Chapter 4 starter code.
Functional test now checks we can input a to-do item.
Refactored home page view to use a template.
Front page HTML now generated from a template.
Chapter 5 provided code.
Can now enter to-do items and display the most recent one.
Refactoring: removed duplication in funtional tests.
Model for list Items and associated migrations.
Redirect after post.
Refactoring: split test.
Show all items in template.
Chapter 6 provided code.
Made functional_tests an app, use LiveServerTestCase.
Added further requirements to functional test.
New URL, view and template to display lists.
Added URL for creating lists via POST.
Added List model that Items are associated with.
New URL and view for adding to existing lists.  Functional test passes.
Refactoring duplication in urls.