Merge pull request #11 from gnomicstudios/aranda

Updated backgrounds and added enemies
Implementing behaviour tree (W.I.P)
Merge remote-tracking branch 'origin/master' into eb_gamejam
Renamed EnemyManager to UnitManager
Merge pull request #12 from gnomicstudios/eb_gamejam

Renamed EnemyManager to UnitManager
Merge branch 'master' of https://github.com/gnomicstudios/GGJ13 into aranda

Conflicts:
	Spineless/Spineless/EnemyManager.cs
Merged in changes and updated clips