[Quest API] Add Mob/Entity type check methods to Perl/Lua (#3493)

* [Quest API] Add Mob/Entity type check methods to Perl/Lua

# Perl
- Add `$mob->IsAura()`.
- Add `$mob->IsEncounter()`.
- Add `$mob->IsMerc()`.
- Add `$mob->IsOfClientBot()`.
- Add `$mob->IsOfClientBotMerc()`.
- Add `$mob->IsTemporaryPet()`.

# Lua
- Add `entity:IsAura()`.
- Add `entity:IsOfClientBot()`.
- Add `entity:IsOfClientBotMerc()`.
- Add `mob:IsTemporaryPet()`.

* Update lua_entity.cpp

* Update lua_mob.cpp

zone/lua_entity.h

@@ -47,6 +47,9 @@ public:
 	bool IsBeacon();
 	bool IsEncounter();
 	bool IsBot();
+	bool IsAura();
+	bool IsOfClientBot();
+	bool IsOfClientBotMerc();
 	int GetID();
 
 	Lua_Client CastToClient();