More red code (#732)

Remove:
- Code/CryEngine/CryCommon/Platform
- Some unused Code/CryEngine/CryCommon/Mock files
- Code/Tools/CryXML and almost all of Code/Tools/CryCommonTools
- Code/Tools/TestBed/ResourceCompilerImage
- Tools/DeepBandwidthToExcel
- Various .p4ignore files

Code/CryEngine/CryCommon/WinBase.cpp

@@ -12,6 +12,7 @@
 // Original file Copyright Crytek GMBH or its affiliates, used under license.
 
 // Description : Linux/Mac port support for Win32API calls
+#if !defined(WIN32)
 
 #include "platform.h" // Note: This should be first to get consistent debugging definitions
 
@@ -1667,3 +1668,5 @@ __finddata64_t::~__finddata64_t()
     }
 }
 #endif //defined(APPLE) || defined(LINUX)
+
+#endif // !defined(WIN32)