Creating resource on the fly when we want to delete model created by WS events

Change-Id: I2e5c0e0af2be6366d86437d140d4517990940cbb
diff --git a/src/app/core/index.ts b/src/app/core/index.ts
index a9aa9a6..fd87e38 100644
--- a/src/app/core/index.ts
+++ b/src/app/core/index.ts
@@ -13,6 +13,7 @@
 import {xosForm} from './form/form';
 import {xosField} from './field/field';
 import 'angular-toastr';
+import {ModelHelpers} from './services/helpers/model.helper';
 
 export const xosCore = 'xosCore';
 
@@ -24,6 +25,7 @@
   .service('PageTitle', PageTitle)
   .service('XosFormHelpers', XosFormHelpers)
   .service('ConfigHelpers', ConfigHelpers)
+  .service('ModelHelpers', ModelHelpers)
   .directive('xosLinkWrapper', xosLinkWrapper)
   .component('xosHeader', xosHeader)
   .component('xosFooter', xosFooter)