diff --git a/sites/default/default.settings.php b/sites/default/default.settings.php
index 3eac574..14dc35c 100644
--- a/sites/default/default.settings.php
+++ b/sites/default/default.settings.php
@@ -276,59 +276,6 @@
 $settings['update_free_access'] = FALSE;
 
 /**
- * Twig debugging:
- *
- * When debugging is enabled:
- * - The markup of each Twig template is surrounded by HTML comments that
- *   contain theming information, such as template file name suggestions.
- * - Note that this debugging markup will cause automated tests that directly
- *   check rendered HTML to fail. When running automated tests, 'twig_debug'
- *   should be set to FALSE.
- * - The dump() function can be used in Twig templates to output information
- *   about template variables.
- * - Twig templates are automatically recompiled whenever the source code
- *   changes (see twig_auto_reload below).
- *
- * Note: changes to this setting will only take effect once the cache is
- * cleared.
- *
- * For more information about debugging Twig templates, see
- * http://drupal.org/node/1906392.
- *
- * Not recommended in production environments (Default: FALSE).
- */
-# $settings['twig_debug'] = TRUE;
-
-/**
- * Twig auto-reload:
- *
- * Automatically recompile Twig templates whenever the source code changes. If
- * you don't provide a value for twig_auto_reload, it will be determined based
- * on the value of twig_debug.
- *
- * Note: changes to this setting will only take effect once the cache is
- * cleared.
- *
- * Not recommended in production environments (Default: NULL).
- */
-# $settings['twig_auto_reload'] = TRUE;
-
-/**
- * Twig cache:
- *
- * By default, Twig templates will be compiled and stored in the filesystem to
- * increase performance. Disabling the Twig cache will recompile the templates
- * from source each time they are used. In most cases the twig_auto_reload
- * setting above should be enabled rather than disabling the Twig cache.
- *
- * Note: changes to this setting will only take effect once the cache is
- * cleared.
- *
- * Not recommended in production environments (Default: TRUE).
- */
-# $settings['twig_cache'] = FALSE;
-
-/**
  * External access proxy settings:
  *
  * If your site must access the Internet via a web proxy then you can enter
@@ -656,6 +603,41 @@
 # $config['system.performance']['fast_404']['paths'] = '/\.(?:txt|png|gif|jpe?g|css|js|ico|swf|flv|cgi|bat|pl|dll|exe|asp)$/i';
 # $config['system.performance']['fast_404']['html'] = '<!DOCTYPE html><html><head><title>404 Not Found</title></head><body><h1>Not Found</h1><p>The requested URL "@path" was not found on this server.</p></body></html>';
 
+ /**
+ * Cache control and development settings.
+ *
+ * Not recommended for production sites. You may want to specify these in a
+ * settings.local.php instead, as outlined below.
+ * Not recommended in production environments (Default: FALSE).
+ *
+ * Remove the leading hash signs to enable desired overrides.
+ */
+// Output verbose errors including backtrace.
+$conf['system.logging']['error_level'] = ERROR_REPORTING_DISPLAY_VERBOSE;
+
+// Disable CSS/JS aggregation.
+$conf['system.performance']['css']['preprocess'] = FALSE;
+$conf['system.performance']['js']['preprocess'] = FALSE;
+
+// Disable all cache backends.
+$conf['cache_classes'] = array('cache' => 'Drupal\Core\Cache\NullBackend');
+
+// Disable dumping of the Kernel.
+$settings['kernel.dump'] = FALSE;
+
+// Write all compiled PHP into regular files. (NOT SECURE)
+$conf['php_storage']['default']['class'] = 'Drupal\Component\PhpStorage\FileStorage';
+
+// Twig: Enable the 'dump' function in templates to output variables, and
+// templates are automatically recompiled whenever the source code changes.
+$settings['twig_debug'] = TRUE;
+
+// Twig: Automatically recompile templates whenever the source code changes.
+$settings['twig_auto_reload'] = TRUE;
+
+// Twig: Disable compilation and recompile all templates whenever they are used.
+$settings['twig_cache'] = FALSE;
+
 /**
  * Load local development override configuration, if available.
  *
