[gnome-session] Created tag 3.1.91

[Vincent Untz <vuntz src gnome org>]

The unsigned tag '3.1.91' was created.

Tagger: Vincent Untz <vuntz gnome org>
Date: Mon Sep 5 09:02:25 2011 +0200

    Tagged for release 3.1.91.

Changes since the last tag '3.1.90':

Daniel Nylander (1):
      Updated Swedish translation

Fran Dieguez (1):
      Updated galician translations

Ihar Hrachyshka (1):
      Updated Belarusian translation.

Kjartan Maraas (1):
      Added Norwegian bokmÃl translation

Matthias Clasen (2):
      Post-release version bump
      Add a translator comment

Owen W. Taylor (1):
      Fix usage of %lld for 64-bit formats

Vincent Untz (1):
      release: 3.1.91