fix get_users to create orgs if they don't exist
fix org controller to prevent 500
Merge branch 'master' of github.com:okfn/ckanext-glasgow
[#88] if users do not have a displayname, user the username
[#55] fix user role schema from spec 4 to spec 5
Fix initial harvester

If we return False, the import stage won't happen!

Also add useful debugging for the changelog harvester
Merge branch 'master' into 113-remove-membership