Completed EventWatcher, added ToString to most of the events (now showing relevant info). Recoded EventParser to be thread safe. EventParser/EventSocket now queues up all incoming data and parses it as soon as possible (true async handling)

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk/scripts/contrib@8817 d0543943-73ff-0310-b7d9-9358b9ac24b2