language: node_js
node_js:
  - "4.0"
  - "iojs"
  - "0.12"
  - "0.11"
  - "0.10"
  - "0.8"
  - "0.6"

sudo: false
  
before_install:
  npm install -g npm@'>=1.4.3'

matrix:
  allow_failures:
    - node_js: "0.8"
    - node_js: "0.6"