Emulate 1.02 dimm board without network so that the bios detects it and
shows the expected GD-ROM SYSTEM boot screen.
Fix rom board serial id issue (error 04) with ikaruga, tetkiwam,
puyofev[j] and sprtjam.
Issue #1735
Add naomigd and naomidev bios definitions (unused).
Use netdimm for mj1 and wccf* series (still not working).
picotcp: ignore conf ack received when lcp layer is up (kos ppp)
picotcp: ignore icmp ping seq and id #
scheduler: add void * arg to callback function. Get rid of static instances when possible
bba: use scheduler to delay link changes (fixes kos bba detection)
modem: fix soft reset. don't reset TDBE during reset (fixes kos modem detection)
connect returns EWOULDBLOCK instead of EINPROGRESS on windows
add eeproms for vf4, vf4evo and vf4tuned (2-player cabinet)
add nvmems for vf4, vf4evob and vf4tuned (network & card readers
enabled, all day card schedule, stage select, ...)
Flyinghead