Can now play the game Infinitely

...As long as you don't die first!
Merge branch 'pr/28' into develop

Conflicts:
	bin/Galaga/Galaga$HighScore.class
	bin/Galaga/Galaga$Play.class
	bin/Galaga/Galaga$Quit.class
	bin/Galaga/Galaga$Return.class
	bin/Galaga/Galaga.class
	bin/data/highscores.txt