Don't need to deref here

It was silently failing before :/
Automatically update html links
Specify a DefaultSpace

In conjunction with a rssgo update and GAE 1.8.1 which supports go 1.1, we
can now fix links (and thus favicons) on feeds that have other link fields
with non-default namespaces. Many feedburner feeds added an "atom10:link"
element that overwrote the first link.