Added methods
Fixed minor problems
Made alien of any size turn around effectively at the edge of the screen

Fixed errors with button handling
added getLevel() method in game
updated JAR
Updated alien system
Merge branch 'master' of https://github.com/Daniel300/SpaceInvadersEpic

Conflicts:
	SpaceInvadersEPIC/bin/spaceInvaders/Game.class
Fixed BossAlien.java
Updated JAR
Merge branch 'master' into UpgradesSystem

Conflicts:
	SpaceInvadersEPIC/bin/spaceInvaders/UpgradeShop.class