Log Message:
Update yelp3 to 3.20.1

3.20.1
======
* Updated translations:
  ar    (Khaled Hosny)
  fur   (Fabio Tomat)
  oc    (Cedric Valmary)

3.20.0
======
* Updated translations:
  ca    (Gil Forcada)
  da    (Ask Hjorth Larsen)
  uk    (Daniel Korostil)

3.19.91
=======
* Fallback to help-list: if no other help is available, #759545 (Aleksander
  Morgado)
* Fix warnings in GtkStyleContext usage, #761577 (Michael Catanzaro)

3.19.90
=======

* Partial fix for handling documents using local paths, #753443
  (Carlos Garcia Campos)
* Allow .docbook files as file path, #699995 (Shaun McCance)
* Fix return type of document_indexed, #761647 (Michael Catanzaro)
* Fix build issue with separate builddir, #757139 (Shaun McCance)
* Updated translations:
  an    (Daniel Martinez)
  bg    (Alexander Shopov)
  gd
  is    (Sveinn i Felli)
  zh_CN (YunQiang Su, Jeff Bai)

3.19.1
======
* Simplify build system and avoid private yelpcommon library, #756654 (David
  King)
* Hide several internal symbols, #756658 (David King)
* Updated translations:
  eu       (Inaki Larranaga Murgoitio)