Print local address to debug on start.

src/main/java/moe/nekojimi/chords/Chords.java

@@ -108,6 +108,7 @@ public final class Chords extends ListenerAdapter
 
         if (settings.getLocalAddr() != null)
         {
+            System.out.println("Using local address: " + settings.getLocalAddr());
             // make local binding socket factory
             final LocalBindSocketFactory localBindSocketFactory = new LocalBindSocketFactory();
             localBindSocketFactory.setLocalAddress(InetAddress.getByName(settings.getLocalAddr()));