message: Hide resource cog if binding has no subjects.
  This should only be the case for one weird system:node CRB.
diff: @@ -104,7 +104,8 @@ const Header = props => <ListHeader>
  export const BindingName = connect(null, {startImpersonate: UIActions.startImpersonate})(
  ({binding, startImpersonate}) => <span>
  - <ResourceCog actions={menuActions(binding, startImpersonate)} kind={bindingKind(binding)} resource={binding} />
  + {binding.subjects &&
  + <ResourceCog actions={menuActions(binding, startImpersonate)} kind={bindingKind(binding)} resource={binding} />}
  <ResourceName kind={bindingKind(binding)} name={binding.metadata.name} />
  </span>);
  