3.1 Gemfile
Gemfile: Use ruby 2.1 instead of 2.0
bundle install --without production --binstubs
3.2 Dynamically generate a secret token
git reset bundlers --binstubs. This is causing an error on rspec:install
$ bundle install --without production
rename app to Hartl. Default name was based on directory /vagrant
$ rails generate rspec:install
Add link to this Rails Tutorial (Hartl)