Implements [Redis SortedSet](https://redis.io/commands#sorted_set), can refer to some List PR (#54) or Hash PR (#55), you can check the PR and do the same for SortedSet. Can use Java's `TreeMap` to implement SortedSet.
Implements Redis SortedSet, can refer to some List PR (#54) or Hash PR (#55), you can check the PR and do the same for SortedSet.
Can use Java's
TreeMapto implement SortedSet.