Files for 1.5.6

git-svn-id: https://plugins.svn.wordpress.org/buddypress-docs/trunk@822829 b8457f37-d9ea-0310-8a92-e5e31aec5664
POT update for 1.5.6

git-svn-id: https://plugins.svn.wordpress.org/buddypress-docs/trunk@822831 b8457f37-d9ea-0310-8a92-e5e31aec5664