From f55e7aec16b59961466fb9af07fee0e1ae1182c6 Mon Sep 17 00:00:00 2001
From: Anna Tomanek <a.tomanek@cksource.com>
Date: Thu, 4 Jan 2018 12:32:17 +0100
Subject: [PATCH] Happy 2018! Links to new sites updated, too.

---
 LICENSE.md                                     |  4 ++--
 README.md                                      |  6 +++---
 editors/article-editor/index.html              | 12 ++++++------
 editors/document-editor/index.html             | 18 +++++++++---------
 tutorial-abbr-1/abbr/LICENSE.md                |  4 ++--
 tutorial-abbr-1/abbr/dialogs/abbr.js           |  6 +++---
 tutorial-abbr-1/abbr/plugin.js                 |  4 ++--
 tutorial-abbr-1/abbr/samples/abbr.html         |  6 +++---
 tutorial-abbr-2/abbr/LICENSE.md                |  4 ++--
 tutorial-abbr-2/abbr/dialogs/abbr.js           |  4 ++--
 tutorial-abbr-2/abbr/plugin.js                 |  4 ++--
 tutorial-abbr-2/abbr/samples/abbr.html         |  6 +++---
 tutorial-abbr-acf/abbr/LICENSE.md              |  4 ++--
 tutorial-abbr-acf/abbr/dialogs/abbr.js         |  6 +++---
 tutorial-abbr-acf/abbr/plugin.js               |  4 ++--
 tutorial-abbr-acf/abbr/samples/abbr.html       |  6 +++---
 tutorial-simplebox-1/simplebox/LICENSE.md      |  4 ++--
 tutorial-simplebox-1/simplebox/plugin.js       |  8 ++++----
 .../simplebox/samples/contents.css             |  2 +-
 .../simplebox/samples/simplebox.html           |  2 +-
 tutorial-simplebox-2/simplebox/LICENSE.md      |  4 ++--
 .../simplebox/dialogs/simplebox.js             |  2 +-
 tutorial-simplebox-2/simplebox/plugin.js       | 10 +++++-----
 .../simplebox/samples/contents.css             |  2 +-
 .../simplebox/samples/simplebox.html           |  2 +-
 tutorial-timestamp/timestamp/LICENSE.md        |  4 ++--
 tutorial-timestamp/timestamp/plugin.js         |  4 ++--
 .../timestamp/samples/timestamp.html           |  6 +++---
 28 files changed, 74 insertions(+), 74 deletions(-)

diff --git a/LICENSE.md b/LICENSE.md
index a5e4045..9a7622a 100644
--- a/LICENSE.md
+++ b/LICENSE.md
@@ -1,7 +1,7 @@
 Software License Agreement
 ==========================
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 
 All sample plugins are licensed under the terms of the MIT License (see Appendix A):
 
@@ -21,7 +21,7 @@ Appendix A: The MIT License
 
 The MIT License (MIT)
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben
+Copyright (c) 2014-2018, CKSource - Frederico Knabben
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/README.md b/README.md
index 7abed2a..0e6cc4a 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,11 @@
 Code samples for CKEditor documentation
 =====================
 
-This repository contains ready-to-use code samples created for the [CKEditor documentation](http://docs.ckeditor.com).
+This repository contains ready-to-use code samples created for the [CKEditor 4 documentation](https://docs.ckeditor.com/ckeditor4/docs/) and [website](https://ckeditor.com/ckeditor-4/).
 
 In order to see a sample in action, copy its source to the CKEditor `plugins` directory.
 
-1. Download a CKEditor package. Note that for development purposes it is recommended to download the source version. You can do this by downloading [your own CKEditor build](http://ckeditor.com/builder) (note the sample's requirements) and checking the "Source (Big N’Slow)" option at the bottom. You can also clone the [CKEditor development repository](https://github.com/ckeditor/ckeditor-dev) and proceed from there.
+1. Download a CKEditor package. Note that for development purposes it is recommended to download the source version. You can do this by downloading [your own CKEditor build](https://ckeditor.com/cke4/builder) (note the sample's requirements) and checking the "Source (Big N’Slow)" option at the bottom. You can also clone the [CKEditor development repository](https://github.com/ckeditor/ckeditor-dev) and proceed from there.
 
 2. Copy the plugin directory which you can find in every sample to the `plugins` directory in the installed CKEditor package.
 
@@ -15,7 +15,7 @@ For example:
     git clone https://github.com/ckeditor/ckeditor-dev.git
     git clone https://github.com/ckeditor/ckeditor-docs-samples.git
 
-    # Checkout the latest stable branch (equals to latest release available on http://ckeditor.com/download).
+    # Checkout the latest stable branch (equals to latest release available on https://ckeditor.com/ckeditor-4/download/).
     cd ckeditor-dev
     git co stable
     cd ..
diff --git a/editors/article-editor/index.html b/editors/article-editor/index.html
index 57d5b1a..4d08a6f 100644
--- a/editors/article-editor/index.html
+++ b/editors/article-editor/index.html
@@ -2,7 +2,7 @@
 <html lang="en">
 <head>
 	<meta charset="UTF-8">
-	<script src="https://cdn.ckeditor.com/4.7.3/standard-all/ckeditor.js"></script>
+	<script src="https://cdn.ckeditor.com/4.8.0/standard-all/ckeditor.js"></script>
 	<title>Article Editor</title>
 	<style type="text/css">
 		/* Minimal styling to add some padding around the editor in this sample */
@@ -35,7 +35,7 @@ <h2><label for="editor1">Article Editor</label></h2>
 </div>
 <script>
 	CKEDITOR.replace( 'editor1', {
-		// Define the toolbar: http://docs.ckeditor.com/#!/guide/dev_toolbar
+		// Define the toolbar: http://docs.ckeditor.com/ckeditor4/docs/#!/guide/dev_toolbar
 		// The standard preset from CDN which we used as a base provides more features than we need.
 		// Also by default it comes with a 2-line toolbar. Here we put all buttons in a single row.
 		toolbar: [
@@ -51,7 +51,7 @@ <h2><label for="editor1">Article Editor</label></h2>
 
 		// Since we define all configuration options here, let's instruct CKEditor to not load config.js which it does by default.
 		// One HTTP request less will result in a faster startup time.
-		// For more information check http://docs.ckeditor.com/#!/api/CKEDITOR.config-cfg-customConfig
+		// For more information check http://docs.ckeditor.com/ckeditor4/docs/#!/api/CKEDITOR.config-cfg-customConfig
 		customConfig: '',
 
 		// Enabling extra plugins, available in the standard-all preset: http://ckeditor.com/presets-all
@@ -60,7 +60,7 @@ <h2><label for="editor1">Article Editor</label></h2>
 		/*********************** File management support ***********************/
 		// In order to turn on support for file uploads, CKEditor has to be configured to use some server side
 		// solution with file upload/management capabilities, like for example CKFinder.
-		// For more information see http://docs.ckeditor.com/#!/guide/dev_ckfinder_integration
+		// For more information see http://docs.ckeditor.com/ckeditor4/docs/#!/guide/dev_ckfinder_integration
 
 		// Uncomment and correct these lines after you setup your local CKFinder instance.
 		// filebrowserBrowseUrl: 'http://example.com/ckfinder/ckfinder.html',
@@ -75,7 +75,7 @@ <h2><label for="editor1">Article Editor</label></h2>
 
 		// An array of stylesheets to style the WYSIWYG area.
 		// Note: it is recommended to keep your own styles in a separate file in order to make future updates painless.
-		contentsCss: [ 'https://cdn.ckeditor.com/4.7.3/standard-all/contents.css', 'mystyles.css' ],
+		contentsCss: [ 'https://cdn.ckeditor.com/4.8.0/standard-all/contents.css', 'mystyles.css' ],
 
 		// This is optional, but will let us define multiple different styles for multiple editors using the same CSS file.
 		bodyClass: 'article-editor',
@@ -91,7 +91,7 @@ <h2><label for="editor1">Article Editor</label></h2>
 		// (and on your website so that it rendered in the same way).
 		// Note: by default CKEditor looks for styles.js file. Defining stylesSet inline (as below) stops CKEditor from loading
 		// that file, which means one HTTP request less (and a faster startup).
-		// For more information see http://docs.ckeditor.com/#!/guide/dev_styles
+		// For more information see http://docs.ckeditor.com/ckeditor4/docs/#!/guide/dev_styles
 		stylesSet: [
 			/* Inline Styles */
 			{ name: 'Marker',			element: 'span', attributes: { 'class': 'marker' } },
diff --git a/editors/document-editor/index.html b/editors/document-editor/index.html
index ac91ea2..9c7b97b 100644
--- a/editors/document-editor/index.html
+++ b/editors/document-editor/index.html
@@ -2,7 +2,7 @@
 <html lang="en">
 <head>
 	<meta charset="UTF-8">
-	<script src="https://cdn.ckeditor.com/4.7.3/full-all/ckeditor.js"></script>
+	<script src="https://cdn.ckeditor.com/4.8.0/full-all/ckeditor.js"></script>
 	<title>Document Editor</title>
 	<style type="text/css">
 		/* Minimal styling to center the editor in this sample */
@@ -62,7 +62,7 @@ <h2><label for="editor1">Document Editor</label></h2>
 </div>
 <script>
 	CKEDITOR.replace( 'editor1', {
-		// Define the toolbar: http://docs.ckeditor.com/#!/guide/dev_toolbar
+		// Define the toolbar: http://docs.ckeditor.com/ckeditor4/docs/#!/guide/dev_toolbar
 		// The full preset from CDN which we used as a base provides more features than we need.
 		// Also by default it comes with a 3-line toolbar. Here we put all buttons in a single row.
 		toolbar: [
@@ -81,14 +81,14 @@ <h2><label for="editor1">Document Editor</label></h2>
 
 		// Since we define all configuration options here, let's instruct CKEditor to not load config.js which it does by default.
 		// One HTTP request less will result in a faster startup time.
-		// For more information check http://docs.ckeditor.com/#!/api/CKEDITOR.config-cfg-customConfig
+		// For more information check http://docs.ckeditor.com/ckeditor4/docs/#!/api/CKEDITOR.config-cfg-customConfig
 		customConfig: '',
 
 		// Sometimes applications that convert HTML to PDF prefer setting image width through attributes instead of CSS styles.
 		// For more information check:
-		//  - About Advanced Content Filter: http://docs.ckeditor.com/#!/guide/dev_advanced_content_filter
-		//  - About Disallowed Content: http://docs.ckeditor.com/#!/guide/dev_disallowed_content
-		//  - About Allowed Content: http://docs.ckeditor.com/#!/guide/dev_allowed_content_rules
+		//  - About Advanced Content Filter: http://docs.ckeditor.com/ckeditor4/docs/#!/guide/dev_advanced_content_filter
+		//  - About Disallowed Content: http://docs.ckeditor.com/ckeditor4/docs/#!/guide/dev_disallowed_content
+		//  - About Allowed Content: http://docs.ckeditor.com/ckeditor4/docs/#!/guide/dev_allowed_content_rules
 		disallowedContent: 'img{width,height,float}',
 		extraAllowedContent: 'img[width,height,align]',
 
@@ -98,7 +98,7 @@ <h2><label for="editor1">Document Editor</label></h2>
 		/*********************** File management support ***********************/
 		// In order to turn on support for file uploads, CKEditor has to be configured to use some server side
 		// solution with file upload/management capabilities, like for example CKFinder.
-		// For more information see http://docs.ckeditor.com/#!/guide/dev_ckfinder_integration
+		// For more information see http://docs.ckeditor.com/ckeditor4/docs/#!/guide/dev_ckfinder_integration
 
 		// Uncomment and correct these lines after you setup your local CKFinder instance.
 		// filebrowserBrowseUrl: 'http://example.com/ckfinder/ckfinder.html',
@@ -110,7 +110,7 @@ <h2><label for="editor1">Document Editor</label></h2>
 
 		// An array of stylesheets to style the WYSIWYG area.
 		// Note: it is recommended to keep your own styles in a separate file in order to make future updates painless.
-		contentsCss: [ 'https://cdn.ckeditor.com/4.7.3/full-all/contents.css', 'mystyles.css' ],
+		contentsCss: [ 'https://cdn.ckeditor.com/4.8.0/full-all/contents.css', 'mystyles.css' ],
 
 		// This is optional, but will let us define multiple different styles for multiple editors using the same CSS file.
 		bodyClass: 'document-editor',
@@ -126,7 +126,7 @@ <h2><label for="editor1">Document Editor</label></h2>
 		// (and on your website so that it rendered in the same way).
 		// Note: by default CKEditor looks for styles.js file. Defining stylesSet inline (as below) stops CKEditor from loading
 		// that file, which means one HTTP request less (and a faster startup).
-		// For more information see http://docs.ckeditor.com/#!/guide/dev_styles
+		// For more information see http://docs.ckeditor.com/ckeditor4/docs/#!/guide/dev_styles
 		stylesSet: [
 			/* Inline Styles */
 			{ name: 'Marker', element: 'span', attributes: { 'class': 'marker' } },
diff --git a/tutorial-abbr-1/abbr/LICENSE.md b/tutorial-abbr-1/abbr/LICENSE.md
index de629ac..e10f2e2 100644
--- a/tutorial-abbr-1/abbr/LICENSE.md
+++ b/tutorial-abbr-1/abbr/LICENSE.md
@@ -1,7 +1,7 @@
 Software License Agreement
 ==========================
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 
 All sample plugins are licensed under the terms of the MIT License (see Appendix A):
 
@@ -21,7 +21,7 @@ Appendix A: The MIT License
 
 The MIT License (MIT)
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/tutorial-abbr-1/abbr/dialogs/abbr.js b/tutorial-abbr-1/abbr/dialogs/abbr.js
index 33b6cc1..f2b328d 100644
--- a/tutorial-abbr-1/abbr/dialogs/abbr.js
+++ b/tutorial-abbr-1/abbr/dialogs/abbr.js
@@ -1,11 +1,11 @@
 /**
- * Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+ * Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
  * Licensed under the terms of the MIT License (see LICENSE.md).
  *
  * The abbr plugin dialog window definition.
  *
  * Created out of the CKEditor Plugin SDK:
- * http://docs.ckeditor.com/#!/guide/plugin_sdk_sample_1
+ * http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_sample_1
  */
 
 // Our dialog definition.
@@ -64,7 +64,7 @@ CKEDITOR.dialog.add( 'abbrDialog', function( editor ) {
 		onOk: function() {
 
 			// The context of this function is the dialog object itself.
-			// http://docs.ckeditor.com/#!/api/CKEDITOR.dialog
+			// http://docs.ckeditor.com/ckeditor4/docs/#!/api/CKEDITOR.dialog
 			var dialog = this;
 
 			// Create a new <abbr> element.
diff --git a/tutorial-abbr-1/abbr/plugin.js b/tutorial-abbr-1/abbr/plugin.js
index b15a2aa..5ab4e71 100644
--- a/tutorial-abbr-1/abbr/plugin.js
+++ b/tutorial-abbr-1/abbr/plugin.js
@@ -1,11 +1,11 @@
 /**
- * Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+ * Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
  * Licensed under the terms of the MIT License (see LICENSE.md).
  *
  * Basic sample plugin inserting abbreviation elements into the CKEditor editing area.
  *
  * Created out of the CKEditor Plugin SDK:
- * http://docs.ckeditor.com/#!/guide/plugin_sdk_sample_1
+ * http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_sample_1
  */
 
 // Register the plugin within the editor.
diff --git a/tutorial-abbr-1/abbr/samples/abbr.html b/tutorial-abbr-1/abbr/samples/abbr.html
index b67df7a..f8aafcf 100644
--- a/tutorial-abbr-1/abbr/samples/abbr.html
+++ b/tutorial-abbr-1/abbr/samples/abbr.html
@@ -1,6 +1,6 @@
 <!DOCTYPE html>
 <!--
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 Licensed under the terms of the MIT License (see LICENSE.md).
 -->
 <html>
@@ -17,7 +17,7 @@ <h1 class="samples">
 
 	<p>
 		This sample demonstrates the <strong>Abbreviation</strong> plugin that was created in the
-		<a href="http://docs.ckeditor.com/#!/guide/plugin_sdk_sample_1">first installment</a> of
+		<a href="http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_sample_1">first installment</a> of
 		of the CKEditor plugin tutorial series.
 	</p>
 
@@ -30,7 +30,7 @@ <h1 class="samples">
 	<p>
 		<strong>Note:</strong> This version of the Abbreviation plugin is able to add a new <code>&lt;abbr&gt;</code> element to the document,
 		but it does not make it possible to edit an already existing element. For this feature along with the context menu support check
-		the <a href="http://docs.ckeditor.com/#!/guide/plugin_sdk_sample_2">second part of the tutorial</a>.
+		the <a href="http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_sample_2">second part of the tutorial</a>.
 	</p>
 
 	<textarea id="editor1" cols="10" rows="10">
diff --git a/tutorial-abbr-2/abbr/LICENSE.md b/tutorial-abbr-2/abbr/LICENSE.md
index de629ac..e10f2e2 100644
--- a/tutorial-abbr-2/abbr/LICENSE.md
+++ b/tutorial-abbr-2/abbr/LICENSE.md
@@ -1,7 +1,7 @@
 Software License Agreement
 ==========================
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 
 All sample plugins are licensed under the terms of the MIT License (see Appendix A):
 
@@ -21,7 +21,7 @@ Appendix A: The MIT License
 
 The MIT License (MIT)
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/tutorial-abbr-2/abbr/dialogs/abbr.js b/tutorial-abbr-2/abbr/dialogs/abbr.js
index 14a1f6a..c1e151d 100644
--- a/tutorial-abbr-2/abbr/dialogs/abbr.js
+++ b/tutorial-abbr-2/abbr/dialogs/abbr.js
@@ -1,11 +1,11 @@
 /**
- * Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+ * Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
  * Licensed under the terms of the MIT License (see LICENSE.md).
  *
  * The abbr plugin dialog window definition.
  *
  * Created out of the CKEditor Plugin SDK:
- * http://docs.ckeditor.com/#!/guide/plugin_sdk_sample_1
+ * http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_sample_1
  */
 
 // Our dialog definition.
diff --git a/tutorial-abbr-2/abbr/plugin.js b/tutorial-abbr-2/abbr/plugin.js
index 75081be..56f26f5 100644
--- a/tutorial-abbr-2/abbr/plugin.js
+++ b/tutorial-abbr-2/abbr/plugin.js
@@ -1,11 +1,11 @@
 /**
- * Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+ * Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
  * Licensed under the terms of the MIT License (see LICENSE.md).
  *
  * Basic sample plugin inserting abbreviation elements into the CKEditor editing area.
  *
  * Created out of the CKEditor Plugin SDK:
- * http://docs.ckeditor.com/#!/guide/plugin_sdk_sample_1
+ * http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_sample_1
  */
 
 // Register the plugin within the editor.
diff --git a/tutorial-abbr-2/abbr/samples/abbr.html b/tutorial-abbr-2/abbr/samples/abbr.html
index 3e98c05..0ce99f8 100644
--- a/tutorial-abbr-2/abbr/samples/abbr.html
+++ b/tutorial-abbr-2/abbr/samples/abbr.html
@@ -1,6 +1,6 @@
 <!DOCTYPE html>
 <!--
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 Licensed under the terms of the MIT License (see LICENSE.md).
 -->
 <html>
@@ -17,7 +17,7 @@ <h1 class="samples">
 
 	<p>
 		This sample demonstrates the <strong>Abbreviation</strong> plugin that was created in the
-		<a href="http://docs.ckeditor.com/#!/guide/plugin_sdk_sample_2">second installment</a> of
+		<a href="http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_sample_2">second installment</a> of
 		of the CKEditor plugin tutorial series.
 	</p>
 
@@ -30,7 +30,7 @@ <h1 class="samples">
 
 	<p>
 		<strong>Note:</strong> This version of the Abbreviation plugin was built upon the source code created in the 
-		<a href="http://docs.ckeditor.com/#!/guide/plugin_sdk_sample_1">first part of the plugin tutorial</a> and was
+		<a href="http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_sample_1">first part of the plugin tutorial</a> and was
 		extended with context menu support as well as the possibility to edit a previously inserted element.
 	</p>
 
diff --git a/tutorial-abbr-acf/abbr/LICENSE.md b/tutorial-abbr-acf/abbr/LICENSE.md
index de629ac..e10f2e2 100644
--- a/tutorial-abbr-acf/abbr/LICENSE.md
+++ b/tutorial-abbr-acf/abbr/LICENSE.md
@@ -1,7 +1,7 @@
 Software License Agreement
 ==========================
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 
 All sample plugins are licensed under the terms of the MIT License (see Appendix A):
 
@@ -21,7 +21,7 @@ Appendix A: The MIT License
 
 The MIT License (MIT)
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/tutorial-abbr-acf/abbr/dialogs/abbr.js b/tutorial-abbr-acf/abbr/dialogs/abbr.js
index ea26a07..5b38782 100644
--- a/tutorial-abbr-acf/abbr/dialogs/abbr.js
+++ b/tutorial-abbr-acf/abbr/dialogs/abbr.js
@@ -1,11 +1,11 @@
 /**
- * Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+ * Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
  * Licensed under the terms of the MIT License (see LICENSE.md).
  *
  * The abbr plugin dialog window definition.
  *
  * Created out of the CKEditor Plugin SDK:
- * http://docs.ckeditor.com/#!/guide/plugin_sdk_sample_1
+ * http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_sample_1
  */
 
 // Our dialog definition.
@@ -135,7 +135,7 @@ CKEDITOR.dialog.add( 'abbrDialog', function( editor ) {
 		onOk: function() {
 
 			// The context of this function is the dialog object itself.
-			// http://docs.ckeditor.com/#!/api/CKEDITOR.dialog
+			// http://docs.ckeditor.com/ckeditor4/docs/#!/api/CKEDITOR.dialog
 			var dialog = this;
 
 			// Create a new <abbr> element.
diff --git a/tutorial-abbr-acf/abbr/plugin.js b/tutorial-abbr-acf/abbr/plugin.js
index 6db444d..730ba05 100644
--- a/tutorial-abbr-acf/abbr/plugin.js
+++ b/tutorial-abbr-acf/abbr/plugin.js
@@ -1,11 +1,11 @@
 /**
- * Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+ * Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
  * Licensed under the terms of the MIT License (see LICENSE.md).
  *
  * Basic sample plugin inserting abbreviation elements into the CKEditor editing area.
  *
  * Created out of the CKEditor Plugin SDK:
- * http://docs.ckeditor.com/#!/guide/plugin_sdk_sample_1
+ * http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_sample_1
  */
 
 // Register the plugin within the editor.
diff --git a/tutorial-abbr-acf/abbr/samples/abbr.html b/tutorial-abbr-acf/abbr/samples/abbr.html
index ec3222a..3a17b6b 100644
--- a/tutorial-abbr-acf/abbr/samples/abbr.html
+++ b/tutorial-abbr-acf/abbr/samples/abbr.html
@@ -1,6 +1,6 @@
 <!DOCTYPE html>
 <!--
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 Licensed under the terms of the MIT License (see LICENSE.md).
 -->
 <html>
@@ -16,9 +16,9 @@ <h1 class="samples">
 	</h1>
 
 	<p>
-		This sample demonstrates the integration of <a href="http://docs.ckeditor.com/#!/guide/dev_acf">Advanced Content Filter (ACF)</a>
+		This sample demonstrates the integration of <a href="http://docs.ckeditor.com/ckeditor4/docs/#!/guide/dev_acf">Advanced Content Filter (ACF)</a>
 		with a custom <strong>Abbreviation</strong> plugin, as explained in the
-		<a href="http://docs.ckeditor.com/#!/guide/plugin_sdk_integration_with_acf">Integrating Plugins with Advanced Content Filter</a>
+		<a href="http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_integration_with_acf">Integrating Plugins with Advanced Content Filter</a>
 		article.
 	</p>
 
diff --git a/tutorial-simplebox-1/simplebox/LICENSE.md b/tutorial-simplebox-1/simplebox/LICENSE.md
index de629ac..e10f2e2 100644
--- a/tutorial-simplebox-1/simplebox/LICENSE.md
+++ b/tutorial-simplebox-1/simplebox/LICENSE.md
@@ -1,7 +1,7 @@
 Software License Agreement
 ==========================
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 
 All sample plugins are licensed under the terms of the MIT License (see Appendix A):
 
@@ -21,7 +21,7 @@ Appendix A: The MIT License
 
 The MIT License (MIT)
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/tutorial-simplebox-1/simplebox/plugin.js b/tutorial-simplebox-1/simplebox/plugin.js
index d002a47..53028b5 100644
--- a/tutorial-simplebox-1/simplebox/plugin.js
+++ b/tutorial-simplebox-1/simplebox/plugin.js
@@ -1,11 +1,11 @@
 /**
- * Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+ * Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
  * Licensed under the terms of the MIT License (see LICENSE.md).
  *
  * Simple CKEditor Widget (Part 1).
  *
  * Created out of the CKEditor Widget SDK:
- * http://docs.ckeditor.com/#!/guide/widget_sdk_tutorial_1
+ * https://docs.ckeditor.com/ckeditor4/docs/#!/guide/widget_sdk_tutorial_1
  */
 
 // Register the plugin within the editor.
@@ -23,8 +23,8 @@ CKEDITOR.plugins.add( 'simplebox', {
 		editor.widgets.add( 'simplebox', {
 			// Allow all HTML elements and classes that this widget requires.
 			// Read more about the Advanced Content Filter here:
-			// * http://docs.ckeditor.com/#!/guide/dev_advanced_content_filter
-			// * http://docs.ckeditor.com/#!/guide/plugin_sdk_integration_with_acf
+			// * https://docs.ckeditor.com/ckeditor4/docs/#!/guide/dev_advanced_content_filter
+			// * https://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_integration_with_acf
 			allowedContent: 'div(!simplebox); div(!simplebox-content); h2(!simplebox-title)',
 
 			// Minimum HTML which is required by this widget to work.
diff --git a/tutorial-simplebox-1/simplebox/samples/contents.css b/tutorial-simplebox-1/simplebox/samples/contents.css
index 120512e..89f2f24 100644
--- a/tutorial-simplebox-1/simplebox/samples/contents.css
+++ b/tutorial-simplebox-1/simplebox/samples/contents.css
@@ -1,5 +1,5 @@
 /*
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 Licensed under the terms of the MIT License (see LICENSE.md).
 */
 .simplebox {
diff --git a/tutorial-simplebox-1/simplebox/samples/simplebox.html b/tutorial-simplebox-1/simplebox/samples/simplebox.html
index f87f4c7..4c6a655 100644
--- a/tutorial-simplebox-1/simplebox/samples/simplebox.html
+++ b/tutorial-simplebox-1/simplebox/samples/simplebox.html
@@ -1,6 +1,6 @@
 <!DOCTYPE html>
 <!--
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 Licensed under the terms of the MIT License (see LICENSE.md).
 -->
 <html>
diff --git a/tutorial-simplebox-2/simplebox/LICENSE.md b/tutorial-simplebox-2/simplebox/LICENSE.md
index de629ac..e10f2e2 100644
--- a/tutorial-simplebox-2/simplebox/LICENSE.md
+++ b/tutorial-simplebox-2/simplebox/LICENSE.md
@@ -1,7 +1,7 @@
 Software License Agreement
 ==========================
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 
 All sample plugins are licensed under the terms of the MIT License (see Appendix A):
 
@@ -21,7 +21,7 @@ Appendix A: The MIT License
 
 The MIT License (MIT)
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/tutorial-simplebox-2/simplebox/dialogs/simplebox.js b/tutorial-simplebox-2/simplebox/dialogs/simplebox.js
index 1dc641e..2a088f6 100644
--- a/tutorial-simplebox-2/simplebox/dialogs/simplebox.js
+++ b/tutorial-simplebox-2/simplebox/dialogs/simplebox.js
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+ * Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
  * Licensed under the terms of the MIT License (see LICENSE.md).
  */
 
diff --git a/tutorial-simplebox-2/simplebox/plugin.js b/tutorial-simplebox-2/simplebox/plugin.js
index 6f2392c..64fccbf 100644
--- a/tutorial-simplebox-2/simplebox/plugin.js
+++ b/tutorial-simplebox-2/simplebox/plugin.js
@@ -1,11 +1,11 @@
 /**
- * Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+ * Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
  * Licensed under the terms of the MIT License (see LICENSE.md).
  *
  * Simple CKEditor Widget (Part 2).
  *
  * Created out of the CKEditor Widget SDK:
- * http://docs.ckeditor.com/#!/guide/widget_sdk_tutorial_2
+ * http://docs.ckeditor.com/ckeditor4/docs/#!/guide/widget_sdk_tutorial_2
  */
 
 // Register the plugin within the editor.
@@ -26,8 +26,8 @@ CKEDITOR.plugins.add( 'simplebox', {
 		editor.widgets.add( 'simplebox', {
 			// Allow all HTML elements, classes, and styles that this widget requires.
 			// Read more about the Advanced Content Filter here:
-			// * http://docs.ckeditor.com/#!/guide/dev_advanced_content_filter
-			// * http://docs.ckeditor.com/#!/guide/plugin_sdk_integration_with_acf
+			// * http://docs.ckeditor.com/ckeditor4/docs/#!/guide/dev_advanced_content_filter
+			// * http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_integration_with_acf
 			allowedContent:
 				'div(!simplebox,align-left,align-right,align-center){width};' +
 				'div(!simplebox-content); h2(!simplebox-title)',
@@ -74,7 +74,7 @@ CKEDITOR.plugins.add( 'simplebox', {
 
 			// Check the elements that need to be converted to widgets.
 			//
-			// Note: The "element" argument is an instance of http://docs.ckeditor.com/#!/api/CKEDITOR.htmlParser.element
+			// Note: The "element" argument is an instance of http://docs.ckeditor.com/ckeditor4/docs/#!/api/CKEDITOR.htmlParser.element
 			// so it is not a real DOM element yet. This is caused by the fact that upcasting is performed
 			// during data processing which is done on DOM represented by JavaScript objects.
 			upcast: function( element ) {
diff --git a/tutorial-simplebox-2/simplebox/samples/contents.css b/tutorial-simplebox-2/simplebox/samples/contents.css
index d697ee4..ce840f8 100644
--- a/tutorial-simplebox-2/simplebox/samples/contents.css
+++ b/tutorial-simplebox-2/simplebox/samples/contents.css
@@ -1,5 +1,5 @@
 /*
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 Licensed under the terms of the MIT License (see LICENSE.md).
 */
 .simplebox {
diff --git a/tutorial-simplebox-2/simplebox/samples/simplebox.html b/tutorial-simplebox-2/simplebox/samples/simplebox.html
index 012e446..00ddd0c 100644
--- a/tutorial-simplebox-2/simplebox/samples/simplebox.html
+++ b/tutorial-simplebox-2/simplebox/samples/simplebox.html
@@ -1,6 +1,6 @@
 <!DOCTYPE html>
 <!--
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 Licensed under the terms of the MIT License (see LICENSE.md).
 -->
 <html>
diff --git a/tutorial-timestamp/timestamp/LICENSE.md b/tutorial-timestamp/timestamp/LICENSE.md
index de629ac..e10f2e2 100644
--- a/tutorial-timestamp/timestamp/LICENSE.md
+++ b/tutorial-timestamp/timestamp/LICENSE.md
@@ -1,7 +1,7 @@
 Software License Agreement
 ==========================
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 
 All sample plugins are licensed under the terms of the MIT License (see Appendix A):
 
@@ -21,7 +21,7 @@ Appendix A: The MIT License
 
 The MIT License (MIT)
 
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/tutorial-timestamp/timestamp/plugin.js b/tutorial-timestamp/timestamp/plugin.js
index f91bc2c..02d2644 100644
--- a/tutorial-timestamp/timestamp/plugin.js
+++ b/tutorial-timestamp/timestamp/plugin.js
@@ -1,11 +1,11 @@
 /**
- * Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+ * Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
  * Licensed under the terms of the MIT License (see LICENSE.md).
  *
  * Basic sample plugin inserting current date and time into the CKEditor editing area.
  *
  * Created out of the CKEditor Plugin SDK:
- * http://docs.ckeditor.com/#!/guide/plugin_sdk_intro
+ * http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_intro
  */
 
 // Register the plugin within the editor.
diff --git a/tutorial-timestamp/timestamp/samples/timestamp.html b/tutorial-timestamp/timestamp/samples/timestamp.html
index 5df7c9d..bb733a6 100644
--- a/tutorial-timestamp/timestamp/samples/timestamp.html
+++ b/tutorial-timestamp/timestamp/samples/timestamp.html
@@ -1,6 +1,6 @@
 <!DOCTYPE html>
 <!--
-Copyright (c) 2014-2016, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2014-2018, CKSource - Frederico Knabben. All rights reserved.
 Licensed under the terms of the MIT License (see LICENSE.md).
 -->
 <html>
@@ -17,8 +17,8 @@ <h1 class="samples">
 
 	<p>
 		This sample demonstrates the <strong>Timestamp</strong> plugin that was built in the
-		<a href="http://docs.ckeditor.com/#!/guide/plugin_sdk_sample">Creating a CKEditor Plugin in 20 Lines of Code</a>
-		tutorial from the Plugin SDK section of the <a href="http://docs.ckeditor.com/#!/guide">CKEditor Developer's Guide</a>.
+		<a href="http://docs.ckeditor.com/ckeditor4/docs/#!/guide/plugin_sdk_sample">Creating a CKEditor Plugin in 20 Lines of Code</a>
+		tutorial from the Plugin SDK section of the <a href="http://docs.ckeditor.com/ckeditor4/docs/#!/guide">CKEditor Developer's Guide</a>.
 	</p>
 
 	<p>