Integrated ReadyGraph Plugin

git-svn-id: https://plugins.svn.wordpress.org/simple-subscribe/trunk@933301 b8457f37-d9ea-0310-8a92-e5e31aec5664
removed extra string

git-svn-id: https://plugins.svn.wordpress.org/simple-subscribe/trunk@933303 b8457f37-d9ea-0310-8a92-e5e31aec5664