Merge pull request #100 from kimberlythegeek/update_axe_303

updating axe-core to 3.0.3

Author: stephendonner

README.rst

@@ -3,7 +3,7 @@ axe-selenium-python
 
 axe-selenium-python integrates aXe and selenium to enable automated web accessibility testing.
 
-**This version of axe-selenium-python is using axe-core@3.0.1.**
+**This version of axe-selenium-python is using axe-core@3.0.3.**
 
 .. image:: https://img.shields.io/badge/license-MPL%202.0-blue.svg?style=flat-square
    :target: https://github.com/mozilla-services/axe-selenium-python/blob/master/LICENSE.txt