sudo: false
language: ruby
rvm:
  - 2.3.1
before_install: gem install bundler -v 1.13.1

sudo: false
language: ruby
rvm:
  - 2.1.8
  - 2.2.5
  - 2.3.1
before_install: gem install bundler -v 1.13.1

Test against Ruby 2.1 & 2.2
CI: Test against Ruby 2.1 & 2.2
