Initial commit: ROW Client source code

Game client codebase including:
- CharacterActionControl: Character and creature management
- GlobalScript: Network, items, skills, quests, utilities
- RYLClient: Main client application with GUI and event handlers
- Engine: 3D rendering engine (RYLGL)
- MemoryManager: Custom memory allocation
- Library: Third-party dependencies (DirectX, boost, etc.)
- Tools: Development utilities

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

MemoryManager/GMMemory.inl

@@ -0,0 +1,23 @@
+
+#ifdef GM_USE_MEMORY
+
+#include <cassert>
+
+//------------------------------------------------------------------------------
+inline GMMemoryManager::STimestamp*		GMMemoryManager::GetFreeTimestamp()
+{
+	if ( NULL == m_pAvailableTimestampList )
+	{
+		AllocateTimestampBlock() ;
+	}
+
+	assert( NULL != m_pAvailableTimestampList && "Allocate timestamp block failed !!" ) ;
+
+	STimestamp* pStamp = m_pAvailableTimestampList ;
+	m_pAvailableTimestampList = m_pAvailableTimestampList->m_pNext ;
+	return pStamp ;
+}
+
+//------------------------------------------------------------------------------
+
+#endif	// GM_USE_MEMORY