Modified custom scripts so that the installs only run once. Added -Force to...

Modified custom scripts so that the installs only run once.  Added -Force to Set-WSManQuickConfig to fix error about running PS in non-interactive mode.  Added some debugging echos to help troubleshoot.

resources/custom_scripts/RunAfterWindowsUpdates.ps1

+Write-Host "BEGIN RunAfterUpdates"
+if (!(Test-Path C:\UnattendResources\CustomResources\PS7.done))
+{
+Write-Host "Installing PS 7"
 Invoke-Expression "& { $(Invoke-Restmethod https://aka.ms/install-powershell.ps1) } -UseMSI -Quiet"
+$null > C:\UnattendResources\CustomResources\PS7.done
+Write-Host "Done Installing PS 7"
+}
 
-Set-WSManQuickConfig
+if (!(Test-Path C:\UnattendResources\CustomResources\ANS.done))
+{
+Write-Host "Config winrm for ansible"
+Set-WSManQuickConfig -Force
+$url = "https://raw.githubusercontent.com/ansible/ansible/devel/examples/scripts/ConfigureRemotingForAnsible.ps1"
+$file = "$env:temp\ConfigureRemotingForAnsible.ps1"
 
-iex ((New-Object System.Net.WebClient).DownloadString('https://raw.githubusercontent.com/ansible/ansible/devel/examples/scripts/ConfigureRemotingForAnsible.ps1'))
+(New-Object -TypeName System.Net.WebClient).DownloadFile($url, $file)
+powershell.exe -ExecutionPolicy ByPass -File $file
+#iex ((New-Object System.Net.WebClient).DownloadString('https://raw.githubusercontent.com/ansible/ansible/devel/examples/scripts/ConfigureRemotingForAnsible.ps1'))
+$null > C:\UnattendResources\CustomResources\ANS.done
+Write-Host "Done Config winrm for ansible"
+}
+Write-Host "END RunAfterUpdates"
+Start-Sleep -s 15

resources/custom_scripts/RunBeforeWindowsUpdates.ps1

+Write-Host "BEGIN RunBeforeUpdates"
+if (!(Test-Path C:\UnattendResources\CustomResources\UCR.done))
+{
 Write-Host "Installing Universal C Runtime "
 Start-Process wusa.exe "C:\UnattendResources\CustomResources\Windows6.1-KB3118401-x64.msu /quiet /norestart" -Wait
+$null > C:\UnattendResources\CustomResources\UCR.done
+Write-Host "Done Installing Universal C Runtime"
+}
+
+if (!(Test-Path C:\UnattendResources\CustomResources\DOTNET.done))
+{
 Write-Host "Installing .Net 4.5.2"
 $env:SEE_MASK_NOZONECHECKS = 1
 Start-Process -FilePath "C:\UnattendResources\CustomResources\NDP452-KB2901907-x86-x64-AllOS-ENU.exe" -Argumentlist "/q /norestart" -Wait
-Write-Host "Insalling WMF and Powershell 5.1"
+$null > C:\UnattendResources\CustomResources\DOTNET.done
+Write-Host "Done Installing .Net 4.5.2"
+}
+
+if (!(Test-Path C:\UnattendResources\CustomResources\WMFPS.done))
+{
+Write-Host "Installing WMF and Powershell 5.1"
 Start-Process wusa.exe "C:\UnattendResources\CustomResources\Win7AndW2K8R2-KB3191566-x64.msu /quiet" -Wait
+$null > C:\UnattendResources\CustomResources\WMFPS.done
+Write-Host "Done Installing WMF and Powershell 5.1"
+}
+Write-Host "END RunBeforeUpdates"
+Start-Sleep -s 10