+//! Returns stack of performed operations
+std::list<std::string> Model_Session::undoList()
+{
+ return ROOT_DOC->undoList();
+}
+//! Returns stack of rolled back operations
+std::list<std::string> Model_Session::redoList()
+{
+ return ROOT_DOC->redoList();
+}
+
+FeaturePtr Model_Session::createFeature(string theFeatureID, Model_Document* theDocOwner)