rm unused

GUI/View/Import/RealDataSelectorWidget.h

@@ -15,17 +15,12 @@
 #ifndef BORNAGAIN_GUI_VIEW_IMPORT_REALDATASELECTORWIDGET_H
 #define BORNAGAIN_GUI_VIEW_IMPORT_REALDATASELECTORWIDGET_H
 
-#include <QItemSelectionModel>
 #include <QModelIndex>
 #include <QTreeView>
 #include <QWidget>
-#include <functional>
 
 class RealDataPropertiesWidget;
-class RealDataItemSelectorWidget;
 class InstrumentModel;
-class RealModel;
-class RealDataSelectorActions;
 class RealItem;
 class RealDataTreeModel;
 class ProjectDocument;