kivy: fixes for on_qr
kivy: fixes for on_qr

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