* finializing the mail transaction. $msg_data is the message
* that is to be send with the headers. Each header needs to be
* on a single line followed by a <CRLF> with the message headers
- * and the message body being seperated by and additional <CRLF>.
+ * and the message body being separated by and additional <CRLF>.
*
* Implements rfc 821: DATA <CRLF>
*