network: separate callbacks from unanswered_requests
network: separate callbacks from unanswered_requests

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