Fixed transformers that didn't call the superclass constructor
Fixed transformers that didn't call the superclass constructor

peastman/deepchem,miaecle/deepchem,lilleswing/deepchem,deepchem/deepchem,miaecle/deepchem,deepchem/deepchem,lilleswing/deepchem,miaecle/deepchem,lilleswing/deepchem,peastman/deepchem