/**
 * Add user a friend
 *
 * @param $form 'guid' of user
 *        $to guid of other user
 *
 * @return bool
 */
function ossn_add_friend($from, $to)
{
    $add = new OssnUser();
    if ($add->sendRequest($from, $to)) {
        return true;
    }
    return false;
}