Laggy DragNDrop fix (#21052)

* added dragndrop click methods for atoms

* some updating, little changing MouseDrop logic

* added INVOKE_ASYNC to delayed procs

* cleanup

* cleanup

* cleanup

* no cheesing

* more comments, removed  variable from atom

* whoopsie

* added inventory screen objects support, disabling tooltips now disables all tooltips, not only items

* fixing table hitting self issue

code/modules/mob/living/simple_animal/bot/mulebot.dm

@@ -366,6 +366,7 @@
 		return
 
 	load(AM)
+	return TRUE
 
 // called to load a crate
 /mob/living/simple_animal/bot/mulebot/proc/load(atom/movable/AM)

code/modules/mob/living/simple_animal/slime/slime_mob.dm

@@ -263,6 +263,7 @@
 		var/mob/living/Food = A
 		if(CanFeedon(Food))
 			Feedon(Food)
+			return
 	return ..()
 
 /mob/living/simple_animal/slime/unEquip(obj/item/I, force, silent = FALSE)

code/modules/mob/mob.dm

@@ -910,9 +910,10 @@ GLOBAL_LIST_INIT(slot_equipment_priority, list( \
 /mob/proc/stripPanelEquip(obj/item/what, mob/who)
 	return
 
-/mob/MouseDrop(mob/M as mob)
-	..()
-	if(M != usr) return
+/mob/MouseDrop(mob/M as mob, src_location, over_location, src_control, over_control, params)
+	if((M != usr) || !istype(M))
+		..()
+		return
 	if(isliving(M))
 		var/mob/living/L = M
 		if(L.mob_size <= MOB_SIZE_SMALL)