NEAuthService constructor Null safety

1. yunxin_roomkit
2. roomkit
3. NEAuthService
4. NEAuthService constructor

NEAuthService class

1. Constructors
2. NEAuthService
3. Properties
4. hashCode
5. isLoggedIn
6. onAuthStatusChanged
7. runtimeType
8. Methods
9. anonymousLogin
10. login
11. logout
12. noSuchMethod
13. toString
14. Operators
15. operator ==