Fixing up gameelement factory
GameElement factory work
Merge branch 'towerdefense2.0' of https://github.com/duke-compsci308-spring2013/vooga into towerdefenseFinal
GameElement factory
Adding more to action factories
fixing up game elements
Fixing actions and game element factory
Merge branch 'towerdefense2.0' of https://github.com/duke-compsci308-spring2013/vooga into towerdefenseFinal