Datum rev & related upgrades to base datum antag

code/controllers/subsystem/ticker.dm

@@ -12,6 +12,7 @@ SUBSYSTEM_DEF(ticker)
 	var/force_ending = 0					//Round was ended by admin intervention
 	// If true, there is no lobby phase, the game starts immediately.
 	var/start_immediately = FALSE
+	var/setup_done = FALSE //All game setup done including mode post setup and 
 
 	var/hide_mode = 0
 	var/datum/game_mode/mode = null
@@ -331,6 +332,7 @@ SUBSYSTEM_DEF(ticker)
 	var/list/adm = get_admin_counts()
 	var/list/allmins = adm["present"]
 	send2irc("Server", "Round [GLOB.round_id ? "#[GLOB.round_id]:" : "of"] [hide_mode ? "secret":"[mode.name]"] has started[allmins.len ? ".":" with no active admins online!"]")
+	setup_done = TRUE
 
 /datum/controller/subsystem/ticker/proc/OnRoundstart(datum/callback/cb)
 	if(!HasRoundStarted())