Information in the progress window (example: rescan) is displayed capped to fixed size instead of contents.

<img width="209" alt="screenshot 2018-12-21 at 14 58 20" src="https://user-images.githubusercontent.com/26601261/50345943-0bbd4300-0531-11e9-9c6c-e277ac69eb0c.png">

{
}
void WalletView::setBitcoinGUI(BitcoinGUI *gui)
{
    if (gui)
    {
        
        connect(overviewPage, &OverviewPage::transactionClicked, gui, &BitcoinGUI::gotoHistoryPage);
        
        connect(sendCoinsPage, &SendCoinsDialog::coinsSent, gui, &BitcoinGUI::gotoHistoryPage);
        
        connect(this, &WalletView::message, [gui](const QString &title, const QString &message, unsigned int style) {
            gui->message(title, message, style);
        });
        
        connect(this, &WalletView::encryptionStatusChanged, gui, &BitcoinGUI::updateWalletStatus);
        
        connect(this, &WalletView::incomingTransaction, gui, &BitcoinGUI::incomingTransaction);
        
        connect(this, &WalletView::hdEnabledStatusChanged, gui, &BitcoinGUI::updateWalletStatus);
    }
}
void WalletView::setClientModel(ClientModel *_clientModel)
{
    this->clientModel = _clientModel;
    overviewPage->setClientModel(_clientModel);
    sendCoinsPage->setClientModel(_clientModel);
}
void WalletView::setWalletModel(WalletModel *_walletModel)