before_install:
  - gem install bundler

script:
  - bundle exec rake

rvm:
 - 2.0.0
 - 2.2.5
 - 2.3.3
 - 2.4.0

gemfile:
  - Gemfile

before_install:
  - gem install bundler

script:
  - bundle exec rake

rvm:
 - 2.3.3
 - 2.4.0

gemfile:
  - Gemfile

Drop < 2.3.0 ruby support in Travis
Drop < 2.3.0 ruby support in Travis

Bundler no longer supports these platforms