*[#4461](https://github.com/ckeditor/ckeditor4/issues/4461): Introduced possibility to delay editor initialization while it is in detached DOM element.
Fixed Issues:
*[#3757](https://github.com/ckeditor/ckeditor4/issues/3757): [Firefox] Fixed: images pasted from [clipboard](https://ckeditor.com/cke4/addon/clipboard) are not inserted as Base64-encoded images.
*[#4604](https://github.com/ckeditor/ckeditor4/issues/4604): Fixed: [`CKEDITOR.plugins.clipboard.dataTransfer#getTypes()`](https://ckeditor.com/docs/ckeditor4/latest/api/CKEDITOR_plugins_clipboard_dataTransfer.html#method-getTypes) returns no types.
*[#4597](https://github.com/ckeditor/ckeditor4/issues/4597): Fixed: Incorrect color conversion for HSL/HSLA values in [`CKEDITOR.tools.color`](https://ckeditor.com/docs/ckeditor4/latest/api/CKEDITOR_tools_color.html).
*[#4596](https://github.com/ckeditor/ckeditor4/issues/4596): Fixed: Incorrect handling of HSL/HSLA values in [`CKEDITOR.tools.color`](https://ckeditor.com/docs/ckeditor4/latest/api/CKEDITOR_tools_color.html).
**API Changes:**
*[#4604](https://github.com/ckeditor/ckeditor4/issues/4604): Added the [`CKEDITOR.plugins.clipboard.dataTransfer#isFileTransfer()`](https://ckeditor.com/docs/ckeditor4/latest/api/CKEDITOR_plugins_clipboard_dataTransfer.html#method-isFileTransfer) method.
*[#4583](https://github.com/ckeditor/ckeditor4/issues/4583): Added support for new, comma-less color syntax to [`CKEDITOR.tools.color`](https://ckeditor.com/docs/ckeditor4/latest/api/CKEDITOR_tools_color.html).
*[#4467](https://github.com/ckeditor/ckeditor4/issues/4467): Inserting content next to block [widgets](https://ckeditor.com/cke4/addon/widget) using keyboard navigation is now possible. Thanks to [bunglegrind](https://github.com/bunglegrind)!
CKEditor - The text editor for Internet - https://ckeditor.com/
Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
Copyright (c) 2003-2021, CKSource - Frederico Knabben. 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) 2014-2020, CKSource - Frederico Knabben.
* CKSource Samples Framework (included in the samples) - Copyright (c) 2014-2021, CKSource - Frederico Knabben.
* PicoModal (included in `samples/js/sf.js`) - Copyright (c) 2012 James Frasca.
* CodeMirror (included in the samples) - Copyright (C) 2014 by Marijn Haverbeke <marijnh@gmail.com> and others.
* ES6Promise - Copyright (c) 2014 Yehuda Katz, Tom Dale, Stefan Penner and contributors.
@@ -1419,3 +1419,17 @@ Redistribution and use in source and binary forms, with or without modification,
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
```
Appendix H: The BSD-2 License
-----------------------------
```
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
