[mutter/gnome-3-16] Bump version to 3.16.4

[Florian Müllner <fmuellner src gnome org>]

commit 02484cf66f2d8816c8323afaa56b315da946aaeb
Author: Florian Müllner <fmuellner gnome org>
Date:   Thu Oct 15 18:27:37 2015 +0200

    Bump version to 3.16.4
    
    Update NEWS.

 NEWS         |   14 ++++++++++++++
 configure.ac |    2 +-
 2 files changed, 15 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 8ced654..baacaf5 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,17 @@
+3.16.4
+======
+* Misc. crash fixes [Peter, Marek, Florian; #750816, #751884, #756642]
+* Fix glitch with some fullscreen apps [Rui; #753020]
+* Fix screen update issue with NVidia driver [Aaron, Rui; #728464]
+* Misc. bug fixes [Florian, Ting-Wei, Colin; #753156, #753380, #756649, #752047]
+
+Contributors:
+  Marek Chalupa, Peter Hutterer, Ting-Wei Lan, Rui Matos, Florian Müllner,
+  Aaron Plattner, Jasper St. Pierre, Colin Walters
+
+Translations:
+  Pedro Albuquerque [pt], Sveinn í Felli [is]
+
 3.16.3
 ======
 * Fix kill dialog not showing when first PING fails [Rui; #749076]
diff --git a/configure.ac b/configure.ac
index 6eea6b2..017df38 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@ AC_PREREQ(2.62)
 
 m4_define([mutter_major_version], [3])
 m4_define([mutter_minor_version], [16])
-m4_define([mutter_micro_version], [3])
+m4_define([mutter_micro_version], [4])
 
 m4_define([mutter_version],
           [mutter_major_version.mutter_minor_version.mutter_micro_version])