v.3.1

This is a maintenance release.

• changed compiler build settings
• changed settings interface
• improved windows 10 1903+ suppport
• show log cleanup confirmation only when it has entries
• fixed notification tabstop processing (issue #497) by @flipkick
• fixed downloading updates progress gets stuck (issue #568)
• fixed find dialog does not worked correctly (issue #511)
• fixed drawing filename in notification (issue #595)
• fixed adjust privileges (theoretically fixes #596)
• fixed inbound direction recognition (issue #581)
• fixed search for next/active notification
• fixed notification hotkeys (issue #597)
• fixed memory duplicate allocation
• updated project sdk (routine++)
• updated ports definitions
• updated blocklist
• fixed bugs