rvm:
  - 1.8.7
  - 1.9.3
  - 2.0.0
  - 2.1.*

branches:
  only:
    - master

rvm:
  - 1.8.7
  - 1.9.3
  - 2.0.0
  - 2.1.*
  - 2.2.*

branches:
  only:
    - master

Add ruby 2.2.0 on Travis-CI
Add ruby 2.2.0 on Travis-CI
