'user_backends' => array (
0 => array (
'class' => 'OC_User_IMAP',
'arguments' =>
array (
0 => '{localhost:143/novalidate-cert/imap/readonly}',
),
),
),
'user_backends' => array(
array(
'class' => 'OC_User_IMAP',
'arguments' => array(
'localhost', 143, null, 'domain.ch', false, false
),
),
),