footer: do not offer to edit the 404-page
Our friendly "edit this page"-links only makes sense for pages that actually have, uh, a page to edit. So yeah, let's not offer this for content-less pages, like the 404-page.
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Our friendly "edit this page"-links only makes sense for pages that actually have, uh, a page to edit. So yeah, let's not offer this for content-less pages, like the 404-page.