document the distinction between up_to_date and is_up_to_date
document the distinction between up_to_date and is_up_to_date

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