Fixed #14737 -- Moved the docstring comment for the cache_page decorator so it...

Fixed #14737 -- Moved the docstring comment for the cache_page decorator so it gets picked up as a docstring. Thanks to adamv for the report and patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@14798 bcc190cf-cafb-0310-a4f2-bffc1f526a37