Changelog / relase note for internationalisation (#6492)

* Changelog / relase note for internationalisation

* Apply suggestions from code review

Co-authored-by: Matt Westcott <matthew@torchbox.com>

CHANGELOG.txt

@@ -4,6 +4,7 @@ Changelog
 2.11 LTS (xx.xx.xxxx) - IN DEVELOPMENT
 ~~~~~~~~~~~~~~~~~~~~~
 
+ * 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)

docs/advanced_topics/i18n.rst

@@ -6,6 +6,8 @@ Internationalisation
     :local:
     :depth: 3
 
+.. _multi_language_content:
+
 Multi-language content
 ======================
 

docs/releases/2.11.rst

@@ -13,6 +13,21 @@ Wagtail 2.11 is designated a Long Term Support (LTS) release. Long Term Support
 What's new
 ==========
 
+Multi-lingual content
+~~~~~~~~~~~~~~~~~~~~~
+
+With this release, Wagtail now has official support for authoring content
+for multiple languages/regions.
+
+To find out more about this feature, see :ref:`multi_language_content`.
+
+We have also developed a new plugin for translating content between different
+locales called ``wagtail-localize``. You can find details about ``wagtail-localize``
+on its `GitHub page <https://github.com/wagtail/wagtail-localize>`_.
+
+This feature was sponsored by The Mozilla Foundation and Torchbox.
+
+
 Page aliases
 ~~~~~~~~~~~~
 
@@ -23,6 +38,8 @@ They remain in sync with the original page until this link is removed by convert
 
 A page alias can be created through the "Copy Page" UI by selecting the "Alias" checkbox when creating a page copy.
 
+This feature was sponsored by The Mozilla Foundation.
+
 
 Collections hierarchy
 ~~~~~~~~~~~~~~~~~~~~~