Merge branch '347-news-additional-alternative-default-image' into 'develop'

Resolve "News: Additional / alternative Default Image"

Closes #347

See merge request !237
3 jobs for 319-enable-discourse-comments-for-regular-pages in 5 minutes and 27 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Test
passed #10338
test:php

00:00:13

 
  Build
passed #10339
build

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  Layout
passed #10340
layout

00:02:54