More explicit error message for permission errors
Added a migration configuration for Zope 2.6 content types
Prepare collective.jsonmigrator 0.2.2-bb-z297.
Map index_html (standard zope default page) to index.html
Require at least transmogrify.print 0.6 (has bugfix for multiple keys)
Prepare collective.jsonmigrator 0.2.3-bb-z297.
Manually update workflow state instead of using collective.jsonmigrator.workflowhistory; Strip leading path