#1113 Link uml-reverse-mapper created class diagrams to readme, where needed

model-view-controller/README.md

@@ -15,6 +15,7 @@ the model, the view and the controller. Let the model manage the data, the view
 display the data and the controller mediate updating the data and redrawing the
 display.
 
+## Class diagram
 ![alt text](./etc/model-view-controller.png "Model-View-Controller")
 
 ## Applicability