language: node_js
node_js:
  - "node"
  - "6"
  - "4"
script: npm run build && npm test
language: node_js
node_js:
  - "node"
  - "6"
script: npm run build && npm test
Remove Node.js 4 build from CI
Remove Node.js 4 build from CI

Temporarily remove this due to issues with libraries used for testing.
