message: updating scheduleOnce docs
  [skip ci]
diff: @@ -277,8 +277,6 @@ Tone.Transport.prototype.scheduleRepeat = function(callback, interval, startTime
  /**
  * Schedule an event that will be removed after it is invoked.
  - * Note that if the given time is less than the current transport time,
  - * the event will be invoked immediately.
  * @param {Function} callback The callback to invoke once.
  * @param {TransportTime} time The time the callback should be invoked.
  * @returns {Number} The ID of the scheduled event.
  