Resolve "Fix to reference new model projects"

See merge request !2

Merge branch '2-refactor-all-org-etsi-osl-model-references-to-org-etsi-osl-model-nfv' into 'develop'

Resolve "refactor all org.etsi.osl.model references to org.etsi.osl.model.nfv"

See merge request !1

org.etsi.osl.cridge#2