Clean up FAQ
Remove wrong, old code sample
Update class.phpmailer.php

Function "gethostname" unavailable before PHP 5.3, if function is not defined, use of php_uname('n').
Merge pull request #185 from ojovirtual/patch-1

Update class.phpmailer.php
Merge branch 'master' of https://github.com/PHPMailer/PHPMailer
Code style, changelog