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
updating programatical execution of chmod on meta.json file, stil not working due to "Permission denied" warnings
introducing changing meta.json file permission allowing writing for different users