atualizando o dir trunk

git-svn-id: https://plugins.svn.wordpress.org/backtop/trunk@832772 b8457f37-d9ea-0310-8a92-e5e31aec5664
atualizando o readme

git-svn-id: https://plugins.svn.wordpress.org/backtop/trunk@832774 b8457f37-d9ea-0310-8a92-e5e31aec5664