FS-7500: change variable names to reflect audio vs video %NEEDS_DOC
remote_media_ip_reported => remote_audio_ip_reported and remote_video_ip_reported
new vars remote_audio_ip and remote_video_ip like remote_media_ip but specific to audio and video
remote_media_port_reported => remote_audio_port_reported and remote_audio_port_reported
remote_media_port => remote_audio_port and remote_video_port
rtp_auto_adjust => rtp_auto_adjust_audio and rtp_auto_adjust_video