Alarm centralization completion

Atmosphere alarms now handled centrally.

code/modules/alarm/alarm_handler.dm

@@ -47,6 +47,12 @@
 		existing.clear(source)
 		return check_alarm_cleared(existing)
 
+/datum/alarm_handler/proc/major_alarms()
+	return alarms
+
+/datum/alarm_handler/proc/minor_alarms()
+	return alarms
+
 /datum/alarm_handler/proc/check_alarm_cleared(var/datum/alarm/alarm)
 	if ((alarm.end_time && world.time > alarm.end_time) || !alarm.sources.len)
 		alarms -= alarm

code/modules/alarm/atmosphere_alarm.dm

@@ -1,2 +1,19 @@
 /datum/alarm_handler/atmosphere
 	category = "Atmosphere Alarms"
+
+/datum/alarm_handler/atmosphere/triggerAlarm(var/atom/origin, var/atom/source, var/duration = 0, var/severity = 1)
+	..()
+
+/datum/alarm_handler/atmosphere/major_alarms()
+	var/list/major_alarms = new()
+	for(var/datum/alarm/A in alarms)
+		if(A.max_severity() > 1)
+			major_alarms.Add(A)
+	return major_alarms
+
+/datum/alarm_handler/atmosphere/minor_alarms()
+	var/list/minor_alarms = new()
+	for(var/datum/alarm/A in alarms)
+		if(A.max_severity() == 1)
+			minor_alarms.Add(A)
+	return minor_alarms

code/modules/nano/modules/alarm_monitor.dm

@@ -56,7 +56,7 @@
 	var/categories[0]
 	for(var/datum/alarm_handler/AH in alarm_handlers)
 		categories[++categories.len] = list("category" = AH.category, "alarms" = list())
-		for(var/datum/alarm/A in AH.alarms)
+		for(var/datum/alarm/A in AH.major_alarms())
 			var/cameras[0]
 			var/lost_sources[0]