A httpflv library.
## v0.0.1
- Support remux RTMP stream to httpflv stream.
## v0.0.2
- Some improvements.
## v0.0.3
- Reference rtmp v0.0.8
## v0.1.0
- Reference flv v0.1.0/rtmp v0.1.0
## v0.1.1
- Change the listening port type.
## v0.2.0
- Support stream status notify using HTTP.
## v0.2.1
- Reference xflv new version v0.2.1.
- Reference rtmp new version v0.3.1.
## v0.3.0
- Reference bytesio v0.3.0.
- Do some refactoring.
## 0.3.2
- Reference streamhub new version v0.1.2.