devops 几个方便的工具
1. fake API
[canned](https://github.com/sideshowcoder/canned ) fake API.
[wiremock](http://wiremock.org/) fake API.
2. ci/cd
[buildbot](http://buildbot.net/ ) open source CI server.
[hubot](http://hubot.github.com/ ) chatbot from GitHub.
[Shippable](http://shippable.com/) hosted CI solution built on Docker with Webhooks
[Werker](http://wercker.com/ ) hosted CI solution built on Docker with Webhooks
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