centerMap

    func centerMapWithCoords(coordsArr:[CLLocationCoordinate2D]){
        var zoomRect:MKMapRect = MKMapRectNull;
        
        for coord:CLLocationCoordinate2D in coordsArr {
            var annotationPoint: MKMapPoint = MKMapPointForCoordinate(coord)
            var pointRect:MKMapRect = MKMapRectMake(annotationPoint.x, annotationPoint.y, 0, 0)
            zoomRect = MKMapRectUnion(zoomRect, pointRect)
        }
        
        mapView.setVisibleMapRect(zoomRect, edgePadding:UIEdgeInsetsMake(150, 30, 30, 30), animated:false)
    }