New photos of a clip-on iPod nano with a camera have appeared online. Taiwanese site Apple.pro has posted (Translated Link) four new photos showing what appears to be a sixth-generation iPod nano shell with a camera built into the upper left of the rear of the device, as well as a small hole on the top that would presumably be for a microphone. Notably, the same website was the source of a similar photo last April, leading to speculation that a seventh-generation…