Pupilio

- Fix recalibration issues.
- Improve the calibration UI.

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- Resolve a bug causing Python processes to hang indefinitely.
- Fix an issue where temporary sampling files may not fully write to disk, remaining in the buffer.

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- Add create session name checking. The session name must contain only letters, digits or underscores without any special characters.
- Delete resource deep gaze icon.
- Update libfilter.dll with MSVC_RUNTIME_LIBRARY.
- Delete /example/run_demo.bat. Add example/picture_free_viewing/run_demo_psychopy.bat, and
example/picture_free_viewing/run_demo_pygame.bat.
- Integrating dll files needed

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- Calibration_draw function logic modify.
- Calibration PsychoPy components set units `pix`.
- Press R to recalibrate.
- Deleting pygame.init in graphics.py, this may cause minimizing pygame screen.

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- Rewrite some features using c++
- Support PyGame and PsychoPy
- Removing some useless py files
- Update example code

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- Added `build` number mechanism using timestamp.
- Added `bino_eye_gaze_position`.
- Added heuristic filter.
- Added image previewer.
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