Update ms2 submodule.
implement early media forking at client side
fix compilation error
fix API naming
fix android build
fix linphone_core_update_call()
display error message when invalid argument is given to liblinphone_tester
do not write empty sections in PUBLISH report for quality reporting
Quality reporting: compute average values for instaneous parameters and added custom extension for qos analyzer to get its input/output on each RTCP packet received
Show RTP profile in call statistics dialog.
merged with upstream