language: node_js
node_js:
  - "0.12"
  - "0.11"
  - "0.10"

before_script:
  - npm test  

notifications:
  - email: true
language: node_js
node_js:
  - "6"
  - "8"

before_script:
  - npm test  

notifications:
  - email: true

Upgrade node versions for CI
Upgrade node versions for CI

Version "0.12", "0.11", "0.10" are very out of date. So, Upgrade to 6 and 8.