Removed return value from SCSI prepare commands

Redefined mscScsi{Inquiry,RequestSense,ReadCapacity}Prepare()
Modified conditional branch with SCSI commands
Divide BULK-IN command into prepare, wait, and set

Added mscInPrepare () and mscInSet()
Added mscScsiBufferInSet() to send short data
Added ASCQ for illegal OPCODE

ASCQ setting is added in mscScsiInvalidCommand()
Implemented READ(10) skelton

READ(10) returns NULL data
Implemented TEST UNIT READY

Combined PREPARE states into one.
Added TEST UNIT READY command handling.
Impremented Unknown NO DATA command handling

mscScsiUnknownNoDataPrepare returns INVALID COMMAND