Fedora Commons Code

Doesn't throw NPE (uses default akubra-fs) if llstore.type is unspecified in properties.

Merge in trunk from r8684 (3.4 RC1) to r8753

Makes akubra-fs the default low level storage option and allows the
choice of legacy-fs at install-time for people upgrading from 3.3 and below.
See FCREPO-551

Apply Scott Prater's patch

create branch for Scott's patch, from 3.4 RC1 tag

includes system tests.

The ecm validator forgot to set the asOfDateTime field in the validation result. Fixed

The new naming standard for ontology classes

object classes info:fedora/{cmpid}#class
datastream classes info:fedora/{cmpid}#datastreams/{dsid}/class

Updated the Enhanced content models

- Schema imports from datastreams is now done with the prefic $THIS$
- Schemas can be referenced from a datastream, an url or inlined in DS-COMPOSITE-MODEL
- Ontology naming changed
- Content model class is now named info:fedora/{cmpid}#
- Datastream class is now named info:fedora/{cmpid}#datastreams/{dsid}

Initial proof-of-concept version