language: node_js
node_js:
  - "4"

script:
  - "npm run nsp && npm run lint && npm test"

notifications:
  email: false

sudo: false

before_install:
 - "npm install -g npm@latest"

language: node_js
node_js:
  - "4"
  - "5"

script:
  - "npm run nsp && npm run lint && npm test"

notifications:
  email: false

sudo: false

before_install:
 - "npm install -g npm@latest"

Add test for node v5
Add test for node v5