- Committed better readme.txt file

git-svn-id: https://plugins.svn.wordpress.org/exit-overlay/trunk@1021348 b8457f37-d9ea-0310-8a92-e5e31aec5664
- Committed better readme.txt file

git-svn-id: https://plugins.svn.wordpress.org/exit-overlay/trunk@1021350 b8457f37-d9ea-0310-8a92-e5e31aec5664