update user informations in the DB using the collab ones at least at each login + removed useless dependencies from that

update Model to match Paul specs + add compile java 1.8 plugin to POM + cleaned hibernate config + update DB in submodule

http://hbps1.intranet.chuv:7000/mip-portal/portal-backend.git

add filters

switched @Controller to @RestController + frontend should logout using POST /logout instead of trying to clear session with own method