Talk:OpenStack

CERN docs on OpenStack, might be helpful https://clouddocs.web.cern.ch/clouddocs/
Add a section about CloudInit? http://cloudinit.readthedocs.io/en/latest/ Want some clarity about the differences between an image, a snapshot, and a bootable volume, as well as "Boot from image (creates new volume)" and "Boot from volume snapshot (creates new volume)".