GitLab

The normal chevron was used at the end, it's now a separator. The rounded one is
now the final one. This create smaller breadcrumbs bar when there is nothing
inside it.

This provides more readability, since the site title is cut in the browser,
instead of the page title. This is more meaningful for the user.

Conflict comes, as usual

This reverts commit 6df0bc46.

 + No date was generated
 + We are not strictly following the spec, thought it's recognised as valid by
 Google tools

See
https://developers.google.com/structured-data/rich-snippets/articles?hl=fr
and http://schema.org/datePublished.

Date should be in ISO-8601, calendar dates choose here
https://en.wikipedia.org/wiki/ISO_8601#Calendar_dates

https://readability.com/developers/guidelines#reader

Some kept in preceding commit