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">

{
    setCurrentWidget(overviewPage);
}
void WalletView::gotoHistoryPage()
{
    setCurrentWidget(transactionsPage);
}
void WalletView::gotoReceiveCoinsPage()
{
    setCurrentWidget(receiveCoinsPage);
}
void WalletView::gotoSendCoinsPage(QString addr)
{
    setCurrentWidget(sendCoinsPage);
    if (!addr.isEmpty())
        sendCoinsPage->setAddress(addr);
}
void WalletView::gotoSignMessageTab(QString addr)