The widgets-only flavor of the app also updated to include system dark mode

Slow roll-out: to get the update instantly join the beta test.

Other changes since the last release

• Improved phrasing of many outdated option names and messages
• “Become a beta tester” link now points to beta info on app’s website
• “More apps by Dyna Logix” now links to https://dynalogix.eu
• Updated translations [Italian: thank you Libero Balsamo!]