v0.2.55..v0.2.56 changeset GeometryModifierAction.h

diff --git a/hoot-core/src/main/cpp/hoot/core/visitors/geometrymodifiers/GeometryModifierAction.h b/hoot-core/src/main/cpp/hoot/core/visitors/geometrymodifiers/GeometryModifierAction.h
index 4c3a5be..96abcce 100644
--- a/hoot-core/src/main/cpp/hoot/core/visitors/geometrymodifiers/GeometryModifierAction.h
+++ b/hoot-core/src/main/cpp/hoot/core/visitors/geometrymodifiers/GeometryModifierAction.h
@@ -22,7 +22,7 @@
  * This will properly maintain the copyright information. DigitalGlobe
  * copyrights will be updated automatically.
  *
- * @copyright Copyright (C) 2019 DigitalGlobe (http://www.digitalglobe.com/)
+ * @copyright Copyright (C) 2019, 2020 DigitalGlobe (http://www.digitalglobe.com/)
  */
 #ifndef GEOMETRYMODIFIERACTION_H
 #define GEOMETRYMODIFIERACTION_H
@@ -55,6 +55,9 @@ public:
   // Class name for hoot factory
   static std::string className() { return "hoot::GeometryModifierAction"; }
 
+  GeometryModifierAction() = default;
+  virtual ~GeometryModifierAction() = default;
+
   // Command name and parameter names
   virtual QString getCommandName() const = 0;
   virtual QList<QString> getParameterNames() const = 0;