adding ukranian translation

git-svn-id: https://plugins.svn.wordpress.org/simple-top-commenters/trunk@924880 b8457f37-d9ea-0310-8a92-e5e31aec5664
adding ukranian language files

git-svn-id: https://plugins.svn.wordpress.org/simple-top-commenters/trunk@924881 b8457f37-d9ea-0310-8a92-e5e31aec5664