Reimplemented Go To Original Action (#2383)

* complete working go to original action, todo (css class for action)

* Fix layout when a menu item does not have an icon

* Removed superfluous keystring conversion

index.html

@@ -86,6 +86,7 @@
         openmct.install(openmct.plugins.LADTable());
         openmct.install(openmct.plugins.Filters(['table', 'telemetry.plot.overlay']));
         openmct.install(openmct.plugins.ObjectMigration());
+        openmct.install(openmct.plugins.GoToOriginalAction());
         openmct.start();
     </script>
 </html>