Radiation Refactor (#15331)

* First Commit

* visible radiation and engine goggles

* correction

* t-ray fix

* further adjustments and fixups

* gieger addition and cleaning fixup

* yet more fixes

* styling fixes

* fixes

* human glowing fix

* do the merge conflict avoidance dance

* Update supermatter.dm

* supermatter rads

* mapping in

* radiation doors

* yeah yeah line endings

* clean up

* styling issues

* showers

code/game/objects/effects/mines.dm

@@ -67,7 +67,7 @@
 	var/radiation_amount
 
 /obj/effect/mine/dnascramble/mineEffect(mob/living/victim)
-	victim.apply_effect(radiation_amount, IRRADIATE, 0)
+	victim.rad_act(radiation_amount)
 	if(ishuman(victim))
 		var/mob/living/carbon/human/V = victim
 		if(NO_DNA in V.dna.species.species_traits)

code/game/objects/effects/spawners/lootdrop.dm

@@ -94,6 +94,7 @@
 				/obj/item/book/manual/engineering_construction = 10,
 				/obj/item/book/manual/engineering_hacking = 10,
 				/obj/item/clothing/head/cone = 10,
+				/obj/item/geiger_counter = 30,
 				/obj/item/coin/silver = 10,
 				/obj/item/coin/twoheaded = 10,
 				/obj/item/poster/random_contraband = 10,