~~~~~~~~~~~~~~~~~~~~~
* Add support for multi-lingual content (Karl Hobley)
* Add support for aliased pages (Karl Hobley)
* Add support for hierarchical/nested Collections (Robert Rollins)
* Extend treebeard's `fix_tree` method with the ability to non-destructively fix path issues and add a --full option to apply path fixes (Matt Westcott)
* Add `before_edit_snippet`, `before_create_snippet` and `before_delete_snippet` hooks and documentation (Karl Hobley. Sponsored by the Mozilla Foundation)
* Add `register_snippet_listing_buttons` and `construct_snippet_listing_buttons` hooks and documentation (Karl Hobley. Sponsored by the Mozilla Foundation)
* Add `wagtail --version` to available Wagtail CLI commands (Kalob Taulien)
* Add `hooks.register_temporarily` utility function for testing hooks (Karl Hobley. Sponsored by the Mozilla Foundation)
* Remove `unidecode` and use `anyascii` in for Unicode to ASCII conversion (Robbie Mackay)
* Add `render` helper to `RoutablePageMixin` to support serving template responses according to Wagtail conventions (Andy Babic)
* Specify minimum Python version in setup.py (Vince Salvino)
* Show user's full name in report views (Matt Westcott)
* Improve Wagtail admin page load performance by caching SVG icons sprite in localStorage (Coen van der Kamp)
* Support SVG icons in ModelAdmin menu items (Scott Cranfill)
* Support SVG icons in admin breadcrumbs (Coen van der Kamp)
* Serve PDFs inline in the browser (Matt Westcott)
* Make document `content-type` and `content-disposition` configurable via `WAGTAILDOCS_CONTENT_TYPES` and `WAGTAILDOCS_INLINE_CONTENT_TYPES` (Matt Westcott)
* Slug generation no longer removes stopwords (Andy Chosak, Scott Cranfill)
* Add check to disallow StreamField block names that do not match Python variable syntax (François Poulain)
* The `BASE_URL` setting is now converted to a string, if it isn't already, when constructing API URLs (thenewguy)
* Preview from 'pages awaiting moderation' now opens in a new window (Cynthia Kiser)
* Add document extension validation if `WAGTAIL_DOCS_EXTENSIONS` is set (Meghana Bhange)
* Use `django-admin` command in place of `django-admin.py` (minusf)
* Add `register_snippet_action_menu_item` and `construct_snippet_action_menu` hooks to modify the actions available when creating / editing a snippet (Karl Hobley)
* Moved `generate_signature` and `verify_signature` functions into `wagtail.images.utils` (Noah H)
* Implement `bulk_to_python` on all structural StreamField block types (Matt Westcott)
* Add natural key support to `GroupCollectionPermission` (Jim Jazwiecki)
* Implement `prepopulated_fields` for `wagtail.contrib.modeladmin` (David Bramwell)
* Change `classname` keyword argument on basic StreamField blocks to `form_classname` (Meghana Bhange)
* Replace page explorer pushPage/popPage with gotoPage for more flexible explorer navigation (Karl Hobley)
* Fix: Make page-level actions accessible to keyboard users in page listing tables (Jesse Menn)
* Fix: `WAGTAILFRONTENDCACHE_LANGUAGES` was being interpreted incorrectly. It now accepts a list of strings, as documented (Karl Hobley)
* Fix: Update oEmbed endpoints to use https where available (Matt Westcott)
* Fix: Revise `edit_handler` bind order in ModelAdmin views and fix duplicate form instance creation (Jérôme Lebleu)
* Fix: Properly distinguish child blocks when comparing revisions with nested StreamBlocks (Martin Mena)
* Fix: Correctly handle Turkish 'İ' characters in client-side slug generation (Matt Westcott)
* Fix: Page chooser widgets now reflect custom ``get_admin_display_title`` methods (Saptak Sengupta)
* Fix: `Page.copy()` now raises an error if the page being copied is unsaved (Anton Zhyltsou)
* Fix: `Page.copy()` now triggers a `page_published` if the copied page is live (Anton Zhyltsou)
* Fix: The Elasticsearch `URLS` setting can now take a string on its own instead of a list (Sævar Öfjörð Magnússon)
* Fix: Avoid retranslating month / weekday names that Django already provides (Matt Westcott)
* Fix: Fixed padding around checkbox and radio inputs (Cole Maclean)
* Fix: Fix spacing around the privacy indicator panel (Sævar Öfjörð Magnússon, Dan Braghis)
* Fix: Consistently redirect to admin home on permission denied (Matt Westcott, Anton Zhyltsou)