             mapview.addOverlay(polyline, level: .AboveRoads)
             polylines.append(polyline)
         }
-        
+
         let boundingMapRect = boundingMapRectForPolylines(polylines)
         mapview.setVisibleMapRect(boundingMapRect, edgePadding: NSEdgeInsets(top: 10, left: 10, bottom: 10, right: 10), animated: true)
     }

        if textfield.stringValue.isEmpty {
            return
        }
        parseInput(textfield.stringValue as NSString)
    }
    
    @IBAction func removeLastLinePressed(sender: NSButton) {

                return
            }
            
            renderInput(contents!)
        }
    } // end readFileAtURL
    
    private func randomizeColorWell() {
        colorWell.color = NSColor.randomColor()
    }

    private func renderInput(input: NSString) {
        parseInput(input)
        randomizeColorWell()
    }

    private func parseInput(input: NSString) {
        
        let coordinates = Parser.parseString(input, longitudeFirst: parseLongitudeFirst)
