D-Net

introducing regex support in result approver to support iis::* kind of provenance, updating workflow definitions with proper regex values

#637 introducing vocabulary related import parameters

removing obsolete comment

#433 fixing problem with unserializable comparator: moving logic to comparable objects

#433 introducing natural citations ordering

created tag folder for release

introducing IMPORT_TRUST_LEVEL_THRESHOLD parameter

introducing shared citation ExtraData XML model in icm-iis-common, implementing citation importer in mapred_import workflow, implementing exporter module

introducing CONFIDENCE_TO_TRUST_LEVEL_FACTOR field holding 0.9 multiplier used for IIS confidence level [0;1] translation to trust level [0;0.9]

introducing FsShellPermissions utility class, utilizing proprly working chmod in metadataextraction cache