update connexion info function so that it displays send buffer utilization, congestion window utilisation and sending window utilization / size
update display_event function call to allow not to display the connection information
minor comment fix
trace sending buffer increase/decrease event
added trace event for CWR
properly display congestion moderation event without duplication with cognestion window decrease message
catch some possible unknown events to be able to investigate if they happen
separate flow control probes and congestion control probes
add tracing for 'application block on sending' event
add tracing for 'Send window full' event
add tracing for 'Local device congestion' event
add some comment on the Open -> Disorder congestion state transition