Swift2.0でdeviceTokenをNSUserDefaultsに保存 ref: http://qiita.com/coa00@github/items/7172665c414cfc913cc0

AppDelete.swift

    func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {
        // for APNs
        let settings = UIUserNotificationSettings(forTypes: [.Alert, .Badge], categories: nil)
        application.registerUserNotificationSettings(settings)
        application.registerForRemoteNotifications()

        // Override point for customization after application launch.
        return true
    }

    func application(application: UIApplication, didRegisterForRemoteNotificationsWithDeviceToken deviceToken: NSData) {
        let ud = NSUserDefaults.standardUserDefaults()
        ud.setValue(deviceToken.description, forKey: "token")
        ud.synchronize()
    }

file1.swift

let token:String = ud.objectForKey("token") as! String;