Fix the hhmm and ssm conversion function to use seconds instead of minutes.
Fix the hhmm and ssm conversion function to use seconds instead of minutes.

starsirius/day-schedule-selector,starsirius/day-schedule-selector,artsy/day-schedule-selector,starsirius/day-schedule-selector,artsy/day-schedule-selector,starsirius/day-schedule-selector,artsy/day-schedule-selector