[mutter] Bump version to 3.19.90

[Florian Müllner <fmuellner src gnome org>]

commit d6e32a6ac5898f52d8d8c690f1981373e32bbcde
Author: Florian Müllner <fmuellner gnome org>
Date:   Fri Feb 19 18:02:23 2016 +0100

    Bump version to 3.19.90
    
    Update NEWS.

 NEWS         |   11 +++++++++++
 configure.ac |    2 +-
 2 files changed, 12 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index bfd1555..a9c0b80 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,14 @@
+3.19.90
+=======
+* Release buffer after processing commit [Ray; #761312, #761613]
+* Implement pointer motion, locks and confinement on wayland [Jonas; #744104]
+* Add basic startup notification support on wayland [Carlos; #762268]
+* Misc. bug fixes [Rui, Alberts, Florian; #760670, #761543, #752794, #761557]
+
+Contributors:
+  Jonas Ådahl, Olivier Fourdan, Carlos Garnacho, Rui Matos,
+  Alberts Muktupāvels, Florian Müllner, Jasper St. Pierre, Ray Strode
+
 3.19.4
 ======
 * Fix updating stacking order when setting transient_for [Jonas; #755606]
diff --git a/configure.ac b/configure.ac
index 412bb85..0ca4133 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], [19])
-m4_define([mutter_micro_version], [4])
+m4_define([mutter_micro_version], [90])
 
 m4_define([mutter_version],
           [mutter_major_version.mutter_minor_version.mutter_micro_version])