On mode/show end, sounds now stop looping
On mode/show end, sounds now stop looping

Sounds are now permitted to finish playing when the mode/show containing
the triggering sound_player ends (previously sounds were immediately
stopped).  All queued sounds are canceled and looping is stopped.

missionpinball/mpf-mc,missionpinball/mpf-mc,missionpinball/mpf-mc