[GL] GeoObject; Drop defaulted ctors, struct.

Update dependencies.

Applications/DataExplorer/DataView/GeoTreeModel.h

@@ -25,7 +25,7 @@
 
 namespace GeoLib
 {
-class GeoObject;
+struct GeoObject;
 }
 
 class QString;

Applications/DataExplorer/DataView/ProcessModel.h

@@ -24,7 +24,7 @@ class vtkPolyDataAlgorithm;
 
 namespace GeoLib
 {
-class GeoObject;
+struct GeoObject;
 }
 
 /**

Applications/DataExplorer/DataView/SelectMeshDialog.h

@@ -17,7 +17,7 @@
 #include <QDialog>
 
 namespace GeoLib {
-    class GeoObject;
+struct GeoObject;
 }
 
 class QDialogButtonBox;

GeoLib/GeoObject.h

@@ -19,12 +19,8 @@
 
 namespace GeoLib
 {
-class GeoObject
+struct GeoObject
 {
-public:
-    GeoObject() = default;
-    GeoObject(GeoObject const&) = default;
-    GeoObject& operator=(GeoObject const&) = default;
     virtual ~GeoObject() = default;
     /// return a geometry type
     virtual GEOTYPE getGeoType() const = 0;

MeshGeoToolsLib/BoundaryElementsSearcher.h

@@ -11,7 +11,7 @@
 
 namespace GeoLib
 {
-class GeoObject;
+struct GeoObject;
 class Point;
 class Polyline;
 class Surface;

MeshGeoToolsLib/MeshNodeSearcher.h

@@ -22,7 +22,7 @@
 // forward declaration
 namespace GeoLib
 {
-class GeoObject;
+struct GeoObject;
 class Point;
 class Polyline;
 class Surface;