Add lerpGradient to DrawUtil (linear interpolation of 3 colors)
Fix bug in Composite.insertComponent (Array.splice inserts at index, not after)
Fixed null reference in StateMachine.popState
Fix bug in Composite.update (tried to update object after it was removed from components)
Fix bugs in Camera and SfxrSound
Minor bug fix in components update
Add getObjectsAt and getObjectsWithinRange to ObjectLayer
Merge remote-tracking branch 'jorisdormans/master'
Fixed code format