MSBuild is now included in Visual Studio instead of the .NET Framework. You can use MSBuild 12.0 side-by-side with versions previously deployed with the .NET Framework.For more information, see What's New in MSBuild 12.0.
Microsoft.Build.Tasks.Core (in Microsoft.Build.Tasks.Core.dll)
The Product, Publisher, and SupportUrl properties default to null. These properties are only used if UseApplicationTrust is true; if so, the values of these properties are written to the corresponding tags in the application manifest.
If UseApplicationTrust is false (the default value), these properties are ignored.