Copyright for libalgorithm-diff-perl source package in Yangtze V1.0

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: libalgorithm-diff-perl
Source: 
#
# Please double check copyright with the licensecheck(1) command.

Files:     Changes
           MANIFEST
           META.json
           META.yml
           Makefile.PL
           README
           bin/htmldiff.pl
           lib/Algorithm/DiffOld.pm
           t/base.t
           t/oo.t
Copyright: __NO_COPYRIGHT_NOR_LICENSE__
License:   __NO_COPYRIGHT_NOR_LICENSE__

Files:     bin/cdiff.pl
Copyright: 1998 M-J. Dominus. (mjd-perl-diff@plover.com)
License:   Perl
 This program is free software; you can redistribute it and/or modify it
 under the same terms as Perl itself.
 .
 Altered to output in `context diff' format (but without context)
 September 1998 Christian Murphy (cpm@muc.de)
 .
 Command-line arguments and context lines feature added
 September 1998 Amir D. Karger (karger@bead.aecom.yu.edu)
 .
 In this file, "item" usually means "line of text", and "item number" usually
 means "line number". But theoretically the code could be used more generally

Files:     bin/diffnew.pl
Copyright: 1998 M-J. Dominus. (mjd-perl-diff@plover.com)
License:   Perl
 This program is free software; you can redistribute it and/or modify it
 under the same terms as Perl itself.
 .
 Altered to output in `context diff' format (but without context)
 September 1998 Christian Murphy (cpm@muc.de)
 .
 Context lines feature added
 Unified, "Old" (Standard UNIX), Ed diff added September 1998

Files:     bin/diff.pl
Copyright: 1998 M-J. Dominus. (mjd-perl-diff@plover.com)
License:   Perl
 This program is free software; you can redistribute it and/or modify it
 under the same terms as Perl itself.

Files:     lib/Algorithm/Diff.pm
Copyright: __NO_COPYRIGHT__ in: lib/Algorithm/Diff.pm
License:   __UNKNOWN__
 This program is free software; you can redistribute it and/or modify it
 under the same terms as Perl.

#----------------------------------------------------------------------------
# Files marked as NO_LICENSE_TEXT_FOUND may be covered by the following
# license/copyright files.