v0.2.55..v0.2.56 changeset NaiveWayMatchStringMapping.h

diff --git a/hoot-core/src/main/cpp/hoot/core/algorithms/linearreference/NaiveWayMatchStringMapping.h b/hoot-core/src/main/cpp/hoot/core/algorithms/linearreference/NaiveWayMatchStringMapping.h
index 466c2a0..299d4b1 100644
--- a/hoot-core/src/main/cpp/hoot/core/algorithms/linearreference/NaiveWayMatchStringMapping.h
+++ b/hoot-core/src/main/cpp/hoot/core/algorithms/linearreference/NaiveWayMatchStringMapping.h
@@ -39,6 +39,7 @@ class NaiveWayMatchStringMapping : public WayMatchStringMapping
 public:
 
   NaiveWayMatchStringMapping(WayStringPtr str1, WayStringPtr str2);
+  virtual ~NaiveWayMatchStringMapping() = default;
 
   virtual WayStringPtr getWayString1() { return _ws1; }
   virtual WayStringPtr getWayString2() { return _ws2; }