Created a killzone trigger off screan to clean up the aias that get passed.
Merge branch 'master' of github.com:darkhexxa/TowerDefence

Conflicts:
	Assets/Prefabs/AI/AI_Controller.prefab
	Assets/Prefabs/PlayerTank.prefab
	Assets/Scenes/MarieScene.unity
	Assets/Scenes/TestScene.unity
	ProjectSettings/EditorSettings.asset
	ProjectSettings/Physics2DSettings.asset
	ProjectSettings/TagManager.asset
Adding testscene.