sudo: false
 language: node_js
 node_js:
   - "0.10"
   - "0.11"
   - "0.12"
   - "iojs"
   - "4"
   - "6"
   - "8"
   - "10"
   - "12"
   - "node"

 env:
   - CXX=g++-4.8
 addons:
   apt:
     sources:
       - ubuntu-toolchain-r-test
     packages:
       - gcc-4.8
       - g++-4.8