Update README.md

Author: simonebortolin

README.md

@@ -88,10 +88,6 @@ I thank all the authors of the various commits that I have included in my fork
 
 
 ## License
-
-    Copyright 2016 Xiaofeng Han
-    Copyright 2018-2020 Simone Bortolin
-
     Licensed under the GNU GENERAL PUBLIC LICENSE (the "License");
     you may not use this file except in compliance with the License.
     You may obtain a copy of the License at