qt paytoedit: better height adjustment
qt paytoedit: better height adjustment

was sometimes weird...
e.g. pasting several lines of outputs would leave the textedit single line

fujicoin/electrum-fjc,vialectrum/vialectrum,wakiyamap/electrum-mona,spesmilo/electrum,neocogent/electrum,pooler/electrum-ltc,neocogent/electrum,wakiyamap/electrum-mona,wakiyamap/electrum-mona,neocogent/electrum,spesmilo/electrum,pooler/electrum-ltc,pooler/electrum-ltc,wakiyamap/electrum-mona,pooler/electrum-ltc,vialectrum/vialectrum,spesmilo/electrum,spesmilo/electrum,fujicoin/electrum-fjc,fujicoin/electrum-fjc,vialectrum/vialectrum