add pty-gpib-emulator from github

pty-gpib-emulator/c++/Device.h

@@ -0,0 +1,23 @@
+
+#ifndef DEVICE
+#define DEVICE
+
+#include <string>
+#include <iostream>
+
+class Device;
+
+#include "PTY_Interface.h"
+#include <vector>
+using namespace std;
+
+class Device {
+ public:
+  virtual string handleCMD(Interface *fpl,
+			   string cmd,
+			   vector<string> *args) {
+    return "";
+  } /**/
+};
+
+#endif