tighten up display multiplex
Merge branch 't0int_fix' into bigben
play reveille for alarm!
remove left over bigben code
no menu on button push if alarming
stop alarm sound if switched off
stop alarm if switched off + alarm menu fix
merge alarm fix from t0int_fix
snooze for 10 mins if button pushed while alarm
merge snooze
cancel alarm & snooze if alarm switched off
merge snooze
Merge commit 'wbp/snooze' into Reveille_NSW_LEDcontrol