Modify Gemfile per listing 3.1.
Run 'bundle install --without production' and 'bundle update'.
Modify .gitignore per listing 1.7.
Modify secret_token.rb per listing 3.2.
Run 'rails generate rspec:install'.
Modify README.md per listing 3.3.
Run 'rails generate controller StaticPages home help --no-test-framework'.
Run 'rails generate integration_test static_pages'.
Modify static_pages_spec.rb per listing 3.9.
Modify spec_helper.rb per listing 3.10.
Modify home.html.erb per listing 3.11.
Modify static_pages_spec.rb per listing 3.12.
Modify help.html.erb per listing 3.13.
Modify static_pages_spec.rb per listing 3.14.
Add 'about' route per listing 3.15.
Add 'about' controller per listing 3.16.
Add 'about' view per listing 3.17.
Add specs that test for appropriate static-page titles per listing 3.19.
Modify static-page views per listings 2.19-22.
Modify static-page views per listings 3.23-25.