kivy: improve tx dialog layout
kivy: improve tx dialog layout

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