Copyright for czmq source package in Focal

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: czmq
Source: http://czmq.zeromq.org/

Files: *
Copyright: 1991-2015 iMatix Corporation 
           2015-2017 CZMQ Developers 
License: MPL-2.0

Files: src/foreign/sha1/*
Copyright: 1995-1998 WIDE Project
License: BSD-3-clause

Files: src/foreign/slre/*
Copyright: 2004-2005 Sergey Lyubka 
           2014-2016 Pieter Hintjens 
License: Beerware

Files: debian/*
Copyright: 2011 Alessandro Ghedini 
           2014 Arnaud Quette 
           2015-2018 Luca Boccassi 
License: MPL-2.0

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:
 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 project 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 PROJECT 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 PROJECT 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.

License: Beerware
 "THE BEER-WARE LICENSE" (Revision 42):
 Sergey Lyubka wrote this file.  As long as you retain this notice you
 can do whatever you want with this stuff. If we meet some day, and you think
 this stuff is worth it, you can buy me a beer in return.

License: MPL-2.0
 On Debian systems the full text of the MPL-2.0 can be found in
 /usr/share/common-licenses/MPL-2.0.