"Who is using this extension?" documentation section

[humitos]

Consider adding a documentation page mentioning people using this extension:

• Scrapy: https://scrapy.org/doc/
• Hypothesis: https://hypothesis.readthedocs.io/
• returns: https://returns.readthedocs.io/
• poliastro: https://docs.poliastro.space/
• etc

[astrojuanlu]

Others I saw:

• https://crest.readthedocs.io/ (2.3k GH stars)
• https://docs.tweepy.org/ (8.2k GH stars)

I reviewed all projects on GitHub using this extension (there aren't that many, only 10 pages of search results) and I found no other major projects using it.