Dock system selection improvements and fixes (#14305)

* Make sure we don't trigger another select when a view in the project tree is selected.
* Fix for #14255 and related issues
* Make sure we can close and open a main window, keeping the layout when reopened.

ApplicationLibCode/ProjectDataModel/RimViewWindow.h

@@ -46,7 +46,7 @@ public:
     bool showWindow() const;
     void setShowWindow( bool showWindow );
 
-    void setAsActiveViewer();
+    void setAsActiveViewer( bool allowSelectionChange = false );
     bool isActiveViewer() const;
 
     bool isMainDockedWindow() const;