use improved version to create relative paths. this method is able to go up in the directory tree (../)

refactoring declaration aux list. compare available aux with required aux. remove excessive, add missing aux types

electric motor type, battery/supercap testing temperature, battery connectors subsystem, junction box

started implementation of supercap in data adapter
added supercap testcases
added medium lorry testcases

added settings to override initial soc for Charge depleting runs, and disable charge sustaining iterating mode

added n_gbx_in_avg field to GearboxSignals

updated steering pump declaration data, return separate values for mech and electric power in case fully electric and mechanical steering pumps are specified in the same vehicle