[cheese] Post-release version bump to 3.13.91

[David King <davidk src gnome org>]

commit 4244ca9a31e02f0a7c29ca0e6e7a3ddaa72595c0
Author: David King <amigadave amigadave com>
Date:   Mon Aug 18 21:54:40 2014 +0100

    Post-release version bump to 3.13.91

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 6e0fd95..036b5e9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 # Process this file with autoconf to produce a configure script.
 AC_PREREQ([2.64])
 AC_INIT([Cheese],
-        [3.13.90],
+        [3.13.91],
         [https://bugzilla.gnome.org/enter_bug.cgi?product=cheese],
         [cheese],
         [https://wiki.gnome.org/Apps/Cheese])