Nonfunctional code cleanup
Merge pull request #466 from ajs6f/CodeCleanup4Eva

Nonfunctional code cleanup
Remove unused methods from core model classes

- Remove unused FedoraObject#getName
- Replace #getModels with #hasType check
- Remove unused setContent(byte[])
- Remove Datastream#getDsId
- Remove Datastream#getObject
- Remove unused FedoraObjectImpl constructor
- Remove unused FedoraResource#getSize
- Remove unused getDatastreamNode
- Remove getSize
- Remove getDatastreamNode
- Remove unused GraphStoreStreamingOutput constructors.
- Remove unused JcrRdfTools methods
- Remove NodeService#getObjectNames

Resolves: https://www.pivotaltracker.com/story/show/78815814
Clean storage policy types

Resolves: https://www.pivotaltracker.com/story/show/78821118
Expose RepositoryRuntimeException from the kernel module instead of RepositoryException

Resolves: https://www.pivotaltracker.com/story/show/78860776
Update ISPN config files based on ModeShape 4.0 upgrade

Resolves: https://www.pivotaltracker.com/story/show/78475724