Improve Salt description.

README.md

@@ -94,7 +94,7 @@ A curated list of amazingly awesome open source sysadmin resources inspired by [
 * [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.
+* [Salt](http://www.saltstack.com/) - Fast, scalable and flexible systems management software written in Python/ZeroMQ.
 
 ## Cloud Storage