Feature Request

Add data-srcset for lazy loading multi-res mobile/desktop images.

Initially apply to list items (views).

Docs: https://afarkas.github.io/lazysizes/index.html

May increase Lighthouse score.

Since drop down menu is a common thing on sites, how about making it available in the UI itself [like the hamburger menu is available] instead of any need to code like discussed here [#247]?

Thank you all for Silex, very useful tool for non coders like me.

It is a common use-case to require a comma in a form choice, such as "Please specify your income: $1,000 - $2,000" etc. I think it would be preferable to use pipe separator since it is not an English grammatical character.

While we do have a very customized form page, we are still leaning on some underpinnings of wagtail.contrib.forms, so I think we will either need to provide our own choice fi