Update headings

README.md

@@ -1,10 +1,10 @@
-# sappy
+Unix: [![Unix Build Status](http://img.shields.io/travis/jacebrowning/sappy/develop.svg)](https://travis-ci.org/jacebrowning/sappy) Windows: [![Windows Build Status](https://img.shields.io/appveyor/ci/jacebrowning/sappy/develop.svg)](https://ci.appveyor.com/project/jacebrowning/sappy)<br>Metrics: [![Coverage Status](http://img.shields.io/coveralls/jacebrowning/sappy/develop.svg)](https://coveralls.io/r/jacebrowning/sappy) [![Scrutinizer Code Quality](http://img.shields.io/scrutinizer/g/jacebrowning/sappy.svg)](https://scrutinizer-ci.com/g/jacebrowning/sappy/?branch=develop)<br>Usage: [![PyPI Version](http://img.shields.io/pypi/v/sappy.svg)](https://pypi.python.org/pypi/sappy) [![PyPI Downloads](http://img.shields.io/pypi/dm/sappy.svg)](https://pypi.python.org/pypi/sappy)
 
-A simple single-page application (SPA) web server for end-to-end testing.
+# Overview
 
-Unix: [![Unix Build Status](http://img.shields.io/travis/jacebrowning/sappy/develop.svg)](https://travis-ci.org/jacebrowning/sappy) Windows: [![Windows Build Status](https://img.shields.io/appveyor/ci/jacebrowning/sappy/develop.svg)](https://ci.appveyor.com/project/jacebrowning/sappy)<br>Metrics: [![Coverage Status](http://img.shields.io/coveralls/jacebrowning/sappy/develop.svg)](https://coveralls.io/r/jacebrowning/sappy) [![Scrutinizer Code Quality](http://img.shields.io/scrutinizer/g/jacebrowning/sappy.svg)](https://scrutinizer-ci.com/g/jacebrowning/sappy/?branch=develop)<br>Usage: [![PyPI Version](http://img.shields.io/pypi/v/sappy.svg)](https://pypi.python.org/pypi/sappy) [![PyPI Downloads](http://img.shields.io/pypi/dm/sappy.svg)](https://pypi.python.org/pypi/sappy)
+Sappy is a simple, single-page application (SPA) web server for end-to-end testing.
 
-Python comes with a builtin web server that works great for serving up files:
+The Python standard library includes a web server that works great for serving up files:
 
 ```
 $ python3 -m http.server 8000
@@ -28,15 +28,15 @@ $ curl http://localhost:8000/login
 ...
 ```
 
-This project builds on the existing web server to forward all requests to the index.
+This project builds on the existing web server code to forward all requests to the index.
 
-## Getting Started
+# Setup
 
-### Requirements
+## Requirements
 
 * Python 3.5+
 
-### Installation
+## Installation
 
 Install `sappy` using pip:
 
@@ -52,7 +52,7 @@ $ cd sappy
 $ python setup.py install
 ```
 
-## Basic Usage
+# Usage
 
 Build your static website (e.g. an Ember application) for production: