Hard upstream sync (#6951)

* maps - none of our changes included yet i'll get them in after i finish up the rest of the sync

* sync part 1 - underscore folders in code

* controllers folder

* datums folder

* game folder

* cmon, work

* modules - admin to awaymissions

* cargo to events

* fields to lighting

* mapping > ruins

* rest of the code folder

* rest of the folders in the root directory

* DME

* fixes compiling errors. it compiles so it works

* readds map changes

* fixes dogborg module select

* fixes typo in moduleselect_alternate_icon filepath

code/modules/events/high_priority_bounty.dm

@@ -0,0 +1,20 @@
+/datum/round_event_control/high_priority_bounty
+	name = "High Priority Bounty"
+	typepath = /datum/round_event/high_priority_bounty
+	max_occurrences = 3
+	weight = 20
+	earliest_start = 10
+
+/datum/round_event/high_priority_bounty/announce(fake)
+	priority_announce("Central Command has issued a high-priority cargo bounty. Details have been sent to all bounty consoles.", "Nanotrasen Bounty Program")
+
+/datum/round_event/high_priority_bounty/start()
+	var/datum/bounty/B
+	for(var/attempts = 0; attempts < 50; ++attempts)
+		B = random_bounty()
+		if(!B)
+			continue
+		B.mark_high_priority(3)
+		if(try_add_bounty(B))
+			break
+

code/modules/events/prison_break.dm

@@ -62,6 +62,8 @@
 				temp.update_icon()
 			else if(istype(O, /obj/machinery/door/airlock))
 				var/obj/machinery/door/airlock/temp = O
+				if(temp.critical_machine) //Skip doors in critical positions, such as the SM chamber.
+					continue
 				temp.prison_open()
 			else if(istype(O, /obj/machinery/door_timer))
 				var/obj/machinery/door_timer/temp = O

code/modules/events/vent_clog.dm

@@ -24,7 +24,8 @@
 /datum/round_event/vent_clog/setup()
 	endWhen = rand(25, 100)
 	for(var/obj/machinery/atmospherics/components/unary/vent_scrubber/temp_vent in GLOB.machines)
-		if(is_station_level(temp_vent.loc.z) && !temp_vent.welded)
+		var/turf/T = get_turf(temp_vent)
+		if(T && is_station_level(T.z) && !temp_vent.welded)
 			vents += temp_vent
 	if(!vents.len)
 		return kill()