add locktime cmdline support
add locktime cmdline support

asfin/electrum,vialectrum/vialectrum,neocogent/electrum,romanz/electrum,cryptapus/electrum,vertcoin/electrum-vtc,fujicoin/electrum-fjc,pooler/electrum-ltc,spesmilo/electrum,dabura667/electrum,pooler/electrum-ltc,pknight007/electrum-vtc,asfin/electrum,kyuupichan/electrum,romanz/electrum,vialectrum/vialectrum,pooler/electrum-ltc,wakiyamap/electrum-mona,cryptapus/electrum,pooler/electrum-ltc,fireduck64/electrum,molecular/electrum,fujicoin/electrum-fjc,kyuupichan/electrum,dabura667/electrum,dabura667/electrum,dabura667/electrum,asfin/electrum,vialectrum/vialectrum,vertcoin/electrum-vtc,pknight007/electrum-vtc,pknight007/electrum-vtc,digitalbitbox/electrum,fyookball/electrum,fireduck64/electrum,wakiyamap/electrum-mona,pknight007/electrum-vtc,kyuupichan/electrum,wakiyamap/electrum-mona,fyookball/electrum,molecular/electrum,fireduck64/electrum,spesmilo/electrum,digitalbitbox/electrum,spesmilo/electrum,vertcoin/electrum-vtc,cryptapus/electrum,fireduck64/electrum,digitalbitbox/electrum,fyookball/electrum,romanz/electrum,digitalbitbox/electrum,molecular/electrum,neocogent/electrum,molecular/electrum,neocogent/electrum,wakiyamap/electrum-mona,spesmilo/electrum,vertcoin/electrum-vtc,fujicoin/electrum-fjc