feat(change_detection): updated handling ON_PUSH detectors so they get notified when their bindings change

modules/angular2/src/core/annotations/annotations.js

@@ -1,6 +1,7 @@
 import {ABSTRACT, CONST, normalizeBlank, isPresent} from 'angular2/src/facade/lang';
 import {ListWrapper, List} from 'angular2/src/facade/collection';
 import {Injectable} from 'angular2/di';
+import {DEFAULT} from 'angular2/change_detection';
 
 // type StringMap = {[idx: string]: string};
 
@@ -553,7 +554,7 @@ export class Component extends Directive {
     hostListeners,
     injectables,
     lifecycle,
-    changeDetection
+    changeDetection = DEFAULT
     }:{
       selector:string,
       properties:Object,