Update to drupal 8.0.0-rc1. For more information, see https://www.drupal.org/node/2582663

core/modules/system/config/install/core.date_format.fallback.yml

@@ -1,6 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: fallback
 label: 'Fallback date format'
-status: true
-langcode: en
 locked: true
 pattern: 'D, m/d/Y - H:i'

core/modules/system/config/install/core.date_format.html_date.yml

@@ -1,6 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: html_date
 label: 'HTML Date'
-status: true
-langcode: en
 locked: true
 pattern: Y-m-d

core/modules/system/config/install/core.date_format.html_datetime.yml

@@ -1,6 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: html_datetime
 label: 'HTML Datetime'
-status: true
-langcode: en
 locked: true
 pattern: 'Y-m-d\TH:i:sO'

core/modules/system/config/install/core.date_format.html_month.yml

@@ -1,6 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: html_month
 label: 'HTML Month'
-status: true
-langcode: en
 locked: true
 pattern: Y-m

core/modules/system/config/install/core.date_format.html_time.yml

@@ -1,6 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: html_time
 label: 'HTML Time'
-status: true
-langcode: en
 locked: true
 pattern: 'H:i:s'

core/modules/system/config/install/core.date_format.html_week.yml

@@ -1,6 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: html_week
 label: 'HTML Week'
-status: true
-langcode: en
 locked: true
 pattern: Y-\WW

core/modules/system/config/install/core.date_format.html_year.yml

@@ -1,6 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: html_year
 label: 'HTML Year'
-status: true
-langcode: en
 locked: true
-pattern: Y
+pattern: 'Y'

core/modules/system/config/install/core.date_format.html_yearless_date.yml

@@ -1,6 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: html_yearless_date
 label: 'HTML Yearless date'
-status: true
-langcode: en
 locked: true
 pattern: m-d

core/modules/system/config/install/core.date_format.long.yml

@@ -1,6 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: long
 label: 'Default long date'
-status: true
-langcode: en
 locked: false
 pattern: 'l, F j, Y - H:i'

core/modules/system/config/install/core.date_format.medium.yml

@@ -1,6 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: medium
 label: 'Default medium date'
-status: true
-langcode: en
 locked: false
 pattern: 'D, m/d/Y - H:i'

core/modules/system/config/install/core.date_format.short.yml

@@ -1,6 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: short
 label: 'Default short date'
-status: true
-langcode: en
 locked: false
 pattern: 'm/d/Y - H:i'

core/modules/system/config/install/system.cron.yml

@@ -1,4 +1,3 @@
 threshold:
-  autorun: 0
   requirements_warning: 172800
   requirements_error: 1209600

core/modules/system/config/install/system.menu.account.yml

@@ -1,5 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: account
 label: 'User account menu'
-description: 'Links related to the user account.'
-langcode: en
+description: 'Links related to the active user account'
 locked: true

core/modules/system/config/install/system.menu.admin.yml

@@ -1,5 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: admin
 label: Administration
-description: 'Contains links to administrative tasks.'
-langcode: en
+description: 'Administrative task links'
 locked: true

core/modules/system/config/install/system.menu.footer.yml

@@ -1,5 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: footer
 label: Footer
-description: 'Use this for linking to site information.'
-langcode: en
+description: 'Site information links'
 locked: true

core/modules/system/config/install/system.menu.main.yml

@@ -1,5 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: main
 label: 'Main navigation'
-description: 'Use this for linking to the main site sections.'
-langcode: en
+description: 'Site section links'
 locked: true

core/modules/system/config/install/system.menu.tools.yml

@@ -1,5 +1,7 @@
+langcode: en
+status: true
+dependencies: {  }
 id: tools
 label: Tools
-description: 'Contains links for site visitors. Some modules add their links here.'
-langcode: en
+description: 'User tool links, often added by modules'
 locked: true

core/modules/system/config/install/system.theme.global.yml

@@ -7,10 +7,7 @@ features:
   comment_user_picture: true
   comment_user_verification: true
   favicon: true
-  logo: true
-  name: true
   node_user_picture: true
-  slogan: true
 logo:
   path: ''
   url: ''