Modified logging during lucene rebuild
Modified translations
Resolved schematron bug
Modified keyword indexing
Modified subtemplates
bugfixes
Merge branch 'master' of https://github.com/VitoTAP/geonetwork.git into sigmaportal

Conflicts:
	schematrons/rules/schematron-rules-SIGMA.sch
	web-client/src/main/resources/apps/js/GeoNetwork/lib/GeoNetwork/lang/nl.js
	web/src/main/webapp/WEB-INF/data/config/schema_plugins/iso19139/index-fields.xsl