Update ToDo.md

Author: dvd101x

ToDo.md

@@ -1,6 +1,7 @@
 
 ToDo
 ====
+- [ ] Update syntax to resemble ["the light format"](https://jupytext.readthedocs.io/en/latest/formats-scripts.html#the-light-format)
 - [ ] Details
   - [x] Cleanup
   - [x] JS docs
@@ -39,4 +40,4 @@ ToDo
   - [ ] IO
 - [ ] New nomenclature like iodide
 - [ ] File names
-- [ ] Dropdown or tabs
+- [ ] Dropdown or tabs