Updates
Added keypair create
Added Keystone OpenRC image
Added guide images
Added Neutron router create
Added Neutron net-create Horizon images
Added FloatingIP allocation: Horizon
DMZ network
Added DMZ diagram
Libvirt Image Preparation
Provided CentOS cloud image URLs
New tutorials
Modified prep tasks
Building Libvirt hosts
Modified user guides to user tutorials
Added tutorials
Added qemu-img create
TOC
Table of contents
Added OpenStack Keypair creation
Fixes
Fixed neutron commands
Fixed markdown
Restart libvirt after running cloudinit
Markdown fix