Ensuring and updating for WordPress 4.1.

git-svn-id: https://plugins.svn.wordpress.org/metronet-reorder-posts/trunk@1043082 b8457f37-d9ea-0310-8a92-e5e31aec5664
Fixing readme for 4.1

git-svn-id: https://plugins.svn.wordpress.org/metronet-reorder-posts/trunk@1043085 b8457f37-d9ea-0310-8a92-e5e31aec5664