Fixed Feed not refreshing when changing filter

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

@@ -323,7 +323,7 @@ public class FeedItemlistFragment extends Fragment implements AdapterView.OnItem
         activity.loadChildFragment(ItemPagerFragment.newInstance(ids, position));
     }
 
-    @Subscribe
+    @Subscribe(threadMode = ThreadMode.MAIN)
     public void onEvent(FeedEvent event) {
         Log.d(TAG, "onEvent() called with: " + "event = [" + event + "]");
         if (event.feedId == feedID) {

app/src/main/res/layout/feeditemlist_header.xml

@@ -97,7 +97,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:padding="2dp"
-            android:background="?attr/colorPrimary"
+            android:background="?android:attr/windowBackground"
             android:visibility="gone"
             android:gravity="center"
             tools:visibility="visible"