Core: cleanup.

*remove some garbage
*little bit moore const func
*fix process of args in vmap3_extractor

src/server/scripts/World/go_scripts.cpp

@@ -313,10 +313,10 @@ public:
         {
             if (!creature->IsHostileTo(player))
             {
-                uint32 Spell = 0;
-
                 if (FactionTemplateEntry const* pFaction = creature->getFactionTemplateEntry())
                 {
+                    uint32 Spell = 0;
+
                     switch(pFaction->faction)
                     {
                         case 1011: Spell = SPELL_REP_LC; break;