3.18.0
- Node: Make
RtpCodecCapability.preferredPayloadTypemandatory and addRouterRtpCodecCapabilitytype (in whichpreferredPayloadTypeis optional) andRouterRtpCapabilitiestype (PR #15XX).
RtpCodecCapability.preferredPayloadType mandatory and add RouterRtpCodecCapability type (in which preferredPayloadType is optional) and RouterRtpCapabilities type (PR #15XX).