Restructure repository to include all source folders

Move git root from Client/ to src/ to track all source code:
- Client: Game client source (moved to Client/Client/)
- Server: Game server source
- GameTools: Development tools
- CryptoSource: Encryption utilities
- database: Database scripts
- Script: Game scripts
- rylCoder_16.02.2008_src: Legacy coder tools
- GMFont, Game: Additional resources

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

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

GameTools/Z3D_SetupDirectX/Z3D_SetupDirectX.h

@@ -0,0 +1,18 @@
+// Z3D_SetupDirectX.h
+//
+//////////////////////////////////////////////////////////////////////
+
+#if !defined(AFX_Z3D_SETUPDIRECTX_H__4A246C04_3E7E_11D5_A644_0000E8EB4C69__INCLUDED_)
+#define AFX_Z3D_SETUPDIRECTX_H__4A246C04_3E7E_11D5_A644_0000E8EB4C69__INCLUDED_
+
+#if _MSC_VER > 1000
+#pragma once
+#endif // _MSC_VER > 1000
+
+#include <windows.h>
+#include <dsetup.h>
+
+
+int Z3D_SetupDirectX( HWND hWnd, const char* szPrompt, char* szDXFilePath );
+
+#endif // !defined(AFX_Z3D_SETUPDIRECTX_H__4A246C04_3E7E_11D5_A644_0000E8EB4C69__INCLUDED_)