Replaced time(NULL) on sGameTime.GetGameTime() this is used for better performance.

Original Timer.h divided into 2 parts. Shared project has no need to know about GameTime Singleton.
2 Identical structures with different types are now replaced with one generic templated structure and 2 typedefs.

--HG--
branch : trunk

src/game/World.h

@@ -26,7 +26,7 @@
 #define __WORLD_H
 
 #include "Common.h"
-#include "Timer.h"
+#include "TimeMgr.h"
 #include "Policies/Singleton.h"
 #include "SharedDefines.h"
 #include "ace/Atomic_Op.h"
@@ -516,12 +516,6 @@ class World
         /// Get the path where data (dbc, maps) are stored on disk
         std::string GetDataPath() const { return m_dataPath; }
 
-        /// When server started?
-        time_t const& GetStartTime() const { return m_startTime; }
-        /// What time is it?
-        time_t const& GetGameTime() const { return m_gameTime; }
-        /// Uptime (in secs)
-        uint32 GetUptime() const { return uint32(m_gameTime - m_startTime); }
         /// Update time
         uint32 GetUpdateTime() const { return m_updateTime; }
         void SetRecordDiffInterval(int32 t) { if(t >= 0) m_configs[CONFIG_INTERVAL_LOG_UPDATE] = (uint32)t; }