Resolve #3457327 "Add thumbnails as"

Closes #3457327

requested review from @ipwa

assigned to @endrukk

added 3 commits

• 3a82f886 - issues/3457327 - Add thumbnail settings to view as variable
• c0334d76 - issues/3457327 - Display thumbnails in div below view
• 7b2d33d5 - issues/3457327 - Implement solution where multiple view sliders are present on the page

Compare with previous version

marked this merge request as ready