[gnome-shell] Bump version to 3.19.4

[Florian Müllner <fmuellner src gnome org>]

commit 0044e225aaa7fb8b47f78752643e5255038c4c85
Author: Florian Müllner <fmuellner gnome org>
Date:   Thu Jan 21 21:50:35 2016 +0100

    Bump version to 3.19.4
    
    Update NEWS.

 NEWS         |   15 +++++++++++++++
 configure.ac |    4 ++--
 2 files changed, 17 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index 22ab826..ff90ff1 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,18 @@
+3.19.4
+======
+* gdm: Do not allow bypassing disabled Sign In button [Michael; #746180]
+* Style week numbers in calendar [Jakub; #683245]
+* Misc. bug fixes [Christophe, Jakub, Rui; #759708, #760577, #760945]
+
+Contributors:
+  Michael Catanzaro, Marek Černocký, Christophe Fergeau, Rui Matos,
+  Jakub Steiner
+
+Translations:
+  Aurimas Černius [lt], Enrico Nicoletto [pt_BR], Andika Triwidada [id],
+  Mario Blättermann [de], Marek Černocký [cs], Kjartan Maraas [nb],
+  Muhammet Kara [tr], Stas Solovey [ru]
+
 3.19.3
 ======
 * Fix thumbnail scaling in window switcher on HiDPI [Florian; #758676]
diff --git a/configure.ac b/configure.ac
index fb31c3f..dceeeb8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_PREREQ(2.63)
-AC_INIT([gnome-shell],[3.19.3],[https://bugzilla.gnome.org/enter_bug.cgi?product=gnome-shell],[gnome-shell])
+AC_INIT([gnome-shell],[3.19.4],[https://bugzilla.gnome.org/enter_bug.cgi?product=gnome-shell],[gnome-shell])
 AX_IS_RELEASE([git-directory])
 
 AC_CONFIG_HEADERS([config.h])
@@ -77,7 +77,7 @@ AC_MSG_RESULT($enable_systemd)
 CLUTTER_MIN_VERSION=1.21.5
 GOBJECT_INTROSPECTION_MIN_VERSION=1.45.4
 GJS_MIN_VERSION=1.39.0
-MUTTER_MIN_VERSION=3.19.3
+MUTTER_MIN_VERSION=3.19.4
 GTK_MIN_VERSION=3.15.0
 GIO_MIN_VERSION=2.45.3
 LIBECAL_MIN_VERSION=3.5.3