Restricted access for the LR calculator
=======================================

In order to have minimal acces from the LR calculator to the database, this is the minimal configuration you shall have:

```
GRANT ALL ON TABLE public."LRs" TO xena;
GRANT SELECT ON TABLE public.exercise TO xena;
GRANT SELECT ON TABLE public.image TO xena;
GRANT SELECT ON TABLE public.membership TO xena;
GRANT SELECT ON TABLE public."object" TO xena;
GRANT SELECT ON TABLE public.person TO xena;
GRANT SELECT ON TABLE public.pgroup TO xena;
GRANT ALL ON SEQUENCE public."LRs_id_seq" TO xena;
```

