Triaged
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https://code.djangoproject.com/ticket/26069 - Docs for MyModel._meta.get_fields_with_model() missing info about 'is_relation' (accepted)
https://code.djangoproject.com/ticket/26066 - Admin changelist could handle a table wider than the screen more elegantly (accepted)
https://code.djangoproject.com/ticket/26068 - Django 1.8: KEY constraint for parent model missing in m2m [regression] (worksforme)
https://code.djangoproject.com/ticket/26073 - Last-Modified http header not set to the latest last-mod in multi-maps sitemaps (duplicate)
https://code.djangoproject.com/ticket/26080 - Add field.on_delete to all relational fields (wontfix)
https://code.djangoproject.com/ticket/26076 - SessionBase's _hash method's variable key_salt need add a dot to be a complete class path (wontfix)
Authored
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https://github.com/django/django/pull/5968 - Fixed #26048 -- Made admin selenium tests use implicitly_wait()
https://github.com/django/django/pull/5971 - Fixed #23868 -- Added support for non-unique django-admin options in docs.
https://github.com/django/djangoproject.com/pull/618 - Added CorporateMember.notes field.
https://github.com/django/djangoproject.com/pull/620 - Alphabetized corporate members page.
https://github.com/django/djangoproject.com/pull/622 - Added 'donation amount' to the corporate member signup form.
https://github.com/django/djangoproject.com/pull/623 - Limited docs to building only if source files have changed.
Reviewed/committed
------------------
https://github.com/django/django/pull/5560 - Fixed #25684 -- Made runserver use logging for request/response output.
https://github.com/django/django/pull/5951 - Fixed #25385 -- Allowed importing views.generic.View from views.View.
https://github.com/django/django/pull/5967 - Fixed #26071 -- Fixed crash with __in lookup in a Case expression.
https://github.com/django/django/pull/5602 - Fixed #25697 -- Made default error views error when passed a nonexistent template_name.
Reviews of core dev work
------------------------
https://github.com/django/django/pull/5964 - Fixed #25858 -- Bound abstract model application relative relationships.