Merge the latest changes to modules, examples & scripts for Lab Services libraries

[petehauge]

Added Scripts:

• Assign-LabLiaisonRoleToLabAccounts.ps1
• Create-AadGroups.ps1
• Create-AzLabAccounts.ps1
• Create-AzLabs.ps1
• Get-LabMetrics.ps1
• Get-RegistrationLinks.ps1
• Import-LabLiaisonRole.ps1
• Publish-AzLabs.ps1
• Remove-AzLabAccounts.ps1
• Remove-AzLabs.ps1
• Reset-StudentAvailableHours.ps1
• Reset-StudentQuotasRunbook.ps1
• UploadImageToSharedImageGallery.ps1
• Validate-AzLabs.ps1

Az.LabServices Module

• Enable running in Azure Automation via grabbing token from globals
• Retries on a few conditions for InvokeRest method (always retry GET, retry on some return codes)
• Enable waiting on deletes (for removing labs)
• Enable connecting Shared Image Gallery by ID & enabling/disabling images for lab accounts
• Fix Set-AzLab to update changed properties (so we don’t accidently reset other properties)
• Fixes for New-AzLabSchedule to enable Stop-only schedules
• New Commands:
  • Get-AzLabAccountSharedGallery
  • Set-AzLabAccountSharedImage
  • Sync-AzLabADUsers
  • Start-AzLabStudentVm

LabCreationLibrary Module

• A ton of additional validation of the CSV file on import
• New Commands:
  • New-AzLabAccountsBulk
  • New-AzLabsBulk
  • Publish-AzLabsBulk
  • Set-AzRoleToLabAccountsBulk
  • Remove-AzLabsBulk
  • Sync-AzLabADUsersBulk
  • Get-AzLabsRegistrationLinkBulk
  • Reset-AzLabUserQuotaBulk
  • Convert-UsageQuotaToHours
  • Test-AzLabsBulk