v0.2.55..v0.2.56 changeset NodeToWayMap.h

diff --git a/hoot-core/src/main/cpp/hoot/core/elements/NodeToWayMap.h b/hoot-core/src/main/cpp/hoot/core/elements/NodeToWayMap.h
index fb7dbf2..a78ba93 100644
--- a/hoot-core/src/main/cpp/hoot/core/elements/NodeToWayMap.h
+++ b/hoot-core/src/main/cpp/hoot/core/elements/NodeToWayMap.h
@@ -22,7 +22,7 @@
  * This will properly maintain the copyright information. DigitalGlobe
  * copyrights will be updated automatically.
  *
- * @copyright Copyright (C) 2015, 2017, 2019 DigitalGlobe (http://www.digitalglobe.com/)
+ * @copyright Copyright (C) 2015, 2017, 2019, 2020 DigitalGlobe (http://www.digitalglobe.com/)
  */
 
 #ifndef NODETOWAYMAP_H
@@ -50,9 +50,8 @@ public:
 
   static std::string className() { return "hoot::NodeToWayMap"; }
 
-  static int logWarnCount;
-
   NodeToWayMap(const OsmMap& map);
+  virtual ~NodeToWayMap() = default;
 
   void addWay(const std::shared_ptr<const Way>& w);
 
@@ -71,6 +70,8 @@ public:
 
 private:
 
+  static int logWarnCount;
+
   std::set<long> _emptySet;
 };