Updated VRMLLoader to use object.quaternion.

Updated VRMLLoader to use object.quaternion instead of object.rotation
as mentioned in issue mrdoob/three.js#3728
Removed a comment
Trying to make an example for VRMLLoader.

Trying to make an example for VRMLLoader based on the VTKLoader example
to test the fix mentioned in mrdoob/three.js#3728 , but I'm getting a
"Cannot read property 'length' of undefined" error.
Merge branch 'dev' of https://github.com/wildpeaks/three.js into dev