Apple has officially released iOS 8.1 to the public. Announced last week during Apple’s iPad Event, iOS 8.1 brings support for Apple Pay to the iPhone 6 and iPhone 6 Plus, enables SMS Continuity between iOS 8.1 devices and Macs running OS X Yosemite, enables iCloud Photo Library for all users and brings back the much-requested Camera Roll that was removed in iOS 8.0 to be replaced with a “Recently Added” album. A number of other…