* Ghost roles now get new Minds
* Some round start/end button stuff
* Mind tracking for better round end reports
* Make traitor kill objectives use mind CharacterName rather than actual occupied entity ("kill brain" prevention)
* Transition over to EntityUid for mind stuff because that's the only way to do it
* BrainSystem fix for PR rebase
* #3846 - fix for ControlMobVerb not working for ghosts
* #3846 - small improvents from CR
* #3846 incorpated suggested changes
* #3846 simplified visiting entity check in mind.cs