magic-removal: Updated docs to reflect new location of django.exceptions.Http404

git-svn-id: http://code.djangoproject.com/svn/django/branches/magic-removal@1918 bcc190cf-cafb-0310-a4f2-bffc1f526a37

docs/forms.txt

@@ -65,9 +65,8 @@ Using the ``AddManipulator``
 We'll start with the ``AddManipulator``.  Here's a very simple view that takes
 POSTed data from the browser and creates a new ``Place`` object::
 
-    from django.core.exceptions import Http404
     from django.core.extensions import render_to_response
-    from django.http import HttpResponse, HttpResponseRedirect
+    from django.http import Http404, HttpResponse, HttpResponseRedirect
     from django.models.places import places
     from django.core import formfields
 

docs/tutorial03.txt

@@ -274,7 +274,7 @@ Raising 404
 Now, let's tackle the poll detail view -- the page that displays the question
 for a given poll. Here's the view::
 
-    from django.core.exceptions import Http404
+    from django.http import Http404
     def detail(request, poll_id):
         try:
             p = polls.get_object(pk=poll_id)
@@ -282,7 +282,7 @@ for a given poll. Here's the view::
             raise Http404
         return render_to_response('polls/detail', {'poll': p})
 
-The new concept here: The view raises the ``django.core.exceptions.Http404``
+The new concept here: The view raises the ``django.http.Http404``
 exception if a poll with the requested ID doesn't exist.
 
 A shortcut: get_object_or_404()