add ruby-gemset and ruby-version
figured out email schema
separate ratings from reviews in our plan
Renée answered ?s re searching reviews
add haml
haml in gemfile.lock
bundle install haml
Merge branch 'books'
move sqlite to test/devel, add rspec-rails, pg, rake
rails g rspec:install
add SimpleCov
more simplecov

ignore generated coverage files
single quotes in test_helper
add simplecov to spec_helper
add travis
add travis badge to README
added haml email templates and functions to library_mailer