title: Angular2 version RC.6 "directives" inside @Component Error
body: <p>I am using Angular2 and have downloaded package.json from the official website. When I am trying to use "directives" inside @Component decorator I am getting this error. </p>
  
  <p>I have attached  my code ERROR:</p>
  
  <pre><code>[ts]
  Argument of type '{ selector: string; template: string; directives: string; 
  }' is not assignable to parameter of type 'ComponentMetadataType'.
  
  Object literal may only specific known properties, and 'directives' does not
  exist in type 'ComponentMetadataType'.
  (property) directives: string
  </code></pre>
  
  <p>This is my code:</p>
  
  <pre><code>import { Component } from '@angular/core';
  import { PeopleListComponent } from './people-list/people-list.component';
  
  @Component({
   selector: 'my-app',
   template: '&lt;h1&gt;{{ title }}&lt;/h1&gt;',
   directives: ''   //ERROR //NOT ABLE TO RECOGNIZE
  })
  
  export class AppComponent { 
    title = "My title";
  } 
  </code></pre>
  
  <p>Here is my package.json:</p>
  
  <pre><code>        {
            "name": "angular2-quickstart",
            "version": "1.0.0",
            "scripts": {
              "start": "tsc &amp;&amp; concurrently \"npm run tsc:w\" \"npm run lite\" ",
              "lite": "lite-server",
              "postinstall": "typings install",
              "tsc": "tsc",
              "tsc:w": "tsc -w",
              "typings": "typings"
            },
            "license": "ISC",
            "dependencies": {
              "@angular/common": "2.0.0-rc.6",
              "@angular/compiler": "2.0.0-rc.6",
              "@angular/compiler-cli": "0.6.0",
              "@angular/core": "2.0.0-rc.6",
              "@angular/forms": "2.0.0-rc.6",
              "@angular/http": "2.0.0-rc.6",
              "@angular/platform-browser": "2.0.0-rc.6",
              "@angular/platform-browser-dynamic": "2.0.0-rc.6",
              "@angular/router": "3.0.0-rc.2",
              "@angular/upgrade": "2.0.0-rc.6",
              "core-js": "^2.4.1",
              "reflect-metadata": "^0.1.3",
              "rxjs": "5.0.0-beta.11",
              "systemjs": "0.19.27",
              "zone.js": "^0.6.17",
              "angular2-in-memory-web-api": "0.0.18",
              "bootstrap": "^3.3.6"
            },
            "devDependencies": {
              "concurrently": "^2.2.0",
              "lite-server": "^2.2.2",
              "typescript": "^1.8.10",
              "typings":"^1.3.2"
            }
          }
  </code></pre>