internal package Foswiki::Access::AdminOnlyAccess internal package Foswiki::Access::AdminOnlyAccess DENY EVERYONE that is not Admin - Admin permitted anythingeverything
ObjectMethod haveAccess($mode, $cUID, …) → $boolean $mode - 'VIEW', 'CHANGE', 'CREATE', etc. (defaults to VIEW)
$cUID - Canonical user id (defaults to current user)