Worked on items and biomes

Fixed feature display bug.

Created logo

Added TODO file

Changed project name to Naledi ya Africa

Implemented feature creation and drawing (still buggy).

Changed item structs to a CLOS class hierarchy.

Added player.lisp and the inventory handling functions.

Added messages window

Added other panels to UI.

Map interface now reads real game map.

Fixed scoping issue with *world*

Implemented a rudimentary ncurses map interface.

Some file rearrangements

Wrote (generate-biomes) and associated functions

Changed some item definitions and other small changes.

Revamped biomes

Worked on world map creation

Refactored to use the new-* macros

Started on items.lisp

Started on animals.lisp

Started on biome.lisp

Slimmed down util.lisp

Removed old landscape generation code.

Small changes to diamond.lisp, new landscapes generated.

Implemented diamond algorithm

Moved output to worlds folder

Added comments and minor adjustments

Finetuned landscape variables, some bug fixes

Added R map visualization script.