static void AddPropertiesAndItems(TimedNode root, List <TreeNode> roots)
            {
                Folder properties = root.FindChild <Folder>(Strings.Properties);

                if (properties != null)
                {
                    roots.Add(properties);
                }

                Folder items = root.FindChild <Folder>(Strings.Items);

                if (items != null)
                {
                    roots.Add(items);
                }

                var reassignments = root.FindChild <TimedNode>(Strings.PropertyReassignmentFolder);

                if (reassignments != null)
                {
                    roots.Add(reassignments);
                }
            }