Triaged
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https://code.djangoproject.com/ticket/26096 - Django 1.9.1 fails to delete an existing test database on PostgreSQL and MySQL (fixed)
https://code.djangoproject.com/ticket/26097 - UserCreationForm isn't using password_validators_help_text_html (accepted)
https://code.djangoproject.com/ticket/26094 - CSRF fails behind proxy (settings.USE_X_FORWARDED_PORT=True) (accepted)
https://code.djangoproject.com/ticket/26090 - Changing a ForeignKey to a OneToOne field leaves an extraneous index behind (accepted)
https://code.djangoproject.com/ticket/26098 - Support Geodjango admin widgets on SSL (someday/maybe)
https://code.djangoproject.com/ticket/26088 - Changing a proxy model to multi-table inheritance does not modify FKs of the model (accepted)
https://code.djangoproject.com/ticket/26099 - Add a warning about import conflicts when auto-generating migrations (accepted)
https://code.djangoproject.com/ticket/26100 - Queryset.extra use case: iregex against regular expressions stored as fields (worksforme)
https://code.djangoproject.com/ticket/26092 - Regression when using order_by() on a ManyToManyField using the 'through' feature (accepted)
https://code.djangoproject.com/ticket/26095 - Same behaviour of dict.items and defaultdict.items in DTL (wontfix)
https://code.djangoproject.com/ticket/26106 - Inconsistency on uploaded image format name (needsinfo)
https://code.djangoproject.com/ticket/26110 - Admin form escapes postgres JSONField on ValidationError (duplicate)
https://code.djangoproject.com/ticket/26102 - Add shortcuts min_value & max_value to RangeField subclasses (wontfix)
https://code.djangoproject.com/ticket/26111 - Clarify that fixture loading for TestCase is per test case (accepted)
https://code.djangoproject.com/ticket/26109 - loader.select_template() raises a confusing message if passed a string containing a period (accepted)
https://code.djangoproject.com/ticket/26114 - Removing Meta.db_table generates migration with wrong rename in comment (None) (accepted)
https://code.djangoproject.com/ticket/26113 - Django 1.9 DateTimeField issue with MySQL 5.6+ and MySQL Connector/Python (invalid)
https://code.djangoproject.com/ticket/26117 - Add database routers support to initial migration detection (accepted)
https://code.djangoproject.com/ticket/26120 - Make HStoreField cast its key/values to strings (accepted)
https://code.djangoproject.com/ticket/26118 - Add "is" comparison to the if template tag (accepted)
https://code.djangoproject.com/ticket/26127 - ReverseManyToOneDescriptor doesn't respect use_for_related_fields attribute (duplicate)
Authored
--------
https://github.com/django/djangoproject.com/pull/625 - Added on_delete to ForeignKey and OneToOneField. (and other deprecation fixes committed separately)
https://github.com/django/django/pull/6012 - Fixed #26116 -- Corrected schema's test_alter_implicit_id_to_explicit.
Reviewed/committed
------------------
https://github.com/django/django/pull/5993 - Fixed #26094 -- Fixed CSRF behind a proxy (settings.USE_X_FORWARDED_PORT=True).
https://github.com/django/django/pull/5999 - Fixed #26092 -- Fixed QuerySet.order_by() regression with an M2M through model.
https://github.com/django/django/pull/5962 - Fixed #26060 -- Fixed crash with reverse OneToOneField in ModelAdmin.readonly_fields.
https://github.com/django/django/pull/5924 - Fixed #26020 -- Normalized header stylings in docs.
https://github.com/django/django/pull/6011 - Fixed #25910 -- Rejected read-only property names in model constructors.
https://github.com/django/django/pull/6009 - Fixed #26118 -- Added 'is' operator to if template tag.
https://github.com/django/django/pull/5816 - Fixed #24116 -- Moved AdminSite.check_dependencies() to system checks.
https://github.com/django/django/pull/5877 - Fixed #25989 -- Corrected sitemap's Last-Modified header to use the latest lastmod of all sitemaps.
Reviews of core dev work
------------------------
https://github.com/django/django/pull/6018 - Fixed #26093 -- Allowed escape sequences extraction by gettext on Python 3
https://github.com/django/django/pull/5957 - Fixed #24109, #26064 -- Moved operation reduction logic to their own class and allowed RunPython/SQL to be removed when squashing.