Fixed High DPI Displays font and window scaling

The QApplication app was being created after the two QApplication::setAttribute for scaling where being called - so they never where applied to the window!

src/main.cpp

@@ -97,6 +97,8 @@ void logMessageOutput(QtMsgType type, const QMessageLogContext &context, const Q
  */
 int main(int argc, char *argv[])
 {
+    QApplication app( argc, argv );
+
     // This has the app draw at HiDPI scaling on HiDPI displays, usually two pixels for every one logical pixel
     QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
 
@@ -106,8 +108,6 @@ int main(int argc, char *argv[])
     QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
 #endif
 
-    QApplication app( argc, argv );
-
     // Install the message handler to log to file
     qInstallMessageHandler(logMessageOutput);