testing/janus-gateway: upgrade to 0.11.2
- Added support for relative paths in config files, currently only in MQTT event handler
- Removed support for now deprecated frame-marking RTP extension
- Fixed rare race condition between VideoRoom publisher leaving and subscriber hanging up
- Fixed occasional crash when using announcements in AudioBridge
- Fixed rare crash in Streaming plugin when reconnecting RTSP streams
- Fixed broken switch in Streaming plugin when using helper threads
- Fixed rare race conditions on socket close in SIP and NoSIP plugins
- Added support for out-of-dialog SIP MESSAGE requests
- Fixed memory leak when using helper threads in Streaming plugin
- Added support for datachannel label/protocol to Lua and Duktape plugins
- Added ability to use WebSockets transport over Unix sockets
- Added janus-pp-rec mechanism to correct wrong RTP timestamps in MJR recordings
- Other smaller fixes and improvements