Hopefully catching an exception when offline messages are sent after user disconnects.
Upgraded JML to fix problem receiving messages that have no formatting. (not connecting right though...
Downgraded commons-logging.jar and cindy.jar to keep with jml 'approved' version for the moment.

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk/src/plugins/gateway@5390 b35dd754-fafc-0310-a699-88a17e54d16e