Well, it looks like the Xbox 360 dashboard isn't the only thing getting an overhaul this fall -- Microsoft's Major Nelson has just announced that Xbox.com will be getting a "massive facelift" tomorrow. The changes are more than just visual, however, and include a few new features that more tightly integrate the site with the Xbox 360 and Windows Phone 7. That includes a new browser-based avatar editor and, most interestingly, some web games that you'll be able to play with your Xbox Live friends on the web or on Windows Phone 7 -- no word if they'll earn you achievements. Otherwise, you can expect a streamlined
