New select type also fixed textarea value

- Select type delegates to select.pet.php
- fixed type textarea, value was not being skip from the attributes
Renamed key to password where appropriate

Added other optional parameters to the phpmailer configuration
... getting ready to upgrate to new version of phpmailer
Updated phpmailer code an license

Code taken from https://github.com/Synchro/PHPMailer
PHPMailer is distributed under LGPL 2.1
small documentation fix