coordinateSystems: Added missing clone functions

src/meshTools/coordinateSystems/cartesianCS.H

@@ -106,6 +106,12 @@ public:
         //- Construct from dictionary
         cartesianCS(const word&, const dictionary&);
 
+        //- Construct and return a clone
+        virtual autoPtr<coordinateSystem> clone() const
+        {
+            return autoPtr<coordinateSystem>(new cartesianCS(*this));
+        }
+
 
     //- Destructor
     virtual ~cartesianCS();

src/meshTools/coordinateSystems/coordinateSystem.H

@@ -160,12 +160,11 @@ public:
         //- Construct from dictionary with a given name
         coordinateSystem(const word& name, const dictionary&);
 
-
-    //- Return clone
-    autoPtr<coordinateSystem> clone() const
-    {
-        return autoPtr<coordinateSystem>(new coordinateSystem(*this));
-    }
+        //- Construct and return a clone
+        virtual autoPtr<coordinateSystem> clone() const
+        {
+            return autoPtr<coordinateSystem>(new coordinateSystem(*this));
+        }
 
 
     // Declare run-time constructor selection table

src/meshTools/coordinateSystems/cylindricalCS.H

@@ -114,6 +114,12 @@ public:
         //- Construct from dictionary and name
         cylindricalCS(const word&, const dictionary&);
 
+        //- Construct and return a clone
+        virtual autoPtr<coordinateSystem> clone() const
+        {
+            return autoPtr<coordinateSystem>(new cylindricalCS(*this));
+        }
+
 
     //- Destructor
     virtual ~cylindricalCS();