Use dockerfile syntax highlighting
Use dockerfile syntax highlighting

@pbelmann. I use highlight.js for the syntax highlighting. This has
Dockerfile support so we can use the `~~~ dockerfile` construct in
markdown. There's an example of the syntax highlighting here:

http://bioboxes.org/validate-biobox-file/

Signed-off-by: Michael Barton <1d6e1cf70ec6f9ab28d3ea4b27a49a77654d370e@michaelbarton.me.uk>

bioboxes/bioboxes.org,bioboxes/bioboxes.org,bioboxes/bioboxes.org,bioboxes/bioboxes.org