[Mesh] Fixed a bug in NodePartitionedMesh.

MeshLib/NodePartitionedMesh.h

@@ -96,11 +96,11 @@ class NodePartitionedMesh : public Mesh
         bool isGhostNode(const std::size_t node_id) const
         {
             if(node_id < _n_active_base_nodes)
-                return true;
+                return false;
             else if(node_id >= _n_base_nodes && node_id < getLargestActiveNodeID() )
-                return true;
-            else
                 return false;
+            else
+                return true;
         }
 
         /// Get the largest ID of active nodes for higher order elements in a partition.