.Handler = function (handler, ns, name, type, id, from, options)
-{
-    this.handler = handler;
-    this.ns = ns;
-    this.name = name;
-    this.type = type;
-    this.id = id;
-    this.options = options || {matchBare: false};
-
-    // default matchBare to false if undefined
-    if (!this.options.matchBare) {
-        this.options.matchBare = false;
-    }
-
-    if (this.options.matchBare) {
-        this.from = from ? Strophe.getBareJidFromJid(from) : null;
-    } else {
-        this.from = from;
-    }
-
-    // whether the handler is a user handler or a system handler
-    this.user = true;
-};
-
-Strophe.Handler.prototype = {
-    /** PrivateFunction: isMatch
-     *  Tests if a stanza matches the Strophe.Handler.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The XML element to test.
-     *
-     *  Returns:
-     *    true if the stanza matches and false otherwise.
-     */
-    isMatch: function (elem)
-    {
-        var nsMatch;
-        var from = null;
-
-        if (this.options.matchBare) {
-            from = Strophe.getBareJidFromJid(elem.getAttribute('from'));
-        } else {
-            from = elem.getAttribute('from');
-        }
-
-        nsMatch = false;
-        if (!this.ns) {
-            nsMatch = true;
-        } else {
-            var that = this;
-            Strophe.forEachChild(elem, null, function (elem) {
-                if (elem.getAttribute("xmlns") == that.ns) {
-                    nsMatch = true;
-                }
-            });
-
-            nsMatch = nsMatch || elem.getAttribute("xmlns") == this.ns;
-        }
-
-        if (nsMatch &&
-            (!this.name || Strophe.isTagEqual(elem, this.name)) &&
-            (!this.type || elem.getAttribute("type") == this.type) &&
-            (!this.id || elem.getAttribute("id") == this.id) &&
-            (!this.from || from == this.from)) {
-                return true;
-        }
-
-        return false;
-    },
-
-    /** PrivateFunction: run
-     *  Run the callback on a matching stanza.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The DOM element that triggered the
-     *      Strophe.Handler.
-     *
-     *  Returns:
-     *    A boolean indicating if the handler should remain active.
-     */
-    run: function (elem)
-    {
-        var result = null;
-        try {
-            result = this.handler(elem);
-        } catch (e) {
-            if (e.sourceURL) {
-                Strophe.fatal("error: " + this.handler +
-                              " " + e.sourceURL + ":" +
-                              e.line + " - " + e.name + ": " + e.message);
-            } else if (e.fileName) {
-                if (typeof(console) != "undefined") {
-                    console.trace();
-                    console.error(this.handler, " - error - ", e, e.message);
-                }
-                Strophe.fatal("error: " + this.handler + " " +
-                              e.fileName + ":" + e.lineNumber + " - " +
-                              e.name + ": " + e.message);
-            } else {
-                Strophe.fatal("error: " + e.message + "\n" + e.stack);
-            }
-
-            throw e;
-        }
-
-        return result;
-    },
-
-    /** PrivateFunction: toString
-     *  Get a String representation of the Strophe.Handler object.
-     *
-     *  Returns:
-     *    A String.
-     */
-    toString: function ()
-    {
-        return "{Handler: " + this.handler + "(" + this.name + "," +
-            this.id + "," + this.ns + ")}";
-    }
-};
-
-/** PrivateClass: Strophe.TimedHandler
- *  _Private_ helper class for managing timed handlers.
- *
- *  A Strophe.TimedHandler encapsulates a user provided callback that
- *  should be called after a certain period of time or at regular
- *  intervals.  The return value of the callback determines whether the
- *  Strophe.TimedHandler will continue to fire.
- *
- *  Users will not use Strophe.TimedHandler objects directly, but instead
- *  they will use Strophe.Connection.addTimedHandler() and
- *  Strophe.Connection.deleteTimedHandler().
- */
-
-/** PrivateConstructor: Strophe.TimedHandler
- *  Create and initialize a new Strophe.TimedHandler object.
- *
- *  Parameters:
- *    (Integer) period - The number of milliseconds to wait before the
- *      handler is called.
- *    (Function) handler - The callback to run when the handler fires.  This
- *      function should take no arguments.
- *
- *  Returns:
- *    A new Strophe.TimedHandler object.
- */
-Strophe.TimedHandler = function (period, handler)
-{
-    this.period = period;
-    this.handler = handler;
-
-    this.lastCalled = new Date().getTime();
-    this.user = true;
-};
-
-Strophe.TimedHandler.prototype = {
-    /** PrivateFunction: run
-     *  Run the callback for the Strophe.TimedHandler.
-     *
-     *  Returns:
-     *    true if the Strophe.TimedHandler should be called again, and false
-     *      otherwise.
-     */
-    run: function ()
-    {
-        this.lastCalled = new Date().getTime();
-        return this.handler();
-    },
-
-    /** PrivateFunction: reset
-     *  Reset the last called time for the Strophe.TimedHandler.
-     */
-    reset: function ()
-    {
-        this.lastCalled = new Date().getTime();
-    },
-
-    /** PrivateFunction: toString
-     *  Get a string representation of the Strophe.TimedHandler object.
-     *
-     *  Returns:
-     *    The string representation.
-     */
-    toString: function ()
-    {
-        return "{TimedHandler: " + this.handler + "(" + this.period +")}";
-    }
-};
-
-/** Class: Strophe.Connection
- *  XMPP Connection manager.
- *
- *  This class is the main part of Strophe.  It manages a BOSH connection
- *  to an XMPP server and dispatches events to the user callbacks as
- *  data arrives.  It supports SASL PLAIN, SASL DIGEST-MD5, SASL SCRAM-SHA1
- *  and legacy authentication.
- *
- *  After creating a Strophe.Connection object, the user will typically
- *  call connect() with a user supplied callback to handle connection level
- *  events like authentication failure, disconnection, or connection
- *  complete.
- *
- *  The user will also have several event handlers defined by using
- *  addHandler() and addTimedHandler().  These will allow the user code to
- *  respond to interesting stanzas or do something periodically with the
- *  connection.  These handlers will be active once authentication is
- *  finished.
- *
- *  To send data to the connection, use send().
- */
-
-/** Constructor: Strophe.Connection
- *  Create and initialize a Strophe.Connection object.
- *
- *  The transport-protocol for this connection will be chosen automatically
- *  based on the given service parameter. URLs starting with "ws://" or
- *  "wss://" will use WebSockets, URLs starting with "http://", "https://"
- *  or without a protocol will use BOSH.
- *
- *  To make Strophe connect to the current host you can leave out the protocol
- *  and host part and just pass the path, e.g.
- *
- *  > var conn = new Strophe.Connection("/http-bind/");
- *
- *  WebSocket options:
- *
- *  If you want to connect to the current host with a WebSocket connection you
- *  can tell Strophe to use WebSockets through a "protocol" attribute in the
- *  optional options parameter. Valid values are "ws" for WebSocket and "wss"
- *  for Secure WebSocket.
- *  So to connect to "wss://CURRENT_HOSTNAME/xmpp-websocket" you would call
- *
- *  > var conn = new Strophe.Connection("/xmpp-websocket/", {protocol: "wss"});
- *
- *  Note that relative URLs _NOT_ starting with a "/" will also include the path
- *  of the current site.
- *
- *  Also because downgrading security is not permitted by browsers, when using
- *  relative URLs both BOSH and WebSocket connections will use their secure
- *  variants if the current connection to the site is also secure (https).
- *
- *  BOSH options:
- *
- *  by adding "sync" to the options, you can control if requests will
- *  be made synchronously or not. The default behaviour is asynchronous.
- *  If you want to make requests synchronous, make "sync" evaluate to true:
- *  > var conn = new Strophe.Connection("/http-bind/", {sync: true});
- *  You can also toggle this on an already established connection:
- *  > conn.options.sync = true;
- *
- *
- *  Parameters:
- *    (String) service - The BOSH or WebSocket service URL.
- *    (Object) options - A hash of configuration options
- *
- *  Returns:
- *    A new Strophe.Connection object.
- */
-Strophe.Connection = function (service, options)
-{
-    // The service URL
-    this.service = service;
-
-    // Configuration options
-    this.options = options || {};
-    var proto = this.options.protocol || "";
-
-    // Select protocal based on service or options
-    if (service.indexOf("ws:") === 0 || service.indexOf("wss:") === 0 ||
-            proto.indexOf("ws") === 0) {
-        this._proto = new Strophe.Websocket(this);
-    } else {
-        this._proto = new Strophe.Bosh(this);
-    }
-    /* The connected JID. */
-    this.jid = "";
-    /* the JIDs domain */
-    this.domain = null;
-    /* stream:features */
-    this.features = null;
-
-    // SASL
-    this._sasl_data = {};
-    this.do_session = false;
-    this.do_bind = false;
-
-    // handler lists
-    this.timedHandlers = [];
-    this.handlers = [];
-    this.removeTimeds = [];
-    this.removeHandlers = [];
-    this.addTimeds = [];
-    this.addHandlers = [];
-
-    this._authentication = {};
-    this._idleTimeout = null;
-    this._disconnectTimeout = null;
-
-    this.do_authentication = true;
-    this.authenticated = false;
-    this.disconnecting = false;
-    this.connected = false;
-
-    this.errors = 0;
-
-    this.paused = false;
-
-    this._data = [];
-    this._uniqueId = 0;
-
-    this._sasl_success_handler = null;
-    this._sasl_failure_handler = null;
-    this._sasl_challenge_handler = null;
-
-    // Max retries before disconnecting
-    this.maxRetries = 5;
-
-    // setup onIdle callback every 1/10th of a second
-    this._idleTimeout = setTimeout(this._onIdle.bind(this), 100);
-
-    // initialize plugins
-    for (var k in Strophe._connectionPlugins) {
-        if (Strophe._connectionPlugins.hasOwnProperty(k)) {
-            var ptype = Strophe._connectionPlugins[k];
-            // jslint complaints about the below line, but this is fine
-            var F = function () {}; // jshint ignore:line
-            F.prototype = ptype;
-            this[k] = new F();
-            this[k].init(this);
-        }
-    }
-};
-
-Strophe.Connection.prototype = {
-    /** Function: reset
-     *  Reset the connection.
-     *
-     *  This function should be called after a connection is disconnected
-     *  before that connection is reused.
-     */
-    reset: function ()
-    {
-        this._proto._reset();
-
-        // SASL
-        this.do_session = false;
-        this.do_bind = false;
-
-        // handler lists
-        this.timedHandlers = [];
-        this.handlers = [];
-        this.removeTimeds = [];
-        this.removeHandlers = [];
-        this.addTimeds = [];
-        this.addHandlers = [];
-        this._authentication = {};
-
-        this.authenticated = false;
-        this.disconnecting = false;
-        this.connected = false;
-
-        this.errors = 0;
-
-        this._requests = [];
-        this._uniqueId = 0;
-    },
-
-    /** Function: pause
-     *  Pause the request manager.
-     *
-     *  This will prevent Strophe from sending any more requests to the
-     *  server.  This is very useful for temporarily pausing
-     *  BOSH-Connections while a lot of send() calls are happening quickly.
-     *  This causes Strophe to send the data in a single request, saving
-     *  many request trips.
-     */
-    pause: function ()
-    {
-        this.paused = true;
-    },
-
-    /** Function: resume
-     *  Resume the request manager.
-     *
-     *  This resumes after pause() has been called.
-     */
-    resume: function ()
-    {
-        this.paused = false;
-    },
-
-    /** Function: getUniqueId
-     *  Generate a unique ID for use in <iq/> elements.
-     *
-     *  All <iq/> stanzas are required to have unique id attributes.  This
-     *  function makes creating these easy.  Each connection instance has
-     *  a counter which starts from zero, and the value of this counter
-     *  plus a colon followed by the suffix becomes the unique id. If no
-     *  suffix is supplied, the counter is used as the unique id.
-     *
-     *  Suffixes are used to make debugging easier when reading the stream
-     *  data, and their use is recommended.  The counter resets to 0 for
-     *  every new connection for the same reason.  For connections to the
-     *  same server that authenticate the same way, all the ids should be
-     *  the same, which makes it easy to see changes.  This is useful for
-     *  automated testing as well.
-     *
-     *  Parameters:
-     *    (String) suffix - A optional suffix to append to the id.
-     *
-     *  Returns:
-     *    A unique string to be used for the id attribute.
-     */
-    getUniqueId: function (suffix)
-    {
-        if (typeof(suffix) == "string" || typeof(suffix) == "number") {
-            return ++this._uniqueId + ":" + suffix;
-        } else {
-            return ++this._uniqueId + "";
-        }
-    },
-
-    /** Function: connect
-     *  Starts the connection process.
-     *
-     *  As the connection process proceeds, the user supplied callback will
-     *  be triggered multiple times with status updates.  The callback
-     *  should take two arguments - the status code and the error condition.
-     *
-     *  The status code will be one of the values in the Strophe.Status
-     *  constants.  The error condition will be one of the conditions
-     *  defined in RFC 3920 or the condition 'strophe-parsererror'.
-     *
-     *  The Parameters _wait_, _hold_ and _route_ are optional and only relevant
-     *  for BOSH connections. Please see XEP 124 for a more detailed explanation
-     *  of the optional parameters.
-     *
-     *  Parameters:
-     *    (String) jid - The user's JID.  This may be a bare JID,
-     *      or a full JID.  If a node is not supplied, SASL ANONYMOUS
-     *      authentication will be attempted.
-     *    (String) pass - The user's password.
-     *    (Function) callback - The connect callback function.
-     *    (Integer) wait - The optional HTTPBIND wait value.  This is the
-     *      time the server will wait before returning an empty result for
-     *      a request.  The default setting of 60 seconds is recommended.
-     *    (Integer) hold - The optional HTTPBIND hold value.  This is the
-     *      number of connections the server will hold at one time.  This
-     *      should almost always be set to 1 (the default).
-     *    (String) route - The optional route value.
-     */
-    connect: function (jid, pass, callback, wait, hold, route)
-    {
-        this.jid = jid;
-        /** Variable: authzid
-         *  Authorization identity.
-         */
-        this.authzid = Strophe.getBareJidFromJid(this.jid);
-        /** Variable: authcid
-         *  Authentication identity (User name).
-         */
-        this.authcid = Strophe.getNodeFromJid(this.jid);
-        /** Variable: pass
-         *  Authentication identity (User password).
-         */
-        this.pass = pass;
-        /** Variable: servtype
-         *  Digest MD5 compatibility.
-         */
-        this.servtype = "xmpp";
-        this.connect_callback = callback;
-        this.disconnecting = false;
-        this.connected = false;
-        this.authenticated = false;
-        this.errors = 0;
-
-        // parse jid for domain
-        this.domain = Strophe.getDomainFromJid(this.jid);
-
-        this._changeConnectStatus(Strophe.Status.CONNECTING, null);
-
-        this._proto._connect(wait, hold, route);
-    },
-
-    /** Function: attach
-     *  Attach to an already created and authenticated BOSH session.
-     *
-     *  This function is provided to allow Strophe to attach to BOSH
-     *  sessions which have been created externally, perhaps by a Web
-     *  application.  This is often used to support auto-login type features
-     *  without putting user credentials into the page.
-     *
-     *  Parameters:
-     *    (String) jid - The full JID that is bound by the session.
-     *    (String) sid - The SID of the BOSH session.
-     *    (String) rid - The current RID of the BOSH session.  This RID
-     *      will be used by the next request.
-     *    (Function) callback The connect callback function.
-     *    (Integer) wait - The optional HTTPBIND wait value.  This is the
-     *      time the server will wait before returning an empty result for
-     *      a request.  The default setting of 60 seconds is recommended.
-     *      Other settings will require tweaks to the Strophe.TIMEOUT value.
-     *    (Integer) hold - The optional HTTPBIND hold value.  This is the
-     *      number of connections the server will hold at one time.  This
-     *      should almost always be set to 1 (the default).
-     *    (Integer) wind - The optional HTTBIND window value.  This is the
-     *      allowed range of request ids that are valid.  The default is 5.
-     */
-    attach: function (jid, sid, rid, callback, wait, hold, wind)
-    {
-        this._proto._attach(jid, sid, rid, callback, wait, hold, wind);
-    },
-
-    /** Function: xmlInput
-     *  User overrideable function that receives XML data coming into the
-     *  connection.
-     *
-     *  The default function does nothing.  User code can override this with
-     *  > Strophe.Connection.xmlInput = function (elem) {
-     *  >   (user code)
-     *  > };
-     *
-     *  Due to limitations of current Browsers' XML-Parsers the opening and closing
-     *  <stream> tag for WebSocket-Connoctions will be passed as selfclosing here.
-     *
-     *  BOSH-Connections will have all stanzas wrapped in a <body> tag. See
-     *  <Strophe.Bosh.strip> if you want to strip this tag.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The XML data received by the connection.
-     */
-    /* jshint unused:false */
-    xmlInput: function (elem)
-    {
-        return;
-    },
-    /* jshint unused:true */
-
-    /** Function: xmlOutput
-     *  User overrideable function that receives XML data sent to the
-     *  connection.
-     *
-     *  The default function does nothing.  User code can override this with
-     *  > Strophe.Connection.xmlOutput = function (elem) {
-     *  >   (user code)
-     *  > };
-     *
-     *  Due to limitations of current Browsers' XML-Parsers the opening and closing
-     *  <stream> tag for WebSocket-Connoctions will be passed as selfclosing here.
-     *
-     *  BOSH-Connections will have all stanzas wrapped in a <body> tag. See
-     *  <Strophe.Bosh.strip> if you want to strip this tag.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The XMLdata sent by the connection.
-     */
-    /* jshint unused:false */
-    xmlOutput: function (elem)
-    {
-        return;
-    },
-    /* jshint unused:true */
-
-    /** Function: rawInput
-     *  User overrideable function that receives raw data coming into the
-     *  connection.
-     *
-     *  The default function does nothing.  User code can override this with
-     *  > Strophe.Connection.rawInput = function (data) {
-     *  >   (user code)
-     *  > };
-     *
-     *  Parameters:
-     *    (String) data - The data received by the connection.
-     */
-    /* jshint unused:false */
-    rawInput: function (data)
-    {
-        return;
-    },
-    /* jshint unused:true */
-
-    /** Function: rawOutput
-     *  User overrideable function that receives raw data sent to the
-     *  connection.
-     *
-     *  The default function does nothing.  User code can override this with
-     *  > Strophe.Connection.rawOutput = function (data) {
-     *  >   (user code)
-     *  > };
-     *
-     *  Parameters:
-     *    (String) data - The data sent by the connection.
-     */
-    /* jshint unused:false */
-    rawOutput: function (data)
-    {
-        return;
-    },
-    /* jshint unused:true */
-
-    /** Function: send
-     *  Send a stanza.
-     *
-     *  This function is called to push data onto the send queue to
-     *  go out over the wire.  Whenever a request is sent to the BOSH
-     *  server, all pending data is sent and the queue is flushed.
-     *
-     *  Parameters:
-     *    (XMLElement |
-     *     [XMLElement] |
-     *     Strophe.Builder) elem - The stanza to send.
-     */
-    send: function (elem)
-    {
-        if (elem === null) { return ; }
-        if (typeof(elem.sort) === "function") {
-            for (var i = 0; i < elem.length; i++) {
-                this._queueData(elem[i]);
-            }
-        } else if (typeof(elem.tree) === "function") {
-            this._queueData(elem.tree());
-        } else {
-            this._queueData(elem);
-        }
-
-        this._proto._send();
-    },
-
-    /** Function: flush
-     *  Immediately send any pending outgoing data.
-     *
-     *  Normally send() queues outgoing data until the next idle period
-     *  (100ms), which optimizes network use in the common cases when
-     *  several send()s are called in succession. flush() can be used to
-     *  immediately send all pending data.
-     */
-    flush: function ()
-    {
-        // cancel the pending idle period and run the idle function
-        // immediately
-        clearTimeout(this._idleTimeout);
-        this._onIdle();
-    },
-
-    /** Function: sendIQ
-     *  Helper function to send IQ stanzas.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The stanza to send.
-     *    (Function) callback - The callback function for a successful request.
-     *    (Function) errback - The callback function for a failed or timed
-     *      out request.  On timeout, the stanza will be null.
-     *    (Integer) timeout - The time specified in milliseconds for a
-     *      timeout to occur.
-     *
-     *  Returns:
-     *    The id used to send the IQ.
-    */
-    sendIQ: function(elem, callback, errback, timeout) {
-        var timeoutHandler = null;
-        var that = this;
-
-        if (typeof(elem.tree) === "function") {
-            elem = elem.tree();
-        }
-        var id = elem.getAttribute('id');
-
-        // inject id if not found
-        if (!id) {
-            id = this.getUniqueId("sendIQ");
-            elem.setAttribute("id", id);
-        }
-
-        var handler = this.addHandler(function (stanza) {
-            // remove timeout handler if there is one
-            if (timeoutHandler) {
-                that.deleteTimedHandler(timeoutHandler);
-            }
-
-            var iqtype = stanza.getAttribute('type');
-            if (iqtype == 'result') {
-                if (callback) {
-                    callback(stanza);
-                }
-            } else if (iqtype == 'error') {
-                if (errback) {
-                    errback(stanza);
-                }
-            } else {
-                throw {
-                    name: "StropheError",
-            message: "Got bad IQ type of " + iqtype
-                };
-            }
-        }, null, 'iq', null, id);
-
-        // if timeout specified, setup timeout handler.
-        if (timeout) {
-            timeoutHandler = this.addTimedHandler(timeout, function () {
-                // get rid of normal handler
-                that.deleteHandler(handler);
-
-                // call errback on timeout with null stanza
-                if (errback) {
-                    errback(null);
-                }
-                return false;
-            });
-        }
-
-        this.send(elem);
-
-        return id;
-    },
-
-    /** PrivateFunction: _queueData
-     *  Queue outgoing data for later sending.  Also ensures that the data
-     *  is a DOMElement.
-     */
-    _queueData: function (element) {
-        if (element === null ||
-            !element.tagName ||
-            !element.childNodes) {
-            throw {
-                name: "StropheError",
-                message: "Cannot queue non-DOMElement."
-            };
-        }
-
-        this._data.push(element);
-    },
-
-    /** PrivateFunction: _sendRestart
-     *  Send an xmpp:restart stanza.
-     */
-    _sendRestart: function ()
-    {
-        this._data.push("restart");
-
-        this._proto._sendRestart();
-
-        this._idleTimeout = setTimeout(this._onIdle.bind(this), 100);
-    },
-
-    /** Function: addTimedHandler
-     *  Add a timed handler to the connection.
-     *
-     *  This function adds a timed handler.  The provided handler will
-     *  be called every period milliseconds until it returns false,
-     *  the connection is terminated, or the handler is removed.  Handlers
-     *  that wish to continue being invoked should return true.
-     *
-     *  Because of method binding it is necessary to save the result of
-     *  this function if you wish to remove a handler with
-     *  deleteTimedHandler().
-     *
-     *  Note that user handlers are not active until authentication is
-     *  successful.
-     *
-     *  Parameters:
-     *    (Integer) period - The period of the handler.
-     *    (Function) handler - The callback function.
-     *
-     *  Returns:
-     *    A reference to the handler that can be used to remove it.
-     */
-    addTimedHandler: function (period, handler)
-    {
-        var thand = new Strophe.TimedHandler(period, handler);
-        this.addTimeds.push(thand);
-        return thand;
-    },
-
-    /** Function: deleteTimedHandler
-     *  Delete a timed handler for a connection.
-     *
-     *  This function removes a timed handler from the connection.  The
-     *  handRef parameter is *not* the function passed to addTimedHandler(),
-     *  but is the reference returned from addTimedHandler().
-     *
-     *  Parameters:
-     *    (Strophe.TimedHandler) handRef - The handler reference.
-     */
-    deleteTimedHandler: function (handRef)
-    {
-        // this must be done in the Idle loop so that we don't change
-        // the handlers during iteration
-        this.removeTimeds.push(handRef);
-    },
-
-    /** Function: addHandler
-     *  Add a stanza handler for the connection.
-     *
-     *  This function adds a stanza handler to the connection.  The
-     *  handler callback will be called for any stanza that matches
-     *  the parameters.  Note that if multiple parameters are supplied,
-     *  they must all match for the handler to be invoked.
-     *
-     *  The handler will receive the stanza that triggered it as its argument.
-     *  The handler should return true if it is to be invoked again;
-     *  returning false will remove the handler after it returns.
-     *
-     *  As a convenience, the ns parameters applies to the top level element
-     *  and also any of its immediate children.  This is primarily to make
-     *  matching /iq/query elements easy.
-     *
-     *  The options argument contains handler matching flags that affect how
-     *  matches are determined. Currently the only flag is matchBare (a
-     *  boolean). When matchBare is true, the from parameter and the from
-     *  attribute on the stanza will be matched as bare JIDs instead of
-     *  full JIDs. To use this, pass {matchBare: true} as the value of
-     *  options. The default value for matchBare is false.
-     *
-     *  The return value should be saved if you wish to remove the handler
-     *  with deleteHandler().
-     *
-     *  Parameters:
-     *    (Function) handler - The user callback.
-     *    (String) ns - The namespace to match.
-     *    (String) name - The stanza name to match.
-     *    (String) type - The stanza type attribute to match.
-     *    (String) id - The stanza id attribute to match.
-     *    (String) from - The stanza from attribute to match.
-     *    (String) options - The handler options
-     *
-     *  Returns:
-     *    A reference to the handler that can be used to remove it.
-     */
-    addHandler: function (handler, ns, name, type, id, from, options)
-    {
-        var hand = new Strophe.Handler(handler, ns, name, type, id, from, options);
-        this.addHandlers.push(hand);
-        return hand;
-    },
-
-    /** Function: deleteHandler
-     *  Delete a stanza handler for a connection.
-     *
-     *  This function removes a stanza handler from the connection.  The
-     *  handRef parameter is *not* the function passed to addHandler(),
-     *  but is the reference returned from addHandler().
-     *
-     *  Parameters:
-     *    (Strophe.Handler) handRef - The handler reference.
-     */
-    deleteHandler: function (handRef)
-    {
-        // this must be done in the Idle loop so that we don't change
-        // the handlers during iteration
-        this.removeHandlers.push(handRef);
-    },
-
-    /** Function: disconnect
-     *  Start the graceful disconnection process.
-     *
-     *  This function starts the disconnection process.  This process starts
-     *  by sending unavailable presence and sending BOSH body of type
-     *  terminate.  A timeout handler makes sure that disconnection happens
-     *  even if the BOSH server does not respond.
-     *
-     *  The user supplied connection callback will be notified of the
-     *  progress as this process happens.
-     *
-     *  Parameters:
-     *    (String) reason - The reason the disconnect is occuring.
-     */
-    disconnect: function (reason)
-    {
-        this._changeConnectStatus(Strophe.Status.DISCONNECTING, reason);
-
-        Strophe.info("Disconnect was called because: " + reason);
-        if (this.connected) {
-            var pres = false;
-            this.disconnecting = true;
-            if (this.authenticated) {
-                pres = $pres({
-                    xmlns: Strophe.NS.CLIENT,
-                    type: 'unavailable'
-                });
-            }
-            // setup timeout handler
-            this._disconnectTimeout = this._addSysTimedHandler(
-                3000, this._onDisconnectTimeout.bind(this));
-            this._proto._disconnect(pres);
-        }
-    },
-
-    /** PrivateFunction: _changeConnectStatus
-     *  _Private_ helper function that makes sure plugins and the user's
-     *  callback are notified of connection status changes.
-     *
-     *  Parameters:
-     *    (Integer) status - the new connection status, one of the values
-     *      in Strophe.Status
-     *    (String) condition - the error condition or null
-     */
-    _changeConnectStatus: function (status, condition)
-    {
-        // notify all plugins listening for status changes
-        for (var k in Strophe._connectionPlugins) {
-            if (Strophe._connectionPlugins.hasOwnProperty(k)) {
-                var plugin = this[k];
-                if (plugin.statusChanged) {
-                    try {
-                        plugin.statusChanged(status, condition);
-                    } catch (err) {
-                        Strophe.error("" + k + " plugin caused an exception " +
-                                      "changing status: " + err);
-                    }
-                }
-            }
-        }
-
-        // notify the user's callback
-        if (this.connect_callback) {
-            try {
-                this.connect_callback(status, condition);
-            } catch (e) {
-                Strophe.error("User connection callback caused an " +
-                              "exception: " + e);
-            }
-        }
-    },
-
-    /** PrivateFunction: _doDisconnect
-     *  _Private_ function to disconnect.
-     *
-     *  This is the last piece of the disconnection logic.  This resets the
-     *  connection and alerts the user's connection callback.
-     */
-    _doDisconnect: function ()
-    {
-        // Cancel Disconnect Timeout
-        if (this._disconnectTimeout !== null) {
-            this.deleteTimedHandler(this._disconnectTimeout);
-            this._disconnectTimeout = null;
-        }
-
-        Strophe.info("_doDisconnect was called");
-        this._proto._doDisconnect();
-
-        this.authenticated = false;
-        this.disconnecting = false;
-
-        // delete handlers
-        this.handlers = [];
-        this.timedHandlers = [];
-        this.removeTimeds = [];
-        this.removeHandlers = [];
-        this.addTimeds = [];
-        this.addHandlers = [];
-
-        // tell the parent we disconnected
-        this._changeConnectStatus(Strophe.Status.DISCONNECTED, null);
-        this.connected = false;
-    },
-
-    /** PrivateFunction: _dataRecv
-     *  _Private_ handler to processes incoming data from the the connection.
-     *
-     *  Except for _connect_cb handling the initial connection request,
-     *  this function handles the incoming data for all requests.  This
-     *  function also fires stanza handlers that match each incoming
-     *  stanza.
-     *
-     *  Parameters:
-     *    (Strophe.Request) req - The request that has data ready.
-     *    (string) req - The stanza a raw string (optiona).
-     */
-    _dataRecv: function (req, raw)
-    {
-        Strophe.info("_dataRecv called");
-        var elem = this._proto._reqToData(req);
-        if (elem === null) { return; }
-
-        if (this.xmlInput !== Strophe.Connection.prototype.xmlInput) {
-            if (elem.nodeName === this._proto.strip && elem.childNodes.length) {
-                this.xmlInput(elem.childNodes[0]);
-            } else {
-                this.xmlInput(elem);
-            }
-        }
-        if (this.rawInput !== Strophe.Connection.prototype.rawInput) {
-            if (raw) {
-                this.rawInput(raw);
-            } else {
-                this.rawInput(Strophe.serialize(elem));
-            }
-        }
-
-        // remove handlers scheduled for deletion
-        var i, hand;
-        while (this.removeHandlers.length > 0) {
-            hand = this.removeHandlers.pop();
-            i = this.handlers.indexOf(hand);
-            if (i >= 0) {
-                this.handlers.splice(i, 1);
-            }
-        }
-
-        // add handlers scheduled for addition
-        while (this.addHandlers.length > 0) {
-            this.handlers.push(this.addHandlers.pop());
-        }
-
-        // handle graceful disconnect
-        if (this.disconnecting && this._proto._emptyQueue()) {
-            this._doDisconnect();
-            return;
-        }
-
-        var typ = elem.getAttribute("type");
-        var cond, conflict;
-        if (typ !== null && typ == "terminate") {
-            // Don't process stanzas that come in after disconnect
-            if (this.disconnecting) {
-                return;
-            }
-
-            // an error occurred
-            cond = elem.getAttribute("condition");
-            conflict = elem.getElementsByTagName("conflict");
-            if (cond !== null) {
-                if (cond == "remote-stream-error" && conflict.length > 0) {
-                    cond = "conflict";
-                }
-                this._changeConnectStatus(Strophe.Status.CONNFAIL, cond);
-            } else {
-                this._changeConnectStatus(Strophe.Status.CONNFAIL, "unknown");
-            }
-            this.disconnect('unknown stream-error');
-            return;
-        }
-
-        // send each incoming stanza through the handler chain
-        var that = this;
-        Strophe.forEachChild(elem, null, function (child) {
-            var i, newList;
-            // process handlers
-            newList = that.handlers;
-            that.handlers = [];
-            for (i = 0; i < newList.length; i++) {
-                var hand = newList[i];
-                // encapsulate 'handler.run' not to lose the whole handler list if
-                // one of the handlers throws an exception
-                try {
-                    if (hand.isMatch(child) &&
-                        (that.authenticated || !hand.user)) {
-                        if (hand.run(child)) {
-                            that.handlers.push(hand);
-                        }
-                    } else {
-                        that.handlers.push(hand);
-                    }
-                } catch(e) {
-                    // if the handler throws an exception, we consider it as false
-                    Strophe.warn('Removing Strophe handlers due to uncaught exception: ' + e.message);
-                }
-            }
-        });
-    },
-
-
-    /** Attribute: mechanisms
-     *  SASL Mechanisms available for Conncection.
-     */
-    mechanisms: {},
-
-    /** PrivateFunction: _connect_cb
-     *  _Private_ handler for initial connection request.
-     *
-     *  This handler is used to process the initial connection request
-     *  response from the BOSH server. It is used to set up authentication
-     *  handlers and start the authentication process.
-     *
-     *  SASL authentication will be attempted if available, otherwise
-     *  the code will fall back to legacy authentication.
-     *
-     *  Parameters:
-     *    (Strophe.Request) req - The current request.
-     *    (Function) _callback - low level (xmpp) connect callback function.
-     *      Useful for plugins with their own xmpp connect callback (when their)
-     *      want to do something special).
-     */
-    _connect_cb: function (req, _callback, raw)
-    {
-        Strophe.info("_connect_cb was called");
-
-        this.connected = true;
-
-        var bodyWrap = this._proto._reqToData(req);
-        if (!bodyWrap) { return; }
-
-        if (this.xmlInput !== Strophe.Connection.prototype.xmlInput) {
-            if (bodyWrap.nodeName === this._proto.strip && bodyWrap.childNodes.length) {
-                this.xmlInput(bodyWrap.childNodes[0]);
-            } else {
-                this.xmlInput(bodyWrap);
-            }
-        }
-        if (this.rawInput !== Strophe.Connection.prototype.rawInput) {
-            if (raw) {
-                this.rawInput(raw);
-            } else {
-                this.rawInput(Strophe.serialize(bodyWrap));
-            }
-        }
-
-        var conncheck = this._proto._connect_cb(bodyWrap);
-        if (conncheck === Strophe.Status.CONNFAIL) {
-            return;
-        }
-
-        this._authentication.sasl_scram_sha1 = false;
-        this._authentication.sasl_plain = false;
-        this._authentication.sasl_digest_md5 = false;
-        this._authentication.sasl_anonymous = false;
-
-        this._authentication.legacy_auth = false;
-
-        // Check for the stream:features tag
-        var hasFeatures = bodyWrap.getElementsByTagName("stream:features").length > 0;
-        if (!hasFeatures) {
-            hasFeatures = bodyWrap.getElementsByTagName("features").length > 0;
-        }
-        var mechanisms = bodyWrap.getElementsByTagName("mechanism");
-        var matched = [];
-        var i, mech, found_authentication = false;
-        if (!hasFeatures) {
-            this._proto._no_auth_received(_callback);
-            return;
-        }
-        if (mechanisms.length > 0) {
-            for (i = 0; i < mechanisms.length; i++) {
-                mech = Strophe.getText(mechanisms[i]);
-                if (this.mechanisms[mech]) matched.push(this.mechanisms[mech]);
-            }
-        }
-        this._authentication.legacy_auth =
-            bodyWrap.getElementsByTagName("auth").length > 0;
-        found_authentication = this._authentication.legacy_auth ||
-            matched.length > 0;
-        if (!found_authentication) {
-            this._proto._no_auth_received(_callback);
-            return;
-        }
-        if (this.do_authentication !== false)
-            this.authenticate(matched);
-    },
-
-    /** Function: authenticate
-     * Set up authentication
-     *
-     *  Contiunues the initial connection request by setting up authentication
-     *  handlers and start the authentication process.
-     *
-     *  SASL authentication will be attempted if available, otherwise
-     *  the code will fall back to legacy authentication.
-     *
-     */
-    authenticate: function (matched)
-    {
-      var i;
-      // Sorting matched mechanisms according to priority.
-      for (i = 0; i < matched.length - 1; ++i) {
-        var higher = i;
-        for (var j = i + 1; j < matched.length; ++j) {
-          if (matched[j].prototype.priority > matched[higher].prototype.priority) {
-            higher = j;
-          }
-        }
-        if (higher != i) {
-          var swap = matched[i];
-          matched[i] = matched[higher];
-          matched[higher] = swap;
-        }
-      }
-
-      // run each mechanism
-      var mechanism_found = false;
-      for (i = 0; i < matched.length; ++i) {
-        if (!matched[i].test(this)) continue;
-
-        this._sasl_success_handler = this._addSysHandler(
-          this._sasl_success_cb.bind(this), null,
-          "success", null, null);
-        this._sasl_failure_handler = this._addSysHandler(
-          this._sasl_failure_cb.bind(this), null,
-          "failure", null, null);
-        this._sasl_challenge_handler = this._addSysHandler(
-          this._sasl_challenge_cb.bind(this), null,
-          "challenge", null, null);
-
-        this._sasl_mechanism = new matched[i]();
-        this._sasl_mechanism.onStart(this);
-
-        var request_auth_exchange = $build("auth", {
-          xmlns: Strophe.NS.SASL,
-          mechanism: this._sasl_mechanism.name
-        });
-
-        if (this._sasl_mechanism.isClientFirst) {
-          var response = this._sasl_mechanism.onChallenge(this, null);
-          request_auth_exchange.t(Base64.encode(response));
-        }
-
-        this.send(request_auth_exchange.tree());
-
-        mechanism_found = true;
-        break;
-      }
-
-      if (!mechanism_found) {
-        // if none of the mechanism worked
-        if (Strophe.getNodeFromJid(this.jid) === null) {
-            // we don't have a node, which is required for non-anonymous
-            // client connections
-            this._changeConnectStatus(Strophe.Status.CONNFAIL,
-                                      'x-strophe-bad-non-anon-jid');
-            this.disconnect('x-strophe-bad-non-anon-jid');
-        } else {
-          // fall back to legacy authentication
-          this._changeConnectStatus(Strophe.Status.AUTHENTICATING, null);
-          this._addSysHandler(this._auth1_cb.bind(this), null, null,
-                              null, "_auth_1");
-
-          this.send($iq({
-            type: "get",
-            to: this.domain,
-            id: "_auth_1"
-          }).c("query", {
-            xmlns: Strophe.NS.AUTH
-          }).c("username", {}).t(Strophe.getNodeFromJid(this.jid)).tree());
-        }
-      }
-
-    },
-
-    _sasl_challenge_cb: function(elem) {
-      var challenge = Base64.decode(Strophe.getText(elem));
-      var response = this._sasl_mechanism.onChallenge(this, challenge);
-
-      var stanza = $build('response', {
-          xmlns: Strophe.NS.SASL
-      });
-      if (response !== "") {
-        stanza.t(Base64.encode(response));
-      }
-      this.send(stanza.tree());
-
-      return true;
-    },
-
-    /** PrivateFunction: _auth1_cb
-     *  _Private_ handler for legacy authentication.
-     *
-     *  This handler is called in response to the initial <iq type='get'/>
-     *  for legacy authentication.  It builds an authentication <iq/> and
-     *  sends it, creating a handler (calling back to _auth2_cb()) to
-     *  handle the result
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The stanza that triggered the callback.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    /* jshint unused:false */
-    _auth1_cb: function (elem)
-    {
-        // build plaintext auth iq
-        var iq = $iq({type: "set", id: "_auth_2"})
-            .c('query', {xmlns: Strophe.NS.AUTH})
-            .c('username', {}).t(Strophe.getNodeFromJid(this.jid))
-            .up()
-            .c('password').t(this.pass);
-
-        if (!Strophe.getResourceFromJid(this.jid)) {
-            // since the user has not supplied a resource, we pick
-            // a default one here.  unlike other auth methods, the server
-            // cannot do this for us.
-            this.jid = Strophe.getBareJidFromJid(this.jid) + '/strophe';
-        }
-        iq.up().c('resource', {}).t(Strophe.getResourceFromJid(this.jid));
-
-        this._addSysHandler(this._auth2_cb.bind(this), null,
-                            null, null, "_auth_2");
-
-        this.send(iq.tree());
-
-        return false;
-    },
-    /* jshint unused:true */
-
-    /** PrivateFunction: _sasl_success_cb
-     *  _Private_ handler for succesful SASL authentication.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The matching stanza.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    _sasl_success_cb: function (elem)
-    {
-        if (this._sasl_data["server-signature"]) {
-            var serverSignature;
-            var success = Base64.decode(Strophe.getText(elem));
-            var attribMatch = /([a-z]+)=([^,]+)(,|$)/;
-            var matches = success.match(attribMatch);
-            if (matches[1] == "v") {
-                serverSignature = matches[2];
-            }
-
-            if (serverSignature != this._sasl_data["server-signature"]) {
-              // remove old handlers
-              this.deleteHandler(this._sasl_failure_handler);
-              this._sasl_failure_handler = null;
-              if (this._sasl_challenge_handler) {
-                this.deleteHandler(this._sasl_challenge_handler);
-                this._sasl_challenge_handler = null;
-              }
-
-              this._sasl_data = {};
-              return this._sasl_failure_cb(null);
-            }
-        }
-
-        Strophe.info("SASL authentication succeeded.");
-
-        if(this._sasl_mechanism)
-          this._sasl_mechanism.onSuccess();
-
-        // remove old handlers
-        this.deleteHandler(this._sasl_failure_handler);
-        this._sasl_failure_handler = null;
-        if (this._sasl_challenge_handler) {
-            this.deleteHandler(this._sasl_challenge_handler);
-            this._sasl_challenge_handler = null;
-        }
-
-        this._addSysHandler(this._sasl_auth1_cb.bind(this), null,
-                            "stream:features", null, null);
-
-        // we must send an xmpp:restart now
-        this._sendRestart();
-
-        return false;
-    },
-
-    /** PrivateFunction: _sasl_auth1_cb
-     *  _Private_ handler to start stream binding.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The matching stanza.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    _sasl_auth1_cb: function (elem)
-    {
-        // save stream:features for future usage
-        this.features = elem;
-
-        var i, child;
-
-        for (i = 0; i < elem.childNodes.length; i++) {
-            child = elem.childNodes[i];
-            if (child.nodeName == 'bind') {
-                this.do_bind = true;
-            }
-
-            if (child.nodeName == 'session') {
-                this.do_session = true;
-            }
-        }
-
-        if (!this.do_bind) {
-            this._changeConnectStatus(Strophe.Status.AUTHFAIL, null);
-            return false;
-        } else {
-            this._addSysHandler(this._sasl_bind_cb.bind(this), null, null,
-                                null, "_bind_auth_2");
-
-            var resource = Strophe.getResourceFromJid(this.jid);
-            if (resource) {
-                this.send($iq({type: "set", id: "_bind_auth_2"})
-                          .c('bind', {xmlns: Strophe.NS.BIND})
-                          .c('resource', {}).t(resource).tree());
-            } else {
-                this.send($iq({type: "set", id: "_bind_auth_2"})
-                          .c('bind', {xmlns: Strophe.NS.BIND})
-                          .tree());
-            }
-        }
-
-        return false;
-    },
-
-    /** PrivateFunction: _sasl_bind_cb
-     *  _Private_ handler for binding result and session start.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The matching stanza.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    _sasl_bind_cb: function (elem)
-    {
-        if (elem.getAttribute("type") == "error") {
-            Strophe.info("SASL binding failed.");
-            var conflict = elem.getElementsByTagName("conflict"), condition;
-            if (conflict.length > 0) {
-                condition = 'conflict';
-            }
-            this._changeConnectStatus(Strophe.Status.AUTHFAIL, condition);
-            return false;
-        }
-
-        // TODO - need to grab errors
-        var bind = elem.getElementsByTagName("bind");
-        var jidNode;
-        if (bind.length > 0) {
-            // Grab jid
-            jidNode = bind[0].getElementsByTagName("jid");
-            if (jidNode.length > 0) {
-                this.jid = Strophe.getText(jidNode[0]);
-
-                if (this.do_session) {
-                    this._addSysHandler(this._sasl_session_cb.bind(this),
-                                        null, null, null, "_session_auth_2");
-
-                    this.send($iq({type: "set", id: "_session_auth_2"})
-                                  .c('session', {xmlns: Strophe.NS.SESSION})
-                                  .tree());
-                } else {
-                    this.authenticated = true;
-                    this._changeConnectStatus(Strophe.Status.CONNECTED, null);
-                }
-            }
-        } else {
-            Strophe.info("SASL binding failed.");
-            this._changeConnectStatus(Strophe.Status.AUTHFAIL, null);
-            return false;
-        }
-    },
-
-    /** PrivateFunction: _sasl_session_cb
-     *  _Private_ handler to finish successful SASL connection.
-     *
-     *  This sets Connection.authenticated to true on success, which
-     *  starts the processing of user handlers.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The matching stanza.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    _sasl_session_cb: function (elem)
-    {
-        if (elem.getAttribute("type") == "result") {
-            this.authenticated = true;
-            this._changeConnectStatus(Strophe.Status.CONNECTED, null);
-        } else if (elem.getAttribute("type") == "error") {
-            Strophe.info("Session creation failed.");
-            this._changeConnectStatus(Strophe.Status.AUTHFAIL, null);
-            return false;
-        }
-
-        return false;
-    },
-
-    /** PrivateFunction: _sasl_failure_cb
-     *  _Private_ handler for SASL authentication failure.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The matching stanza.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    /* jshint unused:false */
-    _sasl_failure_cb: function (elem)
-    {
-        // delete unneeded handlers
-        if (this._sasl_success_handler) {
-            this.deleteHandler(this._sasl_success_handler);
-            this._sasl_success_handler = null;
-        }
-        if (this._sasl_challenge_handler) {
-            this.deleteHandler(this._sasl_challenge_handler);
-            this._sasl_challenge_handler = null;
-        }
-
-        if(this._sasl_mechanism)
-          this._sasl_mechanism.onFailure();
-        this._changeConnectStatus(Strophe.Status.AUTHFAIL, null);
-        return false;
-    },
-    /* jshint unused:true */
-
-    /** PrivateFunction: _auth2_cb
-     *  _Private_ handler to finish legacy authentication.
-     *
-     *  This handler is called when the result from the jabber:iq:auth
-     *  <iq/> stanza is returned.
-     *
-     *  Parameters:
-     *    (XMLElement) elem - The stanza that triggered the callback.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    _auth2_cb: function (elem)
-    {
-        if (elem.getAttribute("type") == "result") {
-            this.authenticated = true;
-            this._changeConnectStatus(Strophe.Status.CONNECTED, null);
-        } else if (elem.getAttribute("type") == "error") {
-            this._changeConnectStatus(Strophe.Status.AUTHFAIL, null);
-            this.disconnect('authentication failed');
-        }
-
-        return false;
-    },
-
-    /** PrivateFunction: _addSysTimedHandler
-     *  _Private_ function to add a system level timed handler.
-     *
-     *  This function is used to add a Strophe.TimedHandler for the
-     *  library code.  System timed handlers are allowed to run before
-     *  authentication is complete.
-     *
-     *  Parameters:
-     *    (Integer) period - The period of the handler.
-     *    (Function) handler - The callback function.
-     */
-    _addSysTimedHandler: function (period, handler)
-    {
-        var thand = new Strophe.TimedHandler(period, handler);
-        thand.user = false;
-        this.addTimeds.push(thand);
-        return thand;
-    },
-
-    /** PrivateFunction: _addSysHandler
-     *  _Private_ function to add a system level stanza handler.
-     *
-     *  This function is used to add a Strophe.Handler for the
-     *  library code.  System stanza handlers are allowed to run before
-     *  authentication is complete.
-     *
-     *  Parameters:
-     *    (Function) handler - The callback function.
-     *    (String) ns - The namespace to match.
-     *    (String) name - The stanza name to match.
-     *    (String) type - The stanza type attribute to match.
-     *    (String) id - The stanza id attribute to match.
-     */
-    _addSysHandler: function (handler, ns, name, type, id)
-    {
-        var hand = new Strophe.Handler(handler, ns, name, type, id);
-        hand.user = false;
-        this.addHandlers.push(hand);
-        return hand;
-    },
-
-    /** PrivateFunction: _onDisconnectTimeout
-     *  _Private_ timeout handler for handling non-graceful disconnection.
-     *
-     *  If the graceful disconnect process does not complete within the
-     *  time allotted, this handler finishes the disconnect anyway.
-     *
-     *  Returns:
-     *    false to remove the handler.
-     */
-    _onDisconnectTimeout: function ()
-    {
-        Strophe.info("_onDisconnectTimeout was called");
-
-        this._proto._onDisconnectTimeout();
-
-        // actually disconnect
-        this._doDisconnect();
-
-        return false;
-    },
-
-    /** PrivateFunction: _onIdle
-     *  _Private_ handler to process events during idle cycle.
-     *
-     *  This handler is called every 100ms to fire timed handlers that
-     *  are ready and keep poll requests going.
-     */
-    _onIdle: function ()
-    {
-        var i, thand, since, newList;
-
-        // add timed handlers scheduled for addition
-        // NOTE: we add before remove in the case a timed handler is
-        // added and then deleted before the next _onIdle() call.
-        while (this.addTimeds.length > 0) {
-            this.timedHandlers.push(this.addTimeds.pop());
-        }
-
-        // remove timed handlers that have been scheduled for deletion
-        while (this.removeTimeds.length > 0) {
-            thand = this.removeTimeds.pop();
-            i = this.timedHandlers.indexOf(thand);
-            if (i >= 0) {
-                this.timedHandlers.splice(i, 1);
-            }
-        }
-
-        // call ready timed handlers
-        var now = new Date().getTime();
-        newList = [];
-        for (i = 0; i < this.timedHandlers.length; i++) {
-            thand = this.timedHandlers[i];
-            if (this.authenticated || !thand.user) {
-                since = thand.lastCalled + thand.period;
-                if (since - now <= 0) {
-                    if (thand.run()) {
-                        newList.push(thand);
-                    }
-                } else {
-                    newList.push(thand);
-                }
-            }
-        }
-        this.timedHandlers = newList;
-
-        clearTimeout(this._idleTimeout);
-
-        this._proto._onIdle();
-
-        // reactivate the timer only if connected
-        if (this.connected) {
-            this._idleTimeout = setTimeout(this._onIdle.bind(this), 100);
-        }
-    }
-};
-
-if (callback) {
-    callback(Strophe, $build, $msg, $iq, $pres);
-}
-
-/** Class: Strophe.SASLMechanism
- *
- *  encapsulates SASL authentication mechanisms.
- *
- *  User code may override the priority for each mechanism or disable it completely.
- *  See <priority> for information about changing priority and <test> for informatian on
- *  how to disable a mechanism.
- *
- *  By default, all mechanisms are enabled and the priorities are
- *
- *  SCRAM-SHA1 - 40
- *  DIGEST-MD5 - 30
- *  Plain - 20
- */
-
-/**
- * PrivateConstructor: Strophe.SASLMechanism
- * SASL auth mechanism abstraction.
- *
- *  Parameters:
- *    (String) name - SASL Mechanism name.
- *    (Boolean) isClientFirst - If client should send response first without challenge.
- *    (Number) priority - Priority.
- *
- *  Returns:
- *    A new Strophe.SASLMechanism object.
- */
-Strophe.SASLMechanism = function(name, isClientFirst, priority) {
-  /** PrivateVariable: name
-   *  Mechanism name.
-   */
-  this.name = name;
-  /** PrivateVariable: isClientFirst
-   *  If client sends response without initial server challenge.
-   */
-  this.isClientFirst = isClientFirst;
-  /** Variable: priority
-   *  Determines which <SASLMechanism> is chosen for authentication (Higher is better).
-   *  Users may override this to prioritize mechanisms differently.
-   *
-   *  In the default configuration the priorities are
-   *
-   *  SCRAM-SHA1 - 40
-   *  DIGEST-MD5 - 30
-   *  Plain - 20
-   *
-   *  Example: (This will cause Strophe to choose the mechanism that the server sent first)
-   *
-   *  > Strophe.SASLMD5.priority = Strophe.SASLSHA1.priority;
-   *
-   *  See <SASL mechanisms> for a list of available mechanisms.
-   *
-   */
-  this.priority = priority;
-};
-
-Strophe.SASLMechanism.prototype = {
-  /**
-   *  Function: test
-   *  Checks if mechanism able to run.
-   *  To disable a mechanism, make this return false;
-   *
-   *  To disable plain authentication run
-   *  > Strophe.SASLPlain.test = function() {
-   *  >   return false;
-   *  > }
-   *
-   *  See <SASL mechanisms> for a list of available mechanisms.
-   *
-   *  Parameters:
-   *    (Strophe.Connection) connection - Target Connection.
-   *
-   *  Returns:
-   *    (Boolean) If mechanism was able to run.
-   */
-  /* jshint unused:false */
-  test: function(connection) {
-    return true;
-  },
-  /* jshint unused:true */
-
-  /** PrivateFunction: onStart
-   *  Called before starting mechanism on some connection.
-   *
-   *  Parameters:
-   *    (Strophe.Connection) connection - Target Connection.
-   */
-  onStart: function(connection)
-  {
-    this._connection = connection;
-  },
-
-  /** PrivateFunction: onChallenge
-   *  Called by protocol implementation on incoming challenge. If client is
-   *  first (isClientFirst == true) challenge will be null on the first call.
-   *
-   *  Parameters:
-   *    (Strophe.Connection) connection - Target Connection.
-   *    (String) challenge - current challenge to handle.
-   *
-   *  Returns:
-   *    (String) Mechanism response.
-   */
-  /* jshint unused:false */
-  onChallenge: function(connection, challenge) {
-    throw new Error("You should implement challenge handling!");
-  },
-  /* jshint unused:true */
-
-  /** PrivateFunction: onFailure
-   *  Protocol informs mechanism implementation about SASL failure.
-   */
-  onFailure: function() {
-    this._connection = null;
-  },
-
-  /** PrivateFunction: onSuccess
-   *  Protocol informs mechanism implementation about SASL success.
-   */
-  onSuccess: function() {
-    this._connection = null;
-  }
-};
-
-  /** Constants: SASL mechanisms
-   *  Available authentication mechanisms
-   *
-   *  Strophe.SASLAnonymous - SASL Anonymous authentication.
-   *  Strophe.SASLPlain - SASL Plain authentication.
-   *  Strophe.SASLMD5 - SASL Digest-MD5 authentication
-   *  Strophe.SASLSHA1 - SASL SCRAM-SHA1 authentication
-   */
-
-// Building SASL callbacks
-
-/** PrivateConstructor: SASLAnonymous
- *  SASL Anonymous authentication.
- */
-Strophe.SASLAnonymous = function() {};
-
-Strophe.SASLAnonymous.prototype = new Strophe.SASLMechanism("ANONYMOUS", false, 10);
-
-Strophe.SASLAnonymous.test = function(connection) {
-  return connection.authcid === null;
-};
-
-Strophe.Connection.prototype.mechanisms[Strophe.SASLAnonymous.prototype.name] = Strophe.SASLAnonymous;
-
-/** PrivateConstructor: SASLPlain
- *  SASL Plain authentication.
- */
-Strophe.SASLPlain = function() {};
-
-Strophe.SASLPlain.prototype = new Strophe.SASLMechanism("PLAIN", true, 20);
-
-Strophe.SASLPlain.test = function(connection) {
-  return connection.authcid !== null;
-};
-
-Strophe.SASLPlain.prototype.onChallenge = function(connection) {
-  var auth_str = connection.authzid;
-  auth_str = auth_str + "\u0000";
-  auth_str = auth_str + connection.authcid;
-  auth_str = auth_str + "\u0000";
-  auth_str = auth_str + connection.pass;
-  return auth_str;
-};
-
-Strophe.Connection.prototype.mechanisms[Strophe.SASLPlain.prototype.name] = Strophe.SASLPlain;
-
-/** PrivateConstructor: SASLSHA1
- *  SASL SCRAM SHA 1 authentication.
- */
-Strophe.SASLSHA1 = function() {};
-
-/* TEST:
- * This is a simple example of a SCRAM-SHA-1 authentication exchange
- * when the client doesn't support channel bindings (username 'user' and
- * password 'pencil' are used):
- *
- * C: n,,n=user,r=fyko+d2lbbFgONRv9qkxdawL
- * S: r=fyko+d2lbbFgONRv9qkxdawL3rfcNHYJY1ZVvWVs7j,s=QSXCR+Q6sek8bf92,
- * i=4096
- * C: c=biws,r=fyko+d2lbbFgONRv9qkxdawL3rfcNHYJY1ZVvWVs7j,
- * p=v0X8v3Bz2T0CJGbJQyF0X+HI4Ts=
- * S: v=rmF9pqV8S7suAoZWja4dJRkFsKQ=
- *
- */
-
-Strophe.SASLSHA1.prototype = new Strophe.SASLMechanism("SCRAM-SHA-1", true, 40);
-
-Strophe.SASLSHA1.test = function(connection) {
-  return connection.authcid !== null;
-};
-
-Strophe.SASLSHA1.prototype.onChallenge = function(connection, challenge, test_cnonce) {
-  var cnonce = test_cnonce || MD5.hexdigest(Math.random() * 1234567890);
-
-  var auth_str = "n=" + connection.authcid;
-  auth_str += ",r=";
-  auth_str += cnonce;
-
-  connection._sasl_data.cnonce = cnonce;
-  connection._sasl_data["client-first-message-bare"] = auth_str;
-
-  auth_str = "n,," + auth_str;
-
-  this.onChallenge = function (connection, challenge)
-  {
-    var nonce, salt, iter, Hi, U, U_old, i, k;
-    var clientKey, serverKey, clientSignature;
-    var responseText = "c=biws,";
-    var authMessage = connection._sasl_data["client-first-message-bare"] + "," +
-      challenge + ",";
-    var cnonce = connection._sasl_data.cnonce;
-    var attribMatch = /([a-z]+)=([^,]+)(,|$)/;
-
-    while (challenge.match(attribMatch)) {
-      var matches = challenge.match(attribMatch);
-      challenge = challenge.replace(matches[0], "");
-      switch (matches[1]) {
-      case "r":
-        nonce = matches[2];
-        break;
-      case "s":
-        salt = matches[2];
-        break;
-      case "i":
-        iter = matches[2];
-        break;
-      }
-    }
-
-    if (nonce.substr(0, cnonce.length) !== cnonce) {
-      connection._sasl_data = {};
-      return connection._sasl_failure_cb();
-    }
-
-    responseText += "r=" + nonce;
-    authMessage += responseText;
-
-    salt = Base64.decode(salt);
-    salt += "\x00\x00\x00\x01";
-
-    Hi = U_old = core_hmac_sha1(connection.pass, salt);
-    for (i = 1; i < iter; i++) {
-      U = core_hmac_sha1(connection.pass, binb2str(U_old));
-      for (k = 0; k < 5; k++) {
-        Hi[k] ^= U[k];
-      }
-      U_old = U;
-    }
-    Hi = binb2str(Hi);
-
-    clientKey = core_hmac_sha1(Hi, "Client Key");
-    serverKey = str_hmac_sha1(Hi, "Server Key");
-    clientSignature = core_hmac_sha1(str_sha1(binb2str(clientKey)), authMessage);
-    connection._sasl_data["server-signature"] = b64_hmac_sha1(serverKey, authMessage);
-
-    for (k = 0; k < 5; k++) {
-      clientKey[k] ^= clientSignature[k];
-    }
-
-    responseText += ",p=" + Base64.encode(binb2str(clientKey));
-
-    return responseText;
-  }.bind(this);
-
-  return auth_str;
-};
-
-Strophe.Connection.prototype.mechanisms[Strophe.SASLSHA1.prototype.name] = Strophe.SASLSHA1;
-
-/** PrivateConstructor: SASLMD5
- *  SASL DIGEST MD5 authentication.
- */
-Strophe.SASLMD5 = function() {};
-
-Strophe.SASLMD5.prototype = new Strophe.SASLMechanism("DIGEST-MD5", false, 30);
-
-Strophe.SASLMD5.test = function(connection) {
-  return connection.authcid !== null;
-};
-
-/** PrivateFunction: _quote
- *  _Private_ utility function to backslash escape and quote strings.
- *
- *  Parameters:
- *    (String) str - The string to be quoted.
- *
- *  Returns:
- *    quoted string
- */
-Strophe.SASLMD5.prototype._quote = function (str)
-  {
-    return '"' + str.replace(/\\/g, "\\\\").replace(/"/g, '\\"') + '"';
-    //" end string workaround for emacs
-  };
-
-
-Strophe.SASLMD5.prototype.onChallenge = function(connection, challenge, test_cnonce) {
-  var attribMatch = /([a-z]+)=("[^"]+"|[^,"]+)(?:,|$)/;
-  var cnonce = test_cnonce || MD5.hexdigest("" + (Math.random() * 1234567890));
-  var realm = "";
-  var host = null;
-  var nonce = "";
-  var qop = "";
-  var matches;
-
-  while (challenge.match(attribMatch)) {
-    matches = challenge.match(attribMatch);
-    challenge = challenge.replace(matches[0], "");
-    matches[2] = matches[2].replace(/^"(.+)"$/, "$1");
-    switch (matches[1]) {
-    case "realm":
-      realm = matches[2];
-      break;
-    case "nonce":
-      nonce = matches[2];
-      break;
-    case "qop":
-      qop = matches[2];
-      break;
-    case "host":
-      host = matches[2];
-      break;
-    }
-  }
-
-  var digest_uri = connection.servtype + "/" + connection.domain;
-  if (host !== null) {
-    digest_uri = digest_uri + "/" + host;
-  }
-
-  var A1 = MD5.hash(connection.authcid +
-                    ":" + realm + ":" + this._connection.pass) +
-    ":" + nonce + ":" + cnonce;
-  var A2 = 'AUTHENTICATE:' + digest_uri;
-
-  var responseText = "";
-  responseText += 'charset=utf-8,';
-  responseText += 'username=' +
-    this._quote(connection.authcid) + ',';
-  responseText += 'realm=' + this._quote(realm) + ',';
-  responseText += 'nonce=' + this._quote(nonce) + ',';
-  responseText += 'nc=00000001,';
-  responseText += 'cnonce=' + this._quote(cnonce) + ',';
-  responseText += 'digest-uri=' + this._quote(digest_uri) + ',';
-  responseText += 'response=' + MD5.hexdigest(MD5.hexdigest(A1) + ":" +
-                                              nonce + ":00000001:" +
-                                              cnonce + ":auth:" +
-                                              MD5.hexdigest(A2)) + ",";
-  responseText += 'qop=auth';
-
-  this.onChallenge = function ()
-  {
-    return "";
-  }.bind(this);
-
-  return responseText;
-};
-
-Strophe.Connection.prototype.mechanisms[Strophe.SASLMD5.prototype.name] = Strophe.SASLMD5;
-
-})(function () {
-    window.Strophe = arguments[0];
-    window.$build = arguments[1];
-    window.$msg = arguments[2];
-    window.$iq = arguments[3];
-    window.$pres = arguments[4];
-});
-
-/*
-    This program is distributed under the terms of the MIT license.
-    Please see the LICENSE file for details.
-
-    Copyright 2006-2008, OGG, LLC
-*/
-
-/* jshint undef: true, unused: true:, noarg: true, latedef: true */
-/*global window, setTimeout, clearTimeout,
-    XMLHttpRequest, ActiveXObject,
-    Strophe, $build */
-
-
-/** PrivateClass: Strophe.Request
- *  _Private_ helper class that provides a cross implementation abstraction
- *  for a BOSH related XMLHttpRequest.
- *
- *  The Strophe.Request class is used internally to encapsulate BOSH request
- *  information.  It is not meant to be used from user's code.
- */
-
-/** PrivateConstructor: Strophe.Request
- *  Create and initialize a new Strophe.Request object.
- *
- *  Parameters:
- *    (XMLElement) elem - The XML data to be sent in the request.
- *    (Function) func - The function that will be called when the
- *      XMLHttpRequest readyState changes.
- *    (Integer) rid - The BOSH rid attribute associated with this request.
- *    (Integer) sends - The number of times this same request has been
- *      sent.
- */
-Strophe.Request = function (elem, func, rid, sends)
-{
-    this.id = ++Strophe._requestId;
-    this.xmlData = elem;
-    this.data = Strophe.serialize(elem);
-    // save original function in case we need to make a new request
-    // from this one.
-    this.origFunc = func;
-    this.func = func;
-    this.rid = rid;
-    this.date = NaN;
-    this.sends = sends || 0;
-    this.abort = false;
-    this.dead = null;
-
-    this.age = function () {
-        if (!this.date) { return 0; }
-        var now = new Date();
-        return (now - this.date) / 1000;
-    };
-    this.timeDead = function () {
-        if (!this.dead) { return 0; }
-        var now = new Date();
-        return (now - this.dead) / 1000;
-    };
-    this.xhr = this._newXHR();
-};
-
-Strophe.Request.prototype = {
-    /** PrivateFunction: getResponse
-     *  Get a response from the underlying XMLHttpRequest.
-     *
-     *  This function attempts to get a response from the request and checks
-     *  for errors.
-     *
-     *  Throws:
-     *    "parsererror" - A parser error occured.
-     *
-     *  Returns:
-     *    The DOM element tree of the response.
-     */
-    getResponse: function ()
-    {
-        var node = null;
-        if (this.xhr.responseXML && this.xhr.responseXML.documentElement) {
-            node = this.xhr.responseXML.documentElement;
-            if (node.tagName == "parsererror") {
-                Strophe.error("invalid response received");
-                Strophe.error("responseText: " + this.xhr.responseText);
-                Strophe.error("responseXML: " +
-                              Strophe.serialize(this.xhr.responseXML));
-                throw "parsererror";
-            }
-        } else if (this.xhr.responseText) {
-            Strophe.error("invalid response received");
-            Strophe.error("responseText: " + this.xhr.responseText);
-            Strophe.error("responseXML: " +
-                          Strophe.serialize(this.xhr.responseXML));
-        }
-
-        return node;
-    },
-
-    /** PrivateFunction: _newXHR
-     *  _Private_ helper function to create XMLHttpRequests.
-     *
-     *  This function creates XMLHttpRequests across all implementations.
-     *
-     *  Returns:
-     *    A new XMLHttpRequest.
-     */
-    _newXHR: function ()
-    {
-        var xhr = null;
-        if (window.XMLHttpRequest) {
-            xhr = new XMLHttpRequest();
-            if (xhr.overrideMimeType) {
-                xhr.overrideMimeType("text/xml");
-            }
-        } else if (window.ActiveXObject) {
-            xhr = new ActiveXObject("Microsoft.XMLHTTP");
-        }
-
-        // use Function.bind() to prepend ourselves as an argument
-        xhr.onreadystatechange = this.func.bind(null, this);
-
-        return xhr;
-    }
-};
-
-/** Class: Strophe.Bosh
- *  _Private_ helper class that handles BOSH Connections
- *
- *  The Strophe.Bosh class is used internally by Strophe.Connection
- *  to encapsulate BOSH sessions. It is not meant to be used from user's code.
- */
-
-/** File: bosh.js
- *  A JavaScript library to enable BOSH in Strophejs.
- *
- *  this library uses Bidirectional-streams Over Synchronous HTTP (BOSH)
- *  to emulate a persistent, stateful, two-way connection to an XMPP server.
- *  More information on BOSH can be found in XEP 124.
- */
-
-/** PrivateConstructor: Strophe.Bosh
- *  Create and initialize a Strophe.Bosh object.
- *
- *  Parameters:
- *    (Strophe.Connection) connection - The Strophe.Connection that will use BOSH.
- *
- *  Returns:
- *    A new Strophe.Bosh object.
- */
-Strophe.Bosh = function(connection) {
-    this._conn = connection;
-    /* request id for body tags */
-    this.rid = Math.floor(Math.random() * 4294967295);
-    /* The current session ID. */
-    this.sid = null;
-
-    // default BOSH values
-    this.hold = 1;
-    this.wait = 60;
-    this.window = 5;
-
-    this._requests = [];
-};
-
-Strophe.Bosh.prototype = {
-    /** Variable: strip
-     *
-     *  BOSH-Connections will have all stanzas wrapped in a <body> tag when
-     *  passed to <Strophe.Connection.xmlInput> or <Strophe.Connection.xmlOutput>.
-     *  To strip this tag, User code can set <Strophe.Bosh.strip> to "body":
-     *
-     *  > Strophe.Bosh.prototype.strip = "body";
-     *
-     *  This will enable stripping of the body tag in both
-     *  <Strophe.Connection.xmlInput> and <Strophe.Connection.xmlOutput>.
-     */
-    strip: null,
-
-    /** PrivateFunction: _buildBody
-     *  _Private_ helper function to generate the <body/> wrapper for BOSH.
-     *
-     *  Returns:
-     *    A Strophe.Builder with a <body/> element.
-     */
-    _buildBody: function ()
-    {
-        var bodyWrap = $build('body', {
-            rid: this.rid++,
-            xmlns: Strophe.NS.HTTPBIND
-        });
-
-        if (this.sid !== null) {
-            bodyWrap.attrs({sid: this.sid});
-        }
-
-        return bodyWrap;
-    },
-
-    /** PrivateFunction: _reset
-     *  Reset the connection.
-     *
-     *  This function is called by the reset function of the Strophe Connection
-     */
-    _reset: function ()
-    {
-        this.rid = Math.floor(Math.random() * 4294967295);
-        this.sid = null;
-        
-        jQuery(document).trigger('ridChange', {rid: this.rid});
-    },
-
-    /** PrivateFunction: _connect
-     *  _Private_ function that initializes the BOSH connection.
-     *
-     *  Creates and sends the Request that initializes the BOSH connection.
-     */
-    _connect: function (wait, hold, route)
-    {
-        this.wait = wait || this.wait;
-        this.hold = hold || this.hold;
-
-        // build the body tag
-        var body = this._buildBody().attrs({
-            to: this._conn.domain,
-            "xml:lang": "en",
-            wait: this.wait,
-            hold: this.hold,
-            content: "text/xml; charset=utf-8",
-            ver: "1.6",
-            "xmpp:version": "1.0",
-            "xmlns:xmpp": Strophe.NS.BOSH
-        });
-
-        if(route){
-            body.attrs({
-                route: route
-            });
-        }
-
-        var _connect_cb = this._conn._connect_cb;
-
-        this._requests.push(
-            new Strophe.Request(body.tree(),
-                                this._onRequestStateChange.bind(
-                                    this, _connect_cb.bind(this._conn)),
-                                body.tree().getAttribute("rid")));
-        this._throttledRequestHandler();
-    },
-
-    /** PrivateFunction: _attach
-     *  Attach to an already created and authenticated BOSH session.
-     *
-     *  This function is provided to allow Strophe to attach to BOSH
-     *  sessions which have been created externally, perhaps by a Web
-     *  application.  This is often used to support auto-login type features
-     *  without putting user credentials into the page.
-     *
-     *  Parameters:
-     *    (String) jid - The full JID that is bound by the session.
-     *    (String) sid - The SID of the BOSH session.
-     *    (String) rid - The current RID of the BOSH session.  This RID
-     *      will be used by the next request.
-     *    (Function) callback The connect callback function.
-     *    (Integer) wait - The optional HTTPBIND wait value.  This is the
-     *      time the server will wait before returning an empty result for
-     *      a request.  The default setting of 60 seconds is recommended.
-     *      Other settings will require tweaks to the Strophe.TIMEOUT value.
-     *    (Integer) hold - The optional HTTPBIND hold value.  This is the
-     *      number of connections the server will hold at one time.  This
-     *      should almost always be set to 1 (the default).
-     *    (Integer) wind - The optional HTTBIND window value.  This is the
-     *      allowed range of request ids that are valid.  The default is 5.
-     */
-    _attach: function (jid, sid, rid, callback, wait, hold, wind)
-    {
-        this._conn.jid = jid;
-        this.sid = sid;
-        this.rid = rid;
-
-        this._conn.connect_callback = callback;
-
-        this._conn.domain = Strophe.getDomainFromJid(this._conn.jid);
-
-        this._conn.authenticated = true;
-        this._conn.connected = true;
-
-        this.wait = wait || this.wait;
-        this.hold = hold || this.hold;
-        this.window = wind || this.window;
-
-        this._conn._changeConnectStatus(Strophe.Status.ATTACHED, null);
-    },
-
-    /** PrivateFunction: _connect_cb
-     *  _Private_ handler for initial connection request.
-     *
-     *  This handler is used to process the Bosh-part of the initial request.
-     *  Parameters:
-     *    (Strophe.Request) bodyWrap - The received stanza.
-     */
-    _connect_cb: function (bodyWrap)
-    {
-        var typ = bodyWrap.getAttribute("type");
-        var cond, conflict;
-        if (typ !== null && typ == "terminate") {
-            // an error occurred
-            Strophe.error("BOSH-Connection failed: " + cond);
-            cond = bodyWrap.getAttribute("condition");
-            conflict = bodyWrap.getElementsByTagName("conflict");
-            if (cond !== null) {
-                if (cond == "remote-stream-error" && conflict.length > 0) {
-                    cond = "conflict";
-                }
-                this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, cond);
-            } else {
-                this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, "unknown");
-            }
-            this._conn._doDisconnect();
-            return Strophe.Status.CONNFAIL;
-        }
-
-        // check to make sure we don't overwrite these if _connect_cb is
-        // called multiple times in the case of missing stream:features
-        if (!this.sid) {
-            this.sid = bodyWrap.getAttribute("sid");
-        }
-        var wind = bodyWrap.getAttribute('requests');
-        if (wind) { this.window = parseInt(wind, 10); }
-        var hold = bodyWrap.getAttribute('hold');
-        if (hold) { this.hold = parseInt(hold, 10); }
-        var wait = bodyWrap.getAttribute('wait');
-        if (wait) { this.wait = parseInt(wait, 10); }
-    },
-
-    /** PrivateFunction: _disconnect
-     *  _Private_ part of Connection.disconnect for Bosh
-     *
-     *  Parameters:
-     *    (Request) pres - This stanza will be sent before disconnecting.
-     */
-    _disconnect: function (pres)
-    {
-        this._sendTerminate(pres);
-    },
-
-    /** PrivateFunction: _doDisconnect
-     *  _Private_ function to disconnect.
-     *
-     *  Resets the SID and RID.
-     */
-    _doDisconnect: function ()
-    {
-        this.sid = null;
-        this.rid = Math.floor(Math.random() * 4294967295);
-        
-        jQuery(document).trigger('ridChange', {rid: this.rid});
-    },
-
-    /** PrivateFunction: _emptyQueue
-     * _Private_ function to check if the Request queue is empty.
-     *
-     *  Returns:
-     *    True, if there are no Requests queued, False otherwise.
-     */
-    _emptyQueue: function ()
-    {
-        return this._requests.length === 0;
-    },
-
-    /** PrivateFunction: _hitError
-     *  _Private_ function to handle the error count.
-     *
-     *  Requests are resent automatically until their error count reaches
-     *  5.  Each time an error is encountered, this function is called to
-     *  increment the count and disconnect if the count is too high.
-     *
-     *  Parameters:
-     *    (Integer) reqStatus - The request status.
-     */
-    _hitError: function (reqStatus)
-    {
-        this.errors++;
-        Strophe.warn("request errored, status: " + reqStatus +
-                     ", number of errors: " + this.errors);
-        if (this.errors > 4) {
-            this._onDisconnectTimeout();
-        }
-    },
-
-    /** PrivateFunction: _no_auth_received
-     *
-     * Called on stream start/restart when no stream:features
-     * has been received and sends a blank poll request.
-     */
-    _no_auth_received: function (_callback)
-    {
-        if (_callback) {
-            _callback = _callback.bind(this._conn);
-        } else {
-            _callback = this._conn._connect_cb.bind(this._conn);
-        }
-        var body = this._buildBody();
-        this._requests.push(
-                new Strophe.Request(body.tree(),
-                    this._onRequestStateChange.bind(
-                        this, _callback.bind(this._conn)),
-                    body.tree().getAttribute("rid")));
-        this._throttledRequestHandler();
-    },
-
-    /** PrivateFunction: _onDisconnectTimeout
-     *  _Private_ timeout handler for handling non-graceful disconnection.
-     *
-     *  Cancels all remaining Requests and clears the queue.
-     */
-    _onDisconnectTimeout: function ()
-    {
-        var req;
-        while (this._requests.length > 0) {
-            req = this._requests.pop();
-            req.abort = true;
-            req.xhr.abort();
-            // jslint complains, but this is fine. setting to empty func
-            // is necessary for IE6
-            req.xhr.onreadystatechange = function () {}; // jshint ignore:line
-        }
-    },
-
-    /** PrivateFunction: _onIdle
-     *  _Private_ handler called by Strophe.Connection._onIdle
-     *
-     *  Sends all queued Requests or polls with empty Request if there are none.
-     */
-    _onIdle: function () {
-        var data = this._conn._data;
-
-        // if no requests are in progress, poll
-        if (this._conn.authenticated && this._requests.length === 0 &&
-            data.length === 0 && !this._conn.disconnecting) {
-            Strophe.info("no requests during idle cycle, sending " +
-                         "blank request");
-            data.push(null);
-        }
-
-        if (this._requests.length < 2 && data.length > 0 &&
-            !this._conn.paused) {
-            var body = this._buildBody();
-            for (var i = 0; i < data.length; i++) {
-                if (data[i] !== null) {
-                    if (data[i] === "restart") {
-                        body.attrs({
-                            to: this._conn.domain,
-                            "xml:lang": "en",
-                            "xmpp:restart": "true",
-                            "xmlns:xmpp": Strophe.NS.BOSH
-                        });
-                    } else {
-                        body.cnode(data[i]).up();
-                    }
-                }
-            }
-            delete this._conn._data;
-            this._conn._data = [];
-            this._requests.push(
-                new Strophe.Request(body.tree(),
-                                    this._onRequestStateChange.bind(
-                                        this, this._conn._dataRecv.bind(this._conn)),
-                                    body.tree().getAttribute("rid")));
-            this._processRequest(this._requests.length - 1);
-        }
-
-        if (this._requests.length > 0) {
-            var time_elapsed = this._requests[0].age();
-            if (this._requests[0].dead !== null) {
-                if (this._requests[0].timeDead() >
-                    Math.floor(Strophe.SECONDARY_TIMEOUT * this.wait)) {
-                    this._throttledRequestHandler();
-                }
-            }
-
-            if (time_elapsed > Math.floor(Strophe.TIMEOUT * this.wait)) {
-                Strophe.warn("Request " +
-                             this._requests[0].id +
-                             " timed out, over " + Math.floor(Strophe.TIMEOUT * this.wait) +
-                             " seconds since last activity");
-                this._throttledRequestHandler();
-            }
-        }
-    },
-
-    /** PrivateFunction: _onRequestStateChange
-     *  _Private_ handler for Strophe.Request state changes.
-     *
-     *  This function is called when the XMLHttpRequest readyState changes.
-     *  It contains a lot of error handling logic for the many ways that
-     *  requests can fail, and calls the request callback when requests
-     *  succeed.
-     *
-     *  Parameters:
-     *    (Function) func - The handler for the request.
-     *    (Strophe.Request) req - The request that is changing readyState.
-     */
-    _onRequestStateChange: function (func, req)
-    {
-        Strophe.debug("request id " + req.id +
-                      "." + req.sends + " state changed to " +
-                      req.xhr.readyState);
-
-        if (req.abort) {
-            req.abort = false;
-            return;
-        }
-
-        if(req.xhr.readyState == 2){ 
-           jQuery(document).trigger('ridChange', {rid: Number(req.rid)+1});
-        }
-        
-        // request complete
-        var reqStatus;
-        if (req.xhr.readyState == 4) {
-            reqStatus = 0;
-            try {
-                reqStatus = req.xhr.status;
-            } catch (e) {
-                // ignore errors from undefined status attribute.  works
-                // around a browser bug
-            }
-
-            if (typeof(reqStatus) == "undefined") {
-                reqStatus = 0;
-            }
-
-            if (this.disconnecting) {
-                if (reqStatus >= 400) {
-                    this._hitError(reqStatus);
-                    return;
-                }
-            }
-
-            var reqIs0 = (this._requests[0] == req);
-            var reqIs1 = (this._requests[1] == req);
-
-            if ((reqStatus > 0 && reqStatus < 500) || req.sends > 5) {
-                // remove from internal queue
-                this._removeRequest(req);
-                Strophe.debug("request id " +
-                              req.id +
-                              " should now be removed");
-            }
-
-            // request succeeded
-            if (reqStatus == 200) {
-                // if request 1 finished, or request 0 finished and request
-                // 1 is over Strophe.SECONDARY_TIMEOUT seconds old, we need to
-                // restart the other - both will be in the first spot, as the
-                // completed request has been removed from the queue already
-                if (reqIs1 ||
-                    (reqIs0 && this._requests.length > 0 &&
-                     this._requests[0].age() > Math.floor(Strophe.SECONDARY_TIMEOUT * this.wait))) {
-                    this._restartRequest(0);
-                }
-                // call handler
-                Strophe.debug("request id " +
-                              req.id + "." +
-                              req.sends + " got 200");
-                func(req);
-                this.errors = 0;
-            } else {
-                Strophe.error("request id " +
-                              req.id + "." +
-                              req.sends + " error " + reqStatus +
-                              " happened");
-                if (reqStatus === 0 ||
-                    (reqStatus >= 400 && reqStatus < 600) ||
-                    reqStatus >= 12000) {
-                    this._hitError(reqStatus);
-                    if (reqStatus >= 400 && reqStatus < 500) {
-                        this._conn._changeConnectStatus(Strophe.Status.DISCONNECTING,
-                                                  null);
-                        this._conn._doDisconnect();
-                    }
-                }
-            }
-
-            if (!((reqStatus > 0 && reqStatus < 500) ||
-                  req.sends > 5)) {
-                this._throttledRequestHandler();
-            }
-        }
-    },
-
-    /** PrivateFunction: _processRequest
-     *  _Private_ function to process a request in the queue.
-     *
-     *  This function takes requests off the queue and sends them and
-     *  restarts dead requests.
-     *
-     *  Parameters:
-     *    (Integer) i - The index of the request in the queue.
-     */
-    _processRequest: function (i)
-    {
-        var self = this;
-        var req = this._requests[i];
-        var reqStatus = -1;
-
-        try {
-            if (req.xhr.readyState == 4) {
-                reqStatus = req.xhr.status;
-            }
-        } catch (e) {
-            Strophe.error("caught an error in _requests[" + i +
-                          "], reqStatus: " + reqStatus);
-        }
-
-        if (typeof(reqStatus) == "undefined") {
-            reqStatus = -1;
-        }
-
-        // make sure we limit the number of retries
-        if (req.sends > this.maxRetries) {
-            this._onDisconnectTimeout();
-            return;
-        }
-
-        var time_elapsed = req.age();
-        var primaryTimeout = (!isNaN(time_elapsed) &&
-                              time_elapsed > Math.floor(Strophe.TIMEOUT * this.wait));
-        var secondaryTimeout = (req.dead !== null &&
-                                req.timeDead() > Math.floor(Strophe.SECONDARY_TIMEOUT * this.wait));
-        var requestCompletedWithServerError = (req.xhr.readyState == 4 &&
-                                               (reqStatus < 1 ||
-                                                reqStatus >= 500));
-        if (primaryTimeout || secondaryTimeout ||
-            requestCompletedWithServerError) {
-            if (secondaryTimeout) {
-                Strophe.error("Request " +
-                              this._requests[i].id +
-                              " timed out (secondary), restarting");
-            }
-            req.abort = true;
-            req.xhr.abort();
-            // setting to null fails on IE6, so set to empty function
-            req.xhr.onreadystatechange = function () {};
-            this._requests[i] = new Strophe.Request(req.xmlData,
-                                                    req.origFunc,
-                                                    req.rid,
-                                                    req.sends);
-            req = this._requests[i];
-        }
-
-        if (req.xhr.readyState === 0) {
-            Strophe.debug("request id " + req.id +
-                          "." + req.sends + " posting");
-
-            try {
-                req.xhr.open("POST", this._conn.service, this._conn.options.sync ? false : true);
-            } catch (e2) {
-                Strophe.error("XHR open failed.");
-                if (!this._conn.connected) {
-                    this._conn._changeConnectStatus(Strophe.Status.CONNFAIL,
-                                              "bad-service");
-                }
-                this._conn.disconnect();
-                return;
-            }
-
-            // Fires the XHR request -- may be invoked immediately
-            // or on a gradually expanding retry window for reconnects
-            var sendFunc = function () {
-                req.date = new Date();
-                if (self._conn.options.customHeaders){
-                    var headers = self._conn.options.customHeaders;
-                    for (var header in headers) {
-                        if (headers.hasOwnProperty(header)) {
-                            req.xhr.setRequestHeader(header, headers[header]);
-                        }
-                    }
-                }
-                req.xhr.send(req.data);
-            };
-
-            // Implement progressive backoff for reconnects --
-            // First retry (send == 1) should also be instantaneous
-            if (req.sends > 1) {
-                // Using a cube of the retry number creates a nicely
-                // expanding retry window
-                var backoff = Math.min(Math.floor(Strophe.TIMEOUT * this.wait),
-                                       Math.pow(req.sends, 3)) * 1000;
-                setTimeout(sendFunc, backoff);
-            } else {
-                sendFunc();
-            }
-
-            req.sends++;
-
-            if (this._conn.xmlOutput !== Strophe.Connection.prototype.xmlOutput) {
-                if (req.xmlData.nodeName === this.strip && req.xmlData.childNodes.length) {
-                    this._conn.xmlOutput(req.xmlData.childNodes[0]);
-                } else {
-                    this._conn.xmlOutput(req.xmlData);
-                }
-            }
-            if (this._conn.rawOutput !== Strophe.Connection.prototype.rawOutput) {
-                this._conn.rawOutput(req.data);
-            }
-        } else {
-            Strophe.debug("_processRequest: " +
-                          (i === 0 ? "first" : "second") +
-                          " request has readyState of " +
-                          req.xhr.readyState);
-        }
-    },
-
-    /** PrivateFunction: _removeRequest
-     *  _Private_ function to remove a request from the queue.
-     *
-     *  Parameters:
-     *    (Strophe.Request) req - The request to remove.
-     */
-    _removeRequest: function (req)
-    {
-        Strophe.debug("removing request");
-
-        var i;
-        for (i = this._requests.length - 1; i >= 0; i--) {
-            if (req == this._requests[i]) {
-                this._requests.splice(i, 1);
-            }
-        }
-
-        // IE6 fails on setting to null, so set to empty function
-        req.xhr.onreadystatechange = function () {};
-
-        this._throttledRequestHandler();
-    },
-
-    /** PrivateFunction: _restartRequest
-     *  _Private_ function to restart a request that is presumed dead.
-     *
-     *  Parameters:
-     *    (Integer) i - The index of the request in the queue.
-     */
-    _restartRequest: function (i)
-    {
-        var req = this._requests[i];
-        if (req.dead === null) {
-            req.dead = new Date();
-        }
-
-        this._processRequest(i);
-    },
-
-    /** PrivateFunction: _reqToData
-     * _Private_ function to get a stanza out of a request.
-     *
-     * Tries to extract a stanza out of a Request Object.
-     * When this fails the current connection will be disconnected.
-     *
-     *  Parameters:
-     *    (Object) req - The Request.
-     *
-     *  Returns:
-     *    The stanza that was passed.
-     */
-    _reqToData: function (req)
-    {
-        try {
-            return req.getResponse();
-        } catch (e) {
-            if (e != "parsererror") { throw e; }
-            this._conn.disconnect("strophe-parsererror");
-        }
-    },
-
-    /** PrivateFunction: _sendTerminate
-     *  _Private_ function to send initial disconnect sequence.
-     *
-     *  This is the first step in a graceful disconnect.  It sends
-     *  the BOSH server a terminate body and includes an unavailable
-     *  presence if authentication has completed.
-     */
-    _sendTerminate: function (pres)
-    {
-        Strophe.info("_sendTerminate was called");
-        var body = this._buildBody().attrs({type: "terminate"});
-
-        if (pres) {
-            body.cnode(pres.tree());
-        }
-
-        var req = new Strophe.Request(body.tree(),
-                                      this._onRequestStateChange.bind(
-                                          this, this._conn._dataRecv.bind(this._conn)),
-                                      body.tree().getAttribute("rid"));
-
-        this._requests.push(req);
-        this._throttledRequestHandler();
-    },
-
-    /** PrivateFunction: _send
-     *  _Private_ part of the Connection.send function for BOSH
-     *
-     * Just triggers the RequestHandler to send the messages that are in the queue
-     */
-    _send: function () {
-        clearTimeout(this._conn._idleTimeout);
-        this._throttledRequestHandler();
-        this._conn._idleTimeout = setTimeout(this._conn._onIdle.bind(this._conn), 100);
-    },
-
-    /** PrivateFunction: _sendRestart
-     *
-     *  Send an xmpp:restart stanza.
-     */
-    _sendRestart: function ()
-    {
-        this._throttledRequestHandler();
-        clearTimeout(this._conn._idleTimeout);
-    },
-
-    /** PrivateFunction: _throttledRequestHandler
-     *  _Private_ function to throttle requests to the connection window.
-     *
-     *  This function makes sure we don't send requests so fast that the
-     *  request ids overflow the connection window in the case that one
-     *  request died.
-     */
-    _throttledRequestHandler: function ()
-    {
-        if (!this._requests) {
-            Strophe.debug("_throttledRequestHandler called with " +
-                          "undefined requests");
-        } else {
-            Strophe.debug("_throttledRequestHandler called with " +
-                          this._requests.length + " requests");
-        }
-
-        if (!this._requests || this._requests.length === 0) {
-            return;
-        }
-
-        if (this._requests.length > 0) {
-            this._processRequest(0);
-        }
-
-        if (this._requests.length > 1 &&
-            Math.abs(this._requests[0].rid -
-                     this._requests[1].rid) < this.window) {
-            this._processRequest(1);
-        }
-    }
-};
-
-/*
-    This program is distributed under the terms of the MIT license.
-    Please see the LICENSE file for details.
-
-    Copyright 2006-2008, OGG, LLC
-*/
-
-/* jshint undef: true, unused: true:, noarg: true, latedef: true */
-/*global document, window, clearTimeout, WebSocket,
-    DOMParser, Strophe, $build */
-
-/** Class: Strophe.WebSocket
- *  _Private_ helper class that handles WebSocket Connections
- *
- *  The Strophe.WebSocket class is used internally by Strophe.Connection
- *  to encapsulate WebSocket sessions. It is not meant to be used from user's code.
- */
-
-/** File: websocket.js
- *  A JavaScript library to enable XMPP over Websocket in Strophejs.
- *
- *  This file implements XMPP over WebSockets for Strophejs.
- *  If a Connection is established with a Websocket url (ws://...)
- *  Strophe will use WebSockets.
- *  For more information on XMPP-over WebSocket see this RFC draft:
- *  http://tools.ietf.org/html/draft-ietf-xmpp-websocket-00
- *
- *  WebSocket support implemented by Andreas Guth (andreas.guth at rwth-aachen.de)
- */
-
-/** PrivateConstructor: Strophe.Websocket
- *  Create and initialize a Strophe.WebSocket object.
- *  Currently only sets the connection Object.
- *
- *  Parameters:
- *    (Strophe.Connection) connection - The Strophe.Connection that will use WebSockets.
- *
- *  Returns:
- *    A new Strophe.WebSocket object.
- */
-Strophe.Websocket = function(connection) {
-    this._conn = connection;
-    this.strip = "stream:stream";
-
-    var service = connection.service;
-    if (service.indexOf("ws:") !== 0 && service.indexOf("wss:") !== 0) {
-        // If the service is not an absolute URL, assume it is a path and put the absolute
-        // URL together from options, current URL and the path.
-        var new_service = "";
-
-        if (connection.options.protocol === "ws" && window.location.protocol !== "https:") {
-            new_service += "ws";
-        } else {
-            new_service += "wss";
-        }
-
-        new_service += "://" + window.location.host;
-
-        if (service.indexOf("/") !== 0) {
-            new_service += window.location.pathname + service;
-        } else {
-            new_service += service;
-        }
-
-        connection.service = new_service;
-    }
-};
-
-Strophe.Websocket.prototype = {
-    /** PrivateFunction: _buildStream
-     *  _Private_ helper function to generate the <stream> start tag for WebSockets
-     *
-     *  Returns:
-     *    A Strophe.Builder with a <stream> element.
-     */
-    _buildStream: function ()
-    {
-        return $build("stream:stream", {
-            "to": this._conn.domain,
-            "xmlns": Strophe.NS.CLIENT,
-            "xmlns:stream": Strophe.NS.STREAM,
-            "version": '1.0'
-        });
-    },
-
-    /** PrivateFunction: _check_streamerror
-     * _Private_ checks a message for stream:error
-     *
-     *  Parameters:
-     *    (Strophe.Request) bodyWrap - The received stanza.
-     *    connectstatus - The ConnectStatus that will be set on error.
-     *  Returns:
-     *     true if there was a streamerror, false otherwise.
-     */
-    _check_streamerror: function (bodyWrap, connectstatus) {
-        var errors = bodyWrap.getElementsByTagName("stream:error");
-        if (errors.length === 0) {
-            return false;
-        }
-        var error = errors[0];
-
-        var condition = "";
-        var text = "";
-
-        var ns = "urn:ietf:params:xml:ns:xmpp-streams";
-        for (var i = 0; i < error.childNodes.length; i++) {
-            var e = error.childNodes[i];
-            if (e.getAttribute("xmlns") !== ns) {
-                break;
-            } if (e.nodeName === "text") {
-                text = e.textContent;
-            } else {
-                condition = e.nodeName;
-            }
-        }
-
-        var errorString = "WebSocket stream error: ";
-
-        if (condition) {
-            errorString += condition;
-        } else {
-            errorString += "unknown";
-        }
-
-        if (text) {
-            errorString += " - " + condition;
-        }
-
-        Strophe.error(errorString);
-
-        // close the connection on stream_error
-        this._conn._changeConnectStatus(connectstatus, condition);
-        this._conn._doDisconnect();
-        return true;
-    },
-
-    /** PrivateFunction: _reset
-     *  Reset the connection.
-     *
-     *  This function is called by the reset function of the Strophe Connection.
-     *  Is not needed by WebSockets.
-     */
-    _reset: function ()
-    {
-        return;
-    },
-
-    /** PrivateFunction: _connect
-     *  _Private_ function called by Strophe.Connection.connect
-     *
-     *  Creates a WebSocket for a connection and assigns Callbacks to it.
-     *  Does nothing if there already is a WebSocket.
-     */
-    _connect: function () {
-        // Ensure that there is no open WebSocket from a previous Connection.
-        this._closeSocket();
-
-        // Create the new WobSocket
-        this.socket = new WebSocket(this._conn.service, "xmpp");
-        this.socket.onopen = this._onOpen.bind(this);
-        this.socket.onerror = this._onError.bind(this);
-        this.socket.onclose = this._onClose.bind(this);
-        this.socket.onmessage = this._connect_cb_wrapper.bind(this);
-    },
-
-    /** PrivateFunction: _connect_cb
-     *  _Private_ function called by Strophe.Connection._connect_cb
-     *
-     * checks for stream:error
-     *
-     *  Parameters:
-     *    (Strophe.Request) bodyWrap - The received stanza.
-     */
-    _connect_cb: function(bodyWrap) {
-        var error = this._check_streamerror(bodyWrap, Strophe.Status.CONNFAIL);
-        if (error) {
-            return Strophe.Status.CONNFAIL;
-        }
-    },
-
-    /** PrivateFunction: _handleStreamStart
-     * _Private_ function that checks the opening stream:stream tag for errors.
-     *
-     * Disconnects if there is an error and returns false, true otherwise.
-     *
-     *  Parameters:
-     *    (Node) message - Stanza containing the stream:stream.
-     */
-    _handleStreamStart: function(message) {
-        var error = false;
-        // Check for errors in the stream:stream tag
-        var ns = message.getAttribute("xmlns");
-        if (typeof ns !== "string") {
-            error = "Missing xmlns in stream:stream";
-        } else if (ns !== Strophe.NS.CLIENT) {
-            error = "Wrong xmlns in stream:stream: " + ns;
-        }
-
-        var ns_stream = message.namespaceURI;
-        if (typeof ns_stream !== "string") {
-            error = "Missing xmlns:stream in stream:stream";
-        } else if (ns_stream !== Strophe.NS.STREAM) {
-            error = "Wrong xmlns:stream in stream:stream: " + ns_stream;
-        }
-
-        var ver = message.getAttribute("version");
-        if (typeof ver !== "string") {
-            error = "Missing version in stream:stream";
-        } else if (ver !== "1.0") {
-            error = "Wrong version in stream:stream: " + ver;
-        }
-
-        if (error) {
-            this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, error);
-            this._conn._doDisconnect();
-            return false;
-        }
-
-        return true;
-    },
-
-    /** PrivateFunction: _connect_cb_wrapper
-     * _Private_ function that handles the first connection messages.
-     *
-     * On receiving an opening stream tag this callback replaces itself with the real
-     * message handler. On receiving a stream error the connection is terminated.
-     */
-    _connect_cb_wrapper: function(message) {
-        if (message.data.indexOf("<stream:stream ") === 0 || message.data.indexOf("<?xml") === 0) {
-            // Strip the XML Declaration, if there is one
-            var data = message.data.replace(/^(<\?.*?\?>\s*)*/, "");
-            if (data === '') return;
-
-            //Make the initial stream:stream selfclosing to parse it without a SAX parser.
-            data = message.data.replace(/<stream:stream (.*[^\/])>/, "<stream:stream $1/>");
-
-            var streamStart = new DOMParser().parseFromString(data, "text/xml").documentElement;
-            this._conn.xmlInput(streamStart);
-            this._conn.rawInput(message.data);
-
-            //_handleStreamSteart will check for XML errors and disconnect on error
-            if (this._handleStreamStart(streamStart)) {
-
-                //_connect_cb will check for stream:error and disconnect on error
-                this._connect_cb(streamStart);
-
-                // ensure received stream:stream is NOT selfclosing and save it for following messages
-                this.streamStart = message.data.replace(/^<stream:(.*)\/>$/, "<stream:$1>");
-            }
-        } else if (message.data === "</stream:stream>") {
-            this._conn.rawInput(message.data);
-            this._conn.xmlInput(document.createElement("stream:stream"));
-            this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, "Received closing stream");
-            this._conn._doDisconnect();
-            return;
-        } else {
-            var string = this._streamWrap(message.data);
-            var elem = new DOMParser().parseFromString(string, "text/xml").documentElement;
-            this.socket.onmessage = this._onMessage.bind(this);
-            this._conn._connect_cb(elem, null, message.data);
-        }
-    },
-
-    /** PrivateFunction: _disconnect
-     *  _Private_ function called by Strophe.Connection.disconnect
-     *
-     *  Disconnects and sends a last stanza if one is given
-     *
-     *  Parameters:
-     *    (Request) pres - This stanza will be sent before disconnecting.
-     */
-    _disconnect: function (pres)
-    {
-        if (this.socket.readyState !== WebSocket.CLOSED) {
-            if (pres) {
-                this._conn.send(pres);
-            }
-            var close = '</stream:stream>';
-            this._conn.xmlOutput(document.createElement("stream:stream"));
-            this._conn.rawOutput(close);
-            try {
-                this.socket.send(close);
-            } catch (e) {
-                Strophe.info("Couldn't send closing stream tag.");
-            }
-        }
-
-        this._conn._doDisconnect();
-    },
-
-    /** PrivateFunction: _doDisconnect
-     *  _Private_ function to disconnect.
-     *
-     *  Just closes the Socket for WebSockets
-     */
-    _doDisconnect: function ()
-    {
-        Strophe.info("WebSockets _doDisconnect was called");
-        this._closeSocket();
-    },
-
-    /** PrivateFunction _streamWrap
-     *  _Private_ helper function to wrap a stanza in a <stream> tag.
-     *  This is used so Strophe can process stanzas from WebSockets like BOSH
-     */
-    _streamWrap: function (stanza)
-    {
-        return this.streamStart + stanza + '</stream:stream>';
-    },
-
-
-    /** PrivateFunction: _closeSocket
-     *  _Private_ function to close the WebSocket.
-     *
-     *  Closes the socket if it is still open and deletes it
-     */
-    _closeSocket: function ()
-    {
-        if (this.socket) { try {
-            this.socket.close();
-        } catch (e) {} }
-        this.socket = null;
-    },
-
-    /** PrivateFunction: _emptyQueue
-     * _Private_ function to check if the message queue is empty.
-     *
-     *  Returns:
-     *    True, because WebSocket messages are send immediately after queueing.
-     */
-    _emptyQueue: function ()
-    {
-        return true;
-    },
-
-    /** PrivateFunction: _onClose
-     * _Private_ function to handle websockets closing.
-     *
-     * Nothing to do here for WebSockets
-     */
-    _onClose: function() {
-        if(this._conn.connected && !this._conn.disconnecting) {
-            Strophe.error("Websocket closed unexcectedly");
-            this._conn._doDisconnect();
-        } else {
-            Strophe.info("Websocket closed");
-        }
-    },
-
-    /** PrivateFunction: _no_auth_received
-     *
-     * Called on stream start/restart when no stream:features
-     * has been received.
-     */
-    _no_auth_received: function (_callback)
-    {
-        Strophe.error("Server did not send any auth methods");
-        this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, "Server did not send any auth methods");
-        if (_callback) {
-            _callback = _callback.bind(this._conn);
-            _callback();
-        }
-        this._conn._doDisconnect();
-    },
-
-    /** PrivateFunction: _onDisconnectTimeout
-     *  _Private_ timeout handler for handling non-graceful disconnection.
-     *
-     *  This does nothing for WebSockets
-     */
-    _onDisconnectTimeout: function () {},
-
-    /** PrivateFunction: _onError
-     * _Private_ function to handle websockets errors.
-     *
-     * Parameters:
-     * (Object) error - The websocket error.
-     */
-    _onError: function(error) {
-        Strophe.error("Websocket error " + error);
-        this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, "The WebSocket connection could not be established was disconnected.");
-        this._disconnect();
-    },
-
-    /** PrivateFunction: _onIdle
-     *  _Private_ function called by Strophe.Connection._onIdle
-     *
-     *  sends all queued stanzas
-     */
-    _onIdle: function () {
-        var data = this._conn._data;
-        if (data.length > 0 && !this._conn.paused) {
-            for (var i = 0; i < data.length; i++) {
-                if (data[i] !== null) {
-                    var stanza, rawStanza;
-                    if (data[i] === "restart") {
-                        stanza = this._buildStream();
-                        rawStanza = this._removeClosingTag(stanza);
-                        stanza = stanza.tree();
-                    } else {
-                        stanza = data[i];
-                        rawStanza = Strophe.serialize(stanza);
-                    }
-                    this._conn.xmlOutput(stanza);
-                    this._conn.rawOutput(rawStanza);
-                    this.socket.send(rawStanza);
-                }
-            }
-            this._conn._data = [];
-        }
-    },
-
-    /** PrivateFunction: _onMessage
-     * _Private_ function to handle websockets messages.
-     *
-     * This function parses each of the messages as if they are full documents. [TODO : We may actually want to use a SAX Push parser].
-     *
-     * Since all XMPP traffic starts with "<stream:stream version='1.0' xml:lang='en' xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams' id='3697395463' from='SERVER'>"
-     * The first stanza will always fail to be parsed...
-     * Addtionnaly, the seconds stanza will always be a <stream:features> with the stream NS defined in the previous stanza... so we need to 'force' the inclusion of the NS in this stanza!
-     *
-     * Parameters:
-     * (string) message - The websocket message.
-     */
-    _onMessage: function(message) {
-        var elem, data;
-        // check for closing stream
-        if (message.data === "</stream:stream>") {
-            var close = "</stream:stream>";
-            this._conn.rawInput(close);
-            this._conn.xmlInput(document.createElement("stream:stream"));
-            if (!this._conn.disconnecting) {
-                this._conn._doDisconnect();
-            }
-            return;
-        } else if (message.data.search("<stream:stream ") === 0) {
-            //Make the initial stream:stream selfclosing to parse it without a SAX parser.
-            data = message.data.replace(/<stream:stream (.*[^\/])>/, "<stream:stream $1/>");
-            elem = new DOMParser().parseFromString(data, "text/xml").documentElement;
-
-            if (!this._handleStreamStart(elem)) {
-                return;
-            }
-        } else {
-            data = this._streamWrap(message.data);
-            elem = new DOMParser().parseFromString(data, "text/xml").documentElement;
-        }
-
-        if (this._check_streamerror(elem, Strophe.Status.ERROR)) {
-            return;
-        }
-
-        //handle unavailable presence stanza before disconnecting
-        if (this._conn.disconnecting &&
-                elem.firstChild.nodeName === "presence" &&
-                elem.firstChild.getAttribute("type") === "unavailable") {
-            this._conn.xmlInput(elem);
-            this._conn.rawInput(Strophe.serialize(elem));
-            // if we are already disconnecting we will ignore the unavailable stanza and
-            // wait for the </stream:stream> tag before we close the connection
-            return;
-        }
-        this._conn._dataRecv(elem, message.data);
-    },
-
-    /** PrivateFunction: _onOpen
-     * _Private_ function to handle websockets connection setup.
-     *
-     * The opening stream tag is sent here.
-     */
-    _onOpen: function() {
-        Strophe.info("Websocket open");
-        var start = this._buildStream();
-        this._conn.xmlOutput(start.tree());
-
-        var startString = this._removeClosingTag(start);
-        this._conn.rawOutput(startString);
-        this.socket.send(startString);
-    },
-
-    /** PrivateFunction: _removeClosingTag
-     *  _Private_ function to Make the first <stream:stream> non-selfclosing
-     *
-     *  Parameters:
-     *      (Object) elem - The <stream:stream> tag.
-     *
-     *  Returns:
-     *      The stream:stream tag as String
-     */
-    _removeClosingTag: function(elem) {
-        var string = Strophe.serialize(elem);
-        string = string.replace(/<(stream:stream .*[^\/])\/>$/, "<$1>");
-        return string;
-    },
-
-    /** PrivateFunction: _reqToData
-     * _Private_ function to get a stanza out of a request.
-     *
-     * WebSockets don't use requests, so the passed argument is just returned.
-     *
-     *  Parameters:
-     *    (Object) stanza - The stanza.
-     *
-     *  Returns:
-     *    The stanza that was passed.
-     */
-    _reqToData: function (stanza)
-    {
-        return stanza;
-    },
-
-    /** PrivateFunction: _send
-     *  _Private_ part of the Connection.send function for WebSocket
-     *
-     * Just flushes the messages that are in the queue
-     */
-    _send: function () {
-        this._conn.flush();
-    },
-
-    /** PrivateFunction: _sendRestart
-     *
-     *  Send an xmpp:restart stanza.
-     */
-    _sendRestart: function ()
-    {
-        clearTimeout(this._conn._idleTimeout);
-        this._conn._onIdle.bind(this._conn)();
-    }
-};
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/strophe.muc.js b/app/assets/javascripts/diaspora_jsxc/lib/strophe.muc.js
deleted file mode 100644
index 6262ec3..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/strophe.muc.js
+++ /dev/null
@@ -1,1020 +0,0 @@
-// Generated by CoffeeScript 1.3.3
-/*
- *Plugin to implement the MUC extension.
-   http://xmpp.org/extensions/xep-0045.html
- *Previous Author:
-    Nathan Zorn <nathan.zorn at gmail.com>
- *Complete CoffeeScript rewrite:
-    Andreas Guth <guth at dbis.rwth-aachen.de>
-*/
-
-var Occupant, RoomConfig, XmppRoom,
-  __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
-
-Strophe.addConnectionPlugin('muc', {
-  _connection: null,
-  rooms: {},
-  roomNames: [],
-  /*Function 
-  Initialize the MUC plugin. Sets the correct connection object and
-  extends the namesace.
-  */
-
-  init: function(conn) {
-    this._connection = conn;
-    this._muc_handler = null;
-    Strophe.addNamespace('MUC_OWNER', Strophe.NS.MUC + "#owner");
-    Strophe.addNamespace('MUC_ADMIN', Strophe.NS.MUC + "#admin");
-    Strophe.addNamespace('MUC_USER', Strophe.NS.MUC + "#user");
-    return Strophe.addNamespace('MUC_ROOMCONF', Strophe.NS.MUC + "#roomconfig");
-  },
-  /*Function
-  Join a multi-user chat room
-  Parameters:
-  (String) room - The multi-user chat room to join.
-  (String) nick - The nickname to use in the chat room. Optional
-  (Function) msg_handler_cb - The function call to handle messages from the
-  specified chat room.
-  (Function) pres_handler_cb - The function call back to handle presence
-  in the chat room.
-  (Function) roster_cb - The function call to handle roster info in the chat room
-  (String) password - The optional password to use. (password protected
-  rooms only)
-  (Object) history_attrs - Optional attributes for retrieving history
-  (XML DOM Element) extended_presence - Optional XML for extending presence
-  */
-
-  join: function(room, nick, msg_handler_cb, pres_handler_cb, roster_cb, password, history_attrs, extended_presence) {
-    var msg, room_nick, _ref,
-      _this = this;
-    room_nick = this.test_append_nick(room, nick);
-    msg = $pres({
-      from: this._connection.jid,
-      to: room_nick
-    }).c("x", {
-      xmlns: Strophe.NS.MUC
-    });
-    if (history_attrs != null) {
-      msg = msg.c("history", history_attrs).up();
-    }
-    if (password != null) {
-      msg.cnode(Strophe.xmlElement("password", [], password));
-    }
-    if (extended_presence != null) {
-      msg.up().cnode(extended_presence);
-    }
-    if ((_ref = this._muc_handler) == null) {
-      this._muc_handler = this._connection.addHandler(function(stanza) {
-        var from, handler, handlers, id, roomname, x, xmlns, xquery, _i, _len;
-        from = stanza.getAttribute('from');
-        if (!from) {
-          return true;
-        }
-        roomname = from.split("/")[0];
-        if (!_this.rooms[roomname]) {
-          return true;
-        }
-        room = _this.rooms[roomname];
-        handlers = {};
-        if (stanza.nodeName === "message") {
-          handlers = room._message_handlers;
-        } else if (stanza.nodeName === "presence") {
-          xquery = stanza.getElementsByTagName("x");
-          if (xquery.length > 0) {
-            for (_i = 0, _len = xquery.length; _i < _len; _i++) {
-              x = xquery[_i];
-              xmlns = x.getAttribute("xmlns");
-              if (xmlns && xmlns.match(Strophe.NS.MUC)) {
-                handlers = room._presence_handlers;
-                break;
-              }
-            }
-          }
-        }
-        for (id in handlers) {
-          handler = handlers[id];
-          if (!handler(stanza, room)) {
-            delete handlers[id];
-          }
-        }
-        return true;
-      });
-    }
-    if (!this.rooms.hasOwnProperty(room)) {
-      this.rooms[room] = new XmppRoom(this, room, nick, password);
-      this.roomNames.push(room);
-    }
-    if (pres_handler_cb) {
-      this.rooms[room].addHandler('presence', pres_handler_cb);
-    }
-    if (msg_handler_cb) {
-      this.rooms[room].addHandler('message', msg_handler_cb);
-    }
-    if (roster_cb) {
-      this.rooms[room].addHandler('roster', roster_cb);
-    }
-    return this._connection.send(msg);
-  },
-  /*Function
-  Leave a multi-user chat room
-  Parameters:
-  (String) room - The multi-user chat room to leave.
-  (String) nick - The nick name used in the room.
-  (Function) handler_cb - Optional function to handle the successful leave.
-  (String) exit_msg - optional exit message.
-  Returns:
-  iqid - The unique id for the room leave.
-  */
-
-  leave: function(room, nick, handler_cb, exit_msg) {
-    var id, presence, presenceid, room_nick;
-    id = this.roomNames.indexOf(room);
-    delete this.rooms[room];
-    if (id >= 0) {
-      this.roomNames.splice(id, 1);
-      if (this.roomNames.length === 0) {
-        this._connection.deleteHandler(this._muc_handler);
-        this._muc_handler = null;
-      }
-    }
-    room_nick = this.test_append_nick(room, nick);
-    presenceid = this._connection.getUniqueId();
-    presence = $pres({
-      type: "unavailable",
-      id: presenceid,
-      from: this._connection.jid,
-      to: room_nick
-    });
-    if (exit_msg != null) {
-      presence.c("status", exit_msg);
-    }
-    if (handler_cb != null) {
-      this._connection.addHandler(handler_cb, null, "presence", null, presenceid);
-    }
-    this._connection.send(presence);
-    return presenceid;
-  },
-  /*Function
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) nick - The nick name used in the chat room.
-  (String) message - The plaintext message to send to the room.
-  (String) html_message - The message to send to the room with html markup.
-  (String) type - "groupchat" for group chat messages o
-                  "chat" for private chat messages
-  Returns:
-  msgiq - the unique id used to send the message
-  */
-
-  message: function(room, nick, message, html_message, type) {
-    var msg, msgid, parent, room_nick;
-    room_nick = this.test_append_nick(room, nick);
-    type = type || (nick != null ? "chat" : "groupchat");
-    msgid = this._connection.getUniqueId();
-    msg = $msg({
-      to: room_nick,
-      from: this._connection.jid,
-      type: type,
-      id: msgid
-    }).c("body", {
-      xmlns: Strophe.NS.CLIENT
-    }).t(message);
-    msg.up();
-    if (html_message != null) {
-      msg.c("html", {
-        xmlns: Strophe.NS.XHTML_IM
-      }).c("body", {
-        xmlns: Strophe.NS.XHTML
-      }).t(html_message);
-      if (msg.node.childNodes.length === 0) {
-        parent = msg.node.parentNode;
-        msg.up().up();
-        msg.node.removeChild(parent);
-      } else {
-        msg.up().up();
-      }
-    }
-    msg.c("x", {
-      xmlns: "jabber:x:event"
-    }).c("composing");
-    this._connection.send(msg);
-    return msgid;
-  },
-  /*Function
-  Convenience Function to send a Message to all Occupants
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) message - The plaintext message to send to the room.
-  (String) html_message - The message to send to the room with html markup.
-  Returns:
-  msgiq - the unique id used to send the message
-  */
-
-  groupchat: function(room, message, html_message) {
-    return this.message(room, null, message, html_message);
-  },
-  /*Function
-  Send a mediated invitation.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) receiver - The invitation's receiver.
-  (String) reason - Optional reason for joining the room.
-  Returns:
-  msgiq - the unique id used to send the invitation
-  */
-
-  invite: function(room, receiver, reason) {
-    var invitation, msgid;
-    msgid = this._connection.getUniqueId();
-    invitation = $msg({
-      from: this._connection.jid,
-      to: room,
-      id: msgid
-    }).c('x', {
-      xmlns: Strophe.NS.MUC_USER
-    }).c('invite', {
-      to: receiver
-    });
-    if (reason != null) {
-      invitation.c('reason', reason);
-    }
-    this._connection.send(invitation);
-    return msgid;
-  },
-  /*Function
-  Send a direct invitation.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) receiver - The invitation's receiver.
-  (String) reason - Optional reason for joining the room.
-  (String) password - Optional password for the room.
-  Returns:
-  msgiq - the unique id used to send the invitation
-  */
-
-  directInvite: function(room, receiver, reason, password) {
-    var attrs, invitation, msgid;
-    msgid = this._connection.getUniqueId();
-    attrs = {
-      xmlns: 'jabber:x:conference',
-      jid: room
-    };
-    if (reason != null) {
-      attrs.reason = reason;
-    }
-    if (password != null) {
-      attrs.password = password;
-    }
-    invitation = $msg({
-      from: this._connection.jid,
-      to: receiver,
-      id: msgid
-    }).c('x', attrs);
-    this._connection.send(invitation);
-    return msgid;
-  },
-  /*Function
-  Queries a room for a list of occupants
-  (String) room - The multi-user chat room name.
-  (Function) success_cb - Optional function to handle the info.
-  (Function) error_cb - Optional function to handle an error.
-  Returns:
-  id - the unique id used to send the info request
-  */
-
-  queryOccupants: function(room, success_cb, error_cb) {
-    var attrs, info;
-    attrs = {
-      xmlns: Strophe.NS.DISCO_ITEMS
-    };
-    info = $iq({
-      from: this._connection.jid,
-      to: room,
-      type: 'get'
-    }).c('query', attrs);
-    return this._connection.sendIQ(info, success_cb, error_cb);
-  },
-  /*Function
-  Start a room configuration.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (Function) handler_cb - Optional function to handle the config form.
-  Returns:
-  id - the unique id used to send the configuration request
-  */
-
-  configure: function(room, handler_cb, error_cb) {
-    var config, stanza;
-    config = $iq({
-      to: room,
-      type: "get"
-    }).c("query", {
-      xmlns: Strophe.NS.MUC_OWNER
-    });
-    stanza = config.tree();
-    return this._connection.sendIQ(stanza, handler_cb, error_cb);
-  },
-  /*Function
-  Cancel the room configuration
-  Parameters:
-  (String) room - The multi-user chat room name.
-  Returns:
-  id - the unique id used to cancel the configuration.
-  */
-
-  cancelConfigure: function(room) {
-    var config, stanza;
-    config = $iq({
-      to: room,
-      type: "set"
-    }).c("query", {
-      xmlns: Strophe.NS.MUC_OWNER
-    }).c("x", {
-      xmlns: "jabber:x:data",
-      type: "cancel"
-    });
-    stanza = config.tree();
-    return this._connection.sendIQ(stanza);
-  },
-  /*Function
-  Save a room configuration.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (Array) config- Form Object or an array of form elements used to configure the room.
-  Returns:
-  id - the unique id used to save the configuration.
-  */
-
-  saveConfiguration: function(room, config, success_cb, error_cb) {
-    var conf, iq, stanza, _i, _len;
-    iq = $iq({
-      to: room,
-      type: "set"
-    }).c("query", {
-      xmlns: Strophe.NS.MUC_OWNER
-    });
-    if (Strophe.x && config instanceof Strophe.x.Form) {
-      config.type = "submit";
-      iq.cnode(config.toXML());
-    } else {
-      iq.c("x", {
-        xmlns: "jabber:x:data",
-        type: "submit"
-      });
-      for (_i = 0, _len = config.length; _i < _len; _i++) {
-        conf = config[_i];
-        iq.cnode(conf).up();
-      }
-    }
-    stanza = iq.tree();
-    return this._connection.sendIQ(stanza, success_cb, error_cb);
-  },
-  /*Function
-  Parameters:
-  (String) room - The multi-user chat room name.
-  Returns:
-  id - the unique id used to create the chat room.
-  */
-
-  createInstantRoom: function(room, success_cb, error_cb) {
-    var roomiq;
-    roomiq = $iq({
-      to: room,
-      type: "set"
-    }).c("query", {
-      xmlns: Strophe.NS.MUC_OWNER
-    }).c("x", {
-      xmlns: "jabber:x:data",
-      type: "submit"
-    });
-    return this._connection.sendIQ(roomiq.tree(), success_cb, error_cb);
-  },
-  /*Function
-  Set the topic of the chat room.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) topic - Topic message.
-  */
-
-  setTopic: function(room, topic) {
-    var msg;
-    msg = $msg({
-      to: room,
-      from: this._connection.jid,
-      type: "groupchat"
-    }).c("subject", {
-      xmlns: "jabber:client"
-    }).t(topic);
-    return this._connection.send(msg.tree());
-  },
-  /*Function
-  Internal Function that Changes the role or affiliation of a member
-  of a MUC room. This function is used by modifyRole and modifyAffiliation.
-  The modification can only be done by a room moderator. An error will be
-  returned if the user doesn't have permission.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (Object) item - Object with nick and role or jid and affiliation attribute
-  (String) reason - Optional reason for the change.
-  (Function) handler_cb - Optional callback for success
-  (Function) error_cb - Optional callback for error
-  Returns:
-  iq - the id of the mode change request.
-  */
-
-  _modifyPrivilege: function(room, item, reason, handler_cb, error_cb) {
-    var iq;
-    iq = $iq({
-      to: room,
-      type: "set"
-    }).c("query", {
-      xmlns: Strophe.NS.MUC_ADMIN
-    }).cnode(item.node);
-    if (reason != null) {
-      iq.c("reason", reason);
-    }
-    return this._connection.sendIQ(iq.tree(), handler_cb, error_cb);
-  },
-  /*Function
-  Changes the role of a member of a MUC room.
-  The modification can only be done by a room moderator. An error will be
-  returned if the user doesn't have permission.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) nick - The nick name of the user to modify.
-  (String) role - The new role of the user.
-  (String) affiliation - The new affiliation of the user.
-  (String) reason - Optional reason for the change.
-  (Function) handler_cb - Optional callback for success
-  (Function) error_cb - Optional callback for error
-  Returns:
-  iq - the id of the mode change request.
-  */
-
-  modifyRole: function(room, nick, role, reason, handler_cb, error_cb) {
-    var item;
-    item = $build("item", {
-      nick: nick,
-      role: role
-    });
-    return this._modifyPrivilege(room, item, reason, handler_cb, error_cb);
-  },
-  kick: function(room, nick, reason, handler_cb, error_cb) {
-    return this.modifyRole(room, nick, 'none', reason, handler_cb, error_cb);
-  },
-  voice: function(room, nick, reason, handler_cb, error_cb) {
-    return this.modifyRole(room, nick, 'participant', reason, handler_cb, error_cb);
-  },
-  mute: function(room, nick, reason, handler_cb, error_cb) {
-    return this.modifyRole(room, nick, 'visitor', reason, handler_cb, error_cb);
-  },
-  op: function(room, nick, reason, handler_cb, error_cb) {
-    return this.modifyRole(room, nick, 'moderator', reason, handler_cb, error_cb);
-  },
-  deop: function(room, nick, reason, handler_cb, error_cb) {
-    return this.modifyRole(room, nick, 'participant', reason, handler_cb, error_cb);
-  },
-  /*Function
-  Changes the affiliation of a member of a MUC room.
-  The modification can only be done by a room moderator. An error will be
-  returned if the user doesn't have permission.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) jid  - The jid of the user to modify.
-  (String) affiliation - The new affiliation of the user.
-  (String) reason - Optional reason for the change.
-  (Function) handler_cb - Optional callback for success
-  (Function) error_cb - Optional callback for error
-  Returns:
-  iq - the id of the mode change request.
-  */
-
-  modifyAffiliation: function(room, jid, affiliation, reason, handler_cb, error_cb) {
-    var item;
-    item = $build("item", {
-      jid: jid,
-      affiliation: affiliation
-    });
-    return this._modifyPrivilege(room, item, reason, handler_cb, error_cb);
-  },
-  ban: function(room, jid, reason, handler_cb, error_cb) {
-    return this.modifyAffiliation(room, jid, 'outcast', reason, handler_cb, error_cb);
-  },
-  member: function(room, jid, reason, handler_cb, error_cb) {
-    return this.modifyAffiliation(room, jid, 'member', reason, handler_cb, error_cb);
-  },
-  revoke: function(room, jid, reason, handler_cb, error_cb) {
-    return this.modifyAffiliation(room, jid, 'none', reason, handler_cb, error_cb);
-  },
-  owner: function(room, jid, reason, handler_cb, error_cb) {
-    return this.modifyAffiliation(room, jid, 'owner', reason, handler_cb, error_cb);
-  },
-  admin: function(room, jid, reason, handler_cb, error_cb) {
-    return this.modifyAffiliation(room, jid, 'admin', reason, handler_cb, error_cb);
-  },
-  /*Function
-  Change the current users nick name.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) user - The new nick name.
-  */
-
-  changeNick: function(room, user) {
-    var presence, room_nick;
-    room_nick = this.test_append_nick(room, user);
-    presence = $pres({
-      from: this._connection.jid,
-      to: room_nick,
-      id: this._connection.getUniqueId()
-    });
-    return this._connection.send(presence.tree());
-  },
-  /*Function
-  Change the current users status.
-  Parameters:
-  (String) room - The multi-user chat room name.
-  (String) user - The current nick.
-  (String) show - The new show-text.
-  (String) status - The new status-text.
-  */
-
-  setStatus: function(room, user, show, status) {
-    var presence, room_nick;
-    room_nick = this.test_append_nick(room, user);
-    presence = $pres({
-      from: this._connection.jid,
-      to: room_nick
-    });
-    if (show != null) {
-      presence.c('show', show).up();
-    }
-    if (status != null) {
-      presence.c('status', status);
-    }
-    return this._connection.send(presence.tree());
-  },
-  /*Function
-  List all chat room available on a server.
-  Parameters:
-  (String) server - name of chat server.
-  (String) handle_cb - Function to call for room list return.
-  (String) error_cb - Function to call on error.
-  */
-
-  listRooms: function(server, handle_cb, error_cb) {
-    var iq;
-    iq = $iq({
-      to: server,
-      from: this._connection.jid,
-      type: "get"
-    }).c("query", {
-      xmlns: Strophe.NS.DISCO_ITEMS
-    });
-    return this._connection.sendIQ(iq, handle_cb, error_cb);
-  },
-  test_append_nick: function(room, nick) {
-    return room + (nick != null ? "/" + (Strophe.escapeNode(nick)) : "");
-  }
-});
-
-XmppRoom = (function() {
-
-  function XmppRoom(client, name, nick, password) {
-    this.client = client;
-    this.name = name;
-    this.nick = nick;
-    this.password = password;
-    this._roomRosterHandler = __bind(this._roomRosterHandler, this);
-
-    this._addOccupant = __bind(this._addOccupant, this);
-
-    this.roster = {};
-    this._message_handlers = {};
-    this._presence_handlers = {};
-    this._roster_handlers = {};
-    this._handler_ids = 0;
-    if (client.muc) {
-      this.client = client.muc;
-    }
-    this.name = Strophe.getBareJidFromJid(name);
-    this.addHandler('presence', this._roomRosterHandler);
-  }
-
-  XmppRoom.prototype.join = function(msg_handler_cb, pres_handler_cb, roster_cb) {
-    return this.client.join(this.name, this.nick, msg_handler_cb, pres_handler_cb, roster_cb, this.password);
-  };
-
-  XmppRoom.prototype.leave = function(handler_cb, message) {
-    this.client.leave(this.name, this.nick, handler_cb, message);
-    return delete this.client.rooms[this.name];
-  };
-
-  XmppRoom.prototype.message = function(nick, message, html_message, type) {
-    return this.client.message(this.name, nick, message, html_message, type);
-  };
-
-  XmppRoom.prototype.groupchat = function(message, html_message) {
-    return this.client.groupchat(this.name, message, html_message);
-  };
-
-  XmppRoom.prototype.invite = function(receiver, reason) {
-    return this.client.invite(this.name, receiver, reason);
-  };
-
-  XmppRoom.prototype.directInvite = function(receiver, reason) {
-    return this.client.directInvite(this.name, receiver, reason, this.password);
-  };
-
-  XmppRoom.prototype.configure = function(handler_cb) {
-    return this.client.configure(this.name, handler_cb);
-  };
-
-  XmppRoom.prototype.cancelConfigure = function() {
-    return this.client.cancelConfigure(this.name);
-  };
-
-  XmppRoom.prototype.saveConfiguration = function(config) {
-    return this.client.saveConfiguration(this.name, config);
-  };
-
-  XmppRoom.prototype.queryOccupants = function(success_cb, error_cb) {
-    return this.client.queryOccupants(this.name, success_cb, error_cb);
-  };
-
-  XmppRoom.prototype.setTopic = function(topic) {
-    return this.client.setTopic(this.name, topic);
-  };
-
-  XmppRoom.prototype.modifyRole = function(nick, role, reason, success_cb, error_cb) {
-    return this.client.modifyRole(this.name, nick, role, reason, success_cb, error_cb);
-  };
-
-  XmppRoom.prototype.kick = function(nick, reason, handler_cb, error_cb) {
-    return this.client.kick(this.name, nick, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.voice = function(nick, reason, handler_cb, error_cb) {
-    return this.client.voice(this.name, nick, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.mute = function(nick, reason, handler_cb, error_cb) {
-    return this.client.mute(this.name, nick, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.op = function(nick, reason, handler_cb, error_cb) {
-    return this.client.op(this.name, nick, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.deop = function(nick, reason, handler_cb, error_cb) {
-    return this.client.deop(this.name, nick, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.modifyAffiliation = function(jid, affiliation, reason, success_cb, error_cb) {
-    return this.client.modifyAffiliation(this.name, jid, affiliation, reason, success_cb, error_cb);
-  };
-
-  XmppRoom.prototype.ban = function(jid, reason, handler_cb, error_cb) {
-    return this.client.ban(this.name, jid, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.member = function(jid, reason, handler_cb, error_cb) {
-    return this.client.member(this.name, jid, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.revoke = function(jid, reason, handler_cb, error_cb) {
-    return this.client.revoke(this.name, jid, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.owner = function(jid, reason, handler_cb, error_cb) {
-    return this.client.owner(this.name, jid, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.admin = function(jid, reason, handler_cb, error_cb) {
-    return this.client.admin(this.name, jid, reason, handler_cb, error_cb);
-  };
-
-  XmppRoom.prototype.changeNick = function(nick) {
-    this.nick = nick;
-    return this.client.changeNick(this.name, nick);
-  };
-
-  XmppRoom.prototype.setStatus = function(show, status) {
-    return this.client.setStatus(this.name, this.nick, show, status);
-  };
-
-  /*Function
-  Adds a handler to the MUC room.
-    Parameters:
-  (String) handler_type - 'message', 'presence' or 'roster'.
-  (Function) handler - The handler function.
-  Returns:
-  id - the id of handler.
-  */
-
-
-  XmppRoom.prototype.addHandler = function(handler_type, handler) {
-    var id;
-    id = this._handler_ids++;
-    switch (handler_type) {
-      case 'presence':
-        this._presence_handlers[id] = handler;
-        break;
-      case 'message':
-        this._message_handlers[id] = handler;
-        break;
-      case 'roster':
-        this._roster_handlers[id] = handler;
-        break;
-      default:
-        this._handler_ids--;
-        return null;
-    }
-    return id;
-  };
-
-  /*Function
-  Removes a handler from the MUC room.
-  This function takes ONLY ids returned by the addHandler function
-  of this room. passing handler ids returned by connection.addHandler
-  may brake things!
-    Parameters:
-  (number) id - the id of the handler
-  */
-
-
-  XmppRoom.prototype.removeHandler = function(id) {
-    delete this._presence_handlers[id];
-    delete this._message_handlers[id];
-    return delete this._roster_handlers[id];
-  };
-
-  /*Function
-  Creates and adds an Occupant to the Room Roster.
-    Parameters:
-  (Object) data - the data the Occupant is filled with
-  Returns:
-  occ - the created Occupant.
-  */
-
-
-  XmppRoom.prototype._addOccupant = function(data) {
-    var occ;
-    occ = new Occupant(data, this);
-    this.roster[occ.nick] = occ;
-    return occ;
-  };
-
-  /*Function
-  The standard handler that managed the Room Roster.
-    Parameters:
-  (Object) pres - the presence stanza containing user information
-  */
-
-
-  XmppRoom.prototype._roomRosterHandler = function(pres) {
-    var data, handler, id, newnick, nick, _ref;
-    data = XmppRoom._parsePresence(pres);
-    nick = data.nick;
-    newnick = data.newnick || null;
-    switch (data.type) {
-      case 'error':
-        return;
-      case 'unavailable':
-        if (newnick) {
-          data.nick = newnick;
-          if (this.roster[nick] && this.roster[newnick]) {
-            this.roster[nick].update(this.roster[newnick]);
-            this.roster[newnick] = this.roster[nick];
-          }
-          if (this.roster[nick] && !this.roster[newnick]) {
-            this.roster[newnick] = this.roster[nick].update(data);
-          }
-        }
-        delete this.roster[nick];
-        break;
-      default:
-        if (this.roster[nick]) {
-          this.roster[nick].update(data);
-        } else {
-          this._addOccupant(data);
-        }
-    }
-    _ref = this._roster_handlers;
-    for (id in _ref) {
-      handler = _ref[id];
-      if (!handler(this.roster, this)) {
-        delete this._roster_handlers[id];
-      }
-    }
-    return true;
-  };
-
-  /*Function
-  Parses a presence stanza
-    Parameters:
-  (Object) data - the data extracted from the presence stanza
-  */
-
-
-  XmppRoom._parsePresence = function(pres) {
-    var a, c, c2, data, _i, _j, _len, _len1, _ref, _ref1, _ref2, _ref3, _ref4, _ref5, _ref6, _ref7;
-    data = {};
-    a = pres.attributes;
-    data.nick = Strophe.getResourceFromJid(a.from.textContent);
-    data.type = ((_ref = a.type) != null ? _ref.textContent : void 0) || null;
-    data.states = [];
-    _ref1 = pres.childNodes;
-    for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
-      c = _ref1[_i];
-      switch (c.nodeName) {
-        case "status":
-          data.status = c.textContent || null;
-          break;
-        case "show":
-          data.show = c.textContent || null;
-          break;
-        case "x":
-          a = c.attributes;
-          if (((_ref2 = a.xmlns) != null ? _ref2.textContent : void 0) === Strophe.NS.MUC_USER) {
-            _ref3 = c.childNodes;
-            for (_j = 0, _len1 = _ref3.length; _j < _len1; _j++) {
-              c2 = _ref3[_j];
-              switch (c2.nodeName) {
-                case "item":
-                  a = c2.attributes;
-                  data.affiliation = ((_ref4 = a.affiliation) != null ? _ref4.textContent : void 0) || null;
-                  data.role = ((_ref5 = a.role) != null ? _ref5.textContent : void 0) || null;
-                  data.jid = ((_ref6 = a.jid) != null ? _ref6.textContent : void 0) || null;
-                  data.newnick = ((_ref7 = a.nick) != null ? _ref7.textContent : void 0) || null;
-                  break;
-                case "status":
-                  if (c2.attributes.code) {
-                    data.states.push(c2.attributes.code.textContent);
-                  }
-              }
-            }
-          }
-      }
-    }
-    return data;
-  };
-
-  return XmppRoom;
-
-})();
-
-RoomConfig = (function() {
-
-  function RoomConfig(info) {
-    this.parse = __bind(this.parse, this);
-    if (info != null) {
-      this.parse(info);
-    }
-  }
-
-  RoomConfig.prototype.parse = function(result) {
-    var attr, attrs, child, field, identity, query, _i, _j, _k, _len, _len1, _len2, _ref;
-    query = result.getElementsByTagName("query")[0].childNodes;
-    this.identities = [];
-    this.features = [];
-    this.x = [];
-    for (_i = 0, _len = query.length; _i < _len; _i++) {
-      child = query[_i];
-      attrs = child.attributes;
-      switch (child.nodeName) {
-        case "identity":
-          identity = {};
-          for (_j = 0, _len1 = attrs.length; _j < _len1; _j++) {
-            attr = attrs[_j];
-            identity[attr.name] = attr.textContent;
-          }
-          this.identities.push(identity);
-          break;
-        case "feature":
-          this.features.push(attrs["var"].textContent);
-          break;
-        case "x":
-          attrs = child.childNodes[0].attributes;
-          if ((!attrs["var"].textContent === 'FORM_TYPE') || (!attrs.type.textContent === 'hidden')) {
-            break;
-          }
-          _ref = child.childNodes;
-          for (_k = 0, _len2 = _ref.length; _k < _len2; _k++) {
-            field = _ref[_k];
-            if (!(!field.attributes.type)) {
-              continue;
-            }
-            attrs = field.attributes;
-            this.x.push({
-              "var": attrs["var"].textContent,
-              label: attrs.label.textContent || "",
-              value: field.firstChild.textContent || ""
-            });
-          }
-      }
-    }
-    return {
-      "identities": this.identities,
-      "features": this.features,
-      "x": this.x
-    };
-  };
-
-  return RoomConfig;
-
-})();
-
-Occupant = (function() {
-
-  function Occupant(data, room) {
-    this.room = room;
-    this.update = __bind(this.update, this);
-
-    this.admin = __bind(this.admin, this);
-
-    this.owner = __bind(this.owner, this);
-
-    this.revoke = __bind(this.revoke, this);
-
-    this.member = __bind(this.member, this);
-
-    this.ban = __bind(this.ban, this);
-
-    this.modifyAffiliation = __bind(this.modifyAffiliation, this);
-
-    this.deop = __bind(this.deop, this);
-
-    this.op = __bind(this.op, this);
-
-    this.mute = __bind(this.mute, this);
-
-    this.voice = __bind(this.voice, this);
-
-    this.kick = __bind(this.kick, this);
-
-    this.modifyRole = __bind(this.modifyRole, this);
-
-    this.update(data);
-  }
-
-  Occupant.prototype.modifyRole = function(role, reason, success_cb, error_cb) {
-    return this.room.modifyRole(this.nick, role, reason, success_cb, error_cb);
-  };
-
-  Occupant.prototype.kick = function(reason, handler_cb, error_cb) {
-    return this.room.kick(this.nick, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.voice = function(reason, handler_cb, error_cb) {
-    return this.room.voice(this.nick, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.mute = function(reason, handler_cb, error_cb) {
-    return this.room.mute(this.nick, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.op = function(reason, handler_cb, error_cb) {
-    return this.room.op(this.nick, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.deop = function(reason, handler_cb, error_cb) {
-    return this.room.deop(this.nick, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.modifyAffiliation = function(affiliation, reason, success_cb, error_cb) {
-    return this.room.modifyAffiliation(this.jid, affiliation, reason, success_cb, error_cb);
-  };
-
-  Occupant.prototype.ban = function(reason, handler_cb, error_cb) {
-    return this.room.ban(this.jid, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.member = function(reason, handler_cb, error_cb) {
-    return this.room.member(this.jid, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.revoke = function(reason, handler_cb, error_cb) {
-    return this.room.revoke(this.jid, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.owner = function(reason, handler_cb, error_cb) {
-    return this.room.owner(this.jid, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.admin = function(reason, handler_cb, error_cb) {
-    return this.room.admin(this.jid, reason, handler_cb, error_cb);
-  };
-
-  Occupant.prototype.update = function(data) {
-    this.nick = data.nick || null;
-    this.affiliation = data.affiliation || null;
-    this.role = data.role || null;
-    this.jid = data.jid || null;
-    this.status = data.status || null;
-    this.show = data.show || null;
-    return this;
-  };
-
-  return Occupant;
-
-})();
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/strophe.vcard.js b/app/assets/javascripts/diaspora_jsxc/lib/strophe.vcard.js
deleted file mode 100644
index 9ad1c13..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/strophe.vcard.js
+++ /dev/null
@@ -1,66 +0,0 @@
-// Generated by CoffeeScript 1.3.3
-/*
-Plugin to implement the vCard extension.
-http://xmpp.org/extensions/xep-0054.html
-
-Author: Nathan Zorn (nathan.zorn at gmail.com)
-CoffeeScript port: Andreas Guth (guth at dbis.rwth-aachen.de)
-*/
-
-/* jslint configuration:
-*/
-
-/* global document, window, setTimeout, clearTimeout, console,
-    XMLHttpRequest, ActiveXObject,
-    Base64, MD5,
-    Strophe, $build, $msg, $iq, $pres
-*/
-
-var buildIq;
-
-buildIq = function(type, jid, vCardEl) {
-  var iq;
-  iq = $iq(jid ? {
-    type: type,
-    to: jid
-  } : {
-    type: type
-  });
-  iq.c("vCard", {
-    xmlns: Strophe.NS.VCARD
-  });
-  if (vCardEl) {
-    iq.cnode(vCardEl);
-  }
-  return iq;
-};
-
-Strophe.addConnectionPlugin('vcard', {
-  _connection: null,
-  init: function(conn) {
-    this._connection = conn;
-    return Strophe.addNamespace('VCARD', 'vcard-temp');
-  },
-  /*Function
-    Retrieve a vCard for a JID/Entity
-    Parameters:
-    (Function) handler_cb - The callback function used to handle the request.
-    (String) jid - optional - The name of the entity to request the vCard
-       If no jid is given, this function retrieves the current user's vcard.
-  */
-
-  get: function(handler_cb, jid, error_cb) {
-    var iq;
-    iq = buildIq("get", jid);
-    return this._connection.sendIQ(iq, handler_cb, error_cb);
-  },
-  /* Function
-      Set an entity's vCard.
-  */
-
-  set: function(handler_cb, vCardEl, jid, error_cb) {
-    var iq;
-    iq = buildIq("set", jid, vCardEl);
-    return this._connection.sendIQ(iq, handler_cb, error_rb);
-  }
-});
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/lib/translation.js b/app/assets/javascripts/diaspora_jsxc/lib/translation.js
deleted file mode 100644
index f2bc761..0000000
--- a/app/assets/javascripts/diaspora_jsxc/lib/translation.js
+++ /dev/null
@@ -1 +0,0 @@
-var I18next = {"de":{"translation":{"Logging_in":"Login läuft…","your_connection_is_unencrypted":"Deine Verbindung ist unverschlüsselt.","your_connection_is_encrypted":"Deine Verbindung ist verschlüsselt.","your_buddy_closed_the_private_connection":"Dein Kontakt hat die private Verbindung getrennt.","start_private":"Privat starten","close_private":"Privat abbrechen","your_buddy_is_verificated":"Dein Kontakt ist verifiziert.","you_have_only_a_subscription_in_one_way":"Der Kontaktstatus is [...]
\ No newline at end of file
diff --git a/app/assets/javascripts/diaspora_jsxc/sound/Ping1.js b/app/assets/javascripts/diaspora_jsxc/sound/Ping1.js
new file mode 100644
index 0000000..2b59c30
--- /dev/null
+++ b/app/assets/javascripts/diaspora_jsxc/sound/Ping1.js
@@ -0,0 +1 @@
+var jsxcPing1B64 = new Audio("data:audio/mp3;base64,//uQZAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAASW5mbwAAAA8AAACHAADeCQADBQkLDRESFBgaHCAiJCcpKy8xNTY4PD5AREZIS01PU1VXW1xeYmRoamxvcXN3eXt/gIKGiIqOkJKVl5udn6OkpqqsrrK0trm7vcHDxcnKztDS1tja3d/h5efp7e7w9Pb4/P4AAAA5TEFNRTMuOThyAaoAAAAALHoAABSAJAZfTgAAgAAA3glooHPzAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA [...]
diff --git a/app/assets/javascripts/diaspora_jsxc/sound/Rotary-Phone6.js b/app/assets/javascripts/diaspora_jsxc/sound/Rotary-Phone6.js
new file mode 100644
index 0000000..a4c04e0
--- /dev/null
+++ b/app/assets/javascripts/diaspora_jsxc/sound/Rotary-Phone6.js
@@ -0,0 +1 @@
+var jsxcRotaryPhoneB64 = new Audio("data:audio/mp3;base64,//OEcAAI/Oj3wgTFSgCoAlysAAAABq6/r64wG1Ngm4ey0gg9n3///PZSkL2MtsstYINDQ4p0Ojfd//6d2ch0Y6ORXJ9GOgoJiQ4OHOjC4gNA5AdSBP2P8DkH2hYb/AAAW7iUff+gPQTg6FBEhv3+2NRv9wGBDGRvFsE0JwQiJSmvedve/pBIEcQwJg3J/0WdRZpLJ69+95ve95veZve/zMzkzrZ2ZmZPLFOO191768wWOXv+UovXv0osWLOnOY69//OEcGAQOR0i2qewAACoAlytQAAA7336UpSk/SkzMze9KLDA8c6D4PicHx4EUCARGg//+oEAQ/gAACRCWTrLLqrK0WlCbH0WEjr3rX35hLvOrY0h4BqMxcJ9JALChOg2jNNy+mVxzCqNoCQACwsDAIRMkyZPyOHMGUGYNAsODiRsl0V9lv [...]
diff --git a/app/assets/javascripts/diaspora_jsxc/sound/incomingMessage.js b/app/assets/javascripts/diaspora_jsxc/sound/incomingMessage.js
new file mode 100644
index 0000000..1f115cf
--- /dev/null
+++ b/app/assets/javascripts/diaspora_jsxc/sound/incomingMessage.js
@@ -0,0 +1 @@
+var jsxcIncomingMessageB64 = new Audio("data:audio/wav;base64,UklGRlyIAQBXQVZFZm10IBAAAAABAAIARKwAABCxAgAEABAAZGF0YTiIAQD//wAAAQAAAAEAAAAAAAAA//8AAAEAAQAAAP//AAAAAAAAAQAAAP///////wEAAQAAAP7/AAAAAP//AQACAAAAAAD//wAAAAAAAAAAAAAAAP7/AQABAP//AAABAAAA//8AAAEA//8AAAEAAQD/////AQABAP//AAAAAP//AQAAAAAAAAD//wAAAQAAAP////8BAAEA//8AAP//AAABAP//AAAAAAEAAQAAAAAAAAD/////AAD//wAA//8BAAEA/////wEAAAAAAAAAAQAAAP//AgAAAP7/AAABAAAAAAABAP//AAAAAP//AAAAAAAAAAD/////AQAAAAAAAAAAAP//AQAAAAEA//8AAAAAAQAAAAAA//8BAA [...]
diff --git a/app/assets/stylesheets/diaspora_jsxc.scss b/app/assets/stylesheets/diaspora_jsxc.scss
index 63e87ce..e2b0c46 100644
--- a/app/assets/stylesheets/diaspora_jsxc.scss
+++ b/app/assets/stylesheets/diaspora_jsxc.scss
@@ -1,2 +1 @@
 @import 'diaspora_jsxc/jsxc.scss';
- at import 'diaspora_jsxc/jsxc.webrtc.scss';
diff --git a/app/assets/stylesheets/diaspora_jsxc/jquery.colorbox.scss b/app/assets/stylesheets/diaspora_jsxc/jquery.colorbox.scss
deleted file mode 100644
index 77c1504..0000000
--- a/app/assets/stylesheets/diaspora_jsxc/jquery.colorbox.scss
+++ /dev/null
@@ -1,189 +0,0 @@
-/* Remove close button from firstrunwizard */
-#closeWizard {
-	display: none !important;
-}
-
-/*
-    Colorbox Core Style:
-    The following CSS is consistent between example themes and should not be altered.
-*/
-#colorbox,#cboxOverlay,#cboxWrapper {
-	position: absolute;
-	top: 0;
-	left: 0;
-	z-index: 9999;
-	overflow: hidden;
-}
-
-#cboxWrapper {
-	max-width: none;
-}
-
-#cboxOverlay {
-	position: fixed;
-	width: 100%;
-	height: 100%;
-}
-
-#cboxMiddleLeft,#cboxBottomLeft {
-	clear: left;
-}
-
-#cboxContent {
-	position: relative;
-}
-
-#cboxLoadedContent {
-	overflow: auto;
-	-webkit-overflow-scrolling: touch;
-}
-
-#cboxTitle {
-	margin: 0;
-}
-
-#cboxLoadingOverlay,#cboxLoadingGraphic {
-	position: absolute;
-	top: 0;
-	left: 0;
-	width: 100%;
-	height: 100%;
-}
-
-#cboxPrevious,#cboxNext,#cboxClose,#cboxSlideshow {
-	cursor: pointer;
-}
-
-.cboxPhoto {
-	float: left;
-	margin: auto;
-	border: 0;
-	display: block;
-	max-width: none;
-	-ms-interpolation-mode: bicubic;
-}
-
-.cboxIframe {
-	width: 100%;
-	height: 100%;
-	display: block;
-	border: 0;
-}
-
-#colorbox,#cboxContent,#cboxLoadedContent {
-	box-sizing: content-box;
-	-moz-box-sizing: content-box;
-	-webkit-box-sizing: content-box;
-}
-
-/* 
-    User Style:
-    Change the following styles to modify the appearance of Colorbox.  They are
-    ordered & tabbed in a way that represents the nesting of the generated HTML.
-*/
-#cboxOverlay {
-	background: #000;
-}
-
-#colorbox {
-	
-}
-
-#cboxContent {
-	margin-top: 20px;
-}
-
-.cboxIframe {
-	background: #fff;
-}
-
-#cboxError {
-	padding: 50px;
-	border: 0px solid #ccc;
-}
-
-#cboxLoadedContent {
-	border: 0px solid #555;
-	background: #fff;
-	border-radius: 5px;
-}
-
-#cboxTitle {
-	position: absolute;
-	top: -20px;
-	left: 0;
-	color: #ccc;
-}
-
-#cboxCurrent {
-	position: absolute;
-	top: -20px;
-	right: 0px;
-	color: #ccc;
-}
-
-#cboxSlideshow {
-	position: absolute;
-	top: -20px;
-	right: 90px;
-	color: #fff;
-}
-
-#cboxPrevious:hover {
-	background-position: bottom left;
-}
-
-#cboxNext:hover {
-	background-position: bottom right;
-}
-
-#cboxLoadingOverlay {
-	background: #fff;
-}
-
-#cboxClose {
-   position: absolute;
-   top: 5px;
-   right: 5px;
-   display: block;
-   opacity: 0.5;
-   width: 19px !important;
-   height: 19px;
-   border: 0px;
-   text-indent: -9999px;
-   background-color: #fff;
-}
-#cboxClose:before {
-   content: '×';
-   position: absolute;
-   top: 0px;
-   left: 0px;
-   display: block;
-   width: 19px;
-   height: 19px;
-   opacity: 0.5;
-   text-indent: 0;
-   text-align: center;
-   line-height: 19px;
-   font-size: 19px;
-}
-
-#cboxClose:before:hover {
-   opacity: 1;
-}
-
-#cboxClose:hover {
-   background-position: right center !important;
-   opacity: 1.0;
-}
-
-/*
-  The following fixes a problem where IE7 and IE8 replace a PNG's alpha transparency with a black fill
-  when an alpha filter (opacity change) is set on the element or ancestor element.  This style is not applied to or needed in IE9.
-  See: http://jacklmoore.com/notes/ie-transparency-problems/
-*/
-.cboxIE #cboxTopLeft,.cboxIE #cboxTopCenter,.cboxIE #cboxTopRight,.cboxIE #cboxBottomLeft,.cboxIE #cboxBottomCenter,.cboxIE #cboxBottomRight,.cboxIE #cboxMiddleLeft,.cboxIE #cboxMiddleRight
-	{
-	filter: progid:DXImageTransform.Microsoft.gradient(startColorstr=#00FFFFFF,
-		endColorstr=#00FFFFFF);
-}
\ No newline at end of file
diff --git a/app/assets/stylesheets/diaspora_jsxc/jsxc.scss b/app/assets/stylesheets/diaspora_jsxc/jsxc.scss
index ccdd39b..634cea9 100644
--- a/app/assets/stylesheets/diaspora_jsxc/jsxc.scss
+++ b/app/assets/stylesheets/diaspora_jsxc/jsxc.scss
@@ -579,6 +579,23 @@ img.mfp-img {
   right: 0;
   padding-top: 0; }
 
+.emojione {
+  /* Emoji Sizing */
+  font-size: inherit;
+  height: 3ex;
+  width: 3.1ex;
+  min-height: 20px;
+  min-width: 20px;
+  /* Inline alignment adjust the margins  */
+  display: inline-block;
+  margin: -.2ex .15em .2ex;
+  line-height: normal;
+  vertical-align: middle; }
+
+img.emojione {
+  /* prevent img stretch */
+  width: auto; }
+
 /* BEGIN: bootstrap */
 @keyframes progress-bar-stripes {
   from {
@@ -2489,7 +2506,9 @@ fieldset[disabled]
       #jsxc_buddylist .jsxc_right div:hover {
         opacity: 1.0; }
   #jsxc_buddylist .jsxc_more {
-    margin-right: 6px; }
+    margin-right: 6px;
+    z-index: 10;
+    position: relative; }
   #jsxc_buddylist .jsxc_options {
     height: 20px;
     float: left;
@@ -2506,7 +2525,7 @@ fieldset[disabled]
       cursor: pointer; }
       #jsxc_buddylist .jsxc_options > div:hover {
         opacity: 1; }
-  #jsxc_buddylist.jsxc_hideOffline .jsxc_offline {
+  #jsxc_buddylist.jsxc_hideOffline .jsxc_rosteritem[data-status='offline'] {
     display: none; }
 
 .jsxc_online:before, .jsxc_chat:before, .jsxc_away:before, .jsxc_xa:before, .jsxc_dnd:before {
@@ -2521,7 +2540,8 @@ fieldset[disabled]
   z-index: 99;
   background-repeat: no-repeat;
   background-position: center;
-  background-size: 100%; }
+  background-size: 100%;
+  box-sizing: content-box; }
 
 .jsxc_online:before {
   background-color: green; }
@@ -2552,78 +2572,78 @@ fieldset[disabled]
   display: inline-block;
   width: 19px;
   height: 19px;
-  background-size: 19px 19px !important;
+  background-size: contain;
   border: 0;
   vertical-align: bottom; }
 
 .jsxc_angel {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAbH0lEQVR4Xs2bWbBlxXWmv5W599lnvOfONU8UVDEXIBACDMgCgyRakiVbbgtaYIQVyG6H3e3GbslutcSD5bZkyQ7J3WoNNnLbkowlt9CsQJIxIMQgEFCMVQU1z7fudOY9ZGbffc6O2F03LhfhEBFeEX/kOXH2zr2+lWvtHKquOOf4eZmICLxuA5QnoTcBwxN4QytQdgQJRlFBCV0sIZ7gvArKFwCIHTZuYRMHYRsT9XDdWaxMk8wfh8aCRk7A9FHnHjrIz9E8/pX2utsfHtr75e9fmBh1US+Kz4pa7S2s/POV6DHP88Y8dFmD7yG+xqkFicbGglhJEttvcQkAiAeiLOLj4Rwq/ZzKGlySQM9gWiZJphNZ+eeJFx07GBT0zuro+PbKqRsejU5d+9iBT1z [...]
+  background: url('../img/emotions/angel.png'); }
 
 .jsxc_angry {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAATdElEQVR4Xu2bC5BdVZm2n2/tvc+t+/Qtl04IgRBCImAchBC8TYQREWFAMIOMA4yjMjVlzVg1hVVMiTI4pYU6FhSCzPzKMFMKqAUqIOogoKIilxAgSDBDJjcICekkfb2c295rfdP7nFW1u05XB6NAsH531VvrnO691/qed33rO3vt7sMfjz/qj/r/WvJqA3wGzMUXszRUVmI4XoRlAgtMID0oJR9FxVkdUdijyhYczybCM7feyrbPgPtDNEC2X8JqFc6NAs4wkRwXRKZkcgaTE8QIBG1DW0Wd4hqpHDZ2FRfrb2LLfaJ8/6hbWAfo69qA9edQmtPDB0zAR3IF8/agaIwpBZh8Cq6IcUigUxKQtqFVUZtKUGdwDcHVHa5isVXnGjX3K2f5z8ERbl91D5X [...]
+  background: url('../img/emotions/angry.png'); }
 
 .jsxc_smile {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAWyUlEQVR4Xu2bCZAkV3nnf997mZV19TkzPa0e9WhmNDM6Z0CMJIyMDotTgJAWLbACsQKDkW286zCxBzIESLusid0ggOWIXTDatYxkwbJCFnJg2QYjgZC00ugyo2NOzaG5+6rq7qrKynzv286qjKiIjrnYRYgI+0X842VHZb78fv/3vffqZWeJqvKPuRj+UZd/MuCfDAh4mcutIuaGG1gTKBswnCfCWoFRY2UQqAAA897pjMIhVXbgeTYVfn7HHez6jKrnZSwvyyQoIrLrfVxEwDUFw1ukIOfa0JRMwWAKghgBKwA9OUW94tuZPC7xTW3rc23P35By75q/4HFV1V9rA554p5SXDPIeE/DhQmQusSVjTNliogzcI+IR67sGGCDHQQAP6hV1BlWDby8o9vi [...]
+  background: url('../img/emotions/smile.png'); }
 
 .jsxc_grin {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAVdUlEQVR4Xu2bC5AdV3nnf+ec7vt+zXs0etiSJSFLkYXteLGRCQbjNYHYsOziJMZellfwbm1RG4eF3WwSTHYLAks25bCbBLIhj3II4NQWOIYlsGBjbMDYsrGNhGyPrKdlzWhed2buq7vP+fZ23666qUHSSICxq+Cr+qpv1Zxz5vv9+/vOo/teJSL8LJvmZ9p+LsDPBfB4nu2DSum3/2p1o/LURUqzQ3t6M4YJpVVNKSkAiKimOFnActxFblIceyWSxz/12frBD4g4nkd7XiZB1bWjN1Yu60K/QRe8X/ZzapvKqbzJarQPyiiIvW9gBbGCC8F2HNKWVtiW/a4Z/V+J5AvrP734kHTtRS3AnutVYbxWu6EL+65sxVzulYzWBY3KKpQHylhA0FrBCn4EnBN [...]
+  background: url('../img/emotions/grin.png'); }
 
 .jsxc_sad {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAT50lEQVR4Ae2bCZjNdd//z+M/E2bMvs+YhRkzlhDSkru7RSmJyp0SLQmpFJXnbu9GS5JFkSQqKndEPGRJsmQYxDCWidzIoimSqZnJjJk55/O8X9c5c/W75mGacVOe51/X9b7Or3O+3/fy+S7f75kZLjP7/xp/FsD+LMCfBTijGOJy1Tpwe3DagZ6hNx28I/SZvF7hU/L6hi/+rm/4uu/vC98KeOY9PqMNbelD3/+VBdB//3GgR/AFB+8MeTGvX0T2Dw9HHjvyRJTlD46xn1+IsYJhsVbwSpw5wXt8Rhva0oe+cMAF51lfgA2dXQEawbu/7Ru26sigSPdPClMwPM4KX423otfj7ZcJMUK0FU+MseK3BF4dz3xGG9rSh75wwAUn3GicdQVYfrnLD3N5/cJ [...]
+  background: url('../img/emotions/sad.png'); }
 
 .jsxc_wink {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAUgklEQVR4Xu2bC7BlVXnnf99ae599zrnnnPvq7tt007y6aehGKB5ti4x0ABna8cGojBoCOKNmZirjVMWYCupogkwmGSrOMIwJqUpmTEYBTWkUdLSCjyBxUKHTIBERabrpxubRj/t+nNfea31zV51VdarurX4VtlCV7Op/fbv6nLvX9/uvb337rn3uEVXlH/Nh+Ed9/JMB/2RAcrIBbhUxN97IWYlyPobzRNggsNpYGUKpAiA0vdNphQOq7MbzZCE8cffdPHuLquckHielCYqI7L2JrSpcm1quMalstqmpmpLBlAQxAlYA+nKKesV3gzwu902f609zx7dE+dqZd7FDVfVVbcCj10p1dIh3G8v7S2Xzz2zFGFO1mCyAK2I8YhWxArLEAFXUBQnqDb4r+I7 [...]
+  background: url('../img/emotions/wink.png'); }
 
 .jsxc_tonguesmile {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAXPklEQVR4Xu2bC7AkVZnnf985mZVVdavqvvre2w8a+nGbbh4NQjcNgiCoA448RFhFBEYZNnZ2ZNUYJ8aJGZdx2VlnXVkdAzU21HUcQRZnHAUUfA0yzdiIII3tIrZCP2n6ce/t+6r7qEdmnm+rTmREBT1006y0EjGTEf97sirzZp3f//vOd7Iys0RV+de8GP5VL/9mwL8ZEBxrgFtFzPXXsyJQ1mI4RYRhgYXGSg9KEQBh3qU6pXBAlW04nk6Ep77yFXZ8RNVxDJdjUgRFRHbewAYVrggtF5tQTrahKZqcweQEMQJWADpKFXWKa7blSGM372L9RZzyfVG+ufxOHldVfVUbsPkKKfb38A5j+f1c3pxnC8aYosVEbXBFjEOstiQghxigiqZtCeoMrim4hsP [...]
+  background: url('../img/emotions/tonguesmile.png'); }
 
 .jsxc_surpised {
   background: url('../img/emotions/surpised.png'); }
 
 .jsxc_kiss {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAWTklEQVR4Xu2bC5Bc1Xnnf9859/bt7nloZjSjERICoRcIkANICKI1ssCOoEwWDAQ7LA9v7C17nbg2KdfaW14nBlJbTmJXnF3vkrWz63gx2GwcexE49toORsbGshAIsEBCyOiJHkijeT76de853/Z0365bM4x4xNaGquSr+te5mml1f7//+c53+tyeFlXln3IY/knHPxvwzwYEnOa4W8TcdhtLAmUVhgtEWCYw31jpQikCIJS80xGFV1R5Cc/ORHju/vvZd6eq5zTGaWmCUo/9t7NWhetCy0YTyvk2NEWTM5icIEbACtPCKeoVX5uSx8W+5GPdFTt+IMrD59zHNq3HW9qA7ddJcW4X7zWWD+Ty5l/YgjGmaDHRFLgixiNW6xKQGQaoom5KgnqDrwm+6vE [...]
+  background: url('../img/emotions/kiss.png'); }
 
 .jsxc_sunglassess {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAWKUlEQVR4Ae2bCXiU1dn+o9EKZJnMJJksyWQmewKEoMiOi2AX8ulfXCoQlIWKYBVaF1tc6mItoLVapXVBbau4CBRZEBFSAUXAXRRBZQFFoiwQEghkn/t7fs3rXOP8wQY/tX7XV67rvt7Dec+5n/t+znPO+2YyiZL0fxr/SYD+k4D/JOBbxS1RUcduHZkQ2Hax58eVwxPGf3ax567PR7kf2z0ycc7O0Z7FgDZ93GMMY5nD3P+VCbB/x2wtT+haOdx1beUliQt2jU3ctGt80q6qq5L3Vf0quXbvRG9d1Q0pDftu9DYC2vRxjzGMZQ5z4YALzu99Alb9NKr958M9F3w2wjNr92We7VVXJ1fvuz6lofrWlOD+SSk68Huvau9KVt3dXtXdY+Aa1uYeYxjLHOb [...]
+  background: url('../img/emotions/sunglassess.png'); }
 
 .jsxc_crysad {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAWCklEQVR4Xu2bC7BdVZ3mf/+19z6ve+7NPffe5N48eYU8gCBJSIAEMyIIKiPg0LZiwLaV6ukenUfZ5asd29Gu8QGO7diDtlYjjUgzA6LBbhQYbbAJEAJBW0MCeRFyE/K678d57b3Xf+7atat2nbokJDIgVd2r6qu96571+L5v/dd/77XuOaKq/Esuhn/R5V8N+FcDfF7j8nkRc/31nO4ryzCcLcJCgT7jSSdKCQChamMdUTikyi4sz0bCb77/ffZ8TtXyGpbXJAmKiLxwA6tVuCrwuNwEcpYXmJLJGUxOECPgCS0lVtQqtulgiUNbtaFuC2MeEuXHp93BZlXVN7QBW66SUncnv288PpQrmLVe0RhT8jB5J1wRYxFPpyAgQktRRWMHQa3BNgXbsNhqTFy [...]
+  background: url('../img/emotions/crysad.png'); }
 
 .jsxc_doubt {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAR4ElEQVR42u2bCXRVVZaGX1OJgUSSvIwkIWRkEIcGBZwVW5yKxmoLQQqckdYSBCmXVVjLKhStKhVUcCpRW6GUBhsFRUaRBDIxhjlA0iSEQbRQCZJAgkne7v8jl/XueitksEDpbl3r89137zl7//8+5547vOAxs//X/FSAnwrwUwHstPKEx9Nm7+3hmXuHRd6y747Ix/ffEzVt/4ioJV+MiFr95QNRW4Bt9nGMNrSlD33/VxZA//3T3qHhffbdGfGn/fdHF371cMzRr8fFWsX4ePv26Xg7/JcOdvi5BHPDPo7Rhrb0oS8xiEXMM74A6wZ4QjWCd38+wpv39SMx9YfGy+yzCVY5OdGqXkm0I3+NF3FWPTXeqt8QfLq2OUYb2tKHvsQgFjGJTY4zrgDZfT1 [...]
+  background: url('../img/emotions/doubt.png'); }
 
 .jsxc_zip {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAXIElEQVR4Xu17e4xdV3nvb639Oo+Zc+blmfE7fiaOndgOwUmc0DQFHCCAq6YFUUTv5Z+kKlSVWkACqpRWFaVqJHoFCJoi0VJRkFqpqq5CSIBLSCFPO7ETx7HHNpPxeDwPnzOv89rv1W99a885o1HM9UCIqWBrPu199uNb3+/3PdZj7xFKKfwqbxK/2tuvCbDfKABCCPn2WzZsk0ivl0JeK6U1KKXoAoA0VfU0TWZSlZ5OA3nyu8cunFNKpXgDtl94DTh068YdjpTvcmxxyHWsvbYt1ttSwpICAmZLldIkICKJ42QiCNXxME4eSwN8+7EXxs/8jyTg7gPrD7qu85G8J9+V9+wez5FwbAkNnv4gltBnzScmEpAkCmGcIggTtPx4vhUm3/bj5Evff3biyf8 [...]
+  background: url('../img/emotions/zip.png'); }
 
 .jsxc_thumbsup {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAATmklEQVR4XuyYS4scVRiGn+9c6jp9v85oJpOQlRck4IUkKCIihGgIwiSKILqMqKBRFEQMaAxeFuJK98GdP8GlIG4FxYUoQZSQxKS7p6e7ui7HbrpXgrhyoJt54aGqTp3N99b7nVNV7GufffbZS145eaR88czRrz55/rFrn51/Mv3i9W335YWz7vOXTl//9MXHv/7g7PFH2EMp9lhlCV6Iq7Vnm+vd9oGtg2Zz6yAHDm+xefhQc31z8+lys/7NpXMn3lxZA8IoPlVrNmh0WrQ7bRrrbTrdDt2NLt07N9jYPGjqndbHl84+dGHlDHjjiU5so+CecrlCpVqmXJ0eOw3ido3KepN6s0G706Td7bJWrV1+9/R9R/mfZdhDWdO9IwzCahSHRGFEUInQgV3c1Gh [...]
+  background: url('../img/emotions/thumbsup.png'); }
 
 .jsxc_thumbsdown {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAATlUlEQVR4Xu1beaymV1l/zjnv+q33fneZlelMW6hdgRJKKS02RjYjRozyjyEhwZigYmJM/MMQ4op/EIhxCYsgxASNFtCgrQiKCZSyWWXaaaG1Mx1mOnefb//effF3nnPovbkw3juGNumVb/K7513PfM/vWc9z7qUffX6EH+H/NcR+Hnrf2+5aJq+1XOXlkqR6rqKikydZmCazKp7E63GcX0wmg/Mfe2zc/0Hvf+Adb+iVorzNVf6rhBA3K0fd4Ch1wlGyWUsRKiEdwqeua6rKgso8pzROsiyeRbPxZH06nZ6ZJek3hVRfvP5Vd66EftNVdd0sVSXqos7zNI1FNR3++p/+8/iHRsC733zbqUan/RuNTvfOZrtzImw0lj3PF0JKfqmuSiqyjJJoRtF0SsP [...]
+  background: url('../img/emotions/thumbsdown.png'); }
 
 .jsxc_beer {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAXmElEQVR4Xu17eYxd133ed8499963zHuzkkPOcLiIWkiKlmRVlCXWtqRYdFInUeyiEmDDSW0UUAwXLWAbqGCktf9ICtRACxQB0qJ/uK27IWFiRJa3uvUWW1UEbZW4SOImikMOZzj72+9ylv7u77wHsqnEP/IoOoB7id+cc89cPrzvO99vOeeeEc45/DJfEr/c1/8nQGH4C//4iY9tiScnnpyYmPj05NT0viguwRoDo7PMGLsqBJpCym2BCsfCMAL1ofMUvV4v7XTa8xurKz/Lsuw7vQ39wz86erSNm3gNFQO+8NnHH56anv7i3J69vzm78xZsmZ5BpVKGlApCOAKZQ6oQxhgEMgBgYZ2FUhGctYCUSLpdNJvr2FxbxcrSIlauLD6/trb+Ypr23iQSj2t [...]
+  background: url('../img/emotions/beer.png'); }
 
 .jsxc_devil {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAb3ElEQVR4XuWbCbBlR3nf/91nucvb5s2+aplhGAmGkZAEkkCIQggBsSljxdhUEhKWAHbFRVGQoiDlpKRKpIIUojAYDKFw2RglhEQgyyBHQkgwwmiXBxDWMjMazaY389a7nnu27k7/v+qq9+oxowAplSvOOfO97ntOd3//39df9z333TfKOYf/nw/NYqd62fv2qIvv2aMu+sS5at/0P1ZYspGRrGQOAeCP+GNT2HD1NLZ9fApj39qt9r3+Hxs8mchGRrKSOQQAiJFOtzCZTGPr5Eacd9VabPlvF6pXf2K32j35/zo4GchCJrKRkaxkFnblj924qNQAEqRooB03MbmlhamP99F+04Xq0j95Co//lXPO/LoAG9R5fjy72yDerWDPBaINANYooEkAB+QAOoC [...]
+  background: url('../img/emotions/devil.png'); }
 
 .jsxc_kissing {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAASfUlEQVR4Xu2bC5BlRXnHf919zr13Zu7cuTM7uzMsy2YXdhF2BQSfBHyBKZ9gIIKKEGPEaExSKikxUlHAWFJKIlaSkmgJvpAQMTEQqFBREVBABASUXR7uE3aXnd2d2Xncua9zur/crnOquryzM5klrlClX9VX5+5Wd+/3+/fXX/d5rBIRfptN81ttvxPgdwJEHGK7XCn93vMrRyL6OKVZryO9hojDFFSVoRdALHWBSVKecanbJI4NKPeLa66b3nKpiOMQ2iEpgqpjT59XeamK1Ft1T/SGuEcdq0qqxxQ1OgZlFHgPBlYQK7gEbMshTWkkDXnMNdLbJJWbjrh++n7p2PNagAfPVL2j1eq5HdgLixVzclQ2WvdqVFGhIg9uAUFrBQrIcfLfOCeAQqxBUpC [...]
+  background: url('../img/emotions/kissing.png'); }
 
 .jsxc_rose {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAQMUlEQVR4XuWbCZCkdXnGf+939N0z07OzMzsz7MEewEJQVhZENCRIvFAhalhRolLxQKvIgRpj0FSh0aSsSiWYxCrLqNHyNhEBNaJWSsWoIJAgmkWuZZc959jpnp6enu7vevNO97+KKasilVBuQ+1b9dT7ff/u7ernec+va0dUlZPZPJ5G9lqRCcObLhYJnvICvFrkIvuy336DyNfM33iVyBUvE6nxSybOeOLPe3kVDlZE/mkSPvyUFuA1Ipetg+/v9LwXPKNYfNmuUumPTy8Wv3y67y+YGF+47nXXTOJMzQB+lQivE7l2mx/cenoYhpuBClz1lBZA4Pr1IkyXy2waHmbb6Dp2jI1x5rp1nFMsXRl99mMHrz332a/AmTpjjb111wU7LOrvens+/8DZQ0P [...]
+  background: url('../img/emotions/rose.png'); }
 
 .jsxc_music {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAMO0lEQVR4Xu1be6hm11X/rb3P+V73MY/MnUmaO9N5NNRW0sYKJUEyZNA0yZQQW01TbEurKAj9Q/xXA+0IVRAqlKFg1USlSmFEi01RNEjTEidTnBo0Y5OJ005Sx0lt2pl7v9d57L3WcnPO/u75LjMdwp3JsdIs+N114F7uvr/feuy19/kuqSp+nM3g/529IcAbAhw7dswcP35p+c//aP3Q44+vHXnsD9c+8tjnho8+9sdrf/q5z649/anfKR/Ha7QEP6J2/Pi5bh87V9SaXUlqV5n4IJd8kAire1Y+vk+c3zua5MvCGLAKfClwzBgPPV75nv0Z4OCv/EgL8IEP/JW9++6fXRgMkt3EslcK7KWO2Scqh7h0B61u25NpuSKl7JSRQFQrguwF4hWigBeBeoE [...]
+  background: url('../img/emotions/music.png'); }
 
 .jsxc_love {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAMrUlEQVR4Xu1bC6wV1RVdZ+a+LxR9UAqI8lEpBCimCLZUUmkNbbSS0iYFU2wQQT4tVRAFbesvgpYiWqnVlAq1mNhgakybGFshtoJG8YMRQX6CAgIi8n2/O/fO3N21eTM9deY9594HBfncZOWMz+GevdZeZ5/PnTEigtP54xBnBDiNcUaATGsI3GBMuwrgEgMMBNCLbXsAhQDYDWBtAXj5AZF1x4rAt4zJDAIuFgJAXwfoDAAC7Cc2Eqsd4LV5IvWlcimpCM40prMA17vAj40xfQwABaLvMAaiSojUFoA3ACzxgaUUo7E1xG8xpo0AY1xgrAMMMkC5iREQ26cKv4QdLX5YZN8xF4Dkr3OB2Y4xXYwIokCMHUcIYgQCYxCIrC4As5id5SWSH+EA92aM6e+ [...]
+  background: url('../img/emotions/love.png'); }
 
 .jsxc_tired {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAU6ElEQVR4Xu2bC5RdVZnnf3vvc+6z6tatSiVVSSeRV3hEQYngI6g8uhlZo+BrAIeHQsOgPc04NINgM84IM07rYCvDcpQZG3UxPkZFsRuxB8UHahA7PJR3ICEPEpJKUlWpunXf5+z9Te11zlqn172hJgFHs5b9X+tb9557zj7n+33n+76zd91bSkT4Q5bmD1v/FICAQ1+oJZfcbHLV92MKHTACBjAOQsGpou02vii7P37dIRmAG5XSl11UOQLRxyvNK3WgjyJgqYKqMpQAxNIUmCFml4vdJnE8iXKPf/Grtc0fE3FgV1mthwOtQRSYHCooQlAAK1hbP+aQygA1r+0XVE5WgXrHFR9YdFZYVMepgiqavEaHoIwCb5nACmIFF4HtOKQtrfmxT7/w/uo9f/W [...]
+  background: url('../img/emotions/tired.png'); }
 
 .jsxc_surprised {
-  background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAZGUlEQVR42u2aCZBV5ZXH//e+/b3ufr3QIIuyCII0qIBocMFyS5Q4SSoTx8SJpowVNZkxk4lGGWuSyWYyJpmamUqZqMlkTNTKQnAJCjEboLJFxYGwCg1NN00D3f16e/t79975/7/7HmmwFVGSSWoCderevvf7zvmd851vvc/G//N/9l8C8JcA/CUAf+h/VvS0j08JnHrne5OTP3xnZPLiB8NTvvhMaPJXV4emfP0VI7zXM71TGZVVHdX9sw1A/NSPzY9Ovvve8NR717uxc7aGk3OeLNZd9/VQ4yW3RJoWLIo1n7cw1jz/HF/OW6hneqcyKmvqsG548mfula4/jwCMuyUemnzHDdGpX1rtJM5fbycvvCfadOF58VHnRCONsxGun4pA7ekI1k7hdQqvk4z [...]
+  background: url('../img/emotions/surprised.png'); }
 
 #jsxc_roster {
   position: fixed;
@@ -2633,6 +2653,7 @@ fieldset[disabled]
   width: 205px;
   overflow: visible;
   border-left: 1px solid #e1e1e1;
+  display: none;
   /*border-left: 1px solid $roster_border_left;*/
   z-index: 80;
   margin-left: 10px;
@@ -2659,13 +2680,13 @@ fieldset[disabled]
       font-weight: bold; }
   #jsxc_roster input {
     position: absolute;
-    top: 50%;
-    left: 31px;
-    width: 157px;
-    height: 18px;
-    margin-top: -11px;
-    padding: 2px;
-    border: 0;
+    margin: 0;
+    height: 35px;
+    padding: 7px 6px 5px;
+    font-size: 13px;
+    width: 145px;
+    border: 1px solid #ddd;
+    box-sizing: border-box;
     background-image: none;
     background-color: #fff;
     border-radius: 3px;
@@ -2689,10 +2710,20 @@ fieldset[disabled]
     display: none; }
   #jsxc_roster.jsxc_noConnection > .jsxc_bottom {
     display: none; }
-  #jsxc_roster.jsxc_state_hidden #jsxc_toggleRoster:before {
-    -webkit-transform: rotate(0deg);
-        -ms-transform: rotate(0deg);
-            transform: rotate(0deg); }
+  #jsxc_roster.jsxc_state_hidden {
+    display: block;
+    right: -204px;
+    -webkit-transition: right 0.5s;
+            transition: right 0.5s; }
+    #jsxc_roster.jsxc_state_hidden #jsxc_toggleRoster:before {
+      -webkit-transform: rotate(0deg);
+          -ms-transform: rotate(0deg);
+              transform: rotate(0deg); }
+  #jsxc_roster.jsxc_state_shown {
+    display: block;
+    right: 0px;
+    -webkit-transition: right 0.5s;
+            transition: right 0.5s; }
 
 #jsxc_toggleRoster {
   width: 34px;
@@ -2746,10 +2777,6 @@ fieldset[disabled]
     background-size: contain;
     background-repeat: no-repeat;
     background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjwhLS0gQ3JlYXRlZCB3aXRoIElua3NjYXBlIChodHRwOi8vd3d3Lmlua3NjYXBlLm9yZy8pIC0tPgoKPHN2ZwogICB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iCiAgIHhtbG5zOmNjPSJodHRwOi8vY3JlYXRpdmVjb21tb25zLm9yZy9ucyMiCiAgIHhtbG5zOnJkZj0iaHR0cDovL3d3dy53My5vcmcvMTk5OS8wMi8yMi1yZGYtc3ludGF4LW5zIyIKICAgeG1sbnM6c3ZnPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM9Imh0dHA6Ly9 [...]
-  .jsxc_rosteritem.jsxc_bookmarked .jsxc_bookmarkOptions {
-    text-indent: 9999px;
-    background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjwhLS0gQ3JlYXRlZCB3aXRoIElua3NjYXBlIChodHRwOi8vd3d3Lmlua3NjYXBlLm9yZy8pIC0tPgoKPHN2ZwogICB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iCiAgIHhtbG5zOmNjPSJodHRwOi8vY3JlYXRpdmVjb21tb25zLm9yZy9ucyMiCiAgIHhtbG5zOnJkZj0iaHR0cDovL3d3dy53My5vcmcvMTk5OS8wMi8yMi1yZGYtc3ludGF4LW5zIyIKICAgeG1sbnM6c3ZnPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM9Imh0dHA6Ly9 [...]
-    background-size: 15px 15px; }
 
 .jsxc_caption {
   padding-right: 30px;
@@ -2760,20 +2787,28 @@ fieldset[disabled]
   .jsxc_caption * {
     cursor: pointer; }
   .jsxc_caption .jsxc_name {
-    height: 50%;
-    line-height: 17.5px; }
-    .jsxc_normal .jsxc_caption .jsxc_name {
-      height: 100%;
-      line-height: 35px; }
+    height: 100%;
+    line-height: 40px; }
+    .jsxc_min .jsxc_caption .jsxc_name {
+      height: 50%;
+      line-height: 20px; }
+    .jsxc_rosteritem .jsxc_caption .jsxc_name {
+      height: 50%;
+      line-height: 20px; }
   .jsxc_caption .jsxc_lastmsg {
     font-size: 12px;
-    height: 50%;
-    line-height: 17.5px;
+    display: none;
     text-overflow: ellipsis;
     white-space: nowrap;
     overflow: hidden; }
-    .jsxc_normal .jsxc_caption .jsxc_lastmsg {
-      display: none; }
+    .jsxc_min .jsxc_caption .jsxc_lastmsg {
+      display: block;
+      height: 50%;
+      line-height: 17.5px; }
+    .jsxc_rosteritem .jsxc_caption .jsxc_lastmsg {
+      display: block;
+      height: 50%;
+      line-height: 17.5px; }
     .jsxc_caption .jsxc_lastmsg .jsxc_text {
       opacity: 0.6; }
     .jsxc_caption .jsxc_lastmsg .jsxc_unread {
@@ -2879,8 +2914,8 @@ fieldset[disabled]
     height: 100%;
     background-image: url('data:image/svg+xml;base64,PHN2ZyB4bWxuczpyZGY9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkvMDIvMjItcmRmLXN5bnRheC1ucyMiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgaGVpZ2h0PSIxNiIgd2lkdGg9IjE2IiB2ZXJzaW9uPSIxLjEiIHhtbG5zOmNjPSJodHRwOi8vY3JlYXRpdmVjb21tb25zLm9yZy9ucyMiIHhtbG5zOmRjPSJodHRwOi8vcHVybC5vcmcvZGMvZWxlbWVudHMvMS4xLyI+CiA8bWV0YWRhdGE+CiAgPHJkZjpSREY+CiAgIDxjYzpXb3JrIHJkZjphYm91dD0iIj4KICAgIDxkYzpmb3JtYXQ+aW1hZ2Uvc3ZnK3htbDwvZGM6Zm9ybWF0PgogICAgPGRjOnR5cGUgcmRmOnJ [...]
     background-repeat: no-repeat;
-    background-position: center center;
-    background-size: 60%; }
+    background-position: center 10px;
+    background-size: 17px; }
   @media (min-width: 768px) {
     #jsxc_menu {
       height: 30px;
@@ -2909,7 +2944,11 @@ fieldset[disabled]
   bottom: 0;
   right: 230px;
   left: 0;
-  z-index: 50; }
+  z-index: 50;
+  -webkit-transition: right 0.5s;
+          transition: right 0.5s; }
+  #jsxc_windowList.jsxc_roster_hidden {
+    right: 10px; }
   @media (min-width: 768px) {
     #jsxc_windowList {
       clip: rect(-10000px, 10000px, 30px, 30px); } }
@@ -3004,7 +3043,7 @@ fieldset[disabled]
 
 .jsxc_window {
   position: absolute;
-  bottom: 0;
+  bottom: -284px;
   top: auto;
   left: 0;
   right: 0;
@@ -3020,6 +3059,8 @@ fieldset[disabled]
   .jsxc_normal .jsxc_window {
     -webkit-transition: bottom 0.2s;
             transition: bottom 0.2s; }
+  .jsxc_showOverlay .jsxc_window .jsxc_overlay {
+    display: block !important; }
   .jsxc_window .jsxc_emoticons {
     height: 44px;
     width: 44px;
@@ -3074,6 +3115,55 @@ fieldset[disabled]
       opacity: 0.5; }
   .jsxc_window .jsxc_fade {
     position: relative; }
+    .jsxc_window .jsxc_fade .jsxc_overlay {
+      display: none;
+      background-color: rgba(0, 0, 0, 0.5);
+      position: absolute;
+      top: 0;
+      right: 0;
+      bottom: 0;
+      left: 0;
+      z-index: 100;
+      overflow-y: scroll; }
+      .jsxc_window .jsxc_fade .jsxc_overlay > div {
+        background-color: #fff;
+        margin: 30px 10px;
+        padding: 5px;
+        border-radius: 3px;
+        text-align: center;
+        position: relative; }
+        .jsxc_window .jsxc_fade .jsxc_overlay > div .jsxc_close {
+          position: absolute;
+          top: 0;
+          right: 0;
+          height: 44px;
+          width: 44px; }
+          .jsxc_window .jsxc_fade .jsxc_overlay > div .jsxc_close:after {
+            content: '×';
+            position: absolute;
+            top: 4px;
+            right: 4px;
+            font-size: 20px;
+            font-family: Arial, sans-serif;
+            cursor: pointer;
+            color: #000;
+            opacity: 0.4; }
+          .jsxc_window .jsxc_fade .jsxc_overlay > div .jsxc_close:hover:after {
+            opacity: 1; }
+          @media (min-width: 768px) {
+            .jsxc_window .jsxc_fade .jsxc_overlay > div .jsxc_close {
+              width: 30px;
+              height: 30px; } }
+        .jsxc_window .jsxc_fade .jsxc_overlay > div .jsxc_body {
+          margin-top: 20px; }
+        .jsxc_window .jsxc_fade .jsxc_overlay > div p {
+          margin-bottom: 10px; }
+        .jsxc_window .jsxc_fade .jsxc_overlay > div li {
+          white-space: nowrap;
+          overflow: hidden;
+          text-overflow: ellipsis; }
+        .jsxc_window .jsxc_fade .jsxc_overlay > div a:hover {
+          text-decoration: underline; }
   .jsxc_window .jsxc_avatar {
     margin-top: 1px; }
   .jsxc_window .jsxc_textarea {
@@ -3117,18 +3207,22 @@ fieldset[disabled]
       height: 40px;
       display: block;
       float: left;
-      color: #bbb;
+      color: #fff;
+      opacity: 0.4;
       font-family: Arial, sans-serif;
       line-height: 40px;
       cursor: pointer;
       text-align: center; }
+      .jsxc_window .jsxc_tools > div.jsxc_settings {
+        opacity: 1.0; }
   .jsxc_window .jsxc_close {
     font-size: 20px; }
     .jsxc_window .jsxc_close:hover {
-      color: #fff; }
+      color: #fff;
+      opacity: 1.0; }
   .jsxc_window .jsxc_more {
     background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcKICAgeG1sbnM6ZGM9Imh0dHA6Ly9wdXJsLm9yZy9kYy9lbGVtZW50cy8xLjEvIgogICB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIgogICB4bWxuczpyZGY9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkvMDIvMjItcmRmLXN5bnRheC1ucyMiCiAgIHhtbG5zOnN2Zz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciCiAgIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM6c29kaXBvZGk9Imh0dHA6Ly9zb2RpcG9kaS5zb3V [...]
-    opacity: 0.7; }
+    opacity: 0.4; }
   .jsxc_window .ui-resizable-w {
     left: 0; }
   .jsxc_window .ui-resizable-nw {
@@ -3149,8 +3243,6 @@ fieldset[disabled]
 .jsxc_chatmessage {
   margin: 3px;
   padding: 4px;
-  padding-right: 10px;
-  max-width: 76%;
   word-wrap: break-word;
   background-color: #fff;
   position: relative;
@@ -3158,13 +3250,39 @@ fieldset[disabled]
   clear: both; }
   .jsxc_chatmessage a {
     color: #00f;
-    text-decoration: underline; }
+    text-decoration: underline;
+    display: inline-block; }
   .jsxc_chatmessage img {
-    width: 19px;
-    height: 19px;
-    background-size: 19px 19px; }
+    max-width: 100%; }
   .jsxc_chatmessage .jsxc_avatar {
     display: none; }
+  .jsxc_chatmessage .jsxc_attachment {
+    border-radius: 3px;
+    background-color: #fff;
+    padding: 3px;
+    padding-left: 30px;
+    min-height: 30px;
+    margin-bottom: 5px;
+    background-position: 3px center;
+    background-size: 25px 25px;
+    background-repeat: no-repeat;
+    background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcgeG1sbnM6cmRmPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5LzAyLzIyLXJkZi1zeW50YXgtbnMjIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIGhlaWdodD0iMTYiIHdpZHRoPSIxNiIgdmVyc2lvbj0iMS4wIiB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIiB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iPgogPHBhdGggc3R5bGU9ImNvbG9yOiMwMDAwMDA7YmxvY2stcHJvZ3Jlc3Npb246dGI7dGV4dC1 [...]
+    .jsxc_chatmessage .jsxc_attachment img {
+      border-radius: 3px; }
+    .jsxc_chatmessage .jsxc_attachment.jsxc_image {
+      line-height: 0px;
+      padding: 0;
+      background-image: url(); }
+    .jsxc_chatmessage .jsxc_attachment.jsxc_application {
+      background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcgeG1sbnM6cmRmPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5LzAyLzIyLXJkZi1zeW50YXgtbnMjIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIGhlaWdodD0iMTYiIHdpZHRoPSIxNiIgdmVyc2lvbj0iMS4wIiB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIiB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iPgogPGcgdHJhbnNmb3JtPSJtYXRyaXgoLjc5OTk4IDAgMCAuOCAxLjYgMS45NTU0KSIgZmlsb [...]
+    .jsxc_chatmessage .jsxc_attachment.jsxc_application-pdf {
+      background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcgeG1sbnM6cmRmPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5LzAyLzIyLXJkZi1zeW50YXgtbnMjIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIGhlaWdodD0iMTYiIHdpZHRoPSIxNiIgdmVyc2lvbj0iMS4wIiB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIiB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iPgogPHBhdGggc3R5bGU9ImNvbG9yOiMwMDAwMDA7YmxvY2stcHJvZ3Jlc3Npb246dGI7dGV4d [...]
+    .jsxc_chatmessage .jsxc_attachment.jsxc_audio {
+      background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcgeG1sbnM6cmRmPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5LzAyLzIyLXJkZi1zeW50YXgtbnMjIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIGhlaWdodD0iMTYiIHdpZHRoPSIxNiIgdmVyc2lvbj0iMS4wIiB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIiB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iPgogPHBhdGggZD0ibTEyLjgwNSAxLjAwMTFjLTIuMiAwLjM1NDUtNS4xNDQ1IDAuNzE5NC03L [...]
+    .jsxc_chatmessage .jsxc_attachment.jsxc_video {
+      background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcgeG1sbnM6cmRmPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5LzAyLzIyLXJkZi1zeW50YXgtbnMjIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIGhlaWdodD0iMTYiIHdpZHRoPSIxNiIgdmVyc2lvbj0iMS4wIiB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIiB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iPgogPHBhdGggc3R5bGU9ImNvbG9yOiMwMDAwMDA7YmxvY2stcHJvZ3Jlc3Npb246dGI7dGV4d [...]
+    .jsxc_chatmessage .jsxc_attachment.jsxc_text {
+      background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcgeG1sbnM6cmRmPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5LzAyLzIyLXJkZi1zeW50YXgtbnMjIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIGhlaWdodD0iMTYiIHdpZHRoPSIxNiIgdmVyc2lvbj0iMS4wIiB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIiB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iPgogPHBhdGggc3R5bGU9ImNvbG9yOiMwMDAwMDA7YmxvY2stcHJvZ3Jlc3Npb246dGI7dGV4d [...]
 
 .jsxc_timestamp {
   font-size: 8px;
@@ -3173,11 +3291,26 @@ fieldset[disabled]
   overflow: hidden;
   white-space: nowrap;
   max-width: 100%;
-  text-overflow: ellipsis; }
+  text-overflow: ellipsis;
+  clear: both; }
+
+.jsxc_encrypted.jsxc_received.jsxc_out .jsxc_timestamp {
+  margin-right: 1px; }
+
+.jsxc_encrypted .jsxc_timestamp:after {
+  content: " ";
+  display: inline-block;
+  width: 10px;
+  height: 8px;
+  margin-left: 2px;
+  background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjwhLS0gQ3JlYXRlZCB3aXRoIElua3NjYXBlIChodHRwOi8vd3d3Lmlua3NjYXBlLm9yZy8pIC0tPgoKPHN2ZwogICB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iCiAgIHhtbG5zOmNjPSJodHRwOi8vY3JlYXRpdmVjb21tb25zLm9yZy9ucyMiCiAgIHhtbG5zOnJkZj0iaHR0cDovL3d3dy53My5vcmcvMTk5OS8wMi8yMi1yZGYtc3ludGF4LW5zIyIKICAgeG1sbnM6c3ZnPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM9Imh0dHA6Ly93d [...]
+  background-size: contain;
+  background-repeat: no-repeat; }
 
 .jsxc_in {
   float: left;
   position: relative;
+  max-width: 76%;
   margin-left: 10px;
   border-radius: 3px;
   background-color: #DBEDFF; }
@@ -3198,7 +3331,9 @@ fieldset[disabled]
 .jsxc_out {
   float: right;
   position: relative;
+  max-width: 76%;
   margin-right: 10px;
+  padding-right: 10px;
   border-radius: 3px;
   background-color: #e6ffd1; }
   .jsxc_out:after {
@@ -3254,6 +3389,11 @@ div.jsxc_transfer {
   cursor: pointer; }
   div.jsxc_transfer:hover {
     opacity: 1.0; }
+  div.jsxc_transfer.jsxc_disabled {
+    background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcKICAgeG1sbnM6ZGM9Imh0dHA6Ly9wdXJsLm9yZy9kYy9lbGVtZW50cy8xLjEvIgogICB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIgogICB4bWxuczpyZGY9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkvMDIvMjItcmRmLXN5bnRheC1ucyMiCiAgIHhtbG5zOnN2Zz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciCiAgIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM6c29kaXBvZGk9Imh0dHA6Ly9zb2RpcG9kaS5zb3V [...]
+    cursor: default; }
+    div.jsxc_transfer.jsxc_disabled:hover {
+      opacity: 0.3; }
   div.jsxc_transfer.jsxc_fin {
     opacity: 1.0;
     background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjwhLS0gQ3JlYXRlZCB3aXRoIElua3NjYXBlIChodHRwOi8vd3d3Lmlua3NjYXBlLm9yZy8pIC0tPgoKPHN2ZwogICB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iCiAgIHhtbG5zOmNjPSJodHRwOi8vY3JlYXRpdmVjb21tb25zLm9yZy9ucyMiCiAgIHhtbG5zOnJkZj0iaHR0cDovL3d3dy53My5vcmcvMTk5OS8wMi8yMi1yZGYtc3ludGF4LW5zIyIKICAgeG1sbnM6c3ZnPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM9Imh0dHA6Ly9 [...]
@@ -3263,43 +3403,35 @@ div.jsxc_transfer {
     div.jsxc_transfer.jsxc_enc.jsxc_trust {
       background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjwhLS0gQ3JlYXRlZCB3aXRoIElua3NjYXBlIChodHRwOi8vd3d3Lmlua3NjYXBlLm9yZy8pIC0tPgoKPHN2ZwogICB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iCiAgIHhtbG5zOmNjPSJodHRwOi8vY3JlYXRpdmVjb21tb25zLm9yZy9ucyMiCiAgIHhtbG5zOnJkZj0iaHR0cDovL3d3dy53My5vcmcvMTk5OS8wMi8yMi1yZGYtc3ludGF4LW5zIyIKICAgeG1sbnM6c3ZnPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM9Imh0dHA6L [...]
 
-.jsxc_windowItem.jsxc_groupchat .jsxc_bar .jsxc_avatar, li[data-type="groupchat"] .jsxc_avatar {
+.jsxc_windowItem.jsxc_groupchat.jsxc_normal .jsxc_bar .jsxc_avatar, li[data-type="groupchat"] .jsxc_avatar {
   text-indent: 999px;
   background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcKICAgeG1sbnM6ZGM9Imh0dHA6Ly9wdXJsLm9yZy9kYy9lbGVtZW50cy8xLjEvIgogICB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIgogICB4bWxuczpyZGY9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkvMDIvMjItcmRmLXN5bnRheC1ucyMiCiAgIHhtbG5zOnN2Zz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciCiAgIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM6c29kaXBvZGk9Imh0dHA6Ly9zb2RpcG9kaS5zb3VyY [...]
   background-size: 70% 70% !important;
   background-repeat: no-repeat; }
 
-.jsxc_windowItem.jsxc_groupchat .jsxc_fade {
+.jsxc_windowItem.jsxc_groupchat.jsxc_normal .jsxc_fade {
   padding-top: 44px; }
-  .jsxc_min .jsxc_windowItem.jsxc_groupchat .jsxc_fade {
-    padding-top: 0px; }
-
-.jsxc_windowItem.jsxc_groupchat .jsxc_video {
-  display: none; }
 
-.jsxc_windowItem.jsxc_groupchat .jsxc_transfer {
+.jsxc_windowItem.jsxc_groupchat.jsxc_normal .jsxc_fingerprints, .jsxc_windowItem.jsxc_groupchat.jsxc_normal .jsxc_verification, .jsxc_windowItem.jsxc_groupchat.jsxc_normal .jsxc_transfer, .jsxc_windowItem.jsxc_groupchat.jsxc_normal .jsxc_video, .jsxc_windowItem.jsxc_groupchat.jsxc_normal .jsxc_sendFile {
   display: none; }
 
-.jsxc_windowItem.jsxc_groupchat .jsxc_fingerprints, .jsxc_windowItem.jsxc_groupchat .jsxc_verification, .jsxc_windowItem.jsxc_groupchat .jsxc_transfer {
-  display: none; }
-
-.jsxc_windowItem.jsxc_groupchat .jsxc_members {
-  background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcKICAgeG1sbnM6ZGM9Imh0dHA6Ly9wdXJsLm9yZy9kYy9lbGVtZW50cy8xLjEvIgogICB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIgogICB4bWxuczpyZGY9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkvMDIvMjItcmRmLXN5bnRheC1ucyMiCiAgIHhtbG5zOnN2Zz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciCiAgIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM6c29kaXBvZGk9Imh0dHA6Ly9zb2RpcG9kaS5zb3VyY [...]
+.jsxc_windowItem.jsxc_groupchat.jsxc_normal .jsxc_members {
+  background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcKICAgeG1sbnM6ZGM9Imh0dHA6Ly9wdXJsLm9yZy9kYy9lbGVtZW50cy8xLjEvIgogICB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIgogICB4bWxuczpyZGY9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkvMDIvMjItcmRmLXN5bnRheC1ucyMiCiAgIHhtbG5zOnN2Zz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciCiAgIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM6c29kaXBvZGk9Imh0dHA6Ly9zb2RpcG9kaS5zb3VyY [...]
   background-size: 15px 15px;
   background-repeat: no-repeat;
   background-position: center; }
-  .jsxc_windowItem.jsxc_groupchat .jsxc_members:hover {
-    background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcKICAgeG1sbnM6ZGM9Imh0dHA6Ly9wdXJsLm9yZy9kYy9lbGVtZW50cy8xLjEvIgogICB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIgogICB4bWxuczpyZGY9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkvMDIvMjItcmRmLXN5bnRheC1ucyMiCiAgIHhtbG5zOnN2Zz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciCiAgIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM6c29kaXBvZGk9Imh0dHA6Ly9zb2RpcG9kaS5zb3V [...]
+  .jsxc_windowItem.jsxc_groupchat.jsxc_normal .jsxc_members:hover {
+    opacity: 1.0; }
 
-.jsxc_windowItem.jsxc_groupchat .jsxc_chatmessage.jsxc_in {
+.jsxc_windowItem.jsxc_groupchat.jsxc_normal .jsxc_chatmessage.jsxc_in {
   margin-left: 50px; }
-  .jsxc_windowItem.jsxc_groupchat .jsxc_chatmessage.jsxc_in .jsxc_avatar {
+  .jsxc_windowItem.jsxc_groupchat.jsxc_normal .jsxc_chatmessage.jsxc_in .jsxc_avatar {
     display: block;
     position: absolute;
     bottom: 0px;
     left: -50px;
     background-color: #777; }
-    .jsxc_windowItem.jsxc_groupchat .jsxc_chatmessage.jsxc_in .jsxc_avatar:before {
+    .jsxc_windowItem.jsxc_groupchat.jsxc_normal .jsxc_chatmessage.jsxc_in .jsxc_avatar:before {
       display: none; }
 
 .jsxc_windowItem .jsxc_memberlist {
@@ -3339,8 +3471,8 @@ div.jsxc_transfer {
     .jsxc_windowItem .jsxc_memberlist.jsxc_expand ul > li {
       display: block;
       width: 100%;
-      height: 27px;
-      line-height: 27px; }
+      height: 40px;
+      line-height: 40px; }
       .jsxc_windowItem .jsxc_memberlist.jsxc_expand ul > li .jsxc_name {
         display: block;
         cursor: default; }
@@ -3373,6 +3505,7 @@ li[data-type="groupchat"] .jsxc_video {
 #jsxc_dialog {
   padding: 20px;
   min-width: 320px;
+  max-width: 100%;
   display: inline-block;
   text-align: left;
   position: relative;
@@ -3408,10 +3541,20 @@ li[data-type="groupchat"] .jsxc_video {
     margin-top: 20px; }
   #jsxc_dialog .jsxc_right {
     margin-top: 20px; }
-  #jsxc_dialog form fieldset {
-    margin-bottom: 30px; }
-  #jsxc_dialog fieldset {
-    border-bottom: 1px solid #eee; }
+  #jsxc_dialog form {
+    /*&.col-sm-6:nth-child(odd) {
+           clear: left;
+        }*/ }
+    #jsxc_dialog form fieldset {
+      margin-bottom: 30px;
+      padding: 0px 30px;
+      border: 1px solid #d9d9d9; }
+      #jsxc_dialog form fieldset h3 {
+        font-size: 15px;
+        color: #000;
+        background-color: #f2f2f2;
+        padding: 10px;
+        margin: 0 -30px 10px -30px; }
   #jsxc_dialog legend {
     border: 0;
     font-size: 20px; }
@@ -3435,7 +3578,7 @@ li[data-type="groupchat"] .jsxc_video {
     background-size: 100%;
     margin: 0 3px 0 0;
     background-image: url('data:image/gif;base64,R0lGODlhIAAgAPcAAP///7Ozs/v7+9bW1uHh4fLy8rq6uoGBgTQ0NAEBARsbG8TExJeXl/39/VRUVAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA [...]
-  #jsxc_dialog .jsxc_libraries {
+  #jsxc_dialog .jsxc_libraries, #jsxc_dialog .jsxc_credits {
     max-width: 300px; }
 
 .jsxc_avatar {
@@ -3585,12 +3728,27 @@ img.jsxc_vCard {
 .jsxc_btn {
   width: auto;
   min-width: 25px;
-  padding: 5px;
-  background-color: rgba(240, 240, 240, 0.9);
-  font-weight: bold;
-  color: #555;
-  border: 1px solid rgba(190, 190, 190, 0.9);
-  cursor: pointer; }
+  display: inline-block;
+  padding: 6px 12px;
+  margin: 0px 2px;
+  font-size: 14px;
+  font-weight: 400;
+  line-height: 1.42857143;
+  text-align: center;
+  white-space: nowrap;
+  vertical-align: middle;
+  cursor: pointer;
+  -webkit-user-select: none;
+     -moz-user-select: none;
+      -ms-user-select: none;
+          user-select: none;
+  background-image: none;
+  border: 1px solid transparent;
+  border-radius: 4px; }
+  .jsxc_btn.jsxc_btn-default {
+    border-color: #ccc;
+    color: #555;
+    background-color: rgba(240, 240, 240, 0.9); }
   .jsxc_btn.jsxc_btn-primary {
     color: #fff;
     background-color: #337ab7;
@@ -3643,6 +3801,14 @@ img.jsxc_vCard {
     .jsxc_menu a:hover {
       text-decoration: none;
       opacity: 1.0; }
+    .jsxc_menu a.jsxc_disabled {
+      text-decoration: line-through;
+      opacity: 0.5; }
+      .jsxc_menu a.jsxc_disabled:hover {
+        text-decoration: line-through;
+        opacity: 0.5; }
+      .jsxc_menu a.jsxc_disabled span {
+        cursor: default; }
   .jsxc_menu .jsxc_icon {
     width: 16px;
     height: 16px;
@@ -3680,6 +3846,9 @@ img.jsxc_vCard {
 .jsxc_groupcontacticon {
   background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcKICAgeG1sbnM6ZGM9Imh0dHA6Ly9wdXJsLm9yZy9kYy9lbGVtZW50cy8xLjEvIgogICB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIgogICB4bWxuczpyZGY9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkvMDIvMjItcmRmLXN5bnRheC1ucyMiCiAgIHhtbG5zOnN2Zz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciCiAgIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM6c29kaXBvZGk9Imh0dHA6Ly9zb2RpcG9kaS5zb3VyY [...]
 
+.jsxc_bookmarkicon {
+  background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcKICAgeG1sbnM6ZGM9Imh0dHA6Ly9wdXJsLm9yZy9kYy9lbGVtZW50cy8xLjEvIgogICB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIgogICB4bWxuczpyZGY9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkvMDIvMjItcmRmLXN5bnRheC1ucyMiCiAgIHhtbG5zOnN2Zz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciCiAgIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM6c29kaXBvZGk9Imh0dHA6Ly9zb2RpcG9kaS5zb3VyY [...]
+
 .jsxc_more {
   float: right;
   width: 44px;
@@ -3694,3 +3863,301 @@ img.jsxc_vCard {
   @media (min-width: 768px) {
     .jsxc_more {
       width: 25px; } }
+
+.jsxc_remotevideo, .jsxc_noRemoteVideo {
+  width: 100%;
+  height: 100%;
+  position: absolute;
+  top: 0;
+  left: 0;
+  z-index: 9000;
+  background-color: #999999; }
+
+#jsxc_webrtc {
+  position: fixed;
+  top: 0;
+  bottom: 0;
+  right: 0;
+  left: 0;
+  z-index: 9999;
+  background-color: black; }
+  #jsxc_webrtc .jsxc_status {
+    z-index: 9999;
+    border-radius: 20px;
+    display: none;
+    position: absolute;
+    top: 30px;
+    left: 50%;
+    background-color: rgba(0, 0, 0, 0.5);
+    color: #fff;
+    padding: 15px;
+    font-weight: bold;
+    text-align: center; }
+  #jsxc_webrtc .slimScrollDiv {
+    opacity: 1 !important; }
+  #jsxc_webrtc li .jsxc_name {
+    cursor: auto; }
+    #jsxc_webrtc li .jsxc_name:hover {
+      color: #bbb; }
+
+.jsxc_videoContainer {
+  position: absolute;
+  top: 0;
+  left: 0;
+  right: 0px;
+  bottom: 0px;
+  background-color: #999999; }
+  .jsxc_videoContainer video {
+    display: none; }
+  .jsxc_videoContainer .jsxc_noRemoteVideo {
+    display: none; }
+  @media (min-width: 768px) {
+    .jsxc_videoContainer {
+      right: 250px; }
+      .jsxc_videoContainer .jsxc_controlbar {
+        opacity: 0; }
+      .jsxc_videoContainer:hover .jsxc_controlbar {
+        opacity: 1.0; } }
+
+.jsxc_noRemoteVideo p {
+  position: absolute;
+  bottom: 0;
+  left: 0;
+  text-align: center;
+  color: #fff;
+  width: 100%;
+  z-index: 100; }
+
+.jsxc_noRemoteVideo > div {
+  width: 200px;
+  height: 200px;
+  overflow: hidden;
+  position: absolute;
+  top: 50%;
+  margin-top: -100px;
+  left: 50%;
+  margin-left: -100px; }
+  .jsxc_noRemoteVideo > div > div {
+    background-color: #4d4d4d; }
+    .jsxc_noRemoteVideo > div > div:first-child {
+      width: 50%;
+      height: 50%;
+      border-radius: 50%;
+      position: absolute;
+      left: 50%;
+      margin-left: -25%;
+      top: 10%; }
+    .jsxc_noRemoteVideo > div > div:last-child {
+      position: absolute;
+      bottom: -50%;
+      width: 100%;
+      height: 100%;
+      border-radius: 50%; }
+
+.jsxc_localvideo {
+  width: 160px;
+  height: 120px;
+  position: absolute;
+  right: 10px;
+  bottom: 10px;
+  z-index: 9990;
+  background-color: #000;
+  cursor: pointer; }
+
+div:full-screen {
+  width: 100%;
+  height: 100%;
+  background-color: #000; }
+  div:full-screen.jsxc_localvideo {
+    border: 1px solid #fff; }
+
+div:-webkit-full-screen {
+  width: 100%;
+  height: 100%;
+  background-color: #000; }
+
+div:-moz-full-screen {
+  width: 100%;
+  height: 100%;
+  background-color: #000; }
+
+div:-ms-fullscreen {
+  width: 100%;
+  height: 100%;
+  background-color: #000; }
+
+div:fullscreen {
+  width: 100%;
+  height: 100%;
+  background-color: #000; }
+  div:-webkit-full-screen.jsxc_localvideo {
+    border: 1px solid #fff; }
+  div:-moz-full-screen.jsxc_localvideo {
+    border: 1px solid #fff; }
+  div:-ms-fullscreen.jsxc_localvideo {
+    border: 1px solid #fff; }
+  div:fullscreen.jsxc_localvideo {
+    border: 1px solid #fff; }
+
+div.jsxc_video {
+  background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjwhLS0gQ3JlYXRlZCB3aXRoIElua3NjYXBlIChodHRwOi8vd3d3Lmlua3NjYXBlLm9yZy8pIC0tPgoKPHN2ZwogICB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iCiAgIHhtbG5zOmNjPSJodHRwOi8vY3JlYXRpdmVjb21tb25zLm9yZy9ucyMiCiAgIHhtbG5zOnJkZj0iaHR0cDovL3d3dy53My5vcmcvMTk5OS8wMi8yMi1yZGYtc3ludGF4LW5zIyIKICAgeG1sbnM6c3ZnPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM9Imh0dHA6Ly93d [...]
+  background-repeat: no-repeat;
+  background-position: center center;
+  background-size: 15px 15px;
+  opacity: 0.4; }
+  div.jsxc_video.jsxc_disabled {
+    background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcKICAgeG1sbnM6ZGM9Imh0dHA6Ly9wdXJsLm9yZy9kYy9lbGVtZW50cy8xLjEvIgogICB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIgogICB4bWxuczpyZGY9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkvMDIvMjItcmRmLXN5bnRheC1ucyMiCiAgIHhtbG5zOnN2Zz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciCiAgIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM6c29kaXBvZGk9Imh0dHA6Ly9zb2RpcG9kaS5zb3V [...]
+  div.jsxc_video:not(.jsxc_disabled):hover {
+    opacity: 1.0; }
+
+.jsxc_controlbar {
+  position: absolute;
+  top: 50px;
+  left: 0;
+  right: 0px;
+  text-align: center;
+  z-index: 9090;
+  -webkit-transition: 1s opacity;
+          transition: 1s opacity;
+  opacity: 0; }
+  @media (min-width: 768px) {
+    .jsxc_controlbar {
+      bottom: 5%;
+      top: initial; } }
+  .jsxc_controlbar.jsxc_visible {
+    opacity: 1.0; }
+  .jsxc_controlbar > div {
+    background-color: rgba(0, 0, 0, 0.5);
+    height: 44px;
+    border-radius: 22px;
+    padding: 0px 5px;
+    display: inline-block; }
+  .jsxc_controlbar .jsxc_videoControl {
+    height: 44px;
+    width: 44px;
+    margin: 0 5px;
+    background-position: center;
+    background-repeat: no-repeat;
+    background-size: 90%;
+    cursor: pointer;
+    display: inline-block;
+    opacity: 0.8; }
+    .jsxc_controlbar .jsxc_videoControl:hover {
+      opacity: 1.0; }
+  .jsxc_controlbar .jsxc_hangUp {
+    background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjwhLS0gQ3JlYXRlZCB3aXRoIElua3NjYXBlIChodHRwOi8vd3d3Lmlua3NjYXBlLm9yZy8pIC0tPgoKPHN2ZwogICB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iCiAgIHhtbG5zOmNjPSJodHRwOi8vY3JlYXRpdmVjb21tb25zLm9yZy9ucyMiCiAgIHhtbG5zOnJkZj0iaHR0cDovL3d3dy53My5vcmcvMTk5OS8wMi8yMi1yZGYtc3ludGF4LW5zIyIKICAgeG1sbnM6c3ZnPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM9Imh0dHA6Ly9 [...]
+  .jsxc_controlbar .jsxc_fullscreen {
+    background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcKICAgeG1sbnM6ZGM9Imh0dHA6Ly9wdXJsLm9yZy9kYy9lbGVtZW50cy8xLjEvIgogICB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIgogICB4bWxuczpyZGY9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkvMDIvMjItcmRmLXN5bnRheC1ucyMiCiAgIHhtbG5zOnN2Zz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciCiAgIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM6c29kaXBvZGk9Imh0dHA6Ly9zb2RpcG9kaS5zb3V [...]
+  .jsxc_controlbar .jsxc_showchat {
+    float: right; }
+
+.jsxc_multi > div {
+  display: none; }
+
+.jsxc_snapshotbar {
+  width: 100%;
+  display: none; }
+  .jsxc_snapshotbar img {
+    height: 50px; }
+
+.jsxc_buttongroup {
+  display: inline; }
+  .jsxc_buttongroup button:first-child {
+    border-top-right-radius: 0;
+    border-bottom-right-radius: 0;
+    margin-right: 0; }
+  .jsxc_buttongroup button:last-child {
+    border-top-left-radius: 0;
+    border-bottom-left-radius: 0;
+    margin-left: 0; }
+
+.jsxc_chatarea {
+  position: absolute;
+  top: 0;
+  right: 0;
+  bottom: 0;
+  width: 250px;
+  background-color: whitesmoke;
+  display: none; }
+  @media (min-width: 768px) {
+    .jsxc_chatarea {
+      display: block; } }
+  .jsxc_chatarea .jsxc_settings {
+    display: none !important; }
+  .jsxc_chatarea .jsxc_close {
+    display: none !important; }
+  .jsxc_chatarea .jsxc_video {
+    display: none !important; }
+  .jsxc_chatarea .jsxc_window {
+    bottom: 0;
+    box-shadow: none; }
+  .jsxc_chatarea > ul {
+    width: 100%;
+    height: 100%;
+    list-style: none;
+    padding: 0; }
+
+.bubblingG {
+  text-align: center;
+  width: 129px;
+  height: 80px;
+  position: absolute;
+  top: 40%;
+  left: 50%;
+  margin-left: -64px; }
+  .bubblingG span {
+    display: inline-block;
+    vertical-align: middle;
+    width: 16px;
+    height: 16px;
+    margin: 40px auto;
+    background: #000;
+    border-radius: 81px;
+    -webkit-animation: bubblingG 1.3s infinite alternate;
+            animation: bubblingG 1.3s infinite alternate; }
+
+#bubblingG_1 {
+  -webkit-animation-delay: 0s;
+          animation-delay: 0s; }
+
+#bubblingG_2 {
+  -webkit-animation-delay: 0.39s;
+          animation-delay: 0.39s; }
+
+#bubblingG_3 {
+  -webkit-animation-delay: 0.78s;
+          animation-delay: 0.78s; }
+
+ at -webkit-keyframes bubblingG {
+  0% {
+    width: 16px;
+    height: 16px;
+    background-color: #000;
+    -webkit-transform: translateY(0);
+            transform: translateY(0); }
+  100% {
+    width: 39px;
+    height: 39px;
+    background-color: #fff;
+    -webkit-transform: translateY(-34px);
+            transform: translateY(-34px); } }
+
+ at keyframes bubblingG {
+  0% {
+    width: 16px;
+    height: 16px;
+    background-color: #000;
+    -webkit-transform: translateY(0);
+            transform: translateY(0); }
+  100% {
+    width: 39px;
+    height: 39px;
+    background-color: #fff;
+    -webkit-transform: translateY(-34px);
+            transform: translateY(-34px); } }
+
+.jsxc_fullscreen.jsxc_localvideo {
+  border: 1px solid #fff; }
+
+.jsxc_videoSuitable .jsxc_name {
+  font-style: italic; }
diff --git a/app/assets/stylesheets/diaspora_jsxc/jsxc.webrtc.scss b/app/assets/stylesheets/diaspora_jsxc/jsxc.webrtc.scss
deleted file mode 100644
index ec07eff..0000000
--- a/app/assets/stylesheets/diaspora_jsxc/jsxc.webrtc.scss
+++ /dev/null
@@ -1,289 +0,0 @@
-.jsxc_remotevideo, .jsxc_noRemoteVideo {
-  width: 100%;
-  height: 100%;
-  position: absolute;
-  top: 0;
-  left: 0;
-  z-index: 9000;
-  background-color: #999999; }
-
-#jsxc_webrtc {
-  position: fixed;
-  top: 0;
-  bottom: 0;
-  right: 0;
-  left: 0;
-  z-index: 9999;
-  background-color: black; }
-  #jsxc_webrtc .jsxc_status {
-    z-index: 9999;
-    border-radius: 20px;
-    display: none;
-    position: absolute;
-    top: 30px;
-    left: 50%;
-    background-color: rgba(0, 0, 0, 0.5);
-    color: #fff;
-    padding: 15px;
-    font-weight: bold;
-    text-align: center; }
-  #jsxc_webrtc .slimScrollDiv {
-    opacity: 1 !important; }
-  #jsxc_webrtc li .jsxc_name {
-    cursor: auto; }
-    #jsxc_webrtc li .jsxc_name:hover {
-      color: #bbb; }
-
-.jsxc_videoContainer {
-  position: absolute;
-  top: 0;
-  left: 0;
-  right: 0px;
-  bottom: 0px;
-  background-color: #999999; }
-  .jsxc_videoContainer video {
-    display: none; }
-  .jsxc_videoContainer .jsxc_noRemoteVideo {
-    display: none; }
-  @media (min-width: 768px) {
-    .jsxc_videoContainer {
-      right: 250px; }
-      .jsxc_videoContainer .jsxc_controlbar {
-        opacity: 0;
-        -webkit-transition: 1s opacity;
-                transition: 1s opacity; }
-      .jsxc_videoContainer:hover .jsxc_controlbar {
-        opacity: 1.0; } }
-
-.jsxc_noRemoteVideo p {
-  position: absolute;
-  bottom: 0;
-  left: 0;
-  text-align: center;
-  color: #fff;
-  width: 100%;
-  z-index: 100; }
-
-.jsxc_noRemoteVideo > div {
-  width: 200px;
-  height: 200px;
-  overflow: hidden;
-  position: absolute;
-  top: 50%;
-  margin-top: -100px;
-  left: 50%;
-  margin-left: -100px; }
-  .jsxc_noRemoteVideo > div > div {
-    background-color: #4d4d4d; }
-    .jsxc_noRemoteVideo > div > div:first-child {
-      width: 50%;
-      height: 50%;
-      border-radius: 50%;
-      position: absolute;
-      left: 50%;
-      margin-left: -25%;
-      top: 10%; }
-    .jsxc_noRemoteVideo > div > div:last-child {
-      position: absolute;
-      bottom: -50%;
-      width: 100%;
-      height: 100%;
-      border-radius: 50%; }
-
-.jsxc_localvideo {
-  width: 160px;
-  height: 120px;
-  position: absolute;
-  right: 10px;
-  bottom: 10px;
-  z-index: 9990;
-  background-color: #000;
-  cursor: pointer; }
-
-div:full-screen {
-  width: 100%;
-  height: 100%;
-  background-color: #000; }
-  div:full-screen.jsxc_localvideo {
-    border: 1px solid #fff; }
-
-div:-webkit-full-screen {
-  width: 100%;
-  height: 100%;
-  background-color: #000; }
-
-div:-moz-full-screen {
-  width: 100%;
-  height: 100%;
-  background-color: #000; }
-
-div:-ms-fullscreen {
-  width: 100%;
-  height: 100%;
-  background-color: #000; }
-
-div:fullscreen {
-  width: 100%;
-  height: 100%;
-  background-color: #000; }
-  div:-webkit-full-screen.jsxc_localvideo {
-    border: 1px solid #fff; }
-  div:-moz-full-screen.jsxc_localvideo {
-    border: 1px solid #fff; }
-  div:-ms-fullscreen.jsxc_localvideo {
-    border: 1px solid #fff; }
-  div:fullscreen.jsxc_localvideo {
-    border: 1px solid #fff; }
-
-div.jsxc_video {
-  background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjwhLS0gQ3JlYXRlZCB3aXRoIElua3NjYXBlIChodHRwOi8vd3d3Lmlua3NjYXBlLm9yZy8pIC0tPgoKPHN2ZwogICB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iCiAgIHhtbG5zOmNjPSJodHRwOi8vY3JlYXRpdmVjb21tb25zLm9yZy9ucyMiCiAgIHhtbG5zOnJkZj0iaHR0cDovL3d3dy53My5vcmcvMTk5OS8wMi8yMi1yZGYtc3ludGF4LW5zIyIKICAgeG1sbnM6c3ZnPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM9Imh0dHA6Ly93d [...]
-  background-repeat: no-repeat;
-  background-position: center center;
-  background-size: 15px 15px;
-  opacity: 0.4; }
-  div.jsxc_video:not(.jsxc_disabled):hover {
-    opacity: 1.0; }
-
-.jsxc_controlbar {
-  position: absolute;
-  top: 50px;
-  left: 0;
-  right: 0px;
-  text-align: center;
-  z-index: 9090; }
-  .jsxc_controlbar > div {
-    background-color: rgba(0, 0, 0, 0.5);
-    height: 44px;
-    border-radius: 22px;
-    padding: 5px;
-    display: inline-block; }
-  .jsxc_controlbar .jsxc_videoControl {
-    height: 44px;
-    width: 44px;
-    margin: 0 5px;
-    background-position: center;
-    background-repeat: no-repeat;
-    background-size: 90%;
-    cursor: pointer;
-    display: inline-block;
-    opacity: 0.8; }
-    .jsxc_controlbar .jsxc_videoControl:hover {
-      opacity: 1.0; }
-  .jsxc_controlbar .jsxc_hangUp {
-    background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjwhLS0gQ3JlYXRlZCB3aXRoIElua3NjYXBlIChodHRwOi8vd3d3Lmlua3NjYXBlLm9yZy8pIC0tPgoKPHN2ZwogICB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iCiAgIHhtbG5zOmNjPSJodHRwOi8vY3JlYXRpdmVjb21tb25zLm9yZy9ucyMiCiAgIHhtbG5zOnJkZj0iaHR0cDovL3d3dy53My5vcmcvMTk5OS8wMi8yMi1yZGYtc3ludGF4LW5zIyIKICAgeG1sbnM6c3ZnPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM9Imh0dHA6Ly9 [...]
-  .jsxc_controlbar .jsxc_fullscreen {
-    background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjxzdmcKICAgeG1sbnM6ZGM9Imh0dHA6Ly9wdXJsLm9yZy9kYy9lbGVtZW50cy8xLjEvIgogICB4bWxuczpjYz0iaHR0cDovL2NyZWF0aXZlY29tbW9ucy5vcmcvbnMjIgogICB4bWxuczpyZGY9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkvMDIvMjItcmRmLXN5bnRheC1ucyMiCiAgIHhtbG5zOnN2Zz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciCiAgIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM6c29kaXBvZGk9Imh0dHA6Ly9zb2RpcG9kaS5zb3V [...]
-  .jsxc_controlbar .jsxc_showchat {
-    float: right; }
-
-.jsxc_multi > div {
-  display: none; }
-
-.jsxc_snapshotbar {
-  width: 100%;
-  display: none; }
-  .jsxc_snapshotbar img {
-    height: 50px; }
-
-.jsxc_buttongroup {
-  display: inline; }
-  .jsxc_buttongroup button:first-child {
-    border-top-right-radius: 0;
-    border-bottom-right-radius: 0;
-    margin-right: 0; }
-  .jsxc_buttongroup button:last-child {
-    border-top-left-radius: 0;
-    border-bottom-left-radius: 0;
-    margin-left: 0; }
-
-.jsxc_chatarea {
-  position: absolute;
-  top: 0;
-  right: 0;
-  bottom: 0;
-  width: 250px;
-  background-color: whitesmoke; }
-  .jsxc_chatarea .jsxc_settings {
-    display: none !important; }
-  .jsxc_chatarea .jsxc_close {
-    display: none !important; }
-  .jsxc_chatarea .jsxc_video {
-    display: none !important; }
-  .jsxc_chatarea .jsxc_window {
-    bottom: 0;
-    box-shadow: none; }
-  .jsxc_chatarea > ul {
-    width: 100%;
-    height: 100%;
-    list-style: none;
-    padding: 0; }
-
-.bubblingG {
-  text-align: center;
-  width: 129px;
-  height: 80px;
-  position: absolute;
-  top: 40%;
-  left: 50%;
-  margin-left: -64px; }
-  .bubblingG span {
-    display: inline-block;
-    vertical-align: middle;
-    width: 16px;
-    height: 16px;
-    margin: 40px auto;
-    background: #000;
-    border-radius: 81px;
-    -webkit-animation: bubblingG 1.3s infinite alternate;
-            animation: bubblingG 1.3s infinite alternate; }
-
-#bubblingG_1 {
-  -webkit-animation-delay: 0s;
-          animation-delay: 0s; }
-
-#bubblingG_2 {
-  -webkit-animation-delay: 0.39s;
-          animation-delay: 0.39s; }
-
-#bubblingG_3 {
-  -webkit-animation-delay: 0.78s;
-          animation-delay: 0.78s; }
-
- at -webkit-keyframes bubblingG {
-  0% {
-    width: 16px;
-    height: 16px;
-    background-color: #000;
-    -webkit-transform: translateY(0);
-            transform: translateY(0); }
-  100% {
-    width: 39px;
-    height: 39px;
-    background-color: #fff;
-    -webkit-transform: translateY(-34px);
-            transform: translateY(-34px); } }
-
- at keyframes bubblingG {
-  0% {
-    width: 16px;
-    height: 16px;
-    background-color: #000;
-    -webkit-transform: translateY(0);
-            transform: translateY(0); }
-  100% {
-    width: 39px;
-    height: 39px;
-    background-color: #fff;
-    -webkit-transform: translateY(-34px);
-            transform: translateY(-34px); } }
-
-.jsxc_fullscreen.jsxc_localvideo {
-  border: 1px solid #fff; }
-
-.jsxc_videoSuitable .jsxc_name {
-  font-style: italic; }
-
-#jsxc_buddylist .jsxc_options .jsxc_video {
-  background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9Im5vIj8+CjwhLS0gQ3JlYXRlZCB3aXRoIElua3NjYXBlIChodHRwOi8vd3d3Lmlua3NjYXBlLm9yZy8pIC0tPgoKPHN2ZwogICB4bWxuczpkYz0iaHR0cDovL3B1cmwub3JnL2RjL2VsZW1lbnRzLzEuMS8iCiAgIHhtbG5zOmNjPSJodHRwOi8vY3JlYXRpdmVjb21tb25zLm9yZy9ucyMiCiAgIHhtbG5zOnJkZj0iaHR0cDovL3d3dy53My5vcmcvMTk5OS8wMi8yMi1yZGYtc3ludGF4LW5zIyIKICAgeG1sbnM6c3ZnPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIKICAgeG1sbnM9Imh0dHA6Ly93d [...]
-  #jsxc_buddylist .jsxc_options .jsxc_video.jsxc_disabled {
-    opacity: 0.2; }
diff --git a/lib/rails-assets-diaspora_jsxc.rb b/lib/rails-assets-diaspora_jsxc.rb
index 77975f9..b6b955a 100644
--- a/lib/rails-assets-diaspora_jsxc.rb
+++ b/lib/rails-assets-diaspora_jsxc.rb
@@ -1,11 +1,11 @@
 require "rails-assets-diaspora_jsxc/version"
 
-require "rails-assets-favico.js"
-require "rails-assets-jquery"
 require "rails-assets-jquery.ui"
 require "rails-assets-jquery.slimscroll"
 require "rails-assets-jquery-colorbox"
 require "rails-assets-jquery-fullscreen-plugin"
+require "rails-assets-emojione"
+require "rails-assets-favico.js"
 
 module RailsAssetsDiasporaJsxc
 
@@ -25,12 +25,12 @@ module RailsAssetsDiasporaJsxc
 
   def self.dependencies
     [
-      RailsAssetsFavicoJs,
-      RailsAssetsJquery,
       RailsAssetsJqueryUi,
       RailsAssetsJquerySlimscroll,
       RailsAssetsJqueryColorbox,
-      RailsAssetsJqueryFullscreenPlugin
+      RailsAssetsJqueryFullscreenPlugin,
+      RailsAssetsEmojione,
+      RailsAssetsFavicoJs
     ]
   end
 
diff --git a/lib/rails-assets-diaspora_jsxc/version.rb b/lib/rails-assets-diaspora_jsxc/version.rb
index a297196..535ba9d 100644
--- a/lib/rails-assets-diaspora_jsxc/version.rb
+++ b/lib/rails-assets-diaspora_jsxc/version.rb
@@ -1,3 +1,3 @@
 module RailsAssetsDiasporaJsxc
-  VERSION = "0.1.4"
+  VERSION = "0.1.5.develop.7"
 end
diff --git a/metadata.yml b/metadata.yml
deleted file mode 100644
index 5068209..0000000
--- a/metadata.yml
+++ /dev/null
@@ -1,203 +0,0 @@
---- !ruby/object:Gem::Specification
-name: rails-assets-diaspora_jsxc
-version: !ruby/object:Gem::Version
-  version: 0.1.4
-platform: ruby
-authors:
-- rails-assets.org
-autorequire: 
-bindir: bin
-cert_chain: []
-date: 2015-11-30 00:00:00.000000000 Z
-dependencies:
-- !ruby/object:Gem::Dependency
-  name: rails-assets-favico.js
-  requirement: !ruby/object:Gem::Requirement
-    requirements:
-    - - "~>"
-      - !ruby/object:Gem::Version
-        version: 0.3.9
-  type: :runtime
-  prerelease: false
-  version_requirements: !ruby/object:Gem::Requirement
-    requirements:
-    - - "~>"
-      - !ruby/object:Gem::Version
-        version: 0.3.9
-- !ruby/object:Gem::Dependency
-  name: rails-assets-jquery
-  requirement: !ruby/object:Gem::Requirement
-    requirements:
-    - - ">="
-      - !ruby/object:Gem::Version
-        version: '1.11'
-  type: :runtime
-  prerelease: false
-  version_requirements: !ruby/object:Gem::Requirement
-    requirements:
-    - - ">="
-      - !ruby/object:Gem::Version
-        version: '1.11'
-- !ruby/object:Gem::Dependency
-  name: rails-assets-jquery.ui
-  requirement: !ruby/object:Gem::Requirement
-    requirements:
-    - - "~>"
-      - !ruby/object:Gem::Version
-        version: 1.11.4
-  type: :runtime
-  prerelease: false
-  version_requirements: !ruby/object:Gem::Requirement
-    requirements:
-    - - "~>"
-      - !ruby/object:Gem::Version
-        version: 1.11.4
-- !ruby/object:Gem::Dependency
-  name: rails-assets-jquery.slimscroll
-  requirement: !ruby/object:Gem::Requirement
-    requirements:
-    - - "~>"
-      - !ruby/object:Gem::Version
-        version: 1.3.6
-  type: :runtime
-  prerelease: false
-  version_requirements: !ruby/object:Gem::Requirement
-    requirements:
-    - - "~>"
-      - !ruby/object:Gem::Version
-        version: 1.3.6
-- !ruby/object:Gem::Dependency
-  name: rails-assets-jquery-colorbox
-  requirement: !ruby/object:Gem::Requirement
-    requirements:
-    - - "~>"
-      - !ruby/object:Gem::Version
-        version: 1.6.3
-  type: :runtime
-  prerelease: false
-  version_requirements: !ruby/object:Gem::Requirement
-    requirements:
-    - - "~>"
-      - !ruby/object:Gem::Version
-        version: 1.6.3
-- !ruby/object:Gem::Dependency
-  name: rails-assets-jquery-fullscreen-plugin
-  requirement: !ruby/object:Gem::Requirement
-    requirements:
-    - - "~>"
-      - !ruby/object:Gem::Version
-        version: 0.5.0
-  type: :runtime
-  prerelease: false
-  version_requirements: !ruby/object:Gem::Requirement
-    requirements:
-    - - "~>"
-      - !ruby/object:Gem::Version
-        version: 0.5.0
-- !ruby/object:Gem::Dependency
-  name: bundler
-  requirement: !ruby/object:Gem::Requirement
-    requirements:
-    - - "~>"
-      - !ruby/object:Gem::Version
-        version: '1.3'
-  type: :development
-  prerelease: false
-  version_requirements: !ruby/object:Gem::Requirement
-    requirements:
-    - - "~>"
-      - !ruby/object:Gem::Version
-        version: '1.3'
-- !ruby/object:Gem::Dependency
-  name: rake
-  requirement: !ruby/object:Gem::Requirement
-    requirements:
-    - - ">="
-      - !ruby/object:Gem::Version
-        version: '0'
-  type: :development
-  prerelease: false
-  version_requirements: !ruby/object:Gem::Requirement
-    requirements:
-    - - ">="
-      - !ruby/object:Gem::Version
-        version: '0'
-description: Real-time chat app
-email: 
-executables: []
-extensions: []
-extra_rdoc_files: []
-files:
-- Gemfile
-- README.md
-- Rakefile
-- app/assets/documents/diaspora_jsxc/dep.json
-- app/assets/javascripts/diaspora_jsxc.js
-- app/assets/javascripts/diaspora_jsxc/jsxc.js
-- app/assets/javascripts/diaspora_jsxc/jsxc.min.js
-- app/assets/javascripts/diaspora_jsxc/lib/dsa-ww.js
-- app/assets/javascripts/diaspora_jsxc/lib/i18next/release/i18next-latest.min.js
-- app/assets/javascripts/diaspora_jsxc/lib/jquery.colorbox-min.js
-- app/assets/javascripts/diaspora_jsxc/lib/jquery.fullscreen.js
-- app/assets/javascripts/diaspora_jsxc/lib/jquery.min.js
-- app/assets/javascripts/diaspora_jsxc/lib/jquery.slimscroll.js
-- app/assets/javascripts/diaspora_jsxc/lib/jquery.ui.min.js
-- app/assets/javascripts/diaspora_jsxc/lib/jsxc.dep.js
-- app/assets/javascripts/diaspora_jsxc/lib/magnific-popup/dist/jquery.magnific-popup.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/bigint.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/crypto.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/eventemitter.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/build/dep/salsa20.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/build/dsa-webworker.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/build/otr.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/build/sm-webworker.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/lib/const.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/lib/dsa-webworker.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/lib/dsa.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/lib/helpers.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/lib/sm-webworker.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/bigint.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/crypto.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/eventemitter.js
-- app/assets/javascripts/diaspora_jsxc/lib/otr/vendor/salsa20.js
-- app/assets/javascripts/diaspora_jsxc/lib/strophe.caps.js
-- app/assets/javascripts/diaspora_jsxc/lib/strophe.disco.js
-- app/assets/javascripts/diaspora_jsxc/lib/strophe.jinglejs/strophe.jinglejs-bundle.js
-- app/assets/javascripts/diaspora_jsxc/lib/strophe.js
-- app/assets/javascripts/diaspora_jsxc/lib/strophe.muc.js
-- app/assets/javascripts/diaspora_jsxc/lib/strophe.vcard.js
-- app/assets/javascripts/diaspora_jsxc/lib/translation.js
-- app/assets/stylesheets/diaspora_jsxc.scss
-- app/assets/stylesheets/diaspora_jsxc/jquery-ui.min.scss
-- app/assets/stylesheets/diaspora_jsxc/jquery.colorbox.scss
-- app/assets/stylesheets/diaspora_jsxc/jsxc.scss
-- app/assets/stylesheets/diaspora_jsxc/jsxc.webrtc.scss
-- app/assets/stylesheets/diaspora_jsxc/magnific-popup.scss
-- lib/rails-assets-diaspora_jsxc.rb
-- lib/rails-assets-diaspora_jsxc/version.rb
-- rails-assets-diaspora_jsxc.gemspec
-homepage: https://github.com/diaspora/jsxc
-licenses:
-- MIT
-metadata: {}
-post_install_message: 
-rdoc_options: []
-require_paths:
-- lib
-required_ruby_version: !ruby/object:Gem::Requirement
-  requirements:
-  - - ">="
-    - !ruby/object:Gem::Version
-      version: '0'
-required_rubygems_version: !ruby/object:Gem::Requirement
-  requirements:
-  - - ">="
-    - !ruby/object:Gem::Version
-      version: '0'
-requirements: []
-rubyforge_project: 
-rubygems_version: 2.4.8
-signing_key: 
-specification_version: 4
-summary: Real-time chat app
-test_files: []
diff --git a/rails-assets-diaspora_jsxc.gemspec b/rails-assets-diaspora_jsxc.gemspec
index 2d6af07..ff3848f 100644
--- a/rails-assets-diaspora_jsxc.gemspec
+++ b/rails-assets-diaspora_jsxc.gemspec
@@ -15,12 +15,12 @@ Gem::Specification.new do |spec|
   spec.files         = `find ./* -type f | cut -b 3-`.split($/)
   spec.require_paths = ["lib"]
 
-  spec.add_dependency "rails-assets-favico.js", "~> 0.3.9"
-  spec.add_dependency "rails-assets-jquery", ">= 1.11"
   spec.add_dependency "rails-assets-jquery.ui", "~> 1.11.4"
   spec.add_dependency "rails-assets-jquery.slimscroll", "~> 1.3.6"
   spec.add_dependency "rails-assets-jquery-colorbox", "~> 1.6.3"
   spec.add_dependency "rails-assets-jquery-fullscreen-plugin", "~> 0.5.0"
+  spec.add_dependency "rails-assets-emojione", "~> 2.0.1"
+  spec.add_dependency "rails-assets-favico.js", ">= 0.3.10", "< 0.4"
   spec.add_development_dependency "bundler", "~> 1.3"
   spec.add_development_dependency "rake"
 end
diff --git a/rails-assets-diaspora_jsxc.json b/rails-assets-diaspora_jsxc.json
new file mode 100644
index 0000000..315342a
--- /dev/null
+++ b/rails-assets-diaspora_jsxc.json
@@ -0,0 +1,74 @@
+{
+  "name": "rails-assets-diaspora_jsxc",
+  "downloads": null,
+  "version": "0.1.5.develop.7",
+  "version_downloads": null,
+  "platform": "ruby",
+  "authors": "rails-assets.org",
+  "info": "Real-time chat app",
+  
+  "licenses": "MIT",
+  
+  "metadata": {
+
+  },
+  "sha": null,
+  "project_uri": "https://github.com/diaspora/jsxc",
+  "gem_uri": null,
+  "homepage_uri": "https://github.com/diaspora/jsxc",
+  "wiki_uri": null,
+  "documentation_uri": null,
+  "mailing_list_uri": null,
+  "source_code_uri": "https://github.com/diaspora/jsxc",
+  "bug_tracker_uri": null,
+  "dependencies": {
+    "development": [
+    
+    
+    {
+      "name": "rails-assets-jquery.ui",
+      "requirements": "~> 1.11.4"
+    },
+    
+    
+    
+    {
+      "name": "rails-assets-jquery.slimscroll",
+      "requirements": "~> 1.3.6"
+    },
+    
+    
+    
+    {
+      "name": "rails-assets-jquery-colorbox",
+      "requirements": "~> 1.6.3"
+    },
+    
+    
+    
+    {
+      "name": "rails-assets-jquery-fullscreen-plugin",
+      "requirements": "~> 0.5.0"
+    },
+    
+    
+    
+    {
+      "name": "rails-assets-emojione",
+      "requirements": "~> 2.0.1"
+    },
+    
+    
+    
+    {
+      "name": "rails-assets-favico.js",
+      "requirements": ">= 0.3.10", "< 0.4"
+    },
+    
+    
+    ],
+    "runtime": [
+
+    ]
+  }
+}

-- 
Alioth's /usr/local/bin/git-commit-notice on /srv/git.debian.org/git/pkg-ruby-extras/ruby-rails-assets-diaspora-jsxc.git



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