message: fix deprecated version of CreatePackage
diff: @@ -222,7 +222,7 @@ void UCesiumEncodedMetadataComponent::GenerateMaterial() {
  FString MaterialBaseName = "ML_Material";
  FString PackageName = "/Game/";
  PackageName += MaterialBaseName;
  - UPackage* Package = CreatePackage(NULL, *PackageName);
  + UPackage* Package = CreatePackage(*PackageName);
  // Create an unreal material asset
  UMaterialFunctionMaterialLayerFactory* MaterialFactory =
  