appraise 'rails32' do
  gem 'rails', '~> 3.2.0'
end

appraise 'rails40' do
  gem 'rails', '~> 4.0.0'
end

appraise 'sinatra14' do
 gem 'sinatra',  '~> 1.4.0'
end

appraise 'unit' do
end