[gnome-klotski] Prepare 3.31.3

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 98e57239ffa1bc632a3c13d082feae92ae3f7990
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Mon Dec 10 21:58:34 2018 -0600

    Prepare 3.31.3

 NEWS         | 7 +++++++
 configure.ac | 2 +-
 2 files changed, 8 insertions(+), 1 deletion(-)
---
diff --git a/NEWS b/NEWS
index c52b0b9..499b398 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,10 @@
+3.31.3 - December 10, 2018
+==========================
+
+- Replace app menu with window menu (Jeremy Bicha)
+- Update screenshots in user help (Andre Klapper)
+- Updated translations
+
 3.22.3 - March 10, 2018
 =======================
 
diff --git a/configure.ac b/configure.ac
index 09eb352..3c5ee46 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_PREREQ([2.63])
-AC_INIT([GNOME Klotski], [3.22.3], [https://bugzilla.gnome.org/],
+AC_INIT([GNOME Klotski], [3.31.3], [https://bugzilla.gnome.org/],
         [gnome-klotski], [https://wiki.gnome.org/Apps/Klotski])
 AC_CONFIG_MACRO_DIR([m4])