Copyright for libunicode-string-perl source package in Nile V2.0

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

Files:     Changes
           MANIFEST
           META.json
           META.yml
           Makefile.PL
           t/byteswap.t
           t/charname.t
           t/encoding.t
           t/op.t
           t/ord.t
           t/stringify.t
Copyright: __NO_COPYRIGHT_NOR_LICENSE__
License:   __NO_COPYRIGHT_NOR_LICENSE__

Files:     README
           String.xs
Copyright: 1997-2005 Gisle Aas.
License:   __UNKNOWN__
 This library is free software; you can redistribute it and/or
 modify it under the same terms as Perl itself.

Files:     lib/Unicode/CharName.pm
Copyright: 1997-2005 Gisle Aas.
License:   __UNKNOWN__
 This library is free software; you can redistribute it and/or
 modify it under the same terms as Perl itself.
 .
 Name table extracted from the Unicode 4.1 Character
 Database. Copyright (c) 1991-2005 Unicode, Inc.

Files:     String.pm
Copyright: 1997-1999 Gisle Aas.
License:   __NO_LICENSE__

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# license/copyright files.