P25 LSM decoder work in progress. Adds a CQPSK decoder based on Max's (KA1RBI) scope.py and gardner loop.

The CQPSK decoder is starting to take shape, but needs more tweaking and testing.  It's not keeping a good lock on strong P25 signals.  I have to add some more features to the intrumentation package to allow me to visualize the internals of the CQPSK decoder so that I can get a better sense of what needs fine tuning.

The CQPSK decoder may work for anyone that wants to sync the repo and run the build script.

src/record/RecordEditor.java

@@ -19,6 +19,8 @@ package record;
 
 import record.config.RecordConfiguration;
 import controller.Editor;
+import controller.channel.Channel;
+import controller.channel.ChannelValidationException;
 
 public class RecordEditor extends Editor
 {
@@ -39,14 +41,10 @@ public class RecordEditor extends Editor
 	@Override
     public void save()
     {
-	    // TODO Auto-generated method stub
-	    
     }
 
 	@Override
     public void reset()
     {
-	    // TODO Auto-generated method stub
-	    
     }
 }