fix feedback action for a NS instance

Change-Id: Icb27e99605db5745205fa5dfc122eaf01834eaa3
Signed-off-by: lombardof <flombardo@cnit.it>
diff --git a/instancehandler/views.py b/instancehandler/views.py
index e193825..9ace8ee 100644
--- a/instancehandler/views.py
+++ b/instancehandler/views.py
@@ -95,7 +95,7 @@
     }
 
     result = client.ns_action(instance_id, action_payload)
-    return __response_handler(request, result, None, to_redirect=False, status=result['status'] )
+    return __response_handler(request, result, None, to_redirect=False, status=result['status'] if 'status' in result else None )
 
 
 @login_required
diff --git a/static/src/instancehandler/instance_list.js b/static/src/instancehandler/instance_list.js
index 161cc51..a590fa3 100644
--- a/static/src/instancehandler/instance_list.js
+++ b/static/src/instancehandler/instance_list.js
@@ -124,6 +124,10 @@
             processData: false
         }).done(function (response,textStatus, jqXHR) {
             $('#modal_instance_new_action').modal('hide');
+            bootbox.alert({
+                    title: "Action",
+                    message: "Action received."
+                });
         }).fail(function(result){
             var data  = result.responseJSON;
             var title = "Error " + (data.code ? data.code: 'unknown');