Add Static Pages controller.
Add minitest-reporters and web-console gems for testing.
Run migration in order to run tests - and edit te static 'home' and 'help' pages.
Write tests to check for page titles and update html for About, Home and Help views.
Un-rename the application layout. On an unrelated note, add 'provide' and 'yield' templating to the three views.
Reduce view HTML down to the necessary code to avoid duplication.
Remove the 'hello' action from the application controller and amend the root route to point at the static home page.