Continous Delivery with Travis CI

.travis.yml

language: node_js
node_js:
- '0.11'
notifications:
  email: false
deploy:
  - provider: heroku
    api_key:
      secure: ...
    app: some-app
    on:
      repo: myuser/myrepo
      tags: true
      all_branches: true
  - provider: heroku
    api_key:
      secure: ...
    app: some-app-staging
    on:
      repo: myuser/myrepo
      branch: master