new category for vkdt

as there has been quite a few discussions of @hanatos work with vkdt it’s probably time for it’s own category - so I just got around to making one for the project! There’s now a software/vkdt subcategory if you want to post vkdt-related topics in there. I’ve moved a few of the bigger existing vkdt topics there to make it easier on @hanatos to track and respond (I’ve also made him a moderator, which he wasn’t for some odd reason).

It’s also reachable at a shorter URL: