message: Allow adding notices under blog posts (for attribution)
diff: href="{{ T (printf "license-url-%s" ($.Scratch.Get "license")) }}">{{ T (printf "license-%s" ($.Scratch.Get "license")) }}</a>
  <span class="hidden" xmlns:dct="http://purl.org/dc/terms/" href="http://purl.org/dc/dcmitype/Dataset"
  property="dct:title" rel="dct:type">{{ .Title }}</span>
  + {{ with .Params.notices }}<p>{{ . | markdownify }}</p>{{ end }}
  </address>
  </header>
  {{ end }}
  