@IBAction func addToken(sender: AnyObject) {
        let title = names[Int(arc4random_uniform(UInt32(names.count)))] as String
        let token = KSToken(title: title, object: title as AnyObject?)

        // Token background color
        var red = CGFloat(Float(arc4random()) / Float(UINT32_MAX))
        var green = CGFloat(Float(arc4random()) / Float(UINT32_MAX))
        var blue = CGFloat(Float(arc4random()) / Float(UINT32_MAX))
        token.tokenBackgroundColor = UIColor(red: red, green: green, blue: blue, alpha: 1.0)

        // Token text color
        red = CGFloat(Float(arc4random()) / Float(UINT32_MAX))
        green = CGFloat(Float(arc4random()) / Float(UINT32_MAX))
        blue = CGFloat(Float(arc4random()) / Float(UINT32_MAX))
        token.tokenTextColor = UIColor(red: red, green: green, blue: blue, alpha: 1.0)

        tokenView.addToken(token)
    }

/// An array of string values. Default values are "." and ",". Token is created with typed text, when user press any of the character mentioned in this Array
   open var tokenizingCharacters = [".", ","]

tokenView.tokenizingCharacters = [];