cleanup
wds specific changes: proto model, mdformat and mapping profiles
common model moved in dnet-graph-domain
created dataset dedicated entities
update vocabularies
fixed pom
migrated from dnet-openaire-domain
added missing comma
avoid NPE
removed java 1.7 constraints
using proper variable name
implemented alternative for IterablePair
renamed xsl files as xml
fixed dependencies
added close tags
moved profiles in bootstrap package
tests, added openaire profiles
first porting
trunk