check compability with 3.7

git-svn-id: https://plugins.svn.wordpress.org/simple-revision-control/trunk@812807 b8457f37-d9ea-0310-8a92-e5e31aec5664
mistake

git-svn-id: https://plugins.svn.wordpress.org/simple-revision-control/trunk@812811 b8457f37-d9ea-0310-8a92-e5e31aec5664