[gnome-2048] Prepare 3.21.91.

[Arnaud Bonatti <arnaudb src gnome org>]

commit fcc8aca93502a39e3641c37f582270c0a48dd19d
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Tue Aug 30 03:51:54 2016 +0200

    Prepare 3.21.91.

 NEWS         |   13 +++++++++++++
 configure.ac |    2 +-
 2 files changed, 14 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 7b11bd2..a9dfeab 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,16 @@
+GNOME 2048   3.21.91                                       2016-08-30
+=====================================================================
+
+A simple technical update (dependency renamed) and translations updates, thanks!
+
+Translations updated:
+  Czech: Marek Černocký
+  Finnish: Jiri Grönroos
+  Hungarian: Balázs Úr
+  Lithuanian: Aurimas Černius
+  Serbian: Мирослав Николић
+  Polish: Piotr Drąg
+
 GNOME 2048   3.21.90                                       2016-08-17
 =====================================================================
 
diff --git a/configure.ac b/configure.ac
index 2c900fa..45185b5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_PREREQ([2.63])
-AC_INIT([gnome-2048], [3.21.90], [http://www.gnome.org],
+AC_INIT([gnome-2048], [3.21.91], [http://www.gnome.org],
         [gnome-2048])
 AC_CONFIG_MACRO_DIR([m4])