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

extending validation from GUI, using default values for reading user input, adding validation to gear dialog and axle dialog

adapting vecto gui to get rid of 'Declaration' Folder and use declaration data from vecto core; refactoring, removing no longer required files / classes

git-tfs-id: [http://tfs00.element.root.com:8080/tfs/TFSCollection]$/VECTO;C1621

* Added pdf report output
* Added charts in files editors
* Added declaration mode features
* Removed GRAPHi calls
* Added visualizer for modal results (replaces GRAPHi)(open)
* Changes cConfig format to JSON
* Cleaned up code

* Add LICENSE.txt file.
* Add lic-header in all .vb files.
* Add python script for adding lic-headers.
* Add lic-header also in a powershell-script.

* Include all except object-files.