update readme path

Author: Fredpwol

setup.py

@@ -3,7 +3,7 @@
 from os import path
 here = path.abspath(path.dirname(__file__))
 
-with open(path.join(here, 'README.rst'), encoding='utf-8') as f:
+with open(path.join(here, 'README.md'), encoding='utf-8') as f:
     long_description = f.read()
 
 setup(