Resolve "Conduites en charge : ajouter loi de Strickler"

Closes #596 (closed)

src/app/formulaire/definition/form-definition.ts

@@ -81,7 +81,7 @@ export abstract class FormulaireDefinition extends FormulaireNode implements Obs
         return this._calculateDisabled;
     }
 
-    private getPropValue(key: string): any {
+    public getPropValue(key: string): any {
         if (this._currentNub === undefined)
             return this.defaultProperties[key];
         return this._currentNub.getPropValue(key);