Readme changes

git-svn-id: https://plugins.svn.wordpress.org/statify/trunk@899474 b8457f37-d9ea-0310-8a92-e5e31aec5664
CSS cleanups

git-svn-id: https://plugins.svn.wordpress.org/statify/trunk@899475 b8457f37-d9ea-0310-8a92-e5e31aec5664