appraise 'rails-4.0' do
  gem 'railties', '4.0.13'
  gem 'activesupport', '4.0.13'
end

appraise 'rails-4.1' do
  gem 'railties', '4.1.15'
  gem 'activesupport', '4.1.15'
end

appraise 'rails-4.2' do
  gem 'railties', '4.2.6'
  gem 'activesupport', '4.2.6'
end

appraise 'rails-5.0' do
  gem 'railties', '5.0.0'
  gem 'activesupport', '5.0.0'
end
