* Removed support for the 'Backup Database' ['DB'] RML.
* Removed support for automatic DB backup.
* Dropped the 'STATIONS.BACKUP_DIR' and 'STATIONS.BACKUP_LIFE'
fields drom the database.
* Incremented the database version to 296.
* Added an entry for the Broadcast Tools SRC-16 in
'docs/SWITCHERS.txt'.
* Added a 'CUT_EVENTS' table to the database.
* Added a 'DECK_EVENTS' table to the database.
* Incremented the database version to 256.
* Implemented a 'Cut Event' ['CE'] RML.
* Added a 'Event Carts' section to the Edit Deck dialog in
'rdadmin/edit_deck.cpp' and 'rdadmin/edit_deck.h'.