gsk: enable doc(feature)
// Copyright 2013-2018, The Gtk-rs Project Developers.
// See the COPYRIGHT file at the top-level directory of this distribution.
// Licensed under the MIT license, see the LICENSE file or <https://opensource.org/licenses/MIT>
-
+#![cfg_attr(feature = "dox", feature(doc_cfg))]
#![allow(clippy::let_unit_value)]
#![allow(clippy::new_without_default)]
#![allow(clippy::type_complexity)]
