Log when metadata is sent with email

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@939 44740490-163a-0410-bde0-09ae8108e29a

www/saml2/sp/metadata.php

@@ -121,6 +121,8 @@ try {
 		$email->setBody($message);
 		$email->send();
 		$sentok = TRUE;
+		
+		SimpleSAML_Logger::info('SAML2.0 - Metadata: Metadata was successfully sent to ' . $emailadr . ' from ' . $from);
 	}