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">

class SendCoinsRecipient;
namespace interfaces
{
    class Node;
}
QT_BEGIN_NAMESPACE
class QAbstractItemView;
class QDateTime;
class QFont;
class QLineEdit;
class QUrl;
class QWidget;
QT_END_NAMESPACE
/** Utility functions used by the Bitcoin Qt UI.
 */
namespace GUIUtil
{
    
    QString dateTimeStr(const QDateTime &datetime);
    QString dateTimeStr(qint64 nTime);
    
    QFont fixedPitchFont();
    
    void setupAddressWidget(QValidatedLineEdit *widget, QWidget *parent);
    
    bool parseBitcoinURI(const QUrl &uri, SendCoinsRecipient *out);
    bool parseBitcoinURI(QString uri, SendCoinsRecipient *out);
    QString formatBitcoinURI(const SendCoinsRecipient &info);