Resolve "Use `USER`-directive in Dockerfile"

Closes #354

See merge request !272

Resolve "Delete dead code in CoordItem"

Closes #380

See merge request !270

- Delete some dead code in CoordItem
- Slightly refactor `paint`-method

Gray out calib (3/N)

See merge request !267

- Introduces `ExtrinsicParameters`-Struct
- Extract `ExtrinsicBox` from `Control`

Unload loaded video when loading pet with empty SRC

Closes #375

See merge request !268

Extract Widgets for "Grey out calibration tab" (2/N)

See merge request !258

- Move slots to FilterBeforeBox when concerning its elemets
- Fix Tab order of new extracted widgets
- Delete dependency to Control by AutoCalib

Resolve "Refactoring of findCodeMarker-method"

Closes #368

See merge request !254

Use repaint-call in updateImage to mitigate flickering

Closes #247

See merge request !265

Fix formatting

See merge request !266

Remove TIME_MEASUREMENT macro

Closes #120

See merge request !264

Check if image is loaded before computing missing frames, else throw exception

Closes #340

See merge request !262

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