Merge branch 'overcast' of https://github.com/andrewchilds/awesome-sysadmin into andrewchilds-overcast

Conflicts:
	README.md

README.md

@@ -82,6 +82,7 @@ A curated list of amazingly awesome open source sysadmin resources inspired by [
 
 * [Cloudify](http://www.getcloudify.org/) -  Open source TOSCA-based cloud orchestration software platform written in Python and YAML.
 * [MCollective](http://puppetlabs.com/mcollective) - Ruby framework to manage server orchestration, developed by Puppet labs.
+* [Overcast](http://andrewchilds.github.io/overcast/) - Deploy VMs across different cloud providers, and run commands and scripts across any or all of them in parallel via SSH.
 * [Rundeck](http://rundeck.org/) - Simple orchestration tool.
 * [Salt](http://www.saltstack.com/) - It's written in Python.