Update for server 2016 - Githubissues

Changes to script based on testing with Windows Server 2016 and Windows 10.

Update Readme to provide additional clarity about how the script and first boot function
Update to version 1.1
Line 91: Resolve error: msft_netipaddress already exists
Line 129: Correct expression for drives with no drive letter
Line 148 - Line 164: Change to get-wmiobject for consistency with following lines and refactor
Line 149: Add device type to filter out drivers other than local disk
Lines 153 - 155: Filter out system drive from drive letter assignment as driver is assigned by default

fabiendupont / ims.premigration-windows