templated parameters.
* It is now an error to submit too many values for a multi-valued parameter.
This has generated a warning since MediaWiki 1.14.
+* 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.
=== Action API internal changes in 1.32 ===
* Added 'ApiParseMakeOutputPage' hook.