Adds automated test script for the Windows installer and fixes download URL
diff --git a/Tools/msi/bundle/bundle.targets b/Tools/msi/bundle/bundle.targets
index 7726eea..8e4eb9e 100644
--- a/Tools/msi/bundle/bundle.targets
+++ b/Tools/msi/bundle/bundle.targets
@@ -14,7 +14,7 @@
         <OutputPath>$(OutputPath)en-us\</OutputPath>
         <OutDir>$(OutputPath)</OutDir>
         
-        <DownloadUrl Condition="'$(DownloadUrl)' == '' and '$(DownloadUrlBase)' != ''">$(DownloadUrlBase.TrimEnd(`/`))/$(PythonVersion)/$(ArchName)/{2}</DownloadUrl>
+        <DownloadUrl Condition="'$(DownloadUrl)' == '' and '$(DownloadUrlBase)' != ''">$(DownloadUrlBase.TrimEnd(`/`))/$(MajorVersionNumber).$(MinorVersionNumber).$(MicroVersionNumber)/$(ArchName)$(ReleaseLevelName)/{2}</DownloadUrl>
         <DefineConstants Condition="'$(DownloadUrl)' != ''">$(DefineConstants);DownloadUrl=$(DownloadUrl)</DefineConstants>
         <DefineConstants Condition="'$(DownloadUrl)' == ''">$(DefineConstants);DownloadUrl={2}</DefineConstants>
     </PropertyGroup>