language: ruby
install: ./script/bootstrap
script: ./script/cibuild
rvm:
  - 1.9.3
  - 2.0.0
  - 2.1.1
  - 2.2
notifications:
  email: false

language: ruby
sudo: false
install: ./script/bootstrap
script: ./script/cibuild
rvm:
  - 1.9.3
  - 2.0
  - 2.1
  - 2.2
notifications:
  email: false

Update Travis yml config file.
Update Travis yml config file.

- sudo: false

More RAM, dedicated cpu cores, awesome network performance, fantastic
VM boot times.

> Using our new container-based stack only requires one additional line
in your .travis.yml:
> `sudo: false`

Source:
http://blog.travis-ci.com/2014-12-17-faster-builds-with-container-based-
infrastructure/

- Test against latest 2.0 and 2.1.
