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* Django 2.2 support (Matt Westcott, Andy Babic)
* Added support for customizing EditHandler-based forms on a per-request basis (Bertrand Bordage)
* Added more informative error message when `|richtext` filter is applied to a non-string value (mukesh5)
* Automatic search indexing can now be disabled on a per-model basis via the `search_auto_update` attribute (Karl Hobley)
* Improved diffing of StreamFields when comparing page revisions (Karl Hobley)
* Highlight broken links to pages and missing documents in rich text (Brady Moe)
* Preserve links when copy-pasting rich text content from Wagtail to other tools (Thibaud Colas)
* Rich text to contentstate conversion now prioritises more specific rules, to accommodate `<p>` and `<br>` elements with attributes (Matt Westcott)
* Added limit image upload size by number of pixels (Thomas Elliott)
* Added `manage.py wagtail_update_index` alias to avoid clashes with `update_index` commands from other packages (Matt Westcott)
* Renamed `target_model` argument on `PageChooserBlock` to `page_type` (Loic Teixeira)
* `edit_handler` and `panels` can now be defined on a `ModelAdmin` definition (Thomas Kremmel)
* Add Learn Wagtail to third-party tutorials in documentation (Matt Westcott)
* Add a Django setting `TAG_LIMIT` to limit number of tags that can be added to any taggit model (Mani)
* Added instructions on how to generate urls for `ModelAdmin` to documentation (LB (Ben Johnston), Andy Babic)
* Added option to specify a fallback URL on `{% pageurl %}` (Arthur Holzner)
* Add support for more rich text formats, disabled by default: `blockquote`, `superscript`, `subscript`, `strikethrough`, `code` (Md Arifin Ibne Matin)
* Added `max_count_per_parent` option on page models to limit the number of pages of a given type that can be created under one parent page (Wesley van Lee)
* `StreamField` field blocks now accept a `validators` argument (Tom Usher)
* Added edit / delete buttons to snippet index and "don't delete" option to confirmation screen, for consistency with pages (Kevin Howbrook)
* Added support for Markdown shortcuts for inline formatting in rich text editor, e.g. `**` for bold, `_` for italic, etc. (Thibaud Colas)
* Added name attributes to all built-in page action menu items (LB (Ben Johnston))
* Added validation on the filter string to the Jinja2 image template tag (Jonny Scholes)
* Changed the pages reordering UI toggle to make it easier to find (Katie Locke, Thibaud Colas)
* Added support for rich text link rewrite handlers for `external` and `email` links (Md Arifin Ibne Matin)
* Clarify installation instructions in documentation, especially regarding virtual environments. (Naomi Morduch Toubman)
* Fix: Set `SERVER_PORT` to 443 in `Page.dummy_request()` for HTTPS sites (Sergey Fedoseev)
* Fix: Include port number in `Host` header of `Page.dummy_request()` (Sergey Fedoseev)
* Fix: Validation error messages in `InlinePanel` no longer count towards `max_num` when disabling the 'add' button (Todd Dembrey, Thibaud Colas)
* Fix: Rich text to contentstate conversion now ignores stray closing tags (frmdstryr)
* Fix: Escape backslashes in `postgres_search` queries (Hammy Goonan)
* Fix: Parent page link in page chooser search results no longer navigates away (Asanka Lihiniyagoda, Sævar Öfjörð Magnússon)
* Fix: `routablepageurl` tag now correctly omits domain part when multiple sites exist at the same root (Gassan Gousseinov)
* Fix: Added missing collection column specifier on document listing template (Sergey Fedoseev)
* Fix: Page Copy will now also copy ParentalManyToMany field relations (LB (Ben Johnston))
* Fix: Admin HTML header now includes correct language code (Matt Westcott)
* Fix: Unclear error message when saving image after focal point edit (Hugo van den Berg)
* Fix: `send_mail` now correctly uses the `html_message` kwarg for HTML messages (Tiago Requeijo)
* Fix: Page copying no longer allowed if page model has reached its `max_count` (Andy Babic)
* Fix: Don't show page type on page chooser button when multiple types are allowed (Thijs Kramer)
* Fix: Make sure page chooser search results correspond to the latest search by canceling previous requests (Esper Kuijs)
* Fix: Inform user when moving a page from one parent to another where there is an already existing page with the same slug (Casper Timmers)
* Fix: User add/edit forms now support form widgets with JS/CSS media (Damian Grinwis)
* Fix: Rich text processing now preserves non-breaking spaces instead of converting them to normal spaces (Wesley van Lee)
* Fix: Prevent autocomplete dropdowns from appearing over date choosers on Chrome (Kevin Howbrook)
* Fix: Prevent crash when logging HTTP errors from Cloudflare (Kevin Howbrook)
* Fix: Prevent rich text editor crash when filtering copy-pasted content and the last block is to be removed, e.g. unsupported image (Thibaud Colas)
* Fix: Removing rich text links / documents now also works when the text selection is backwards (Thibaud Colas)
* Fix: Prevent the rich text editor from crashing when copy-paste filtering removes all of its content (Thibaud Colas)
* Fix: Page chooser now respects custom `get_admin_display_title` methods on parent page and breadcrumb (Haydn Greatnews)
* Fix: Added consistent whitespace around sortable table headings (Matt Westcott)
* Fix: Moved locale names for Chinese (Simplified) and Chinese (Traditional) to `zh_Hans` and `zh_Hant` (Matt Westcott)
* Fix: Increase max length on `Embed.thumbnail_url` to 255 characters (Kevin Howbrook)