Creating game_dev branch
Multiple environments on the same screen
Collision detection added
Splitting frames
Updated makefile for scala interop in java
Merge branch 'game_dev' of github.com:alexredna/game_engine_scala into game_dev
Switched it all to group layouts, looks good
working on the callback
More menu buttons and better gui formatting
Merge remote-tracking branch 'origin/menu_dev' into game_dev

Conflicts:
	BrickBreaker.scala
	GameEnvironment.scala
Merge remote-tracking branch 'origin/menu_dev' into game_dev
PropertyChangeListener for interactions implemented
Added defaults to makefile
Merge branch 'game_dev' of github.com:alexredna/game_engine_scala into game_dev
Interactions as methods done