[mutter] Bump version to 3.22.0

[Florian Müllner <fmuellner src gnome org>]

commit 8797e5951c1b8544ae25cbb8457ad99a9cceecbe
Author: Florian Müllner <fmuellner gnome org>
Date:   Mon Sep 19 23:10:45 2016 +0200

    Bump version to 3.22.0
    
    Update NEWS.

 NEWS         |   14 ++++++++++++++
 configure.ac |    4 ++--
 2 files changed, 16 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index 6d4c12f..b8e06bf 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,17 @@
+3.22.0
+======
+* Fix wayland crashes [Jonas; #771305, #771345, #770940, #771495]
+* Fix display rotation on wayland [Jonas; #770672]
+* Fix framebuffer capture origin offset [Rui; #771502]
+* Misc. bug fixes [Jonas, Florian, Carlos; #770937, #771536, #771628, #771549]
+
+Contributors:
+  Jonas Ådahl, Carlos Garnacho, Rui Matos, Florian Müllner
+
+Translations:
+  Ask Hjorth Larsen [da], Charles Monzat [fr], Stas Solovey [ru],
+  Tom Tryfonidis [el], David King [en_GB]
+
 3.21.92
 =======
 * Fix absolute pointer motion events on wayland [Jonas; #770557]
diff --git a/configure.ac b/configure.ac
index a36d46b..0f64ace 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,8 +1,8 @@
 AC_PREREQ(2.62)
 
 m4_define([mutter_major_version], [3])
-m4_define([mutter_minor_version], [21])
-m4_define([mutter_micro_version], [92])
+m4_define([mutter_minor_version], [22])
+m4_define([mutter_micro_version], [0])
 
 m4_define([mutter_version],
           [mutter_major_version.mutter_minor_version.mutter_micro_version])