48c47e1c (Brad Jorsch 2014-10-29 11:57:35 -0400 30) "apihelp-query+gadgets-param-categories": "Gadgets from what categories to retrieve.",
Unclear. Are we retrieving gadgets from categories or categories from gadgets.
The English message would probably be better phrased as "Retrieve gadgets in these categories". Note this isn't the same as the Category namespace on the wiki.