fix typo

Author: chrisdev

README.rst

@@ -30,7 +30,7 @@ What's New
 ===========
 - Support for Django 2.0
 - We still support legacy versions (Python 2.7 and Django 1.4)
-- Address Unicode decode error when installing on docker 
+- Addresses Unicode decode errors that sometimes occur when installing on docker 
 
 Dependencies
 =============