address refactoring: resolve lack of flexibility for many implementations (modal/not, overriding, options, etc. )

address creation/edition is unchanged
many variables are renamed to improve logic and readability

src/Bundle/ChillMainBundle/Resources/public/vuejs/_js/i18n.js

@@ -32,6 +32,8 @@ const messages = {
          remove: "Enlever",
          delete: "Supprimer",
          save: "Enregistrer",
+         valid: "Valider",
+         valid_and_see: "Valider et voir",
          add: "Ajouter",
          show_modal: "Ouvrir une modale",
          ok: "OK",
@@ -61,7 +63,7 @@ const messages = {
             title: "Création d'un nouvel usager ou d'un tiers professionnel",
             person: "un nouvel usager",
             thirdparty: "un nouveau tiers professionnel"
-         },         
+         },
       },
    }
 };