Merge branch 'master' of https://github.com/Yawn-Wider/YWPolarisVore into August2020UpstreamPull

August2020UpstreamPull

code/game/objects/effects/decals/Cleanable/fuel.dm

@@ -5,6 +5,8 @@
 	plane = DIRTY_PLANE
 	anchored = 1
 	var/amount = 1
+	generic_filth = TRUE
+	persistent = FALSE
 
 /obj/effect/decal/cleanable/liquid_fuel/New(turf/newLoc,amt=1,nologs=1)
 	if(!nologs)

code/game/objects/effects/decals/Cleanable/humans.dm

@@ -20,6 +20,8 @@ var/global/list/image/splatter_cache=list()
 	var/synthblood = 0
 	var/list/datum/disease2/disease/virus2 = list()
 	var/amount = 5
+	generic_filth = TRUE
+	persistent = FALSE
 
 /obj/effect/decal/cleanable/blood/reveal_blood()
 	if(!fluorescent)

code/game/objects/effects/decals/Cleanable/robots.dm

@@ -5,6 +5,8 @@
 	icon_state = "gib1"
 	basecolor = SYNTH_BLOOD_COLOUR
 	random_icon_states = list("gib1", "gib2", "gib3", "gib4", "gib5", "gib6", "gib7")
+	generic_filth = FALSE
+	persistent = FALSE
 
 /obj/effect/decal/cleanable/blood/gibs/robot/update_icon()
 	color = "#FFFFFF"
@@ -39,6 +41,8 @@
 
 /obj/effect/decal/cleanable/blood/oil
 	basecolor = SYNTH_BLOOD_COLOUR
+	generic_filth = FALSE
+	persistent = FALSE
 
 /obj/effect/decal/cleanable/blood/oil/dry()
 	return