Google isn't quite calling it version 2.0, but today's update to its flagship social product is just that. As with most Mountain View projects, the new Google+ will rollout gradually, but as it does it may just lure back some of those who jumped ship early on. The UI has been greatly streamlined with a customizable ribbon of shortcuts on the left and your buddy list moved to the right. The main interface has been tidied up quite a bit and a new focus has been placed on one of the universally beloved features of the beleaguered social network --