Outputs to verbose the most recent $count emails sent.
$count: Optional number of emails to output.
protected function verboseEmail($count = 1) {
$mails = $this
->drupalGetMails();
for ($i = sizeof($mails) - 1; $i >= sizeof($mails) - $count && $i >= 0; $i--) {
$mail = $mails[$i];
$this
->verbose(t('Email:') . '<pre>' . print_r($mail, TRUE) . '</pre>');
}
}