Improve tray menu
- If entries from multiple databases are shown, the database color is shown as well
- OTP entries in tray now show the entry's icon
- OTP entries in tray show entry specific foreground & background colors if configured
OTP improvements
- Update API used for two-factor authentication checks to V3 (https://2fa.directory/api/v3/tfa.json)
- Show additional details in entry form and OTP setup form (OTP setup, OTP documentation, OTP recovery, ...)
Bugfix: Focus & tab issues in KeePassOTP setup form