New Features:

• #2598: Added the Page Break feature support for the Paste from Word plugin.
• #1490: Improved the Paste from Word plugin to retain table cell borders.
• #2870: Improved support for preserving the indentation of list items for nested lists pasted with the Paste from Wordplugin.
• #2048: New CKEDITOR.config.image2_maxSize configuration option for the Enhanced Image plugin that allows setting a maximum size that an image can be resized to with the resizer.
• #2639: The Color Dialog plugin now shows the current selection's color when opened.
• #2084: The Table Tools plugin now allows to change the cell height unit type to either pixels or percent.
• #3164: The Table Tools plugin now accepts floating point values as the table cell width and height.

Fixed Issues:

• #2672: Fixed: When resizing an Enhanced Image to a minimum size with the resizer, the image dialog does not show actual values.
• #1478: Fixed: Custom colors added to Color Button with the config.colorButton_colors configuration option in the form of a label or code do not work correctly.
• #1469: Fixed: Trying to get data from a nested editable inside a freshly pasted widget throws an error.
• #2235: Fixed: An Image in a table cell has an empty URL field when edited from the context menu opened by right-click when the Table Selection plugin is in use.
• #3098: Fixed: Unit pickers for table cell width and height in the Table Tools plugin have a different width.
• #2923: Fixed: The CSS windowtext color is not correctly recognized by the CKEDITOR.tools.style.parse methods.
• #3120: [IE8] Fixed: The CKEDITOR.tools.extend() method does not work with the DontEnum object property attribute.
• #2813: Fixed: Editor HTML insertion methods (editor.insertHtml(), editor.insertHtmlIntoRange(), editor.insertElement() and editor.insertElementIntoRange()) pollute the editable with empty <span>elements.
• #2751: Fixed: An editor with config.enterMode set to ENTER_DIV alters pasted content.

API Changes:

• #1496: The Balloon Toolbar plugin exposes the CKEDITOR.ui.balloonToolbar.reposition() and CKEDITOR.ui.balloonToolbarView.reposition() methods.
• #2021: Added new CKEDITOR.dom.documentFragment.find() and CKEDITOR.dom.documentFragment.findOne()methods.
• #2700: Added the CKEDITOR.tools.array.find() method.
• #3123: Added the CKEDITOR.tools.object.keys() method.
• #3123: Added the CKEDITOR.tools.object.entries() method.
• #3123: Added the CKEDITOR.tools.object.values() method.
• #2821: The CKEDITOR.template#source property can now be a function, so it can return the changed template values during the runtime. Thanks to Jacek Pulit!
• #2598: Added the CKEDITOR.plugins.pagebreak.createElement() method allowing to create a Page Break plugin CKEDITOR.dom.element instance.
• #2748: Enhanced error messages thrown when creating an editor on a non-existent element or when trying to instantiate the second editor on the same element. Thanks to Byran Zaugg!
• #2698: Added the CKEDITOR.htmlParser.element.findOne() method.
• #2935: Introduced the CKEDITOR.config.pasteFromWord_keepZeroMargins configuration option that allows for keeping any margin-*: 0 style that would be otherwise removed when pasting content with the Paste from Wordplugin.
• #2962: Added the CKEDITOR.tools.promise class.
• #2924: Added the CKEDITOR.tools.style.border object wrapping CSS border style helpers under a single type.
• #2495: The Table Selection plugin can now be disabled for the given table with the data-cke-tableselection-ignored attribute.
• #2692: Plugins can now expose information about the supported environment by implementing the pluginDefinition.isSupportedEnvironment() method.

Other Changes:

• #2741: Replaced deprecated arguments.callee calls with named function expressions to allow the editor to work in strict mode.
• #2924: Marked CKEDITOR.tools.style.parse.border() as deprecated in favor of the CKEDITOR.tools.style.border.fromCssRule() method.
• #3132: Marked CKEDITOR.tools.objectKeys() as deprecated in favor of the CKEDITOR.tools.object.keys()method.