Fixed #13014 - Added section about how to use the language code with fragement...

Fixed #13014 - Added section about how to use the language code with fragement caching. Thanks for the initial patch, fgutierrez.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@12787 bcc190cf-cafb-0310-a4f2-bffc1f526a37