updating release notes for 1.5.8 core
updating release notes for 1.5.8 core

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