Even more conversion, lots of superfluous macro removal

Quake/cfgfile.cpp

@@ -131,7 +131,7 @@ void CFG_ReadCvarOverrides (const char **vars, int num_vars)
 	for (i = 0; i < num_vars; i++)
 	{
 		q_strlcpy (&buff[1], vars[i], sizeof(buff) - 1);
-		j = COM_CheckParm(buff);
+		j = common::check_param(buff).has_value();
 		if (j != 0 && j < com_argc - 1)
 		{
 			if (com_argv[j + 1][0] != '-' && com_argv[j + 1][0] != '+')
@@ -154,7 +154,7 @@ int CFG_OpenConfig (const char *cfg_name)
 {
 	FILE	*f;
 	long		length;
-	qboolean	pak;
+	bool	pak;
 
 	CFG_CloseConfig ();