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/admin/admin_ranks.dm

@@ -258,7 +258,7 @@ GLOBAL_PROTECT(protected_ranks)
 			for(var/A in GLOB.admin_datums + GLOB.deadmins)
 				if(A == "[J]") //this admin was already loaded from txt override
 					continue
-			new /datum/admins(ckeyEx(rank_names[json["admins"]["[J]"]]), ckey("[J]"))
+			new /datum/admins(rank_names[ckeyEx(json["admins"]["[J]"])], ckey("[J]"))
 	#ifdef TESTING
 	var/msg = "Admins Built:\n"
 	for(var/ckey in GLOB.admin_datums)