Create own scope for hb-choose-actor directive.
Typo.
Added comments.
Formatting.
Added button type and screen reader class.
Make use of hb-single-select to define dropdown for 'Groupe' field.
Cleaned up catalogue initialisation values from elfin.GROUPE.
Added TODOs.
Add numeric only validation on "Montant estimé" field.
Add numeric only validation on "Budget" field.