added licenced vs nonlicenced distinction

data/Networks/internal_APID_ChEMBL.gt

data/Networks/internal_APID_DGIdb.gt

data/Networks/internal_APID_Drug Central.gt

data/Networks/internal_APID_DrugBank.gt

data/Networks/internal_APID_NeDRex.gt

data/Networks/internal_APID_NeDRex_licenced.gt

data/Networks/internal_APID_drugbank_licenced.gt

data/Networks/internal_APID_drugcentral.gt

data/Networks/internal_BioGRID_ChEMBL.gt

data/Networks/internal_BioGRID_DGIdb.gt

data/Networks/internal_BioGRID_Drug Central.gt

data/Networks/internal_BioGRID_DrugBank.gt

data/Networks/internal_BioGRID_NeDRex.gt

data/Networks/internal_IID_ChEMBL.gt

data/Networks/internal_IID_DGIdb.gt

data/Networks/internal_IID_Drug Central.gt

data/Networks/internal_IID_DrugBank.gt

data/Networks/internal_IID_NeDRex.gt

data/Networks/internal_IntAct_ChEMBL.gt

data/Networks/internal_IntAct_DGIdb.gt