---
machine:
  ruby:
    version: '2.2.3'
test:
  override:
    - bundle exec rake ci

---
machine:
  ruby:
    version: '2.2.3'
dependencies:
  pre:
    - gem install bundler
test:
  override:
    - bundle exec rake ci

Add bundler to CircleCI config
Add bundler to CircleCI config
