Change many uint32 to ObjectGuid::LowType in line with 6.x changes.

(cherry picked from commit b1032ed620)

Conflicts:
	src/server/game/AuctionHouse/AuctionHouseMgr.h
	src/server/game/Entities/Corpse/Corpse.cpp
	src/server/game/Entities/Creature/Creature.cpp
	src/server/game/Entities/DynamicObject/DynamicObject.cpp
	src/server/game/Entities/DynamicObject/DynamicObject.h
	src/server/game/Entities/GameObject/GameObject.cpp
	src/server/game/Entities/GameObject/GameObject.h
	src/server/game/Entities/Object/ObjectGuid.h
	src/server/game/Entities/Pet/Pet.cpp
	src/server/game/Entities/Pet/Pet.h
	src/server/game/Entities/Player/Player.cpp
	src/server/game/Entities/Transport/Transport.h
	src/server/game/Globals/ObjectMgr.cpp
	src/server/game/Guilds/Guild.h
	src/server/game/Guilds/GuildMgr.cpp
	src/server/game/Guilds/GuildMgr.h
	src/server/game/Mails/Mail.h
	src/server/game/Maps/Map.cpp
	src/server/game/Maps/TransportMgr.cpp
	src/server/game/Maps/TransportMgr.h
	src/server/game/OutdoorPvP/OutdoorPvP.h

src/server/game/Entities/Object/Object.cpp

@@ -112,7 +112,7 @@ void Object::_InitValues()
     m_objectUpdated = false;
 }
 
-void Object::_Create(uint32 guidlow, uint32 entry, HighGuid guidhigh)
+void Object::_Create(ObjectGuid::LowType guidlow, uint32 entry, HighGuid guidhigh)
 {
     if (!m_uint32Values) _InitValues();
 
@@ -1255,7 +1255,7 @@ void WorldObject::CleanupsBeforeDelete(bool /*finalCleanup*/)
         transport->RemovePassenger(this);
 }
 
-void WorldObject::_Create(uint32 guidlow, HighGuid guidhigh, uint32 phaseMask)
+void WorldObject::_Create(ObjectGuid::LowType guidlow, HighGuid guidhigh, uint32 phaseMask)
 {
     Object::_Create(guidlow, 0, guidhigh);
     m_phaseMask = phaseMask;