3419

Added

• Atari 7800 ROM header normalization — A7800HeaderDetector detects and skips the 128-byte .a78 header so headered ROMs match No-Intro/OpenVGDB MD5 hashes on import
• Atari Lynx ROM header normalization — LynxHeaderDetector detects and skips the 64-byte .lnx header so headered ROMs match No-Intro/OpenVGDB MD5 hashes on import