Method: CONVERT_TO_INTERVAL
Method: GET_ROLE_DEMAND_DATA
Method: GET_INTERVAL_AVAILABILITY
Method: CONVERT_FORMAT_PERIOD
Method: GET_AMOUNT_PER_FTE
Method: GET_WORKDAYS_TABLE
Method: INCLUDE_CALENDAR
Method: DETERMINE_NEW_DEMANDS
Method: DETERMINE_NEW_DEMANDS_MSPS
Method: GET_DEMAND_BREAKDOWN
Method: GET_SCEN_PROJECT_TOTAL
Method: GET_VERSION_PROJECT_DEMAND
Method: POPULATE_DUMMY_ROLE