Rule of thumb going forward: Everything that emits data is .asm,
everything that doesn't is .inc.
(Let's hope that th01_reiiden_2.inc won't exist for that much longer!)
Part of P0032, funded by zorg.
TH03 doesn't prepare the initial high score list (instead leaving that to
MAINL.EXE), and the config file creation is identical to the one in TH02.
2 functions, surrounded by 88.8% of library code. Way to go.