First you’re chilly, then far too hot, then cold again… Yes, it’s that perennial problem of how to dress for the British summer. The answer?  Clever layers – and that principle extends to summer home textiles as well as to wardrobe choices. Our summer duvet just hasn’t been cutting it the last few nights, so on went a summer-weight cotton blanket as well. (Although to be honest, my toes were still a little cold when…