rvm:
  - 1.8.7
  - 1.9.2
  - 1.9.3
  - rbx-19mode
  - rbx-18mode
  - ree
script: script/ci.sh

rvm:
  - 2.2
  - 2.1
  - 2.0
  - rbx-19mode
  - rbx-18mode
install:
  - gem install bundler
  - bundle
script: script/ci.sh
sudo: required

Update Travis config to run with modern gems and rubies
Update Travis config to run with modern gems and rubies

- Update bundler
- Bundle install gems
- Remove Rubies < 2.0, since they can't install all gems
- Remove Ruby Enterprise Edition, which has been deprecated since 2012
- Make Travis run with root required
