Not that there should be any shock surrounding the formal introduction of boxee's App Box and API -- after all, both were teased sufficiently during last month's bleeding edge alpha release -- but we're still thrilled to see things moving along nicely. This week, the open source media platform launched both an API and an application portal, both of which will act to bring all manners of third-party gems to the media browsing world. boxee doesn't plan on being any sort of gatekeeper (at least for now), which hopefully will spur innovation and g