Copyright for xcolors source package in Bionic

This is the Debian Linux prepackaged version of xcolors.

This package was put together by Michael Meskes ,
from sources obtained from:
sunsite.unc.edu:/pub/linux/X11/xutils/status/xcolor.tar.z

Changes:
 * added Debian Linux package maintenance system files

The original code carries the following copyright:

 * Copyright (c) 1989,1991 by Stephen Gildea
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation for any purpose and without fee is hereby granted, provided
 * that the above copyright notice appears in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation.  The authors make no representations about the
 * suitability of this software for any purpose.  It is provided "as is"
 * without express or implied warranty.
 *
 * Author:  Stephen Gildea 
 *          Orignal program by Paul Vixie.

Tue May  7 11:05:43 MET DST 1996 Michael Meskes