Makes all global variables handled by the GLOB controller (#13152)

* Handlers converted, now to fix 3532 compile errors

* 3532 compile fixes later, got runtimes on startup

* Well the server loads now atleast

* Take 2

* Oops

code/modules/hydroponics/grown/mushrooms.dm

@@ -256,7 +256,7 @@
 		return FALSE
 	var/count = 0
 	var/maxcount = 1
-	for(var/tempdir in cardinal)
+	for(var/tempdir in GLOB.cardinal)
 		var/turf/simulated/wall = get_step(user.loc, tempdir)
 		if(istype(wall))
 			maxcount++

code/modules/hydroponics/hydroponics.dm

@@ -34,7 +34,7 @@
 
 /obj/machinery/hydroponics/New()
 	..()
-	var/datum/atom_hud/data/hydroponic/hydro_hud = huds[DATA_HUD_HYDROPONIC]
+	var/datum/atom_hud/data/hydroponic/hydro_hud = GLOB.huds[DATA_HUD_HYDROPONIC]
 	prepare_huds()
 	hydro_hud.add_to_hud(src)
 	plant_hud_set_nutrient()
@@ -102,7 +102,7 @@
 
 	while(processing_atoms.len)
 		var/atom/a = processing_atoms[1]
-		for(var/step_dir in cardinal)
+		for(var/step_dir in GLOB.cardinal)
 			var/obj/machinery/hydroponics/h = locate() in get_step(a, step_dir)
 			// Soil plots aren't dense
 			if(h && h.using_irrigation && h.density && !(h in connected) && !(h in processing_atoms))
@@ -306,7 +306,7 @@
 
 /obj/machinery/hydroponics/proc/update_icon_hoses()
 	var/n = 0
-	for(var/Dir in cardinal)
+	for(var/Dir in GLOB.cardinal)
 		var/obj/machinery/hydroponics/t = locate() in get_step(src,Dir)
 		if(t && t.using_irrigation && using_irrigation)
 			n += Dir

code/modules/hydroponics/sample.dm

@@ -1,25 +1,25 @@
-var/list/chem_t1_reagents = list(
+GLOBAL_LIST_INIT(chem_t1_reagents, list(
 	"hydrogen", "oxygen", "silicon",
 	"phosphorus", "sulfur", "carbon",
 	"nitrogen", "water"
-)
+))
 
-var/list/chem_t2_reagents = list(
+GLOBAL_LIST_INIT(chem_t2_reagents, list(
 	"lithium", "copper", "mercury",
 	"sodium", "iodine", "bromine"
-) // "sugar", "sacid" removed because they are already in roundstart plants
+)) // "sugar", "sacid" removed because they are already in roundstart plants
 
-var/list/chem_t3_reagents = list(
+GLOBAL_LIST_INIT(chem_t3_reagents, list(
 	"ethanol", "chlorine", "potassium",
 	"aluminum", "radium", "fluorine",
 	"iron", "fuel",	"silver",
 	"stable_plasma"
-)
+))
 
-var/list/chem_t4_reagents = list(
+GLOBAL_LIST_INIT(chem_t4_reagents, list(
 	"oil", "ash", "acetone",
 	"saltpetre", "ammonia", "diethylamine"
-)
+))
 
 /obj/item/seeds/sample
 	name = "plant sample"