language: ruby
rvm:
  - "1.9.2"
  - "1.9.3"
  - "2.0.0"
  - "2.1.1"
  - jruby-19mode
  - rbx
services:
  - redis-server

language: ruby
rvm:
  - "1.9.2"
  - "1.9.3"
  - "2.0.0"
  - "2.1.1"
  - jruby-19mode
  - rbx
services:
  - redis-server
before_install:
  - gem install bundler

Install latest bundler on Travis
Install latest bundler on Travis

Thanks @eugeneius
