refactor: clean up all warnings by commenting or refactoring

src/core/client.rs

@@ -23,9 +23,9 @@ impl<'a> Client<'a> {
 		self.messenger.dispatch(&self.scenegraph)
 	}
 
-	pub fn get_messenger(&self) -> &Messenger<'a> {
-		&self.messenger
-	}
+	// pub fn get_messenger(&self) -> &Messenger<'a> {
+	// 	&self.messenger
+	// }
 	pub fn get_scenegraph(&self) -> &Scenegraph<'a> {
 		&self.scenegraph
 	}