language: node_js
node_js:
- "6"
- "6.1"
- "5"
- "4.5"
before_script:
  - npm install -g gulp
script: gulp
language: node_js
node_js:
- "8"
- "7"
- "6"
before_script:
  - npm install -g gulp
script: gulp
Add support for Node 7 and 8, remove support for Node 4 and 5
Add support for Node 7 and 8, remove support for Node 4 and 5
