Endpoint support

This is to go along with https://github.com/my-koop/service.website/pull/186. I added a couple of example endpoints (although not used here) to show what's possible. These will be moved to https://github.com/my-koop/module.base shortly.

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Alright, found it
http://visionmedia.github.io/superagent/#error-handling
it's fine like this then :)