add Jenkins CI

README.md

@@ -364,6 +364,7 @@ CMS are a practical way to setup a website with many features. CMS often come wi
   * [Stash](https://www.atlassian.com/software/stash) `⊘ Proprietary` - An enterprise-level Git solution similar to GitLab `Java`
   * [Pairjam](http://pairjam.com/) -  Real-time web-based collaborative coding ([Source code](https://github.com/neerajwahi/pairjam))
   * [Codiad](http://codiad.com/) - a web-based IDE framework with a small footprint and minimal requirements. ([Source code](https://github.com/Codiad/Codiad))
+  * [Jenkins](https://jenkins-ci.org/) - Continuous Integration Server ([Source Code](https://github.com/jenkinsci/jenkins/) `MIT` `Java`
 
 ## Text Editors
  * [dillinger](http://dillinger.io/) - The last Markdown editor, ever. ([Source code](https://github.com/joemccann/dillinger/)) `MIT` `Nodejs`