Change ops.rsc graph to chemistry.openphacts for 2.2
Change ops.rsc graph to chemistry.openphacts for 2.2

bridgedb/BridgeDb,egonw/BridgeDb,bridgedb/BridgeDb,bridgedb/BridgeDb,egonw/BridgeDb,bridgedb/BridgeDb,egonw/BridgeDb,egonw/BridgeDb,bridgedb/BridgeDb,egonw/BridgeDb