Add workaround for invalid message charset detection by IMAP servers (#1488...

Aleksander Machniak

2013-02-19 726297e5f8d84cbb434f9c4185f3cd1aaebe8e6e

 program/steps/mail/func.inc

@@ -1854,7 +1854,7 @@
            $filename = rcube_label('htmlmessage');
        }
        else {
            $ext      = rcube_mime::get_mime_extensions($attachment->mimetype);
            $ext      = (array) rcube_mime::get_mime_extensions($attachment->mimetype);
            $ext      = array_shift($ext);
            $filename = rcube_label('messagepart') . ' ' . $attachment->mime_id;
            if ($ext) {