gamehappy/
	__init__.py
	materials/
		__init__.py
		game_objects.py
		game_state.py
		graphics.py
		sound.py
	factory.py
	groups.py
	resources.py
	screen.py

gamehappy/
	__init__.py
	materials/
		__init__.py
		game_objects.py
		game_state.py
		graphics.py
		sound.py
	factory.py
	groups.py
	resources.py
	screen.py
    	state_manager.py	

Create module for Game State Manager
Planning: Create module for Game State Manager
