Get rid of a couple of copies of the CC0 text. Add header comment to
CC0 files to remind people editing them what the terms are. Also add
some missing XML headers. The header comments in layouts won't bloat
the binary - they get stripped out before compressing, same as any other
comments.
-----------------------------------
mtx_cass: Comic Bakery (MSX Conversion), Old Mac Farmer (MSX Conversion), Power Pac (Sord M5 Conversion), SASA (MSX Conversion), Sloopy's Christmas, Spectron (Coleco Conversion), Telebunny (MSX Conversion) [MTXworld]
New NOT_WORKING software list additions
---------------------------------------
mtx_cass: Caves of Orb, Pac-Man (MSX Conversion), Zombie Near [MTXworld]
Software list items promoted to working
---------------------------------------
mtx_cass: 3D Tachyon Fighter, 3D Turbo, Agrovator, Alice in Wonderland, Arcazions, Astro-Pac, Astromilon, Backgammon, Blobbo, Contract Bridge II, Cosmic Raiders, Demonstration Tape, Goldmine, Hawk Wars, Kilopede, Knuckles, Little Devils, Micro Canvas, Mission Alphatron, Mission Omega, MTX Chess, MTX Draughts, Nemo, Obloids, Phaid, Qogo, Quazzia, Space Invasion, Star Command, Super Minefield, Surface Scanner, Tapeworm, Target Zone, Toado, Vernon and the Vampires
