Update neural network documentation.

README.md

@@ -5,19 +5,19 @@ Core ML community tools contains all supporting tools for CoreML model
 conversion and validation. This includes Scikit Learn, LIBSVM, Caffe,
 Keras and XGBoost.
 
-coremltools 3.0b beta 
+coremltools 3.0b beta
 ---------------------
 [Release notes](https://github.com/apple/coremltools/releases/tag/v3.0-beta)
 ```shell
-# Install using pip 
+# Install using pip
 pip install coremltools==3.0b1
 ```
 
-API 
+API
 ---
-[Example Code snippets](docs/APIExamples.md)  
-[CoreMLTools Documentation](https://apple.github.io/coremltools)  
-[CoreML Specification Documentation](https://apple.github.io/coremltools/coremlspecification/)   
+[Example Code snippets](docs/APIExamples.md)
+[CoreMLTools Documentation](https://apple.github.io/coremltools)
+[CoreML Specification Documentation](https://apple.github.io/coremltools/coremlspecification/)
 [IPython Notebooks](https://github.com/apple/coremltools/tree/master/examples)
 
 Installation
@@ -83,16 +83,16 @@ cd build
 cmake ../
 ```
 
-When several python virtual environments are installed, 
-it may be useful to use the following command instead, 
+When several python virtual environments are installed,
+it may be useful to use the following command instead,
 to point to the correct intended version of python:
 
 ```shell
 cmake \
   -DPYTHON_EXECUTABLE:FILEPATH=/Library/Frameworks/Python.framework/Versions/3.7/bin/python \
   -DPYTHON_INCLUDE_DIR=/Library/Frameworks/Python.framework/Versions/3.7/include/python3.7m \
   ../
-``` 
+```
 
 after which you can use make to build the project
 
@@ -105,12 +105,12 @@ Building Installable Wheel
 To make a wheel/egg that you can distribute, you can do the following
 
 ```shell
-make dist 
+make dist
 ```
 
 Running Unit Tests
 -------------------
-In order to run unit tests, you need pytest, pandas, and h5py. 
+In order to run unit tests, you need pytest, pandas, and h5py.
 
 ```shell
 pip install pytest pandas h5py