       toneDirs = try FM.contentsOfDirectory(atPath: "\(Bundle.main.resourcePath!)/tones")
     }
     catch {
-        // do nothing
-        NSLog("Cannot load toneDirs !")
+      // do nothing
+      NSLog("Cannot load toneDirs !")
     }
     
     // Estimote Beacon

  override func viewDidLoad() {
    super.viewDidLoad()
    
    // initialize
    // ==========
    
    // "{IPHONE-UUIDString}":["tone":"{TONE-NAME}","konashi":"{KONASHI-ID}",["color":["hue":{val},"saturation":{val}]]]
    // [注意] defaults = [["DAE4E972-9F4D-4EDB-B511-019B0214944F":["tone":"A-L"],..],...] みたいな書き方をするとindexingが止まらなくなる 参考：http://qiita.com/osamu1203/items/270fc716883d86d8f3b7

    // playerPoints
    for i in 0..<SLIT_COUNT {
      playerPoints += [360.0/Double(SLIT_COUNT)*Double(i)]
    }
  }
  
