Buggfixar, InstructionState, fixat Highscore
Merge branch 'master' of https://github.com/OrangeKaitos/PongProject

Conflicts:
	src/GameOverState.java
	src/GamePlayState.java
	src/HighscoreState.java
	src/InstructionState.java
	src/Main.java
	src/MainMenuState.java
	src/PongBall.java