fct comment

GUI/coregui/Models/RealDataItem.cpp

@@ -170,7 +170,7 @@ void RealDataItem::setNativeOutputData(OutputData<double>* data)
     nativeData()->setOutputData(data); // takes ownership of odata
 }
 
-//! Creates data item if not existing so far.
+//! Creates and inserts a data item except if such item with same tag already exists.
 //! Checks for rank compatibility if already existing.
 //! No further initialization (like clearing the data etc).