First cut of unchanged message filter with RecordId and MODS checksum xslt.
Unchanged message filter with new database.
Merge branch 'master' of https://github.com/harvard-library/librarycloud_ingest into feature/FilterUnchangedProcessor
Changing routes for filtered messages and code review changes.
Merge.
Modify empty message conditition.
Merge branch 'master' into feature/FilterUnchangedProcessor

Conflicts:
	src/main/resources/META-INF/persistence.xml
Merge branch 'feature/FilterUnchangedProcessor' into DeleteQueueAndSolrDeleteProcessor

Conflicts:
	src/main/resources/META-INF/spring/camel-context.xml