fix VirtualMList with PropertyRoute.Construct(avoidLastCasting)
fix VirtualMList with PropertyRoute.Construct(avoidLastCasting)

AlejandroCano/extensions,signumsoftware/framework,signumsoftware/extensions,MehdyKarimpour/extensions,AlejandroCano/extensions,MehdyKarimpour/extensions,signumsoftware/extensions,signumsoftware/framework