htmltotext needs a QGuiApplication, because QTextHtmlParser does
qtexthtmlparser.cpp:1945 does val.variant = QVariant(QGuiApplication::palette().link()); which crashes if there's no QGuiApplication CCMAIL: carl@carlschwan.eu
qtexthtmlparser.cpp:1945 does val.variant = QVariant(QGuiApplication::palette().link()); which crashes if there's no QGuiApplication CCMAIL: carl@carlschwan.eu
mentioned in commit 471593af