make internals visible to consuming assembly

Author: ganik

src/Microsoft.ML.TensorFlow/AssemblyInfo.cs

@@ -0,0 +1,8 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.Runtime.CompilerServices;
+using Microsoft.ML;
+
+[assembly: InternalsVisibleTo(assemblyName: "Microsoft.ML.TensorFlow.StaticPipe" + PublicKey.Value)]