$ bundle install --jobs=3 --retry=3 --path=${BUNDLE_PATH:-vendor/bundle}
$ ./go build
/home/travis/.rvm/rubies/ruby-2.2.3/lib/ruby/site_ruby/2.2.0/rubygems/dependency.rb:315:in `to_specs': Could not find 'bundler' (>= 0) among 45 total gem(s) (Gem::LoadError)
Checked in 'GEM_PATH=/home/travis/build/18F/web-design-standards/vendor/bundle/ruby/2.2.0', execute `gem env` for more information
    from /home/travis/.rvm/rubies/ruby-2.2.3/lib/ruby/site_ruby/2.2.0/rubygems/dependency.rb:324:in `to_spec'
    from /home/travis/.rvm/rubies/ruby-2.2.3/lib/ruby/site_ruby/2.2.0/rubygems/core_ext/kernel_gem.rb:64:in `gem'
    from /home/travis/.rvm/gems/ruby-2.2.3/bin/bundle:22:in `<main>'
    from /home/travis/.rvm/gems/ruby-2.2.3/bin/ruby_executable_hooks:15:in `eval'
    from /home/travis/.rvm/gems/ruby-2.2.3/bin/ruby_executable_hooks:15:in `<main>'