Correct typos and enable launch of decomposition tests as a script.
Change type of nat_imp to BoolCol.
Correct invalid types returned by some formulas. Cleanup code.
Fix af_nbenf to pass test
Again
WIP refactoring rsa and mensualisation
Clone Survey entities BEFORE modifying them, to avoid to modify the entities of the original tax-benefit system.
Remove charge_loyer from reference tax_benefit_system