     }
     
     // MARK: animations
-    
     private func animateCircleBorder(layer: CAShapeLayer) {
         let animationKey = "strokeEnd"
         let animation: CABasicAnimation = CABasicAnimation(keyPath: animationKey)

        borderLayer.fillColor = UIColor.clearColor().CGColor
        borderLayer.strokeColor = strokeColor.CGColor
        borderLayer.strokeEnd = 1.0
        borderLayer.path = UIBezierPath(ovalInRect:CGRectInset(bounds, lineWidth/2, lineWidth/2)).CGPath
        
        return borderLayer
    }

        label.alignmentMode = kCAAlignmentCenter
        label.foregroundColor = titleColor.CGColor
        label.contentsScale = UIScreen.mainScreen().scale
        label.shouldRasterize = true
        label.rasterizationScale = UIScreen.mainScreen().scale
        label.contentsScale = UIScreen.mainScreen().scale
        
        return label
    }
