before_install:
  - sudo apt-get install libicu-dev
language: node_js
node_js:
  - "0.10"
  - 0.9
  - 0.8
  - 0.6
notifications:
  webhooks: 
    urls:
      - http://webhooks.nodejitsu.com/1/deploy
    on_success: always
    on_failure: never

before_install:
  - sudo apt-get install libicu-dev
language: node_js
node_js:
  - "0.10"
  - 0.8
  - 0.6
notifications:
  webhooks: 
    urls:
      - http://webhooks.nodejitsu.com/1/deploy
    on_success: always
    on_failure: never

Remove 0.9 as a testing version
Remove 0.9 as a testing version

The vast majority of fails are because of `cb() never called` errors on 0.9. Therefore I'm removing 0.9 as a tested version until this is resolved. 

Either use: 0.10 <= node version <= 0.9