docs: start a simple Changelog (#24)

We are using a simple Changelog.md instead of using scriv
because the cookiecutter doesn't have a versioned release
process.
Discussion at:
#22 (comment)

Includes a starter entry from:
#23

CHANGELOG.md

@@ -0,0 +1,14 @@
+<!--
+Create a changelog entry for every new user-facing change (where the "users" are plugin developers).
+Please respect the following instructions:
+- Group changes by date, with newest changes first.
+- Prefix your changes with either [Bugfix], [Improvement], [Feature], [Security], [Deprecation].
+- You may optionally append "(by @<author>)" at the end of the line, where "<author>" is either one (just one)
+  of your GitHub username, real name or affiliated organization. -->
+
+# Changelog
+
+## 2023-11-06
+
+- [Improvement] Recommend putting job scripts under "tasks" directory instead of "jobs", for consistency with official plugins (by @CodeWithEmad).
+- [Improvement] Start keeping a changelog (by @kdmccormick).

README.rst

@@ -159,10 +159,17 @@ The plugin API was upgraded from v0 to v1 in Tutor v13.2.0. This cookiecutter ge
 Troubleshooting
 ---------------
 
-This Tutor plugin template is maintained by `Kyle McCormick <https://github.com/kdmccormick>`_ from the `The Center for Reimagining Learning (tCRIL) <https://openedx.atlassian.net/wiki/spaces/COMM/pages/3241640370/tCRIL+Engineering+Team>`_. Community support is available from the official `Open edX forum <https://discuss.openedx.org>`_.
+This Tutor plugin template is maintained by `Kyle McCormick <https://github.com/kdmccormick>`_ from `Axim Collaborative <https://axim.org>`_. Community support is available from the official `Open edX forum <https://discuss.openedx.org>`_.
 
 Do you need help using this template? See the `troubleshooting <https://docs.tutor.overhang.io/troubleshooting.html>`__ section from the Tutor documentation.
 
+Contributing
+------------
+
+Pull requests are welcome! Please read the `"contributing" section from the Tutor documentation <https://docs.tutor.overhang.io/tutor.html#contributing>`__.
+
+Unlike other Tutor repositories, you do not need to run ``make changelog-entry``. Instead, simply edit CHANGELOG.md to note any changes that might affect plugin developers using the cookiecutter.
+
 License
 -------