Update to Drupal 8.0-dev-2015-11-17. Commits through da81cd220, Tue Nov 17 15:53:49 2015 +0000, Issue #2617224 by Wim Leers: Move around/fix some documentation.

core/themes/classy/classy.info.yml

@@ -4,7 +4,7 @@ description: 'A base theme with sensible default CSS classes added. Learn how to
 package: Core
 version: VERSION
 core: 8.x
-base theme: false
+hidden: true
 
 libraries:
   - classy/base

core/themes/classy/templates/block/block--local-actions-block.html.twig

@@ -1,4 +1,4 @@
-{% extends "@block/block.html.twig" %}
+{% extends "block.html.twig" %}
 {#
 /**
  * @file

core/themes/classy/templates/block/block--local-tasks-block.html.twig

@@ -1,4 +1,4 @@
-{% extends "@block/block.html.twig" %}
+{% extends "block.html.twig" %}
 {#
 /**
  * @file

core/themes/classy/templates/content-edit/file-widget.html.twig

@@ -1,16 +0,0 @@
-{#
-/**
- * @file
- * Theme override to display a file widget.
- *
- * Available variables:
- * - element: Form element for the managed file.
- * - attributes: Remaining HTML attributes for the containing element.
- *
- * @see template_preprocess_file_widget()
- */
-#}
-{{ attach_library('classy/file') }}
-<div{{ attributes }}>
-  {{ element }}
-</div>

core/themes/classy/templates/layout/html.html.twig

@@ -27,7 +27,7 @@
   set body_classes = [
     logged_in ? 'user-logged-in',
     not root_path ? 'path-frontpage' : 'path-' ~ root_path|clean_class,
-    node_type ? 'node--type-' ~ node_type|clean_class,
+    node_type ? 'page-node-type-' ~ node_type|clean_class,
     db_offline ? 'db-offline',
   ]
 %}