0.51 update / bugfixes

git-svn-id: https://plugins.svn.wordpress.org/wp-inject/trunk@884392 b8457f37-d9ea-0310-8a92-e5e31aec5664
readme stable tag fix

git-svn-id: https://plugins.svn.wordpress.org/wp-inject/trunk@884393 b8457f37-d9ea-0310-8a92-e5e31aec5664