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.