Added new language files (es).

git-svn-id: https://plugins.svn.wordpress.org/tinymce-and-tinymce-advanced-professsional-formats-and-styles/trunk@845253 b8457f37-d9ea-0310-8a92-e5e31aec5664
Added Author to readme.txt

git-svn-id: https://plugins.svn.wordpress.org/tinymce-and-tinymce-advanced-professsional-formats-and-styles/trunk@845256 b8457f37-d9ea-0310-8a92-e5e31aec5664