- give the constants.c prettyprinting helpers proper scsi_ prefixed
   names (and keep compat versions for 2.6.x)
 - move them to include/scsi/scsi_dbg.h so now really only legacy stuff
   is left in drivers/scsi/scsi.h
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>