updated

munin-rdnsd

 #!/usr/bin/perl
-# Copyright 2013 CentralNic Ltd. This program is free software; you can
+# Copyright 2019 CentralNic Ltd. This program is free software; you can
 # redistribute it and/or modify it under the same terms as Perl itself.
 use Config::Simple;
 use File::Basename qw(basename);
@@ -7,7 +7,7 @@ use Net::DNS;
 use strict;
 
 #
-# this plugin only works with the legacy stats file. it doesn't work with SQLite databases.
+# this plugin only works with the legacy stats file.
 #
 # to use this plugin, symlink it to /etc/munin/plugins/rdnsd_(rate|time)_(udp|tcp)[_(ipv4|ipv6)]
 #