Merge pull request #86 in VECTO/vecto-sim from...

Merge pull request #86 in VECTO/vecto-sim from ~EMKRISPMI/vecto-sim:feature/VECTO-134-add-start-button-for-v3-into-gui to develop

* commit '27c886cb':
  added json.net 7.0.1, added actual calls to VectoCore V3.0
  start button events and display correct, but no functionality behind
  added second button for starting vecto v3
  changes for engineering and declaration mode, when files were saved in other mode
  -Updated Release Notes
  -Updated Release Notes
  version update
  GUI Update für Retarder
  - Import WHTC Factors from XML file - Target framework changed to 4.5 (same as VECTO-Engine)
  Release Notes update