language: node_js
node_js:
  - '6'
before_install:
  - npm install -g grunt-cli
  - npm install
notifications:
  email:
    on_success: never

language: node_js
node_js:
  - '8'
before_install:
  - npm install -g grunt-cli
  - npm install
notifications:
  email:
    on_success: never

Update node lts to 8
Update node lts to 8
