new features that rely on the schema changes to the user_groups table. This
feature flag will likely be removed before 1.29 is released.
* (T158474) "Unknown user" has been added to $wgReservedUsernames.
new features that rely on the schema changes to the user_groups table. This
feature flag will likely be removed before 1.29 is released.
* (T158474) "Unknown user" has been added to $wgReservedUsernames.