Rework zenodo handling to make releasing simpler

Just link to the (new!) overview DOI instead of manually adding links
to each release's DOI.

Author: njsmith

README.rst

@@ -3,10 +3,18 @@ Patsy is a Python library for describing statistical models
 building design matrices. Patsy brings the convenience of `R
 <http://www.r-project.org/>`_ "formulas" to Python.
 
+.. image:: https://img.shields.io/badge/docs-read%20now-blue.svg
+   :target: https://patsy.readthedocs.io/
+   :alt: Documentation
 .. image:: https://travis-ci.org/pydata/patsy.png?branch=master
    :target: https://travis-ci.org/pydata/patsy
+   :alt: Build status
 .. image:: https://coveralls.io/repos/pydata/patsy/badge.png?branch=master
    :target: https://coveralls.io/r/pydata/patsy?branch=master
+   :alt: Coverage
+.. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.592075.svg
+   :target: https://doi.org/10.5281/zenodo.592075
+   :alt: Zenodo
 
 Documentation:
   https://patsy.readthedocs.io/

doc/changes.rst

@@ -3,6 +3,12 @@ Changes
 
 .. currentmodule:: patsy
 
+All Patsy releases are archived at Zenodo:
+
+.. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.592075.svg
+   :target: https://doi.org/10.5281/zenodo.592075
+
+
 v0.5.1
 ------
 
@@ -15,22 +21,17 @@ v0.5.1
 v0.5.0
 ------
 
-.. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.1211053.svg
-   :target: https://doi.org/10.5281/zenodo.1211053
-
 * Dropped support for Python 2.6 and 3.3.
 * Update to keep up with ``pandas`` API changes
 * More consistent handling of degenerate linear constraints in
   :meth:`DesignInfo.linear_constraint` (`#89
   <https://github.com/pydata/patsy/issues/89>`__)
 * Fix a crash in ``DesignMatrix.__repr__`` when ``shape[0] == 0``
 
+
 v0.4.1
 ------
 
-.. image:: https://zenodo.org/badge/doi/10.5281/zenodo.33471.svg
-   :target: https://doi.org/10.5281/zenodo.33471
-
 New features:
 
 * On Python 2, accept ``unicode`` strings containing only ASCII
@@ -49,12 +50,10 @@ Bug fixes:
 
 * Fix deprecation warnings encountered with numpy 1.10
 
+
 v0.4.0
 ------
 
-.. image:: https://zenodo.org/badge/doi/10.5281/zenodo.20981.svg
-   :target: https://doi.org/10.5281/zenodo.20981
-
 Incompatible changes:
 
 * :class:`EvalFactor` and :meth:`ModelDesc.from_formula` no longer
@@ -108,12 +107,10 @@ Other changes:
 
 * Fixed a bug when running under ``python -OO``.
 
+
 v0.3.0
 ------
 
-.. image:: https://zenodo.org/badge/doi/10.5281/zenodo.11444.svg
-   :target: https://doi.org/10.5281/zenodo.11444
-
 * New stateful transforms for computing natural and cylic cubic
   splines with constraints, and tensor spline bases with
   constraints. (Thanks to `@broessli <https://github.com/broessli>`_
@@ -147,12 +144,10 @@ v0.3.0
 
 * Worked around some more limitations in py2exe/py2app and friends.
 
+
 v0.2.1
 ------
 
-.. image:: https://zenodo.org/badge/doi/10.5281/zenodo.11447.png
-   :target: https://doi.org/10.5281/zenodo.11447
-
 * Fixed a nasty bug in missing value handling where, if missing values
   were present, ``dmatrix(..., result_type="dataframe")`` would always
   crash, and ``dmatrices("y ~ 1")`` would produce left- and right-hand
@@ -165,12 +160,10 @@ v0.2.1
 * Modified ``patsy/__init__.py`` to work around limitations in
   py2exe/py2app/etc.
 
+
 v0.2.0
 ------
 
-.. image:: https://zenodo.org/badge/doi/10.5281/zenodo.11448.png
-   :target: https://doi.org/10.5281/zenodo.11448
-
 Warnings:
 
 * The lowest officially supported Python version is now 2.5. So far as
@@ -201,10 +194,8 @@ New features:
 
 Other: miscellaneous doc improvements and bug fixes.
 
+
 v0.1.0
 ------
 
-.. image:: https://zenodo.org/badge/doi/10.5281/zenodo.11449.png
-   :target: https://doi.org/10.5281/zenodo.11449
-
 First public release.

release-checklist.txt

@@ -14,8 +14,6 @@
 * in original directory: git tag v<version> && git push --tags
 * in clean clone: python setup.py sdist --formats=zip && python setup.py bdist_wheel
 * twine upload dist/*.zip dist/*.whl
-* Go to http://readthedocs.org/dashboard/patsy/versions/, set the new
-  version to build and update the default.
 * announce release on:
   pydata@googlegroups.com
   pystatsmodels@googlegroups.com
@@ -25,6 +23,3 @@
 * go to https://github.com/pydata/patsy/releases/new and type the tag
   name and give it some text. (This will trigger Zenodo archiving the
   tag.)
-* go to
-     https://zenodo.org/search?f=author&p=Nathaniel%20J.%20Smith&ln=en
-  to find the new archive and add the DOI image to changes.rst.