[mutter] Bump version to 3.19.1

[Florian Müllner <fmuellner src gnome org>]

commit 8899b9da01b2c6199694c87de28e1addc57cf162
Author: Florian Müllner <fmuellner gnome org>
Date:   Thu Oct 29 14:56:06 2015 +0100

    Bump version to 3.19.1
    
    Update NEWS.

 NEWS         |   14 ++++++++++++++
 configure.ac |    4 ++--
 2 files changed, 16 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index a154a8e..a48bda6 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,17 @@
+3.19.1
+======
+* wayland: Allow to trigger popups through keyboard/touch [Carlos; #756296]
+* Fix modifiers-only input source switching on Ubuntu [Alberts; #756543]
+* Misc. bug fixes [Jonas, Rui, Giovanni, Florian; #756675, #756660, #746420,
+  #756548, #756796, #757101, #757148]
+
+Contributors:
+  Jonas Ådahl, Giovanni Campagna, Carlos Garnacho, Rui Matos,
+  Alberts Muktupāvels, Florian Müllner
+
+Translations:
+  Daniel Șerbănescu [ro]
+
 3.18.1
 ======
 * Misc. crash fixes [Jonas, Rui, Carlos, Owen, Florian; #755096, #754979,
diff --git a/configure.ac b/configure.ac
index adec3d2..b8ff64d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 AC_PREREQ(2.62)
 
 m4_define([mutter_major_version], [3])
-m4_define([mutter_minor_version], [18])
+m4_define([mutter_minor_version], [19])
 m4_define([mutter_micro_version], [1])
 
 m4_define([mutter_version],
@@ -58,7 +58,7 @@ CANBERRA_GTK_VERSION=0.26
 CLUTTER_PACKAGE=clutter-1.0
 
 MUTTER_PC_MODULES="
-   gtk+-3.0 >= 3.9.11
+   gtk+-3.0 >= 3.19.1
    gio-unix-2.0 >= 2.35.1
    pango >= 1.2.0
    cairo >= 1.10.0