Removed question marks from headings in docs/topics/db/fixtures.txt.

Author: boxed

docs/topics/db/fixtures.txt

@@ -4,28 +4,25 @@
 Fixtures
 ========
 
-.. seealso::
-
-    * :doc:`/howto/initial-data`
-
-What is a fixture?
-==================
-
 A *fixture* is a collection of files that contain the serialized contents of
 the database. Each fixture has a unique name, and the files that comprise the
 fixture can be distributed over multiple directories, in multiple applications.
 
-How to produce a fixture?
-=========================
+.. seealso::
+
+    * :doc:`/howto/initial-data`
+
+How to produce a fixture
+========================
 
 Fixtures can be generated by :djadmin:`manage.py dumpdata <dumpdata>`. It's
 also possible to generate custom fixtures by directly using :doc:`serialization
 tools </topics/serialization>` or even by handwriting them.
 
-How to use a fixture?
-=====================
+How to use a fixture
+====================
 
-Fixtures can be used to pre-populate database with data for
+Fixtures can be used to pre-populate the database with data for
 :ref:`tests <topics-testing-fixtures>`:
 
 .. code-block:: python
@@ -40,8 +37,8 @@ or to provide some :ref:`initial data <initial-data-via-fixtures>` using the
 
     django-admin loaddata <fixture label>
 
-Where Django looks for fixtures?
-================================
+How fixtures are discovered
+===========================
 
 Django will search in these locations for fixtures:
 
@@ -116,8 +113,8 @@ example).
 
 .. _MySQL: https://dev.mysql.com/doc/refman/en/constraint-foreign-key.html
 
-How fixtures are saved to the database?
-=======================================
+How fixtures are saved to the database
+======================================
 
 When fixture files are processed, the data is saved to the database as is.
 Model defined :meth:`~django.db.models.Model.save` methods are not called, and