creating hook in OpenGraphMeta extension
Change "article" to "page" so the extension is less encyclopedia centric

Spotted by Niklas in
https://translatewiki.net/wiki/Thread:Support/About_Wikia:Categoryselect-error-article-doesnt-exist/en
Add missing article
Localisation updates from http://translatewiki.net.
Play safer on revision and add fallback to anonymous user
Merge branch 'bugid-96995-Fatal-onArticleCommentInit' into dev
Small Refactor of Related Pages- remove one hook use articleid to grab categories for a given article
Adding Related Pages API
RelatedPages - better getting categories for a givnen article id, return id of a page as well
Purge Related Pages api on article save along with two most probable variants of limit
Add missing parameter for purging 'ids'
Add caching, handle wrong ids, handle more than just one id
Better docs, shorter cache, fixed examples, more standard name of a response
Handle situation when RelatedPages extensions is not available
Add sloth libarary and RelatedPages entry point
Update template
Update msg function
Remove unnecessary check
Moving scss to correct place
Rename scss to point to wikiamobile, deleting old file