D-Net

#1017 introducing PMC extracted metadata schema

- mdformat field is exposed on search service profile <PROPERTY value={mdformat} key="mdformat"/>
- mdformat field is changed when blackboard message is received and the new value is updated in search service profile
- if the search service profile exists and contains the mdformat property the search service parameter is set based on this value. if not the value is set from services.search.mdFormat property...

fixed version number

-changed transformator schema to DMF
-removed oaf namespace from transformation rule
-using default mdBuilder

undone: removed repositoryId generation
DMF transformation rule require this field

removed repositoryId generation

increase heap size and reduce reducer count

updated Validator Service blackboard node to work with new serviceLocator

[maven-release-plugin] prepare for next development iteration

[maven-release-plugin] copy for tag dnet-openaireplus-workflows-2.1.0