- seperated different light types into seperate custom elements
 * cleaned up attributes
 * coherent inheritence
- fixed bad import path of polymer.js when used as a component
- commented out obsolete code before removal
- removed three-axis helper from helpers component file
 *  it now live in the usco/three-js-helpers repository
-removed useless elements
- restructured controls/camera injection /referencing
 * more coherent
 * can now either reference another camera/controls by id or
include as sub element
- added rezing support
- started experimenting with ways to improve picking performance (mostly for hover effects)
- minor adjustments some of the libs
- added more demos