VehicleForm: Corrected Selection of Retarder based on EnginePosition again (E2 also has all retarders available)

VehicleForm: Solved Problem of Binding for Tabs of EM and GENSet by setting the BindingContext again

VectoJob.vb: Added Validation that Vehicle File has to be in same JobType than jobFile, that cycles must be defined in engineering mode, and that ElectricMachines must be defined for HEVs and BEVs.

adapting gearbox form to draw shiftlines and fld for battery electric vehicles, handling of APT-S/P in case of PEV

Changed Top VECTO logo with graphical text to simple Main Logo with a label (label intersected with underlying graphical text).

MSBuild Project-Files: Updated <DefineConstants> Tag and removed the TRACE constant for all projects.