Commit 086a56ed authored by Basil L. Contovounesios's avatar Basil L. Contovounesios

Clarify Gravatar docs

For discussion, see the following thread:
https://lists.gnu.org/archive/html/emacs-devel/2019-07/msg00528.html
* doc/misc/gnus.texi (X-Face): Fix cross-reference.
(Gravatars):
* lisp/gnus/gnus-gravatar.el (gnus-gravatar-too-ugly):
* lisp/image/gravatar.el (gravatar-cache-ttl, gravatar-rating)
(gravatar-size): Clarify user option descriptions.
(gravatar-retrieve, gravatar-retrieve-synchronously): Document
return value.
parent 05924677
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