Add id in operation list.

src/operations/operationList.component.ts

@@ -32,6 +32,7 @@ import { OperationService } from './operation.service';
     <table class="table table-striped table-condensed table-hover">
       <thead>
         <tr>
+          <th>#</th>
           <th>Date d'op.</th>
           <th>Libell&eacute; de l'op&eacute;ration</th>
           <th>Montant</th>

src/operations/operationRow.component.ts

@@ -21,6 +21,8 @@ import { OperationService } from './operation.service';
     "[class.danger]": "operation.balance < account.authorized_overdraft"
   },
   template: `
+<td>{{ operation.id }}</td>
+
 <td>{{ operation.operation_date | date:"yyyy-MM-dd" }}</td>
 
 <td>{{ operation.label }}</td>