Preparing for 9.0.0.beta1 release
Exclude auto-snapshot versions

Fedora4 creates snapshot versions prior to restoring previous versions.
We don’t want to count these as part of our versions.
Merge pull request #619 from projecthydra/snapshot-versions

Exclude auto-snapshot versions
Preparing for 9.0.0.beta2 release
Refactor the lookup of solr fields for a predicate
Now all of the mapping from predicate to solr_field is consolidated in the
Reflection. Previously this logic was in two different places.
Extract query building and result processing from SolrService
Don't use predicate uri as a solr key, colins and slashes are not supported
Merge pull request #611 from projecthydra/refactor_solr_keys

Refactor lookup of solr fields Fixes #605
add RDF::Vocabulary subclasses for Fcrepo and ProjectHydra
Cherry picked out of #616

Conflicts:
	lib/active_fedora/rdf.rb
	lib/active_fedora/rdf/fcrepo.rb
Removed unused property predicates
Switch to using the Fcrepo predicate for has_model
Adds fix for content-lenght value missing for files uploaded via ActionDispatch:Http::UploadedFile
Merge pull request #622 from projecthydra/file_upload_fix

Adds fix for content-lenght value missing for files uploaded via ActionD...
Describing bugs with pending tests