Added continuous movement of the ship
Merge branch 'master' of https://github.com/micke-b/battlestar-5000

Conflicts:
	BattleStar-5000/MyScene.h
	BattleStar-5000/MyScene.m
Merge branch 'master' of https://github.com/micke-b/battlestar-5000
fixed everything Hailong broke.