jdevalk/Google-News-Sitemap — pull request #10 by bastibeckr (2012-10-01 12:25:33+00:00)
Title: changed option in metabox from 'wpseo' to 'wpseo_xml'

Not sure if this is correct, at least it fixes the problem that a selected default genre had no effect. Also added option 'None' to metabox.