Rumor: Nokia testing GDR3 WP8 update, Notification Center in tow

With Microsoft expected to launch the Windows Phone 8 GDR3 update by the year's end, rumors regarding its features are starting to accumulate. The latest one suggests Nokia India is already testing the GDR3 update internally, especially the new features the release brings. One of them is a Notification center, which according to many WP8 users is a major shortfall of the OS.
According to the tip that was sent to nokiapoweruser.com, the GDR3 update also packs a feature dubbed "Appetitte". However, nothing is clear about it at this point.

GSM Arena , Rumor: Nokia testing GDR3 WP8 update, Notification Center in tow, Rumor: Nokia testing GDR3 WP8 update, Notification Center in tow