Restructure the entire editor codebase to consistently match the message hierarchy

Closes #744

editor/src/messages/debug/debug_message.rs

@@ -0,0 +1,12 @@
+use crate::messages::prelude::*;
+
+use serde::{Deserialize, Serialize};
+
+#[impl_message(Message, Debug)]
+#[derive(PartialEq, Eq, Clone, Debug, Hash, Serialize, Deserialize)]
+pub enum DebugMessage {
+	ToggleTraceLogs,
+	MessageOff,
+	MessageNames,
+	MessageContents,
+}