RayViljoen/grunt-sitemap — pull request #6 by T1st3 (2014-01-25 14:30:28+00:00)
Title: Add more xmlns headers to generated XML

Add more xmlns to XML headers.
Why?
See: http://www.sitemaps.org/protocol.html
and scroll down to "Validating your Sitemap"
=> The extra xmlns allows the validation aginst some XSD schema