docs: function(lonlat, zoom, dragging, forceZoomChange) {
          if (this.panTween) {
              this.panTween.stop();
          }
          if (this.zoomTween) {
              this.zoomTween.stop();
          }            
          this.moveTo(lonlat, zoom, {
              'dragging': dragging,
              'forceZoomChange': forceZoomChange
          });
      }