language: node_js
node_js:
  - "0.10"
  - "0.12"
  - "iojs-v2.5.0"
  - "4.1"
before_install: "sudo apt-get update && sudo apt-get install -y pngcrush && npm install -g npm && npm cache clean"
script: "npm run-script travis"

language: node_js
node_js:
  - "0.10"
  - "0.12"
  - "4"
  - "6"
  - "7"
before_install: "sudo apt-get update && sudo apt-get install -y pngcrush && npm install -g npm && npm cache clean"
script: "npm run-script travis"

Build with node.js 4, 6, and 7.
Travis: Build with node.js 4, 6, and 7.
