* Added checks to the 'Add Scheduler Code' dialog in rdadmin(1) to
enforce the use of only alphanumeric characters plus space.
Signed-off-by: Fred Gleason <fredg@paravelsystems.com>
* Added 'RDSchedCodeListModel'.
* Refactored the 'Rivendell Scheduler Codes List' dialog in
rdadmin(1) to use the model-based API.
Signed-off-by: Fred Gleason <fredg@paravelsystems.com>