v0.2.55..v0.2.56 changeset BuildingRfClassifier.h

diff --git a/hoot-core/src/main/cpp/hoot/core/conflate/polygon/BuildingRfClassifier.h b/hoot-core/src/main/cpp/hoot/core/conflate/polygon/BuildingRfClassifier.h
index 8769780..b603d8c 100644
--- a/hoot-core/src/main/cpp/hoot/core/conflate/polygon/BuildingRfClassifier.h
+++ b/hoot-core/src/main/cpp/hoot/core/conflate/polygon/BuildingRfClassifier.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 BUILDINGRFCLASSIFIER_H
 #define BUILDINGRFCLASSIFIER_H
@@ -40,7 +40,8 @@ class BuildingRfClassifier : public RfExtractorClassifier
 {
 public:
 
-  BuildingRfClassifier();
+  BuildingRfClassifier() = default;
+  virtual ~BuildingRfClassifier() = default;
 
 protected: