Make the command table a slot in the application.
Added LIST-COMMAND-TABLE.
Define a THEME class to use with gadgets.
Made a default theme.
New gadgets.
Removed RAISED and SUNKEN zones in favor of RAISE and SINK gadgets.
Bug fix.
Export LIST-COMMAND-TABLE and removed RAISED and SUNKEN.
Depend on GADGETS and GADGETS-DEFAULT systems.