Innovative entertainment and lifestyle retailer HSN announced today that supermodel Coco Rocha will debut her first-ever apparel line Modern Princess Collection by Coco Rocha in March.  The capsule collection, which features some of HSN’s top designers and brands across fashion, footwear, jewelry, accessories, home and beauty, is part of a larger assortment of merchandise inspired by Disney’s all-new action movie Cinderella. To promote the collection and the film, HSN – through a multifaceted marketing collaboration with Disney – has developed…