remove session kwarg from rpc_call
remove session kwarg from rpc_call

CounterpartyXCP/counterparty-lib,F483/counterparty-lib,CounterpartyXCP/counterparty-lib,coinwarp/dogeparty-lib,tokenly/counterparty-lib,monaparty/counterparty-lib,monaparty/counterparty-lib,F483/counterparty-lib