changed dashArray to dash.  started chipping away at the Shape docs
halfway finished with updating Shape docs
added support for Factor getter setter validators
reverted center attr back to offset.  I think it's more confusing
added back compat Factor method and plugged in the methods that changed with the 5.0.0 release
removed Polar Tests and make a few tweaks to Node
added Node unit test
continued working on Shape docs
finished Shape docs
updated Node and Shape param docs
checking in jsdoc dir so people can generate docs themselves
evt and bubble is optional
getCanvas, getHitCanvas and getContext is Layer methods right?
toDataURL don't need callback. It is sync function.
toImage don't return image - because async.
Container's `add` return this
find returns Collection
hasChildren returns Boolean
getPointerPosition return object
tween methods are chainable