Use set_sound_devices() when changing EC tail length in sip_audio_session

darcs-hash:20090311171219-58103-2d72c25536919dab0c5931cb25469a4a2ad9b5b1
Updated TODO

darcs-hash:20090311185755-58103-1dcb82883de9d7f52feb016b067b615614b5b040