amend copyright

debian/copyright

@@ -3,7 +3,8 @@ Upstream-Name: live-boot
 Upstream-Contact: Live Systems Project <debian-live@lists.debian.org>
 
 Files: *
-Copyright: 2006-2015 Daniel Baumann <mail@daniel-baumann.ch>
+Copyright: 2016-2020 The Debian Live team
+           2006-2015 Daniel Baumann <mail@daniel-baumann.ch>
            2005-2008 Canonical Ltd. <http://www.cannonical.com/>
            2008 Chris Lamb <chris@debian.org>
            2006-2007 Marco Amadori <marco.amadori@gmail.com>

manpages/bin/update-version.sh

@@ -1,6 +1,7 @@
 #!/bin/sh
 
 ## live-boot(7) - System Boot Components
+## Copyright (C) 2016-2020 The Debian Live team
 ## Copyright (C) 2006-2015 Daniel Baumann <mail@daniel-baumann.ch>
 ##
 ## This program comes with ABSOLUTELY NO WARRANTY; for details see COPYING.

manpages/en/live-boot.7

@@ -206,4 +206,4 @@ More information about live\-boot and the Live Systems project can be found on t
 Bugs can be reported by submitting a bugreport for the live\-boot package in the Bug Tracking System at <\fIhttp://bugs.debian.org/\fR> or by writing a mail to the Live Systems mailing list at <\fIdebian-live@lists.debian.org\fR>.
 
 .SH AUTHOR
-live\-boot was written by Daniel Baumann <\fImail@daniel-baumann.ch\fR>.
+live\-boot was originally written by Daniel Baumann <\fImail@daniel-baumann.ch\fR>. Since 2016 development has been continued by the Debian Live team.

manpages/en/persistence.conf.5

@@ -203,4 +203,4 @@ More information about live\-boot and the Live Systems project can be found on t
 Bugs can be reported by submitting a bugreport for the live\-boot package in the Bug Tracking System at <\fIhttp://bugs.debian.org/\fR> or by writing a mail to the Live Systems mailing list at <\fIdebian-live@lists.debian.org\fR>.
 
 .SH AUTHOR
-live\-boot was written by Daniel Baumann <\fImail@daniel-baumann.ch\fR>.
+live\-boot was originally written by Daniel Baumann <\fImail@daniel-baumann.ch\fR>. Since 2016 development has been continued by the Debian Live team.