[GATE-97] Capped ICQ passwords at 8 characters (as per ICQ's requirements) and working on "ICQ style" login as some accounts don't like the newer login style.
Cleaned up some ugly log entries.

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk/src/plugins/gateway@5934 b35dd754-fafc-0310-a699-88a17e54d16e