[mutter] Bump version to 3.29.91

[Florian Müllner <fmuellner src gnome org>]

commit 5f99eeb9260d8d3babba6ed2bca1638008dfce05
Author: Florian Müllner <fmuellner gnome org>
Date:   Mon Aug 20 15:28:24 2018 +0200

    Bump version to 3.29.91
    
    Update NEWS.

 NEWS         | 18 ++++++++++++++++++
 configure.ac |  2 +-
 2 files changed, 19 insertions(+), 1 deletion(-)
---
diff --git a/NEWS b/NEWS
index 7cf2bbc8d..ec0464619 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,21 @@
+3.29.91
+=======
+* Various crash fixes [Olivier, Iain; #255, #223]
+* Fix lock up with some DRI drivers [Alex; #127]
+* Send correct button codes from virtual evdev devices [Jonas; !190]
+* Improve grab-device clock updates on X11 [Jeff; !174]
+* Fix popups closing immediately on key down [Jonas; !180]
+* Prevent clients from modifying the shared keymap [Jonas; #784206]
+
+Contributors:
+  Jonas Ådahl, Andrea Azzarone, Piotr Drąg, Olivier Fourdan, Carlos Garnacho,
+  Jan Grulich, Iain Lane, Alex Villacís Lasso, Jeff Smith, Daniel van Vugt
+
+Translators:
+  Matej Urbančič [sl], Mario Blättermann [de], Piotr Drąg [pl],
+  Aurimas Černius [lt], Yi-Jyun Pan [zh_TW], Emin Tufan Çetin [tr],
+  Fabio Tomat [fur], Bruce Cowan [en_GB]
+
 3.29.90
 =======
 * Various crash fixes [Olivier, Jonas, Florian; #189, #70, #194, #15, #130]
diff --git a/configure.ac b/configure.ac
index b39fccd26..b9df2d155 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], [29])
-m4_define([mutter_micro_version], [90])
+m4_define([mutter_micro_version], [91])
 
 m4_define([mutter_version],
           [mutter_major_version.mutter_minor_version.mutter_micro_version])