[mutter] Bump version to 3.29.2

[Florian Müllner <fmuellner src gnome org>]

commit f7747e4d4f57c3580cbe559638768dbe84f4e1d4
Author: Florian Müllner <fmuellner gnome org>
Date:   Thu May 24 17:12:55 2018 +0200

    Bump version to 3.29.2
    
    Update NEWS.

 NEWS         | 14 ++++++++++++++
 configure.ac |  2 +-
 2 files changed, 15 insertions(+), 1 deletion(-)
---
diff --git a/NEWS b/NEWS
index cbc7869d8..a5069e5f7 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,17 @@
+3.29.2
+======
+* Fix size change animations on wayland [Georges; #780292]
+* Handle touch events on server-side titlebars [Carlos; #770185]
+* Misc. bug fixes [Florian, Olivier, Jonas, Georges; #134, #124, !96, #138,
+  !102, #781471, #150]
+
+Contributors:
+  Jonas Ådahl, Olivier Fourdan, Carlos Garnacho, Florian Müllner,
+  Georges Basile Stavracas Neto, Marco Trevisan (Treviño), Daniel van Vugt
+
+Translators:
+  Daniel Șerbănescu [ro], Marcos Lans [gl], Dz Chen [zh_CN]
+
 3.29.1
 ======
 * Fix various input-method regressions [Carlos, Olivier; #65, #74, #66, #112]
diff --git a/configure.ac b/configure.ac
index f6b5f46be..3c72dd863 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], [1])
+m4_define([mutter_micro_version], [2])
 
 m4_define([mutter_version],
           [mutter_major_version.mutter_minor_version.mutter_micro_version])