-> @remattach:top=n (with no current attachment on "top" or any other locked HUD attachments)
-> uncheck "Show HUD Attachments" (allowed because RlvAttachmentLocks::hasLockedHUD() will return FALSE when there are no locked HUDs)
-> attach HUD attachment to top => invisible
- fixed : HUD zoom level should be restricted when a HUD attachment is non-detachable
- fixed : wireframe should be disabled when a HUD attachment is non-detachable
--HG--
branch : RLVa