Update Parser.php
Update Parser.php

Some headers may be malformed strings. Using mode 2 (ICONV_MIME_DECODE_CONTINUE_ON_ERROR) iconv_mime_decode_headers() attempts to ignore any grammatical errors and continue to process a given header.
php-mime-mail-parser/php-mime-mail-parser,howardcox/php-mime-mail-parser,php-mime-mail-parser/php-mime-mail-parser,uda/php-mime-mail-parser