new dns helper class

kerioDomainAvailable.php

@@ -58,12 +58,12 @@ $adminPassDecrypt = localAPI('DecryptPassword', array('password2' => $server[0]-
 if ($adminPassDecrypt['result'] == 'success') {
 	$accessData['adminPass'] = $adminPassDecrypt['password'];
 }
-$api = new KerioWhmcs('whmcsKerioSingle', 'Thurdata', '1.0');
+$api = new KerioWhmcs('whmcsKerioEmail', 'Thurdata', '1.0');
 try {
 	$api->login($accessData['kerioServer'], $accessData['adminUser'], $accessData['adminPass']);
 } catch (KerioApiException $error) {
 	logModuleCall(
-		'keriosingle',
+		'kerioEmail',
 		__FUNCTION__,
 		$accessData,
 		'Error: cannot login to ' . $accessData['kerioServer'],