v3.9.0

Released to beta on Google Play on December 9th, 2020. F-Droid release will be generated from this tag.

versionCode 18077

Enhancements:

• Support uploading device capabilities to public GPSTest Device Database (PR #448)
• Log GnssAntennaInfo to JSON file (PR #443)
• #454 - Use standard "Version:" tag for CSV logging
• #445 - Add Finnish translation (thanks Ari Nygard!)

Bug fixes:

• Fix #404 - Append to existing log on orientation change
• Fix #452 - Resolve Lint issues