Added tests to Ease functions
Added TweenGroup class
Added inheritance to TweenGroup from EventDispatcher and send a complete event when all the tweens are finished
Replace addTween to moveTo method in TweenGroup
Added tween group to Sprite class
Added a tweengroup animation in index.html
Added running flag to Tween
The tween added only start if it's the first one
Added module and tests for TweenGroup
TweenGroup dispatch a tween_completed event when a tween is finished and has more tweens in the queue
Added suport and tests to nested tweens
Refactor in tweens to accept the target in the constructor
Added scaleTo support and refactor in TweenGroup updatenexttweenproperties method
Added method tween.to and tests
Merge branch 'master' into gh-pages