Improvements to XenForo's user mentions system.
This addon is does not handle super-large group membership well.
Features:
Mentionable user groups.
Customizable icon per group (small + large).
Membership can be viewed on the front-end.
User group may be private, at which point only members can tag or view that group.
Permission to tag taggable groups.
Admin privilege to view all taggable groups.
User group mentions supports the following:
User profile posts/comments...
