I’ll get right to the point: the iPhone 3G S includes several features that should make Apple’s smartphone accessible to many blind and visually impaired people for the first time. And rejoicing was heard in the land? We’ll see what we’ll see. The new phone, debuted at Apple’s annual Worldwide Developers Conference, and due for release on June 19, includes a version of Apple’s VoiceOver, the screen reader built into Mac OS X. Since we…