Update CHANGES

CHANGES.txt

@@ -4,36 +4,38 @@ CHANGES
 0.3 (unreleased)
 ================
 
-- Apply `pyupgrade --py36-plus`
+- Apply `pyupgrade --py37-plus`
 
 - Use black code formatter.
 
-- Add support for Python 3.7, 3.8, 3.9 and 3.10.
+- Add support for Python 3.7, 3.8, 3.9, 3.10, 3.11 and PyPy 3.
 
 - Fix test collection.
 
 - Drop support for Python 2.7, 3.4, 3.5.
 
 - Updated the test suite to work with Morepath 0.15.
 
-- Set up integration with Travis CI. (superseded)
-
-- Added Tox environments for Python 3.5 and 3.6, PyPy 3, PEP8. (partially superseded)
-
-- Using Python 3.5 for PEP8 and coverage. (superseded)
-
 - Clean up meta data.
 
 - Use GitHub Actions for CI.
 
 - Fix Jinja2 integration - the ``autoescape`` extension was removed as now it
   is built-in.
 
+- Remove buildout
+
+- Add development setup
+
+- Sort imports with isort
+
+
 0.2 (2015-04-09)
 ================
 
 - Actual release to PyPI.
 
+
 0.1 (2015-04-09)
 ================