Copyright for ruby-gnuplot source package in Lunar

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: ruby_gnuplot
Source: https://github.com/rdp/ruby_gnuplot

Files: *
Copyright: Copyright (c) 2004-2005, Gordon James Miller (gmiller@bittwiddlers.com)
License: BSD-3-clause

Files: debian/*
Copyright: Copyright 2011 Lucas Nussbaum 
License: BSD-3-clause

License: BSD-3-clause
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
 .
     * Redistributions of source code must retain the above copyright notice,
       this list of conditions and the following disclaimer.
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     * Redistributions in binary form must reproduce the above copyright
       notice, this list of conditions and the following disclaimer in the
       documentation and/or other materials provided with the distribution.
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     * Neither the name of the BitTwiddlers, Inc. nor the names of its
       contributors may be used to endorse or promote products derived from
       this software without specific prior written permission.
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 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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