Add Changelog and License to the rendered website, update copyright year (#577)

This is a follow-up to gh-574

Author: rgommers

Diff for: LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2020 Consortium for Python Data API Standards contributors
+Copyright (c) 2020-2022 Consortium for Python Data API Standards contributors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -18,4 +18,4 @@ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
+SOFTWARE.

Diff for: spec/changelog.rst

@@ -0,0 +1,5 @@
+Changelog per API standard version
+==================================
+
+.. include:: ../CHANGELOG.md
+   :parser: myst_parser.sphinx_

Diff for: spec/conf.py

@@ -18,11 +18,11 @@
 # -- Project information -----------------------------------------------------
 
 project = 'Python array API standard'
-copyright = '2020, Consortium for Python Data API Standards'
+copyright = '2020-2022, Consortium for Python Data API Standards'
 author = 'Consortium for Python Data API Standards'
 
 # The full version, including alpha/beta/rc tags
-release = '2022.05-DRAFT'
+release = '2022.12-DRAFT'
 
 
 # -- General configuration ---------------------------------------------------

Diff for: spec/index.rst

@@ -28,3 +28,10 @@ Contents
    usage_data
    verification_test_suite
    benchmark_suite
+
+.. toctree::
+   :caption: Other
+   :maxdepth: 1
+
+   changelog
+   license

Diff for: spec/license.rst

@@ -0,0 +1,9 @@
+License
+=======
+
+All content on this website and the corresponding
+`GitHub repository <https://github.com/data-apis/array-api>`__ is licensed
+under the following license:
+
+    .. include:: ../LICENSE
+       :parser: myst_parser.sphinx_