Fixed EventBus getting removed by proguard

app/proguard.cfg

@@ -80,10 +80,11 @@
 -dontskipnonpubliclibraryclassmembers
 
 # greenrobot EventBus
--keepclassmembers class ** {
-    public void onEvent*(**);
+-keepattributes *Annotation*
+-keepclassmembers class * {
+    @org.greenrobot.eventbus.Subscribe <methods>;
 }
--keep class de.danoeh.antennapod.core.event.*
+-keep enum org.greenrobot.eventbus.ThreadMode { *; }
 
 # android-iconify
 -keep class com.joanzapata.** { *; }