django/django — pull request #2558 by NickPresta (2014-04-15 15:41:45+00:00)
Title: Fixed #11776 -- Added CSS class for non-field/top of form errors.

Fixing [#11776](https://code.djangoproject.com/ticket/11776) by adding a new arugment to `ErrorList` -- `error_classes`, which specifies additional CSS classes to use in rendering the error list.