0.143u4

New System Drivers Supported:
-----------------------------
(none)

Systems Promoted from GAME_NOT_WORKING:
---------------------------------------
(none)

Skeleton drivers:
-----------------
- Sun 2/50
- Sun 2/120

- Sun 3/50
- Sun 3/60
- Sun 3/110
- Sun 3/75/140/150/160/180
- Sun 3/260/280
- Sun 3/E

- Sun 3x/80
- Sun 3x/460/470/480

System Driver Changes:
----------------------
- saturn: inputs to use PORT_CONDITION instead of PORT_CATEGORY [Fabio Priuli]
- pet: Added support for D80/D82 disk images with error information. [Curt Coder]
- NES: Attached emulated keyboards (Famicom and Subor) directly to famicom driver now
that keyboard emulation does not affect the emulation if only gamepad are attached to the
system. Removed accordingly the fami_key driver, which became redundant. [Fabio Priuli]
- pc1640: Added another BIOS version. [philippe]
- next: Add the keyboard [O. Galibert]
- st: Make it better [O. Galibert]

Software Lists:
----------------
- a800.xml: added some more dumps and done some cleanup [K1W1]

Source Changes:
----------------
- floppy: Add generic track data descriptors [O. Galibert]