alphagov/govuk_content_models — pull request #156 by bestie (2014-04-14 13:11:41+00:00)
Title: Attachable update assets

When an asset already exists (and the 'update_existing' option has
been provided), update the asset using the API client rather than
creating a new asset each time.

Functionality required by the specialist publisher to update attachments and clean up old ones.

https://trello.com/c/Qf24qs5J/37-finders-replace-attachments-5