Add currency symbol in value decimalbox

FEA: ItEr76S28UserDashboard

libreplan-webapp/src/main/java/org/libreplan/web/expensesheet/ExpenseSheetCRUDController.java

@@ -561,4 +561,8 @@ public class ExpenseSheetCRUDController extends BaseCRUDController<ExpenseSheet>
         return Util.getCurrencySymbol();
     }
 
+    public String getMoneyFormat() {
+        return Util.getMoneyFormat();
+    }
+
 }

libreplan-webapp/src/main/webapp/expensesheet/expenseSheet.zul

@@ -141,7 +141,7 @@
                     <label value="${i18n:_('Value')}" />
                     <decimalbox id="dboxValue"
                         value="@{controller.expenseSheetLineDTO.value}"
-                        scale="2"
+                        format="@{controller.moneyFormat}"
                         constraint="@{controller.checkConstraintExpenseValue}"/>
 
 					<separator bar="false" spacing="10px" orient="vertical"/>