[gnome-system-monitor] Prepared release 3.31.3

[Robert Roth <robertroth src gnome org>]

commit faac3fb00d662c5e50e5a6f698a408e308747303
Author: Robert Roth <robert roth off gmail com>
Date:   Mon Dec 10 20:16:46 2018 +0200

    Prepared release 3.31.3

 NEWS        | 14 ++++++++++++++
 meson.build |  2 +-
 2 files changed, 15 insertions(+), 1 deletion(-)
---
diff --git a/NEWS b/NEWS
index 392c5bbe..280627ce 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,17 @@
+New in 3.31.3 - 10 December 2018
+
+* added/updated translations
+  Stas Solovey (ru)
+  Dušan Kazik (sk)
+  Anish Sheela (ml)
+  Carmen Bianca Bakker (eo)
+  Iñaki Larrañaga Murgoitio (eu)
+  Charles Monzat (fr)
+
+List of fixed bugs
+  gitlab#89 - Removed appmenu
+  gitlab#93 - use delayed g_settings write 
+
 New in 3.30.0 - 3 September 2018
 
 * added/updated translations
diff --git a/meson.build b/meson.build
index 9d6b2b4f..7e25c4c6 100644
--- a/meson.build
+++ b/meson.build
@@ -4,7 +4,7 @@ project('gnome-system-monitor',
   default_options : [
     'c_std=c11', 'cpp_std=c++11'
   ],
-  version: '3.30.0',
+  version: '3.31.3',
   meson_version: '>=0.43.0',
 )