Admin ability: set entity godmode

Admins could get a command to set a structure/ship and all of it's sub-entities to have permanent godmode. Would be useful for people who like to build fun structures like racetracks and whatnot, so they don't need a separate faction for each one to set it as a home base.

Entities with godmode on should have an icon or color change for their name text so that people know about their godmode status without having to try to damage them. (This should apply to admins & designated players with...

Admin ability: set entity godmode