Improved release model documentation

Author: inclement

doc/source/contribute.rst

@@ -14,7 +14,7 @@ and we'll deal with the rest.
 Development model
 -----------------
 
-python-for-android is developed using the following model::
+python-for-android is developed using the following model:
 
 - The ``master`` branch always represents the latest stable release.
 - The ``develop`` branch is the most up to date with new contributions.
@@ -44,20 +44,24 @@ Creating a new release
 
 New releases follow these steps:
 
-- Create a new branch ``release/YYYY.MM.DD`` based on the ``develop`` branch.
-  - ``git checkout -b release/YYYY.MM.DD develop``
-- Create a Github pull request to merge ``release/YYYY.MM.DD`` into ``master``.
+- Create a new branch ``release-YYYY.MM.DD`` based on the ``develop`` branch.
+  - ``git checkout -b release-YYYY.MM.DD develop``
+- Create a Github pull request to merge ``release-YYYY.MM.DD`` into ``master``.
 - Complete all steps in the `release checklist <release_checklist_>`_,
   and document this in the pull request (copy the checklist into the PR text)
 
 At this point, wait for reviewer approval and conclude any discussion that arises. To complete the release:
 
 - Merge the release branch to the ``master`` branch.
 - Also merge the release branch to the ``develop`` branch.
-- Tag the release commit in ``master``. Include a short summary of the changes.
-- Create the release distributions: ``python3 setup.py sdist``
+- Tag the release commit in ``master``, with tag ``vYYYY.MM.DD``. Include a short summary of the changes.
+- Create the release distributions: ``python3 setup.py sdist bdist_wheel``
 - Upload the release to pypi: ``python3 -m twine upload``.
-- Upload the release ``.tar.gz`` to the Github tag.
+- Add to the Github release page (see e.g. `this example <https://github.com/kivy/python-for-android/releases/tag/v2019.06.06>`__):
+  - The python-for-android README summary
+  - A short list of major changes in this release, if any
+  - A changelog summarising merge commits since the last release
+  - The release sdist and wheel(s)
 
 .. _release_checklist: