Core/Misc: Remove obsolete C++11 backward compatibility macros

OVERRIDE, FINAL, DELETE_MEMBER

src/server/scripts/Commands/cs_wp.cpp

@@ -34,7 +34,7 @@ class wp_commandscript : public CommandScript
 public:
     wp_commandscript() : CommandScript("wp_commandscript") { }
 
-    ChatCommand* GetCommands() const OVERRIDE
+    ChatCommand* GetCommands() const override
     {
         static ChatCommand wpCommandTable[] =
         {