code/controllers/configuration/entries/general.dm

/datum/config_entry/flag/default_no_vote	If disabled, no-voters will automatically have their votes added to certain vote options (For eample: restart votes will default to "no restart", map votes will default to their preferred map / default map)
/datum/config_entry/flag/popup_admin_pm	Gives the ability to send players a maptext popup.
/datum/config_entry/flag/panic_bunker_interview	Flag for requiring players who would otherwise be denied access by the panic bunker to complete a written interview