iFrogz has updated its Summit, originally released for the iPad 2, with a new version for the third-generation iPad that sells for the same $60 price tag. Both models closely resemble SwitchEasy's Canvas, although iFrogz has added a few features that set it apart. It maintains the same plastic shell and faux leather lid combo as before, but new this time around are a business card holder inside the cover, and a stylus loop right behind the microphone.…