These pages are on my watchlist:
I edited the English originals of both of them recently.
Today, on September 10th, 2015, two e-mail notifications arrived in my mailbox:
The MediaWiki page Manual:Language has been changed on 10 October 2015 by
Shirayuki, see https://www.mediawiki.org/wiki/Manual:Language for the
Editor's summary: -
Contact the editor:
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[... remainder truncated ...]
[Almost identical, only referring to the other page]
Opposed to the usual messages of this kind, they do not give me links to the actual changes, not to all changes since these ones. Looking at the page histories, I found no mention of user Shirayukis edits. Looking further, I found no edits to any of these pages, including talk pages, translations, subpages, etc. by Shirayuki in his contributions:
Now, I do not have a clue what might have triggered these e-mail, and where to look further to fix the problem.