enableAutoUpdates.php

<?php
/**
 * Plugin Name: EnableAutoUpdates
 * Plugin URI: ---
 * Description: *Enable autoupdates for major_core_update, minor_core_updates, plugin_update, theme_updates   *Sends E-Mail for success, fail, critical results.   *For more information, see <a href="http://codex.wordpress.org/Configuring_Automatic_Background_Updates">Wordpress-Codex</a> and <a href="http://wordpress.stackexchange.com/questions/120081/how-do-i-configure-automatic-updates-in-wordpress-3-7">Article on wordpress.stackexchange.com </a>
 * Version: 0.0.1
 * Author: Kevin Krieger
 * Author URI: http://kkrieger.de
 * Text Domain: mytextdomain
 * License: GPL2
 */
 

// Enable major version updates:
add_filter( 'allow_major_auto_core_updates', '__return_true' );

// Enable minor updates
add_filter( 'allow_minor_auto_core_updates', '__return_true' );


add_filter( 'auto_update_plugin', '__return_true' );
add_filter( 'auto_update_theme', '__return_true' );

// Enable update emails
/* @param bool   $send        Whether to send the email. Default true.
 * @param string $type        The type of email to send.
 *                            Can be one of 'success', 'fail', 'critical'.
 * @param object $core_update The update offer that was attempted.
 * @param mixed  $result      The result for the core update. Can be WP_Error.
 */
apply_filters( 'auto_core_update_send_email', true, $type, $core_update, $result );
/**
apply_filters( 'auto_core_update_send_email', true, 'success', $core_update, $result );
apply_filters( 'auto_core_update_send_email', true, 'fail', $core_update, $result );
apply_filters( 'auto_core_update_send_email', true, 'critical', $core_update, $result );
**/