Better way to erase a line
handleConnection() doesn't need a mgo.Session pointer anymore
Pass around object pointers, not copies, in event objects
Started adding in events/hooks for initiating and stopping combat

Also moved most of the event-specific code out of model.go and into events.go
First attempt at basic combat framework/event system

All that happens is that you "hit" the other person for "10 points of "damage", but hey it's something