language: node_js
node_js:
  - '4.7.3'
  - '6.9.5'
  - '7.5.0'
after_script:
  - npm run coveralls
language: node_js
node_js:
  - '4.8.4'
  - '6.11.1'
  - '8.2.1'
after_script:
  - npm run coveralls

Update Node versions for CI
Update Node versions for CI
