implementing reading new auxiliary xml type (v2.3); adding test data with new electric steering pump techs; adding testcase to correctly read new technologies

update v2.3 schema to allow new electric steering pump technologies, add technologies to VECOT data; new sample XML file

removing primary bus groups 41-45
new columns in primary bus segment table - some refactoring

fix: allow saving and simulating 4x2F medium lorries in GUI

fix error to access retarder ratio in case retarder is no separate component

added testcase to print model data

refactoring creating electric consumers to consider electric fan and electrid stp from primary vehicle

 generic engine data: denormalization fc-map with engine idle speed, simulation with max vehicle idle, engine idle

add checkbox in gui (main form, options) and property in simulatorFactory to write internal rundata structure to file
all testcases except 'TestFullCycleModDataIntegrityAT' green