fixes typo in webpack vendor paths
fixes typo in webpack vendor paths

ng-book/angular2-rxjs-chat,ng-book/angular2-rxjs-chat,ahmadassaf/Angular-RxJS-Chat,ariesxje/ng2-rxjs-tryout,ng-book/angular2-rxjs-chat,ariesxje/ng2-rxjs-tryout,ahmadassaf/Angular-RxJS-Chat,ng-book/angular2-rxjs-chat,ahmadassaf/Angular-RxJS-Chat,ariesxje/ng2-rxjs-tryout