Playing MKV (or any other) media file on the Xbox through Media Extender

I was looking for a way to play MKV files through my Xbox360 via media extender.  The most dominante procedure involves re-encoding the video to avi or something.  WAY too much work.  This is so easy with media extender!  See, the Xbox360’s Media Center can interface with your computer’s Media Center.  As long as the…