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>

rylCoder_16.02.2008_src/addons/DevIL/src-IL/include/il_hdr.h

@@ -0,0 +1,42 @@
+//-----------------------------------------------------------------------------
+//
+// ImageLib Sources
+// Copyright (C) 2000-2004 by Denton Woods (this file by thakis)
+// Last modified: 06/09/2004
+//
+// Filename: src-IL/include/il_hdr.h
+//
+// Description: Reads a RADIANCE High Dynamic Range Image
+//
+//-----------------------------------------------------------------------------
+
+
+#ifndef HDR_H
+#define HDR_H
+
+#include "il_internal.h"
+
+#ifdef _WIN32
+	#pragma pack(push, gif_struct, 1)
+#endif
+
+typedef struct HDRHEADER
+{
+	char Signature[10]; //must be "#?RADIANCE"
+	ILuint Width, Height;
+} IL_PACKSTRUCT HDRHEADER;
+
+#ifdef _WIN32
+	#pragma pack(pop, gif_struct)
+#endif
+
+// Internal functions
+ILboolean ilIsValidHdrF(ILHANDLE file);
+ILboolean iIsValidHdr();
+ILboolean iCheckHdr(HDRHEADER *Header);
+ILboolean ilLoadHdrF(ILHANDLE file);
+ILboolean iLoadHdrInternal();
+
+ILvoid ReadScanline(ILubyte *scanline, ILuint w);
+
+#endif//HDR_H