D-Net

[maven-release-plugin] copy for tag dnet-openaireplus-workflows-5.4.7

#2055: updated mapping for HR projects to link to the funder

#2055: I do not know why we must introduce fake funding_level_0. We know how to handle funding paths with only the funders. Let's do it, also for CSF

#2055: I do not know why we must introduce fake funding_level_0. We know how to handle funding paths with only the funders. Let's do it.

#2058: NSF projects might be with no funding paths. Now we always create a "blank" funding path that contains only the funder information, as it was done for ARC.

Revert to previous version of fill hosted by map

added optional1 and optional2 to map project extra information (#2017)

Mapping NWO dossier and gebied into optional1 and optional2 project fields to meet inference requirements #2017#note-20