Add rtro image for the Coffee Goose quest info.
Add blocked_white to retro faceset.
Rework bookshelf2 to follow coloration and positioning.
Reduce valuable blocks to XPM palette and add outline.
Replace known problem image fiend.
Replace known problem image fiend.
Add buildable cyan marble to reflect upstream changes.
Add an explanation for forking Crossfire, and how that translates to only a separate branch in this repository.