[SCM] bitmeter/master: Bump debhelper to compat level 9.

[js at users.alioth.debian.org]

The following commit has been merged in the master branch:
commit bc03d3b179abdc7bfca07dae2ecc167ea935909b
Author: Jonas Smedegaard <dr at jones.dk>
Date:   Thu Aug 24 17:47:22 2017 +0200

    Bump debhelper to compat level 9.

diff --git a/debian/compat b/debian/compat
index 1e8b314..ec63514 100644
--- a/debian/compat
+++ b/debian/compat
@@ -1 +1 @@
-6
+9

-- 
Bitmeter packaging