[simple-scan] Releasing 3.31.4

[Robert Ancell <rancell src gnome org>]

commit 422f4d8163d542775dcb498a4c45daff7e0eb176
Author: Robert Ancell <robert ancell canonical com>
Date:   Tue Jan 8 13:39:56 2019 +1300

    Releasing 3.31.4

 NEWS        | 4 ++++
 meson.build | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)
---
diff --git a/NEWS b/NEWS
index fb11375..96865f4 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,7 @@
+Overview of changes in simple-scan 3.31.4
+
+  * Updated translations
+
 Overview of changes in simple-scan 3.31.3
 
   * Updated translations
diff --git a/meson.build b/meson.build
index 7ebc35b..62f656f 100644
--- a/meson.build
+++ b/meson.build
@@ -1,5 +1,5 @@
 project ('simple-scan', ['vala', 'c'],
-         version: '3.31.3',
+         version: '3.31.4',
          license: 'GPLv3+',
          default_options: [
              'warning_level=1',