v4.17.0

New

• WebDav: Allow syncing via HTML file
• Tab Sync: Name folders by window number
• NewAccount: Add back buttons
• Options{GoogleDrive, WebDAV}: Allow removing passphrase

Fixed

• Fixed Google Drive integration on iOS
• Fix Sync with caching-enabled WebDAV servers
• [native] Use themed background for body
• Fix Nextcloud login flow for 2FA
• [android] Fix share intent for unreachable URLs