Removed empty sections from 4.0 release notes.

docs/releases/4.0.txt

@@ -171,11 +171,6 @@ Minor features
   :meth:`~django.contrib.auth.views.LoginView.get_default_redirect_url` method
   allow customizing the redirect after login.
 
-:mod:`django.contrib.contenttypes`
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-* ...
-
 :mod:`django.contrib.gis`
 ~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -188,11 +183,6 @@ Minor features
   customizing the widget used for ``GeometryField``. This is encouraged instead
   of deprecated ``GeoModelAdmin`` and ``OSMGeoAdmin``.
 
-:mod:`django.contrib.messages`
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-* ...
-
 :mod:`django.contrib.postgres`
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -220,26 +210,6 @@ Minor features
   <django.contrib.postgres.search.TrigramWordSimilarity>` expressions allow
   using trigram word similarity.
 
-:mod:`django.contrib.redirects`
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-* ...
-
-:mod:`django.contrib.sessions`
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-* ...
-
-:mod:`django.contrib.sitemaps`
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-* ...
-
-:mod:`django.contrib.sites`
-~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-* ...
-
 :mod:`django.contrib.staticfiles`
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -256,11 +226,6 @@ Minor features
   :class:`~django.contrib.staticfiles.storage.ManifestStaticFilesStorage`
   allows customizing the manifest file storage.
 
-:mod:`django.contrib.syndication`
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-* ...
-
 Cache
 ~~~~~
 
@@ -279,31 +244,6 @@ CSRF
   this, :ref:`some changes <csrf-trusted-origins-changes-4.0>` to the
   :setting:`CSRF_TRUSTED_ORIGINS` setting are required.
 
-Decorators
-~~~~~~~~~~
-
-* ...
-
-Email
-~~~~~
-
-* ...
-
-Error Reporting
-~~~~~~~~~~~~~~~
-
-* ...
-
-File Storage
-~~~~~~~~~~~~
-
-* ...
-
-File Uploads
-~~~~~~~~~~~~
-
-* ...
-
 Forms
 ~~~~~
 
@@ -333,11 +273,6 @@ Generic Views
   deletion. In addition, this allows ``DeleteView`` to function with
   :class:`django.contrib.messages.views.SuccessMessageMixin`.
 
-Internationalization
-~~~~~~~~~~~~~~~~~~~~
-
-* ...
-
 Logging
 ~~~~~~~
 
@@ -364,11 +299,6 @@ Management Commands
 * The new :option:`startapp --exclude` and :option:`startproject --exclude`
   options allow excluding directories from the template.
 
-Migrations
-~~~~~~~~~~
-
-* ...
-
 Models
 ~~~~~~
 
@@ -410,16 +340,6 @@ Requests and Responses
   same browsing context. You can prevent this header from being added by
   setting the :setting:`SECURE_CROSS_ORIGIN_OPENER_POLICY` setting to ``None``.
 
-Security
-~~~~~~~~
-
-* ...
-
-Serialization
-~~~~~~~~~~~~~
-
-* ...
-
 Signals
 ~~~~~~~
 
@@ -462,21 +382,6 @@ Tests
 * :meth:`.TestCase.captureOnCommitCallbacks` now captures new callbacks added
   while executing :func:`.transaction.on_commit` callbacks.
 
-URLs
-~~~~
-
-* ...
-
-Utilities
-~~~~~~~~~
-
-* ...
-
-Validators
-~~~~~~~~~~
-
-* ...
-
 .. _backwards-incompatible-4.0:
 
 Backwards incompatible changes in 4.0