February 22th, 2012: ortp-0.20.0
	- fix an issue on video call with ZRTP

February 17th, 2012: ortp-0.19.0
	- ZRTP media encryption

December 22th, 2011: ortp-0.18.0
	- SRTP media encryption

May XXth, 2011: ortp-0.17.0
	- RTCP support fixes
	- add rtp_session_get_round_trip_propagation()

March 28th, 2011: ortp-0.16.5
	- optimisations in session-set intersection computation

February 7, 2011: ortp-0.16.4
	- workaround fix for some versions of uclibc

June 3, 2010 : ortp-0.16.3
	- cosmetics improvements for compilation.

May 10, 2010 : ortp-0.16.2
	- add support for setting dscp on windows
	- add accessors to struct PayloadType

September 17, 2009: ortp-0.16.1
	- minor compilation fixes

May 4, 2009 : ortp-0.16.0
	- update stun api to support new RFC
	- fix gcc warnings
	- added new PayloadType

October 13, 2008:	ortp-0.15.0
	- telephone event detection bugfix
	- reduce number of memory allocation: !! attention here ABI/API change !!
		If you are using mp=rtp_session_recvm_with_ts(), the payload data is no more pointed by mp->b_cont->b_rptr.
		Instead you can use the following to skip the header:
			rtp_get_payload(mp,mp->b_rptr);

March 14, 2007: ortp-0.14.3
	- new ortp_set_memory_functions() method
	- jitter buffer bugfixes, simplification and improvements

July 27, 2007: ortp-0.14.0
	- a few optimisations
	- support for number of channels in PayloadType (interface changed !)
	- srtp optional support (using libsrtp from http://srtp.sf.net)

April, 11 2007: ortp-0.13.1:
	- do not recv rtcp packets from rtp_session_sendm_with_ts() when session is not send-only.
	- removed gtk-doc, using doxygen instead.
	- minor patches

January, 23 2007: ortp-0.13.0
	- add support for a pluggable transport layer
	- enables use of different RtpProfile for send and recv directions
	- fix RTCP memleak
	- new telephone-event types added.

November, 9 2006: ortp-0.12.0
	- fix statistics
	- jitter buffer accuracy improved
	- enable 0 ms jitter buffer (implies permissive dequeuing of packets)
	- enable optional connected mode: the udp socket is connect()ed so only 
	  packets coming from the connected destination are received.

August, 22 2006: ortp-0.11.0
	- added rtp_session_set_dscp, rtp_session_send_rtcp_APP
	- fixed statistics little bugs.

May, 30 2006:	ortp-0.10.0
	- new RTCP parser
	- new event api
	- stun helper routines
	- permissive algorithm for video packet enqueueing