@Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_about);
    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);
    //noinspection ConstantConditions
    getSupportActionBar().setDisplayHomeAsUpEnabled(true);

    mAdsView = (AdView) findViewById(R.id.adView);
    AdRequest adRequest = new AdRequest.Builder().build();
    mAdsView.loadAd(adRequest);
    mBuildDataTextView = (TextView) findViewById(R.id.version);
    // Do the time consuming, potentially UI thread-blocking operation.
    getSupportLoaderManager().restartLoader(QUERY_LOADER_ID, null, mQueryCallbacks).forceLoad();

    // Fire a simple Analytics screen event.
    Tracker tracker = getDependencyResolver().getTracker();
    tracker.setScreenName(this.getClass().getSimpleName());
    tracker.send(new HitBuilders.ScreenViewBuilder().build());
  }
 @Override
 protected void onResume() {
   super.onResume();
   mAdsView.resume();
 }
 @Override
 protected void onPause() {
   super.onPause();
   mAdsView.pause();
 }