3.9 compatibility

git-svn-id: https://plugins.svn.wordpress.org/mainwp-child/trunk@894598 b8457f37-d9ea-0310-8a92-e5e31aec5664
new 0.28 version

git-svn-id: https://plugins.svn.wordpress.org/mainwp-child/trunk@894723 b8457f37-d9ea-0310-8a92-e5e31aec5664