Add Flynn

Flynn deploys apps, scales apps, and manages databases with best practices right out of the box.

README.md

@@ -115,6 +115,7 @@
 * [Cobbler](http://www.cobblerd.org/) - Cobbler is a Linux installation server that allows for rapid setup of network installation environments.
 * [Cracow Cloud One - Polish Private Cloud](http://cc1.ifj.edu.pl/) - The CC1 system provides a complete solution for Private Cloud Computing.
 * [Eucalyptus](https://www.eucalyptus.com/) - Open source private cloud software with AWS compatibility.
+* [Flynn](https://flynn.io) - Open source PaaS
 * [Mesos](http://mesos.apache.org/) - Develop and run resource-efficient distributed systems.
 * [OpenNebula](http://opennebula.org/) - An user-driven cloud management platform for sysadmins and devops.
 * [Openshift](http://www.openshift.org) - OpenShift is a platform as a service product from Red Hat.