scsi_command: add a decode_bits_into_dict function
scsi_command: add a decode_bits_into_dict function

Add a decode function that can decode bits and store into an arbitrary
dict, not just self.result

Signed-off-by: Ronnie Sahlberg <0d49b29a77bd79be0aba485e971a1f480cda9d08@gmail.com>

AHelper/python-scsi,AHelper/python-scsi,rosjat/python-scsi