Yard Scheduler

The purpose of this scheduler is to control the requirement for yard spaces as based on Proforma time for each services.
Each scheduler will be automatic activated at given time and deactivate after that

Example : AE21 at block 15H , the allocation will be activated to receive containers from SAT 00:00 till TUE 00:00
Hence it would need a discipline to use the area allocate during the date/time given only and not to use it when its being de activated

By default all time have being set to start time 00:00 and end time 00:00
( If found the schedule not being updated when the right time come , adjust the start time to 00:01 or vice versa )