Right now I’m wishing I could swap places with fashion designer Minnie Mortimer and live the California cool life in her colorful and airy Malibu abode. The home she shares with her Oscar-winning screenwriter/director husband Stephen Gaghan and their young daughter was recently featured on Vogue.com and when I saw the photos I was smitten. Minnie has  created a relaxed and eclectic space filled with furniture, accessories and art that she has collected over time which I always say is the best way to decorate. I believe you should fill your home with things you love that have deep personal …