Remove unused JS/styles
Remove unused DB migrations/config
Remove legacy deployment configuration

Yay for Heroku!
Remove legacy member update stuff

We can just pull this straight from Facebook (later).
Remove everything related to the old blog
Remove last relic of Refinery: the sitemap
Code gardening: Prune all the unused code/config

This includes all the old blog/member updater stuff, as well as some relics
from the original Refinery implementation.