modify axis : camera follows ui coordinates

src/main/java/fr/ill/ics/n3d/gui/EditorMenuBar.java

@@ -403,6 +403,7 @@ public class EditorMenuBar extends MenuBar {
     					(bounds.getMinZ() + bounds.getMaxZ()) / 2
     				);
     			Nomad3DEditor.getInstance().getAxisBuilder().getAxis().setPosition(center);
+    			Nomad3DEditor.getInstance().getControls().setCenter(center);
     		});
     		
     		Button okButton = new Button("OK");