* Assertion failures from the 'assert' and 'assertuser' parameters will no
longer use the action module's custom response format, for the few modules
that use custom formatters that handle errors.
+* (T198935) User list preferences such as `email-blacklist` and similar
+ extension preferences are no longer represented as arrays when returned by
+ action=query&meta=userinfo&uiprop=options.
=== Action API internal changes in 1.32 ===
* Added 'ApiParseMakeOutputPage' hook.