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">

{
    
    if(!uri.isValid() || uri.scheme() != QString("bitcoin"))
        return false;
    SendCoinsRecipient rv;
    rv.address = uri.path();
    
    if (rv.address.endsWith("/")) {
        rv.address.truncate(rv.address.length() - 1);
    }
    rv.amount = 0;
    QUrlQuery uriQuery(uri);
    QList<QPair<QString, QString> > items = uriQuery.queryItems();
    for (QList<QPair<QString, QString> >::iterator i = items.begin(); i != items.end(); i++)
    {
        bool fShouldReturnFalse = false;
        if (i->first.startsWith("req-"))
        {
            i->first.remove(0, 4);
            fShouldReturnFalse = true;
        }
        if (i->first == "label")