func flipTile(node : RectSprite){

        let flip = SKAction.scaleXTo(-1, duration: 0.4)

        node.setScale(1.0)

        var changeColor = SKAction.runBlock( { node.texture = SKTexture(imageNamed: "blue")})
        var action = SKAction.sequence([flip, changeColor] )

        node.runAction(action)

}

func flipCard (node: SKNode, label: SKLabelNode)
        {
            label.isHidden = true

            node.run(SKAction.sequence(
                [SKAction.scaleX(to: 0, duration: 0.2),
                 SKAction.scale(to: 1, duration: 0.0),
                 SKAction.setTexture(SKTexture(imageNamed: "Redcard-blank")),
                 SKAction.fadeOut(withDuration: 2),
                 SKAction.fadeIn(withDuration: 2),
                 SKAction.fadeOut(withDuration: 2),
                 ]
            ))
            label.isHidden = false
        }