[Gui] DlgMacro etc.: remove unused includes

src/Gui/DlgPreferencesImp.cpp

@@ -20,14 +20,12 @@
  *                                                                         *
  ***************************************************************************/
 
-
 #include "PreCompiled.h"
 #ifndef _PreComp_
 # include <cstring>
 # include <algorithm>
 # include <QApplication>
 # include <QDebug>
-# include <QDesktopWidget>
 # include <QGenericReturnArgument>
 # include <QMessageBox>
 # include <QScreen>
@@ -35,15 +33,16 @@
 # include <QScrollBar>
 #endif
 
-#include <Base/Exception.h>
-#include <Base/Console.h>
 #include <App/Application.h>
+#include <Base/Console.h>
+#include <Base/Exception.h>
+
 #include "DlgPreferencesImp.h"
 #include "ui_DlgPreferences.h"
-#include "PropertyPage.h"
-#include "WidgetFactory.h"
 #include "BitmapFactory.h"
 #include "MainWindow.h"
+#include "WidgetFactory.h"
+
 
 using namespace Gui::Dialog;