add axle type to vehicle dialog, write axle type into json job, read axle type from json job (optional), changing labels, correction enable/disable PTO in declaration mode

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

exending input data for engine (new json format version), extending vsum output, adding input fields for additional engine parameters, adapt expected results (updated sum-files)

adding new municipal cycle, pto cycle, pto idle losses; read pto data in declaration mode; add pto for declaration mode (data adapter, declaration factory), testcases for reading PTO in declaration mode

major refactoring: use multiple full-load curves, one per gear. introduce vehicle-defined limits and gearbox-defined limits

all test-cases green.

handle consecutive overload responses with AT gearboxes due to gearshift between search braking power and actual request