The second-generation Ford Kuga is a sweet-handling family car that is refined and comfortable -but is this athletic SUV a good used buy?The second-generation Ford Kuga isn’t just a versatile, smart-looking and sensible SUV. No, another reason this became one of Ford’s best-selling models is because it’s a surprisingly rewarding car to drive – even matching some of its premium-badged SUV rivals for refinement and dynamism.You won’t pay a premium price, though. Just