Erlang 17

Closes #73
The new one should be a little leaner, `erlang-nox` doesn’t install X11 which is smarter.

There’s lots of docs that get installed with various packages I need to figure out how to prevent from installing.

On Aug 12, 2014, at 8:51 PM, Jake Hoffner <notifications@github.com> wrote:

> In Dockerfile:
> 
> > @@ -5,6 +5,14 @@
> >  
> >  # Pull base image.
> >  FROM dockerfile/ubuntu
> > +
> > +# Set the env variables to non-interactive
> > +ENV DEBIAN_FRONTEND noninteractive
> Yeah I'll wait. At this point the image is almost 4gb, which means we have to upload it and then have each droplet within the fleet download it.
> 
> —
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