Made the enemy circle around the main character.
Merge branch 'master' of https://github.com/adonelick/EvolutionGame

Conflicts:
	EvolutionaryGame/EvolutionaryGame/Creatures/Character.m
	EvolutionaryGame/EvolutionaryGame/ExtraMath.h
	EvolutionaryGame/EvolutionaryGame/Objects/Platform.h