The Harvey Nichols beauty boom just continues to grow and grow! Following hot on the heels of Benefit Cosmetics, this September has seen  the arrival of a new range of cosmetics and skincare products by Australian beauty guru Sue Devitt.  Sue Devitt, for the uninitiated, is a beauty genius who has celebrity client list that boasts  of some of the world’s most beautiful women including Claudia Schiffer, Christy Turlington, Sarah Jessica Parker, Jennifer Lopez, Kim Cattrall, Elle MacPherson , Diane Kruger and Kiera Knightley. Her work has also graced the runways of the likes of  Versace, Dolce & Gabbana, Oscar de la Renta and Marc Jacobs. Pretty impressive if you…