Rewrote configuration section of README.

README.md

-# WELCOME
-
-This is the Go (Python) repository! Welcome!
+# Go (URL Shortener)
 
 A project of [GMU SRCT](http://srct.gmu.edu).
 
-See `/wsgi/goconfig.py.template` for configuration variables. Relocate this to `/wsgi/goconfig.py` when configured properly.
+Go is a drop-in URL shortening service. It aims to provide an easily
+branded service for institutions that wish to widely disseminate
+information without unnecessarily outsourcing branding.
+
+## Configuration
+
+### GoConfig
 
-## Apache Configuration
+See `/wsgi/goconfig.py.template` for configuration variables. Relocate this
+to `/wsgi/goconfig.py` when configured properly.
 
-The host or virtualhost being used for Go must have certain WSGIScriptAlias directives.
+### Apache
+
+The host or virtualhost being used for Go must have certain WSGIScriptAlias
+directives.
 
 ```
 WSGIScriptAlias /rd /srv/http/go/wsgi/redir.py
@@ -19,3 +27,10 @@ WSGIScriptAlias /logout /srv/http/go/wsgi/logout.py
 WSGIScriptAlias /signup /srv/http/go/wsgi/signup.py
 WSGIScriptAlias /about /srv/http/go/wsgi/about.py
 ```
+
+### Piwik
+
+Piwik analytics are optionally enabled. See `/wsgi/goconfig.py.template`
+for relevant configuration values. In order to use Piwik with this service,
+you will need the
+[Piwik Python API](https://github.com/piwik/piwik-python-api)