Finally fixed last bugs in undoing transform.
Finally fixed last bugs in undoing transform.

Agent007/deepchem,lilleswing/deepchem,miaecle/deepchem,deepchem/deepchem,miaecle/deepchem,rbharath/deepchem,miaecle/deepchem,peastman/deepchem,ktaneishi/deepchem,deepchem/deepchem,Agent007/deepchem,ktaneishi/deepchem,lilleswing/deepchem,joegomes/deepchem,joegomes/deepchem,rbharath/deepchem,lilleswing/deepchem,ktaneishi/deepchem,peastman/deepchem,Agent007/deepchem