Microsoft may have told us a lot about Windows Phone 8 in June, but it left out much of what the Office component's update would entail. Thankfully, Partner Group program lead John Jendrezak has voluntered to let us peek under the hood, including our first real glimpse of the new Office Hub. The app's connection to Office 2013 is more than the skin deep looks you see here: Office documents will sync more seamlessly from desktop to phone, and it's impli