An extremely simple maintenance mode has been added.

git-svn-id: https://plugins.svn.wordpress.org/my-optional-modules/trunk@798897 b8457f37-d9ea-0310-8a92-e5e31aec5664
keywords added to readme.txt

git-svn-id: https://plugins.svn.wordpress.org/my-optional-modules/trunk@798899 b8457f37-d9ea-0310-8a92-e5e31aec5664