Added Italian translation from Aldo Moresco.

functions/i18n.php

@@ -31,6 +31,8 @@
    $languages["pt_BR"]["CHARSET"] = "iso-8859-1";
    $languages["fr"]["NAME"]    = "French";
    $languages["fr"]["CHARSET"] = "iso-8859-1";
+   $languages["it"]["NAME"]    = "Italian";
+   $languages["it"]["CHARSET"] = "iso-8859-1";
 
    // Decodes a string to the internal encoding from the given charset
    function charset_decode ($charset, $string) {