Copyright for django-dirtyfields source package in Bionic

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

Files: *
Copyright: Praekelt Foundation and individual contributors.
 2015 Romain Garrigues 
License: BSD-3-clause

Files: debian/*
Copyright: 2017 Christopher Hoskin 
License: BSD-3-clause

License: BSD-3-clause
 Copyright (c) Praekelt Foundation and individual contributors.
 All rights reserved.
 .
 Redistribution and use in source and binary forms, with or without 
 modification, are permitted provided that the following conditions are met:
 .
    1.  Redistributions of source code must retain the above copyright notice, 
        this list of conditions and the following disclaimer.
 .
    2.  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.
  .  
    3.  Neither the name of the Praekelt Foundation nor the names of its
        contributors may be used to endorse or promote products derived from 
        this software without specific prior written permission.
 .
 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.