message: Do simulcast smoothing by default
diff: @@ -238,6 +238,7 @@ class Transponder
  * @param {Object} options - Options for configuring algorithm to select best encoding/layers [Optional]
  * @param {Object} options.traversal - Traversal algorithm "default", "spatial-temporal", "zig-zag-spatial-temporal", "temporal-spatial", "zig-zag-temporal-spatial" [Default: "default"]
  * @param {Object} options.strict - If there is not a layer with a bitrate lower thatn target, stop sending media [Default: false]
  + * @param {Object} options.smooth - When going to a lower simulcast layer, keep the higher one visible [Default: true]
  * @returns {Number} Current bitrate of the selected encoding and layers, it aslo incudes the selected layer indexes and available layers as properties of the Number object.
  */
  setTargetBitrate(target, options)
  @@ -386,7 +387,7 @@ class Transponder
  //Get the simulcast Idx of the layer we are switching from
  prevSimulcastIdx = encoding.simulcastIdx;
  //We switch inmediatelly if going to a lower simulcast layer
  - const smooth = newSilmulcastIdx >= prevSimulcastIdx;
  + const smooth = !options || options.smooth || newSilmulcastIdx >= prevSimulcastIdx;
  //Select enccoding
  this.selectEncoding(encodingId,smooth);
  //And temporal/spatial layers
  