diaspora/diaspora — pull request #5062 by mmn (2014-07-06 12:57:24+00:00)
Title: Publish salmon endpoint URL in Webfinger XRD

GNU social wishes to interact with Diaspora, but there's no generic way to find the Salmon upstream URL for a D* account. This will publish a rel="salmon" href that lets GNU social (and others) discover the correct endpoint for replies etc.