[mutter] Bump version to 3.30.0

[Florian Müllner <fmuellner src gnome org>]

commit 34f5be726dbd90ad6c494cda5eeff7bd68fd83a1
Author: Florian Müllner <fmuellner gnome org>
Date:   Tue Sep 4 00:05:51 2018 +0200

    Bump version to 3.30.0
    
    Update NEWS.

 NEWS         | 7 +++++++
 configure.ac | 4 ++--
 2 files changed, 9 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index efdff217b..62854bfb6 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,10 @@
+3.30.0
+======
+
+Translators:
+  Fran Dieguez [gl], Balázs Meskó [hu], Rūdolfs Mazurs [lv],
+  Trần Ngọc Quân [vi], Ask Hjorth Larsen [da], gogo [hr]
+
 3.29.92
 =======
 * Avoid crash when a cursor is not found [Sebastian; #254]
diff --git a/configure.ac b/configure.ac
index 9619d6003..542ad832f 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], [29])
-m4_define([mutter_micro_version], [92])
+m4_define([mutter_minor_version], [30])
+m4_define([mutter_micro_version], [0])
 
 m4_define([mutter_version],
           [mutter_major_version.mutter_minor_version.mutter_micro_version])