Added missing translations for the add-on module. (thanks Dan)

git-svn-id: https://plugins.svn.wordpress.org/mycred/trunk@752306 b8457f37-d9ea-0310-8a92-e5e31aec5664
Beta 4

git-svn-id: https://plugins.svn.wordpress.org/mycred/trunk@752307 b8457f37-d9ea-0310-8a92-e5e31aec5664