add discussion link in RFD 122
add discussion link in RFD 122

joyent/rfd,joyent/rfd,melloc/rfd,davepacheco/rfd,davepacheco/rfd,davepacheco/rfd,melloc/rfd,melloc/rfd,joyent/rfd,joyent/rfd,davepacheco/rfd,davepacheco/rfd