Minor fixes

Author: mgesing

src/Libraries/SmartStore.Core/Domain/Messages/MessageTemplateNames.cs

@@ -33,5 +33,6 @@ public class MessageTemplateNames
         public const string BackInStockCustomer = "Customer.BackInStock";
         public const string SystemCampaign = "System.Campaign";
         public const string SystemContactUs = "System.ContactUs";
+        public const string SystemGeneric = "System.Generic";
     }
 }

src/Libraries/SmartStore.Services/Messages/MessageFactory.cs

@@ -515,6 +515,14 @@ public virtual object[] GetTestModels(MessageContext messageContext)
                             ["Address"] = "VatAddress"
                         });
                         break;
+                    case MessageTemplateNames.SystemGeneric:
+                        result.Add(new NamedModelPart("Generic")
+                        {
+                            ["Email"] = "[email protected]",
+                            ["Subject"] = "Subject",
+                            ["Body"] = LoremIpsum
+                        });
+                        break;
                 }
             }
 

src/Presentation/SmartStore.Web/Administration/Controllers/CustomerController.cs

@@ -496,7 +496,7 @@ public ActionResult Create(CustomerModel model, bool continueEditing, FormCollec
                     var numberExists = _customerService.SearchCustomers(new CustomerSearchQuery { CustomerNumber = model.CustomerNumber }).SourceQuery.Any();
                     if (numberExists)
                     {
-                        NotifyError("Common.CustomerNumberAlreadyExists");
+                        NotifyError(T("Common.CustomerNumberAlreadyExists"));
                     }
                     else
                     {
@@ -680,7 +680,7 @@ public ActionResult Edit(CustomerModel model, bool continueEditing, FormCollecti
                         var numberExists = _customerService.SearchCustomers(new CustomerSearchQuery { CustomerNumber = model.CustomerNumber }).SourceQuery.Any();
                         if (model.CustomerNumber != customer.CustomerNumber && numberExists)
                         {
-                            NotifyError("Common.CustomerNumberAlreadyExists");
+                            NotifyError(T("Common.CustomerNumberAlreadyExists"));
                         }
                         else
                         {

src/Presentation/SmartStore.Web/Controllers/CustomerController.cs

@@ -1031,7 +1031,7 @@ public ActionResult Info(CustomerInfoModel model)
                         var numberExists = _customerService.SearchCustomers(new CustomerSearchQuery { CustomerNumber = model.CustomerNumber }).SourceQuery.Any();
                         if (model.CustomerNumber != customer.CustomerNumber && numberExists)
                         {
-                            NotifyError("Common.CustomerNumberAlreadyExists");
+                            NotifyError(T("Common.CustomerNumberAlreadyExists"));
                         }
                         else
                         {