LineGeneration does check if the finalSimulationTime is equal to the lastExitTime before deciding whether the simulation produced nothing or not

Also add missing names on properties

new plugin that sets the ExitJobShop to clear the pending events as soon as the last entity left the job-floor

ReadJSShifts plugin updated to create rolling patterns for a given (hard-coded) period of time. To be tested

JobShop instances and test_models updated to mirror the change in the directory of the JobShop plugins