updates to prevent recursion

git-svn-id: https://plugins.svn.wordpress.org/simple-redirect/trunk@991236 b8457f37-d9ea-0310-8a92-e5e31aec5664
updates to prevent recursion

git-svn-id: https://plugins.svn.wordpress.org/simple-redirect/trunk@991239 b8457f37-d9ea-0310-8a92-e5e31aec5664