General code cleanup on the Lisp framework.

Reorganized ATL files, added Kanga/Roo quests.

Added the bee tree location and its functions. ...

Also some minor adjustments to prettify the game UI.

Implemented monster aggression and multiple NPC 'says'.

Added a bouncy tigger.

Added the Golden Ring easter egg.

Added hidden items and 'search' command, fixed 'save' command.

Added TODO file and the 'jump' extension command.

Added place commands and the lost-in-the-forest extension function. ...

Also a bug fix in the interpreter and some minor adjustments elsewhere.

Implemented selling to NPCs, made quests non-repeatable.

Added a Lisp extension file to the 100 Acre Wood world.

Added hooks for places, monsters and npcs.

Some minor work on the Pooh world.

Added several items and quests and expanded some place descriptions.

Added the 'fixed' option to game items.

Merge branch 'lisp' into atl

Added The World and the cave with its occupants.

Several minor changes, including slots for hooks (to be added later).

Saved games are automatically identified, changed 'pickup' command to 'take'.

Added all remaining places to the 100 Acre Wood.

Large expansion of the 100 Acre Wood world.

Removed the player creation function and made the start menu more user-friendly.

Diked out character class and race.

Fixed an interpreter bug, started on a larger game adjustment.

Started on the 100 Acre Wood world.