[1.2.X] Fixed #14559 -- corrected some typos and misleading docstrings. ...

[1.2.X] Fixed #14559 -- corrected some typos and misleading docstrings.  Thanks to Gabriel Hurley for the patch.  Backport of [14441].

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@14442 bcc190cf-cafb-0310-a4f2-bffc1f526a37