Ontology reconciliation

* Minor updates to properties used by fcrepo4, mostly updating capitalization and naming conventions to match other properties.

Fixes https://www.pivotaltracker.com/story/show/80959522
REPOSITORY_NAMESPACE ends with a #, so the old URIs had both a # and a / in them, resulting in inconsistencies in what part was considered the namespace.  I'm switching to "." to avoid that confusion, the local part will be something like "repository.custom.repo.name".