Bump and make minor cosmetic changes

Signed-off-by: Philippe Ombredanne <pombredanne@nexb.com>

Author: pombredanne

AUTHORS.rst

@@ -7,5 +7,6 @@ Credits
 - Tomaž Šolc @avian2
 - Philippe Ombredanne @pombredanne
 - Renée Burton @KnitCode
+- @vpiserchia
 - Kevin Olbrich @kevin-olbrich
 - Masahiro Honma @hiratara

README.rst

@@ -231,7 +231,7 @@ License
 The code is MIT-licensed.
 The vendored public suffix list data from Mozilla is under the MPL-2.0.
 
-Copyright (c) 2015 nexB Inc.
+Copyright (c) 2015 nexB Inc. and others.
 
 Copyright (c) 2014 Tomaž Šolc <tomaz.solc@tablix.org>
 

setup.py

@@ -82,7 +82,7 @@ def run(self):
 
 setup(
     name='publicsuffix2',
-    version='2.20191219',
+    version='2.20191221',
     license='MIT and MPL-2.0',
     description='Get a public suffix for a domain name using the Public Suffix '
         'List. Forked from and using the same API as the publicsuffix package.',