Update docwriter stylesheet.

This change is required to support docwriter 1.2.1.

See

  https://github.com/freetype/docwriter/issues/36

for more information.

* docs/markdown/stylesheets/extra.css:
(.md-typeset code) -> (.md-typeset pre>code)
(pre) -> (pre>code)
(p, .md-typeset p, h4): Remove commented styles.
(table.index): Remove unused styles.
1 file changed