Initial implementation of incremental enrichment
Various fixes
Fixed unit test
Fixed issue #1100 and added new parameters to skip just the last update
check
Including ControlledVocabularyProxy in SolrPlugin
Avoid NPE during Concept dereferencing
Autotrigerring datasets to get enriched if both last ingestion date and
update date are null
Ensure data is deleted on first update
Modified tab Title to "Last saved Enriched XML"
Check if the Concept actually has choices, modified the Label of
Dereferenced records
Beautified Controlled Vocabulary GUI, Changed to patched version of
Morphia in Solr Plugin (it just works) and added more checks in
Dereferencing plugin
Merge branch 'incremental_updates'

Conflicts:
	workflow_plugins/europeana-uim-plugin-enrichment/src/main/java/eu/europeana/uim/enrichment/EnrichmentPlugin.java
	workflow_plugins/solr-plugin/src/main/java/eu/europeana/uim/plugin/solr/helpers/ConceptDereferencer.java