Andrey Skvortsov <andrej.skvortzov@gmail.com> [Fri, 18 Nov 2016 13:57:42 +0300] rev 1571
fix license notices in source files and license files under GPLv2+
Previously a lot of files were referenced to GNU Public License 2.1,
which never existed.
All copyright attributions are kept the same.
Andrey Skvortsov <andrej.skvortzov@gmail.com> [Thu, 17 Nov 2016 22:57:20 +0300] rev 1570
fix PLC autostart option for Beremiz_service.py