One of the tedious things I find myself doing a lot that I'd love to see some automation the admin panel: the ability to quickly all the required MX records for a domain using Google Apps for mail.
It's a little easier on WebFaction since you can tab through a grid of fields, but this is still a pain to implement:

(It would also be great if the migration scripts pulled DNS entries from WF, but I can only imagine the complications that would bring up.)