message: Enable simulcast by default on MediaServer capabilities
diff: @@ -195,6 +195,7 @@ MediaServer.getDefaultCapabilities = function()
  video : {
  codecs : ["vp8","vp9","h264;packetization-mode=1","av1"],
  rtx : true,
  + simulcast : true,
  rtcpfbs : [
  { "id": "goog-remb"},
  { "id": "transport-cc"},
  