Crow Translate: download ældre versioner

Changelog:
- Translate through any OpenAI-compatible endpoint with the new LocalAI backend.
- Recognize text in images with a vision model, as an alternative OCR engine to Tesseract.
- Open, drop or paste an image to recognize text from it.
- Show what is currently running, and what failed, in a status strip.
- Use an API key with LibreTranslate, either through Mozhi or directly.
- Report a bug from the tray menu.
- Fix the capture area on Windows with multiple monitors at different scaling.
- Fix the missing application icon on Windows and macOS.
- Fix starting up again after an unclean shutdown.
- Fix the translate selection shortcut on Wayland.
- Name icon-only buttons for screen readers, and make error messages translatable.

Changelog:
- Automate fastest Mozhi instance selection.
- Automatically assign the fastest instance on the first startup instead of selecting it randomly.
- CLI: By default, use the instance from settings.
- CLI: Verify language codes.
- CLI: Do not print empty translations on error.
- CLI: The --help command returns exit code 1.
- Fix language codes for Persian and Chinese Simplified.
- Fix loading of Qt translations.

Changed
- Enable new LibreTranslate langs.
- Require Qt5X11Extras on Linux.
- Add and remove old, non-existed, broken Libre and Lingva instances.
- Improve accessibility for screen readers.

Changed
- Remove spaces in settings paths. Everywhere instead of "Crow Translate" now "crow-translate".
- Use lingva.garudalinux.org by default for Lingva engine.

Big thanks @tim77 for the help!

Changed
- Fix selection translation regression.

Changed
- Fix selection translation on Wayland.

Changed
Fix settings in portable mode.

Changed
- Fix screen capture DPI.
- Do not apply smoothing to the magnifier's image.
- Read settings from application directory when building in portable mode.
- Add missing Basque localization.
- Use correct flags for Cantonese, Chinese (Traditional), and Uighur.

- Fix Yandex translation due to API changes.

Added
- Linux: OCR actions to desktop file.

Changed
- Autoselect source text when showing main window.
- Fixed an issue where the TTS engine would sometimes pronounce the space as "percent twenty".

Added
- Examples support for Lingva.

Changed
- Parse all examples for Google.

Added
- Transliterations and type of speeches for Lingva.

Changed
- Fix broken Bing translation.

Changed
- Remove Network category from desktop file.

Added
- An option to select regional voice for Google.

Changed
- Use the correct approach to remove invalid symbols from translations.

Changed
- Fix regression in translation formatting.

Changed
- Fix popup window not displaying text if text contains UTF-8 special characters.

Changed
- Add missing Basque and Finnish localizations.
- Respect URL settings in CLI.

Changed
- Bundle application icons only for Windows.
- Make XDG dialogs modal on Wayland.

Added
- Autostart support via xdg-desktop-portal.

Changed
- Fix icons fallback on GNOME.

Removed
- "The application is already running" dialog.

Added
- AppStream metainfo.

Added
- Linux: StartupWMClass to the desktop file.

Changed
- Fix missing Slovenia flag.
- Use git sumbodules instead of FetchContent.

Added
- Linux: `X-Purism-FormFactor` in the desktop file.
Changed
- Fix default page in settings dialog.
- Fix wrong Slovenia flag.
- Lingva: Fix Chinese language codes.

Changed
- Fix missing LibreTranslate and Lingva in popup window.