Avira Optimization Suite

What's new in this version:

Feature:
- Allow transfer list text color changes through QSS
- Option to show console when external program is run
- Rename Country column to "Country / Region"
- Change the defaults of some settings
- Refactored Transfer List code to allow theming. As a sideffect the row height has more padding
- Allow double-click in preview dialog
- Expose stop_tracker_timeout in advanced settings
- Add piece_extent_affinity to AdvancedSettings
- Reorganize UI theme selection
- Show any multiple connections from the same IP in peer list
- Add stalled filters to GUI and Web API/UI
- Use IP geolocation database by DB-IP instead of MaxMind
- Allow to save downloaded metadata as torrent file
- Allow single app instance per configuration

Performance:
- Move multiple torrents one by one

Bugfix:
- Disable Torrent Queue by default for new users
- Update free disk space label on Category change in Auto Mode
- Save resume data after recheck
- Tracker is errored only if all local endpoints fail
- Change placement of stop tracker timeout setting
- Redesign torrent startup handling
- Show "∞" instead of " -1" in Preferences
- Improve code efficiency for reverse resolution of peers
- Handle HTTP redirection to magnet URI
- Various fixes for portable mode
- Include resume folder path in exception message
- Change placeholder text in torrent list's filter
- Improvements in the embedded tracker to be more spec compliant
- Improve the options tooltips
- Check if file exists in seed mode
- Delegate GUI scaling work to Qt
- Fix crash when renaming torrent contents
- Fix total connected peers count calculation
- Allow other keypresses in LogListWidget
- Disable Auto TMM when not using default savepath from monitored folder

Webui:
- Fix first row renaming in files tab
- Use SVG image for WebUI favicon
- Inherit text color for filter list elements
- Expose WebUI ban counter to users
- Expose WebUI ban duration to users
- Implement "Secure" flag for session cookie
- Remove unused/deprecated option
- Prevent excessive sync requests
- Fix populating statistics window
- Fix matching uncategorized torrents
- Always allow whitespace in category names

Search:
- Bump python version for new installation
- Fix missing string
- Drop python2 support

Windows:
- Installer: Option to start qBittorrent on Windows start up
- Installer: Improve Czech translation
- Installer: Update French translation
- Installer: Update German translation
- Installer: Update Japanese translation
- Path length limitation is removed on Windows 10 1607 onwards