Version bump to 0.9.1.3

app/build.gradle

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013 – 2015 Ricki Hirner (bitfire web engineering).
+ * Copyright (c) 2013 – 2016 Ricki Hirner (bitfire web engineering).
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the GNU Public License v3.0
  * which accompanies this distribution, and is available at
@@ -17,8 +17,8 @@ android {
         minSdkVersion 14
         targetSdkVersion 22
 
-        versionCode 86
-        versionName "0.9.1.2"
+        versionCode 87
+        versionName "0.9.1.3"
 
         buildConfigField "long", "buildTime", System.currentTimeMillis() + "L"
     }