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/game/objects/effects/effect_system/effects_foam.dm

@@ -286,12 +286,15 @@
 	move_update_air(T)
 
 /obj/structure/foamedmetal/attack_paw(mob/user)
-	attack_hand(user)
+	return attack_hand(user)
 
 /obj/structure/foamedmetal/play_attack_sound(damage_amount, damage_type = BRUTE, damage_flag = 0)
 	playsound(src.loc, 'sound/weapons/tap.ogg', 100, 1)
 
 /obj/structure/foamedmetal/attack_hand(mob/user)
+	. = ..()
+	if(.)
+		return
 	user.changeNext_move(CLICK_CD_MELEE)
 	user.do_attack_animation(src, ATTACK_EFFECT_PUNCH)
 	to_chat(user, "<span class='warning'>You hit [src] but bounce off it!</span>")