[gnome-mines] Prepare 3.17.4

[Robert Roth <robertroth src gnome org>]

commit 7ab3cc806989138b865acae811b113759a8a6f91
Author: Robert Roth <robert roth off gmail com>
Date:   Mon Jul 20 22:28:24 2015 +0300

    Prepare 3.17.4

 NEWS         |    8 ++++++++
 configure.ac |    2 +-
 2 files changed, 9 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 936d998..bd5aaf0 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,11 @@
+GNOME Mines 3.17.4
+==================
+
+* Updated translations
+* Performance improvements (Robert Roth)
+* Reduced high CPU usage after consecutive games (Robert Roth)
+
+
 GNOME Mines 3.17.3
 ==================
 
diff --git a/configure.ac b/configure.ac
index 1407eec..704769b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_PREREQ([2.63])
-AC_INIT([GNOME Mines], [3.17.3], [https://bugzilla.gnome.org/],
+AC_INIT([GNOME Mines], [3.17.4], [https://bugzilla.gnome.org/],
         [gnome-mines], [https://wiki.gnome.org/Apps/Mines])
 AM_INIT_AUTOMAKE([1.11 no-dist-gzip dist-xz foreign])
 AM_SILENT_RULES([yes])