Q: I followed the instructions in your article on Turning off Facebook Calendars and Contacts in iOS 6 to disable my Facebook Calendar, however it seems that my Facebook friends’ birthdays are still appearing in my Notification Center. With over 800 Facebook friends, you can imagine how this would get pretty annoying. Any ideas how I can stop these from showing up? - Brad A: Firstly, keep in mind that iOS actually creates a virtual “Birthdays”…