Tantares Support

Possibly (ab)use stock or Missing History IVA to support Tantares. I think Beale might be making IVA for one (or more) from things I've seen on Discord.

See https://forum.kerbalspaceprogram.com/topic/206744-112x-reviva-the-iva-revival-and-editorflight-switcher-bug-fixing-release-100-17th-feb-2024/?do=findComment&comment=4406477
 