collection can be added at registration
trying to remove isMemberOf
Merge branch 'develop' into collection
Fixed tests for add and remove collection
first pass at retreiving a file from sdr
adding apo editing stuff
added role fetching
added copyright and use fetchers
added copyright and use fetchers
add creative commons getter
add creative commons getter
add getter for desc md format
Added default_workflows
changed add_role to add_roleplayer
dont attempt to set rights metadata for non item objects
mix in processable and versionable in apos and collections
getters and setters to  drive apo editing
fixtures and spec for editable testing
add missing datastream
made an indexing step optional for apos