* Added an 'AUDIO_CARDS' table to the database.
* Dropped the 'STATIONS.CARD<n>_DRIVER', 'STATIONS.CARD<n>NAME',
'STATIONS.CARD<n>_INPUTS' and 'STATIONS.CARD<n>OUTPUTS' fields
from the database.
* Incremented the database version to 282.
* Added an 'AUDIO_CARDS.CLOCK_SOURCE' field to the database.
* Added an 'AUDIO_INPUTS' table to the database.
* Added an 'AUDIO_OUTPUTS' table to the database.
* Dropped the 'AUDIO_PORTS' table from the database.
* Incremented the database version to 283.
* Changed the legend on the 'Audio Ports' button to 'ASI Audio Ports'
on the 'Edit Host' dialog in rdadmin(1).
* Changed the title of the 'Configure Audio Ports' dialog to
'Configure AudioScience Audio Ports' on the 'Edit Host' dialog
in rdadmin(1).
