fix: abort signing thread if wallet is watching only
fix: abort signing thread if wallet is watching only

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