Supports debugging the 'Dominant Speaker Identification for Multipoint Videoconferencing' implementation through the REST API of Videobridge.

Adds AdvancedAttributesAwareCodec that can handle attributes that are valid for all codecs and fixes parsing them. Adds handling of ptime for one of the codecs.

Use the remote bandwidth estimator for REMBs reported by the MaxThroughputBridgeRTCPTerminationStrategy.

Fixes an automatic conversion from int to long which has caused the remote bitrate estimator to not work.

Reduces the number of allocations in the remote bitrate estimator in order to reduce the effects of the garbage collector.

Adds a method that allows sending application data through DTLS. Enables handling of received application data when DTLS-SRTP is enabled.

Adds a registerUser() method to SrtpControl. Needed for allowing multiple MediaStream-s to share an SrtpControl.

Demotes the logging of the statistics about the sent and received RTCP SR/RR reports because they are too frequent.

Reported by Thomas Kuntz.