Power shot optimised
Reduced code that creates power shot bullets.
Merge branch 'master' of https://github.com/Daniel300/SpaceInvadersEpic.git

Conflicts:
	SpaceInvadersEPIC.jar
	SpaceInvadersEPIC/bin/spaceInvaders/Game$KeyInputHandler.class
	SpaceInvadersEPIC/bin/spaceInvaders/Game.class
	SpaceInvadersEPIC/src/spaceInvaders/Game.java