- Remove Current Version field from product license settings
- Derive current version from latest product version in database
- Refactor email system to use WooCommerce email notification classes
- Add LicenseExpirationEmail WC_Email class for expiration warnings
- Add customizable email templates (HTML and plain text)
- Update settings to link to WooCommerce email configuration
- Update translations for new email-related strings
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
