Changes

* PCW Plus is currently supported by the '''ZEsarUX''' and '''CP/M Box''' emulators. And by By numerous FPGA board cores thanks to Steddyman; Rampa; Albconde; ManuTeira and Turri21 ('''Mister'''; '''Mist/SIDI'''; '''Poseidon'''; '''Calypso'''; '''NeptUNO+''' ; '''Sidi64/128''' ; '''Senhor''' ). And by '''Czarnikjak's color add-on''' board for real PCWclassic using RaspberryPico.