Date: 23-Nov-92

1. Changed function 'AnotherDriveHasBeenAdded' to accept new Sony 561 drive

2. Changed 'WordTable' to include the new '*CDSpeed' command

3. Changed 'Misc' to include the new '*CDSpeed' command

4. Changed 'Strings' to include the new '*CDSpeed' help strings

5. Changed 'DiscOp' to perform a CD_GetParameters before the CD_SetParameters
