os:
  - osx
language: ruby
rvm:
  - 2.2.1
before_install: gem install bundler -v 1.10.6
cache: bundler

language: ruby
rvm:
  - 2.0.0
  - 2.1.6
  - 2.2.2
before_install: gem install bundler -v 1.10.6
cache: bundler

Test multiple versions of ruby.
Test multiple versions of ruby.
