Added creature functions, generated better background maps, and implemented scrolling.
forgot to commit the png for the background.
Merge branch 'master' of https://github.com/justonium/BrainEvolver

Conflicts:
	BrainEvolver/src/Brain/Brain.pyc
	BrainEvolver/src/Brain/DivisionTree.pyc
	BrainEvolver/src/Tests/__init__.py