[GATE-13] Working on "what features the client supports" functionality for things like typing notifications.
[GATE-1] Messing with threads a tad.

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk/src/plugins/gateway@5787 b35dd754-fafc-0310-a699-88a17e54d16e