Updated ckeditor to v4.21.0 (#640)

Author: sgordeychuk

djangocms_text_ckeditor/static/djangocms_text_ckeditor/ckeditor/CHANGES.md

@@ -2,7 +2,7 @@ Software License Agreement
 ==========================
 
 CKEditor - The text editor for Internet - https://ckeditor.com/
-Copyright (c) 2003-2022, CKSource Holding sp. z o.o. All rights reserved.
+Copyright (c) 2003-2023, CKSource Holding sp. z o.o. All rights reserved.
 
 Licensed under the terms of any of the following licenses at your
 choice:
@@ -37,7 +37,7 @@ done by developers outside of CKSource with their express permission.
 
 The following libraries are included in CKEditor under the MIT license (see Appendix D):
 
-* CKSource Samples Framework (included in the samples) - Copyright (c) 2014-2022, CKSource Holding sp. z o.o.
+* CKSource Samples Framework (included in the samples) - Copyright (c) 2014-2023, CKSource Holding sp. z o.o.
 * PicoModal (included in `samples/js/sf.js`) - Copyright (c) 2012 James Frasca.
 * CodeMirror (included in the samples) - Copyright (C) 2014 by Marijn Haverbeke <[email protected]> and others.
 * ES6Promise - Copyright (c) 2014 Yehuda Katz, Tom Dale, Stefan Penner and contributors.

djangocms_text_ckeditor/static/djangocms_text_ckeditor/ckeditor/LICENSE.md

@@ -1,8 +1,8 @@
 CKEditor 4
 ==========
 
-Copyright (c) 2003-2022, CKSource Holding sp. z o.o. All rights reserved.
-https://ckeditor.com - See LICENSE.md for license information.
+Copyright (c) 2003-2023, CKSource Holding sp. z o.o. All rights reserved.
+https://ckeditor.com - See https://ckeditor.com/legal/ckeditor-oss-license for license information.
 
 CKEditor 4 is a text editor to be used inside web pages. It's not a replacement
 for desktop text editors like Word or OpenOffice, but a component to be used as

djangocms_text_ckeditor/static/djangocms_text_ckeditor/ckeditor/README.md

@@ -0,0 +1,10 @@
+# Reporting a security issues
+
+If you believe you have found a security issue in the CKEditor 4 software, please contact us immediately.
+
+When reporting a potential security problem, please bear this in mind:
+
+*   Make sure to provide as many details as possible about the vulnerability.
+*   Please do not disclose publicly any security issues until we fix them and publish security releases.
+
+Contact the security team at [email protected]. As soon as we receive the security report, we will work promptly to confirm the issue and then to provide a security fix.

djangocms_text_ckeditor/static/djangocms_text_ckeditor/ckeditor/SECURITY.md

@@ -0,0 +1,16 @@
+{
+  "bender": {
+    "port": 9001
+  },
+  "server": {
+    "port": 9002
+  },
+  "paths": {
+    "ckeditor4": "../ckeditor4/",
+    "runner": "./src/runner.html"
+  },
+  "browsers": {
+    "linux": [ "chrome", "firefox" ],
+    "macos": [ "safari" ]
+  }
+}

djangocms_text_ckeditor/static/djangocms_text_ckeditor/ckeditor/adapters/jquery.js

@@ -1,5 +1,5 @@
 /**
- * @license Copyright (c) 2003-2022, CKSource Holding sp. z o.o. All rights reserved.
+ * @license Copyright (c) 2003-2023, CKSource Holding sp. z o.o. All rights reserved.
  * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license/
  */
 
@@ -13,10 +13,10 @@
  * (1) https://ckeditor.com/cke4/builder
  *     Visit online builder to build CKEditor from scratch.
  *
- * (2) https://ckeditor.com/cke4/builder/83ddad0bc9dea2a30cd6cbc82fea4ea0
+ * (2) https://ckeditor.com/cke4/builder/0c430c6952d315a58b76c44024675b5e
  *     Visit online builder to build CKEditor, starting with the same setup as before.
  *
- * (3) https://ckeditor.com/cke4/builder/download/83ddad0bc9dea2a30cd6cbc82fea4ea0
+ * (3) https://ckeditor.com/cke4/builder/download/0c430c6952d315a58b76c44024675b5e
  *     Straight download link to the latest version of CKEditor (Optimized) with the same setup as before.
  *
  * NOTE:
@@ -71,7 +71,7 @@ var CKBUILDER_CONFIG = {
 		'entities' : 1,
 		'filebrowser' : 1,
 		'find' : 1,
-//		'flash' : 1,
+		// 'flash' : 1,
 		'floatingspace' : 1,
 		'font' : 1,
 		'format' : 1,
@@ -113,7 +113,7 @@ var CKBUILDER_CONFIG = {
 		'toolbar' : 1,
 		'undo' : 1,
 		'widget' : 1,
-		'wsc' : 1,
+		// 'wsc' : 1,
 		'wysiwygarea' : 1
 	},
 	languages : {