public override void Refresh()
        {
            _termSet.RefreshLoad();
            _termSet.Context.ExecuteQuery();
            base.Refresh();

            if (_termSet.IsPropertyAvailable("Description"))
            {
                SetProp("Description", _termSet.Description, false);
            }
            if (_termSet.IsPropertyAvailable("Contact"))
            {
                SetProp("Contact", _termSet.Contact, false);
            }
            if (_termSet.IsPropertyAvailable("IsOpenForTermCreation"))
            {
                SetProp("IsOpenForTermCreation", _termSet.IsOpenForTermCreation, false);
            }
        }