language: ruby

rvm:
  - 1.9.3
  - 2.0.0
  - 2.1

sudo: false

language: ruby

cache: bundler

rvm:
  - 1.9.3
  - 2.0.0
  - 2.1

Configure Travis for better performance
[TASK] Configure Travis for better performance

* Set sudo: false. This allows Travis to use the new container-based
  infrastrukture, which should speed up the builds.

* Enable bundler caching.

Closes #9
