fix(list-view): add support for "defailtTemplate"

Author: VladimirAmiorkov

Diff for: nativescript-angular/directives/templated-items-comp.ts

@@ -154,6 +154,12 @@ export abstract class TemplatedItemsComponent implements DoCheck, OnDestroy, Aft
             }
 
             viewRef = args.view[NG_VIEW];
+
+            // No ng-template is setup, continue with 'defaultTemplate' 
+            if (viewRef) {
+                return;
+            }
+
             // Getting angular view from original element (in cases when ProxyViewContainer
             // is used NativeScript internally wraps it in a StackLayout)
             if (!viewRef && args.view instanceof LayoutBase && args.view.getChildrenCount() > 0) {