BPGE v3.6.2

git-svn-id: https://plugins.svn.wordpress.org/buddypress-groups-extras/trunk@756312 b8457f37-d9ea-0310-8a92-e5e31aec5664
BPGE readme update

git-svn-id: https://plugins.svn.wordpress.org/buddypress-groups-extras/trunk@756317 b8457f37-d9ea-0310-8a92-e5e31aec5664