Expose Draw Order in the Modify extension

src/ui/ribbon/modify_tools/13_draworder.rs

@@ -0,0 +1,6 @@
+Tool {
+    command: "DRAWORDER_FRONT",
+    label: "Draw Order",
+    icon: include_bytes!(concat!(env!("CARGO_MANIFEST_DIR"), "/assets/icons/modify_draworder.svg")),
+    options: &[("DRAWORDER_FRONT", "Bring to Front"), ("DRAWORDER_BACK", "Send to Back"), ("DRAWORDER_ABOVE", "Bring Above Objects"), ("DRAWORDER_UNDER", "Send Under Objects")],
+}