rm duplicate set (only user saved highscore table etc differs)
Netlist:
- changed netlist_matrix_solver to be a class
- rewrote the "switch" BJT implementation
- minor bugfixes
Checkpoint
wicat: separated out the 5 serial port interfaces (no whatsnew)
Improved Sega Bloxeed dipswitches. [Zaphod]
Added cheap hack for Buriki One coin insertion, game is somehow playable with many gfx bugs
Added inputs for racing games
(MESS) itt3030: preliminary keyboard matrix hookup, fixed text drawing [R. Belmont]