added fixtures for base person
added fixtures for base person

uclouvain/OSIS-Louvain,uclouvain/osis,uclouvain/osis_louvain,uclouvain/osis_louvain,uclouvain/OSIS-Louvain,uclouvain/osis,uclouvain/OSIS-Louvain,uclouvain/osis_louvain,uclouvain/osis,uclouvain/osis