Added internationalization

git-svn-id: https://plugins.svn.wordpress.org/wpmbytplayer/trunk@852825 b8457f37-d9ea-0310-8a92-e5e31aec5664
Added internationalization

git-svn-id: https://plugins.svn.wordpress.org/wpmbytplayer/trunk@852829 b8457f37-d9ea-0310-8a92-e5e31aec5664