supervisor/COPYRIGHT.txt

Supervisor and meld3 are Copyright (c) 2006, Chris McDonough,
Agendaless Consulting.  http://www.agendaless.com

medusa was (is?) Copyright (c) Sam Rushing.

ElementTree is Copyright (c) 1999-2005 by Secret Labs AB, Copyright
(c) 1999-2005 by Fredrik Lundh

http_client.py code Copyright (c) by Daniel Krech, http://eikeon.com/.