Merge branch 'dev' of https://github.com/Baystation12/Baystation12 into dev-freeze

code/game/objects/items/weapons/mop.dm

@@ -21,6 +21,7 @@
 obj/item/weapon/mop/proc/clean(turf/simulated/A)
 	if(reagents.has_reagent("water", 1))
 		A.clean_blood()
+		A.dirt = 0
 		for(var/obj/effect/O in A)
 			if(istype(O,/obj/effect/rune) || istype(O,/obj/effect/decal/cleanable) || istype(O,/obj/effect/overlay))
 				del(O)

code/game/turfs/simulated.dm

@@ -8,7 +8,7 @@
 	nitrogen = MOLES_N2STANDARD
 	var/to_be_destroyed = 0 //Used for fire, if a melting temperature was reached, it will be destroyed
 	var/max_fire_temperature_sustained = 0 //The max temperature of the fire which it was subjected to
-
+	var/dirt = 0
 /turf/simulated/New()
 	..()
 	levelupdate()
@@ -21,18 +21,13 @@
 	if (istype(A,/mob/living/carbon))
 		var/mob/living/carbon/M = A
 		if(M.lying)	return
+		dirt++
+		if (dirt > 40)
+			dirt = 0
+			if (!locate(/obj/effect/decal/cleanable/dirt, src))
+				new/obj/effect/decal/cleanable/dirt(src)
 		if(istype(M, /mob/living/carbon/human))
 			var/mob/living/carbon/human/H = M
-			if(istype(H.shoes, /obj/item/clothing/shoes/clown_shoes))
-				var/obj/item/clothing/shoes/clown_shoes/O = H.shoes
-				if(H.m_intent == "run")
-					if(O.footstep >= 2)
-						O.footstep = 0
-						playsound(src, "clownstep", 50, 1) // this will get annoying very fast.
-					else
-						O.footstep++
-				else
-					playsound(src, "clownstep", 20, 1)
 
 			var/list/bloodDNA = null
 			if(H.shoes)