v0.2.55..v0.2.56 changeset ElementCriterionConsumer.h

diff --git a/hoot-core/src/main/cpp/hoot/core/criterion/ElementCriterionConsumer.h b/hoot-core/src/main/cpp/hoot/core/criterion/ElementCriterionConsumer.h
index a30e006..db38a7a 100644
--- a/hoot-core/src/main/cpp/hoot/core/criterion/ElementCriterionConsumer.h
+++ b/hoot-core/src/main/cpp/hoot/core/criterion/ElementCriterionConsumer.h
@@ -22,7 +22,7 @@
  * This will properly maintain the copyright information. DigitalGlobe
  * copyrights will be updated automatically.
  *
- * @copyright Copyright (C) 2015, 2018, 2019 DigitalGlobe (http://www.digitalglobe.com/)
+ * @copyright Copyright (C) 2015, 2018, 2019, 2020 DigitalGlobe (http://www.digitalglobe.com/)
  */
 #ifndef __ELEMENT_CRITERIONCONSUMER_H
 #define __ELEMENT_CRITERIONCONSUMER_H
@@ -38,7 +38,8 @@ public:
 
   static std::string className() { return "hoot::ElementCriterionConsumer"; }
 
-  virtual ~ElementCriterionConsumer() {}
+  ElementCriterionConsumer() = default;
+  virtual ~ElementCriterionConsumer() = default;
 
   virtual void addCriterion(const ElementCriterionPtr& crit) = 0;
 };