refs #19281 [fid_bbi] improve get-it-box

* Fix most missing/duplicate get-it links.
* All fallback text if no info available.
* Use external link view helper for external links.
* Update "no resolver links" translation.
* Clean up template code.
* Replace preg_match_all with strpos and add TODO
* Fix HTML, use <div> and <p> appropriately
* Indent links
* Add margins between elements
* Remove margin below last element