[mutter] Bump version to 3.26.0

[Florian Müllner <fmuellner src gnome org>]

commit bd3817198e7fe47a538141c4c618a14819ecee93
Author: Florian Müllner <fmuellner gnome org>
Date:   Tue Sep 12 16:45:03 2017 +0200

    Bump version to 3.26.0
    
    Update NEWS.

 NEWS         |   10 ++++++++++
 configure.ac |    4 ++--
 2 files changed, 12 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index e366a74..9677b92 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,13 @@
+3.26.0
+======
+Contributors:
+  Florian Müllner
+
+Translations:
+  Trần Ngọc Quân [vi], Inaki Larranaga Murgoitio [eu], Jordi Mas [ca],
+  Anders Jonsson [sv], Alexander Shopov [bg], Ask Hjorth Larsen [da],
+  Jean-Baptiste Holcroft [fr], A S Alam [pa]
+
 3.25.92
 =======
 * Add screencast and remote desktop support [Jonas; #784199]
diff --git a/configure.ac b/configure.ac
index e42c152..8057079 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,8 +1,8 @@
 AC_PREREQ(2.62)
 
 m4_define([mutter_major_version], [3])
-m4_define([mutter_minor_version], [25])
-m4_define([mutter_micro_version], [92])
+m4_define([mutter_minor_version], [26])
+m4_define([mutter_micro_version], [0])
 
 m4_define([mutter_version],
           [mutter_major_version.mutter_minor_version.mutter_micro_version])