remove the sub-area system

Removes area/list/related and area/master.
They were only used by the old lighting subarea system.

Signed-off-by: Mloc <colmohici@gmail.com>

code/game/objects/items/blueprints.dm

@@ -76,7 +76,6 @@ move an amendment</a> to the drawing.</p>
 /obj/item/blueprints/proc/get_area()
 	var/turf/T = get_turf(usr)
 	var/area/A = T.loc
-	A = A.master
 	return A
 
 /obj/item/blueprints/proc/get_area_type(var/area/A = get_area())
@@ -161,8 +160,7 @@ move an amendment</a> to the drawing.</p>
 		usr << "\red Text too long."
 		return
 	set_area_machinery_title(A,str,prevname)
-	for(var/area/RA in A.related)
-		RA.name = str
+	A.name = str
 	usr << "\blue You set the area '[prevname]' title to '[str]'."
 	interact()
 	return
@@ -172,17 +170,17 @@ move an amendment</a> to the drawing.</p>
 /obj/item/blueprints/proc/set_area_machinery_title(var/area/A,var/title,var/oldtitle)
 	if (!oldtitle) // or replacetext goes to infinite loop
 		return
-	for(var/area/RA in A.related)
-		for(var/obj/machinery/alarm/M in RA)
-			M.name = replacetext(M.name,oldtitle,title)
-		for(var/obj/machinery/power/apc/M in RA)
-			M.name = replacetext(M.name,oldtitle,title)
-		for(var/obj/machinery/atmospherics/unary/vent_scrubber/M in RA)
-			M.name = replacetext(M.name,oldtitle,title)
-		for(var/obj/machinery/atmospherics/unary/vent_pump/M in RA)
-			M.name = replacetext(M.name,oldtitle,title)
-		for(var/obj/machinery/door/M in RA)
-			M.name = replacetext(M.name,oldtitle,title)
+
+	for(var/obj/machinery/alarm/M in A)
+		M.name = replacetext(M.name,oldtitle,title)
+	for(var/obj/machinery/power/apc/M in A)
+		M.name = replacetext(M.name,oldtitle,title)
+	for(var/obj/machinery/atmospherics/unary/vent_scrubber/M in A)
+		M.name = replacetext(M.name,oldtitle,title)
+	for(var/obj/machinery/atmospherics/unary/vent_pump/M in A)
+		M.name = replacetext(M.name,oldtitle,title)
+	for(var/obj/machinery/door/M in A)
+		M.name = replacetext(M.name,oldtitle,title)
 	//TODO: much much more. Unnamed airlocks, cameras, etc.
 
 /obj/item/blueprints/proc/check_tile_is_border(var/turf/T2,var/dir)
@@ -247,4 +245,4 @@ move an amendment</a> to the drawing.</p>
 				if(BORDER_SPACE)
 					return ROOM_ERR_SPACE
 		found+=T
-	return found
+	return found

code/game/objects/items/devices/radio/intercom.dm

@@ -58,10 +58,10 @@
 			on = 0
 		else
 			var/area/A = src.loc.loc
-			if(!A || !isarea(A) || !A.master)
+			if(!A || !isarea(A))
 				on = 0
 			else
-				on = A.master.powered(EQUIP) // set "on" to the power status
+				on = A.powered(EQUIP) // set "on" to the power status
 
 		if(!on)
 			icon_state = "intercom-p"