Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  04663da0138a0bf7fd428f3b1f116e11858dad18

update and delete methods in QueryInterface now throw exceptions rather then retruning a boolean

Change-Id: I08f665f1700381cdd30114d1cfd2bc02953922d8

Added DeleteFailedException

Change-Id: Ib70c85b202c1db9c8735baa94f9eb373c4b022f3