Meta data attributes to the models #52
Change to datetimes for metadata
Fix migrations
Ups, forgot to use it here
Merge pull request #60 from wilbertom/importer-bug1

Ups, forgot to use it here
Merge pull request #55 from wilbertom/issue-52-metadata

Meta data attributes to the resources
fixing revision number of migration script
Merge remote-tracking branch 'upstream/master'