language: ruby
rvm:
  - 1.8.7
  - ree
  - 1.9.3
  - 2.0.0
  - 2.1.9
  - 2.2.5
  - 2.3.1
  - ruby-head
  - jruby-1.7.20
  - jruby-9.0.5.0
  - jruby-head
  - rbx-2
matrix:
  allow_failures:
    - rvm: ruby-head
    - rvm: jruby-head
    - rvm: rbx-2
before_install:
  - gem update bundler