test on 7.3, and include 0.17.0 in bitcoin tests
test on 7.3, and include 0.17.0 in bitcoin tests

Bit-Wasp/bitcoinconsensus-php,Bit-Wasp/bitcoinconsensus-php,Bit-Wasp/bitcoinconsensus-php,Bit-Wasp/bitcoinconsensus-php