Description
===========




TODO
====

Documentation
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* add usage scenario
* complete documentation to precise one level dependencies for create and find methods
* clarify tree of rights
* clarify why the dependencies need to be managed in the service (to avoid to break the
CRUD model, *i.e.* reppsitory methods are specialised to load the one-level 
dependencies, thus cannot be used to load object as dependencies  

Tests
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* tests for one-level dependencies