add encoder/hls pithy print
fix the rewind bug, support republish by restart the ffmpeg encoder.
fix bug of hls muxer, support close/open/flush even muxer is closed.
fix bug of forward, earse the forwarded msgs.
fix bug of forward, erase msgs when error
fix the build ffmpeg script bug, add yasm to path when build
support max_connections, drop if exceed.
hls support multiple publish/unpublish. disable hls when not support
fix the ffmpeg kill bug, wait until ffmpeg quit.
refine the signals of ffmpeg.
support audio transcode only, speex/mp3 to aac
update readme, update the st-load
update readme, update the st-load
update readme, update the st-load
update readme, update the st-load
update readme, update the st-load
update version, add build date
udpate files.
update readme.
add cherrypy api server