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/Install-WDK.ps1

@@ -0,0 +1,45 @@
+################################################################################
+##  File:  Install-WDK.ps1
+##  Desc:  Install the Windows Driver Kit
+################################################################################
+
+# Requires Windows SDK with the same version number as the WDK
+
+Import-Module -Name ImageHelpers -Force
+
+if(Test-IsWin19)
+{
+    $winSdkUrl = "https://go.microsoft.com/fwlink/p/?linkid=2083338"
+    $wdkUrl = "https://go.microsoft.com/fwlink/?linkid=2085767"
+    $FilePath = "C:\Program Files (x86)\Windows Kits\10\Vsix\VS2019\WDK.vsix"
+    $VSver = "2019"
+}
+else
+{
+    $winSdkUrl = "https://go.microsoft.com/fwlink/p/?LinkID=2023014"
+    $wdkUrl = "https://go.microsoft.com/fwlink/?linkid=2026156"
+    $FilePath = "C:\Program Files (x86)\Windows Kits\10\Vsix\WDK.vsix"
+    $VSver = "2017"
+}
+
+
+# `winsdksetup.exe /features + /quiet` installs all features without showing the GUI
+$sdkExitCode = Install-EXE -Url $winSdkUrl -Name "winsdksetup.exe" -ArgumentList ("/features", "+", "/quiet")
+
+if ($sdkExitCode -ne 0)
+{
+    Write-Host "Failed to install the Windows SDK."
+    exit $sdkExitCode
+}
+
+# `wdksetup.exe /features + /quiet` installs all features without showing the GUI
+$wdkExitCode = Install-EXE -Url $wdkUrl -Name "wdksetup.exe" -ArgumentList ("/features", "+", "/quiet")
+
+if ($wdkExitCode -ne 0)
+{
+    Write-Host "Failed to install the Windows Driver Kit."
+    exit $wdkExitCode
+}
+
+# Need to install the VSIX to get the build targets when running VSBuild
+Install-VsixExtension -FilePath $FilePath -Name "WDK.vsix" -VSversion $VSver -InstallOnly