tested with 3.7-RC1-25851

git-svn-id: https://plugins.svn.wordpress.org/tag-groups/trunk@790384 b8457f37-d9ea-0310-8a92-e5e31aec5664
multiple taxonomies

git-svn-id: https://plugins.svn.wordpress.org/tag-groups/trunk@791618 b8457f37-d9ea-0310-8a92-e5e31aec5664
reminder to readme

git-svn-id: https://plugins.svn.wordpress.org/tag-groups/trunk@791621 b8457f37-d9ea-0310-8a92-e5e31aec5664