Earlier this year at E3, Microsoft announced some great new features that would be coming to the Xbox 360 later this year. The first few features were released earlier this year back in August, of which included the games on demand service plus the addition of the avatar marketplace. Well now, about two months after that update, the next one has finally been announced, and it’s the one I’ve been looking forward to. The upcoming update will bring both Facebook and Twitter to the Xbox 360 dashboard, allowing you to tweet, update your statuses, plus, some new features that will allow you to share your gaming profile with your friends via the social networking sites. Although this latest dashboard hasn’t…