Codechange: Use std::string in console commands/aliases registration, and std::map instead our sorted linked list (#9057)

* Codechange: Use std::string in console commands and aliases registration

* Codechange: Use std::map to register console commands

* Codechange: Use std::map to register console aliases

* Cleanup: Remove now unused function

src/music/midifile.cpp

@@ -1142,7 +1142,7 @@ static void RegisterConsoleMidiCommands()
 {
 	static bool registered = false;
 	if (!registered) {
-		IConsoleCmdRegister("dumpsmf", CmdDumpSMF);
+		IConsole::CmdRegister("dumpsmf", CmdDumpSMF);
 		registered = true;
 	}
 }