Always restart NGINX

If you use VVV's auto-site-setup feature, new sites create nginx configuration files that are not read by nginx unless restarted. This makes sure that we don't need to provision to make scaffold-ed sites work.
Remove the last nginx restart in favor of the always-done restart in Vagrantfile
Merge pull request #416 from shadyvb/patch-1

Always restart NGINX
Add inline status updates to initial provisioning

There's a point, especially in WordPress develop, where things
appear to hang for quite a while when `npm install` fires. While
this is expected, we should at least note that it's happening.
Merge pull request #511 from Varying-Vagrant-Vagrants/slow-explain

[PR] Add inline status updates to initial provisioning