[mutter] Bump version to 3.25.91

[Florian Müllner <fmuellner src gnome org>]

commit 0f9686fb5aa3712b50e421c7d3431f205ca0789c
Author: Florian Müllner <fmuellner gnome org>
Date:   Tue Aug 22 00:21:25 2017 +0200

    Bump version to 3.25.91
    
    Update NEWS.

 NEWS         |   19 +++++++++++++++++++
 configure.ac |    2 +-
 2 files changed, 20 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 802ba92..a86ec38 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,22 @@
+3.25.91
+=======
+* Reduce memory use of suspended instances [Jonas; #786299]
+* Make supported scales determination saner [Rui; #786474]
+* Fix crash on inhibit-shortcuts dialog reponse [Jonas; #786385]
+* Support libinput's tag-and-drag setting [freeroot; #775755]
+* Avoid overlapping keybindings with multiple layouts [Jonas; #786408]
+* Fix non-transformed cursor on rotated monitors [Jonas; #786023]
+* Avoid unnecessary work during background painting [Alessandro; #783512]
+* Misc. bug fixes [Alberts, Jonas, Mario; #691611, #786300, #777732, #786568]
+
+Contributors:
+  freeroot, Jonas Ådahl, Alessandro Bono, Carlos Garnacho, Rui Matos,
+  Alberts Muktupāvels, Mario Sanchez Prada
+
+Translations:
+  Muhammet Kara [tr], Claude Paroz [fr], Мирослав Николић [sr, sr@latin],
+  Pawan Chitrakar [ne], Kukuh Syafaat [id]
+
 3.25.90
 =======
 * Add zwp_linux_dmabuf_v1 support [Daniel; #785262]
diff --git a/configure.ac b/configure.ac
index 548d6d3..f70d894 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], [25])
-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])