Rickrack

* Date: May 21, 2023
* Tag: https://github.com/eigenmiao/Rickrack/releases/tag/v2.8.5
* Comments:
1. Change color bars in result window when selecting assit colors.
2. Make the color tag in wheel only selected and not moved when clicked.
3. Make the hec text box in result window accept colors from other formats.
4. Update freeze image method.
5. Delete rev_direct in board and depot view.

v2.8.27-x2d3s3
* Date: June 25, 2023
* Tag: https://github.com/eigenmiao/Rickrack/releases/tag/v2.8.27
* Comments:
1. Add prompt tags to the wheel view for quickly adding, deleting and fixing ref colors.
2. Add prompt tags to the image view.
3. Add prompt tags to the board view.
4. Add show and hide prompt tag botton in mode window.
5. Add show and hide prompt tag botton in settings dialog.
6. Change default theme to black.
7. Change operation botton actions.
8. Change actions.
9. Delete press_act switch.
10. Add operation shortcut actions.
11. Fix image moving method error.
12. Adjust the display order of prompt tags.
13. Add history steps to image view.
14. Set the color locations randomly when clicking on More Colors.
15. Change botton icons.
16. Change workarea background to black, grey or white.
17. Limit the number of reference colors (max 30).
18. Fix mouse tracking switch.
19. Optimize the distance judgment method.
20. Add a reversed color wheel.
20. Add a ryb color wheel.
21. Add settings for color system.
22. Update color names.
23. Update color rule and relation under ryb system.
24. Optimize data type.
25. Change default font to LXGW WenKai.

v2.8.35-x3d3s3
* Date: July 16, 2023
* Tag: https://github.com/eigenmiao/Rickrack/releases/tag/v2.8.35
* Comments:
1. Update scale factor for 1080p screen.
2. Change color cube ratio.
3. Update view icons.
4. Update translations.
5. Update button logic.
6. Fix fcitx input bug on Ubuntu.
7. Change default font to Noto Sans.
8. Update interface theme colors.
9. Upgrade ersion of PyQt5 from 5.12.1 to 5.15.6.
10. Upgrade version of settings.json from 2 to 3 (x3d3s3).

v2.8.36-x3d3s3
* Date: July 16, 2023
* Tag: https://github.com/eigenmiao/Rickrack/releases/tag/v2.8.36
* Comments:
1. Update default font family name.
2. Fix default document directory on Linux.

v2.8.40-x3d3s3
* Date: July 23, 2023
* Tag: https://github.com/eigenmiao/Rickrack/releases/tag/v2.8.40
* Comments:
1. Fix fcitx5 input bug on Ubuntu (for fcitx5).
2. Change button icons.

* Date: April 9, 2023
* Tag: https://github.com/eigenmiao/Rickrack/releases/tag/v2.7.26
* Comments:
1. Fix close error in the Rickrack module.
2. Update sequence of menu list.
3. Switch to PyQt5 for some unknown bugs in PySide2.
4. Update languages.
5. Fix lang error on mac.
6. Fix hidpi error on mac.
7. Update installation background on mac.

* Date: March 12, 2023
* Tag: https://github.com/eigenmiao/Rickrack/releases/tag/v2.7.25
* Comments:
1. Update demo in the Rickrack module.
2. Backup hm rule in history.
3. Add history steps in image extractions.
4. Update doc.
5. Switch to PySide2 to reduce the installation package size.
6. Make the stab col in depot view change with the size of interface.
8. Add image record in desc.

* Date: February 19, 2023
* Tag: https://github.com/eigenmiao/Rickrack/releases/tag/v2.7.23-pre
* Comments:
1. Fix empty argv bug in the Rickrack module.
2. Add assistant colors in the wheel, image and board views.
3. Add assistant colors in the result cube.
4. There are two kinds of assistant points: relative point (keep relative position with the main color, without a dot in the tag) and referenced point (keep the absoluate position, with a small dot in the tag).
5. Add transformation between dynamic board and assistant color list.
6. Add action menu in the wheel, image, board and depot views.
7. Add undo and redo methods.
8. Add history steps in file operations.
9. Add history steps in the settings dialog.
10. Add assit colors in export files.
11. Upgrade file version into x2d3s3.
12. Update data in the Rickrack module.
13. Fix undo bug.

* Date: January 8, 2023
* Tag: https://github.com/eigenmiao/Rickrack/releases/tag/v2.6.6-pre
* Comments:
1. Change the splash images.
2. Add waiting times for starting and closing software in the Rickrack module.
3. Add demo for the Rickrack module.
4. Update repository images.

* Date: December 11, 2022
* Tag: https://github.com/eigenmiao/Rickrack/releases/tag/v2.6.5-pre
* Comments:
1. Add support for high-resolution screens and touch events.
2. Add more interface themes.
3. Change default theme.
4. Update sample images.
5. Update tutorial documents.
6. Update help informations.
7. Add close method in the Rickrack module. Now this software can be started and closed through Python codes and scripts.
8. Change the proporties of "is_connected" and "is_choice_available" methods in the Rickrack module.