language: node_js
node_js:
  - "0.12"
  - "4"
env:
  - CXX="g++-4.8"
addons:
  apt:
    sources:
      - ubuntu-toolchain-r-test
    packages:
      - g++-4.8
      - gcc-4.8
before_install:
  - sudo apt-get update
  - sudo apt-get install libzmq3-dev