fix code style. (overtrue#81)

Apply fixes from StyleCI (overtrue#79)

[ci skip] [skip ci]

Add tianyiwuxian support (overtrue#67)

* 添加`天毅无线`的支持

* fix CS.

* remove unused import.

添加对融云的平台的说明。 (overtrue#64)

添加融云支持 (overtrue#58)

* 添加融云支持

* fix CS.

* fix CS.

* code review.

* add comment.

* code review.

* fix CS.

Apply fixes from StyleCI (overtrue#56)

[ci skip] [skip ci]

Resolved overtrue#50

Bugfix.

Apply fixes from StyleCI (overtrue#36)

[ci skip] [skip ci]

Update readme.