Make root object protected to allow access to the root object from

within subclasses.

Libs/XNAT/Core/ctkXnatListModel.h

@@ -44,7 +44,7 @@ public:
   QVariant data(const QModelIndex &index, int role) const;
   QVariant headerData(int section, Qt::Orientation orientation, int role) const;
 
-private:
+protected:
   ctkXnatObject* RootObject;
 };