Updated CompareBytes to allow for different size of the array sizes (and use the smallest of 'em to check the other)

Signed-off-by: Swizzy <swizzy@hotmail.co.uk>
Added functions to get CPUKey/VirtualFuses from the NAND and SMC_Config
also updated the bootloader grabber a little bit

Signed-off-by: Swizzy <swizzy@hotmail.co.uk>