[libgweather] Post release bump to 3.9.91

[Giovanni Campagna <gcampagna src gnome org>]

commit 885279e211fa9c22f0706d90cf0d3e23ab9924d1
Author: Giovanni Campagna <gcampagna src gnome org>
Date:   Mon Aug 19 21:09:44 2013 +0200

    Post release bump to 3.9.91

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 0758abb..5930cd1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_INIT([libgweather],
-        [3.9.90],
+        [3.9.91],
         [http://bugzilla.gnome.org/enter_bug.cgi?product=libgweather],
         [libgweather],
         [http://live.gnome.org/LibGWeather])