Removed old fullscreen button

    this._zoomControl = new L.Control.Zoom();

    this._controls.push(this._zoomControl);

    // Leaflet built-in fullscreen doesn't work for outside controls

    // this._fullscreenControl = new L.Control.Fullscreen();

    // this._controls.push(this._fullscreenControl);

    this._viewCenterControl = new ViewCenterControl();

    this._controls.push(this._viewCenterControl);