Removed extra periods in docs/howto/static-files/index.txt headers.

docs/howto/static-files/index.txt

@@ -77,8 +77,8 @@ details on how ``staticfiles`` finds your files.
 
 .. _serving-static-files-in-development:
 
-Serving static files during development.
-========================================
+Serving static files during development
+=======================================
 
 If you use :mod:`django.contrib.staticfiles` as explained above,
 :djadmin:`runserver` will do this automatically when :setting:`DEBUG` is set
@@ -111,8 +111,8 @@ this by adding the following snippet to your urls.py::
 
 .. _serving-uploaded-files-in-development:
 
-Serving files uploaded by a user during development.
-====================================================
+Serving files uploaded by a user during development
+===================================================
 
 During development, you can serve user-uploaded media files from
 :setting:`MEDIA_ROOT` using the :func:`django.contrib.staticfiles.views.serve`