+/**
+ * Extensions of "thumbnails" that are very expensive to regenerate and should be
+ * excluded from normal action=purge thumbnail removal.
+ */
+$wgExcludeFromThumbnailPurge = array();
+
+/**
+
+ * Jobs that must be explicitly requested, i.e. aren't run by job runners unless special flags are set.
+ *
+ * These can be:
+ * - Very long-running jobs.
+ * - Jobs that you would never want to run as part of a page rendering request.
+ * - Jobs that you want to run on specialized machines ( like transcoding, or a particular
+ * machine on your cluster has 'outside' web access you could restrict uploadFromUrl )
+ */
+$wgJobTypesExcludedFromDefaultQueue = array();
+