Misc multisite and buddypress fixes

git-svn-id: https://plugins.svn.wordpress.org/agreeable/trunk@973415 b8457f37-d9ea-0310-8a92-e5e31aec5664
Updated copy in read me

git-svn-id: https://plugins.svn.wordpress.org/agreeable/trunk@973423 b8457f37-d9ea-0310-8a92-e5e31aec5664