Adding 3 sec delay before writing audits to disk
Adding 3 sec delay before writing audits to disk

The events that trigger audits to be written usually happen when MPF is
really busy doing a million other things (ball start, ball end, etc.),
so we wait 3 secs to let things calm down a bit rather than trying to
jump in there

qcapen/mpf,missionpinball/mpf,spierepf/mpf,qcapen/mpf,spierepf/mpf,missionpinball/mpf