Moved projectile handling to Level from Mob
 Changes to be committed:
	modified:   com/reapersrage/entities/Entity.java
	modified:   com/reapersrage/entities/Ghost.java
	modified:   com/reapersrage/game/Game.java
	modified:   com/reapersrage/world/level/Level.java
	modified:   com/reapersrage/world/level/RandomLevel.java