Copyright for xserver-xorg-input-aiptek source package in Xenial

This package was downloaded from
http://xorg.freedesktop.org/releases/individual/driver/

Copyright 2003 by Bryan W. Headley. 

Lineage: This driver is based on both the xf86HyperPen and xf86Wacom tablet
         drivers.

     xf86HyperPen -- modified from xf86Summa (c) 1996 Steven Lang
         (c) 2000 Roland Jansen
         (c) 2000 Christian Herzog (button & 19200 baud support)

     xf86Wacom -- (c) 1995-2001 Frederic Lepied


Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation, and that the name of Bryan W. Headley not be used in
advertising or publicity pertaining to distribution of the software
without specific, written prior permission.  Bryan W. Headley makes no
representations about the suitability of this software for any purpose.
It is provided "as is" without express or implied warranty.

BRYAN W. HEADLEY DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
EVENT SHALL BRYAN W. HEADLEY BE LIABLE FOR ANY SPECIAL, INDIRECT OR
CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
TORTIOUS ACTIONS, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.