Fixed a whole bunch of small docs typos, errors, and ommissions.

Fixes #8358, #8396, #8724, #9043, #9128, #9247, #9267, #9267, #9375, #9409, #9414, #9416, #9446, #9454, #9464, #9503, #9518, #9533, #9657, #9658, #9683, #9733, #9771, #9835, #9836, #9837, #9897, #9906, #9912, #9945, #9986, #9992, #10055, #10084, #10091, #10145, #10245, #10257, #10309, #10358, #10359, #10424, #10426, #10508, #10531, #10551, #10635, #10637, #10656, #10658, #10690, #10699, #19528.

Thanks to all the respective authors of those tickets.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@10371 bcc190cf-cafb-0310-a4f2-bffc1f526a37

docs/ref/contrib/comments/index.txt

@@ -99,6 +99,10 @@ For example::
     {% for comment in comment_list %}
         ...
     {% endfor %}
+    
+This returns a list of :class:`~django.contrib.comments.models.Comment` objects;
+see :ref:`the comment model documentation <ref-contrib-comments-models>` for
+details.
 
 .. templatetag:: get_comment_count
 
@@ -212,6 +216,7 @@ More information
 .. toctree::
    :maxdepth: 1
 
+   models
    settings
    signals
    upgrade