rvm:
  - 1.8.7
  - 1.9.2
  - 1.9.3
  - 2.0.0
env:
  - CHEF_VERSION="~> 0.9.18"
  - CHEF_VERSION="~> 0.10.10"
  - CHEF_VERSION="~> 10.14.4"
  - CHEF_VERSION="~> 10.16.4"
matrix:
  allow_failures:
    - rvm: 2.0.0

rvm:
  - 1.8.7
  - 1.9.2
  - 1.9.3
  - 2.0.0
env:
  - CHEF_VERSION=
  - CHEF_VERSION="~> 0.9.18"
  - CHEF_VERSION="~> 0.10.10"
  - CHEF_VERSION="~> 10.14.4"
  - CHEF_VERSION="~> 10.16.4"
matrix:
  allow_failures:
    - rvm: 2.0.0

Test also against latest Chef release
Test also against latest Chef release

Currently 10.18.2 which is not covered by previous build matrix.
