RelatedArticles tries to load the 'ext.cards' module and if
it succeeds it continues with showing the related articles
on the page.
Dependency: I6661527175eb889cec4193b18fa18207f332b4fc
Bug: T117108
Change-Id: I33936a3e9cd5d1f0296e48fd1c2bba77fff4e466
Leave all public-facing uses of "article" (including classes) because
the extension is remaining named RelatedArticles. Replace all other
instances with "page" for consistency with other extensions.
Bug: T117908
Change-Id: Ib0f258f26b0d11cfe8a598dbd90ff37afbbe36ac
* Schema is located at https://meta.wikimedia.org/wiki/Schema:RelatedArticles.
* Track 'ready', 'seen', and 'clicked' events.
* The sampling rate can be set using the RelatedArticlesLoggingSamplingRate variable.
If the variable is not set, sampling will be disabled. The default sampling rate
is 0.01.
* Events are tracked using a unique user session token.
Dependency: Iea00d534371353c3ae5c06c74a08aa10cb60047b
Bug: T114303
Change-Id: I649d0817cbd10ad734989da548d20ad33e7f7360