Converts the selected unit to be a fortress citizen.
Select a unit in the UI and run this tool to converts that unit to be a fortress citizen (if sentient). It also removes their foreign affiliation, if any.
This tool also fixes Bug 10921, where you request workers from your holdings, but they come with the “Merchant” profession and are unable to complete jobs in your fort. Select those units and run makeown to convert them into functional citizens.