build(node): split test and src compilation units

modules/angular2/manual_typings/globals-es6.d.ts

@@ -6,8 +6,6 @@
 
 /// <reference path="../typings/zone/zone.d.ts"/>
 /// <reference path="../typings/hammerjs/hammerjs.d.ts"/>
-/// <reference path="../typings/jasmine/jasmine.d.ts"/>
-/// <reference path="../typings/angular-protractor/angular-protractor.d.ts"/>
 
 // TODO: ideally the node.d.ts reference should be scoped only for files that need and not to all
 //       the code including client code

modules/angular2/src/common/directives/ng_switch.ts

@@ -4,7 +4,8 @@ import {ListWrapper, Map} from 'angular2/src/facade/collection';
 
 const _WHEN_DEFAULT = CONST_EXPR(new Object());
 
-class SwitchView {
+/** @internal */
+export class SwitchView {
   constructor(private _viewContainerRef: ViewContainerRef, private _templateRef: TemplateRef) {}
 
   create(): void { this._viewContainerRef.createEmbeddedView(this._templateRef); }