Copyright for spkproxy source package in Xenial

This package was debianized by Javier Fernandez-Sanguino Pen~a  on
Thu,  5 Jun 2003 08:31:29 +0200.

It was downloaded from http://www.immunitysec.com/downloads/SP147.tgz

Upstream Author: Dave Aitel 

Copyright:
(c) 2002 - Immunity Security, Inc.

Spikeproxy is released under the GNU GPL license, you will find a copy
of it in your Debian GNU/Linux system under /usr/share/common-licenses/