updating user manual

...ation/User Manual/1-user-interface/D1_VECTO-Job-Editor.md

Documentation/User Manual/1-user-interface/F_VEH-Editor.md

Documentation/User Manual/1-user-interface/G_ENG-Editor.md

Documentation/User Manual/1-user-interface/H_GBX-Editor.md

Documentation/User Manual/3-simulation-models/GearShift.md

...entation/User Manual/3-simulation-models/GearShift_AMT.md

...mentation/User Manual/3-simulation-models/GearShift_AT.md

...mentation/User Manual/3-simulation-models/GearShift_MT.md

...tion/User Manual/3-simulation-models/simulation-models.md

Documentation/User Manual/5-input-and-output-files/JSON.md

Documentation/User Manual/5-input-and-output-files/VTCU.md

Documentation/User Manual/OriginalPictures/EngineForm.png

...mentation/User Manual/OriginalPictures/EngineForm_WHR.png

Documentation/User Manual/OriginalPictures/GearboxForm.png

...ation/User Manual/OriginalPictures/JobForm_ADASParams.png

...tion/User Manual/OriginalPictures/JobForm_DriverModel.png

...entation/User Manual/OriginalPictures/JobForm_General.png

Documentation/User Manual/OriginalPictures/MainForm.png

...ntation/User Manual/OriginalPictures/VehicleForm_ADAS.png

...n/User Manual/OriginalPictures/VehicleForm_Powertrain.png