Slight corrections

git-svn-id: https://plugins.svn.wordpress.org/purify-wp-menues/trunk@840367 b8457f37-d9ea-0310-8a92-e5e31aec5664
Added language files

git-svn-id: https://plugins.svn.wordpress.org/purify-wp-menues/trunk@840368 b8457f37-d9ea-0310-8a92-e5e31aec5664