Add test for pet-file

Closes #371

See merge request !259

- Add test which reads a "default"-pet file and writes it out and then compares them
- Detect differences in reading/writing/overall file format
- fix: ColorMarker read in saturation for value

fix: read reprojection error

Closes #364

See merge request !261

- Reads in whole intrinsic calibration at once
 -> reads in reprojection error without setting it to NaN later on

Merge branch '350-codemarker-offset-when-changing-recognition-method-from-multicoler-to-codemarker' into 'master'

fix: Reset CodeMarker offset for visualization

Closes #350

See merge request !263

Allow failure in pre-build check

Closes #370

See merge request !256

Add keywords to .zenodo.json

Closes #200

See merge request !257

Increase allowed border size to 750

Closes #361

See merge request !255

Change command line help string generation

Closes #363

See merge request !252

- Also add -autoIntrinsic documentation

Resolve "Crash after intrinsic calibration with old model"

Closes #367

See merge request !253

- Crash due to comparison of cv::Mat with different size
- Append zeros to old model such that it has the same size as the new one

Update copyright year to 2023

See merge request !250

`FilterBeforeBox` and `IntrinsicBox`

See merge request !242

- Move "filter before" GroupBox into own widget
- Move "intrinsic" GroupBox into own widget
- Save intrinsic calibration in struct
- Use said struct as parameter for `CalibFilter`
- Add `setValue`-helper function for loading values into UI respecting min/max
- Move PeTrack-Version from Setter to Constructor of Petrack-object
- Add Unit-Tests

Merge branch '357-checkbox-show-trajectory-only-for-visible-people-working-incorrectly' into 'master'

Refactor boolean expression

Closes #357

See merge request !249

- Fixed boolean expression with inverted button
- Refactored boolean expression for better readability

Add regression test for intrinsic calibration

Closes #366

See merge request !245

Update docker file to allow debugging

See merge request !248

fix: set maximum personNr not current personNr

Closes #365

See merge request !247

- updateControlWidget should set new maximum person Nr
- in 3a2030ba wrongfully changed to set current person; revert this change here
- reintroduce updateControlWidget to editTrackPersonComment

Add missing license to installer

See merge request !246

Resolve "Always use provided Catch2 and trompeloeil"

Closes #362

See merge request !244

Update demo files to 0.9.3

See merge request !243

Add spdlog as logging interface

See merge request !235

Merge branch '339-display-markerid-in-all-frames-not-only-when-it-is-currently-recognized' into 'master'

Display ID always not only in frames where they are detected.

Closes #339

See merge request !240

Resolve "Make Parameter a Template"

Closes #359

See merge request !239