Added WP readme

git-svn-id: https://plugins.svn.wordpress.org/wp-toolbox/trunk@976918 b8457f37-d9ea-0310-8a92-e5e31aec5664
Cleaning up read me files

git-svn-id: https://plugins.svn.wordpress.org/wp-toolbox/trunk@976921 b8457f37-d9ea-0310-8a92-e5e31aec5664