Changes:

• use Uutf 1.0.0 and Xtmpl 0.16.0,
• Markdown plugin now uses Omd, except if a command attribute is specified in markdown node,
• use ocaml-uri instead of Neturl,
• use Ptime instead of Netdate,
• change of %-format usable in datetime format,
• date attribute for documents is now used to specify only dates; to specify datetime, datetime attribute for documents must now be used,
• fix: adapt to new behaviour of input_value in ocaml 4.03.0,
• sectionning rules now generate role="heading" and aria-level="...",
• ocaml-eval and exec use <span> instead of <div> in <pre> nodes, to be HTML-correct (default styles are modified in consequence),
• docs now uses a template; default is doc-list.tmpl but another one can be specified with list-tmpl="..." attribute. In this template, <alt-link/> is the url of the link to (tyically) the RSS feed, and <items/> is the tree of listed documents,
• sitemap plugin: fix date format (by Leo Wzukw),
• fix: handling of default page.tmpl (by avysk),
• fix: call tail in BSD-friendly way (by avysk),
• fix: hardcoded temp directory for latex (by avysk).