Scripts/Icecrown Citadel: Added Blood Prince Council script

Scripts/Icecrown Citadel: Festergut will not cast Vile Gas on melee targets if there are at least 3 (25 man: 8) ranged targets
Scripts/Icecrown Citadel: Festergut and Rotface gates will close with delay (when Putricide reaches the balcony)
Scripts/Icecrown Citadel: Replaced ASSERT(instance) with code disabling the AI if not inside instance
Core/Spells: Fixed TARGET_DEST_TARGET_RANDOM usage
Core/Scripts: Extended DamageDealt in AI to accept damage type as 3rd parameter
Scripts/Quests: Fixed quest "Unholy Infusion" (24749)

--HG--
branch : trunk

src/server/game/Spells/Auras/SpellAuraEffects.cpp

@@ -2245,9 +2245,16 @@ void AuraEffect::TriggerSpell(Unit * target, Unit * caster) const
                         return;
                     }
                     // Tear of Azzinoth Summon Channel - it's not really supposed to do anything,and this only prevents the console spam
-                    case 39857: triggerSpellId = 39856; break;
+                    case 39857:
+                        triggerSpellId = 39856;
+                        break;
                     // Personalized Weather
-                    case 46736: triggerSpellId = 46737; break;
+                    case 46736:
+                        triggerSpellId = 46737;
+                        break;
+                    // Ball of Flames Visual
+                    case 71706:
+                        return;
                 }
                 break;
             }