Imported from archive.

Imported from archive.

* command (command:look), mudpy.py (command_look): New command
allowing avatars to view the description and contents of their
location.

* mudpy.conf (internal:directions), mudpy.py
(Element.move_direction, Element.portals): Made direction vectors
for actor movement configurable.

* mudpy.conf (internal:logging), mudpy.py (log): Made logging
configurable to write to a particular file, toggle printing to
stdout, and added the ability to specify a syslog tag.

* mudpy.py (Element.go_home, Element.move_direction): Added a
feedback message to notify the user when their avatar moves between
locations, and inform other users when actors depart from or arrive
at their location.
(User.send): Avoid unnecessarily duplicating prompts following
unsolicited/notification messages.