SdCard → SdSpiCard Relation

File in D:/Bill/ArduinoSdFat/libraries/SdFat/src/SdCard	Includes file in D:/Bill/ArduinoSdFat/libraries/SdFat/src/SdCard/SdSpiCard
SdCard.h	SdSpiCard.h
SdSpiCard / SdSpiCard.h	SpiDriver / SdSpiDriver.h