Text Fallback Fillers, an alternative to ASCII fallbacks

Generated tiles that contain in-game names for using when you don’t like ASCII fallbacks: https://github.com/int-ua/CDDA-Tileset-TFF

Furniture and terrain types were not included to avoid confusion until differing styles will be worked out.

Can also be used as a boilerplate for filling a tileset.

Require Python to run CDDA compose.py script.


Added support for per-type backgrounds. On this image all monster fallbacks have the yellow blob on the background: