Space mining game, made for fun with SpriteKit
Code used from outside sources:
Original DPad.h/DPad.m Copyright (c) 2013 Kim Pedersen
Original single direction parallax FMMParallaxNode.h/FMMParallaxNode.m Copyright (c) 2013 fullmoonmanor (by Tony Dahbura). All rights reserved. (I modified this to work for four directions)