Spell Fizzle for < LDON expansions via lua_mod (#1118)

* [expansions] Create a Lua mod hook into Client::CheckFizzle()

* Added expansions_combat.lua mod stub

* Spell  Fizzle as per TAKP formula

zone/spells.cpp

@@ -82,6 +82,7 @@ Copyright (C) 2001-2002 EQEMu Development Team (http://eqemu.org)
 #include "string_ids.h"
 #include "worldserver.h"
 #include "fastmath.h"
+#include "lua_parser.h"
 
 #include <assert.h>
 #include <math.h>
@@ -734,6 +735,16 @@ bool Mob::CheckFizzle(uint16 spell_id)
 
 bool Client::CheckFizzle(uint16 spell_id)
 {
+#ifdef LUA_EQEMU
+	bool ignoreDefault = false;
+	bool fizzle = LuaParser::Instance()->CheckFizzle(this, spell_id, spells[spell_id], ignoreDefault);
+
+	if (!fizzle) {
+		return false;
+	} else if (ignoreDefault) {
+		return true;
+	}
+#endif
 	// GMs don't fizzle
 	if (GetGM()) return(true);