Companion hardware internal module continued (#1342)

* Add ability to undo hardware internal module change

* Add internal module protocol check on model edit

* Event driven check and update of all models

* Fix model edit dialog searches

* Add OFF to list of internal modules

* Fix internal module protocol list issue #1382

companion/src/modeledit/modeledit.cpp

@@ -49,6 +49,7 @@ ModelEdit::ModelEdit(QWidget * parent, RadioData & radioData, int modelId, Firmw
 
   ui->setupUi(this);
   setWindowIcon(CompanionIcon("edit.png"));
+  setAttribute(Qt::WA_DeleteOnClose);
   restoreGeometry(g.modelEditGeo());
   ui->pushButton->setIcon(CompanionIcon("simulate.png"));