add php8 support

admin.php

@@ -81,11 +81,7 @@ function getstart($start = 0,$mode = ''){
 	return $start;
 }
 function setconfig($string) {
-	if(!get_magic_quotes_gpc()) {
 	$string = str_replace('\'', '\\\'', $string);
-	} else {
-		$string = str_replace('\"', '"', $string);
-	}
 	return $string;
 }
 

clear.php

@@ -11,7 +11,7 @@ if(version_compare(PHP_VERSION, '4.3.0', '<')) {
 }
 require GAME_ROOT.'/include/global.func.php';
 
-$magic_quotes_gpc = get_magic_quotes_gpc();
+$magic_quotes_gpc = false;
 extract(gstrfilter($_COOKIE));
 extract(gstrfilter($_POST));
 unset($_GET);