[gnome-nibbles] Prepare 3.21.3

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 8db875595e90aadf5cdb39b6e09bdd0a7906a1ff
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Mon Jun 20 16:56:47 2016 -0500

    Prepare 3.21.3

 NEWS         |    6 ++++++
 configure.ac |    2 +-
 2 files changed, 7 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 963e72a..eb833bc 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,9 @@
+3.21.3 - June 20, 2016
+======================
+
+* Simplify GResource handling
+* Updated translations
+
 3.21.2 - May 23, 2016
 =====================
 
diff --git a/configure.ac b/configure.ac
index 4267d65..18474ca 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_PREREQ([2.63])
-AC_INIT([GNOME Nibbles], [3.21.2], [https://bugzilla.gnome.org/],
+AC_INIT([GNOME Nibbles], [3.21.3], [https://bugzilla.gnome.org/],
         [gnome-nibbles], [https://gnome.org.wiki/Apps/Nibbles])
 AM_INIT_AUTOMAKE([1.11 no-dist-gzip dist-xz foreign])
 AM_SILENT_RULES([yes])