DOC-865: 5.9.0 suggested changelog edits (#7151)

Co-authored-by: Lee Newson <lee.newson@tiny.cloud>
Co-authored-by: Neil Ashford <neil.ashford@tiny.cloud>

modules/tinymce/CHANGELOG.md

@@ -27,7 +27,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Added a new `tablecolheader` toolbar button and menu item to toggle the header state of column cells #TINY-7482
 - Added a new `table-row-numbering` icon #TINY-7327
 - Added a new `iframe_aria_text` setting to set the iframe title attribute #TINY-1264
-- Added a new `AstNode.children()` method to return all the children of an `AstNode` #TINY-7756
+- Added a new DomParser `Node.children()` API to return all the children of a `Node` #TINY-7756
 - Added new `FormatApply` and `FormatRemove` events #TINY-7713
 
 ### Improved
@@ -36,14 +36,14 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - When scrolling, the context toolbar will stick to where it was previously for large elements, such as tables #TINY-7545
 - The context toolbar will now move out of the way when it overlaps with the selection, such as in table cells #TINY-7192
 - The context toolbar will now use transition animations when changing placements #TINY-7740
-- The `formatter.match` API can now take an optional `similar` parameter to check if the format partial matches #TINY-7712
+- The `formatter.match` API can now take an optional `similar` parameter to check if the format partially matches #TINY-7712
 - `Env.browser` now uses the User-Agent Client Hints API when it is available #TINY-7785
 - Icons with a `-rtl` suffix in their name will now automatically be used when the UI is rendered in right-to-left mode #TINY-7782
 - `editor.formatter.formatChanged` now supports listening for changes to formats with specific variables #TINY-7713
 - The `autolink` plugin link detection now permits custom protocols and improves valid link detection #TINY-7714
 
 ### Changed
-- Changed the load order so that the content css gets loaded before the editor gets populated with contents #TINY-7249
+- Changed the load order so that the content CSS is loaded before the editor gets populated with content #TINY-7249
 - Changed `emoticons`, `wordcount`, `code`, `codesample`, and `template` plugins to open dialogs using commands #TINY-7619
 - The context toolbar will no longer show an arrow when it overlaps the content, such as in table cells #TINY-7665
 - The context toolbar will no longer overlap the statusbar for toolbars using `node` or `selection` positions #TINY-7666
@@ -54,7 +54,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - The `SetContent` event contained the incorrect `content` when using the `editor.selection.setContent()` API #TINY-3254
 - The editor content could be edited after calling `setProgressState(true)` in iframe mode #TINY-7373
 - Tabbing out of the editor after calling `setProgressState(true)` was inconsistent in iframe mode #TINY-7373
-- Flash of unstyled content while loading the editor because the content css was loaded after the editor content was rendered #TINY-7249
+- Flash of unstyled content while loading the editor because the content CSS was loaded after the editor content was rendered #TINY-7249
 - Only table content would be deleted when partially selecting a table and content outside the table #TINY-6044
 - Unbinding an event handler did not take effect immediately while the event was firing #TINY-7436
 - The table cell selection handling was incorrect in some cases when dealing with nested tables #TINY-6298
@@ -63,13 +63,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - HTML comments with mismatched quotes were parsed incorrectly under certain circumstances #TINY-7589
 - Links in notification text did not show the correct mouse pointer #TINY-7661
 - Applying selector formats would sometimes not apply the format correctly to elements in a list #TINY-7393
-- The formatter match APIs were incorrectly returning false for formats that specified an attribute or style should be removed from an element #TINY-6149
+- For formats that specify an attribute or style that should be removed, the formatter `match` API incorrectly returned `false` #TINY-6149
 - The type signature on `editor.formatter.matchNode` had the wrong return type (was `boolean` but should have been `Formatter | undefined`) #TINY-6149
 - Menus and context menus were not closed when clicking into a different editor #TINY-7399
-- Using the Tab key to navigate into the editor on IE 11 would incorrectly focus the toolbar #TINY-3707
+- Using the Tab key to navigate into the editor on Microsoft Internet Explorer 11 would incorrectly focus the toolbar #TINY-3707
 - The editor selection could be placed in an incorrect location when undoing or redoing changes in a document containing `contenteditable="false"` elements #TINY-7663
 - Context menus on Android were not displayed when more than one HTML element was selected #TINY-7688
-- Certain HTML content when inserted could cause the editor to crash #TINY-7756
+- The editor could crash when inserting certain HTML content #TINY-7756
 - Inserting certain HTML content into the editor could result in invalid HTML once parsed #TINY-7756
 - Unbinding a native event handler inside the `remove` event caused an exception that blocked editor removal #TINY-7730
 - Disabled nested menu items could still be opened #TINY-7700
@@ -90,7 +90,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Base64 encoded images with spaces or line breaks in the data URI were not displayed correctly. Patch contributed by RoboBurned
 
 ### Deprecated
-- The `bbcode`, `fullpage`, `legacyoutput` and `spellchecker` plugins have been deprecated and marked for removal in the next major release #TINY-7260
+- The `bbcode`, `fullpage`, `legacyoutput`, and `spellchecker` plugins have been deprecated and marked for removal in the next major release #TINY-7260
 
 ## 5.8.2 - 2021-06-23