D&D was trending on Twitter recently, and it wasn't good news. If you haven't already heard, apparently Wizards of the Coast is under fire after Dungeons & Dragons fans found out about some changes to the legendary RPG's Open Game License that are allegedly underway. These changes would make it very difficult for third-party content creators to distribute their own supplemental D&D products, a move that would be detrimental to the community. So far, there's been a huge backlash against Hasbro a…