message: updating numberOfInputs/Outputs docs
  [skip ci]
diff: @@ -665,6 +665,7 @@ define(function(){
  * The number of inputs feeding into the AudioNode.
  * For source nodes, this will be 0.
  * @memberOf Tone#
  + * @type {Number}
  * @name numberOfInputs
  * @readOnly
  */
  @@ -686,6 +687,7 @@ define(function(){
  * The number of outputs coming out of the AudioNode.
  * For source nodes, this will be 0.
  * @memberOf Tone#
  + * @type {Number}
  * @name numberOfInputs
  * @readOnly
  */
  