Remove and combine Microsoft.ML.UniversalModelFormat.Onnx with Microsoft.ML.Model.OnnxConverter.

src/Microsoft.ML.OnnxConverter/OnnxContextImpl.cs

@@ -6,7 +6,7 @@
 using System.Collections.Generic;
 using System.Linq;
 using Microsoft.Data.DataView;
-using Microsoft.ML.UniversalModelFormat.Onnx;
+using Microsoft.ML.Model.OnnxConverter;
 
 namespace Microsoft.ML.Model.OnnxConverter
 {

src/Microsoft.ML.OnnxConverter/OnnxExportExtensions.cs

@@ -7,7 +7,7 @@
 using Google.Protobuf;
 using Microsoft.Data.DataView;
 using Microsoft.ML.Model.OnnxConverter;
-using static Microsoft.ML.UniversalModelFormat.Onnx.OnnxCSharpToProtoWrapper;
+using static Microsoft.ML.Model.OnnxConverter.OnnxCSharpToProtoWrapper;
 
 namespace Microsoft.ML
 {

src/Microsoft.ML.OnnxConverter/OnnxMl.md

@@ -4,12 +4,12 @@
 2. Download protobuf C# compiler version 3.0 or greater from 
    https://github.com/google/protobuf/tree/master/csharp
 3. Add `option csharp_namespace =
-   "Microsoft.ML.UniversalModelFormat.Onnx";` to `onnx-ml.proto3` right below `package ONNX_NAMESPACE;`
+   "Microsoft.ML.Model.OnnxConverter";` to `onnx-ml.proto3` right below `package ONNX_NAMESPACE;`
 4. Assuming the compiler and proto file are saved at
    `E:\protobuf-csharp-port\lib` then run the following in command line to get C# code from the proto file:
    ```
    protoc.exe -I="E:\protobuf-csharp-port\lib" --csharp_out="E:\protobuf-csharp-port\lib" "E:\protobuf-csharp-port\lib\onnx-ml.proto3"
    ```
-5. Find-Replace `public` with `internal` in `OnnxMl.cs`, wrap the root class in OnnxMl.cs with `internal class OnnxCSharpToProtoWrapper and append '.OnnxCSharpToProtoWrapper` to `Microsoft.ML.UniversalModelFormat.Onnx` namespace prefix whereever there is an error`.
+5. Find-Replace `public` with `internal` in `OnnxMl.cs`, wrap the root class in OnnxMl.cs with `internal class OnnxCSharpToProtoWrapper and append '.OnnxCSharpToProtoWrapper` to `Microsoft.ML.Model.OnnxConverter` namespace prefix whereever there is an error`.
 
 ## The proto3 file is current as of 06/01/2018 and generated from onnx-ml.proto3 based on the following commit https://github.com/onnx/onnx/commit/33e9cd4182fe468675241fba4ae8a16c2f0bd82f

src/Microsoft.ML.OnnxConverter/OnnxNodeImpl.cs

@@ -4,7 +4,7 @@
 
 using System;
 using System.Collections.Generic;
-using static Microsoft.ML.UniversalModelFormat.Onnx.OnnxCSharpToProtoWrapper;
+using static Microsoft.ML.Model.OnnxConverter.OnnxCSharpToProtoWrapper;
 
 namespace Microsoft.ML.Model.OnnxConverter
 {

src/Microsoft.ML.OnnxConverter/OnnxUtils.cs

@@ -9,7 +9,7 @@
 using Google.Protobuf;
 using Microsoft.Data.DataView;
 using Microsoft.ML.Data;
-using static Microsoft.ML.UniversalModelFormat.Onnx.OnnxCSharpToProtoWrapper;
+using static Microsoft.ML.Model.OnnxConverter.OnnxCSharpToProtoWrapper;
 
 namespace Microsoft.ML.Model.OnnxConverter
 {
@@ -255,7 +255,7 @@ public static ModelProto MakeModel(List<NodeProto> nodes, string producerName, s
             model.Domain = domain;
             model.ProducerName = producerName;
             model.ProducerVersion = producerVersion;
-            model.IrVersion = (long)UniversalModelFormat.Onnx.OnnxCSharpToProtoWrapper.Version.IrVersion;
+            model.IrVersion = (long)OnnxCSharpToProtoWrapper.Version.IrVersion;
             model.ModelVersion = modelVersion;
             model.OpsetImport.Add(new OperatorSetIdProto() { Domain = "ai.onnx.ml", Version = 1 });
             model.OpsetImport.Add(new OperatorSetIdProto() { Domain = "", Version = 7 });

src/Microsoft.ML.OnnxConverter/SaveOnnxCommand.cs

@@ -14,7 +14,7 @@
 using Microsoft.ML.Internal.Utilities;
 using Microsoft.ML.Model.OnnxConverter;
 using Newtonsoft.Json;
-using static Microsoft.ML.UniversalModelFormat.Onnx.OnnxCSharpToProtoWrapper;
+using static Microsoft.ML.Model.OnnxConverter.OnnxCSharpToProtoWrapper;
 
 [assembly: LoadableClass(SaveOnnxCommand.Summary, typeof(SaveOnnxCommand), typeof(SaveOnnxCommand.Arguments), typeof(SignatureCommand),
     "Save ONNX", "SaveOnnx", DocName = "command/SaveOnnx.md")]

test/Microsoft.ML.Tests/OnnxConversionTest.cs

@@ -20,7 +20,7 @@
 using Newtonsoft.Json;
 using Xunit;
 using Xunit.Abstractions;
-using static Microsoft.ML.UniversalModelFormat.Onnx.OnnxCSharpToProtoWrapper;
+using static Microsoft.ML.Model.OnnxConverter.OnnxCSharpToProtoWrapper;
 
 namespace Microsoft.ML.Tests
 {
@@ -40,7 +40,7 @@ public OnnxConversionTest(ITestOutputHelper output) : base(output)
         }
 
         /// <summary>
-        /// In this test, we convert a trained <see cref="TransformerChain"/> into ONNX <see cref="UniversalModelFormat.Onnx.OnnxCSharpToProtoWrapper.ModelProto"/> file and then
+        /// In this test, we convert a trained <see cref="TransformerChain"/> into ONNX <see cref="ModelProto"/> file and then
         /// call <see cref="OnnxScoringEstimator"/> to evaluate that file. The outputs of <see cref="OnnxScoringEstimator"/> are checked against the original
         /// ML.NET model's outputs.
         /// </summary>