Updated PyTorch ONNX exporter (markdown)

PyTorch-ONNX-exporter.md

@@ -4,24 +4,22 @@ Documentation for developing the PyTorch-ONNX exporter (`torch.onnx`).
 
 <!-- TOC generated with https://github.com/ekalinin/github-markdown-toc -->
 
-- [Table of Contents](#table-of-contents)
-- [Development process](#development-process)
-  - [Environment setup](#environment-setup)
-    - [Fork PyTorch](#fork-pytorch)
-    - [Build PyTorch](#build-pytorch)
-      - [Optional build tips](#optional-build-tips)
-    - [Install additional dependencies](#install-additional-dependencies)
-      - [ONNX Runtime](#onnx-runtime)
-      - [ONNX](#onnx)
-      - [TorchVision](#torchvision)
-    - [Sanity check](#sanity-check)
-    - [VS Code](#vs-code)
-  - [Pull requests](#pull-requests)
-  - [Tests](#tests)
-- [Links](#links)
-  - [Relevant parts of PyTorch repo](#relevant-parts-of-pytorch-repo)
-- [Features](#features)
-  - [Quantized model export](#quantized-model-export)
+* [Development process](#development-process)
+   * [Environment setup](#environment-setup)
+      * [Fork PyTorch](#fork-pytorch)
+      * [Build PyTorch](#build-pytorch)
+         * [Optional build tips](#optional-build-tips)
+      * [Install additional dependencies](#install-additional-dependencies)
+         * [ONNX and ONNX Runtime](#onnx-and-onnx-runtime)
+         * [TorchVision](#torchvision)
+      * [Sanity check](#sanity-check)
+      * [VS Code](#vs-code)
+   * [Pull requests](#pull-requests)
+   * [Tests](#tests)
+* [Links](#links)
+   * [Relevant parts of PyTorch repo](#relevant-parts-of-pytorch-repo)
+* [Features](#features)
+   * [Quantized model export](#quantized-model-export)
 
 # Development process