[mutter] Bump version to 3.12.0

[Florian Müllner <fmuellner src gnome org>]

commit a742b17805ef2400c56442e4835b5c5b51623534
Author: Florian Müllner <fmuellner gnome org>
Date:   Tue Mar 25 16:12:24 2014 +0100

    Bump version to 3.12.0
    
    Update NEWS.

 NEWS         |    7 +++++++
 configure.ac |    4 ++--
 2 files changed, 9 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index 8478fba..b876052 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,10 @@
+3.12.0
+======
+
+Translations:
+  Ask H. Larsen [da], Мирослав Николић [sr, sr latin], Andika Triwidada [id],
+  Daniel Korostil [uk], Petr Kovar [cs]
+
 3.11.92
 =======
 * Fix identification of CSD windows [Owen; #723029]
diff --git a/configure.ac b/configure.ac
index 70c06f2..f27be5c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,8 +2,8 @@ AC_PREREQ(2.50)
 AC_CONFIG_MACRO_DIR([m4])
 
 m4_define([mutter_major_version], [3])
-m4_define([mutter_minor_version], [11])
-m4_define([mutter_micro_version], [92])
+m4_define([mutter_minor_version], [12])
+m4_define([mutter_micro_version], [0])
 
 m4_define([mutter_version],
           [mutter_major_version.mutter_minor_version.mutter_micro_version])