Does not work with latest dependencies

[paolodm]

This was a really helpful tutorial and I hope you can fix it to work with the latest dependencies. This is the error I receive when running PACTO_MODE=validate bundle exec rake test:live

paolo.delmundo:~/tmp/pacto-tutorial [git: completed] $ PACTO_MODE=validate bundle exec rake test:live
/Users/paolo.delmundo/.rvm/rubies/ruby-1.9.3-p448/bin/ruby -I/Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-core-3.3.2/lib:/Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-support-3.3.0/lib /Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-core-3.3.2/exe/rspec --pattern spec/\*\*\{,/\*/\*\*\}/\*_spec.rb
/Users/paolo.delmundo/tmp/pacto-tutorial/spec/pacto_modes/validate.rb:3:in `block in <top (required)>': undefined method `load_all' for Pacto:Module (NoMethodError)
    from /Users/paolo.delmundo/tmp/pacto-tutorial/spec/pacto_modes/validate.rb:1:in `each'
    from /Users/paolo.delmundo/tmp/pacto-tutorial/spec/pacto_modes/validate.rb:1:in `<top (required)>'
    from /Users/paolo.delmundo/tmp/pacto-tutorial/spec/spec_helper.rb:9:in `require'
    from /Users/paolo.delmundo/tmp/pacto-tutorial/spec/spec_helper.rb:9:in `<top (required)>'
    from /Users/paolo.delmundo/tmp/pacto-tutorial/spec/external_request_spec.rb:1:in `require'
    from /Users/paolo.delmundo/tmp/pacto-tutorial/spec/external_request_spec.rb:1:in `<top (required)>'
    from /Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-core-3.3.2/lib/rspec/core/configuration.rb:1327:in `load'
    from /Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-core-3.3.2/lib/rspec/core/configuration.rb:1327:in `block in load_spec_files'
    from /Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-core-3.3.2/lib/rspec/core/configuration.rb:1325:in `each'
    from /Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-core-3.3.2/lib/rspec/core/configuration.rb:1325:in `load_spec_files'
    from /Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-core-3.3.2/lib/rspec/core/runner.rb:102:in `setup'
    from /Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-core-3.3.2/lib/rspec/core/runner.rb:88:in `run'
    from /Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-core-3.3.2/lib/rspec/core/runner.rb:73:in `run'
    from /Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-core-3.3.2/lib/rspec/core/runner.rb:41:in `invoke'
    from /Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-core-3.3.2/exe/rspec:4:in `<main>'
/Users/paolo.delmundo/.rvm/rubies/ruby-1.9.3-p448/bin/ruby -I/Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-core-3.3.2/lib:/Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-support-3.3.0/lib /Users/paolo.delmundo/.rvm/gems/ruby-1.9.3-p448/gems/rspec-core-3.3.2/exe/rspec --pattern spec/\*\*\{,/\*/\*\*\}/\*_spec.rb failed