if the osm plugin is not actually enabled. (Closes: #719913)
* toc: if the heading is of the form <h1 id="...">, use that for
the link in the table of contents (but continue to generate
- <a name="index42"></a> in case someone was relying on it)
+ <a name="index42"></a> in case someone was relying on it).
+ Thanks, Antoine Beaupré
* color: Do not leak markup into contexts that take only the plain
text, such as toc
* meta: Document [[!meta name="foo" content="bar"]]