v0.2.55..v0.2.56 changeset DuplicateWayRemover.h

diff --git a/hoot-core/src/main/cpp/hoot/core/ops/DuplicateWayRemover.h b/hoot-core/src/main/cpp/hoot/core/ops/DuplicateWayRemover.h
index 30e682c..06a6889 100644
--- a/hoot-core/src/main/cpp/hoot/core/ops/DuplicateWayRemover.h
+++ b/hoot-core/src/main/cpp/hoot/core/ops/DuplicateWayRemover.h
@@ -52,6 +52,7 @@ public:
   static std::string className() { return "hoot::DuplicateWayRemover"; }
 
   DuplicateWayRemover();
+  virtual ~DuplicateWayRemover() = default;
 
   void apply(OsmMapPtr& map);