Implemented WorldLightning and WorldThingDestroyed.

src/g_shared/a_lightning.cpp

@@ -11,6 +11,7 @@
 #include "r_state.h"
 #include "serializer.h"
 #include "g_levellocals.h"
+#include "events.h"
 
 static FRandom pr_lightning ("Lightning");
 
@@ -129,6 +130,9 @@ void DLightningThinker::LightningFlash ()
 
 	level.flags |= LEVEL_SWAPSKIES;	// set alternate sky
 	S_Sound (CHAN_AUTO, "world/thunder", 1.0, ATTN_NONE);
+	// [ZZ] just in case
+	E_WorldLightning();
+	// start LIGHTNING scripts
 	FBehavior::StaticStartTypedScripts (SCRIPT_Lightning, NULL, false);	// [RH] Run lightning scripts
 
 	// Calculate the next lighting flash

src/p_mobj.cpp

@@ -5108,6 +5108,12 @@ void AActor::CallDeactivate(AActor *activator)
 
 void AActor::OnDestroy ()
 {
+	// [ZZ] call destroy event hook.
+	//      note that this differs from ThingSpawned in that you can actually override OnDestroy to avoid calling the hook.
+	//      but you can't really do that without utterly breaking the game, so it's ok.
+	//      note: if OnDestroy is ever made optional, E_WorldThingDestroyed should still be called for ANY thing.
+	E_WorldThingDestroyed(this);
+
 	ClearRenderSectorList();
 	ClearRenderLineList();