Fix c++ rig class

c++/testcpp.cc

@@ -8,7 +8,7 @@
 
 int main(int argc, char* argv[])
 {
-	Rig myRig = Rig(RIG_MODEL_DUMMY);
+	Rig myRig {RIG_MODEL_DUMMY};
 
 	try {
 		myRig.setConf("rig_pathname", "/dev/ttyS1");

include/hamlib/rigclass.h

@@ -38,7 +38,7 @@ public:
 
     virtual ~Rig();
 #if __cplusplus >= 201103L
-    Rig(const Rig&) = default;
+    Rig(const Rig&) = delete;
     Rig& operator=(const Rig&) = delete;
 #else
     Rig(const Rig&);