ministryofjustice/accelerated_claims — pull request #427 by dotemacs (2014-08-15 15:27:45+00:00)
Title: Prevent 422 status code with exception for invalid CSRF tokens

When the user tries to submit a form with invalidated session, this fix
will prevent it from raising an error

Ticket: https://www.pivotaltracker.com/story/show/76785866