most of the way there updating the DOM to match lightbox needs.  bugid:98700
bugid:98700 more DOM updating for lightbox consistency
bugid:98700 adding back in 'image' class to links
bugid:98700 more updates to DOM for lightbox
handling some cases where there's cached DOM
fixing wikiahubs merge issue
making lightbox work on search results page images
updates to lightbox so it works with old DOM
Merge branch 'dev' into bugid-98700-lightbox-dom
fixing issues with carousel - replaced title with key
Merge branch 'dev' into bugid-98700-lightbox-dom
Merge branch 'dev' into bugid-98700-lightbox-dom

Conflicts:
	extensions/wikia/RelatedVideos/js/RelatedVideos.js
	extensions/wikia/WikiaHubsServices/models/MarketingToolboxModel.class.php
fixing double uri encoding and RV carousel thumbs
fixing lightbox carousel thumbs for wikiphotos / backfill content
category videos will work with lightbox dom changes
adding more safety checks for old version of DOM.  also began adding tracking for this scenario
adding tracking for old dom in lightbox
reverting bad change for mobile image tweaks
removing white space
fixing typo in VET with video placeholders