This is our custom MRhinoObjectPropertiesDialogPage-inherited class that is used to display our custom object properties.
Inheritance: MRhinoObjectPropertiesDialogPage
 /// <summary>
 /// Public constructor
 /// </summary>
 public SampleCsObjectPropertiesPlugIn()
 {
     _page = new SampleCsObjectPropertiesDialogPage();
 }
 /// <summary>
 /// Public constructor
 /// </summary>
 public SampleCsObjectPropertiesPlugIn()
 {
     _page = new SampleCsObjectPropertiesDialogPage();
 }