Fix various warnings

src/widgets/mod.rs

@@ -22,6 +22,8 @@ pub use toplevels::toplevels;
 mod visibility_wrapper;
 pub use visibility_wrapper::visibility_wrapper;
 
+// Widget for debugging
+#[allow(dead_code)]
 pub fn layout_wrapper<'a, Msg, T: Into<cosmic::Element<'a, Msg>>>(
     inner: T,
 ) -> LayoutWrapper<'a, Msg> {

src/widgets/visibility_wrapper.rs

@@ -106,5 +106,4 @@ impl<'a, Msg: 'a> From<VisibilityWrapper<'a, Msg>> for cosmic::Element<'a, Msg>
     fn from(widget: VisibilityWrapper<'a, Msg>) -> Self {
         cosmic::Element::new(widget)
     }
-
 }