up to 9.1.2
up to 9.2 Authorization
up to 9.2.2 Requiring the right user
Test suite is not passing. Read again from ch 9.2
gave up on the 'PATCH' and 'HERE IS A FORM' tests, for now.
Test suite is passing. Don't pass 'use_capybara: true' to the log_in() method in the rspec tests.  Up to 9.2.3 Friendly Forwarding
up to 9.3
up to 9.3.2
up to 9.3.3
pagination with strong param
up to 9.3.4 Partial refactoring