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.

WebmWriter: set segment-duration to 0 initially; this allows chrome to play unfinished files

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.

Throws an exception if deleting or renaming a file fails.

Correctly load jitsi-defaults.properties when running under WebStart

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