fix(view): fixed hydrator to export the dom element instead of ng element

modules/angular2/src/core/compiler/view_hydrator.js

@@ -175,7 +175,7 @@ export class AppViewHydrator {
         if (elementInjector.isExportingComponent()) {
           view.locals.set(exportImplicitName, elementInjector.getComponent());
         } else if (elementInjector.isExportingElement()) {
-          view.locals.set(exportImplicitName, elementInjector.getNgElement());
+          view.locals.set(exportImplicitName, elementInjector.getNgElement().domElement);
         }
       }
 

modules/angular2/test/core/compiler/integration_spec.js

@@ -367,7 +367,7 @@ export function main() {
 
           var value = view.rawView.locals.get('alice');
           expect(value).not.toBe(null);
-          expect(value.domElement.tagName.toLowerCase()).toEqual('div');
+          expect(value.tagName.toLowerCase()).toEqual('div');
 
           async.done();
         })
@@ -383,7 +383,7 @@ export function main() {
 
           var value = view.rawView.locals.get('superAlice');
           expect(value).not.toBe(null);
-          expect(value.domElement.tagName.toLowerCase()).toEqual('div');
+          expect(value.tagName.toLowerCase()).toEqual('div');
 
           async.done();
         })