diff -r 59564f6cffc2 -r da93f3667a52 src/ButtonEvent.h
--- a/src/ButtonEvent.h	Thu Sep 05 00:14:32 2019 +0200
+++ b/src/ButtonEvent.h	Thu Oct 24 21:51:08 2019 +0200
@@ -4,8 +4,7 @@
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
+ * the Free Software Foundation, version 3 of the License.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of