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.

Diked out the in-game functions. ...

I'd basically have needed to implement a Turing-complete language for this
(isn't there a law about that?), so I've ditched the attempt and will offer
the same functionality via external Lisp functions.

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

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

Added concept of darkness. ...

Also various bugfixes.

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.