Put your legally obtained original ROM files in this folder, or run
Prepare-ROMs.ps1 (recommended: it extracts and decrypts them).

  matrim.zip -> 266-p1.p1 266-p2.sp2 266-c1.c1 .. 266-c8.c8
                266-m1.m1 266-v1.v1 266-v2.v2
  neogeo.zip -> sp-s2.sp1 sfix.sfix sm1.sm1 000-lo.lo

After Prepare-ROMs.ps1, the prepared folder also contains 266-s1.s1 and the
decrypted P/M1/V/C files. No ROM data is included in this package.
