Add sample dumping.

Modem.h

@@ -1,5 +1,5 @@
 /*
- *   Copyright (C) 2011-2016 by Jonathan Naylor G4KLX
+ *   Copyright (C) 2011-2017 by Jonathan Naylor G4KLX
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -143,6 +143,7 @@ private:
 	bool setFrequency();
 
 	void printDebug();
+	void printSamples();
 
 	RESP_TYPE_MMDVM getResponse();
 };