Resolve "Amélioration mise en forme"

Closes #37 (closed)

src/app/components/app-setup/app-setup.component.ts

@@ -26,10 +26,10 @@ export class ApplicationSetupComponent implements Observer {
         private appSetupService: ApplicationSetupService,
         private intlService: InternationalisationService
     ) {
-        this._displayPrec = new NgBaseParam("dp", ParamDomainValue.NOT_NULL, this.appSetupService.displayPrecision);
+        this._displayPrec = new NgBaseParam("dp", ParamDomainValue.POS, this.appSetupService.displayPrecision);
         this._displayPrec.addObserver(this);
 
-        this._computePrec = new NgBaseParam("cp", ParamDomainValue.NOT_NULL, this.appSetupService.computePrecision);
+        this._computePrec = new NgBaseParam("cp", ParamDomainValue.POS, this.appSetupService.computePrecision);
         this._computePrec.addObserver(this);
     }