Resolves threading issue in ChannelState.

Resolves issue in tuner controller where controller was not releasing
sourced tuner channels, preventing re-tuning to other frequencies.
Resolves issue with channel timeout on MPT1327 monitored traffic
channels

src/module/decode/p25/message/P25Message.java

@@ -87,6 +87,8 @@ public class P25Message extends Message
 		sb.append( " " );
 		sb.append( getDUID().getLabel() );
 		
+		sb.append( " DATA UNIT ID:" + mMessage.getInt( DUID ) );
+		
 	    return sb.toString();
     }