Add a couple of badge icons to readme (#471)

Author: Blendify

README.rst

@@ -9,6 +9,14 @@
 .. _demo: http://docs.readthedocs.org
 .. _hidden: http://sphinx-doc.org/markup/toctree.html
 
+.. image:: https://img.shields.io/pypi/v/sphinx_rtd_theme.svg
+   :target: https://pypi.python.org/pypi/sphinx_rtd_theme
+.. image:: https://travis-ci.org/rtfd/sphinx_rtd_theme.svg?branch=master
+   :target: https://travis-ci.org/rtfd/sphinx_rtd_theme
+.. image:: https://img.shields.io/pypi/l/sphinx_rtd_theme.svg
+   :target: https://pypi.python.org/pypi/sphinx_rtd_theme/
+   :alt: license
+
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 Read the Docs Sphinx Theme
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