refactoring of VTP engine - no speed limits, compute engine torque demand based on power demand and engine speed from cycle to compensate for wrong gear selection

change method to obtain vecto version number: instead of reading out from dll, use (same) t4 macro to statically compile the version number as static property; slightly adapt build process to compile t4 macros

adapt testcases related to airdrag: pass along air density; set air density in model data in testcases

implementing XML Report generation. fetching all required input data, make airdragdata a separate component