Results 5 issues of Miroslav Krajicek

Merge from other forks. TODO: * update of README.md * generate new version of all docs

In the [build_information.txt](https://github.com/dlime/Faster_OpenCV_4_Raspberry_Pi/blob/master/build_information.txt) there is install path `/usr/local` but all .deb packages install libraries to `/usr` path. This leads to the wrong configuration in CMake using pkg-config. I had to...

- changed FrameGraph - cylinder moved to 0,0,0 for testing purposes Fixes #5

**Image processing:** min/max contour area, size of MedianBlur and size of dilateKernel in [MarkerCamera](https://github.com/kaajo/WebCamCap/blob/master/WebCamCap2/src/markercamera.cpp) - void MarkerCamera::applyFilters() **Intersections:** maxError capture points only inside virtual room (checkbox)

enhancement

Main features: - play [Animation](https://github.com/kaajo/WebCamCap/blob/master/WebCamCapPrimitives/animation.h) - edit ID / position of [Marker](https://github.com/kaajo/WebCamCap/blob/master/WebCamCapPrimitives/marker.h) in one/more frames - improve [OpenGlScene](https://github.com/kaajo/WebCamCap/blob/master/WebCamCapGui/openglscene.h) (add cameras, textures, ...) - use FBX SDK for animation exporting

enhancement
help wanted