ckan/ckan — pull request #2064 by rossjones (2014-11-19 17:56:26+00:00)
Title: Does not load site_user during db upgrade

Fixes #2029 by ensuring we do not attempt to load site_user during a db upgrade. This is a workaround because loading the site_user will fail because of a failed user change. Should also avoid the problem in
future.