The "What's New" feed in Windows Phone Mango's Picture Hub has done a great job offering thumbnail images for Facebook and Windows Live messages, but for some reason lovers of Twitter pictures have been shunned, with only a link to the image being provided. Not the worst thing on the planet, of course, but certainly it's been a minor thorn in the side of frequent users of the social networking service. Reports are beginning to come in, however, that this is all changing now -- it looks as though quite a few photos originating from Twitter are now showing up, which may be an indi