diff -r 142bdbba520f -r 3f18cb7a6963 src/types/BooleanDataTypeWriter.h
--- a/src/types/BooleanDataTypeWriter.h	Thu Nov 29 22:30:12 2018 +0100
+++ b/src/types/BooleanDataTypeWriter.h	Sat Dec 01 15:35:05 2018 +0100
@@ -1,11 +1,14 @@
 /**
- * Relational pipes
+ * Relational pipes (library)
  * Copyright © 2018 František Kučera (Frantovo.cz, GlobalCode.info)
  *
  * 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.
+ * it under the terms of the:
+ *  - GNU Lesser General Public License as published by the Free Software Foundation;
+ *    either version 3 of the License, or (at your option) any later version;
+ *    or (at your option)
+ *  - GNU General Public License as published by the Free Software Foundation;
+ *    either version 2 of the License, or (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of