title: android application does not show in the recent application tab
body: <p>When i use the Label attribute in the manifest for an activity, it does not show in the recent application list. Code for activity in manifest file is:</p>
  
  <pre><code>&lt;activity
          android:name=".MainActivity"
          android:screenOrientation="portrait" 
          android:theme="@style/MyTheme"
          android:icon="@drawable/ic_launcher"
          android:label=""
          &gt;
          &lt;intent-filter android:label="@string/app_name"&gt;
              &lt;action android:name="android.intent.action.MAIN" /&gt;
              &lt;category android:name="android.intent.category.LAUNCHER" /&gt;
          &lt;/intent-filter&gt;
      &lt;/activity&gt;
  </code></pre>
  
  <p>when i use <code>android:label="@string/app_name"</code> , then it start showing in the  recent tab, but i dont want activity label.</p>