[gnome-shell-extensions] Bump version to 3.13.91

[Florian Müllner <fmuellner src gnome org>]

commit b6f434fba402e42675043641938a80c941e8b5df
Author: Florian Müllner <fmuellner gnome org>
Date:   Wed Sep 3 14:53:40 2014 +0200

    Bump version to 3.13.91
    
    To go along GNOME Shell 3.13.91

 NEWS         |    6 ++++++
 configure.ac |    2 +-
 2 files changed, 7 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index d7af99e..b3e7744 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,9 @@
+3.13.91
+=======
+* window-list: restore fitts'ability of workspace button
+* updated for gnome-shell changes
+* updated translations (cs, kk, fr, or, fa, ja, gu, id)
+
 3.13.90
 =======
 * updated translations (as, ca, eu, nl, zh_CN, zh_HK, zh_TW)
diff --git a/configure.ac b/configure.ac
index a162a72..53d1f87 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_PREREQ(2.63)
-AC_INIT([gnome-shell-extensions],[3.13.90],[https://bugzilla.gnome.org/enter_bug.cgi?product=gnome-shell&component=extensions])
+AC_INIT([gnome-shell-extensions],[3.13.91],[https://bugzilla.gnome.org/enter_bug.cgi?product=gnome-shell&component=extensions])
 
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_AUX_DIR([config])