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/projectiles/guns/energy/energy_gun.dm

@@ -127,7 +127,9 @@
 				to_chat(M, "<span class='userdanger'>Your [name]'s reactor overloads!</span>")
 
 /obj/item/gun/energy/e_gun/nuclear/emp_act(severity)
-	..()
+	. = ..()
+	if(. & EMP_PROTECT_SELF)
+		return
 	fail_chance = min(fail_chance + round(15/severity), 100)
 
 /obj/item/gun/energy/e_gun/nuclear/update_icon()