hs.With Google being shown the door and no longer part of the built-in iOS Maps app beginning with the fall release of iOS 6, the search company has to find new ways to keep its products in the hands of iPhone, iPod touch and iPad users.Limited for nowGoogle Earth 7.0 is only a taste of what is to come - 3D images are only available for a handful of cities, including Los Angeles, Boston, San Franci