Makes remains movable/cleanable.

It's now possible to move remains around.
Non-robotic remains can be poked to turn them into ashes. The ash can then be cleaned up.

code/game/objects/effects/decals/remains.dm

@@ -1,23 +1,28 @@
-/obj/effect/decal/remains/human
+/obj/effect/decal/remains
 	name = "remains"
-	desc = "They look like human remains. They have a strange aura about them."
 	gender = PLURAL
 	icon = 'icons/effects/blood.dmi'
 	icon_state = "remains"
-	anchored = 1
+	anchored = 0
+
+/obj/effect/decal/remains/human
+	desc = "They look like human remains. They have a strange aura about them."
 
 /obj/effect/decal/remains/xeno
-	name = "remains"
 	desc = "They look like the remains of something... alien. They have a strange aura about them."
-	gender = PLURAL
-	icon = 'icons/effects/blood.dmi'
 	icon_state = "remainsxeno"
-	anchored = 1
 
 /obj/effect/decal/remains/robot
-	name = "remains"
 	desc = "They look like the remains of something mechanical. They have a strange aura about them."
-	gender = PLURAL
 	icon = 'icons/mob/robots.dmi'
 	icon_state = "remainsrobot"
-	anchored = 1
+
+/obj/effect/decal/remains/attack_hand(mob/user as mob)
+	user << "<span class='notice'>[src] sinks together into a pile of ash.</span>"
+	var/turf/simulated/floor/F = get_turf(src)
+	if (istype(F))
+		new /obj/effect/decal/cleanable/ash(F)
+	del(src)
+
+/obj/effect/decal/remains/robot/attack_hand(mob/user as mob)
+	return