Dataset reorganization
Bugfix to NTriplesFormatter
Updates to DatasetTasks and Workflow
Update to caches
Improvements to caching
Merge branch 'master' of https://github.com/ziodave/silk into ziodave-master

Conflicts:
	silk2/silk-core/src/main/scala/de/fuberlin/wiwiss/silk/plugins/dataset/rdf/SparqlDataset.scala
Various updates
Merge remote-tracking branch 'origin/master'
Fixed in SparqlDataset
Updates
Bugfix in error view
Moved rdf plugins out of core into jenaPlugins
Added constant transformer for generating constant values
Added insideNumericInterval measure
Improved csv source
Added constant measure
Improved substring transformer
CSV datassource fixed for cases when non-existent properties are requested
Substringtransformer fix
Fixed routing bug when context path is defined (e.g. in Tomcat)