Update README.rst

Author: lockefox

README.rst

@@ -1,3 +1,5 @@
+|Prosper Logo|
+
 ProsperAPI
 ==========
 
@@ -91,4 +93,5 @@ any damage arising from the use of this websi
    :target: https://travis-ci.org/EVEprosper/ProsperAPI
 .. |Coverage Status| image:: https://coveralls.io/repos/github/EVEprosper/ProsperAPI/badge.svg?branch=master
    :target: https://coveralls.io/github/EVEprosper/ProsperAPI?branch=master
-
+.. |Prosper Logo| image:: http://dl.eveprosper.com/podcast/logo-colour-17_sm5.png
+   :target: http://www.eveprosper.com