DataDog/dd-agent — pull request #1064 by bunelr (2014-07-31 23:21:52+00:00)
Title: IIS Service checks

How it works:
- a sites ServiceUptime is reported as 0 if the site is not up, so we report it as down when we get a value of zero.
- if a site that we specified is not in the wni object, we report it as down: either it got deleted, or the IIS service as a whole is down.