Add a note for todo list app

Author: gernest

README.md

@@ -30,6 +30,8 @@ After two years of playing with golang, I have looked on some of my projects and
 So, `utron` is my reimagining of lightweight MVC, that maintains the golang spirit, and works seamlessly with the current libraries.
 
 
+__ NOTE_: For a better view of the todo list application [see utron-todo](https://github.com/gernest/utron-todo)
+
 ## Installation
 
 `utron` works with Go 1.4+