language: ruby
rvm:
  - ruby-head
  - 2.2
  - 2.1
  - 2.0.0
  - 1.9.3
branches:
  only:
    - master

language: ruby
rvm:
  - ruby-head
  - 2.4.0
  - 2.3
  - 2.2
  - 2.1
  - 2.0.0
branches:
  only:
    - master

Build on only Ruby 2.x.x versions
Build on only Ruby 2.x.x versions
