things with stuff (#6233)

* buncha things from upstream

* datums globals, onclick

* datums

* game folder, holy shit mirror bot why

* modules

* icons

* dme

* compiles cleanly

* tools purge

* updates maps

* double check just because. and wew lad

* incidentally, this needs more work first

* some things

* weh

* sound cleanup and icons

* reeeee

* compile issues

* oh look, fresh code sync

* cleans up some unused icons

* dirty vars

* reeeeeeeeeeeeeeee

* wew lad. fuck off with this already

code/modules/assembly/holder.dm

@@ -74,11 +74,12 @@
 		a_right.holder_movement()
 
 /obj/item/device/assembly_holder/attack_hand()//Perhapse this should be a holder_pickup proc instead, can add if needbe I guess
+	. = ..()
+	if(.)
+		return
 	if(a_left && a_right)
 		a_left.holder_movement()
 		a_right.holder_movement()
-	..()
-	return
 
 /obj/item/device/assembly_holder/attackby(obj/item/W, mob/user, params)
 	if(istype(W, /obj/item/screwdriver))