label gets or sets the label of the Computer, or of Floppy Disks in attached disk drives.

ex:
"label get" prints the label of the computer.
"label set My Computer" set the label of the computer to "My Computer".
"label get left" prints the label of the disk in the left drive.
"label set left My Programs" sets the label of the disk in the left drive to "My Programs".
"label clear left" clears the label.
