fix callback of settings_dialog
fix callback of settings_dialog

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