That's iOS 6, not iOS 5. The original iPad is EOL'd on iOS 5.
The list you were replying to was the list of devices from 2008 and earlier that are end-of-lifed on iOS 4. That is also the list of devices that you basically have to abandon if you begin targeting iOS 6 and iPhone 5.
The list you were replying to was the list of devices from 2008 and earlier that are end-of-lifed on iOS 4. That is also the list of devices that you basically have to abandon if you begin targeting iOS 6 and iPhone 5.