Feeling a bit less like a brick than the iPhone 4/4S model thanks to its taller, thinner body, OtterBox's Armor Series Case for iPhone 5 ($100) has arrived in our offices for testing. Outside of the different dimensions, the cases are very much the same. OtterBox says Armor Series is waterproof, drop proof, dust proof, and crush proof; it offers complete protection for the body of your iPhone, including ports and buttons. The whole thing is held…