Merge pull request #1 from internap/readme-usage

Include example in README

Author: Marx314

README.rst

@@ -1,7 +1,16 @@
-Ubersmith API Client for Python.
+# Ubersmith API Client for Python
 
 .. image:: https://travis-ci.org/internap/python-ubersmithclient.svg?branch=master
     :target: https://travis-ci.org/internap/python-ubersmithclient
 
 .. image:: https://img.shields.io/pypi/v/ubersmith_client.svg?style=flat
-    :target: https://pypi.python.org/pypi/ubersmith_client
+    :target: https://pypi.python.org/pypi/ubersmith_client
+
+# Usage
+
+    >>> import ubersmith_client
+    >>> api = ubersmith_client.api.init('http://ubersmith.com/api/2.0/', 'username', 'password')
+    >>> api.client.count()
+    u'264'
+    >>> api.client.latest_client()
+    1265