new initialOparationTypes dict attribute added to Job to to be used whenever the job is initialWIP for machine and the operationType for eachstep is defined in its route

calculateProcessingTime of MachineJobShop checks for remainingProcessing it in case of routeInBOM wip entities

calculateLoad/SetupTime removed. calculateTime(type) relplaces them (only in machine). calculateProcessingTime still used under calculateTime (only in machine)