Fixed Central Woods bug, updated Lugwey world to current syntax.

Added Piglet's and Kanga's houses. ...

Also removed obsolete code from the Lugwey world.

Redesigned 'abilities' feature, changed license to GPL. ...

Also various bug fixes and code annotations. License change due to
my use of CLISP external functions.

Various bugfixes. Last commit before branching out to lisp-minimal. ...

Removed the last vestiges of the 'game-function' feature and fixed
bugs that had to do with the removal thereof.

Moved night-vision to new player attribute 'abilities'.

A large expansion of Lugwey, coupled with some minor bug fixes.

Implemented quests. A small feature with a large effect :-)

Expanded the Lugwey world further. ...

Got some ideas for some cool new features, so switching to
Lisp branch now to implement them.

Expanded the Lugwey world.

First commit to the ATL branch. Started on the 'Monastery of Lugwey' world. ...

And doing some bug fixing as I go along.