ADD: lf cotag - added first try at basic functionality to read samples from Cotag. In lfops.c is the startup sequence that needs to be tested out.

client/cmdlfcotag.h

@@ -0,0 +1,22 @@
+//-----------------------------------------------------------------------------
+// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// Low frequency AWID commands
+//-----------------------------------------------------------------------------
+
+#ifndef CMDLFCOTAG_H__
+#define CMDLFCOTAG_H__
+
+#include "proxmark3.h"  // Definitions, USB controls, etc
+#include "cmddata.h"	// getSamples
+#include "cmdparser.h"  // CmdsParse, CmdsHelp
+#include "cmdmain.h"
+
+int CmdLFCOTAG(const char *Cmd);
+int CmdCOTAGRead(const char *Cmd);
+
+#endif