make a clean golang rtmp lib
- rtmp-to-http-flv: rtmp push and http-flv play
- rtmppusher: push flv time to rtmp server
- rtmppushplay: rtmp push and rtmp play
- rtmpserver: simple rtmp server
- rtmp-pull rtmp pull from remote stream
- rtmp-relay rtmp relay one stream to another stream
- rtmp-bench rtmp bench tools