Add region support

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Batocera supports region switching, setup all major consoles to support this.

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• [x] Genesis(US)/Megadrive(JO & EU)
• [x] Sega CD/MegaCD
• [x] Sega32X(US)/Mega32x(EU)/32X(JP)
• [x] PC-Engine(JP)/TruboGraphx(US & EU)
• [x] PC-Engine CD(JP)/TurboCD(US & EU)
• [x] Nintendo/Famicom
• [x] Super Nintendo/ Super Famicom