Update readme, add shields

README.rst

@@ -1,8 +1,15 @@
-====
-Toot
-====
+=============================
+Toot - Mastodon CLI interface
+=============================
 
-Post to Mastodon social networks from the command line.
+Interact with Mastodon social networks from the command line.
+
+.. image:: https://img.shields.io/badge/author-%40ihabunek-blue.svg?maxAge=3600&style=flat-square
+   :target: https://mastodon.social/@ihabunek
+.. image:: https://img.shields.io/github/license/ihabunek/pdf417-py.svg?maxAge=3600&style=flat-square
+   :target: https://opensource.org/licenses/MIT
+.. image:: https://img.shields.io/pypi/v/toot.svg?maxAge=3600&style=flat-square
+   :target: https://pypi.python.org/pypi/toot
 
 
 Installation