docs 2018-02-08

Smaller in scope than some of what we're working on, but I knocked this together. It lets me tag my API vars with a categorization and automatically rebuild the /docs/ tree of my repo from it. Works unreasonably well considering 😛

haha nice @arrdem 😄 @micha did something similar for Boot once: https://github.com/boot-clj/boot/blob/master/mkdocs

Hah! No new ideas I guess :P