Fix compilation for Windows Phone 8.
fix bug when rtp_session_resync() is invoked, resulting in the clockrate of the jitter buffer reset to 8000.
a warning that appears all the time even in nominal case is not a good warning.
Fix compilation with CMake on Linux.
Add RtpTransportModifier object to support tunnel+encryption(srtp or zrtp) simultaneously (in progress)
Implement stub strp new_modifier in case it is not available
Only search for packages that have been compiled with when searching the oRTP library with CMake.
Prevent replacing ${} variables when generating FindORTP.cmake.
prepend localtime to default logs
enable error traces when port binding failed
fix mingw build
Fix compilation with Visual Studio.
Fix compilation with CMake on Mac OS X
Merge remote-tracking branch 'origin/master' into dev_rtp_transport_modifier
Update rtp_modifier behaviour
Add missing quotes.
Prevent rebuilding documentation if this is not necessary.
Update rtp_modifier behaviour
Merge branch 'master' into dev_rtp_transport_modifier

Conflicts:
	include/ortp/rtpsession.h
	src/rtpsession.c
Refactoring SRTP to avoid code duplication