Add matchdep and use it to automatically load grunt tasks.
Add logo dimensions to base.html.

This makes sure that if the logo is slow to load, at least the space is
reserved and the page flow wont change when the image is loaded.
Add -y flag to apt-get upgrade to save a question.

Also use the bleeding edge of salt, since something crashes and burns on
older versions.
Make uwsgi.conf more readable.

Separate newrelic config to its own line helped a lot. And
seemed to fix a bug we had with the job failing to start.
Reduce verbosity of slingsby logger slightly.