deterministic explosion system (#13392)

* wae explosions

* okay

* changes

* fixes

* fix

* ok

* ok

* kills more dead code

* okay

* fix

* ok

* tiles

* ok

* okay

* woops

* ok

* fix

* okay

* mob damage

* fixes

* insanity

* more

* more

* fixes

* more

* woot

* don't commit that

* YES

* fix

code/modules/spells/spell_types/ethereal_jaunt.dm

@@ -108,5 +108,8 @@
 /obj/effect/dummy/phased_mob/spell_jaunt/ex_act(blah)
 	return
 
+/obj/effect/dummy/phased_mob/spell_jaunt/wave_ex_act(power, datum/wave_explosion/explosion, dir)
+	return power
+
 /obj/effect/dummy/phased_mob/spell_jaunt/bullet_act(blah)
 	return BULLET_ACT_FORCE_PIERCE

code/modules/spells/spell_types/shadow_walk.dm

@@ -90,6 +90,9 @@
 /obj/effect/dummy/phased_mob/shadow/ex_act()
 	return
 
+/obj/effect/dummy/phased_mob/shadow/wave_ex_act(power, datum/wave_explosion/explosion, dir)
+	return power
+
 /obj/effect/dummy/phased_mob/shadow/bullet_act()
 	return BULLET_ACT_FORCE_PIERCE