Add SQL Server Data Tools extensions to VS2019 (#559)

* add extensions

* add exe installation

* change Reporting Services name

* add switch to function, add validation

* change install wdk to function

* Fix template

* fix scripts name

* add quotes

* more quotes

* one more quotes

* get rid of duplicate code

* move quotes to function

* small improvment to wix installation

* add comment to validate extensions script

images/win/scripts/Installers/Validate-WDK.ps1

@@ -0,0 +1,32 @@
+################################################################################
+##  File:  Validate-WDK.ps1
+##  Desc:  Validate the installation of the Windows Driver Kit
+################################################################################
+
+Import-Module -Name ImageHelpers -Force
+
+function Get-WDKVersion
+{
+    $WDKVersion = (Get-WmiObject Win32_Product -Filter "Name = 'Windows Driver Kit'").version
+
+    if (!$WDKVersion)
+    {
+        Write-Host "WDK was not found"
+        exit 1
+    }
+
+    return $WDKVersion
+}
+
+$WDKVersion = Get-WDKVersion
+$WDKPackageVersion = Get-VSExtensionVersion -packageName "Microsoft.Windows.DriverKit"
+
+# Adding description of the software to Markdown
+$SoftwareName = "Windows Driver Kit"
+
+$Description = @"
+_WDK Version:_ $WDKVersion<br/>
+_WDK Visual Studio Extension Version:_ $WDKPackageVersion<br/>
+"@
+
+Add-SoftwareDetailsToMarkdown -SoftwareName $SoftwareName -DescriptionMarkdown $Description