add badges, fixes #8

README.rst

@@ -1,9 +1,25 @@
 ######
-README
+README  |build| |coverage| |docs| |pypi|
 ######
 
 HTML Entities for Python
 
+.. |build| image:: https://travis-ci.org/romain-dartigues/python-characterentities.svg
+   :alt: Build status
+   :target: https://travis-ci.org/romain-dartigues/python-characterentities
+
+.. |docs| image:: https://readthedocs.org/projects/python-characterentities/badge/
+   :alt: Documentation status
+   :target: https://python-characterentities.readthedocs.io/
+
+.. |coverage| image:: https://codecov.io/gh/romain-dartigues/python-characterentities/branch/master/graph/badge.svg
+   :alt: Code coverage
+   :target: https://codecov.io/gh/romain-dartigues/python-characterentities
+
+.. |pypi| image:: https://badge.fury.io/py/characterentities.svg
+   :alt: Package on PyPI
+   :target: https://pypi.org/project/characterentities/
+
 Motivations
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