Changes in 2.31.2:
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* Location entry completions are sorted by icon and title.
* All pages have an icon, help-contents by default.
* Location entries now pulse when page is loading.
* Added bookmarks with page icons, stored per-document.
* Added previous and next menu items for linear documents.
* Refreshed error pages, look like Yelp note boxes.
* Window geometry is stored per-document.
* Added info documents, with slightly nicer formatting.
* Updated translations:
  de    (Mario Blättermann)
  es    (Jorge González)
  gl    (Fran Diéguez)
  nb    (Kjartan Maraas)
  ug    (Gheyret Kenji)