Add basic support for NPCs on transports; DB data required.

Currently no support for combat while the transport is in motion.
Based on a patch by Socolin.
Fixes issue #168

--HG--
branch : trunk

src/server/game/Maps/MapManager.cpp

@@ -52,6 +52,9 @@ MapManager::~MapManager()
     for (TransportSet::iterator i = m_Transports.begin(); i != m_Transports.end(); ++i)
          delete *i;
 
+    for (TransportNPCSet::iterator i = m_TransportNPCs.begin(); i != m_TransportNPCs.end(); ++i)
+        delete *i;
+
     Map::DeleteStateMachine();
 }
 

src/server/game/Maps/MapManager.h

@@ -30,6 +30,7 @@
 #include "MapUpdater.h"
 
 class Transport;
+struct TransportCreatureProto;
 
 class MapManager
 {
@@ -125,6 +126,7 @@ class MapManager
         void DoDelayedMovesAndRemoves();
 
         void LoadTransports();
+        void LoadTransportNPCs();
 
         typedef std::set<Transport *> TransportSet;
         TransportSet m_Transports;
@@ -132,6 +134,11 @@ class MapManager
         typedef std::map<uint32, TransportSet> TransportMap;
         TransportMap m_TransportsByMap;
 
+        typedef std::set<TransportCreatureProto *> TransportNPCSet;
+        TransportNPCSet m_TransportNPCs;
+        typedef std::map<uint32, TransportNPCSet> TransportNPCMap;
+        TransportNPCMap m_TransportNPCMap;
+
         bool CanPlayerEnter(uint32 mapid, Player* player, bool loginCheck = false);
         void RemoveBonesFromMap(uint32 mapid, uint64 guid, float x, float y);
         uint32 GenerateInstanceId() { return ++i_MaxInstanceId; }