core/CHANGELOG.txt | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/core/CHANGELOG.txt b/core/CHANGELOG.txt
index c931ae3..f9d5412 100644
--- a/core/CHANGELOG.txt
+++ b/core/CHANGELOG.txt
@@ -21,9 +21,11 @@ Drupal 8.0.x, xxxx-xx-xx (development version)
     * Removed the Garland theme from core.
     * Removed the Overlay module from core.
     * Improved the asset library system to manage CSS and JavaScript files and
-      their dependencies.
+      their dependencies, now themes can extend and override asset libraries.
     * jQuery is no longer loaded on all pages, only when another asset needs it.
     * No JavaScript is loaded at all for anonymous users, for faster page loads.
+    * JavaScript is loaded from the footer by default.
+    * Enabled CSS and JavaScript asset aggregation by default.
     * Implemented SMACSS-style categorization for CSS files.
     * Removed most support for Internet Explorer 8 and below.
     * Added Modernizr for making styling changes based on browser support.
@@ -46,7 +48,7 @@ Drupal 8.0.x, xxxx-xx-xx (development version)
 - Improved authoring experience:
     * Added the CKEditor WYSIWYG editor. Clean markup guaranteed thanks to tight
       integration with the filter system.
-    * Includes uploading, aligning and captioning of images.
+    * Includes uploading, aligning, captioning and usage tracking of images.
     * Correspondingly modernized the default text formats.
     * Provides a drag-and-drop configuration UI, which automatically updates the
       HTML filter settings, making configuring text formats trivial for typical
@@ -55,7 +57,7 @@ Drupal 8.0.x, xxxx-xx-xx (development version)
       but also blockquotes, code snippets, videos…
     * In-place editing of any entity: nodes, blocks…
 - Included the following Symfony2 components:
-    * ClassLoader - PSR-0-compatible autoload routines.
+    * ClassLoader - PSR-0- and PSR-4-compatible autoload routines.
     * DependencyInjection - Flexible dependency injection container.
     * EventDispatcher - Object-oriented lightweight event handling system.
     * HttpFoundation - Abstraction objects for HTTP requests and responses.
@@ -68,6 +70,7 @@ Drupal 8.0.x, xxxx-xx-xx (development version)
     * Validator - Allows to ensure that an object is in a valid state based upon
       some validation rules defined for it.
     * Yaml - Parser for YAML files.
+- Added support for http://stackphp.com middlewares.
 - Support added for making HTTP requests through a proxy server.
 - Removed modules from core.
     * The following modules have been removed from core, because contributed
@@ -173,6 +176,18 @@ Drupal 8.0.x, xxxx-xx-xx (development version)
     * Added a Hypertext Application Language (HAL) serialization module.
     * Added a HTTP Basic authentication provider module.
 - When using MySQL, the MyISAM engine is no longer supported.
+- Performance
+    * Added a cohesive system for tracking dependency information to enable much
+      better caching and invalidation: cache tags, cache contexts and max-age.
+    * Updated all things in Drupal to provide this cacheability metadata: access
+      results, entities, config, block plugins, context plugins …
+    * Improved the render pipeline to use this cacheability metadata.
+    * Page Cache is now a module and is enabled by default, thanks to the above.
+    * Added Dynamic Page Cache module, which is capable of caching the parts of
+      the page that don't vary too much (e.g. per user). This is similar to the
+      Authcache module in Drupal 7. It is also enabled by default.
+    * Added an APCu cache back-end.
+    * Added a chained cache back-end, chaining APCu and database by default.
 - Testing improvements
     * Added PHPUnit for proper unit testing, see
       https://phpunit.de/manual/4.8/en/index.html so you can run tests via