CATTY-727 Implement minimal functionallity for SVG Plot creation

[StofflR]

Implement minimal functionallity for SVG Plot creation
https://jira.catrob.at/browse/CATTY-727

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Added basic functionality for basic svg creation for plotter

• start plot
• stop plot
• save plot to svg
  Fixed PenUp/PenDown bug
• separate arrays on penUp to retain the needed information

[lucatp]

Schaut so weit schon sehr gut aus, hab paar Sachen die man verbessern könnte dazu geschrieben.

[wallisch]

I rebased on latest develop and corrected the swiftlint issues, can you please address the remaining comments?