Updated Readme

README.rst

@@ -1,8 +1,28 @@
-===========
-PyGWAS
-===========
+====================================
+PyGWAS: Python Library for running Genome Wide Association studies. 
+====================================
 
-PyGWAS is a library for running Genome Wide Association studies. 
+.. image:: https://badge.fury.io/py/PyGWAS.svg
+   :target: https://badge.fury.io/py/PyGWAS
+   :alt: Latest Version
 
+.. image:: https://travis-ci.org/timeu/PyGWAS.svg?branch=master
+   :target: https://travis-ci.org/timeu/PyGWAS
+
+.. image:: https://coveralls.io/repos/github/timeu/PyGWAS/badge.svg?branch=master
+   :target: https://coveralls.io/github/timeu/PyGWAS?branch=master
 
+Intallation
+=====
+.. code-block:: sh
 
+   pip install PyGWAS
+
+Usage
+=====
+
+To get information about the various commands run:
+
+.. code-block:: sh
+
+   pygwas -h