- Set an interrupt handler for ATAPI devices that send an int after accepting

 - Set an interrupt handler for ATAPI devices that send an int after accepting
   packet command.
 - Only strip trailing spaces from ID strings rather than replacing all spaces
   with NUL.
 - Use BYTE for I/O errors rather than ULONG or other types.
 - Don't use atapi_DirectSCSI() for ATA devices, leave au_DirectSCSI stubbed.
 - Allow dumping of either first line or entire buffer when debugging.

git-svn-id: https://svn.aros.org/svn/aros/trunk/AROS@31405 fb15a70f-31f2-0310-bbcc-cdcc74a49acc