官方更新说明：
- ssabel Meet is now fully functional from the GUI! Create or join video conferences with WebRTC completely free! Also take a look at https://issabel.video/
- Let's Encrypt is included in the Security menu. Install new SSL/TLS certificates from Issabel.
- uEFI support
- Migration tool enhancements
- Chinese and Portuguese translations
- New design on PBX Configuration menu
- Bug fixes
- Stability and performance improvements.
