New minor features
- support automatic protocol selection when proxying rtsp
Fixes and improvements
- allow repeated PAUSE requests (#107)
- support SDPs with empty unicast address in origin (#121)
- drastically improve the performance of the server when reading streams with both TCP and UDP
- add PAUSE to supported methods in OPTIONS response
- fix generation of RTCP receiver reports; add number of lost packets to RTCP receiver reports
- make RTMP sources emit RTCP packets
- allow calling PLAY twice (#128)
- increase udp kernel read buffer size to minimize packet losses (#127)