zlib added to install script
zlib added to install script

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