Changes
add user JSON subpage detection - see Tech News: 2018-14
if title.namespace == 8 then -- MediaWiki namespace
return 'sysop'
elseif title.namespace == 2 and title.isSubpage and ( title.contentModel == 'javascript' or title.contentModel == 'css' or title.contentModel == 'json' ) then -- user JS , CSS or CSS JSON page
return 'sysop'
end