JusoService constructor Null safety

1. farmershands
2. juso_service
3. JusoService
4. JusoService constructor

JusoService class

1. Constructors
2. JusoService
3. Properties
4. hashCode
5. runtimeType
6. Methods
7. getPoint
8. noSuchMethod
9. searchJuso
10. toString
11. Operators
12. operator ==
13. Constants
14. jusoEndUrl
15. jusoPointEndUrl