remove extraneous print
Fixes #82
Fixes #90
handle isotopic H better from ctabs
should not really need to do this
Merge branch 'master' of https://github.com/rdkit/rdkit
Fixes #91
Fixes #72
Merge branch 'master' of https://github.com/rdkit/rdkit
get java tests working
all pass except InChI test in rdkit.Chem