New Capture and Static IP

Implemented static IPs on the cluster nodes.  Updated process to support
new image creation process with attached disks added in April PowerShell
updates.
Merge branch 'master' of https://github.com/devopscloudorg/azure-cdh

Conflicts:
	docs/Hadoop on Azure Virtual Machines Process POSH.docx
	docs/Hadoop on Azure Virtual Machines Process POSH.pdf
	posh/1_Management_Node.ps1
	posh/3_Cluster_Nodes.ps1