made this branch to try a shading tutorial on just one cube
Revert "made this branch to try a shading tutorial on just one cube"

This reverts commit db0604068df5e1184094a39363336b93bc40e2b6.
I think I'm going to simplify it even further, then come back to this branch.
Merge branch 'stable'

Conflicts:
	RotCube/cube.html
	RotCube/cube.js
merging