Armadillo Case has released its first case for the iPhone 4. Made from aluminum, the case features large openings at the top and bottom to accomodate a wide range of headphones and 30-pin accessories, respectively, raised aluminum borders on the front and back to protect the glass, a thicker piece running across the center of the back for added protection, and open access to all other ports, controls, and the camera. The Armadillo Case for iPhone…