In Wordpress, inserting image with a caption can look like:
[caption id="attachment_42" caption="Image Description"]<a ...><img ... /></a>[/caption]
[caption id="attachment_42"]<a ...><img ... /></a> Image Description[/caption]
[caption id="attachment_42"]<img ... > Image Description[/caption]
Replace by an HTML figure tag
Specific options passed to pandoc2 in order to get similar results than
with pandoc1:
- Disable smart quotes from the markdown output.
- Enable raw parsing from html.
