add the billboard axis
add a option to create animation instances without sharing the animation geometry
merge fix for shared materials
merge update for issue #437
small update to applyContainer
new Mesh(null) will add default geometry in the constructor
calculate the interpolated value to make it more smooth
Merge branch 'dev' of https://github.com/away3d/away3d-core-fp11.git into dev
Merge remote-tracking branch 'away3d/dev' into pro3games