sudo: false
language: node_js
node_js:
  - "0.10"
  - "0.12"
  - "iojs"

sudo: false
language: node_js
node_js:
  - "0.10"
  - "0.12"
  - "iojs"
  - "4.0"

Add Node.js v4.0 as a target to TravisCI.
Add Node.js v4.0 as a target to TravisCI.
