message: param automation from 'now' instead of currentTime
  addresses
diff: @@ -83,8 +83,8 @@ define(["../core/Tone", "../type/Type", "../core/AudioNode", "../core/Timeline"]
  },
  set : function(value){
  this._initialValue = this._fromUnits(value);
  - this.cancelScheduledValues(this.context.currentTime);
  - this.setValueAtTime(value, this.context.currentTime);
  + this.cancelScheduledValues(this.now());
  + this.setValueAtTime(value, this.now());
  }
  });
  