Sync change notes from master

CHANGES.txt

@@ -1,8 +1,29 @@
 .. _2.0.12:
 
-2.0.12 (unreleased)
+2.0.12 (2020-08-XX)
 -------------------
 
+- Update select2 widget to version 4.0.13.
+  See https://github.com/Pylons/deform/pull/441
+
+- Add the ``structure`` keyword to the autocomplete template's options to stop
+  its encoding.
+  See https://github.com/Pylons/deform/pull/445
+
+- Use the local HTML element for change event when removing/adding to DOM.
+  See https://github.com/Pylons/deform/pull/331
+
+- Fix deprecation warning when importing the module ``field.py`` while testing
+  with pytest.
+  See https://github.com/Pylons/deform/pull/419
+
+- Fix a bug that was introduced in 2.0.11 that made it such that the ``focus``
+  parameter on forms did not honor the ``off`` value for ``checkboxChoice`` and
+  ``radioChoice`` widgets.
+  See https://github.com/Pylons/deform/pull/453
+
+- Remove the unused variable ``namematch`` from deform.js.
+  See https://github.com/Pylons/deform/pull/454
 
 .. _2.0.11:
 
@@ -14,7 +35,7 @@
 - Changed the implementation of input autofocus from JavaScript to an HTML5
   input attribute.
 
-  Forms now have an optional ``focus`` parameter (``on``|``off``) and fields
+  Forms now have an optional ``focus`` parameter (``on`` or ``off``) and fields
   have an optional ``autofocus`` parameter.
 
   -   If ``focus`` is ``on``, and at least one field has an ``autofocus``
@@ -28,6 +49,8 @@
   Default: ``on``.
   (This is unchanged from the JavaScript implementation.)
 
+  See https://github.com/Pylons/deform/pull/365/
+
 - Replace the flake8-isort plugin with plain old isort.
   See https://github.com/Pylons/deform/pull/427