Update README.md

Author: judgej

README.md

@@ -75,8 +75,12 @@ be found with a simple PHP function like this:
 That runs on the server and provides the server settings to insert into the JavaScript
 initialisation, and will return 1000 by default on most PHP servers.
 
+## Demo
+
 A simple demo (index.php in this project) is running here: [http://www.acadweb.co.uk/maxsubmit/]
 
+## Future Development
+
 The jQuery plugin and the PHP function are the two building blocks. I intend to wrap them into a
 simple WordPress plugin next. Just install it along with your WooCommerce plugin, and it will stop
 you breaking your products with dozens of variations. Christmas may get in the way first ;-)