added pathfind xml
cleanup attack behaviour class
update NewBehaviour with changes made in attackbehaviour
formatting
bare minimum for implementing subclass of PathFind
do not set new goal pt if creature already has goal
pathfind dungeon file uses simplepathfind behaviour
added pathfindbehaviour class
support in behaviour class for setting intermediary points between current location and goal
large refactor to allow for intermediary goal setting.  Step is the next step towards the goal, goal is the final destination as it were