It remains to be seen if it's a full-on change of policy, but it looks like Amazon is at least shifting it stance when it comes to where some of the ebooks put out by its Amazon Publishing division are sold. As you may recall, Barnes & Noble and other booksellers recently pulled print editions of Amazon Publishing books from their store shelves because the ebook versions were only sold in the Kindle Store, a stance that B&N said "undermined the industry as a whole." Now, Amazon has confirmed that its latest addition to the Amazon Publishing roster, a series of short biograph