Don't retain cover fragment

app/src/main/java/de/danoeh/antennapod/activity/MediaplayerActivity.java

@@ -257,12 +257,6 @@ public abstract class MediaplayerActivity extends AppCompatActivity implements O
         }
     }
 
-    @Override
-    protected void onDestroy() {
-        super.onDestroy();
-        Log.d(TAG, "onDestroy()");
-    }
-
     @TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH)
     @Override
     public void onTrimMemory(int level) {

app/src/main/java/de/danoeh/antennapod/fragment/CoverFragment.java

@@ -48,7 +48,6 @@ public class CoverFragment extends Fragment implements
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        setRetainInstance(true);
         Bundle args = getArguments();
         if (args != null) {
             media = args.getParcelable(ARG_PLAYABLE);