Bug#506581: [pitivi] needs to depend on python-setuptools

[CSights]

Package: pitivi
Version: 0.11.2-1
Severity: important

Without python-setuptools pitivi fails to run.  The below is what appears at 
the command line:

--------------------------------------------------
$ pitivi
Traceback (most recent call last):
  File "/usr/bin/pitivi", line 113, in <module>
    _run_pitivi()
  File "/usr/bin/pitivi", line 102, in _run_pitivi
    import pitivi.pitivi as pitivi
  File "/usr/lib/pitivi/python/pitivi/pitivi.py", line 32, in <module>
    from ui import mainwindow
  File "/usr/lib/pitivi/python/pitivi/ui/mainwindow.py", line 50, in <module>
    from pluginmanagerdialog import PluginManagerDialog
  File "/usr/lib/pitivi/python/pitivi/ui/pluginmanagerdialog.py", line 30, in 
<module>
    import pitivi.pluginmanager as pluginmanager
  File "/usr/lib/pitivi/python/pitivi/pluginmanager.py", line 32, in <module>
    import pkg_resources
ImportError: No module named pkg_resources
--------------------------------------------------


--- System information. ---
Architecture: i386
Kernel:       Linux 2.6.27.7

Debian Release: lenny/sid
  990 testing         security.debian.org 
  990 testing         ftp.egr.msu.edu 
  990 hardy           linux.dell.com 
  990 cross-distro    linux.dell.com 
  980 testing         mirror.csclub.uwaterloo.ca 
   50 unstable        ftp.egr.msu.edu 
   40 experimental    http.us.debian.org 
   30 jaunty          us.archive.ubuntu.com 
   25 unstable        mirror.csclub.uwaterloo.ca 

--- Package information. ---
Depends                             (Version) | Installed
=============================================-+-===============
python                                        | 2.5.2-3
python-central                     (>= 0.6.7) | 0.6.8
python-gtk2                          (>= 2.8) | 2.12.1-6
python-gst0.10                    (>= 0.10.6) | 0.10.12-1.1
gstreamer0.10-gnonlin           (>= 0.10.8.1) | 0.10.9-1
python-cairo                       (>= 1.0.0) | 1.4.12-1.1
python-glade2                                 | 2.12.1-6
python-gnome2                                 | 2.22.0-1
gstreamer0.10-plugins-base                    | 0.10.19-2
gstreamer0.10-plugins-good                    | 0.10.8-4
libgstreamer0.10-0             (>= 0.10.13.1) | 0.10.19-3
gstreamer0.10-x                               | 0.10.19-2
gnome-icon-theme                              | 2.22.0-1
python-pygoocanvas                            | 0.10.0-1