Added a new driver category for DSKY (Display/Keypad) devices. Existing DSKY devices were converted into drivers ICM and PKD. These devices were previously DSKY and DSKYNG.
This removes substantial code duplication and recovers significant space in romldr and dbgmon.
- Phil Summers' ROM Updater has been given an official/permanent place in the Boot Loader menu.
- Rearranged the order and sizing of the modules in the third ROM bank to allow space for above.
- Made a few minor updates to the DSKYng support code.
- DSKYng now has same features as original DSKY including debug monitor
- Added support for MBS LEDs
- Elevated MBS to a platform instead of just a sub-config of SBC