test_transaction: add BCDataStream test case
test_transaction: add BCDataStream test case

cryptapus/electrum-myr,wakiyamap/electrum-mona,molecular/electrum,pknight007/electrum-vtc,procrasti/electrum,aasiutin/electrum,romanz/electrum,kyuupichan/electrum,dabura667/electrum,pknight007/electrum-vtc,kyuupichan/electrum,lbryio/lbryum,fyookball/electrum,protonn/Electrum-Cash,argentumproject/electrum-arg,dashpay/electrum-dash,fireduck64/electrum,fujicoin/electrum-fjc,vertcoin/electrum-vtc,fyookball/electrum,cryptapus/electrum-uno,cryptapus/electrum,argentumproject/electrum-arg,fyookball/electrum,wakiyamap/electrum-mona,pooler/electrum-ltc,dabura667/electrum,kyuupichan/electrum,dashpay/electrum-dash,procrasti/electrum,cryptapus/electrum-uno,FairCoinTeam/electrum-fair,protonn/Electrum-Cash,cryptapus/electrum-myr,fireduck64/electrum,dabura667/electrum,protonn/Electrum-Cash,spesmilo/electrum,FairCoinTeam/electrum-fair,pooler/electrum-ltc,protonn/Electrum-Cash,cryptapus/electrum-myr,neocogent/electrum,argentumproject/electrum-arg,spesmilo/electrum,cryptapus/electrum-uno,spesmilo/electrum,spesmilo/electrum,asfin/electrum,pooler/electrum-ltc,wakiyamap/electrum-mona,neocogent/electrum,dashpay/electrum-dash,cryptapus/electrum-uno,aasiutin/electrum,vialectrum/vialectrum,vialectrum/vialectrum,vialectrum/vialectrum,pknight007/electrum-vtc,FairCoinTeam/electrum-fair,asfin/electrum,pooler/electrum-ltc,procrasti/electrum,cryptapus/electrum-myr,lbryio/lbryum,imrehg/electrum,molecular/electrum,vertcoin/electrum-vtc,romanz/electrum,pknight007/electrum-vtc,procrasti/electrum,dabura667/electrum,molecular/electrum,asfin/electrum,romanz/electrum,argentumproject/electrum-arg,vertcoin/electrum-vtc,imrehg/electrum,fujicoin/electrum-fjc,aasiutin/electrum,fireduck64/electrum,dashpay/electrum-dash,vertcoin/electrum-vtc,digitalbitbox/electrum,FairCoinTeam/electrum-fair,fujicoin/electrum-fjc,molecular/electrum,fireduck64/electrum,cryptapus/electrum,digitalbitbox/electrum,neocogent/electrum,digitalbitbox/electrum,digitalbitbox/electrum,imrehg/electrum,wakiyamap/electrum-mona,cryptapus/electrum,imrehg/electrum,aasiutin/electrum