Developed in January as a winning entry in Mophie's Illuminator design contest, Bevy ($15) is an evolution of the company's iPod shuffle case Wraptor with two new features: a key ring and a metal bottle opener. You need to pop your second-generation shuffle out of Bevy's center to use the bottle opener, but can attach keys to the case and wrap your earbuds around it with the shuffle inside. No rear protection for the shuffle means that keys might…