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 BossAlien

Conflicts:
	SpaceInvadersEPIC.jar
	SpaceInvadersEPIC/bin/spaceInvaders/Game$KeyInputHandler.class
	SpaceInvadersEPIC/bin/spaceInvaders/Game.class
	SpaceInvadersEPIC/bin/spaceInvaders/UpgradeShop$1.class
	SpaceInvadersEPIC/bin/spaceInvaders/UpgradeShop.class
	SpaceInvadersEPIC/src/spaceInvaders/Game.java
	SpaceInvadersEPIC/src/spaceInvaders/UpgradeShop.java
	SpaceInvadersEPIC/src/spaceInvaders/bossAlien.java