read me update

git-svn-id: https://plugins.svn.wordpress.org/angularjs-for-wp/trunk@932452 b8457f37-d9ea-0310-8a92-e5e31aec5664
read me update

git-svn-id: https://plugins.svn.wordpress.org/angularjs-for-wp/trunk@932454 b8457f37-d9ea-0310-8a92-e5e31aec5664