[gnome-shell] Bump version to 3.17.3

[Florian Müllner <fmuellner src gnome org>]

commit 248a3e6b7e8d48cde19e99ce8446c72e6ad6868b
Author: Florian Müllner <fmuellner gnome org>
Date:   Thu Jul 2 14:07:14 2015 +0200

    Bump version to 3.17.3
    
    Update NEWS.

 NEWS         |   17 +++++++++++++++++
 configure.ac |    4 ++--
 2 files changed, 19 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index 3031aed..9df7dbf 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,20 @@
+3.17.3
+======
+* Handle touch events in OSK on wayland [Rui; #750287]
+* Reinstate left/right movement to window menu [Ron; #751344]
+* Allow extensions to disable "Window is ready" notification [Adel; #748846]
+* Misc. bug fixes [Watson, Michael, Ray, Rui, Florian, Cosimo; #750465,
+  #751016, #751517, #750714, #751541, #751599]
+
+Contributors:
+  Michael Biebl, Cosimo Cecchi, Adel Gadllah, Rui Matos, Florian Müllner,
+  Ray Strode, Wim Taymans, Ron Yorston, Watson Yuuma Sato
+
+Translations:
+  Sebastian Rasmussen [sv], Dimitris Spingos [el], Muhammet Kara [tr],
+  Stas Solovey [ru], Benjamin Steinwender [de], Balázs Úr [hu],
+  Victor Ibragimov [tg], Dušan Kazik [sk], Pedro Albuquerque [pt]
+
 3.17.2
 ======
 * Remove StTable widget [Florian; #703833]
diff --git a/configure.ac b/configure.ac
index 1fc68b8..69403f1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_PREREQ(2.63)
-AC_INIT([gnome-shell],[3.17.2],[https://bugzilla.gnome.org/enter_bug.cgi?product=gnome-shell],[gnome-shell])
+AC_INIT([gnome-shell],[3.17.3],[https://bugzilla.gnome.org/enter_bug.cgi?product=gnome-shell],[gnome-shell])
 
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_SRCDIR([src/shell-global.c])
@@ -76,7 +76,7 @@ AC_MSG_RESULT($enable_systemd)
 CLUTTER_MIN_VERSION=1.21.5
 GOBJECT_INTROSPECTION_MIN_VERSION=0.10.1
 GJS_MIN_VERSION=1.39.0
-MUTTER_MIN_VERSION=3.17.2
+MUTTER_MIN_VERSION=3.17.3
 GTK_MIN_VERSION=3.15.0
 GIO_MIN_VERSION=2.37.0
 LIBECAL_MIN_VERSION=3.5.3