Copyright for qdox2 source package in Bionic

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: QDox
Source: https://github.com/paul-hammant/qdox
Files-Excluded:
 bootstrap/yacc*

Files: *
Copyright: 2002-2017, Joe Walnes and QDox Project Team
License: Apache-2.0

Files: debian/*
Copyright: 2005,      Trygve Laugstøl 
           2009,      Ludovic Claude 
           2015-2018, Markus Koschany 
License: Apache-2.0

License: Apache-2.0
 On Debian GNU/Linux system you can find the complete text of the
 Apache 2.0 license in '/usr/share/common-licenses/Apache-2.0'.