3.20.1

• Reset segments when last segment is deleted
• Improve unsupported file detection
• Don't show keyframes if too packed together #259
• Fix trackpad direction and add a setting for inverting
• improve check for thumbnail tracks #308
• Improve merge (correctly set output format)
• Improve error handling
• Workaround for EPERM error on startup
• Improve text
• Bugfixes