rvm:
  - 1.8.7
  - 1.9.3
  - 2.1.5
  - 2.2.0
  - 2.2.1
  - 2.2.2
  - rbx-2

matrix:
  allow_failures:
    - rvm: 1.8.7

script:
  - bundle exec rake

sudo:
  false

cache:
  bundler

rvm:
  - 1.8.7
  - 1.9.3
  - 2.1.5
  - 2.2.0
  - 2.2.1
  - 2.2.2
  - rbx-2

matrix:
  allow_failures:
    - rvm: 1.8.7

Make Travis CI build faster
Make Travis CI build faster
