Merge branch '3.3.5' into 4.3.4

Conflicts:
	sql/base/dev/world_database.sql
	sql/updates/world/2015_07_14_00_world.sql
	sql/updates/world/2015_07_14_01_world_335.sql
	sql/updates/world/2015_07_19_00_world_2015_07_18_04.sql
	sql/updates/world/2015_07_19_05_world.sql
	sql/updates/world/2015_07_21_00_world.sql
	sql/updates/world/2015_07_24_00_world.sql
	sql/updates/world/2015_07_24_01_world.sql
	sql/updates/world/2015_07_24_02_world.sql
	sql/updates/world/2015_07_24_03_world.sql
	sql/updates/world/2015_07_24_04_world.sql
	sql/updates/world/2015_07_24_05_world.sql
	sql/updates/world/2015_07_25_03_world.sql
	sql/updates/world/2015_07_25_04_world.sql
	src/server/collision/Management/MMapManager.cpp
	src/server/collision/Management/MMapManager.h
	src/server/game/Battlefield/Battlefield.h
	src/server/game/Entities/Player/Player.cpp
	src/server/game/Entities/Player/Player.h
	src/server/game/Guilds/Guild.h
	src/server/game/Server/WorldSession.cpp
	src/server/game/Server/WorldSocket.cpp
	src/server/game/Spells/SpellMgr.cpp
	src/server/game/Weather/WeatherMgr.cpp
	src/server/scripts/Spells/spell_hunter.cpp
	src/server/shared/Utilities/Util.cpp

src/server/game/Server/WorldSocket.cpp

@@ -19,7 +19,6 @@
 #include "WorldSocket.h"
 #include "BigNumber.h"
 #include "Opcodes.h"
-#include "Player.h"
 #include "ScriptMgr.h"
 #include "SHA1.h"
 #include "PacketLog.h"
@@ -602,6 +601,8 @@ void WorldSocket::SendAuthResponseError(uint8 code)
 
 bool WorldSocket::HandlePing(WorldPacket& recvPacket)
 {
+    using namespace std::chrono;
+
     uint32 ping;
     uint32 latency;