- Support for copying messages

- Remove unused third-party libraries
- Reduced app size

- fix the bug of wrong theme color for iOS15 devices

-Solve the problem that the broadcast port cannot be modified
-Solve the problem of sending code switching error

-Solve the problem that the broadcast port cannot be modified
-Solve the problem of sending code switching error

-Solve the problem that the broadcast port cannot be modified
-Solve the problem of sending code switching error

- Strategy of adjusting the number of links

- Fix tabbar display errors

- Support Multicast

- Support Multi-client link (Socket)

- Support 3D Touch