Added the dutch translation as a set of properties files
Added files used to the translmgt tool.

1. A translation of the base-language 'en' is added (baseline)
2. A translation for nl-language pack
Merge branch 'master' of github.com:webdetails/pentahoLanguagePacks
Merge branch 'master' of github.com:webdetails/pentahoLanguagePacks
Dutch language pack v0.9 (now containing 43-48 files)
New files that we not in the original pack.

Carlos, please let met know whether these files should be discarded.

NOTE: I need prune the files and prune them from the translation.xls to
prevent regeneration of these files.
[nl] merge
Conflicts:
	data/nl/system/analyzer/resources/messages_nl.properties
	data/nl/system/dashboards/resources/messages/messages_nl.properties
	data/nl/system/pentaho-interactive-reporting/resources/help/messages_nl.properties
	data/nl/tomcat/webapps/pentaho/mantle/browser/messages_nl.properties
[nl] deleted spurious files