#1210 Resolves issue of tuner instances can't be garbage collected due to retained references. Updates several of the tuner controller and tuner editor classes to add/invoke dispose() methods to clear retained instance references. (#1216)

Co-authored-by: Denny Sheirer <sheirerd@ainfosec.com>

src/main/java/io/github/dsheirer/audio/AudioSegmentBroadcaster.java

@@ -39,7 +39,7 @@ public class AudioSegmentBroadcaster<T extends AudioSegment> extends Broadcaster
     @Override
     public void broadcast(T audioSegment)
     {
-        for(Listener<T> listener : mListeners)
+        for(Listener<T> listener : getListeners())
         {
             audioSegment.incrementConsumerCount();
             listener.receive(audioSegment);